CN101027504A - Push-pull chain and actuator - Google Patents
Push-pull chain and actuator Download PDFInfo
- Publication number
- CN101027504A CN101027504A CNA2005800150915A CN200580015091A CN101027504A CN 101027504 A CN101027504 A CN 101027504A CN A2005800150915 A CNA2005800150915 A CN A2005800150915A CN 200580015091 A CN200580015091 A CN 200580015091A CN 101027504 A CN101027504 A CN 101027504A
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- China
- Prior art keywords
- chain
- link
- actuator
- roll sleeve
- roll
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/18—Chains having special overall characteristics
- F16G13/20—Chains having special overall characteristics stiff; Push-pull chains
Abstract
A push-pull chain (1) that can bend in one direction only, and is provided with at least two rollers (12,13) on each of the driving pins, one of the rollers (12) engages a drive sprocket (29) and the other of said at least two rollers (13) engages a chain guide surface (28). An actuator (20) for e.g. opening and closing a window that uses this dual-roller push-pull chain. A link (105) driven push-pull chain (101) that can bend in one direction only, with links (105) that is shaped as an engagement surface for engaging a drive sprocket (129). An actuator (120) for e.g. opening and closing a window that uses the link driven push-pull chain.
Description
Technical field
The present invention relates to be used for the push-pull chain of actuator, particularly only can be along a direction curved chain.The invention still further relates to the actuator that includes this chain.
Background technique
DE10206274 discloses a kind of by many push-pull chains that inner link and outer link are formed, and the inner link that wherein replaces is in turn being couple to outer link alternately to last by the parallel driving pin that has roll sleeve.The end of chain link is provided with face, described look like this place against: prevent chain because chain link around the rotation of its pivot and along a direction bending, but allow chain freely crooked along another direction.Described mask has shape complimentary to one another, thereby when chain is in pressure effect following time, it is butt and prevent bending motion directly each other.Chain can be used on one to have on the actuator of chain path, and this path leads to chain outlet and guide chain by a sprocket wheel, and this sprocket wheel engages with roll sleeve and drives described chain.Roll sleeve rolls on the guiding surface of chain path.Chain path includes a curved portion concentric with described sprocket wheel, and guide chain is along drive sprocket when engaging guiding surface at roll sleeve.Joint between roll sleeve and the sprocket wheel prevents that roll sleeve from rotating, thereby when the curved portion of chain path was passed through in motion, roll sleeve can not roll.When chain is in pressure effect following time, in curved portion---be the place that roll sleeve engages with sprocket tooth, roll sleeve can not rotate by the guiding surface that a big power is pressed towards chain path.Thereby roll sleeve drags on curved portion under the effect of big load, and caused frictional loss has reduced the mechanical efficiency of actuator.
Summary of the invention
On this background technique, an object of the present invention is to provide a kind of push-pull chain of type mentioned above, this chain can be used in the push-pull chain actuator to obtain higher mechanical efficiency.According to claim 1, by being provided, a kind of push-pull chain that is used in the actuator realized this purpose, described actuator is provided with a sprocket wheel that is used to drive described chain, described chain comprises: many to inner link and outer link, described inner link alternately is in turn being couple to described outer link alternately to last by the parallel driving pin that has roll sleeve, the shape of described chain link makes that this chain can only be along a direction bending; And at least two roll sleeves that on each driving pin, are provided with, one in described at least two roll sleeves is used for and described sprocket engagement, and another guiding surface by described actuator in described at least two roll sleeves is supported.
Thereby each driving pin all is provided with at least two roll sleeves that can rotate independently of one another.
Two outer diameter in described at least two roll sleeves equates.Alternatively, driving pin can be provided with a major diameter roll sleeve and a small diameter rollers.The major diameter roll sleeve is used to engage guiding surface, and small diameter rollers is used to engage sprocket wheel.Thereby the major diameter roll sleeve can be on guiding surface freely rolls, and small diameter rollers is lockable with engaging of sprocket wheel owing to it, and the chain roll sleeve that passes through sprocket wheel and be lockable that can move can not drag on guiding surface.
The maximum thrust load of actuator usually by the actuator driver element the maximum, force that can be transferred on the chain limited.By increasing the mechanical efficiency of actuator, can obtain higher thrust load by identical driver element.
Between driving pin and driving pin, major diameter roll sleeve and small diameter rollers are preferably alternately.This makes the diameter of big roll sleeve to increase, thereby has further increased mechanical efficiency.
Small diameter rollers can be higher than the major diameter roll sleeve, and preferably twice to four is times high, thereby has the space that is used for sprocket wheel between staggered major diameter roll sleeve.
The shape of inner link and/or outer link can be complimentary to one another, thereby, when chain is in pressure effect following time, their longitudinal end each other directly butt to prevent the bending motion of chain along a direction.
Preferably, put towards a lateral deviation on the chain link height in the hole that is used for driving pin, and on a longitudinal end away from a side of pin, the opposed end complementation of projection and adjacent link.
The major diameter roll sleeve can exceed the height of chain at a side upper process.
Another object of the present invention provides the push-pull chain actuator that a kind of mechanical efficiency improves.According to claim 13, realized this purpose by be provided a kind of having as the actuator of each described chain among the claim 1-12, described actuator comprises: sprocket wheel; And an actuator casing, this actuator casing is provided with a chain path that is connected with the chain outlet, and this chain path comprises a guiding surface; Described chain is contained in this chain path at least in part, at least two roll sleeves of described sprocket engagement one; And described guiding surface only engages in described at least two roll sleeves another, and one and described sprocket engagement in described at least two roll sleeves.
In this kind actuator, when other roll sleeve and during sprocket engagement, the roll sleeve that engages with guiding surface always can freely roll.Because roll sleeve can not drag, improved mechanical efficiency on guiding surface.
Guiding surface by two positioned opposite, and preferably the guide rail of groove form.
Chain path can comprise a curved portion, and its guide chain is along drive sprocket, and simultaneously, small diameter rollers engages sprocket wheel and the crooked guiding surface of major diameter roll sleeve joint.
In described curved portion, the width of guiding surface can be less than or equal to another the width in described at least two roll sleeves, and wherein, this another roll sleeve engages described guiding surface in curved portion.
Curved portion in the described chain path can be provided with a recessed portion that is positioned at the guiding surface next door, and the female partly provides the space that is used to hold sprocket tooth.
The width of guiding surface can be equal to or slightly less than the combined width of two roll sleeves in described at least two roll sleeves.
Another object of the present invention provides a kind of push-pull chain of type mentioned above, and this chain can be used in the push-pull chain actuator to obtain higher mechanical efficiency.According to claim 19, by being provided, a kind of push-pull chain realized this purpose, described push-pull chain comprises: many to inner link and outer link, described inner link alternately is in turn being couple to described outer link alternately to last by the parallel driving pin that is provided with roll sleeve, the shape of described chain link makes that this chain can only be along a direction bending; And chain link profile on a described side has formed an engaging surface with sprocket engagement.
By using chain link to engage sprocket wheel, roll sleeve can freely rotate all the time, and can be at smooth rolling freely on the guiding surface of relevant break and on sprocket wheel and position that chain engages.Chain can move through sprocket wheel, and the roll sleeve that is lockable can not drag on guiding surface, thereby improves the mechanical efficiency of the break that has used chain.
Engaging surface can be formed with a recessed portion between the hole of chain link, described pore volume is put driving pin or lining.Engaging surface can form the projection of protruding around each hole of ccontaining driving pin or lining.Recessed portion between the hole is suitable for the tooth of ccontaining driving sprocket wheel, and projection is suitable for being contained in the recessed portion between the sprocket tooth.
Roll sleeve preferably has a major diameter part and a small diameter portion.Between driving pin and driving pin, described major diameter part and small diameter portion are preferably interlocked, thereby make that the major diameter part of adjacent roll sleeve can be overlapping diametrically.This feasible major diameter part that can use larger diameter, thus mechanical efficiency further increased.
Major diameter part and small diameter portion can form independently roll sleeve, and this makes roll sleeve preferably can make by the stamping pressure ring.
The shape of the longitudinal end of inner link and/or outer link can be complimentary to one another, thereby when chain is in pressure effect following time, their longitudinal end is butt directly each other, to prevent that chain is along one bending motion.
The hole that is used for pin can be put towards a lateral deviation on the chain link height, and on a longitudinal end away from a side of pin, the opposed end complementation of projection and adjacent link.
Raised profile can form the part of the recessed portion in the engaging surface between two adjacent link, and it is suitable for a tooth of ccontaining driving sprocket wheel.
Another purpose more of the present invention provides the push-pull chain actuator that a kind of mechanical efficiency improves.According to claim 36, by providing realized this purpose a kind of having as the actuator of each described chain among the claim 19-35, described actuator comprises: an actuator casing, this actuator casing is provided with a chain path that is connected with the chain outlet, chain is contained in retracted position in this chain path at least in part, and wherein driving sprocket wheel engages the engaging surface of one or more link member.
In this actuator, chain can have single major diameter roll sleeve, and this major diameter roll sleeve all the time can be on the guiding surface of chain path freely rolls because they never with sprocket engagement.Thereby because roll sleeve can not drag owing to being lockable on side surface with engaging of sprocket wheel, so mechanical efficiency is improved.
Preferably, guiding surface can be formed by the groove guide rail.
Preferably, described chain path includes a curved portion, and its guide chain is along drive sprocket, while chain link and described sprocket engagement.
Other purpose, feature, advantage and performance according to push-pull chain of the present invention and actuator will become clear by detailed description.
Description of drawings
In following detailed description part to this paper, will carry out more detailed explanation to the present invention by shown illustrative embodiments in the accompanying drawings, wherein:
Fig. 1 a is the three-dimensional cutaway view according to the push-pull chain of one embodiment of the present invention, and wherein this chain is straight;
Fig. 1 b is the detailed side view of an outer link;
Fig. 1 c is the detailed side view of an inner link;
Fig. 1 d is the three-dimensional cutaway view of chain among Fig. 1 a, and wherein this chain is crooked;
Fig. 2 is the sectional view by the chain among Fig. 1 a;
Fig. 3 is the plan view of chain among Fig. 1 a;
Fig. 4 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 1 a;
Fig. 5 a is the three-dimensional cutaway view according to the push-pull chain of second embodiment of the invention;
Fig. 5 b is the detailed side view of the outer link of second mode of execution;
Fig. 5 c is the detailed side view of the inner link of second mode of execution;
Fig. 5 d is the three-dimensional cutaway view of chain among Fig. 5 a, and wherein this chain is crooked;
Fig. 6 is the sectional view by the chain among Fig. 5 a;
Fig. 7 is the plan view of chain among Fig. 5 a;
Fig. 8 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 5 a;
Fig. 9 is the three-dimensional cutaway view according to the chain of the 3rd mode of execution; And
Figure 10 is the three-dimensional cutaway view of an actuator, and this actuator has the chain among Fig. 9.
Embodiment
Fig. 1 a shows a chain according to the present invention's first preferred implementation to 1d, 2 and 3.Chain 1 is made up of 4 pairs of inner links and 5 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
On the height of chain link 4,5, put towards a lateral deviation in hole 6,8, and on a longitudinal end away from a side of pin, projection 10 and recessed portion 11 complementations that are positioned on the adjacent link opposed end.When chain when being straight as shown in Figure 1, protruding 10 butt recessed portions 11.Thereby the shape of chain link is complimentary to one another, thereby, when chain is in pressure following time, their longitudinal end each other directly against, to prevent chain along a direction bending, this direction will be towards fovea superior in Fig. 1.
Each lining 7 is provided with two roll sleeves---roll sleeve 12 and a large diameter roll sleeve 13 of a minor diameter.Shown in Fig. 2 and 3, small diameter rollers 12 is higher than major diameter roll sleeve 13.Small diameter rollers 12 and major diameter roll sleeve 13 arrange alternately, thereby make that the diameter of major diameter roll sleeve 13 can be big and major diameter roll sleeve 13 can not interfered each other, promptly allows adjacent major diameter roll sleeve 13 overlapping diametrically.If not interlaced arrangement, the diameter of major diameter roll sleeve can not surpass the pitch of chain.By interlaced arrangement, can realize 5/4 times of chain pitch or bigger major diameter roll sleeve.Bigger roll sleeve rolls better and provides lower frictional loss.Bigger roll sleeve also helps the structure of chain, and wherein roll sleeve exceeds the height of chain at least at a side upper process.
Between staggered major diameter roll sleeve, owing to there is the space that is used for ccontaining sprocket wheel in the height of interlaced arrangement and small diameter rollers greater than the height of major diameter roll sleeve.
The actuator that is shown among Fig. 4 is made up of housing 21 and guide plate 24.Housing 21 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain 1 of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1165921.
Housing 21 is provided with the chain path 22 of extend through first linear segment 23, and this first linear segment exports 26 one-tenth bendings that are approximately 90 ° by a curved portion with chain.At the other end of linear segment 23, chain path continues in a conventional manner, assigns to realize a long chain path in the housing of a compactness that it can store the whole chain 1 that is in retracted position by other bending, ramp and linear portion.Thereby the chain path in this compact housing is knownly not describe in detail at this in the prior art.
Chain 1 is contained in the chain path 23 and the free end of chain 1 is given prominence to from chain outlet 26.The free end of chain 1 can be attached on the carriage 33.Carriage 33 is connected on the object to be activated, and promptly is connected to pivotally on the window frame (not shown) in the situation of window actuator.Chain path 22 is all limited by the guiding surface 28 of guide plate 24 on whole length.Guiding surface 28 protrude in the guide path and protrude into inner link and outer link between engaging major diameter roll sleeve 13, thereby guide plate has played the effect of guide rail.
In the embodiment shown, the driving component that is contained in the housing 21 comprises a sprocket wheel 29 that is provided with one heart with curved portion.Sprocket wheel 29 places on the axostylus axostyle 30, and this axostylus axostyle 30 passes through reduction gear---for example spur gear, planetary pinion and/or worm gear---is connected on the reversible electric motor (not shown) of sense of rotation.The tooth of sprocket wheel 29 is engaged between the major diameter roll sleeve 13 and with small diameter rollers 12 and engages.The rotation of the sprocket wheel 29 that causes by the operation of electric motor make chain 1 according to sense of rotation move into or the chain path 22 of moving out of.
Fig. 5 a shows a chain according to the present invention's second preferred implementation to 5d, 6 and 7.Chain 101 is made up of 104 pairs of inner links and 105 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
On the height of chain link 104,105, put towards a lateral deviation in hole 106,108, and on the longitudinal end away from a side of pin, projection 110 and recessed portion 111 complementations that are positioned on the adjacent link opposed end.When chain when being straight as shown in Figure 5, protruding 110 butt recessed portions 111.Thereby the shape of chain link is complimentary to one another, thereby, when chain 101 is in pressure following time, their longitudinal end 110,111 each other directly against, to prevent chain along a direction bending, this direction will be towards fovea superior in Fig. 5.
Chain can be crooked a side on, the profile of chain link 104,105 forms the engaging surface that is used for the engages drive sprocket wheel.Need all not use this feature on two in a pair of chain link, it also can be applied in each on one in the chain link, if all be positioned on the same side of chain at this single chain link of all chain link centerings.
The engaging surface of each chain link 104,105 all includes a recessed portion 117 between hole 106,108.Recessed portion 117 is suitable for a tooth of ccontaining driving sprocket wheel.The engaging surface of each chain link has formed a projection 118 that is positioned at each hole 106,108 protrusion on every side, and described pore volume is put driving pin/lining.Projection 118 is suitable for being contained in the recessed portion between the tooth of driving sprocket wheel.
Major diameter part can be formed by the independent component (not shown), and---for example die stamping parts---forms to allow whole roll sleeve by annular element.
The actuator that is shown among Fig. 8 is made up of housing 121 and guide plate 124.Housing 121 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain member of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1165921.
In the embodiment shown, the driving component that is contained in the housing 121 comprises one group of two sprocket wheel 129 that are provided with one heart with curved portion.
The rotation of the sprocket wheel 129 that causes by the operation of electric motor make chain 101 according to sense of rotation move into or the chain path 122 of moving out of.
Fig. 9 and 10 shows a chain according to the present invention's the 3rd preferred implementation.Chain 201 is made up of 204 pairs of inner links and 205 pairs of outer links.Interior outer link is formed by the sheet metal of preferably making with die stamping technology.
On the height of chain link 204,205, put towards a lateral deviation in hole 206,208, and on the longitudinal end away from a side of pin, projection and the recessed portion complementation that is positioned on the adjacent link opposed end.When chain 201 when being straight, protruding butt recessed portion.Thereby the shape of chain link is complimentary to one another, thereby, when chain 201 is in pressure following time, their longitudinal end each other directly against, to prevent chain along a direction bending, this direction will be up in Fig. 9.
Roll sleeve 212,213 places on each lining 207.Two roll sleeves 212 and 213 can rotate independently of one another.
Radially between the roll sleeve, there is the space of ccontaining sprocket tooth.
The actuator that is shown among Figure 10 is made up of housing 221 and guide plate 224.Housing 221 may be made in the shelly profile of a casting or is processed by solid piece.Roughly the upside of the actuator of enclosing housing can be by a cover plate (not shown) and sealing up to be used to provide one.When being used as the window operator that has the window that to open fan frame structure or door or door manipulator, the manipulator housing is installed on a fan frame or the frame profiles or inside usually, it is perpendicular to the direction of opening/closing, and the free end of the manipulator members of being made up of the chain 1 of above-detailed is installed on relative framework or the fan frame profile, as from learning European patent EP-B-1165921.
Housing 221 is provided with the chain path 222 of extend through first linear segment 223, and this first linear segment passes through a curved portion and exports 226 one-tenth 90 ° bending with chain.At the other end of linear segment 223, chain path continues in a conventional manner, assigns to realize a long chain path in the housing of a compactness that it can store the whole chain 201 that is in retracted position by other bending, ramp and linear portion.Thereby the chain path in this compact housing is knownly not describe in detail at this in the prior art.
In the embodiment shown, the driving component that is contained in the housing 221 comprises a sprocket wheel 229 that is provided with one heart with the arc-shaped chain passage portion.Sprocket wheel 229 places on the axostylus axostyle 230, and this axostylus axostyle passes through reduction gear---for example spur gear, planetary pinion and/or worm gear---is connected on the reversible electric motor (not shown) of sense of rotation.The rotation of the sprocket wheel 229 that causes by the operation of electric motor make chain 201 according to sense of rotation move into or the chain path 222 of moving out of.
In curved portion, sprocket engages rollers 212, and only be the narrower part branch support of roll sleeve 213 by guiding surface 228.At this, guiding surface 228 is narrower in curved portion, thereby for a recessed portion 235 provides the space, it guarantees that roll sleeve 212 is not engaged by sprocket wheel simultaneously with support surface engages.When the curved portion at least a portion distance of process, roll sleeve 212 is used for and sprocket engagement, thereby can not freely rotate around lining 207.Yet roll sleeve 213 can be independent of roll sleeve 212 ground and rotate, and guarantees that chain 201 is all supported by the roll sleeve 213 that freely rotates through all crooked chain path parts the time.
Lining 7,107 and 207 and roll sleeve 12,13,112,113,212 and 213 can be provided with coating or handle, so that the dry lubricating performance of improvement to be provided.This coating can comprise that multilayer is similar to adamantine material with carbon element or other known coating, with the dry lubricating performance between improvement and the steel surface.Lining can be made by oil-impregnated sintered and porous materials, to improve the dry lubricating performance of chain.
The present invention also can so implement: between inner link, the diameter of the pin of chain increases, rather than lining increases.
Thereby though be described with reference to the preferred implementation of the state that is developed to equipment and method, they only are the indicative explainations to the principle of the invention.Can design other mode of execution and structure and can not depart from the category of claims.
Claims (39)
1. push-pull chain that is used in the actuator, described actuator is provided with a sprocket wheel that is used to drive described chain, and described chain comprises:
Many to inner link and outer link, the described inner link that replaces is in turn being couple to described outer link alternately to last by the parallel driving pin that has roll sleeve;
The shape of described chain link is arranged so that described chain can only be along a direction bending; And
At least two roll sleeves that on each described driving pin, are provided with;
One in described at least two roll sleeves is used for and described sprocket engagement, and another guiding surface by described actuator in described at least two roll sleeves supports.
2. push-pull chain as claimed in claim 1, wherein each driving pin is provided with two equal diameter roll sleeves that can rotate independently of one another.
3. push-pull chain as claimed in claim 1, wherein each driving pin is provided with a major diameter roll sleeve and a small diameter rollers, and described major diameter roll sleeve is used to engage described guiding surface, and described small diameter rollers is used to engage described sprocket wheel.
4. push-pull chain as claimed in claim 2, wherein between driving pin and driving pin, described major diameter roll sleeve and small diameter rollers are interlocked.
5. as each described push-pull chain in the claim 2 to 3, wherein said small diameter rollers is higher than described major diameter roll sleeve, and preferably approximately twice to four is times high.
6. as each described push-pull chain in the claim 1 to 5, the described roll sleeve that wherein is positioned on the driving pin can rotate independently of one another.
7. as each described push-pull chain in the claim 1 to 6, the shape of the longitudinal end of wherein said inner link and/or outer link is complimentary to one another, thereby, when described chain is in pressure effect following time, the longitudinal end of described chain link is butt directly each other, to prevent that described chain is along a direction bending motion.
8. push-pull chain as claimed in claim 7, put towards a lateral deviation on described chain link height in the hole that wherein is used for described pin, and be positioned at away from the projection on the longitudinal end of a side of described pin and the opposed end complementation of adjacent link.
9. as each described push-pull chain in the claim 1 to 8, the driving pin that wherein connects described outer link is contained in the lining that connects described inner link, and described roll sleeve places on the described lining.
10. as each described push-pull chain in the claim 1 to 9, the side extensions of wherein said major diameter roll sleeve exceeds the height of described chain link.
11. as each described push-pull chain in the claim 1 to 10, wherein said chain link is formed by plate.
12. as each described push-pull chain in the claim 1 to 11, the major diameter roll sleeve that wherein is positioned on the adjacent driving pin is stacked on top of each other diametrically.
13. an actuator that has as each described chain among the claim 1-12, described actuator comprises:
Sprocket wheel; And
Actuator casing, described actuator casing are provided with a chain path that is connected with the chain outlet;
This chain path comprises guiding surface;
Described chain is contained in the described chain path at least in part;
In described at least two roll sleeves of described sprocket engagement one; And
Described guiding surface only engages another in described at least two roll sleeves, and one and described sprocket engagement in described at least two roll sleeves.
14. actuator as claimed in claim 13, wherein said guiding surface is formed by guide rail.
15. actuator as claimed in claim 14, wherein said chain path comprises a curved portion, described curved portion is guided described chain along described sprocket wheel, simultaneously, in described at least two roll sleeves one with described sprocket engagement, and in described at least two roll sleeves another engages with the curved section of described guiding surface.
16. actuator as claimed in claim 15, wherein in described curved portion, the width of described guiding surface is less than or equal to another the width in described at least two roll sleeves, and this another roll sleeve engages described guiding surface in described curved portion.
17. actuator as claimed in claim 16, the curved portion of wherein said chain path is provided with a recessed portion that is positioned at the guiding surface next door, the female partly provides a space, be used for guaranteeing one of described at least two roll sleeves with sprocket engagement in not with support surface engages.
18. actuator as claimed in claim 17, the width of wherein said guiding surface are equal to or slightly less than the overall width of two roll sleeves in described at least two roll sleeves.
19. a push-pull chain comprises:
Many to inner link and outer link, the described inner link that replaces is in turn being couple to described outer link alternately to last by the parallel driving pin that is provided with roll sleeve;
The shape of described chain link is arranged so that described chain can only be along a lateral bending song; And
Chain link profile on a described side has formed an engaging surface with sprocket engagement.
20. chain as claimed in claim 19, wherein said engaging surface are formed with a recessed portion between the hole in described chain link, described pore volume is put described driving pin.
21. as claim 19 or 20 described chains, wherein said engaging surface is in the projection that forms protrusion on every side in the described hole of ccontaining driving pin.
22. as claim 20 or 21 described chains, the recessed portion between the wherein said hole is suitable for the tooth of ccontaining driving sprocket wheel.
23. as claim 20 or 21 described chains, wherein said projection is suitable for being contained between the tooth of driving sprocket wheel in the female part.
24. as each described chain in the claim 19 to 23, the driving pin of wherein said connection outer link is contained in the lining that connects described inner link, and described roll sleeve places on the described lining.
25. chain as claimed in claim 24, wherein said engaging surface are formed with a recessed portion between the hole in described chain link, described pore volume is put described lining.
26. as claim 24 or 25 described chains, the wherein said projection that forms protrusion on every side that is bonded on the described hole of ccontaining lining.
27. as claim 25 or 26 described chains, the recessed portion between the wherein said hole is suitable for the tooth of ccontaining driving sprocket wheel.
28. as claim 26 or 27 described chains, wherein said projection is suitable for being contained between drive sprocket in the female part.
29. as each described chain in the claim 19 to 28, wherein said roll sleeve has major diameter part and small diameter portion.
30. chain as claimed in claim 29, wherein said major diameter part projection exceeds the height of described chain link.
31. as claim 29 or 30 described chains, wherein between driving pin and driving pin, described major diameter part and small diameter portion are interlocked, thereby make that the major diameter part of adjacent roll sleeve is stacked diametrically.
32. as each described chain in the claim 29 to 31, wherein said major diameter part and small diameter portion are formed by roll sleeve independently.
33. as each described push-pull chain in the claim 19 to 32, the shape of the longitudinal end of wherein said inner link and/or outer link is complimentary to one another, thereby, when described chain is in pressure effect following time, the longitudinal end of described chain link is butt directly each other, to prevent the bending motion of described chain along a direction.
34. chain as claimed in claim 33, put towards a lateral deviation on the chain link height in the hole that wherein is used for described pin, and be positioned at away from the projection on the longitudinal end of a side of described pin and the opposed end complementation of adjacent link.
35. chain as claimed in claim 34, the part of the recessed portion in the engaging surface of side formation between two adjacent link of wherein said projection, the female partly is suitable for the tooth of ccontaining driving sprocket wheel.
36. an actuator that has as each described chain among the claim 19-35 comprises:
Actuator casing, it is provided with the chain path that is connected with the chain outlet;
Described chain is contained in the described chain path in its retracted position at least in part, and driving sprocket wheel engages the engaging surface of one or more link member.
37. actuator as claimed in claim 36, wherein said guiding surface be a groove guide rail preferably.
38. actuator as claimed in claim 37, wherein said chain path include a curved portion concentric with described sprocket wheel, it guides described chain along drive sprocket, simultaneously chain link and described sprocket engagement.
39. as each described actuator in the claim 36 to 38, wherein said chain is provided with the major diameter roll sleeve that engages with the guiding surface of described chain path.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA200400758 | 2004-05-12 | ||
| DKPA200400758 | 2004-05-12 | ||
| DKPA200401663 | 2004-10-29 | ||
| DKPA200401663 | 2004-10-29 | ||
| PCT/EP2005/004449 WO2005108821A1 (en) | 2004-05-12 | 2005-04-26 | Push-pull chain and actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101027504A true CN101027504A (en) | 2007-08-29 |
| CN101027504B CN101027504B (en) | 2010-11-10 |
Family
ID=37392093
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200161156U Expired - Lifetime CN2837608Y (en) | 2004-05-12 | 2005-04-12 | Push-pull chain and actuator |
| CN2005800150915A Active CN101027504B (en) | 2004-05-12 | 2005-04-26 | Push-pull chain and actuator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200161156U Expired - Lifetime CN2837608Y (en) | 2004-05-12 | 2005-04-12 | Push-pull chain and actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN2837608Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103492756A (en) * | 2011-04-20 | 2014-01-01 | 株式会社椿本链条 | Engagement chain unit |
| CN104325045A (en) * | 2014-09-02 | 2015-02-04 | 吴家集 | Hydraulic tooth-free bending mechanism |
| CN107620781A (en) * | 2016-07-15 | 2018-01-23 | 株式会社岛野 | Carrier bar for bicycle chain |
| CN114151522A (en) * | 2021-12-07 | 2022-03-08 | 深圳创维－Rgb电子有限公司 | Power steering mechanism |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837608Y (en) * | 2004-05-12 | 2006-11-15 | Vkr控股公司 | Push-pull chain and actuator |
| DK2131064T3 (en) * | 2008-06-04 | 2011-10-24 | Vkr Holding As | Press-pull chain operator with reduced polygon effect |
| JP4850964B1 (en) * | 2010-10-27 | 2012-01-11 | 株式会社椿本チエイン | Engagement chain type advance / retreat actuator |
| JP5686607B2 (en) * | 2011-01-05 | 2015-03-18 | 株式会社椿本チエイン | Engagement chain unit for lifting drive |
| ES2547255T3 (en) * | 2013-05-03 | 2015-10-02 | Iwis Antriebssysteme Gmbh & Co. Kg | Inflexible chain in one direction |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2258342B1 (en) * | 1974-01-17 | 1978-04-21 | Sietam | |
| US5690571A (en) * | 1996-09-11 | 1997-11-25 | Borg-Warner Automotive, Inc. | Hybrid roller and silent chain |
| US5895880A (en) * | 1997-10-14 | 1999-04-20 | Western Design Howden | Zipper chain projectile rammer |
| CN2837608Y (en) * | 2004-05-12 | 2006-11-15 | Vkr控股公司 | Push-pull chain and actuator |
-
2005
- 2005-04-12 CN CNU2005200161156U patent/CN2837608Y/en not_active Expired - Lifetime
- 2005-04-26 CN CN2005800150915A patent/CN101027504B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103492756A (en) * | 2011-04-20 | 2014-01-01 | 株式会社椿本链条 | Engagement chain unit |
| CN103492756B (en) * | 2011-04-20 | 2016-01-20 | 株式会社椿本链条 | Engagement chain unit |
| US9482313B2 (en) | 2011-04-20 | 2016-11-01 | Tsubakimoto Chain Co. | Engagement chain unit |
| CN104325045A (en) * | 2014-09-02 | 2015-02-04 | 吴家集 | Hydraulic tooth-free bending mechanism |
| CN104325045B (en) * | 2014-09-02 | 2016-09-07 | 吴家集 | Hydraulic pressure is anodontia bending mechanism |
| CN107620781A (en) * | 2016-07-15 | 2018-01-23 | 株式会社岛野 | Carrier bar for bicycle chain |
| CN114151522A (en) * | 2021-12-07 | 2022-03-08 | 深圳创维－Rgb电子有限公司 | Power steering mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101027504B (en) | 2010-11-10 |
| CN2837608Y (en) | 2006-11-15 |
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Owner name: WINDU MASTER COMPANY Free format text: FORMER OWNER: VKR HOLDING A/S Effective date: 20150729 |
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Effective date of registration: 20150729 Address after: Burke, Denmark Patentee after: Wendell master company Address before: Holm Hess, Denmark Patentee before: VKR Holding A/S |