CN202883823U - Automatic hydraulic clutch based on automatic shifting gear box - Google Patents
Automatic hydraulic clutch based on automatic shifting gear box Download PDFInfo
- Publication number
- CN202883823U CN202883823U CN 201220587203 CN201220587203U CN202883823U CN 202883823 U CN202883823 U CN 202883823U CN 201220587203 CN201220587203 CN 201220587203 CN 201220587203 U CN201220587203 U CN 201220587203U CN 202883823 U CN202883823 U CN 202883823U
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- clutch
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- automatically controlled
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Abstract
The utility model relates to an automatic hydraulic clutch based on an automatic shifting gear box. A first interface of a two-position three-way electromagnetic directional valve (4) is connected with an input shaft (3). A second interface of the two-position three-way electromagnetic directional valve (4) is connected with an inner cavity of a clutch box body (1), wherein the clutch box body (1) serves as an oil tank. A third interface of the two-position three-way electromagnetic directional valve (4) is connected with an electric control one-way speed regulating valve (6). A gear pump (7) and an electric control pilot operated compound relief valve (8) are connected with an oil inlet of the electric control one-way speed regulating valve (6). An output shaft (9) is connected with an oil outlet of the electric control pilot operated compound relief valve (8). The first interface and the second interface of the two-position three-way electromagnetic directional valve (4) are respectively connected with an energy accumulator. The third interface of the two-position three-way electromagnetic directional valve (4) is connected with the oil tank. A fourth interface of the two-position three-way electromagnetic directional valve (4) is connected on an oil circuit between the two-position three-way electromagnetic directional valve (4) and the electric control one-way speed regulating valve (6). According to the automatic hydraulic clutch based on the automatic shifting gear box, due to the matching use with the automatic shifting gear box, transmission efficiency is improved, neutral position tackle function is added, and oil consumption of an engine is reduced.
Description
Technical field
The utility model relates to a kind of automatic hydraulic clutch, is specifically related to a kind of automatic hydraulic clutch based on the automatic transmission gearbox,
Be mainly used in supporting the use with the various gearboxes of automobile, engineering machine.
Background technique
Automatic shift gearbox is comprised of fluid torque converter and Powershift transmission.The present China of fluid torque converter uses the deficiency that also has three aspects:: one, the manufacture process requirement of fluid torque converter is very high, and manufacture level directly affects the efficient of transmitted power; Two, fluid torque converter itself is lower than machinery driving efficiency; Three, the size of fluid torque converter transmitting torque directly is subjected to the impact of engine speed.Engine speed high pass moment of torsion is large, and rotating speed underneath drive moment of torsion is little.
The model utility content
Technical problem to be solved in the utility model is: a kind of automatic hydraulic clutch based on the automatic transmission gearbox is provided, be used in conjunction with the automatic transmission gearbox, improve transmission efficiency, increase neutral gear coaster function, reduce engine consumption, to overcome the defective of existing automatic shift gearbox.
The technological scheme that its technical problem that solves the utility model adopts is as follows:
A kind of automatic hydraulic clutch based on the automatic transmission gearbox comprises wet-type hydraulic clutch, described wet-type hydraulic clutch
Comprise the clutch casing, be installed in the clutch housing in the clutch casing, the input shaft that is fixedly connected with clutch housing and is connected with the clutch casing by bearing, also comprise the output shaft that is connected with the clutch casing by bearing, in clutch housing, also be provided with can slippage on input shaft piston, in clutch housing, also be provided with several copper sheets that are connected with output shaft by spline and several steel discs that are connected with the clutch housing inwall by spline, between the inner of output shaft and the piston Returnning spring is installed, it is characterized in that: also comprise two position, three-way electromagnetic change valve, its first interface is connected with input shaft, second interface is connected with inner chamber as the clutch casing of fuel tank, and the 3rd interface is connected with automatically controlled one-way speed-regulating valve; The filler opening of automatically controlled one-way speed-regulating valve is connected with respectively gear pump and automatically controlled precursor overflow valve; The oil outlet of automatically controlled precursor overflow valve is connected with output shaft; Also comprise the two-position four-way solenoid directional control valve, the first interface of two-position four-way electromagnetic switch is connected with the first accumulator, the second interface is connected with the second accumulator, and the 3rd interface connects described fuel tank, and the 4th interface is connected on the oil circuit between two position, three-way electromagnetic change valve and the automatically controlled one-way speed-regulating valve.
Also comprise the control gear for control two position, three-way electromagnetic change valve, automatically controlled one-way speed-regulating valve, automatically controlled precursor overflow valve and two-position four-way solenoid directional control valve.
Good effect of the present utility model is: under the prerequisite that does not affect using effect, improved transmission efficiency, increased simultaneously the function of neutral gear coaster, reduced oil consumption, about fuel-economizing 15-20%.In the situation that also has certain gap of fluid torque converter that the underdeveloped China of mechanical industry produces and developed country, also be a good selection with AHC replacement fluid torque converter.The utlity model has simple in structure, produce and not need very high operation requirements, characteristics that cost is low.
The utility model can be controlled the flow of one-way speed-regulating valve and the pressure of automatically controlled precursor overflow valve by computer, and clutch transmission torque is controlled, and gear shift is more smooth-going under the various states.
Description of drawings
Fig. 1 is structure of the present utility model and working principle schematic diagram.
Embodiment
Further describe the utility model below in conjunction with accompanying drawing and instantiation.
Such as Fig. 1, the utility model comprises wet-type hydraulic clutch, and described wet-type hydraulic clutch comprises clutch casing 1, peace
Be contained in the clutch housing 2 in the clutch casing 1, the input shaft 3 that is fixedly connected with clutch housing 2 and is connected with the clutch casing by bearing, input shaft 3 is for being connected with motor.Also comprise the output shaft 10 that is connected with clutch casing 1 by bearing.Output shaft 10 is used for being connected with gearbox.In clutch housing 2, also be provided with spring bearing, be used for supporting the inner of input shaft 3 and output shaft 10.
In clutch housing 2, also be provided with can slippage on input shaft 3 piston, in clutch housing 2, also be provided with several copper sheets that are connected with output shaft 10 by spline and several steel discs that are connected with clutch housing 2 inwalls by spline.Between the inner of output shaft 10 and the piston Returnning spring is installed.The hydraulic oil that the power that driven plunger is advanced is carried by input shaft 3 is realized.The power that piston retreats is from Returnning spring.Transfer of torque is realized by the friction of steel disc and copper sheet; The size of transmitting torque realizes by the pressure of the hydraulic oil that control inputs axle 3 is carried.
The utility model also comprises two position, three-way electromagnetic change valve 4, and its first interface is connected with input shaft 3, and second interface is connected with inner chamber as the clutch casing 1 of fuel tank, and the 3rd interface is connected with automatically controlled one-way speed-regulating valve 6.The filler opening of automatically controlled one-way speed-regulating valve 6 is connected with respectively gear pump 7 and automatically controlled precursor overflow valve 8.The oil outlet of automatically controlled precursor overflow valve 8 is connected with output shaft 9, is provided for steel disc and copper sheet heat radiation, lubricated hydraulic oil by output shaft 9 to the inner chamber of clutch housing 2.
The utility model also comprises two-position four-way solenoid directional control valve 9, the two-position four-way electromagnetic switch, 9 first interface is connected with the first accumulator 5-1, the second interface is connected with the second accumulator 5-2, the 3rd interface connects fuel tank, and the 4th interface is connected on the oil circuit between two position, three-way electromagnetic change valve 4 and the automatically controlled one-way speed-regulating valve 6.
During two-position four-way solenoid directional control valve 9 dead electricity, the oil circuit conducting between the second accumulator 5-2 and two position, three-way electromagnetic change valve 4 and the automatically controlled one-way speed-regulating valve 6, the first accumulator 5-1 and fuel tank conducting; Two-position four-way solenoid directional control valve 9 the oil circuit conducting between the first accumulator 5-1 and two position, three-way electromagnetic change valve 4 and the automatically controlled one-way speed-regulating valve 6 when electric, the second accumulator 5-2 and fuel tank conducting.
Close when two position, three-way electromagnetic change valve 4 dead electricity, this moment, input shaft 3 oil circuits were communicated with automatically controlled one-way speed-regulating valve 6, and were communicated with one of them accumulator by two-position four-way solenoid directional control valve 9.The clutch combination, the combination force size is by automatically controlled precursor overflow valve 8 controls.The working pressure of input shaft 3 oil circuits changes between the 0-2 MPa.Two position, three-way electromagnetic change valve 4 open when electric, this moment input shaft 3 oil circuits with accumulator and automatically controlled one-way speed-regulating valve 6 between the oil circuit shutoff, input shaft 3 oil circuits are communicated with fuel tank, input shaft 3 oil circuit pressure releases, clutch separation under action of reset spring.
When advancing shelves and gear shift, the clutch cohesive process is: at first accumulator is oil-filled to the clutch plunger chamber, and accumulator is drained the oil simultaneously, and when accumulator discharged oil, piston cavity was full of oil, steel disc, copper sheet combination, but pressure is very little.Then give accumulator oil-filled by automatically controlled one-way speed-regulating valve 6, piston pressure raises gradually in the oil-filled process, and the moment of torsion that clutch transmits increases thereupon gradually, and this process is exactly the process of clutch shift buffering.Regulate the length of buffer time by the uninterrupted of controlling automatically controlled one-way speed-regulating valve 6, the little oil-filled time of flow is long, and the large oil-filled time of flow is short.
One-way valve and automatically controlled precursor overflow valve 8 in the automatically controlled one-way speed-regulating valve 6 are worked in coordination, and realize the required different pressures of system under same state.Such as half way up the mountain starting, snowfield gear shift etc., need moment of torsion hour, can regulate pressure and realize by controlling automatically controlled precursor overflow valve 8.
After gearbox advanced shelves, during each gear shift, the electromagnet DT2 of two-position four-way solenoid directional control valve 9 was switched on or switched off once, give the first accumulator 5-1 or the second accumulator 5-2 once oil-filled, thereby accomplish in the unseparated situation of clutch, to cushion, improved speed and the stationarity of gear shift.
The utility model also comprises the control gear for control two position, three-way electromagnetic change valve 4, automatically controlled one-way speed-regulating valve 6, automatically controlled precursor overflow valve 8 and two-position four-way solenoid directional control valve 9.Described control gear is controlled two position, three-way electromagnetic change valve 4, automatically controlled one-way speed-regulating valve 6, automatically controlled precursor overflow valve 8 and two-position four-way solenoid directional control valve 9 according to the rotating speed of gear shift, gear initial position, in-position, motor, emulation mode etc.
Connect the power supply of two position, three-way electromagnetic change valve 4, clutch separation can realize neutral coaster pattern.
Claims (2)
1. automatic hydraulic clutch based on the automatic transmission gearbox, comprise wet-type hydraulic clutch, described wet-type hydraulic clutch comprises clutch casing (1), be installed in the clutch housing (2) in the clutch casing (1), the input shaft (3) that is fixedly connected with clutch housing (2) and is connected with the clutch casing by bearing, also comprise the output shaft (10) that is connected with clutch casing (1) by bearing, also being provided with in clutch housing (2) can be at the piston of the upper slippage of input shaft (3), in clutch housing (2), also be provided with several copper sheets that are connected with output shaft (10) by spline and several steel discs that are connected with clutch housing (2) inwall by spline, between the inner of output shaft (10) and the piston Returnning spring is installed, it is characterized in that: also comprise two position, three-way electromagnetic change valve (4), its first interface is connected with input shaft (3), second interface is connected with inner chamber as the clutch casing (1) of fuel tank, and the 3rd interface is connected with automatically controlled one-way speed-regulating valve (6); The filler opening of automatically controlled one-way speed-regulating valve (6) is connected with respectively gear pump (7) and automatically controlled precursor overflow valve (8); The oil outlet of automatically controlled precursor overflow valve (8) is connected with output shaft (9); Also comprise two-position four-way solenoid directional control valve (9), the first interface of two-position four-way electromagnetic switch (9) is connected with the first accumulator (5-1), the second interface is connected with the second accumulator (5-2), the 3rd interface connects described fuel tank, and the 4th interface is connected on the oil circuit between two position, three-way electromagnetic change valve (4) and the automatically controlled one-way speed-regulating valve (6).
2. the automatic hydraulic clutch based on the automatic transmission gearbox according to claim 1 is characterized in that: also comprise the control gear for control two position, three-way electromagnetic change valve (4), automatically controlled one-way speed-regulating valve (6), automatically controlled precursor overflow valve (8) and two-position four-way solenoid directional control valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220587203 CN202883823U (en) | 2012-11-09 | 2012-11-09 | Automatic hydraulic clutch based on automatic shifting gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220587203 CN202883823U (en) | 2012-11-09 | 2012-11-09 | Automatic hydraulic clutch based on automatic shifting gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883823U true CN202883823U (en) | 2013-04-17 |
Family
ID=48075254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220587203 Expired - Fee Related CN202883823U (en) | 2012-11-09 | 2012-11-09 | Automatic hydraulic clutch based on automatic shifting gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900783A (en) * | 2012-11-09 | 2013-01-30 | 王云高 | Automatic hydraulic clutch based on automatic transmission gearbox |
| CN105980741A (en) * | 2014-02-14 | 2016-09-28 | 博格华纳公司 | Hydraulic power pack actuator for controlling a manual clutch |
-
2012
- 2012-11-09 CN CN 201220587203 patent/CN202883823U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900783A (en) * | 2012-11-09 | 2013-01-30 | 王云高 | Automatic hydraulic clutch based on automatic transmission gearbox |
| CN105980741A (en) * | 2014-02-14 | 2016-09-28 | 博格华纳公司 | Hydraulic power pack actuator for controlling a manual clutch |
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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: 20130417 Termination date: 20151109 |
|
| EXPY | Termination of patent right or utility model |