CN106224538B - Gearbox shift control system - Google Patents
Gearbox shift control system Download PDFInfo
- Publication number
- CN106224538B CN106224538B CN201610852813.2A CN201610852813A CN106224538B CN 106224538 B CN106224538 B CN 106224538B CN 201610852813 A CN201610852813 A CN 201610852813A CN 106224538 B CN106224538 B CN 106224538B
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- Prior art keywords
- valve
- oil
- reversal
- reversal valve
- pressure
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- 239000003921 oil Substances 0.000 claims abstract description 88
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 12
- 239000002828 fuel tank Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 49
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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
- F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Abstract
The invention discloses a kind of gearbox shift control system, including oil pump and some hydraulic cylinders, hydraulic cylinder includes some gear plunger shafts, and the hydraulic oil provided by oil pump is finally entered in plunger shaft, wherein, the system also includes：First pressure valve, second pressure valve, the 3rd pressure valve, the first reversal valve, the second reversal valve, the 3rd reversal valve, the 4th reversal valve, the 5th reversal valve and selector valve；Fluid after selector valve, first or the reversal valve of the reversal valve of second pressure valve, the 3rd or the 4th, first or second, flows into the gear plunger shaft of setting successively；Simultaneously in the gear of switching setting, fluid can pass through the 3rd pressure valve, the 5th reversal valve, first or second reversal valve simultaneously, so as to which the passage of the setting in the first or second reversal valve is opened or closed.Gearbox shift control system provided by the invention, realize in the case where inputting any signal, can at most be linked into a gear, it is therefore prevented that while be linked into two gears and damage gearbox.
Description
Technical field
The present invention relates to the control system in a kind of speed changer, more particularly to a kind of gearbox shift control system.
Background technology
As Chinese market is got on the car being continuously increased of sales volume, there is automatic gear-box vehicle for matching on domestic market
Demand is also being continuously increased, and domestic most main engine plants have also carried out the research and development of dual-clutch transmission, particularly with speed change
The design of case shift control system, it is the important link in double clutch gearbox exploitation.
Fig. 1 is double clutch gearbox shift control schematic diagram in the prior art, as shown in figure 1, the master connected with oil pump
Two branch roads can be separated on oil circuit, magnetic valve are respectively arranged with two branch roads, and two branch roads are eventually leading to plunger shaft, enter
And control shifting；However, double clutch shift control system be by input the signal specified control hydraulic valve unlatching and
Close, and then control the trend of oil circuit, realize normal shifting, still, when input error signal, two branch roads can be caused
Simultaneously turn on, make hydraulic oil while enter two plunger shafts, and then cause to be linked into two gears simultaneously, cause gearbox certainly dry
Relate to, or even damage.
The content of the invention
It is an object of the invention to provide a kind of gearbox shift control system, and the situation of any signal is being inputted to realize
Under, a gear can be at most linked into, prevents from being linked into two gears simultaneously and damaging gearbox.
It is described the embodiments of the invention provide a kind of gearbox shift control system, including oil pump and several hydraulic cylinders
Hydraulic cylinder includes several gear plunger shafts, and the hydraulic oil provided by the oil pump is finally entered in the plunger shaft, and it is special
Sign is that the gearbox shift control system also includes：
First pressure valve, second pressure valve, the 3rd pressure valve, the first reversal valve, the second reversal valve, the 3rd reversal valve,
Four reversal valves, the 5th reversal valve and selector valve；
The oil-out of the oil-out of first reversal valve and second reversal valve connects with the gear plunger shaft respectively
It is logical；
The oil-out of 3rd reversal valve connects with the oil inlet of first reversal valve, the oil-out of the 4th reversal valve
Connected with the oil inlet of second reversal valve；
First reversal valve and second reversal valve include the first control mouth and the second control mouth respectively, and the described 5th
The oil-out of reversal valve connects with first control mouth and second control mouth respectively；
The oil-out of the oil-out of the first pressure valve and the second pressure valve respectively with the 3rd reversal valve
Oil inlet connects with the oil inlet of the 4th reversal valve；
The oil-out of the selector valve is fuel-displaced with the oil-out of the first pressure valve and the second pressure valve respectively
Mouth connection；
The oil-out of 3rd pressure valve connects with the oil inlet of the 5th reversal valve and the oil inlet of selector valve respectively
It is logical；
The oil inlet of 3rd pressure valve connects with the oil-out of oil pump.
Gearbox shift control system as described above, these, it is preferred to, in addition to filter, the filter set
Put between the fuel tank and the oil pump of automobile.
Gearbox shift control system as described above, these, it is preferred to, in addition to relief valve, the relief valve set
Put between the oil-out of the oil pump and the oil return opening of the oil pump.
Gearbox shift control system as described above, these, it is preferred to, first reversal valve and described second changes
It is two eight logical mechanical slide valves to valve, the 3rd reversal valve and the 4th reversal valve are two position four-way solenoid valves, institute
It is two-bit triplet magnetic valve to state the 5th reversal valve and the selector valve, the first pressure valve, the second pressure valve and institute
It is magnetic valve to state the 3rd pressure valve.
Gearbox shift control system as described above, these, it is preferred to, the first pressure valve and second pressure
Power valve is linear scale magnetic valve, and is normal low valve；3rd pressure valve is linear scale magnetic valve, and is normal high threshold.
Gearbox shift control system as described above, these, it is preferred to, the quantity of the gear plunger shaft is eight
It is individual.
Gearbox shift control system provided by the invention, realize in the case where inputting any signal, at most can be with
It is linked into a gear, it is therefore prevented that while be linked into two gears and damage gearbox.
Brief description of the drawings
Fig. 1 is the schematic diagram of double clutch gearbox shift control system in the prior art；
Fig. 2 is the schematic diagram of gearbox shift control system provided in an embodiment of the present invention.
Description of reference numerals：
The reversal valves of 1- the first reversal valve the second reversal valves of 2- 3- the 3rd
The reversal valve 5- first pressure valve 6- second pressure valves of 4- the 4th
The pressure valve of the 5th reversal valve 8- selector valves 9- of 7- the 3rd
10- relief valve 11- oil pump 12- filters
13- fuel tanks 14-1 gear plunger shaft 15-2 gear plunger shafts
16-3 gear plunger shaft 17-4 gear plunger shaft 18-5 gear plunger shafts
19-6 gear plunger shaft 20-N gear plunger shaft 21-R gear plunger shafts
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Fig. 2 is the schematic diagram of gearbox shift control system provided in an embodiment of the present invention.
As shown in Fig. 2 the embodiments of the invention provide a kind of gearbox shift control system, including oil pump 11 and several
Hydraulic cylinder, hydraulic cylinder include several gear plunger shafts, and the hydraulic oil provided by oil pump 11 is finally entered in plunger shaft, its
In, gearbox shift control system also includes：
First pressure valve 5, second pressure valve 6, the 3rd pressure valve 9, the first reversal valve 1, the commutation of the second reversal valve the 2, the 3rd
Valve 3, the 4th reversal valve 4, the 5th reversal valve 7 and selector valve 8；The oil-out of the oil-out of first reversal valve 1 and the second reversal valve 2
Connected respectively with gear plunger shaft；The oil-out of 3rd reversal valve 3 and the oil-out of the 4th reversal valve 4 respectively with the first reversal valve
The oil inlet of 1 oil inlet and the second reversal valve 2 connects；First reversal valve 1 and the second reversal valve 2 include the first control mouth respectively
With the second control mouth, the oil-out of the 5th reversal valve 7 connects with the first control mouth and the second control mouth respectively；First pressure valve 5
Oil-out and the oil-out of second pressure valve 6 connect respectively with the oil inlet of the oil inlet of the 3rd reversal valve 3 and the 4th reversal valve 4
It is logical；Oil-out of the oil-out of selector valve 8 respectively with first pressure valve 5 and second pressure valve 6 connects；3rd pressure valve 9 goes out
Oil inlet of the hydraulic fluid port respectively with the 5th reversal valve 7 and selector valve 8 connects；The oil inlet of 3rd pressure valve 9 is fuel-displaced with oil pump 11
Mouth connection.
Gearbox shift control system provided in an embodiment of the present invention includes several gear plunger shafts, specifically, can be with
Including eight gear plunger shafts, specifically, 1 gear plunger shaft 14,2, which keeps off plunger shaft 15,3, keeps off the gear gear of plunger shaft 17,5 of plunger shaft 16,4
Plunger shaft 18,6 keeps off plunger shaft 19, and N gear plunger shafts 20, R gear plunger shafts 21, the gearbox shift control system is in its running
In, the fluid in fuel tank 13 is exported by oil pump 11, and is converted into hydraulic oil by the 3rd pressure valve 9 and is transported in system, is entered
And it is transported to again in the gear plunger shaft of setting；Wherein, the specific control principle of each gear plunger shaft is as follows：
During 1 gear work, second pressure valve 6 works, and fluid enters from the oil inlet of selector valve 8 into 8P, from oil-out 8B2
Outflow, then fluid enter from the oil inlet 6P of second pressure valve 6, flowed out from oil-out 6B, subsequent fluid is from the 3rd reversal valve 3
Oil inlet 3P flow into, flowed out from oil-out 3B1, hereafter fluid enters from the oil inlet 2P1 of the second reversal valve 2, from oil-out 1
Outflow, thus, fluid flow into 1 gear plunger shaft 14 after the second reversal valve 2, and promote piston to move, and realize 1 gear synchronizer
With reference to.
During 2 gear work, the 5th reversal valve 7 and first pressure valve 5 work, from the hydraulic oil of the 3rd pressure valve 9 output from the
The oil inlet 7P of five reversal valves 7 is flowed into, and is flowed out from oil-out 7B, while fluid is from the first control mouth 1A on the first reversal valve 1
Flow into, and promote the first reversal valve 1 to move right, the oil inlet 1P1 on the second reversal valve 2 is connected with oil-out 2；
Meanwhile fluid enters from the oil inlet of selector valve 8 into 8P, flowed out from oil-out 8B1, then fluid is pressed from first
The oil inlet 5P of power valve 5 is flowed into, and is flowed out from oil-out 5B, and subsequent fluid flows into from the oil inlet 4P of the 4th reversal valve 4, from fuel-displaced
Mouthful 4B1 outflow, hereafter fluid flowed into from the oil inlet 1P1 of the first reversal valve 1, flowed out from oil-out 2, thus, fluid is by the
2 gear plunger shafts 15 are flowed into after two reversal valves 2, and promote piston to move, realize the combination of 2 gear synchronizers.
During 3 gear work, second pressure valve 6 works, and fluid enters from the oil inlet of selector valve 8 into 8P, from oil-out 8B2
Outflow, then fluid enter from the oil inlet 6P of second pressure valve 6, flowed out from oil-out 6B, subsequent fluid is from the 3rd reversal valve 3
Oil inlet 3P flow into, flowed out from oil-out 3B2, hereafter fluid enters from the oil inlet 2P2 of the second reversal valve 2, from oil-out 3
Outflow, thus, fluid flow into 3 gear plunger shafts 16 after the second reversal valve 2, and promote piston to move, and realize 3 gear synchronizers
With reference to.
During 4 gear work, first pressure valve 5 works, and fluid enters from the oil inlet of selector valve 8 into 8P, from oil-out 8B1
Outflow, then fluid enter from the oil inlet 5P of first pressure valve 5, flowed out from oil-out 5B, subsequent fluid is from the 4th reversal valve 4
Oil inlet 4P flow into, flowed out from oil-out 4B2, hereafter fluid enters from the oil inlet 1P2 of the first reversal valve 1, from oil-out 4
Outflow, thus, fluid flow into 4 gear plunger shafts 17 after the first reversal valve 1, and promote piston to move, and realize 4 gear synchronizers
With reference to.
During 5 gear work, the 5th reversal valve 7 and second pressure valve 6 work, from the hydraulic oil of the 3rd pressure valve 9 output from the
The oil inlet 7P of five reversal valves 7 is flowed into, and is flowed out from oil-out 7B, while fluid is from the second control mouth 2A on the second reversal valve 2
Flow into, and promote the second reversal valve 2 to move right, the oil inlet 2P1 on the second reversal valve 2 is connected with oil-out 5；
Meanwhile fluid enters from the oil inlet of selector valve 8 into 8P, flowed out from oil-out 8B2, then fluid is pressed from second
The oil inlet 6P of power valve 6 is flowed into, and is flowed out from oil-out 6B, and subsequent fluid flows into from the oil inlet 3P of the 3rd reversal valve 3, from fuel-displaced
Mouthful 3B1 outflow, hereafter fluid flowed into from the oil inlet 2P1 of the second reversal valve 2, flowed out from oil-out 5, thus, fluid is by the
5 gear plunger shafts 18 are flowed into after two reversal valves 2, and promote piston to move, realize the combination of 5 gear synchronizers.
During 6 gear work, the 5th reversal valve 7 and first pressure valve 5 work, from the hydraulic oil of the 3rd pressure valve 9 output from the
The oil inlet 7P of five reversal valves 7 is flowed into, and is flowed out from oil-out 7B, while fluid is from the first control mouth 1A on the first reversal valve 1
Flow into, and promote the first reversal valve 1 to move right, the oil inlet 1P2 on the second reversal valve 2 is connected with oil-out 6；
Meanwhile fluid enters from the oil inlet of selector valve 8 into 8P, flowed out from oil-out 8B1, then fluid is pressed from first
The oil inlet 5P of power valve 5 is flowed into, and is flowed out from oil-out 5B, and subsequent fluid flows into from the oil inlet 4P of the 4th reversal valve 4, from fuel-displaced
Mouthful 4B2 outflow, hereafter fluid flowed into from the oil inlet 1P2 of the first reversal valve 1, flowed out from oil-out 6, thus, fluid is by the
6 gear plunger shafts 19 are flowed into after two reversal valves 2, and promote piston to move, realize the combination of 6 gear synchronizers.
When N keeps off work, the 5th reversal valve 7 and second pressure valve 6 work, from the hydraulic oil of the 3rd pressure valve 9 output from the
The oil inlet 7P of five reversal valves 7 is flowed into, and is flowed out from oil-out 7B, while fluid is from the second control mouth 2A on the second reversal valve 2
Flow into, and promote the second reversal valve 2 to move right, the oil inlet 2P2 on the second reversal valve 2 is connected with oil-out N；
Meanwhile fluid enters from the oil inlet of selector valve 8 into 8P, flowed out from oil-out 8B2, then fluid is pressed from second
The oil inlet 6P of power valve 6 is flowed into, and is flowed out from oil-out 6B, and subsequent fluid flows into from the oil inlet 3P of the 3rd reversal valve 3, from fuel-displaced
Mouthful 3B2 outflow, hereafter fluid flowed into from the oil inlet 2P2 of the second reversal valve 2, flowed out from oil-out N, thus, fluid is by the
N gear plunger shafts 20 are flowed into after two reversal valves 2, and promote piston to move, realize the combination of N gear synchronizers.
When R keeps off work, first pressure valve 5 works, and fluid enters from the oil inlet of selector valve 8 into 8P, from oil-out 8B1
Outflow, then fluid enter from the oil inlet 5P of first pressure valve 5, flowed out from oil-out 5B, subsequent fluid is from the 4th reversal valve 4
Oil inlet 4P flow into, flowed out from oil-out 4B1, hereafter fluid enters from the oil inlet 1P1 of the first reversal valve 1, from oil-out R
Outflow, thus, fluid flow into R gear plunger shafts 21 after the first reversal valve 1, and promote piston to move, and realize R gear synchronizers
With reference to.
Thus, gearbox shift control system provided in an embodiment of the present invention, realizes the interlocking between each gear, ensure that
The information no matter inputted can ensure at most be linked into one of gear to whether wrong.
It is understood that gearbox shift control system provided in an embodiment of the present invention, it is double to can apply to " 6+R " gear
The control of clutch transmission, if desired for gear extension is realized, N therein can be kept off and be changed to 7 gears, you can realize " 7+R " gear
The control of double clutch gearbox.
It should be noted that the first reversal valve 1 and the second reversal valve 2 are two eight logical mechanical slide valves, it can pass through
Hydraulic oil opens and closes to control；3rd reversal valve 3 and the 4th reversal valve 4 are two position four-way solenoid valves, the 5th reversal valve 7
It is two-bit triplet magnetic valve with selector valve 8, first pressure valve 5, the pressure valve 9 of second pressure valve 6 and the 3rd are magnetic valve, electricity
Magnet valve can be electrically connected with TCU controllers, and the opening and closing of each valve are controlled by TCU controllers.
Further, first pressure valve 5 and second pressure valve 6 can be linear scale magnetic valve, and be normal low valve；The
Three pressure valve 9 can be linear scale magnetic valve, and be normal high threshold, the fluid that oil pump 11 exports can be converted into hydraulic oil,
To meet the pressure of the control to the first control mouth and the second control mouth.
Further, gearbox shift control system provided in an embodiment of the present invention can also include filter 1212, mistake
Filter 1212 is arranged between the fuel tank 13 of automobile and oil pump 11, can the advance impurity crossed in inlet box 13.
Further, gearbox shift control system provided in an embodiment of the present invention can also include relief valve 10, and this is let out
Pressure valve 10 is arranged between the oil-out of oil pump 11 and the oil return opening of oil pump 11, when the pressure in system is set more than relief valve 10
During pressure, that is, pressure release is automatically turned on the pressure in guarantee system.
Gearbox shift control system provided in an embodiment of the present invention, realize in the case where inputting any signal, extremely
A gear can be linked into more, it is therefore prevented that while be linked into two gears and damage gearbox.
Construction, feature and the action effect of the present invention, above institute is described in detail according to the embodiment shown in schema above
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention
Want made change, or be revised as the equivalent embodiment of equivalent variations, when still without departing from specification and illustrating covered spirit,
All should be within the scope of the present invention.
Claims (5)
1. a kind of gearbox shift control system, including oil pump and several hydraulic cylinders, the hydraulic cylinder include several gears
Plunger shaft, the hydraulic oil provided by the oil pump are finally entered in the plunger shaft, it is characterised in that the gearbox gear
Control system also includes：
First pressure valve, second pressure valve, the 3rd pressure valve, the first reversal valve, the second reversal valve, the 3rd reversal valve, the 4th change
To valve, the 5th reversal valve and selector valve；
The oil-out of the oil-out of first reversal valve and second reversal valve connects with the gear plunger shaft respectively；
The oil-out of 3rd reversal valve connects with the oil inlet of first reversal valve, the oil-out of the 4th reversal valve and institute
State the oil inlet connection of the second reversal valve；
First reversal valve includes the first control mouth and the second control mouth, the 5th commutation respectively with second reversal valve
The oil-out of valve connects with first control mouth and second control mouth respectively；
The oil-feed with the 3rd reversal valve respectively of the oil-out of the oil-out of the first pressure valve and the second pressure valve
Mouth connects with the oil inlet of the 4th reversal valve；
The oil-out of the selector valve connects with the oil-out of the first pressure valve and the oil-out of the second pressure valve respectively
It is logical；
The oil-out of 3rd pressure valve connects with the oil inlet of the 5th reversal valve and the oil inlet of selector valve respectively；
The oil inlet of 3rd pressure valve connects with the oil-out of oil pump；
First reversal valve and second reversal valve are two eight logical mechanical slide valves, the 3rd reversal valve and described the
Four reversal valves are two position four-way solenoid valves, and the 5th reversal valve and the selector valve are two-bit triplet magnetic valve, described
First pressure valve, the second pressure valve and the 3rd pressure valve are magnetic valve.
2. gearbox shift control system according to claim 1, it is characterised in that also including filter, the filtering
Device is arranged between the fuel tank of automobile and the oil pump.
3. gearbox shift control system according to claim 1, it is characterised in that also including relief valve, the pressure release
Valve is arranged between the oil-out of the oil pump and the oil return opening of the oil pump.
4. gearbox shift control system according to claim 1, it is characterised in that the first pressure valve and described
Two pressure valve are linear scale magnetic valve, and are normal low valve；3rd pressure valve is linear scale magnetic valve, and is often height
Valve.
5. gearbox shift control system according to claim 1, it is characterised in that the quantity of the gear plunger shaft is
Eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610852813.2A CN106224538B (en) | 2016-09-26 | 2016-09-26 | Gearbox shift control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610852813.2A CN106224538B (en) | 2016-09-26 | 2016-09-26 | Gearbox shift control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106224538A CN106224538A (en) | 2016-12-14 |
| CN106224538B true CN106224538B (en) | 2018-03-13 |
Family
ID=58077260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610852813.2A Active CN106224538B (en) | 2016-09-26 | 2016-09-26 | Gearbox shift control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106224538B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692233B (en) * | 2020-05-29 | 2022-01-07 | 钦州绿传科技有限公司 | Hydraulic system and control method thereof |
| CN113606334B (en) * | 2021-08-09 | 2023-02-21 | 中国铁建重工集团股份有限公司 | Gearbox gear shifting hydraulic system and gearbox gear shifting hydraulic control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1400733A2 (en) * | 2002-09-18 | 2004-03-24 | Volkswagen Aktiengesellschaft | Hydraulic control apparatus of a double clutch gearbox |
| CN101858431A (en) * | 2010-04-17 | 2010-10-13 | 浙江吉利汽车研究院有限公司 | Hydraulic device for gear shift of double-clutch automatic transmission |
| CN201636309U (en) * | 2010-03-25 | 2010-11-17 | 浙江吉利汽车研究院有限公司 | Dual clutch automatic transmission with two-stage pressure regulating hydraulic system control device |
| DE102010032657A1 (en) * | 2009-08-06 | 2011-02-10 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulic system control |
| CN105134939A (en) * | 2014-06-04 | 2015-12-09 | 上海通用汽车有限公司 | Electronic hydraulic control system and clutch gearbox system with same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4846291B2 (en) * | 2005-07-27 | 2011-12-28 | 富士重工業株式会社 | Hydraulic control device for automatic transmission |
-
2016
- 2016-09-26 CN CN201610852813.2A patent/CN106224538B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1400733A2 (en) * | 2002-09-18 | 2004-03-24 | Volkswagen Aktiengesellschaft | Hydraulic control apparatus of a double clutch gearbox |
| DE102010032657A1 (en) * | 2009-08-06 | 2011-02-10 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulic system control |
| CN201636309U (en) * | 2010-03-25 | 2010-11-17 | 浙江吉利汽车研究院有限公司 | Dual clutch automatic transmission with two-stage pressure regulating hydraulic system control device |
| CN101858431A (en) * | 2010-04-17 | 2010-10-13 | 浙江吉利汽车研究院有限公司 | Hydraulic device for gear shift of double-clutch automatic transmission |
| CN105134939A (en) * | 2014-06-04 | 2015-12-09 | 上海通用汽车有限公司 | Electronic hydraulic control system and clutch gearbox system with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106224538A (en) | 2016-12-14 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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Inventor after: Wang Zhonghua Inventor after: Yang Shixian Inventor after: Zheng Haibing Inventor before: Wang Zhonghua Inventor before: Yang Shixian Inventor before: Sun Jiangping Inventor before: Wang Miao |
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