CN108644368A - A kind of double clutch hybrid gearbox lubricating systems - Google Patents
A kind of double clutch hybrid gearbox lubricating systems Download PDFInfo
- Publication number
- CN108644368A CN108644368A CN201810795762.3A CN201810795762A CN108644368A CN 108644368 A CN108644368 A CN 108644368A CN 201810795762 A CN201810795762 A CN 201810795762A CN 108644368 A CN108644368 A CN 108644368A
- Authority
- CN
- China
- Prior art keywords
- oil
- clutch
- double clutch
- lubricating
- oil circuit
- 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.)
- Pending
Links
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 17
- 239000003921 oil Substances 0.000 claims abstract description 67
- 238000005461 lubrication Methods 0.000 claims abstract description 55
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000010687 lubricating oil Substances 0.000 claims abstract description 26
- 239000010729 system oil Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000000446 fuel Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004870 electrical engineering Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
Classifications
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0457—Splash lubrication
Abstract
The present invention provides a kind of double clutch hybrid gearbox lubricating systems, including case of transmission, clutch housing, the oil leab being built in case of transmission, fueller, double clutch oil circuit, clutch cavity top lubrication system, electric system oil circuit and electric system lubrication system, the fueller is mounted on the bottom in transmission case body, the fueller can supply lubricating oil to double clutch oil circuit and electric system oil circuit respectively by oil leab, clutch cavity top lubrication system is arranged in the inner radial wall of clutch housing, lubricating oil in the double clutch oil circuit is sprayable on the lubrication system of clutch cavity top, lubricating oil in the electric system oil circuit can form electric system lubrication system after being lubricated cooling to motor in motor collection chamber.The present invention can take into account double clutch lubrication, and speed changer internal lubrication cools down, and simple in structure, and reliability is higher, and lubricating efficiency is high.
Description
Technical field
The invention belongs to transmission technology fields, are specifically related to a kind of double clutch hybrid gearbox lubricating systems.
Background technology
Currently, double clutch hybrid gearboxes are with its superior shift quality, better economy and emission performance, and by
It more and more pays close attention to and favors to people.With the continuous improvement of power performance, the gear of vehicle increases therewith, torque
Increase therewith, thus the thermic load of double clutch hybrid gearboxes is required increasing.But the thermal capacitance of double clutch
Measure it is smaller, make in this way its be easy due to overheat performance decline or failure；In addition, motor gear, transition gear in speed changer
And associated bearings, it is unable to get sufficient lubrication because installation site is higher.Therefore, for double clutch hybrid gearboxes,
Not only to consider the lubrication of double clutch, also to fully consider the lubrication inside speed changer, especially electric system
Lubrication.
A kind of double clutch hybrid power speed changes are disclosed in the specification of Chinese invention patent CN201610544108.6
Device lubrication system, the lubrication system include case of transmission, and side wall is equipped with the clutch housing of oil leab, with clutch housing
The upper end of the oil pump of connection, the outlet of oil pump and the inlet communication of oil leab, speed changer is equipped with transmission gear and and speed changer
The vertical jackshaft of shell pivot joint, is loaded on the motor of case of transmission inside upper part, the motor tooth with the output axis connection of motor
Wheel, the transition gear engaged respectively with motor gear and transmission gear, the lubrication by-path that one end is connect with oil leab, in vertical
Countershaft is equipped with mesoporous, and the other end for lubricating by-path passes through mesoporous to stretch out vertical jackshaft upper end.Double clutch hybrid power speed changes
Device lubrication system can be such that the oil in speed changer reaches and be located at motor gear, transition gear and correlation that transmission upper needs lubricate
It is lubricated at needle bearing, lubricant effect is relatively good.But above-mentioned lubrication system is only with a set of independent lubricating system
Electric system is lubricated, the oil level in speed changer can in this way declined, to reduce the lubrication of the splashing in speed changer；
In addition, the setting of the lubrication system makes the structure in speed changer become complicated, and difficult arrangement, and high energy consumption, lubricating efficiency ratio
It is relatively low.
Invention content
For the above-mentioned prior art, the technical problem to be solved in the present invention is that double clutch profit can be taken into account by providing one kind
Sliding cooling, the cooling of speed changer internal lubrication, and also it is simple in structure, reliability is higher, the high double clutch hybrid powers of lubricating efficiency
Transmission lubrication system.
In order to solve the above technical problems, the present invention provides a kind of double clutch hybrid gearbox lubricating systems, including
Case of transmission, the clutch housing being connect with case of transmission, the oil leab being built in case of transmission, fuel feeding dress
It sets, double clutch oil circuit, clutch cavity top lubrication system, electric system oil circuit and electric system lubrication system, the fuel feeding
Device is mounted on the bottom in the transmission case body, the fueller can by the oil leab respectively to it is described it is double from
Clutch oil circuit and electric system oil circuit supply lubricating oil, and clutch cavity top lubrication system is arranged in the clutch housing
Inner radial wall on, the lubricating oil in the double clutch oil circuit can spray under the action of hydraulic pressure and clutch rotary centrifugal force
Onto clutch cavity top lubrication system, the lubricating oil in the electric system oil circuit is lubricated motor can after cooling
The electric system lubrication system is formed in motor collection chamber.
More preferably, clutch cavity top lubrication system includes that the lubricating oil in the clutch housing can be made to be back to
Oil collection plate, guide groove in the case of transmission and reinforcing rib.
More preferably, the fueller includes oil pump and suction filter, the suction filter by the oil leab with it is described
The oil inlet of oil pump connects, the oil outlet of the oil pump by the oil leab respectively with the double clutch oil circuit and motor
System oil-way connects.
More preferably, oil guiding hole, the clutch cavity top lubrication knot are additionally provided in the vertical wall of the clutch housing
Lubricating oil on structure, which can also be, to be rotated into the transmission gear in the clutch housing and is stirred via the oil guiding hole
The lubricating oil of splashing.
The beneficial effects of the invention are as follows：
1, compared with prior art, the present invention is in the case where especially increasing independent lubrication system, consider comprehensively it is double from
The lubrication of clutch, the lubrication of lubrication and electric system inside speed changer；
2, enter the speed change of clutch cavity by using the spray characteristic of the lubricating oil in double clutch oil circuit and through oil guiding hole
Device gear stirs the lubricating oil of splashing, can make in this way in lubrication oil spurts to clutch cavity top lubrication system, simultaneously because should
The position of clutch cavity top lubrication system is higher, lubricating oil can be made to flow back into transmission case body in this way, so as to speed change
Each component inside device carries out sufficient lubrication；
3, the configuration of the present invention is simple is reasonable, not only reduces the design difficulty and installation difficulty of lubricating system, and can make lubrication
Oil is fully utilized, to reduce the kinetic equation loss caused by lubricating oil.
Description of the drawings
Fig. 1 is a kind of schematic diagram of double clutch hybrid gearbox lubricating systems of the present invention.
It illustrates：10- fuellers, 11- suction filters, 12- oil pumps, 13- oil leabs, 14- three-way connections, 20- are bis-
Clutch oil circuit, 30- electric system oil circuits, 40- clutch cavities top lubrication system, 50- electric system lubrication systems.
Specific implementation mode
The present invention is further described with preferred embodiment below in conjunction with the accompanying drawings.
It is as shown in Figure 1 a kind of schematic diagram of double clutch hybrid gearbox lubricating systems of the present invention, including speed changer
Shell（It is not shown in figure）, the clutch housing that connect with case of transmission（It is not shown in figure）, be built in case of transmission
Oil leab 13, fueller 10, double clutch oil circuit 20, clutch cavity top lubrication system 40, electric system oil circuit 30
With electric system lubrication system 50.
Above-mentioned fueller 10 is mounted on the bottom in transmission case body, it includes oil pump 12 and suction filter 11, wherein inhaling
Filter 11 can be connect by oil leab 13 with the oil inlet of oil pump 12, and the oil outlet of oil pump 12 can be by oil leab 13
Three-way connection 14 connect respectively with above-mentioned double clutch oil circuit 20 and electric system oil circuit 30, can thus make case of transmission
The lubricating oil of interior bottom supplies lubricating oil into double clutch oil circuit 20 and electric system oil circuit 30 respectively by fueller 10.
Above-mentioned clutch cavity top lubrication system 40 is arranged in the inner radial wall of clutch housing, it include oil collection plate,
The structures such as guide groove, reinforcing rib.Lubricating oil in above-mentioned double clutch oil circuit 20 can be in hydraulic pressure and clutch rotary centrifugal force
It is ejected under effect on clutch cavity top lubrication system 40.Simultaneously as the position of the clutch cavity top lubrication system 40
It is higher, the lubricating oil for being ejected into clutch cavity top lubrication system 40 can in this way be back in case of transmission, so as to right
Component inside speed changer carries out sufficient lubrication.
Lubricating oil in above-mentioned electric system oil circuit 30 can be lubricated motor cooling, then via motor collection chamber collection
Electric system lubrication system 50 can be formed after oil in collection chamber, the electric system lubrication system 50 can to electric system other
Component is lubricated cooling.
In addition, oil guiding hole is additionally provided in the vertical wall of clutch housing, and transmission gear rotates and stirs splashing
Lubricating oil can enter in clutch housing via the oil guiding hole, and splash on above-mentioned clutch cavity top lubrication system 40,
Thus the lubricating oil in speed changer can be made to be fully utilized.
The above only expresses the preferred embodiment of the present invention, the description thereof is more specific and detailed, but can not be because
This and be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, several deformations can also be made, improves and substitutes, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (4)
1. a kind of double clutch hybrid gearbox lubricating systems, including case of transmission, the clutch that is connect with case of transmission
Device shell and the oil leab being built in case of transmission, it is characterised in that：Further include fueller, double clutch oil circuit,
Clutch cavity top lubrication system, electric system oil circuit and electric system lubrication system, the fueller are mounted on the change
Bottom in fast device shell, the fueller can be by the oil leabs respectively to the double clutch oil circuit and department of electrical engineering
Oil circuit of uniting supplies lubricating oil, and clutch cavity top lubrication system is arranged in the inner radial wall of the clutch housing, institute
The clutch cavity can be ejected under the action of hydraulic pressure and clutch rotary centrifugal force by stating the lubricating oil in double clutch oil circuit
On the lubrication system of top, the lubricating oil in the electric system oil circuit is lubricated motor can be in motor collection chamber after cooling
Form the electric system lubrication system.
2. a kind of double clutch hybrid gearbox lubricating systems according to claim 1, it is characterised in that：The clutch
Device chamber top lubrication system includes that the lubricating oil in the clutch housing can be made to be back to the oil-collecting in the case of transmission
Plate, guide groove and reinforcing rib.
3. a kind of double clutch hybrid gearbox lubricating systems according to claim 1, it is characterised in that：The fuel feeding
Device includes oil pump and suction filter, and the suction filter is connect by the oil leab with the oil inlet of the oil pump, the oil
The oil outlet of pump by the oil leab respectively with the double clutch oil circuit and electric system oil circuit connection.
4. a kind of double clutch hybrid gearbox lubricating systems according to claim 1, it is characterised in that：The clutch
Be additionally provided with oil guiding hole in the vertical wall of device shell, the lubricating oil on the lubrication system of the clutch cavity top can also be via
The oil guiding hole rotates and stirs the lubricating oil of splashing into the transmission gear in the clutch housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795762.3A CN108644368A (en) | 2018-07-19 | 2018-07-19 | A kind of double clutch hybrid gearbox lubricating systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795762.3A CN108644368A (en) | 2018-07-19 | 2018-07-19 | A kind of double clutch hybrid gearbox lubricating systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108644368A true CN108644368A (en) | 2018-10-12 |
Family
ID=63759708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810795762.3A Pending CN108644368A (en) | 2018-07-19 | 2018-07-19 | A kind of double clutch hybrid gearbox lubricating systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108644368A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060500A (en) * | 2021-12-03 | 2022-02-18 | 安徽江淮汽车集团股份有限公司 | Automatic lubricating oil regulation and control system and method for DCT (dual clutch transmission) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01199063A (en) * | 1988-01-29 | 1989-08-10 | Mazda Motor Corp | Lubricating structure for transmission |
| DE102005059115A1 (en) * | 2005-12-10 | 2007-06-14 | Zf Friedrichshafen Ag | Oil lubricating system for e.g. dual clutch, has shaft sealing ring arranged between housing cover and drive hub, and collecting and guiding plate arranged in axial gap provided between housing cover and coupling cage |
| WO2013018201A1 (en) * | 2011-08-02 | 2013-02-07 | アイシン・エィ・ダブリュ株式会社 | Hybrid drive device |
| WO2013076878A1 (en) * | 2011-11-26 | 2013-05-30 | トヨタ自動車株式会社 | Vehicular electric drive apparatus |
| EP2667053A2 (en) * | 2012-05-21 | 2013-11-27 | GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KG | Cooling assembly and cooling method for motor vehicle drive train |
| CN106246887A (en) * | 2016-07-07 | 2016-12-21 | 宁波上中下自动变速器有限公司 | Double clutch hybrid gearbox lubrication systems |
| CN106715971A (en) * | 2014-09-15 | 2017-05-24 | 大众汽车有限公司 | Guiding means for arrangement in the area of a transmission and/or a clutch of a motor vehicle |
| CN107387738A (en) * | 2017-07-28 | 2017-11-24 | 宁波上中下自动变速器有限公司 | A kind of speed changer active lubrication structure |
-
2018
- 2018-07-19 CN CN201810795762.3A patent/CN108644368A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01199063A (en) * | 1988-01-29 | 1989-08-10 | Mazda Motor Corp | Lubricating structure for transmission |
| DE102005059115A1 (en) * | 2005-12-10 | 2007-06-14 | Zf Friedrichshafen Ag | Oil lubricating system for e.g. dual clutch, has shaft sealing ring arranged between housing cover and drive hub, and collecting and guiding plate arranged in axial gap provided between housing cover and coupling cage |
| WO2013018201A1 (en) * | 2011-08-02 | 2013-02-07 | アイシン・エィ・ダブリュ株式会社 | Hybrid drive device |
| WO2013076878A1 (en) * | 2011-11-26 | 2013-05-30 | トヨタ自動車株式会社 | Vehicular electric drive apparatus |
| EP2667053A2 (en) * | 2012-05-21 | 2013-11-27 | GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KG | Cooling assembly and cooling method for motor vehicle drive train |
| CN106715971A (en) * | 2014-09-15 | 2017-05-24 | 大众汽车有限公司 | Guiding means for arrangement in the area of a transmission and/or a clutch of a motor vehicle |
| CN106246887A (en) * | 2016-07-07 | 2016-12-21 | 宁波上中下自动变速器有限公司 | Double clutch hybrid gearbox lubrication systems |
| CN107387738A (en) * | 2017-07-28 | 2017-11-24 | 宁波上中下自动变速器有限公司 | A kind of speed changer active lubrication structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060500A (en) * | 2021-12-03 | 2022-02-18 | 安徽江淮汽车集团股份有限公司 | Automatic lubricating oil regulation and control system and method for DCT (dual clutch transmission) |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181012 |