CN105202177A - Electromagnetic valve of automatic gearbox - Google Patents
Electromagnetic valve of automatic gearbox Download PDFInfo
- Publication number
- CN105202177A CN105202177A CN201510694344.1A CN201510694344A CN105202177A CN 105202177 A CN105202177 A CN 105202177A CN 201510694344 A CN201510694344 A CN 201510694344A CN 105202177 A CN105202177 A CN 105202177A
- Authority
- CN
- China
- Prior art keywords
- valve body
- solenoid valve
- automatic transmission
- transmission case
- push rod
- 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.)
- Granted
Links
Classifications
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0668—Sliding valves
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0686—Braking, pressure equilibration, shock absorbing
- F16K31/0696—Shock absorbing, e.g. using a dash-pot
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H2061/0034—Accumulators for fluid pressure supply; Control thereof
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
- F16H2061/0253—Details of electro hydraulic valves, e.g. lands, ports, spools or springs
Abstract
The invention discloses an electromagnetic valve of an automatic gearbox. The electromagnetic valve comprises an outer housing, a movable iron core and an electromagnetic coil component assembled inside the outer housing, wherein the movable iron core is assembled at the center of the electromagnetic coil component; an ejector rod is arranged at the center of the movable iron core; a valve body is assembled at the front part of the outer housing; a pressure inlet and a pressure outlet are formed in the valve body; a pressure cavity is formed in the valve body; a valve element is arranged inside the pressure cavity; the front end of the ejector rod is matched with the valve element; a pressure storage chamber is further arranged inside the valve body, and is communicated with the pressure cavity; a piston, a spring, a gasket and a clamp spring are arranged inside the pressure storage chamber; one end of the spring is propped against the gasket, and the other end of the spring is propped against the piston; the clamp spring is placed on the outer side of the gasket, and is in clamping fit with the valve body. The electromagnetic valve has the advantages that the structure is simple, and the stability is good; besides, the electromagnetic valve is integrated with the pressure storage structure, so that the defect of the lag of oil pressure adjustment is eliminated, and the adjustment is more sensitive.
Description
Technical field
The present invention relates to a kind of component of automatic transmission case, specifically a kind of automatic transmission case solenoid valve.
Background technique
The gearbox adopted in automobile, progressively replaces manual transmission by automatic transmission case, particularly in medium-to-high grade car, nearly all have employed automatic transmission case.And realizing the self shifter of gearbox, solenoid valve is absolutely necessary component, is also one of of paramount importance component.
By solenoid valve regulable control oil circuit pressure characteristic curve, meet gearbox oil pressure and regulate and gearshift function.Dependence car speed, engine speed feed back to automatic transmission case solenoid valve signal and carry out oil circuit control, realize gearshift function by the control of oil circuit oil pressure.The solenoid valve of automatic transmission case is arranged on automatic transmission case inside, work in oil always, once it is very difficult to damage detachable maintaining, and fret wear also can cause that valve body is stuck can not shift gears, therefore very high to the structure of solenoid valve, material, technique and life requirements.
In addition, existing automatic transmission case solenoid valve and pressure accumulation structure are separately designs; Its pressure characteristic be all by solenoid valve in conjunction with the mutual supplementary function of pressure accumulation structure above gearbox self to regulate oil pressure, reach oil pressure change, realize gearshift function.And solenoid valve and pressure accumulation structure are separated design and be there is following defect:
1, solenoid valve is combined with the pressure accumulation structure in automatic transmission case regulate oil pressure to have certain delayed defect, increase design difficulty and waste design space, because the response of solenoid valve self feeds back to the pressure accumulation structure pressure store in automatic transmission case again by oil circuit, after solenoid valve response, oil pressure supplements to solenoid valve again by pressure accumulation structure, so need the corresponding time, add the response time of oil pressure complementation, easily cause shift speed slow.
2, solenoid valve and pressure accumulation structure separate design needs solenoid valve and gearbox pressure accumulation structure to work in coordination to coordinate, add the difficulty of structural design and spatial design.
If solenoid valve to separate with pressure accumulation structure and designs by 3, be difficult to the mass stability guaranteeing product, be also difficult to quick assembling and get up to test, cause the inconvenience of product test.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, and provide a kind of structure simple, good stability, regulates sensitive, harvests laminated structure in a kind of automatic transmission case solenoid valve of one.
The present invention solves the problems of the technologies described above adopted technological scheme:
A kind of automatic transmission case solenoid valve, the electromagnetic coil assembly including shell, dynamic iron core and be assemblied in shell, wherein, dynamic iron core assembly is in the center of described electromagnetic coil assembly, and the center of dynamic iron core is provided with push rod, and housing front is equipped with valve body, this valve body is provided with pressure inlets and pressure export, being provided with pressure chamber in valve body, being provided with spool in this pressure chamber, matches with described spool in the front end of push rod; Also be provided with storage pressure chamber in valve body, this storage pressure chamber is connected with pressure chamber, is provided with piston, spring, pad and jump ring in storage pressure chamber, one end and the pad of spring offset, its the other end and piston offset, and jump ring is placed in the outside of pad, and block mutually with described valve body and join; The push rod of dynamic core center coordinates the opening degree of spool control valve according to the size of current of electromagnetic coil assembly.
The technical measures optimized also comprise:
Be provided with rubber pad between above-mentioned push rod and described spool, the periphery of this rubber pad coordinates with described valve seal.
Above-mentioned valve body is provided with relief port, and relief port is connected with described storage pressure chamber.
Above-mentioned piston is the cylindrical structural of hollow, and its cross section is Contraband font structure, and spring is placed in described piston.
The rear end of above-mentioned piston is provided with columniform projection.
Above-mentioned electromagnetic coil assembly includes coil rack, enameled cable winding and electric mortiser sheet, and enameled cable winding is wound on described coil rack, and electric mortiser sheet is connected with described enameled cable winding, and stretches out outside described shell.
Above-mentioned spool offers the oil film groove of at least one loop configuration.
The front end of above-mentioned push rod is provided with front screen, is provided with clutch shaft bearing between this front screen and described push rod; The rear end of push rod is provided with backboard, is provided with the second bearing between this backboard and described push rod.
The front portion of above-mentioned electromagnetic coil assembly is equipped with front shroud, and the rear portion of electromagnetic coil assembly is equipped with back shroud.
The cylindrical structure of above-mentioned shell, its two ends are respectively arranged with clinching.
A kind of automatic transmission case solenoid valve of the present invention, this solenoid valve moves the movement of iron core by the control system of switching on or off electricity of electromagnetic coil, the movement of valve body inner spool is coordinated again by the push rod of dynamic core center, final realization controls the keying between the import of valve body upward pressure and pressure export, structure is simple, controls sensitive.The valve body of this solenoid valve is provided with storage pressure chamber, valve body integrates storage laminated structure, makes structure more compact, has saved space, be more convenient for the structure of automatic transmission case and the design in space; Integrate storage laminated structure, the defect of oil pressure control lag can also be eliminated, make adjustment more sensitive.
In addition, the rubber pad arranged between push rod and spool, had both prevented the brinelling produced when moving between spool and push rod, and had improve the working life of product, and reduce the noise of product; Can also prevent the unnecessary oil of spool seepage from flowing to coil side.
Spool offers the oil film groove of loop configuration, oil film groove is set and can be formed between spool and pressure chamber inwall and form filmatic bearing, reduce the resistance of spool activity, thus make the activity of spool more flexible, smooth and easy.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is the perspective view at another visual angle of the present invention;
Fig. 3 is sectional view of the present invention;
Fig. 4 is A portion enlarged view in Fig. 3;
Fig. 5 is decomposition chart of the present invention;
Fig. 6 is the structural representation of spool in Fig. 5.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Be structural representation of the present invention as shown in Figures 1 to 6,
Reference character is wherein: shell 1, clinching 1a, dynamic iron core 2, push rod 21, electromagnetic coil assembly 3, coil rack 31, enameled cable winding 32, electric mortiser sheet 33, valve body 4, pressure chamber 4a, relief port 4b, pressure inlets 41, pressure export 42, sealing cover 43, spool 5, oil film groove 5a, storage pressure chamber 6, piston 61, projection 61a, spring 62, pad 63, jump ring 64, rubber pad 7, front screen 81, clutch shaft bearing 82, backboard 83, second bearing 84, front shroud 91, back shroud 92.
As shown in Figures 1 to 6,
A kind of automatic transmission case solenoid valve, the electromagnetic coil assembly including shell 1, dynamic iron core 2 and be assemblied in shell 1, wherein, dynamic iron core 2 is assemblied in the center of described electromagnetic coil assembly 3, and the center of dynamic iron core 2 is provided with push rod 21, and shell 1 front portion is equipped with valve body 4, this valve body 4 is provided with pressure inlets 41 and pressure export 42, being provided with pressure chamber 4a in valve body 4, being provided with spool 5 in this pressure chamber 4a, matches with described spool 5 in the front end of push rod 21; Storage pressure chamber 6 is also provided with in valve body 4, this storage pressure chamber 6 is connected with pressure chamber 4a, piston 61, spring 62, pad 63 and jump ring 64 is provided with in storage pressure chamber 6, one end and the pad 63 of spring 62 offset, its the other end and piston 61 offset, jump ring 64 is placed in the outside of pad 63, and joins with described valve body 4 phase card; The push rod 21 at dynamic iron core 2 center coordinates the opening degree of spool 5 control valve according to the size of current of electromagnetic coil assembly 3.
The front end of valve body 4 is provided with sealing cover 43, and sealing lid 43 is dismantled with valve body 4 and coordinated; Arranging sealing cover 43 can effectively avoid extraneous impurity to enter in the pressure chamber 4a of valve body 4, and then avoids the stuck of spool 5, ensures the normal operation of solenoid valve.
In embodiment, be provided with rubber pad 7 between push rod 21 and described spool 5, periphery and the described valve body 4 of this rubber pad 7 are sealed and matched.
Rubber pad 7 is set, has both prevented the brinelling produced when moving between spool 5 and push rod 21, improve the working life of product, and reduce the noise of product; Effectively can also prevent the unnecessary oil seepage of spool 5 from flowing to electromagnetic coil side, avoid oil impregnate on the impact of electromagnetic coil.
In embodiment, valve body 4 is provided with relief port 4b, relief port 4b is connected with described storage pressure chamber 6.Arrange relief port 4b can by storage pressure chamber 6 in unnecessary oil pressure lay down, prevent next oil-filled time impact.
In embodiment, piston 61 is the cylindrical structural of hollow, and its cross section is Contraband font structure, and spring 62 is placed in described piston 61.Piston 61 is designed to hollow structure, spring 62 is placed in piston 61, has saved space, structure can be made compacter, reduce the length of valve body 4.
In embodiment, the rear end of piston 61 is provided with columniform projection 61a.Projection 61a is set and can effectively prevents the stuck of piston 61, reduce the difficulty of processing of storage pressure chamber 6, reduce processing cost.
In embodiment, electromagnetic coil assembly 3 includes coil rack 31, enameled cable winding 32 and electric mortiser sheet 33, and enameled cable winding 32 is wound on described coil rack 31, and electric mortiser sheet 33 is connected with described enameled cable winding 32, and stretches out outside described shell 1.
In embodiment, spool 5 offers the oil film groove 5a of three loop configuration.Oil film groove 5a is set and forms oil storage space, after oil enters oil film groove 5a, and form oil film between spool 5 and the inwall of pressure chamber 4a, oil film forms oil film support and is held up by spool 5, reduce frictional force when spool 5 moves, make spool 5 allow to more smooth and easy in high frequency operation.
In embodiment, the front end of push rod 21 is provided with front screen 81, is provided with clutch shaft bearing 82 between this front screen 81 and described push rod 21; The rear end of push rod 21 is provided with backboard 83, is provided with the second bearing 84 between this backboard 83 and described push rod 21.Clutch shaft bearing 82 and the second bearing 84 are set and reduce frictional force when push rod 21 moves, reduce product noise, improve the physical life of product.
In embodiment, the front portion of electromagnetic coil assembly 3 is equipped with front shroud 91, and the rear portion of electromagnetic coil assembly 3 is equipped with back shroud 92.
In embodiment, the cylindrical structure of shell 1, its two ends are respectively arranged with clinching 1a.
Shell 1 adopts plate stamping shaping, then rolls and prevents from unclamping by riveted joint, after electromagnetic coil assembly 3, front shroud 91, back shroud 92 having been assembled, fixed by pressing solidly in clinching 1a.Front shroud 91 and back shroud 92 adopt the metallic material of magnetic conduction to make.Electromagnetic coil assembly 3 is placed in the Structural Hardware that is made up of shell 1, front shroud 91, back shroud 92, effectively can improve permeability, increases the magnetic field that electromagnetic coil produces; Increase heat diffusion area simultaneously, accelerate the heat radiation of coil.
Working principle:
When electromagnetic coil assembly 3 power-off, spool 5 is in right limit, at this moment closes between pressure inlets 41 and pressure export 42, and part oil pressure enters storage pressure chamber 6, and the spring 62 in compression storage pressure chamber 6 makes piston 61 be moved to the left to carry out storage to be pressed.When electromagnetic coil assembly 3 is energized, electromagnet produces electromagnetic force makes iron core 2 be moved to the left, then promotes spool 5 to moving to left by the push rod 21 at dynamic iron core 2 center, thus makes to open between pressure inlets 41 and pressure export 42.
According to unlike signal, the size of current passed through in electromagnetic coil assembly 3 is different, thus produce the electromagnetic force of different size, and then control spool 5 is moved to the left position difference, realize the different opening between pressure inlets 41 and pressure export 42, make to produce different Oil hydraulic character curves, the switching of different gear under realizing friction speed.
Most preferred embodiment of the present invention is illustrated, and the various change made by those of ordinary skill in the art or remodeling all can not depart from the scope of the present invention.
Claims (10)
1. an automatic transmission case solenoid valve, include shell (1), dynamic iron core (2) and the electromagnetic coil assembly (3) be assemblied in shell (1), it is characterized in that: described dynamic iron core (2) is assemblied in the center of described electromagnetic coil assembly (3), the center of described dynamic iron core (2) is provided with push rod (21), described shell (1) front portion is equipped with valve body (4), this valve body (4) is provided with pressure inlets (41) and pressure export (42), pressure chamber (4a) is provided with in described valve body (4), spool (5) is provided with in this pressure chamber (4a), match with described spool (5) in the front end of described push rod (21), storage pressure chamber (6) is also provided with in described valve body (4), this storage pressure chamber (6) is connected with pressure chamber (4a), piston (61), spring (62), pad (63) and jump ring (64) is provided with in described storage pressure chamber (6), one end and the pad (63) of described spring (62) offset, its the other end and piston (61) offset, described jump ring (64) is placed in the outside of pad (63), and blocks mutually with described valve body (4) and join, the push rod (21) at dynamic iron core (2) center coordinates the opening degree of spool (5) control valve according to the size of current of electromagnetic coil assembly (3).
2. a kind of automatic transmission case solenoid valve according to claim 1, it is characterized in that: be provided with rubber pad (7) between described push rod (21) and described spool (5), periphery and the described valve body (4) of this rubber pad (7) are sealed and matched.
3. a kind of automatic transmission case solenoid valve according to claim 2, is characterized in that: described valve body (4) is provided with relief port (4b), and described relief port (4b) is connected with described storage pressure chamber (6).
4. a kind of automatic transmission case solenoid valve according to claim 3, it is characterized in that: the cylindrical structural that described piston (61) is hollow, its cross section is Contraband font structure, and described spring (62) is placed in described piston (61).
5. a kind of automatic transmission case solenoid valve according to claim 4, is characterized in that: the rear end of described piston (61) is provided with columniform projection (61a).
6. a kind of automatic transmission case solenoid valve according to claim 5, it is characterized in that: described electromagnetic coil assembly (3) includes coil rack (31), enameled cable winding (32) and electric mortiser sheet (33), described enameled cable winding (32) is wound on described coil rack (31), described electric mortiser sheet (33) is connected with described enameled cable winding (32), and stretches out described shell (1) outward.
7. a kind of automatic transmission case solenoid valve according to claim 6, is characterized in that: the oil film groove (5a) described spool (5) offering at least one loop configuration.
8. a kind of automatic transmission case solenoid valve according to claim 7, it is characterized in that: the front end of described push rod (21) is provided with front screen (81), is provided with clutch shaft bearing (82) between this front screen (81) and described push rod (21); The rear end of described push rod (21) is provided with backboard (83), is provided with the second bearing (84) between this backboard (83) and described push rod (21).
9. a kind of automatic transmission case solenoid valve according to claim 8, it is characterized in that: the front portion of described electromagnetic coil assembly (3) is equipped with front shroud (91), the rear portion of described electromagnetic coil assembly (3) is equipped with back shroud (92).
10. a kind of automatic transmission case solenoid valve according to claim 9, is characterized in that: described shell (1) cylindrical structure, its two ends are respectively arranged with clinching (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510694344.1A CN105202177B (en) | 2015-10-23 | 2015-10-23 | A kind of automatic gear-box magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510694344.1A CN105202177B (en) | 2015-10-23 | 2015-10-23 | A kind of automatic gear-box magnetic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105202177A true CN105202177A (en) | 2015-12-30 |
| CN105202177B CN105202177B (en) | 2017-07-28 |
Family
ID=54950022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510694344.1A Active CN105202177B (en) | 2015-10-23 | 2015-10-23 | A kind of automatic gear-box magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105202177B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151497A (en) * | 2016-07-14 | 2016-11-23 | 苏州天姆艾汽车部件有限公司 | 09G automatic gear-box electromagnetic valve |
| CN106224618A (en) * | 2016-08-30 | 2016-12-14 | 宁波星宇国均汽车电磁阀有限公司 | A kind of automatic gear-box Clutch Control proportional solenoid |
| CN108980128A (en) * | 2017-06-05 | 2018-12-11 | 上海汽车集团股份有限公司 | Solenoid valve, fork controls system and automobile |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3851285A (en) * | 1972-11-11 | 1974-11-26 | Bosch Gmbh Robert | Control magnet for hydraulic control system valves |
| JPS59117969A (en) * | 1982-12-22 | 1984-07-07 | Kishikawa Tokushu Valve Seisakusho:Kk | Solenoid valve for pressurized fluid |
| US4579145A (en) * | 1983-08-05 | 1986-04-01 | Robert Bosch Gmbh | Pressure control device |
| CN2138724Y (en) * | 1992-12-12 | 1993-07-21 | 唐建民 | Two position two way electromagnetic valve |
| JPH0921474A (en) * | 1995-07-06 | 1997-01-21 | Nippon Control Kogyo Kk | Internal pressure exclusion mechanism for electromagnetic pump |
| CN102359600A (en) * | 2011-09-30 | 2012-02-22 | 河南航天压力元件有限公司 | Pilot electromagnetic valve |
| CN203770717U (en) * | 2014-02-20 | 2014-08-13 | 宁波亚德客自动化工业有限公司 | Directly operated type three-hole two-position electromagnetic valve |
| CN205078765U (en) * | 2015-10-23 | 2016-03-09 | 宁波星宇国均汽车电磁阀有限公司 | Automatic gearbox solenoid valve |
-
2015
- 2015-10-23 CN CN201510694344.1A patent/CN105202177B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3851285A (en) * | 1972-11-11 | 1974-11-26 | Bosch Gmbh Robert | Control magnet for hydraulic control system valves |
| JPS59117969A (en) * | 1982-12-22 | 1984-07-07 | Kishikawa Tokushu Valve Seisakusho:Kk | Solenoid valve for pressurized fluid |
| US4579145A (en) * | 1983-08-05 | 1986-04-01 | Robert Bosch Gmbh | Pressure control device |
| CN2138724Y (en) * | 1992-12-12 | 1993-07-21 | 唐建民 | Two position two way electromagnetic valve |
| JPH0921474A (en) * | 1995-07-06 | 1997-01-21 | Nippon Control Kogyo Kk | Internal pressure exclusion mechanism for electromagnetic pump |
| CN102359600A (en) * | 2011-09-30 | 2012-02-22 | 河南航天压力元件有限公司 | Pilot electromagnetic valve |
| CN203770717U (en) * | 2014-02-20 | 2014-08-13 | 宁波亚德客自动化工业有限公司 | Directly operated type three-hole two-position electromagnetic valve |
| CN205078765U (en) * | 2015-10-23 | 2016-03-09 | 宁波星宇国均汽车电磁阀有限公司 | Automatic gearbox solenoid valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151497A (en) * | 2016-07-14 | 2016-11-23 | 苏州天姆艾汽车部件有限公司 | 09G automatic gear-box electromagnetic valve |
| CN106224618A (en) * | 2016-08-30 | 2016-12-14 | 宁波星宇国均汽车电磁阀有限公司 | A kind of automatic gear-box Clutch Control proportional solenoid |
| CN108980128A (en) * | 2017-06-05 | 2018-12-11 | 上海汽车集团股份有限公司 | Solenoid valve, fork controls system and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105202177B (en) | 2017-07-28 |
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