CN115076345B - Brake lubricating oil way of double-motor hybrid transmission device - Google Patents
Brake lubricating oil way of double-motor hybrid transmission device Download PDFInfo
- Publication number
- CN115076345B CN115076345B CN202210674757.3A CN202210674757A CN115076345B CN 115076345 B CN115076345 B CN 115076345B CN 202210674757 A CN202210674757 A CN 202210674757A CN 115076345 B CN115076345 B CN 115076345B
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- Prior art keywords
- oil
- motor
- holes
- motor bearing
- driving motor
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 239000010687 lubricating oil Substances 0.000 title claims description 20
- 238000005461 lubrication Methods 0.000 claims abstract description 25
- 238000002347 injection Methods 0.000 claims abstract description 24
- 239000007924 injection Substances 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000005192 partition Methods 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 135
- 238000005507 spraying Methods 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution 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
- 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
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0417—Heat exchangers adapted or integrated in the gearing
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
-
- 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
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
-
- 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
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
- F16H57/0471—Bearing
-
- 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
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0473—Friction devices, e.g. clutches or brakes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D2065/786—Fluid spray devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
A brake lubrication oil way of a double-motor hybrid transmission device belongs to the technical field of brake lubrication of the double-motor hybrid transmission device. A shell oil way is arranged in the side wall of the driving motor shell, a motor bearing supporting oil way is arranged in the motor bearing supporting plate, an oil hole I and two oil holes II are arranged on the motor bearing supporting plate, shoulder holes which are coaxial and communicated with the two oil holes II are arranged on the motor bearing supporting plate, the front ends of the two oil pipes are matched with the two shoulder holes, the rear ends of the two oil pipes are matched with the two through holes arranged on the partition plate of the driving motor shell, and the rear ends of the two oil pipes are arranged in the planetary mechanism cavity; one end of the motor bearing supporting oil way is communicated with one end of the shell oil way through the first oil hole, the other end of the shell oil way is communicated with the valve body cavity, the other end of the motor bearing supporting oil way is communicated with two oil pipes through the second oil holes, and the front end and the rear end of the side wall of the oil pipe are respectively provided with a plurality of first oil injection holes and a plurality of second oil injection holes. The invention is used for lubricating the brake of the double-motor hybrid transmission device.
Description
Technical Field
The invention belongs to the technical field of brake lubrication of a double-motor hybrid transmission device, and particularly relates to a brake lubrication oil way of the double-motor hybrid transmission device.
Background
The action of the brake lubricating oil way of the hybrid transmission device is to provide lubricating oil for a motor and a brake in the hybrid transmission device, ensure the fluid lubrication of friction surfaces, reduce friction and abrasion, and cool lubrication parts.
The main components of the hybrid transmission device, such as the motor, the brake of the gear shifting executing element and the clutch, all need the cooling and lubrication of lubricating oil. In the prior art, a special oil path is formed in a casing for lubricating a rotating shaft connected with an output shaft of a motor and surrounding parts such as a planetary gear and a clutch, and the lubricating oil is sent to a part to be lubricated as a flow path of the lubricating oil and flows to other parts and an oil pan through gaps among the parts after the lubricating is completed. It can be said that the conventional lubrication mode is generally implemented by cooling and lubricating from the center of the rotating shaft to the outside through corresponding holes. However, this lubrication system is not direct oil supply lubrication, and lubrication and cooling are insufficient, which tends to cause the occurrence of brake burnout.
Disclosure of Invention
The invention aims to solve the problem of insufficient lubrication and cooling of a brake in the background art and provides a brake lubrication oil way of a double-motor hybrid transmission device.
The lubricating oil circuit of the double-motor hybrid transmission device conveys lubricating oil from the valve body to the motor stator and related executing elements, and the related executing elements are a brake and a clutch, so that motors, brakes and the like of the double-motor hybrid transmission device are fully lubricated and cooled.
The invention adopts the following technical scheme:
The brake lubricating oil way of the double-motor hybrid transmission device comprises a driving motor shell, wherein a motor bearing supporting plate is arranged at the front end of the driving motor shell, a motor bearing mounting hole is formed in the middle of the motor bearing supporting plate, a valve plate is fixed at the lower part in the driving motor shell, the driving motor shell and the valve plate jointly form a valve body, an inner cavity of the driving motor shell above the valve plate is a motor cavity, an inner cavity of the driving motor shell below the valve plate is a valve body cavity, a rear side cavity of the driving motor shell is a planetary mechanism cavity, the planetary mechanism cavity is separated from the motor cavity by a baffle plate in the driving motor shell, and the brake lubricating oil way of the double-motor hybrid transmission device further comprises two oil pipes; a shell oil way is arranged in the side wall of the driving motor shell, a motor bearing supporting oil way is arranged in the motor bearing supporting plate, an oil hole I and two oil holes II are arranged on the motor bearing supporting plate, shoulder holes which are coaxial and communicated with the two oil holes II are arranged on the motor bearing supporting plate, the front ends of the two oil pipes are matched with the two shoulder holes, the rear ends of the two oil pipes are matched with two through holes arranged on a baffle plate of the driving motor shell, and the rear ends of the two oil pipes are arranged in a planetary mechanism cavity; one end of the motor bearing supporting oil way is communicated with one end of the shell oil way through the first oil hole, the other end of the shell oil way is communicated with the valve body cavity, the other end of the motor bearing supporting oil way is communicated with two oil pipes through the second oil holes, a plurality of first oil injection holes are formed in the front end of the side wall of each oil pipe, and a plurality of second oil injection holes are formed in the rear end of the side wall of each oil pipe.
Further, shoulders are arranged on the outer walls of the two oil pipes and used for limiting the oil pipes to slide out of the rear end of the driving motor shell.
Further, a boss I22 is arranged in the middle of the rear end face of the motor bearing support plate, and the motor bearing mounting hole is formed in the boss I.
Further, the upper surface of boss one of motor bearing backup pad is equipped with a plurality of oil grooves.
Further, a boss II is arranged in the middle of the front end face of the motor bearing support plate, and a bearing lubrication oil way communicated with the motor bearing mounting hole is arranged in the boss II.
Further, two oil pipes are arranged on two sides right above the motor and the brake.
Further, the first oil injection holes on each oil pipe are arranged in the following manner: each cross section of the oil pipe is provided with two oil injection holes I, an included angle between the central lines of the two oil injection holes I is alpha, alpha=30-90 degrees, the diameter range of the oil injection holes I is between 0.3mm and 3.0mm, and the length range of the oil pipe is between 90mm and 400 mm.
Further, the diameter of the second oil spraying hole ranges from 0.3mm to 3.0 mm.
Compared with the prior art, the invention has the beneficial effects that: the lubricating oil way can obviously increase the flow of lubricating oil at the brake, reduce the risk of burning loss of the friction plate of the brake, ensure that the brake can work under more severe working conditions, such as realizing sliding and rubbing working conditions, reduce the difficulty of calibration work, improve the driving experience of the whole vehicle, and simultaneously consider motor cooling and lubrication of related thrust bearings.
Drawings
FIG. 1 is a schematic illustration of a brake lubrication circuit of a dual motor hybrid transmission of the present invention;
FIG. 2 is a schematic view of a bearing support plate of the present invention;
FIG. 3 is a cross-sectional view of section A-A of FIG. 2;
FIG. 4 is a cross-sectional view of section B-B of FIG. 2;
FIG. 5 is an enlarged view of a portion at C of FIG. 1;
FIG. 6 is a longitudinal cross-sectional view of the tubing;
FIG. 7 is a cross-sectional view of section F-F of FIG. 6;
FIG. 8 is a cross-sectional view of the G-G section of FIG. 6;
Fig. 9 is a cross-sectional view of a side wall of the drive motor housing.
The component names and numbers referred to in the above figures are as follows:
the motor bearing support plate 1, the oil hole II 2-a, the oil hole I2-b, the bearing lubrication oil way 3, the shell oil way 4, the oil guide groove 5, the shoulder 6, the shoulder hole 8, the driving motor shell 9, the valve plate 10, the oil pipe 11, the needle bearing 12, the motor cavity 13, the valve cavity 14, the planetary mechanism cavity 15, the partition plate 16, the motor bearing support oil way 18, the motor bearing mounting hole 19, the oil injection hole I20, the oil injection hole II 21, the boss I22, the boss II 23, the front end 25 of the oil pipe 11 and the rear end 26 of the oil pipe 11.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are all within the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1-9, this embodiment discloses a brake lubrication oil way of a dual-motor hybrid transmission device, which comprises a driving motor housing 9, wherein the front end of the driving motor housing 9 is provided with a motor bearing support plate 1, the middle part of the motor bearing support plate 1 is provided with a motor bearing mounting hole 19, the lower part in the driving motor housing 9 is fixed with a valve plate 10, the driving motor housing 9 and the valve plate 10 jointly form a valve body, the inner cavity of the driving motor housing 9 above the valve plate 10 is a motor cavity 13, the inner cavity of the driving motor housing 9 below the valve plate 10 is a valve body cavity 14, the rear side cavity of the driving motor housing 9 is a planetary mechanism cavity 15, the planetary mechanism cavity 15 is separated from the motor cavity 13 by a partition plate 16 in the driving motor housing 9, and the brake lubrication oil way of the dual-motor hybrid transmission device further comprises two oil pipes 11; the inside of the side wall of the driving motor shell 9 is provided with a shell oil way 4, the inside of the motor bearing support plate 1 is provided with a motor bearing support oil way 18, the motor bearing support plate 1 is provided with an oil hole I2-b and two oil holes II 2-a, the motor bearing support plate 1 is provided with shoulder holes 8 which are coaxial and communicated with the two oil holes II 2-a, the front ends 25 of the two oil pipes 11 are matched with the two shoulder holes 8, the rear ends 26 of the two oil pipes 11 are matched with two through holes arranged on a baffle 16 of the driving motor shell 9 (the matched connection part of the oil pipes 11, the baffle 16 of the driving motor shell 9 and the shoulder holes 8 of the motor bearing support plate 1 has only a positioning function and is clearance fit), and the rear ends 26 of the two oil pipes 11 are arranged in a planetary mechanism cavity 15; one end of a motor bearing supporting oil way 18 is communicated with one end of a shell oil way 4 through an oil hole I2-b, the other end of the shell oil way 4 is communicated with a valve cavity 14, the other end of the motor bearing supporting oil way 18 is communicated with two oil pipes 11 through two oil holes II 2-a, a plurality of oil injection holes I20 (used for spraying and cooling a motor stator) are formed in the front end of the side wall of each oil pipe 11, a plurality of oil injection holes II 21 (used for spraying lubricating oil to a friction plate and a pressure plate of a brake so as to achieve the purposes of lubricating and cooling the brake are arranged in a planetary mechanism cavity 15, and a clutch is arranged at the front end of a motor bearing supporting plate 1).
Further, shoulders 6 are arranged on the outer walls of the two oil pipes 11, and are used for limiting the oil pipes 11 to slide out of the rear end of the driving motor shell 9.
The front end 25 and the rear end 26 of the oil pipe 11 are delimited by the intermediate section of the shoulder 6, the diameter of the outer wall of the rear end 26 of the oil pipe 11 being greater than the diameter of the outer wall of the front end 25, the front end 25 of the oil pipe 11 being longer than the rear end 26.
Further, a boss one 22 is provided in the middle of the rear end surface (i.e., the side facing the motor cavity 13) of the motor bearing support plate 1, and the motor bearing mounting hole 19 is provided in the boss one 22.
Further, a plurality of oil guiding grooves 5 are formed in the upper surface of the boss one 22 of the motor bearing support plate 1 (the oil guiding grooves 5 can collect lubricating oil sprayed by the motor for adding lubrication to the motor bearing).
Further, a second boss 23 is arranged in the middle of the front end face (i.e. the side opposite to the motor cavity 13) of the motor bearing support plate 1, and a bearing lubrication oil path 3 communicated with the motor bearing mounting hole 19 is arranged in the second boss 23.
Further, the two oil pipes 11 are disposed on both sides right above the motor and the brake (the motor is mounted in the motor chamber 13, and the brake is mounted in the planetary mechanism chamber 15) (so as to make the lubricating oil flow back to the bottom of the motor chamber 13 along the circumferential direction after being sprayed out, thereby better realizing lubrication and cooling).
Further, the plurality of first oil injection holes 20 (preferably, the number of the first oil injection holes 20 is 20) on each oil pipe 11 are arranged in the following manner: each cross section of the oil pipe 11 is provided with two oil injection holes 20, the included angle between the central lines of the two oil injection holes 20 is alpha, alpha=30-90 degrees (preferably 60 degrees), the diameter range of the oil injection holes 20 is 0.3-3.0 mm, and the length range of the oil pipe 11 is 90-400 mm (the aperture and the number of the oil injection holes 20 can be changed according to the characteristics of a hydraulic system).
Further, the diameter of the second oil spraying hole 21 ranges from 0.3mm to 3.0mm (the distance between the oil pipe 11 and the brake friction plate and the pressure plate ranges from 3mm to 20mm, and can be adjusted according to requirements).
The mixed driving device comprises two motors, but the brake lubricating oil circuit of the double-motor mixed driving device can be used for various cooling and lubricating mechanisms of single motors and multiple motors.
The working process is as follows: lubricating oil is discharged from a valve body cavity 14 formed by the driving motor shell 9 and the valve plate 10, enters a motor bearing supporting oil way 18 of the motor bearing supporting plate 1 through a shell oil way 4 and an oil hole I2-b, enters the front end of an oil pipe 11 through an oil hole II 2-a, and is sprayed out through an oil spraying hole I20 at the front end of the oil pipe 11 to cool a motor stator. The residual lubricating oil continues to flow to the rear end of the oil pipe 11 and is sprayed to the brake through the oil spraying holes II 21 on the oil pipe 11 to lubricate and cool the friction plate and the pressure plate of the brake.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The utility model provides a dual motor mixes stopper lubrication circuit of driving device, including driving motor casing (9), the front end of driving motor casing (9) is equipped with motor bearing backup pad (1), the middle part of motor bearing backup pad (1) is equipped with motor bearing mounting hole (19), the lower part in driving motor casing (9) is fixed with valve plate (10), driving motor casing (9) and valve plate (10) constitute the valve body jointly, the inner chamber that driving motor casing (9) are located valve plate (10) top is motor chamber (13), the inner chamber that driving motor casing (9) are located valve plate (10) below is valve body chamber (14), the rear side chamber of driving motor casing (9) is planetary mechanism chamber (15), planetary mechanism chamber (15) are separated from through baffle (16) in driving motor casing (9) with motor chamber (13), its characterized in that: the brake lubricating oil way of the double-motor hybrid transmission device also comprises two oil pipes (11); a shell oil circuit (4) is arranged in the side wall of the driving motor shell (9), a motor bearing supporting oil circuit (18) is arranged in the motor bearing supporting plate (1), an oil hole I (2-b) and two oil holes II (2-a) are arranged on the motor bearing supporting plate (1), shoulder holes (8) which are coaxial with the two oil holes II (2-a) and communicated with the two oil holes II (2-a) are arranged on the motor bearing supporting plate (1), front ends (25) of the two oil pipes (11) are matched with the two shoulder holes (8), rear ends (26) of the two oil pipes (11) are matched with two through holes arranged on a partition plate (16) of the driving motor shell (9), and rear ends (26) of the two oil pipes (11) are arranged in a planetary mechanism cavity (15); one end of a motor bearing supporting oil way (18) is communicated with one end of a shell oil way (4) through an oil hole I (2-b), the other end of the shell oil way (4) is communicated with a valve body cavity (14), the other end of the motor bearing supporting oil way (18) is communicated with two oil pipes (11) through two oil holes II (2-a), a plurality of oil injection holes I (20) are formed in the front end of the side wall of the oil pipe (11), and a plurality of oil injection holes II (21) are formed in the rear end of the side wall of the oil pipe (11);
A boss I (22) is arranged in the middle of the rear end face of the motor bearing support plate (1), and a motor bearing mounting hole (19) is formed in the boss I (22); the upper surface of a boss I (22) of the motor bearing support plate (1) is provided with a plurality of oil guide grooves (5);
A boss II (23) is arranged in the middle of the front end surface of the motor bearing support plate (1), and a bearing lubrication oil way (3) communicated with the motor bearing mounting hole (19) is arranged in the boss II (23); two oil pipes (11) are arranged on two sides right above the motor and the brake; the arrangement mode of the plurality of first oil injection holes (20) on each oil pipe (11) is as follows: each cross section of the oil pipe (11) is provided with two oil injection holes I (20), an included angle between the central lines of the two oil injection holes I (20) is alpha, alpha=30-90 degrees, the diameter range of the oil injection holes I (20) is 0.3-3.0 mm, and the length range of the oil pipe (11) is 90-400 mm; the diameter of the second oil spraying hole (21) ranges from 0.3mm to 3.0 mm.
2. The brake lubrication circuit of a dual motor hybrid transmission according to claim 1, wherein: the outer walls of the two oil pipes (11) are provided with shoulders (6) for limiting the oil pipes (11) to slide out from the rear end of the driving motor shell (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210674757.3A CN115076345B (en) | 2022-06-14 | 2022-06-14 | Brake lubricating oil way of double-motor hybrid transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210674757.3A CN115076345B (en) | 2022-06-14 | 2022-06-14 | Brake lubricating oil way of double-motor hybrid transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115076345A CN115076345A (en) | 2022-09-20 |
| CN115076345B true CN115076345B (en) | 2024-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210674757.3A Active CN115076345B (en) | 2022-06-14 | 2022-06-14 | Brake lubricating oil way of double-motor hybrid transmission device |
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| Country | Link |
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| CN (1) | CN115076345B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944191A (en) * | 2021-02-06 | 2021-06-11 | 哈尔滨东安汽车发动机制造有限公司 | Mix dynamic transmission motor cooling and lubrication structure |
| CN114142638A (en) * | 2021-12-14 | 2022-03-04 | 南京邦奇自动变速箱有限公司 | Integrated cooling and lubricating system for electric drive assembly |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006003213A1 (en) * | 2006-01-24 | 2007-07-26 | Zf Friedrichshafen Ag | Lubricating oil supplying device, has hollow shaft, within which ladling device is arranged, which protrudes into oil ring rotating in operation of rotary hollow shaft |
| CN114396472A (en) * | 2021-10-12 | 2022-04-26 | 华为数字能源技术有限公司 | Power assembly and vehicle |
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2022
- 2022-06-14 CN CN202210674757.3A patent/CN115076345B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944191A (en) * | 2021-02-06 | 2021-06-11 | 哈尔滨东安汽车发动机制造有限公司 | Mix dynamic transmission motor cooling and lubrication structure |
| CN114142638A (en) * | 2021-12-14 | 2022-03-04 | 南京邦奇自动变速箱有限公司 | Integrated cooling and lubricating system for electric drive assembly |
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| Publication number | Publication date |
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| CN115076345A (en) | 2022-09-20 |
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