CN201992052U - Double-clutch control device for double-clutch automatic gearbox - Google Patents
Double-clutch control device for double-clutch automatic gearbox Download PDFInfo
- Publication number
- CN201992052U CN201992052U CN2011201199207U CN201120119920U CN201992052U CN 201992052 U CN201992052 U CN 201992052U CN 2011201199207 U CN2011201199207 U CN 2011201199207U CN 201120119920 U CN201120119920 U CN 201120119920U CN 201992052 U CN201992052 U CN 201992052U
- Authority
- CN
- China
- Prior art keywords
- clutch
- valve
- safety valve
- pressure controlled
- oil
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to a double-clutch control device for a double-clutch automatic gearbox. The system comprises a first clutch hydraulic cylinder, a second clutch hydraulic cylinder, a first clutch safety valve, a second clutch safety valve, a first clutch pressure control valve, a second clutch pressure control valve, a first energy accumulator and a second energy accumulator which are connected through pipelines, wherein both the first clutch safety valve and the second clutch safety valve are switching valves; and both the first clutch pressure control valve and the second clutch pressure control valve are proportional electromagnetic valves. The double-clutch control device is simple to control. The electromagnetic valves are directly adopted to control the system, so that the response speed is high. In the control process of clutches, two normally-closed switching valves are increased; and when the clutch pressure control valves are failed at the working positions, the switching valves are directly switched off, so that clutch pressure oil flows back to an oil bottom shell through the switching valves to ensure the driving safety.
Description
Technical field
The utility model belongs to the automobile gearbox technical field, be specifically related to be used for the double-clutch automatic speed-change case the double clutch control gear.
Background technique
Typical dual-clutch transmission transmission device is by two coaxial nested or clutches of being arranged in parallel, two input shafts of coaxial, inside and outside nested arrangement, two output shafts that are arranged in parallel are arranged in a plurality of synchromesh gears on the output shaft, a plurality of selector fork and 1 differential mechanism and form.Speed changer is strange, even number retaining input gear is arranged on two input shafts, and switching and the action of different synchronizer by two clutches realize torque conversion and output via different output shafts.And the double clutch hydraulic control system refers to the control signal of accepting TCU, the action of controlling two clutches and selector fork final controlling element by various final controlling element adjusting oil liquid pressures, flow and direction realizes various functions such as speed changer shifting, satisfy the automatic demand for control of vehicle, wherein the control of double clutch is that the key component of whole HYDRAULIC CONTROL SYSTEM also is the control difficult point.
The control gear of present double clutch adopts pressure controlled valve directly to control more, safety control risk height.
Summary of the invention
In order to realize that system control strategy is more excellent, system is safer, improve the drive safety of car load, the utility model provides a kind of double clutch control gear that is used for the double-clutch automatic speed-change case of new structure.
The technical solution that realizes above-mentioned purpose is as follows:
The double clutch control gear that is used for the double-clutch automatic speed-change case, comprise first clutch oil hydraulic cylinder 1 and second clutch oil hydraulic cylinder 2, also comprise first clutch safety valve 3, second clutch safety valve 4, first clutch pressure controlled valve 5, second clutch pressure controlled valve 6, first accumulator 7 and second accumulator 8, first sensor 9 and second sensor 10.Wherein first clutch safety valve 3 and second clutch safety valve 4 are switch valve, and first clutch pressure controlled valve 5 and second clutch pressure controlled valve 6 are proportional electromagnetic valve;
The filler opening 3P of described first clutch safety valve 3 and the filler opening 4P of second clutch safety valve 4 and working connection pressure communication;
Described first clutch safety valve 3 oil outlet 3B1 are being communicated with the oil-feed port 5P of first clutch pressure controlled valve 5, and the return opening 3T of first clutch safety valve 3 communicates with fuel tank;
The oil outlet 5B of described first clutch pressure controlled valve 5 is divided into three the tunnel, one the tunnel is being communicated with first clutch oil hydraulic cylinder 1, pipeline between first clutch pressure controlled valve 5 and the first clutch oil hydraulic cylinder 1 is provided with first pressure transducer 9 and first accumulator 7, the second tunnel feedback is communicated to the right-hand member control mouthful 5A of first clutch pressure controlled valve 5, the pressure of dynamic adjustments oil outlet 5B, Third Road communicates with first clutch safety valve 3 oil outlet 3B2, and the return opening 5T of first clutch pressure controlled valve 5 communicates with fuel tank;
The oil outlet 4B1 of described second clutch safety valve 4 is being communicated with the oil-feed port 6P of second clutch pressure controlled valve 6, and the return opening 4T of second clutch safety valve 4 communicates with fuel tank;
The oil outlet 6B of described second clutch pressure controlled valve 6 is divided into three the tunnel, one the tunnel is being communicated with second clutch oil hydraulic cylinder 2, pipeline between second clutch pressure controlled valve 6 and the second clutch oil hydraulic cylinder 2 is provided with second pressure transducer 10 and second accumulator 8, the second tunnel feedback is communicated to the right-hand member control mouthful 6A of second clutch pressure controlled valve 6, the pressure of dynamic adjustments oil outlet 6B, Third Road communicates with second clutch safety valve 4 oil outlet 4B2, and the return opening 6T of second clutch pressure controlled valve 6 communicates with fuel tank;
Described first clutch oil hydraulic cylinder 1 and second clutch oil hydraulic cylinder 2 are common spring return single action piston oil hydraulic cylinder.
Useful technique effect of the present utility model embodies in the following areas:
1, the double clutch control gear of double-clutch automatic speed-change case provided by the utility model adopts 2 proportional electromagnetic valves altogether, 2 switch valves, and control is simple, adopts direct electromagnetic valve controlling system speed of response fast;
2, the double clutch control gear of double-clutch automatic speed-change case provided by the utility model, in the time of Clutch Control, increase by two normally closed switch valves, when clutch pressure control valve lost efficacy in the working position, directly cut off switch valve, make clutch pressure oil flow back to oil sump and guarantee drive safety.
Description of drawings
Fig. 1 is the utility model structural representation,
Sequence number is as follows among Fig. 1: 1, first clutch oil hydraulic cylinder 2, second clutch oil hydraulic cylinder 3, first clutch safety valve (two position four-way solenoid valves) 4, second clutch safety valve (two position four-way solenoid valves) 5, first clutch pressure controlled valve (two-bit triplet solenoid valve) 6, second clutch pressure controlled valve (two-bit triplet solenoid valve) 7, first accumulator 8, second accumulator 9, first pressure transducer 10, second pressure transducer.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described by embodiment.
Embodiment:
Referring to Fig. 1, the double clutch control gear that is used for the double-clutch automatic speed-change case comprises first clutch oil hydraulic cylinder 1, second clutch oil hydraulic cylinder 2, first clutch safety valve 3, second clutch safety valve 4, first clutch pressure controlled valve 5, second clutch pressure controlled valve 6, first accumulator 7 and second accumulator 8, first sensor 9, second sensor 10.Wherein first clutch safety valve 3 and second clutch safety valve 4 are switch valve, and first clutch pressure controlled valve 5 and second clutch pressure controlled valve 6 are proportional electromagnetic valve;
The filler opening 3P of first clutch safety valve 3 and the filler opening 4P of second clutch safety valve 4 and working connection pressure communication;
The first oil outlet 3B1 of first clutch safety valve 3 is being communicated with the oil-feed port 5P of first clutch pressure controlled valve 5, and the return opening 3T of first clutch safety valve 3 communicates with fuel tank.
The oil outlet 5B of first clutch pressure controlled valve 5 is divided into three the tunnel, one the tunnel is being communicated with first clutch oil hydraulic cylinder 1, pipeline between first clutch pressure controlled valve 5 and the first clutch oil hydraulic cylinder 1 is provided with first accumulator 7 and first pressure transducer 9, the second tunnel feedback is communicated to the right-hand member control mouthful 5A of first clutch pressure controlled valve 5, the pressure of dynamic adjustments oil outlet 5B, Third Road communicates with the second oil outlet 3B2 of first clutch safety valve 3, and the return opening 5T of first clutch pressure controlled valve 5 communicates with fuel tank;
The first oil outlet 4B1 of second clutch safety valve 4 is being communicated with the oil-feed port 6P of second clutch pressure controlled valve 6, and the return opening 4T of second clutch safety valve 4 communicates with fuel tank.
The oil outlet 6B of second clutch pressure controlled valve 6 is divided into three the tunnel, one the tunnel is being communicated with second clutch oil hydraulic cylinder 2, pipeline between second clutch pressure controlled valve 6 and the second clutch oil hydraulic cylinder 2 is provided with second accumulator 8 and second pressure transducer 10, the second tunnel feedback is communicated to the right-hand member control mouthful 6A of second clutch pressure controlled valve 6, the pressure of dynamic adjustments oil outlet 6B, Third Road communicates with the second oil outlet 4B2 of second clutch safety valve 4, and the return opening 6T of second clutch pressure controlled valve 6 communicates with fuel tank.
Working principle of the present utility model is as follows:
First clutch working condition: referring to Fig. 1, pressure oil comes out to flow through the oil-feed port 3P of first clutch safety valve 3 to the first oil outlet 3B1 of first clutch safety valve 3 from working connection, flow to the oil-feed port 5P of first clutch pressure proportioning valve 5, oil outlet 5B by first clutch pressure controlled valve 5, flow to first clutch oil hydraulic cylinder 1, give pressure feedback of control mouth 5A of first clutch pressure controlled valve 5 simultaneously, first clutch engages, five retaining work, first pressure transducer 9 is monitored first clutch pressure oil pressure constantly, and the compression shock of first accumulator, 7 absorption Clutch Control oil circuits guarantees that first clutch control oil channel variation in pressure is steady simultaneously; The pressure of the joint of above-mentioned control section major control first clutch.
Second clutch working condition: referring to Fig. 1, pressure oil comes out to flow through the oil-feed port 4P of second clutch safety valve 4 to the first oil outlet 4B1 of second clutch safety valve 4 from working connection, flow to the oil-feed port 6P of second clutch pressure proportioning valve 6, oil outlet 6B by second clutch pressure controlled valve 6, flow to second clutch oil hydraulic cylinder 2, give pressure feedback of control mouth 6A of second clutch pressure controlled valve 6 simultaneously, second clutch engages, six retaining work, second pressure transducer 10 is monitored second clutch pressure oil pressure constantly, and the compression shock of second accumulator, 8 absorption Clutch Control oil circuits guarantees that second clutch control oil channel variation in pressure is steady simultaneously; The pressure of the joint of above-mentioned control section major control second clutch.
The following describes of the safety protection effect of the utility model system to first clutch and second clutch.
Safety protection about first clutch: referring to Fig. 1, when first clutch in running order, this moment is because the needs of gearshift, first clutch is thrown off, but clamping stagnation takes place in first clutch pressure controlled valve 5, and the oil-feed port 5P of first clutch pressure controlled valve 5 is communicated with oil outlet 5B always; Disconnect 3 power supplies of first clutch safety valve, the oil-feed port 3P of first clutch safety valve 3 is not communicated with the first oil outlet 3B1, pressure oil in the first clutch oil hydraulic cylinder 1 passes through the second oil outlet 3B2 of first clutch safety valve 3 from return opening 3T earial drainage oil sump tank, and first clutch is thrown off.
Safety protection about second clutch: referring to Fig. 1, when second clutch in running order, this moment is because the needs of gearshift, must make its disengagement of second clutch, but clamping stagnation takes place in second clutch pressure controlled valve 6, and the oil-feed port 6P of second clutch pressure controlled valve 6 is communicated with oil outlet 6B always; Disconnect 4 power supplies of second clutch safety valve, the oil-feed port 4P of second clutch safety valve 4 is not communicated with the first oil outlet 4B1, pressure oil in the second clutch oil hydraulic cylinder 2 passes through the second oil outlet 4B2 of second clutch safety valve 4 from return opening 4T earial drainage oil sump tank, and second clutch is thrown off.
Claims (1)
1. the double clutch control gear that is used for the double-clutch automatic speed-change case, comprise first clutch oil hydraulic cylinder (1) and second clutch oil hydraulic cylinder (2), it is characterized in that: also comprise first clutch safety valve (3), second clutch safety valve (4), first clutch pressure controlled valve (5), second clutch pressure controlled valve (6), first accumulator (7) and second accumulator (8), first pressure transducer (9) and second pressure transducer (10); Wherein first clutch safety valve (3) and second clutch safety valve (4) are switch valve, and first clutch pressure controlled valve (5) and second clutch pressure controlled valve (6) are proportional electromagnetic valve;
The filler opening 4P of the filler opening 3P of described first clutch safety valve (3) and second clutch safety valve (4) and working connection pressure communication;
Described first clutch safety valve (3) oil outlet 3B1 is being communicated with the oil-feed port 5P of first clutch pressure controlled valve (5), and first clutch safety valve (3) return opening 3T communicates with fuel tank;
The oil outlet 5B of described first clutch pressure controlled valve (5) is divided into three the tunnel, one the tunnel is being communicated with first clutch oil hydraulic cylinder (1), pipeline between first clutch pressure controlled valve (5) and the first clutch oil hydraulic cylinder (1) is provided with first accumulator (7) and first pressure transducer (9), the second tunnel feedback is communicated to the right-hand member control mouthful 5A of first clutch pressure controlled valve (5), the pressure of dynamic adjustments oil outlet 5B, Third Road communicates with first clutch safety valve (3) oil outlet 3B2, and the return opening 5T of first clutch pressure controlled valve (5) communicates with fuel tank;
The oil outlet 4B1 of described second clutch safety valve (4) is being communicated with the oil-feed port 6P of second clutch pressure controlled valve (6), and the return opening 4T of second clutch safety valve (4) communicates with fuel tank;
The oil outlet 6B of described second clutch pressure controlled valve (6) is divided into three the tunnel, one the tunnel is being communicated with second clutch oil hydraulic cylinder (2), pipeline between second clutch pressure controlled valve (6) and the second clutch oil hydraulic cylinder (2) is provided with second accumulator (8) and second pressure transducer (10), the second tunnel feedback is communicated to the right-hand member control mouthful 6A of second clutch pressure controlled valve (6), the pressure of dynamic adjustments oil outlet 6B, Third Road communicates with second clutch safety valve (4) oil outlet 4B2, and the return opening 6T of second clutch pressure controlled valve (6) communicates with fuel tank;
Described first clutch oil hydraulic cylinder (1) and second clutch oil hydraulic cylinder (2) are common spring return single action piston oil hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201199207U CN201992052U (en) | 2011-04-22 | 2011-04-22 | Double-clutch control device for double-clutch automatic gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201199207U CN201992052U (en) | 2011-04-22 | 2011-04-22 | Double-clutch control device for double-clutch automatic gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201992052U true CN201992052U (en) | 2011-09-28 |
Family
ID=44668542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201199207U Expired - Fee Related CN201992052U (en) | 2011-04-22 | 2011-04-22 | Double-clutch control device for double-clutch automatic gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201992052U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542016A (en) * | 2013-10-25 | 2014-01-29 | 天津同步动力科技有限公司 | Normally-opened clutch actuator mechanism and control system and control method |
| CN104343959A (en) * | 2013-07-23 | 2015-02-11 | 重庆长安汽车股份有限公司 | Hydraulic control device for dual-clutch automatic transmission |
| CN105240422A (en) * | 2015-11-16 | 2016-01-13 | 安徽江淮汽车股份有限公司 | Hydraulic control system of clutch |
| CN105257729A (en) * | 2015-11-16 | 2016-01-20 | 安徽江淮汽车股份有限公司 | Hydraulic control system of clutch |
| CN105736691A (en) * | 2014-12-11 | 2016-07-06 | 上海汽车集团股份有限公司 | Dual clutch transmission, hydraulic control system and control method for clutch engagement |
| CN108131401A (en) * | 2018-01-16 | 2018-06-08 | 联合汽车电子有限公司 | The hydraulic control system and control method of a kind of clutch |
| CN108302079A (en) * | 2018-04-04 | 2018-07-20 | 徐工集团工程机械股份有限公司科技分公司 | A kind of gearbox dynamic output control system and control method |
-
2011
- 2011-04-22 CN CN2011201199207U patent/CN201992052U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343959A (en) * | 2013-07-23 | 2015-02-11 | 重庆长安汽车股份有限公司 | Hydraulic control device for dual-clutch automatic transmission |
| CN103542016A (en) * | 2013-10-25 | 2014-01-29 | 天津同步动力科技有限公司 | Normally-opened clutch actuator mechanism and control system and control method |
| CN103542016B (en) * | 2013-10-25 | 2016-04-20 | 天津同步动力科技有限公司 | A kind of normally open clutch actuator and control system and controlling method |
| CN105736691A (en) * | 2014-12-11 | 2016-07-06 | 上海汽车集团股份有限公司 | Dual clutch transmission, hydraulic control system and control method for clutch engagement |
| CN105736691B (en) * | 2014-12-11 | 2018-03-30 | 上海汽车集团股份有限公司 | The control method that clutch combines in a kind of double-clutch speed changer |
| CN105240422A (en) * | 2015-11-16 | 2016-01-13 | 安徽江淮汽车股份有限公司 | Hydraulic control system of clutch |
| CN105257729A (en) * | 2015-11-16 | 2016-01-20 | 安徽江淮汽车股份有限公司 | Hydraulic control system of clutch |
| CN105257729B (en) * | 2015-11-16 | 2018-11-16 | 安徽江淮汽车集团股份有限公司 | A kind of clutch fluid pressure control system |
| CN108131401A (en) * | 2018-01-16 | 2018-06-08 | 联合汽车电子有限公司 | The hydraulic control system and control method of a kind of clutch |
| CN108131401B (en) * | 2018-01-16 | 2024-04-26 | 联合汽车电子有限公司 | Hydraulic control system and control method of clutch |
| CN108302079A (en) * | 2018-04-04 | 2018-07-20 | 徐工集团工程机械股份有限公司科技分公司 | A kind of gearbox dynamic output control system and control method |
| CN108302079B (en) * | 2018-04-04 | 2023-08-11 | 徐工集团工程机械股份有限公司科技分公司 | Gearbox power output control system and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201992052U (en) | Double-clutch control device for double-clutch automatic gearbox | |
| CN102230533B (en) | Hydraulic control system for dual-clutch automatic transmission | |
| CN102230534B (en) | Hydraulic control system for double-clutch automatic gearbox | |
| CN201561118U (en) | Dual-clutch gearbox gear shifting hydraulic control loop | |
| CN102345733A (en) | Hydraulic control of a dual clutch transmission | |
| CN102562968B (en) | Automatic transmission driving device for unpowered interrupted gear-shifting and gear-shifting control method thereof | |
| CN201973228U (en) | Hydraulic control system used for automatic double-clutch transmission | |
| CN101709777A (en) | Shift hydraulic control circuit of dual-clutch gearbox | |
| CN102792068A (en) | Automatic transmission control device | |
| CN105134939A (en) | Electronic hydraulic control system and clutch gearbox system with same | |
| CN105370877A (en) | Mining vehicle transmission control system | |
| CN104343959A (en) | Hydraulic control device for dual-clutch automatic transmission | |
| CA2578888A1 (en) | Transmission for vehicle | |
| CN203743410U (en) | Double-clutch automatic transmission hydraulic control system and corresponding transmission and automobile | |
| CN201973227U (en) | Hydraulic control system for double-clutch automatic gear box | |
| CN203670743U (en) | Dual-clutch automatic transmission hydraulic control system and corresponding transmission and automobile | |
| CN100451402C (en) | Hydraulic control system of three freedom degree six speed planetary transmission used for vehicle | |
| CN202579974U (en) | Gear change actuating device of double-clutch speed changer | |
| CN210014003U (en) | Hydraulic control system and front-mounted rear-drive hydraulic automatic gearbox comprising same | |
| CN204114099U (en) | A kind of hydraulic transmission gearbox proportional hydraulic control system for fork truck | |
| CN202812167U (en) | Hydraulic control system capable of buffering L-gear shifting impact in automatic transmission | |
| CN204083197U (en) | Fork truck hydraulic transmission gearbox proportional hydraulic control system | |
| CN204099575U (en) | The proportional hydraulic control system of fork truck hydraulic transmission gearbox | |
| CN206972907U (en) | A kind of gearshift Force control system for offroad vehicle automatic mechanical transmission | |
| CN205001500U (en) | Automatically controlled gearbox hydraulic control device of loader |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: The East Road in Baohe District of Hefei city of Anhui Province, No. 176 230022 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20190422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |