CN104369678A - Anti-descending height adjustment four link mechanism for seat - Google Patents
Anti-descending height adjustment four link mechanism for seat Download PDFInfo
- Publication number
- CN104369678A CN104369678A CN201410729574.2A CN201410729574A CN104369678A CN 104369678 A CN104369678 A CN 104369678A CN 201410729574 A CN201410729574 A CN 201410729574A CN 104369678 A CN104369678 A CN 104369678A
- Authority
- CN
- China
- Prior art keywords
- forearm
- seat
- slide rail
- erection support
- dive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1605—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the cinematic
- B60N2/161—Rods
- B60N2/1615—Parallelogram-like structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/4249—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash
- B60N2/4256—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash the shape of the seat being specially adapted for a particular purpose or for particular vehicles
- B60N2/4263—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash the shape of the seat being specially adapted for a particular purpose or for particular vehicles with anti-submarining systems
Abstract
The invention discloses an anti-descending height adjustment four link mechanism for a seat. The middle section of a forearm installation support arches upwards to form a suspension portion, a forearm is provided with a horizontal anti-descending limiting plate, and the upper ends of lock screws for connecting a rear arm installation support and seat sliding rails stretch to positions above corresponding locknuts; when a seat framework is subjected to impact force and move downwards to a set position, the anti-descending limiting plate abuts against the forearm installation support, and the seat framework abuts against the upper ends of the lock screws; U-shaped clamping plates are arranged at the front end of a sliding rail unlocking connecting rod, the ends of a sliding rail unlocking handle are flattened and then placed in the U-shaped clamping plates, the ends of the sliding rail unlocking handle and the U-shaped clamping plates are locked together, gaps are reserved between the upper side of the flattened portion of each end of the sliding rail unlocking handle and an inner cavity of the corresponding U-shaped clamping plate and between the lower side of the flattened portion of each end of the sliding rail unlocking handle and the inner cavity of the corresponding U-shaped clamping plate respectively. In the collision process, kinetic energy of a human body can be released, and the injury of car body counteractive kinetic energy to the human body is reduced; potential safety hazards brought by excessive descending of the seat are eliminated; the situation that the sliding rail on one side is poorly locked and consequently locking of the sliding rail on the other side is affected can be avoided.
Description
Technical field
The present invention relates to a kind of automotive seat component structural, especially seat four-bar linkage to a high-profile.
Background technology
Automotive seat are provided with usually high regulating mechanism for adjusting the height of seat, adjusting angle mechanism is for adjusting the angle of seat.As shown in Figure 7, seat lofty tone four-bar linkage is made up of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5 and postbrachium erection support 6.Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, upper end and the seat frame skeleton 1 of forearm 3 are hinged, lower end and the forearm erection support 5 of forearm 3 are hinged, upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged.Seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.
Shown in composition graphs 7, Fig. 8, the base plate of forearm erection support 5 is plane, fits together completely, for being rigidly connected with the slide core of slide rail.When colliding, pilot process cannot release energy, and body kinetic energy is all delivered to slide rail, and vehicle body reacts to the kinetic energy of human body also very greatly simultaneously, easily damages human body.
Shown in composition graphs 7, Fig. 9, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top has seat frame connecting bore 3b for being connected with the side board of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for being connected with forearm erection support 5.When seat is subject to downward impulsive force, the rigidity of main dependence four-bar linkage self retrains whole seat and moves down, but the rigidity of four-bar linkage is often inadequate, when the displacement that people is downward is excessive, the constraint action deprivation of safety strap, people can from the below slippage of safety strap, and safety strap also may cut neck simultaneously, forms potential safety hazard.
In addition, seat slide 2 is unlocked by release lever 9, a two slide rail unlocking link 10.Two seat slides are called the left slide rail of seat and the right slide rail of seat, and two seat slides are symmetrically arranged.Each seat slide is connected by slide rail unlocking link with the corresponding termination of release lever.By pulling release lever, driving the slide rail unlocking link motion of both sides, thus realizing seat unlocked.But slide rail unlocking link and release lever are rigidly connected by bolt and nut component, if the slide rail locking of side is bad, then affect the slide rail locking of opposite side, cannot locking effectively be carried out, cause locking to lose efficacy, cause safety misadventure.
Summary of the invention
The present invention aims to provide a kind of in the lofty tone four-bar linkage of seat, in collision process, can discharge body kinetic energy, reduces vehicle body counteraction kinetic energy to the injury of human body simultaneously; The potential safety hazard that the excessive dive of seat brings can be prevented; Slide rail unlocking link and release lever are become floating connection, the slide rail locking of side slide rail locking harmful effect opposite side can be avoided, improve the safe reliability of seat locking.
For this reason, the technical solution adopted in the present invention is: the lofty tone four-bar linkage of the anti-dive of a kind of seat, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5), postbrachium erection support (6), slide rail release lever (9) and slide rail unlocking link (10), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described slide rail release lever (9) is positioned at the front of seat slide (2), the rear end of described slide rail unlocking link (10) is connected with the seat slide (2) of respective side, it is characterized in that: the interlude of described forearm erection support (5) upwards arches upward and forms suspending part (5a), described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (13) top, when seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7),
The both sides up and down of described slide rail unlocking link (10) front end are provided with horizontal flange thus form " U " clevis plate (10a), the termination of described slide rail release lever (9) is crushed and is placed in " U " clevis plate (10a), be locked together by bolt (12) and nut (13) again, and all leave gap between the both sides up and down in flattening portion, slide rail release lever (9) termination and the inner chamber of " U " clevis plate (10a).
When a collision occurs, the pass order of body kinetic energy is followed successively by: seat frame skeleton → forward and backward arm → forward and backward arm erection support → slide rail slide core → slide rail external slideway → body platform.Its structure design principle is: the interlude of forearm erection support is arranged to the suspending part upwards arched upward, avoid the slide core of whole forearm erection support and slide rail to fit completely and formed being rigidly connected, when a collision occurs, forearm erection support can absorb the body kinetic energy in collision process, forearm erection support can produce distortion thus absorb kinetic energy, the kinetic energy being delivered to slide rail is reduced, correspondingly, the kinetic energy that vehicle body reacts to human body also can reduce, and also can reduce the injury of human body.
When seat dive, first the rigidity of four-bar linkage is to a high-profile leaned on to retrain the displacement of dive, when the rigidity of four-bar linkage is not enough to keep out the strength of seat dive and continues dive, the anti-dive positioning plate that forearm is set up can contact with forearm erection support, finally be against on forearm erection support, simultaneously seat frame skeleton is against on the upper end of lock screw, and common restriction seat continues dive, avoids dive amount excessive and cause the potential safety hazards such as safety strap inefficacy.
By the connection between slide rail unlocking link and release lever is become floating connection from traditional being rigidly connected, ensure mutual rotation between the two, effectively prevent side slide rail locking bad and affect the slide rail locking of opposite side, improve the safe reliability of seat locking.
Preferred as such scheme, described forearm erection support (5) is integrated stamping forming sheet metal component, comprise the base plate (5b) of strip shape, along the front side plate (5c) that base plate (5b) front edge upwards extends, along the outer panel (5d) that base plate (5b) outer ledge upwards extends, along the rear quarter panel (5e) that base plate (5a) lagging dege upwards extends, and front side plate (5c), outer panel (5d) and rear quarter panel (5e) are connected as a single entity successively, before described base plate (5b), rear portion is respectively provided with a slide rail mounting hole (5f), described outer panel (5d) upwards extends to form forearm near the position of front side plate (5c) and installs journal stirrup, and forearm mounting hole (5g) is had on this forearm installation journal stirrup, described suspending part (5a) is provided with the triangle reinforced rib (5h) that 2 ~ 3 time intervals distribute on the boundary seamed edge of base plate (5b) with front side plate (5c).The setting of triangle reinforced rib can not be too much, be advisable with 2 ~ 3, the intensity of suspending part to be improved on the one hand, ensure that the deflection of forearm erection support in collision process is unsuitable excessive, the intensity of forearm erection support will be avoided excessive and affect energy-absorbing effect on the other hand.
In addition, described forearm is installed the relative front side plate of journal stirrup (5c) and is caved inward, and corrects and sink in this depressed area under described forearm (3); Preferred arrangement, improves integrally-built compactedness and structural strength.
Further, described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), and after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.Dull and stereotyped top opposing lower portions inwardly staggers settings, thus the outside vacating space on top is for the side board of seat frame, with conserve space, makes integral structure more compact, gains in strength simultaneously; Anti-dive positioning plate and front flanging form by forearm bending, further increase the bulk strength of forearm.
In the bolt through-hole of described slide rail unlocking link (10), lining (11) is installed, described lining (11) is with termination step (11a), and termination step (11a) is arranged between slide rail unlocking link (10) and release lever (9), the bar part of described bolt (12) is step section (12a) and thread segment (12b), and the length of step section (12a) is greater than the thickness sum in lining (11) and flattening portion, slide rail release lever (9) termination.Set up the lining of belt end step, slide rail unlocking link and release lever are separated, slide rail unlocking link can be avoided to contact with release lever and produce abnormal sound; Simultaneously, be step section and thread segment in the bar part of bolt, and the length limiting step section is greater than lining and unlocks the thickness sum in tiller grip flattening portion, on the one hand can avoid release lever in vibration because of with bushing friction and produce abnormal sound, release lever and slide rail unlocking link vacate gap on the axis direction of bolt on the other hand, further ensure both flexible rotatings.
Beneficial effect of the present invention: forearm erection support, in collision process, can absorb body kinetic energy and produce distortion, makes the kinetic energy being delivered to slide rail reduce, reduces the kinetic energy that vehicle body reacts to human body simultaneously, reduce the injury of collision to human body; Utilize the rigidity of seat four-bar linkage, and the anti-dive positioning plate that forearm is set up, the upper end of lock screw that connects postbrachium erection support and seat slide limit seat dive jointly, avoid dive amount excessive and cause the potential safety hazards such as safety strap inefficacy; Slide rail unlocking link and release lever are become floating connection, the slide rail locking of side slide rail locking harmful effect opposite side can be avoided, improve the safe reliability of seat locking.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the axonometric drawing of Fig. 1.
Fig. 3 is the structural representation of the forearm erection support in Fig. 1.
Fig. 4 is the axonometric drawing of Fig. 3.
Fig. 5 is the structural representation of forearm in Fig. 1.
Fig. 6 is the cutaway view Amplified image of slide rail unlocking link and release lever connecting portion in Fig. 2.
Fig. 7 is existing automotive seat four-bar linkages to a high-profile.
Fig. 8 is the structural representation of existing forearm erection support.
Fig. 9 is the structural representation of existing forearm.
Detailed description of the invention
Below by embodiment also by reference to the accompanying drawings, the invention will be further described:
Shown in composition graphs 1, Fig. 2, a lofty tone four-bar linkage for the anti-dive of seat, forms primarily of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5, postbrachium erection support 6, slide rail release lever 9 and slide rail unlocking link more than 10 part.
Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, and seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.Upper end and the seat frame skeleton 1 of forearm 3 are hinged, and lower end and the forearm erection support 5 of forearm 3 are hinged, and upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged.Slide rail release lever 9 is positioned at the front of seat slide 2, and the rear end of slide rail unlocking link 10 is connected with the seat slide 2 of respective side, and the above is same as the prior art.
Shown in composition graphs 1-Fig. 4, the interlude of forearm erection support 5 upwards arches upward and forms suspending part 5a, and still fits with the slide core of seat slide 2 in the front and rear part of forearm erection support 5.
Preferably, forearm erection support 5 is integrated stamping forming sheet metal component, surround primarily of the base plate 5b of strip shape, the front side plate 5c upwards extended along base plate 5b front edge, the outer panel 5d upwards extended along base plate 5b outer ledge, the rear quarter panel 5e that upwards extends along base plate 5a lagging dege, and front side plate 5c, outer panel 5d and rear quarter panel 5e are connected as a single entity successively.The front and rear portions of base plate 5b is respectively provided with a slide rail mounting hole 5f for being connected with the slide core of seat slide 2.Outer panel 5d upwards extends to form forearm and installs journal stirrup near the position of front side plate 5c, and has forearm mounting hole 5g for hinged with forearm 3 on this forearm installation journal stirrup.Suspending part 5a is provided with the triangle reinforced rib 5h that 2 ~ 3 time intervals distribute on the boundary seamed edge of base plate 5b and front side plate 5c.In addition, forearm is installed the relative front side plate 5c of journal stirrup and is caved inward, forearm corrects for 3 times and sinks in this depressed area, namely the cup depth of forearm installation journal stirrup is just in time equal with the wall thickness of forearm 3, just in time sink in depressed area after forearm 3 is installed, with conserve space, be convenient to entire arrangement, make compact overall structure; Suspending part 5a is preferably positioned at forearm and installs journal stirrup rear.
Shown in composition graphs 1, Fig. 5, forearm 3 is provided with the anti-dive positioning plate 3a of level, postbrachium erection support 6 and seat slide 2 are locked together by lock screw 7 and jam nut 13, and the upper end of this lock screw 7 reaches above corresponding jam nut 13.When seat frame skeleton 1 be subject to impulsive force be moved down into desired location time, anti-dive positioning plate 3a is against on forearm erection support 5, and seat frame skeleton 1 is against on the upper end of lock screw 7, and the upper end of lock screw 7 exceeds about 5mm than jam nut 13.The upper end of anti-dive positioning plate 3a and lock screw 7 limits the excessive dive of seat jointly from both sides, front and back.
Preferably, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with the side board 1a thickness of seat frame skeleton 1, dull and stereotyped top has seat frame skeleton connecting bore 3b for hinged with the side board 1a of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for hinged with forearm erection support 5.Dull and stereotyped front hypotenuse is inwardly vertically bent to form front flanging 3d, and after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms anti-dive positioning plate 3a again.
Shown in composition graphs 2, Fig. 6, sliding rail of automobile seat release mechanism forms primarily of a release lever 9 and two slide rail unlocking link 10.Two seat slides 2 are called the left slide rail of seat and the right slide rail of seat, and two seat slides are symmetrically arranged.Two slide rail unlocking link 10 are also symmetrically arranged.The rear end of slide rail unlocking link 10 is connected with the seat slide 2 of respective side.Slide rail release lever 9 is made up of steel pipe, and slide rail unlocking link 10 is stamping forming sheet metal component.Forward and backward, orientation, upper and lower, left and right in the present invention describe and are all as the criterion with seat using state.
The both sides up and down of slide rail unlocking link 10 front end are provided with horizontal flange thus form " U " clevis plate 10a, the termination of slide rail release lever 9 is crushed and is placed in " U " clevis plate 10a, thus the flattening portion, termination of slide rail release lever 9 is wrapped, then be locked together by bolt 12 and nut 13; All gap is left, to ensure that the flattening portion, termination of slide rail release lever 9 can rotate relative to " U " clevis plate 10a between the both sides up and down in flattening portion, slide rail release lever 9 termination and the inner chamber of " U " clevis plate 10a.
Preferably, be provided with lining 11 in the bolt through-hole of slide rail unlocking link 10, lining 11 is with termination step 11a, and termination step 11a is arranged between slide rail unlocking link 10 and slide rail release lever 9.The bar part of bolt 12 is step section 12a and thread segment 12b, the diameter of step section 12a is greater than the diameter of thread segment 12b, and the length of step section 12a is greater than the thickness sum in lining 11 and flattening portion, slide rail release lever 9 termination, to ensure that the flattening portion, termination of slide rail release lever 9 can move in orientation, left and right relative to " U " clevis plate 10a.After nut 13 is locked, nut 13 is against on the end face of step section 12a.
Further, the gap between the both sides up and down in flattening portion, slide rail release lever 9 termination and " U " clevis plate 10a inner chamber is respectively 0.4mm; The length of bar portion step 12a 0.4mm larger than the thickness sum in lining 11 and flattening portion, slide rail release lever 9 termination.
Claims (6)
1. the lofty tone four-bar linkage of the anti-dive of seat, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5), postbrachium erection support (6), slide rail release lever (9) and slide rail unlocking link (10), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described slide rail release lever (9) is positioned at the front of seat slide (2), the rear end of described slide rail unlocking link (10) is connected with the seat slide (2) of respective side, it is characterized in that: the interlude of described forearm erection support (5) upwards arches upward and forms suspending part (5a), described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (13) top, when seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7),
The both sides up and down of described slide rail unlocking link (10) front end are provided with horizontal flange thus form " U " clevis plate (10a), the termination of described slide rail release lever (9) is crushed and is placed in " U " clevis plate (10a), be locked together by bolt (12) and nut (13) again, and all leave gap between the both sides up and down in flattening portion, slide rail release lever (9) termination and the inner chamber of " U " clevis plate (10a).
2. according to the lofty tone four-bar linkage of the anti-dive of seat according to claim 1, it is characterized in that: described forearm erection support (5) is integrated stamping forming sheet metal component, comprise the base plate (5b) of strip shape, along the front side plate (5c) that base plate (5b) front edge upwards extends, along the outer panel (5d) that base plate (5b) outer ledge upwards extends, along the rear quarter panel (5e) that base plate (5a) lagging dege upwards extends, and front side plate (5c), outer panel (5d) and rear quarter panel (5e) are connected as a single entity successively, before described base plate (5b), rear portion is respectively provided with a slide rail mounting hole (5f), described outer panel (5d) upwards extends to form forearm near the position of front side plate (5c) and installs journal stirrup, and forearm mounting hole (5g) is had on this forearm installation journal stirrup, described suspending part (5a) is provided with the triangle reinforced rib (5h) that 2 ~ 3 time intervals distribute on the boundary seamed edge of base plate (5b) with front side plate (5c).
3. according to the lofty tone four-bar linkage of the anti-dive of seat according to claim 2, it is characterized in that: described forearm is installed the relative front side plate of journal stirrup (5c) and caved inward, and corrects and sink in this depressed area under described forearm (3).
4. according to the lofty tone four-bar linkage of the anti-dive of seat according to claim 1, it is characterized in that: described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.
5. according to the lofty tone four-bar linkage of the anti-dive of seat according to claim 1, it is characterized in that: in the bolt through-hole of described slide rail unlocking link (10), lining (11) is installed, described lining (11) is with termination step (11a), and termination step (11a) is arranged between slide rail unlocking link (10) and release lever (9), the bar part of described bolt (12) is step section (12a) and thread segment (12b), and the length of step section (12a) is greater than the thickness sum in lining (11) and flattening portion, slide rail release lever (9) termination.
6. according to the lofty tone four-bar linkage of the anti-dive of seat according to claim 5, it is characterized in that: the gap between the both sides up and down in flattening portion, described slide rail release lever (9) termination and " U " clevis plate (10a) inner chamber respectively for 0.4mm, the length in bar portion step (12a) 0.4mm larger than the thickness sum in lining (11) and flattening portion, slide rail release lever (9) termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729574.2A CN104369678B (en) | 2014-12-04 | 2014-12-04 | A kind of lofty tone quadric chain of the anti-dive of seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729574.2A CN104369678B (en) | 2014-12-04 | 2014-12-04 | A kind of lofty tone quadric chain of the anti-dive of seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104369678A true CN104369678A (en) | 2015-02-25 |
| CN104369678B CN104369678B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410729574.2A Active CN104369678B (en) | 2014-12-04 | 2014-12-04 | A kind of lofty tone quadric chain of the anti-dive of seat |
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| CN (1) | CN104369678B (en) |
Cited By (3)
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| CN104773100A (en) * | 2015-04-21 | 2015-07-15 | 上海延锋江森座椅有限公司 | Automobile seat cushion framework with descending prevention function |
| CN107323312A (en) * | 2017-07-24 | 2017-11-07 | 江西凯马百路佳客车有限公司 | A kind of compression type Quick Release slide rail chair mechanism |
| CN113246817A (en) * | 2021-06-16 | 2021-08-13 | 延锋安道拓座椅有限公司 | Adjusting structure and adjusting method of automobile seat |
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| FR2968247A1 (en) * | 2010-12-06 | 2012-06-08 | Peugeot Citroen Automobiles Sa | ANTI-SUBMARING DEVICE WITH ADJUSTABLE POSITIONING, FOR A SEAT OF VEHICLE SEAT |
| CN203344764U (en) * | 2013-06-14 | 2013-12-18 | 北京汽车股份有限公司 | Anti-descending support for automobile front-row seat |
| CN203920497U (en) * | 2014-05-20 | 2014-11-05 | 南昌延锋江森汽车部件系统有限公司 | The anti-dive supporting construction of automotive seat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104773100A (en) * | 2015-04-21 | 2015-07-15 | 上海延锋江森座椅有限公司 | Automobile seat cushion framework with descending prevention function |
| CN107323312A (en) * | 2017-07-24 | 2017-11-07 | 江西凯马百路佳客车有限公司 | A kind of compression type Quick Release slide rail chair mechanism |
| CN107323312B (en) * | 2017-07-24 | 2023-03-10 | 江西凯马百路佳客车有限公司 | Pressing type quick-release slide rail seat mechanism |
| CN113246817A (en) * | 2021-06-16 | 2021-08-13 | 延锋安道拓座椅有限公司 | Adjusting structure and adjusting method of automobile seat |
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Effective date of registration: 20170502 Address after: 230088 Anhui city of Hefei province high tech Zone Xiang Hong Road No. 980 Patentee after: Hefei Hongli Auto Parts Manufacturing Co., Ltd. Address before: 400021 Jiangbei District, Chongqing Town, Dongfeng Town, No. 146 Patentee before: Chongqing Hongli Zhixin Auto Parts Manufacturing Co., Ltd. |
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