CN106438982A - Automatic transmission clutch control electromagnetic valve - Google Patents
Automatic transmission clutch control electromagnetic valve Download PDFInfo
- Publication number
- CN106438982A CN106438982A CN201610760002.XA CN201610760002A CN106438982A CN 106438982 A CN106438982 A CN 106438982A CN 201610760002 A CN201610760002 A CN 201610760002A CN 106438982 A CN106438982 A CN 106438982A
- Authority
- CN
- China
- Prior art keywords
- valve
- mouth
- clutch control
- oral cavity
- automatic gear
- 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.)
- Pending
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
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
- F16H61/0009—Hydraulic control units for transmission control, e.g. assembly of valve plates or valve units
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
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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
- F16K31/0603—Multiple-way valves
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0221—Valves for clutch control systems; Details thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses an automatic transmission clutch control electromagnetic valve. The automatic transmission clutch control electromagnetic valve comprises a valve plate; two valve sets with the same structures are arranged on the valve plate side by side; the valve sets include valve bodies, valve elements and electromagnet modules matched with each other; ports P, ports A and first ports T are formed in the valve bodies; a port P cavity, two port A cavities and two first port T cavities are formed in the valve plate; the port P cavity is communicated with the ports P of the two valve sets through oil inlet channels; the electromagnet modules include shells, front covers, and coil modules, static iron cores, movable iron cores and ejector rods in the shell; the valve elements are arranged in the valve bodies; back covers are arranged at the back ends of the valve bodies; springs are arranged between the valve elements and the back covers; the ejector rods are fixed in the centers of the movable iron cores; and the back ends of the ejector rods penetrate through the static iron cores to butt against and match with the valve elements. The automatic transmission clutch control electromagnetic valve has the advantages of reasonable structure, stable operation, high reliability and accurate control.
Description
Technical field
The present invention relates to a kind of parts of automatic gear-box, specifically a kind of automatic gear-box clutch control electricity
Magnet valve.
Background technology
Change speed gear box employed in automobile, progressively replaces manual transmission by automatic gear-box, particularly in medium-to-high grade car
In nearly all employ automatic gear-box.Modern Vehicle Engine electronic control system is more and more tended to select electromagnetic valve
Used as executor, this is because electromagnetic valve can directly control distributive value and injection timing, part injection rate can also use electromagnetism
Valve is realizing.So, three item controlled only have executors and can just complete, and make the hardware of whole electronic system can
To greatly simplify, therefore, electromagnetic valve is one of of paramount importance parts in current automatic gear-box.
Using electromagnetic valve as the electric-control system of electromotor executor, not only can be using switch electromagnetic valve come oil circuit control
Break-make, variable current electromagnetic valve can also be adopted realizing the regulation to oil pressure, such as will be made in the control of clutch
Use variable current electromagnetic valve.The gearshift control mode of automatic gear-box is to turn speed and two parameters of throttle opening amount signal
Chemical conversion control signal, according to the schedule for setting, oil pressure is added to the two ends of shift valve, to control the position of shift valve, from
And change the oil circuit of shift clutch.So, working solution force feed enters corresponding executive component, so that clutch is combined or separate,
The planetary upshift of control or downshift, so as to realize gearshift.
Content of the invention
The technical problem to be solved is the present situation for prior art, provide rational in infrastructure, stable, can
By property height, a kind of automatic gear-box clutch control solenoid valve of precise control.
The present invention solves the technical scheme that adopted of above-mentioned technical problem：
A kind of automatic gear-box clutch control solenoid valve, includes valve plate, is set side by side with two groups of structures identical on the valve plate
Valve group, valve group includes valve body, valve element and the electromagnet assembly being adapted, offers P mouth, A mouth and a T on valve body
Mouthful, a P oral cavity, two A oral cavities and two T oral cavities are provided with valve plate, P oral cavity is by oil inlet passage and two valves
The P mouth of group is communicated, and A oral cavity is communicated with corresponding A mouth, and a T oral cavity is communicated with a corresponding T mouth, a T of two groups of valve groups
The corresponding T oral cavity of mouth is connected；Electromagnet assembly includes housing, protecgulum, coil block in housing, static iron core, dynamic
Iron core and push rod, valve element is arranged in the valve body, and the rear end of valve body is provided with bonnet, is provided with bullet between valve element and bonnet
Spring, push rod is fixed on the center of the dynamic iron core, and the rear end of push rod is offseted cooperation through the static iron core and valve element.
The technical measures of optimization also include：
The 2nd T mouth being further opened with above-mentioned valve body, being provided with the 2nd T oral cavity on valve plate, the 2nd T oral cavity is communicated with the 2nd T mouth,
The corresponding 2nd T oral cavity of 2nd T mouth of two groups of valve groups is connected.
Threaded between above-mentioned bonnet and the valve body, the front end of bonnet is provided with a projection, the rear end set of spring
Periphery in the projection.
The rear end of above-mentioned valve element is formed with a spring base, and the front end of spring is placed on outside the spring base.
Sealing ring is provided between above-mentioned bonnet and the valve body, after cover and be provided with seal groove, sealing ring is set
In seal groove.
Copper plug is provided between the rear end of above-mentioned dynamic iron core and the push rod.
Elastomeric pad is provided between above-mentioned protecgulum and the housing.
The front end center of above-mentioned housing extends axially inwardly to form sleeve pipe, and dynamic iron core is assemblied in the center of described sleeve pipe.
Gap between above-mentioned valve element periphery and the valve interior wall is 0.05mm.
Bearing is provided between above-mentioned push rod and the static iron core.
A kind of automatic gear-box clutch control solenoid valve of the present invention, using the bivalve group knot being disposed in parallel on valve plate
Structure, improves the control accuracy of the performance of electromagnetic valve, and two valve block structures are identical, and work is synchronous；And two groups of valves share a P mouth
Chamber, synchronicity is more preferable.When electromagnetic valve no power, valve element blocks P mouth, makes to be separated between P mouth and A mouth, closed electromagnetic valve；Electricity
During magnet valve energising, electric magnet produces electromagnetic force, moves, so as to drag valve after the push rod for driving its center to fix by the motion of dynamic iron core
Core movement is gradually opened P mouth, by the aperture for controlling to control P mouth to electromagnetic force so that A mouth produces different oil pressure spies
Linearity curve, realizes controlling the switching of different gears under friction speed.The advantage of electromagnetic valve of the present invention is rational in infrastructure, and operation is steady
Fixed, reliability height, precise control.
Description of the drawings
Fig. 1 is the cross section structure diagram of the present invention；
Fig. 2 is I portion enlarged drawing in Fig. 1；
Fig. 3 is the structure schematic diagram of the present invention；
Fig. 4 is the assembling structure schematic diagram of dynamic iron core and push rod in Fig. 1.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
It is the structural representation of the present invention as shown in Figures 1 to 4,
Reference therein is：Valve plate 1, oil inlet passage 1a, P oral cavity 11, A oral cavity 12, a T oral cavity 13, the 2nd T oral cavity
14th, valve body 2, P mouth 21, A mouth 22, a T mouth 23, the 2nd T mouth 24, valve element 3, spring base 31, housing 41, sleeve pipe 41a, protecgulum
42nd, coil block 43, static iron core 44, dynamic iron core 45, push rod 46, copper plug 47, elastomeric pad 48, bonnet 5, projection 51, sealing ring
Groove 52, spring 6, sealing ring 7, bearing 8.
As shown in Figures 1 to 4,
A kind of automatic gear-box clutch control solenoid valve, includes valve plate 1, is set side by side with two groups of structure phases on the valve plate 1
With valve group, valve group includes valve body 2, valve element 3 and the electromagnet assembly being adapted, offer on valve body 2 P mouth 21, A mouth 22 with
And a T mouth 23,11, two, P oral cavity A oral cavity 12 and two T oral cavities 13 are provided with valve plate 1, P oral cavity 11 leads to
Cross oil inlet passage 1a to communicate with the P mouth 21 of two valve groups, A oral cavity 12 is communicated with corresponding A mouth 22, a T oral cavity 13 with corresponding
A T mouth 23 communicate, a 23 corresponding T oral cavity 13 of a T mouth of two groups of valve groups is connected；Electromagnet assembly includes shell
Body 41, protecgulum 42, coil block 43 in housing 41, static iron core 44, dynamic iron core 45 and push rod 46, valve element 3 is arranged at described
In valve body 2, the rear end of valve body 2 is provided with bonnet 5, is provided with spring 6 between valve element 3 and bonnet 5, and push rod 46 is fixed on described dynamic
The center of iron core 45, the rear end of push rod 46 is offseted cooperation through the static iron core 44 and valve element 3.
The length of two valve groups is different, but their structure is identical.
In embodiment, the 2nd T mouth 24 on valve body 2, is further opened with, on valve plate 1, is provided with the 2nd T oral cavity 14, the 2nd T oral cavity
14 are communicated with the 2nd T mouth 24, and the 24 corresponding 2nd T oral cavity 14 of the 2nd T mouth of two groups of valve groups is connected.
The effect of T mouth is the remaining oil pressure that drains in electromagnetic valve, it is to avoid impact and infringement of the remaining oil pressure to electromagnetic valve, if
The 2nd T mouth 24 is put, the intestine evacuation velocity of remaining oil pressure can be greatly speeded up.
In embodiment, threaded between bonnet 5 and the valve body 2, the front end of bonnet 5 is provided with a projection 51, spring 6
Rear end be placed on the periphery of the projection 51.
In embodiment, the rear end of valve element 3 is formed with a spring base 31, and the front end of spring 6 is placed on outside the spring base 31.
The setting of the spring base 31 of the projection 51 on bonnet 5 and 3 rear end of valve element, can facilitate the assembling of spring 6, improve
Efficiency of assembling.
Using threadeding between bonnet 5 and valve body 2, by tightening the regulation of degree to bonnet 5, bullet can be conveniently adjusted
The precompression of spring 6, so as to ensure concordance and the control accuracy of electromagnetic valve pressure characteristic, improves the qualification rate of product, and it is right to reduce
Valve body 2 and the processing request of valve element 3, reduce processing cost.
In embodiment, sealing ring 7 between bonnet 5 and the valve body 2, is provided with, seal groove 52 on bonnet 5, is provided with, close
Seal 7 is embedded in seal groove 52.
The setting of sealing ring 7 ensure that the sealing between bonnet 5 and valve body 2, and the setting of seal groove 52 not only makes close
The installation of seal 7 is more convenient, also ensure that the axially position of sealing ring 7.
In embodiment, copper plug 47 between the rear end of dynamic iron core 45 and the push rod 46, is provided with.
Interference fit between copper plug 47 and push rod 46, it is ensured that will not loosen between dynamic iron core 45 and push rod 46, and copper
Plug 47 has good diamagnetism, does not interfere with the performance of valve.
In embodiment, elastomeric pad 48 between protecgulum 42 and the housing 41, is provided with.
Elastomeric pad 48 can give to assemble after 42 1 prestressing force of protecgulum, loosen effect so as to play well,
Ensure the reliability of the assembling of protecgulum 42.
In embodiment, the front end center of housing 41 extends axially inwardly to form sleeve pipe 41a, and dynamic iron core 45 is assemblied in the set
The center of pipe 41a.
The overall structure that sleeve pipe 41a is formed in one with housing 41, the setting of sleeve pipe 41a, facilitate the dress of dynamic iron core 45
Join and position.
In embodiment, the gap between 3 periphery of valve element and 2 inwall of the valve body is 0.05mm.The gap of 0.05mm was both protected
Demonstrate,proved valve element 3 can smooth motion in valve body 2, gap between the two will not be made again excessive.
In embodiment, bearing 8 between push rod 46 and the static iron core 44, is provided with.The setting of bearing 8, reduces push rod 46
With the frictional force between static iron core 44, not only make the motion of push rod 46 more smooth, the abrasion of push rod 46 is decreased, is conducive to
The raising of its service life.
Operation principle：
This electromagnetic valve using two groups of structure identical valve groups are set up in parallel on valve plate 1, to improve performance and the control of electromagnetic valve
Precision.Two groups of valve groups share a P oral cavity 11, and the synchronicity of two valve groups is more preferable.
When 43 no power of coil block, valve element 3 is moved forward in the presence of spring 6 and blocks P mouth 21, makes P mouth 21
Separated and A mouth 22 between, closed electromagnetic valve.
When coil block 43 is energized, makes electric magnet that electromagnetic force is produced, be moved rearwards by dynamic iron core 45, the shifting of dynamic iron core 45
Move after dynamic drive push rod 46, then promote valve element 3 to overcome the resilient rear-moving of spring 6 by push rod 46, so that P mouth 21 is gradually opened.
By the current intensity for controlling, electric magnet is made to produce different electromagnetic forces to control the rear shifting degree of valve element 3, so as to controlling P
The aperture of mouth 21 so that A mouth 22 produces different Oil hydraulic character curves, realizes controlling the switching of different gears under friction speed.
After 43 power-off of coil block, electromagnetic force disappears, and under the elastic force effect of spring 6, the reach of valve element 3 resets, meanwhile,
Valve element 3 promotes dynamic iron core 45 and push rod 46 to reset.
Highly preferred embodiment of the present invention is illustrated, and the various change that is made by those of ordinary skill in the art or remodeling are not
Can depart from the scope of the present invention.
Claims (10)
1. a kind of automatic gear-box clutch control solenoid valve, includes valve plate (1), and the valve plate is set side by side with two groups on (1)
Structure identical valve group, is characterized in that：Described valve group includes valve body (2), valve element (3) and the electromagnet assembly being adapted,
P mouth (21), A mouth (22) and a T mouth (23) is offered on described valve body (2), is provided with one on described valve plate (1)
P oral cavity (11), two A oral cavities (12) and two T oral cavities (13), described P oral cavity (11) passes through oil inlet passage (1a)
Communicate with the P mouth (21) of two valve groups, A oral cavity (12) are communicated with corresponding A mouth (22), a T oral cavity (13) and corresponding
One T mouth (23) is communicated, and the corresponding T oral cavity (13) of a T mouth (23) of two groups of valve groups is connected；Described electromagnet assembly
Include housing (41), protecgulum (42), coil block (43) in housing (41), static iron core (44), dynamic iron core (45) and top
Bar (46), described valve element (3) is arranged in the valve body (2), and the rear end of described valve body (2) is provided with bonnet (5), described
Valve element (3) and bonnet (5) between be provided with spring (6), described push rod (46) is fixed on the center of the dynamic iron core (45),
The rear end of described push rod (46) is offseted cooperation through static iron core (44) and valve element (3).
2. a kind of automatic gear-box clutch control solenoid valve according to claim 1, is characterized in that：Described valve body
(2) the 2nd T mouth (24) is further opened with, is provided with the 2nd T oral cavity (14) on described valve plate (1), described the 2nd T oral cavity
(14) communicate with the 2nd T mouth (24), the corresponding 2nd T oral cavity (14) of the 2nd T mouth (24) of two groups of valve groups is connected.
3. a kind of automatic gear-box clutch control solenoid valve according to claim 2, is characterized in that：Described bonnet
(5) threaded between the valve body (2), the front end of described bonnet (5) is provided with a projection (51), described spring
(6) rear end is placed on the periphery of the projection (51).
4. a kind of automatic gear-box clutch control solenoid valve according to claim 3, is characterized in that：Described valve element
(3) rear end is formed with a spring base (31), and the front end of described spring (6) is placed on the spring base (31) outward.
5. a kind of automatic gear-box clutch control solenoid valve according to claim 4, is characterized in that：Described bonnet
(5) sealing ring (7) is provided between the valve body (2), is provided with seal groove (52) on described bonnet (5), described
Sealing ring (7) is embedded in seal groove (52).
6. a kind of automatic gear-box clutch control solenoid valve according to claim 5, is characterized in that：Described dynamic iron core
(45) copper plug (47) is provided between rear end and the push rod (46).
7. a kind of automatic gear-box clutch control solenoid valve according to claim 6, is characterized in that：Described protecgulum
(42) elastomeric pad (48) is provided between the housing (41).
8. a kind of automatic gear-box clutch control solenoid valve according to claim 7, is characterized in that：Described housing
(41) front end center extends axially inwardly to form sleeve pipe (41a), and described dynamic iron core (45) is assemblied in described sleeve pipe (41a)
Center.
9. a kind of automatic gear-box clutch control solenoid valve according to claim 8, is characterized in that：Described valve element
(3) gap between periphery and the valve body (2) inwall is 0.05mm.
10. a kind of automatic gear-box clutch control solenoid valve according to claim 9, is characterized in that：Described push rod
(46) bearing (8) is provided between the static iron core (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760002.XA CN106438982A (en) | 2016-08-30 | 2016-08-30 | Automatic transmission clutch control electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760002.XA CN106438982A (en) | 2016-08-30 | 2016-08-30 | Automatic transmission clutch control electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438982A true CN106438982A (en) | 2017-02-22 |
Family
ID=58090140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610760002.XA Pending CN106438982A (en) | 2016-08-30 | 2016-08-30 | Automatic transmission clutch control electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438982A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102382A (en) * | 2019-12-26 | 2020-05-05 | 一汽解放汽车有限公司 | Intelligent stepless electromagnetic valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2625678Y (en) * | 2003-07-16 | 2004-07-14 | 单谟君 | Diaphragm electromagnetic valve |
| CN1673591A (en) * | 2004-03-25 | 2005-09-28 | 伊顿公司 | Solenoid operated spool valve with baffled dampening reservoir port and method of making same |
| CN1760577A (en) * | 2004-10-15 | 2006-04-19 | Smc株式会社 | Solenoid valve |
| US20070138422A1 (en) * | 2005-12-21 | 2007-06-21 | Saturn Electronics & Engineering, Inc. | Solenoid operated fluid control valve |
| CN205478625U (en) * | 2016-03-22 | 2016-08-17 | 靖江市大诚自动化工程有限公司 | Normally open normal close double - circuit proportional control valve |
| CN205479514U (en) * | 2016-03-22 | 2016-08-17 | 靖江市大诚自动化工程有限公司 | Double - circuit plunger type proportional control valve |
| CN205937783U (en) * | 2016-08-30 | 2017-02-08 | 宁波星宇国均汽车电磁阀有限公司 | Automatic gear box clutch control solenoid |
-
2016
- 2016-08-30 CN CN201610760002.XA patent/CN106438982A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2625678Y (en) * | 2003-07-16 | 2004-07-14 | 单谟君 | Diaphragm electromagnetic valve |
| CN1673591A (en) * | 2004-03-25 | 2005-09-28 | 伊顿公司 | Solenoid operated spool valve with baffled dampening reservoir port and method of making same |
| CN1760577A (en) * | 2004-10-15 | 2006-04-19 | Smc株式会社 | Solenoid valve |
| US20070138422A1 (en) * | 2005-12-21 | 2007-06-21 | Saturn Electronics & Engineering, Inc. | Solenoid operated fluid control valve |
| CN205478625U (en) * | 2016-03-22 | 2016-08-17 | 靖江市大诚自动化工程有限公司 | Normally open normal close double - circuit proportional control valve |
| CN205479514U (en) * | 2016-03-22 | 2016-08-17 | 靖江市大诚自动化工程有限公司 | Double - circuit plunger type proportional control valve |
| CN205937783U (en) * | 2016-08-30 | 2017-02-08 | 宁波星宇国均汽车电磁阀有限公司 | Automatic gear box clutch control solenoid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102382A (en) * | 2019-12-26 | 2020-05-05 | 一汽解放汽车有限公司 | Intelligent stepless electromagnetic valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180809 Address after: 315514 west side of Hengfeng Road, Fang Qiao Industrial Zone, Jiangkou street, Fenghua District, Ningbo, Zhejiang, China Applicant after: Xingyu electronic (Ningbo) Co. Ltd. Address before: 315514 55 Fang Gang Road, Fang Qiao Industrial Area, Jiangkou street, Fenghua, Ningbo, Zhejiang Applicant before: NINGBO XINGYU GUOJUN AUTOMOBILE SOLENOID VALVE CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |