CN204526796U - A kind of hybrid power system hydraulic efficiency pressure system - Google Patents
A kind of hybrid power system hydraulic efficiency pressure system Download PDFInfo
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- CN204526796U CN204526796U CN201520236062.2U CN201520236062U CN204526796U CN 204526796 U CN204526796 U CN 204526796U CN 201520236062 U CN201520236062 U CN 201520236062U CN 204526796 U CN204526796 U CN 204526796U
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- efficiency pressure
- hydraulic efficiency
- pressure system
- gear box
- oil
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- 238000005461 lubrication Methods 0.000 claims abstract description 14
- 239000000446 fuel Substances 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 description 52
- 239000007788 liquid Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model provides a kind of hybrid power system hydraulic efficiency pressure system, comprise: gear box oil drain pan, gear box hydraulic system, P2 module hydraulic efficiency pressure system and electric oil pump, described gear box hydraulic system and described P2 module hydraulic efficiency pressure system are respectively by described gear box oil drain pan fuel feeding, described electric oil pump is only to described P2 module hydraulic efficiency pressure system fuel feeding, described P2 module hydraulic efficiency pressure system comprises power-transfer clutch and drives oil circuit and clutch lubrication oil circuit, fluid is divided into two-way by described electric oil pump after described gear box oil drain pan pumps, one tunnel enters described power-transfer clutch and drives oil circuit, another road enters described clutch lubrication oil circuit.The utility model can shorten the hybrid electric vehicle design cycle.
Description
Technical field
The utility model relates to field of hybrid electric vehicles, is specifically related to a kind of mixing thing system hydraulic efficiency pressure system.
Background technology
At present, various Technology of Hybrid Electric Vehicle is actively applied in automobile, such as, at application number: 201210008409.9, denomination of invention: disclosed in the Chinese invention patent application of " starting/cut-off clutch for P2 hybrid power system ".Starting/the cut-off clutch of P2 hybrid power system generally integrally module application, is called for short P2 module.Owing to possessing plurality of advantages, in hybrid vehicle, the application of P2 module is more extensive.The power-transfer clutch radical function of P2 module is by motor and combustion engine poweredly transform timely and transmit according to car load demand.And power-transfer clutch is divided into dry type and wet type two kinds." dry type " adopts air cooling way, react sensitiveer, but the wearing and tearing of clutch segment is comparatively serious; Liquid clutch adopts liquid cooling mode to cool, and adopts electric & hydraulic control mode to control power-transfer clutch, so liquid clutch contains a hydraulic efficiency pressure system.
Under normal circumstances, hybrid power P2 module and change speed gear box share a hydraulic efficiency pressure system, and the hydraulic efficiency pressure system namely in change speed gear box is the power-transfer clutch service of change speed gear box and P2 module simultaneously.When designing, fil and oil pump can meet the requirement of gear box hydraulic system and P2 module hydraulic efficiency pressure system two systems; Or, increase an electric oil pump, mechanical oil pump work in accessory gearbox, plays the effect of energy efficiency; P2 module HYDRAULIC CONTROL SYSTEM unit is also integrated in gear box control unit (TCU).This integrated design degree is high, saves space and complete vehicle quality, but this structure is only applicable to again developing a hybrid electric vehicle, and its design cycle is long, and difficulty is comparatively large, is not suitable for hardware and software platform design.When adopting traditional vehicle to increase the technical scheme of P2 module, power system (driving engine and change speed gear box) is more ripe platform, now redesigns hydraulic efficiency pressure system and obviously can extend the design cycle.
Utility model content
The purpose of this utility model be to provide a kind of can Rapid matching tradition vehicle and the hybrid power system hydraulic efficiency pressure system of ripe powertrain platform, thus shorten the design cycle of hybrid vehicle.
For achieving the above object, embodiment of the present utility model provides following technical scheme:
A kind of hybrid power system hydraulic efficiency pressure system, comprise: gear box oil drain pan, gear box hydraulic system, P2 module hydraulic efficiency pressure system and electric oil pump, described gear box hydraulic system and described P2 module hydraulic efficiency pressure system are respectively by described gear box oil drain pan fuel feeding, described electric oil pump is only to described P2 module hydraulic efficiency pressure system fuel feeding, described P2 module hydraulic efficiency pressure system comprises power-transfer clutch and drives oil circuit and clutch lubrication oil circuit, fluid is divided into two-way by described electric oil pump after described gear box oil drain pan pumps, one tunnel enters described power-transfer clutch and drives oil circuit, another road enters described clutch lubrication oil circuit.
Preferably, described electric oil pump comprises gear type pump, drives the motor of described gear type pump and controls the electric machine controller of described motor.
Preferably, blowdown valve is provided with between the oil inlet end of described gear type pump and oil outlet end.
Preferably, described gear box hydraulic system, be respectively equipped with fil between described P2 module hydraulic efficiency pressure system and described gear box oil drain pan.
Preferably, described power-transfer clutch drives in oil circuit and described clutch lubrication oil circuit and is respectively equipped with electromagnetic valve.
Preferably, described power-transfer clutch drives in oil circuit and described clutch lubrication oil circuit and is respectively equipped with pressure sensor.
Preferably, above-mentioned hybrid power system hydraulic efficiency pressure system also comprises hydraulic control unit, and described hydraulic control unit is connected with described pressure sensor and described electromagnetic valve.
The utility model adopts separately a set of electric oil pump to get oil also only to P2 module hydraulic efficiency pressure system fuel feeding from gear box oil drain pan, independent of gear box hydraulic system, do not relate to the changing of design of change speed gear box and driving engine, do not need the oil pump design adjusting gear box hydraulic system, be therefore applicable to the hybrid vehicle exploitation adopting ripe platform yet.
Further, motor-driven gear pump easily realizes electric machine control, thus regulates the fuel feeding demand of P2 module hydraulic efficiency pressure system in conjunction with car load demand, and efficiency is higher.
Further, blowdown valve can protect the safety of electric oil pump and hydraulic efficiency pressure system.
Accompanying drawing explanation
Next will be described in further detail embodiment of the present utility model by reference to the accompanying drawings, wherein:
Fig. 1 is the structural representation of the hybrid power system hydraulic efficiency pressure system of embodiment of the present utility model.
Description of symbols in figure: the first fil 1, gear type pump 2, motor 3, first electromagnetic valve 4, second electromagnetic valve 5, first pressure sensor 6, second pressure sensor 7, hydraulic control unit 8, blowdown valve 9, gear box hydraulic system 10, final cleaner 11, gear box oil drain pan 12, electric oil pump 13, electric machine controller 14, power-transfer clutch 15.
Detailed description of the invention
With reference to figure 1, the hybrid power system hydraulic efficiency pressure system of the present embodiment mainly comprises gear box oil drain pan 12, gear box hydraulic system 10, P2 module hydraulic efficiency pressure system and electric oil pump 13.Gear box hydraulic system 10 and P2 module hydraulic efficiency pressure system are respectively by gear box oil drain pan 12 fuel feeding, and between gear box hydraulic system 10 and P2 module hydraulic efficiency pressure system, be provided with the first fil 1 clean fluid, between gear box hydraulic system 10 and gear box oil drain pan 12, be provided with final cleaner 11 clean fluid.Electric oil pump 13 is a set of independent oil pump, only to P2 module hydraulic efficiency pressure system fuel feeding, and does not affect the oil pump of gear box hydraulic system 10.Fluid is divided into two-way by electric oil pump 13 after gear box oil drain pan 12 pumps, the power-transfer clutch that one tunnel first electromagnetic valve 4 enters P2 module hydraulic efficiency pressure system drives oil circuit, combination/the disconnection of power-transfer clutch 15 provides propulsive effort, another road second electromagnetic valve 5 enters clutch lubrication oil circuit, for power-transfer clutch 15 inside provides lubrication.That is, in the present embodiment, what P2 module hydraulic efficiency pressure system adopted is independently oil pump, at the changing of design by not relating to change speed gear box and driving engine during the ripe platform intergration of P2 module and existing vehicle, do not need the original oil pump design adjusting gear box hydraulic system 10, be therefore applicable to the hybrid vehicle exploitation adopting ripe platform yet.
In the present embodiment, electric oil pump 13 comprises gear type pump 2, the motor 3 of driving gear pump 2 and the electric machine controller 14 of control motor.Electric machine controller according to car load demand, by adjusting the rotating speed of motor 3 and moment of torsion, thus the pressure of regulating tooth wheel pump 2 and flow.Between the oil inlet end and oil outlet end of gear type pump 2, be provided with blowdown valve 9, the response pressure of setting blowdown valve 9, to ensure, when pressure exceedes limit value, to make uninstalling system pressure, to protect gear type pump 2 and security of system.In clutch lubrication oil circuit, be provided with the first pressure sensor 6, drive in oil circuit at power-transfer clutch and be provided with the second pressure sensor 7, oil circuit pressure carries out detecting and feeding back.First pressure sensor 6, second pressure sensor 7, first electromagnetic valve 4 is all connected with hydraulic control unit 8 with the second electromagnetic valve 5, the lubricating oil that electric oil pump 13 pumps into distributes by hydraulic control unit 8, drives oil circuit fuel feeding according to power-transfer clutch 15 work requirements to clutch lubrication oil circuit and power-transfer clutch.Unnecessary lubricating oil is got back in gear box oil drain pan 12 by the passage such as oil circuit and hydraulic fluid port again, realizes circulation.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art can easily modify to described embodiment and change, but do not leave essential idea of the present utility model and scope.
Claims (7)
1. a hybrid power system hydraulic efficiency pressure system, it is characterized in that, comprise: gear box oil drain pan, gear box hydraulic system, P2 module hydraulic efficiency pressure system and electric oil pump, described gear box hydraulic system and described P2 module hydraulic efficiency pressure system are respectively by described gear box oil drain pan fuel feeding, described electric oil pump is only to described P2 module hydraulic efficiency pressure system fuel feeding, described P2 module hydraulic efficiency pressure system comprises power-transfer clutch and drives oil circuit and clutch lubrication oil circuit, fluid is divided into two-way by described electric oil pump after described gear box oil drain pan pumps, one tunnel enters described power-transfer clutch and drives oil circuit, another road enters described clutch lubrication oil circuit.
2. hybrid power system hydraulic efficiency pressure system according to claim 1, is characterized in that, described electric oil pump comprises gear type pump, drive the motor of described gear type pump and control the electric machine controller of described motor.
3. hybrid power system hydraulic efficiency pressure system according to claim 2, is characterized in that, is provided with blowdown valve between the oil inlet end of described gear type pump and oil outlet end.
4. hybrid power system hydraulic efficiency pressure system according to claim 1, is characterized in that, described gear box hydraulic system, is respectively equipped with fil between described P2 module hydraulic efficiency pressure system and described gear box oil drain pan.
5. hybrid power system hydraulic efficiency pressure system according to claim 1, is characterized in that, described power-transfer clutch drives in oil circuit and described clutch lubrication oil circuit and is respectively equipped with electromagnetic valve.
6. hybrid power system hydraulic efficiency pressure system according to claim 5, is characterized in that, described power-transfer clutch drives in oil circuit and described clutch lubrication oil circuit and is respectively equipped with pressure sensor.
7. hybrid power system hydraulic efficiency pressure system according to claim 6, is characterized in that, also comprise hydraulic control unit, and described hydraulic control unit is connected with described pressure sensor and described electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236062.2U CN204526796U (en) | 2015-04-17 | 2015-04-17 | A kind of hybrid power system hydraulic efficiency pressure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236062.2U CN204526796U (en) | 2015-04-17 | 2015-04-17 | A kind of hybrid power system hydraulic efficiency pressure system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204526796U true CN204526796U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520236062.2U Expired - Fee Related CN204526796U (en) | 2015-04-17 | 2015-04-17 | A kind of hybrid power system hydraulic efficiency pressure system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255885A (en) * | 2020-02-19 | 2020-06-09 | 滁州易深机械制造有限公司 | Hydraulic system of hybrid power system |
-
2015
- 2015-04-17 CN CN201520236062.2U patent/CN204526796U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255885A (en) * | 2020-02-19 | 2020-06-09 | 滁州易深机械制造有限公司 | Hydraulic system of hybrid power system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
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: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20190417 |