CN205937783U - Automatic gear box clutch control solenoid - Google Patents
Automatic gear box clutch control solenoid Download PDFInfo
- Publication number
- CN205937783U CN205937783U CN201620982779.6U CN201620982779U CN205937783U CN 205937783 U CN205937783 U CN 205937783U CN 201620982779 U CN201620982779 U CN 201620982779U CN 205937783 U CN205937783 U CN 205937783U
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- CN
- China
- Prior art keywords
- mouth
- valve
- iron core
- automatic gear
- clutch control
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Abstract
The utility model discloses an automatic gear box clutch control solenoid, including the valve plate, be provided with the valves that two sets of structures are the same on this valve plate side by side, the valves includes valve body, case and the electromagnet assembly of looks adaptation, has offered P mouth, a mouth and a T mouth on the valve body, is provided with a P oral cavity, two A oral cavities and two the 1st T oral cavities on the valve plate, the P oral cavity communicates with each other through the P mouth of oil feed passageway and two valvess, electromagnet assembly is including the casing, coil pack, quiet iron core in the protecgulum, casing, moves iron core and ejector pin, the case set up in in the valve body, the rear end of valve body is provided with the back lid, is provided with the spring between case and the back lid, and the ejector pin is fixed in move the center of iron core, the rear end of ejector pin is passed quiet iron core offsets with the case and cooperates. The utility model has the advantages of: rational in infrastructure, the operation is stable, and the reliability is high, and control is accurate.
Description
Technical field
This utility model is related to a kind of parts of automatic gear-box, specifically a kind of automatic gear-box clutch control
Electromagnetic valve processed.
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
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 an executor and just can complete, and the hardware making 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 executor of the electric-control system of electromotor, oil circuit control not only can be come using switch electromagnetic valve
Break-make, can also using variable current electromagnetic valve to realize the regulation to oil pressure, will make such as 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 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 separates,
Control planetary upshift or downshift, thus realizing shifting gears.
Content of the invention
Technical problem to be solved in the utility model is the present situation for prior art, provides rational in infrastructure, runs steady
Fixed, reliability is high, a kind of automatic gear-box clutch control solenoid valve of precise control.
This utility model solves the technical scheme that adopted of above-mentioned technical problem：
A kind of automatic gear-box clutch control solenoid valve, includes valve plate, and this valve plate is set side by side with two groups of structures
Identical valve group, valve group includes valve body, valve element and the electromagnet assembly being adapted, and valve body offers P mouth, A mouth and
One T mouth, valve plate is provided with a P oral cavity, two A oral cavities and two T oral cavities, and oil inlet passage and two is passed through in P oral cavity
The P mouth of individual valve group communicates, and A oral cavity is communicated with corresponding A mouth, and a T oral cavity is communicated with a corresponding T mouth, two groups of valve groups
The corresponding T oral cavity of first T mouth is connected；Electromagnet assembly includes housing, protecgulum, the coil block in housing, quiet ferrum
Core, dynamic iron core and push rod, valve element is arranged in described valve body, and the rear end of valve body is provided with bonnet, sets between valve element and bonnet
It is equipped with spring, push rod is fixed on the center of described dynamic iron core, the rear end of push rod passes through described static iron core and valve element to offset cooperation.
The technical measures optimizing also include：
2nd T mouth is further opened with above-mentioned valve body, valve plate is provided with the 2nd T oral cavity, the 2nd T oral cavity and the 2nd T mouth
Communicate, the corresponding 2nd T oral cavity of the 2nd T mouth of two groups of valve groups is connected.
Threaded between above-mentioned bonnet and described valve body, the front end of bonnet is provided with a projection, the rear end set of spring
Periphery in this 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 this spring base.
Be provided with sealing ring between above-mentioned bonnet and described valve body, after cover and be provided with seal groove, sealing ring is set
In seal groove.
It is provided with copper plug between the rear end of above-mentioned dynamic iron core and described push rod.
It is provided with elastomeric pad between above-mentioned protecgulum and described housing.
The front end center of above-mentioned housing extends axially inwardly formation sleeve pipe, and dynamic iron core is assemblied in the center of described sleeve pipe.
Gap between above-mentioned valve element periphery and described valve interior wall is 0.05mm.
It is provided with bearing between above-mentioned push rod and described static iron core.
A kind of automatic gear-box clutch control solenoid valve of the present utility model, using the bivalve being disposed in parallel on valve plate
Group structure, to improve the control accuracy of the performance of electromagnetic valve, two valve block structures are identical, and work is synchronous；And two groups of valves share a P
Oral cavity, 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；
During solenoid valves, electric magnet produces electromagnetic force, is driven by the motion of dynamic iron core and moves after the fixing push rod in its center, thus dragging
Valve element movement makes P mouth be gradually opened, by the control of electromagnetic force being controlled with the aperture of P mouth so that A mouth produces different oil pressure
Characteristic curve, realizes controlling the switching of different gears under friction speed.The advantage of this utility model electromagnetic valve be rational in infrastructure,
Stable, reliability is high, precise control.
Brief description
Fig. 1 is cross section structure diagram of the present utility model；
Fig. 2 is I portion enlarged drawing in Fig. 1；
Fig. 3 is structure schematic diagram of the present utility model；
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, this utility model is described in further detail.
It is structural representation of the present utility model 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 mouth
Chamber 14, 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, and this valve plate 1 is set side by side with two groups of knots
Structure identical valve group, valve group includes valve body 2, valve element 3 and the electromagnet assembly being adapted, and valve body 2 offers P mouth 21, A mouth
22 and a T mouth 23, valve plate 1 is provided with 11, two, P oral cavity A oral cavity 12 and two T oral cavities 13, P oral cavity
11 are communicated with the P mouth 21 of two valve groups by oil inlet passage 1a, and A oral cavity 12 is communicated with corresponding A mouth 22, a T oral cavity 13 with
A corresponding T mouth 23 communicates, and the corresponding T oral cavity 13 of a T mouth 23 of two groups of valve groups is connected；Electromagnet assembly includes
There is a housing 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
In described 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 institute
State the center of dynamic iron core 45, the rear end of push rod 46 passes through described static iron core 44 and valve element 3 to offset cooperation.
The length of two valve groups is different, but their structure is identical.
In embodiment, valve body 2 is further opened with the 2nd T mouth 24, 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 corresponding 2nd T oral cavity 14 of the 2nd T mouth 24 of two groups of valve groups is connected.
The effect of T mouth is the remaining oil pressure drained in electromagnetic valve, it is to avoid remaining oil pressure to the impact of electromagnetic valve and infringement, if
Put the 2nd T mouth 24, the intestine evacuation velocity of remaining oil pressure can be greatly speeded up.
In embodiment, threaded between bonnet 5 and described 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 this 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 this spring base 31.
The setting of the spring base 31 of the projection 51 on bonnet 5 and valve element 3 rear end, can facilitate the assembling of spring 6, improve
Efficiency of assembling.
Adopt between bonnet 5 and valve body 2 and threaded, by bonnet 5 is tightened with the regulation of degree, can conveniently adjust bullet
The precompression of spring 6, thus ensureing 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, between bonnet 5 and described valve body 2, it is provided with sealing ring 7, bonnet 5 is provided with seal groove 52, 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, between the rear end of dynamic iron core 45 and described push rod 46, it is provided with copper plug 47.
Interference fit between copper plug 47 and push rod 46 is 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, between protecgulum 42 and described housing 41, it is provided with elastomeric pad 48.
Elastomeric pad 48 can give to assemble after 42 1 prestressing force of protecgulum, thus play loosening effect well,
Ensure the reliability of protecgulum 42 assembling.
In embodiment, the front end center of housing 41 extends axially inwardly formation sleeve pipe 41a, and dynamic iron core 45 is assemblied in described 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 valve element 3 periphery and described valve body 2 inwall 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 excessive again.
In embodiment, between push rod 46 and described static iron core 44, it is provided with bearing 8.The setting of bearing 8, reduces push rod 46
Frictional force and static iron core 44 between, not only makes the motion of push rod 46 more smooth, decreases the abrasion of push rod 46, be 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, with improve electromagnetic valve performance and
Control accuracy.Two groups of valve groups share a P oral cavity 11, and the synchronicity of two valve groups is more preferable.
When coil block 43 no power, valve element 3 moves 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 produce electromagnetic force, so that dynamic iron core 45 is moved rearwards by, 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 controlling, electric magnet is made to produce the different electromagnetic forces rear shifting degree to control valve element 3, thus controlling P
The aperture of mouth 21, so that A mouth 22 produces different Oil hydraulic character curves, is realized controlling the switching of different gears under friction speed.
After coil block 43 power-off, electromagnetic force disappears, and under the elastic force of spring 6 acts on, valve element 3 reach resets, meanwhile,
Valve element 3 promotes dynamic iron core 45 and push rod 46 to reset.
Most preferred embodiment of the present utility model illustrates, the various change made by those of ordinary skill in the art or remodeling
All without departing from scope of the present utility model.
Claims (10)
1. a kind of automatic gear-box clutch control solenoid valve, includes valve plate (1), and this 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) are offered on described valve body (2), described valve plate (1) is provided with one
P oral cavity (11), two A oral cavities (12) and two T oral cavities (13), oil inlet passage (1a) is passed through in described P oral cavity (11)
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) communicates, 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 described 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 described dynamic iron core (45),
The rear end of described push rod (46) passes through described static iron core (44) and valve element (3) to offset cooperation.
2. a kind of automatic gear-box clutch control solenoid valve according to claim 1, is characterized in that：Described valve body
(2) it is further opened with the 2nd T mouth (24) on, described valve plate (1) is provided with the 2nd T oral cavity (14), 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 described 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 this 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 this 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) it is provided with sealing ring (7) and described valve body (2) between, described bonnet (5) is provided with seal groove (52), 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) it is provided with copper plug (47) between rear end and described 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) it is provided with elastomeric pad (48) and described housing (41) between.
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 formation 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 described 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) it is provided with bearing (8) and described static iron core (44) between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982779.6U CN205937783U (en) | 2016-08-30 | 2016-08-30 | Automatic gear box clutch control solenoid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982779.6U CN205937783U (en) | 2016-08-30 | 2016-08-30 | Automatic gear box clutch control solenoid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937783U true CN205937783U (en) | 2017-02-08 |
Family
ID=57954671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620982779.6U Expired - Fee Related CN205937783U (en) | 2016-08-30 | 2016-08-30 | Automatic gear box clutch control solenoid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438982A (en) * | 2016-08-30 | 2017-02-22 | 宁波星宇国均汽车电磁阀有限公司 | Automatic transmission clutch control electromagnetic valve |
-
2016
- 2016-08-30 CN CN201620982779.6U patent/CN205937783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438982A (en) * | 2016-08-30 | 2017-02-22 | 宁波星宇国均汽车电磁阀有限公司 | Automatic transmission clutch control electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20200830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |