CN207333661U - Electric drive assembly lubricating system - Google Patents
Electric drive assembly lubricating system Download PDFInfo
- Publication number
- CN207333661U CN207333661U CN201721330451.7U CN201721330451U CN207333661U CN 207333661 U CN207333661 U CN 207333661U CN 201721330451 U CN201721330451 U CN 201721330451U CN 207333661 U CN207333661 U CN 207333661U
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- CN
- China
- Prior art keywords
- motor
- lubricating
- drive assembly
- electric drive
- input shaft
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- 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
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Abstract
The utility model discloses a kind of electric drive assembly lubricating system.The electric drive assembly lubricating system includes the speed reducer assembly with differential right housing, is equipped with the speed reducer assembly：Accumulator, be equipped with for storing lubricating oil, in it be used to stirring lubricating oil stir oily device；Oil collection plate, for collection the lubricating oil sputtered is stirred by oily device is stirred, lubricating oil flows to oil collection plate second end from the first end of oil collection plate under the effect of gravity, the second end of the oil collection plate is equipped with first outlet, and lubricating oil is sent the input shaft right axle bearing bore to differential right housing by the first outlet.The utility model electric drive assembly lubricating system can lubricate input shaft right bearing.
Description
Technical field
Electric drive assembly lubrication technical field is the utility model is related to, more particularly to a kind of electric drive assembly lube system
System.
Background technology
Lubricating system in existing electric drive axle, because of its structure design, make its can not the corresponding component of sufficient lubrication, make
It is repaired and maintenance difficulty increases, and the right bearing of input shaft can not be lubricated.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of electric drive assembly that can lubricate input shaft right bearing
Lubricating system.
To solve the above problems, the utility model provides a kind of electric drive assembly lubricating system, the electric drive assembly profit
Sliding system includes the speed reducer assembly with differential right housing, is equipped with the speed reducer assembly：
Accumulator, be equipped with for storing lubricating oil, in it be used to stirring lubricating oil stir oily device；
Oil collection plate, stirs the lubricating oil sputtered, lubricating oil is under the effect of gravity from oil-collecting for collection by oily device is stirred
The first end of plate flows to oil collection plate second end, and the second end of the oil collection plate is equipped with first outlet, and the first outlet will moisten
Lubricating oil send the input shaft right axle bearing bore to differential right housing.
Further, the speed reducer assembly further includes retarder left housing, and the second end of the oil collection plate is additionally provided with second
Outlet, the second outlet send lubricating oil to the input shaft left axle bearing bore in retarder left housing.
Further, the oil collection plate is equipped with partition plate and forms first flow and second flow channel, the first flow with
First outlet connects, and the second flow channel is connected with the second outlet.
Further, the differential right housing is equipped with reducer input shaft right axle bearing bore, reducer input shaft right bearing
Hole is equipped with the first notch and the second notch, and first notch is used to be connected with the first outlet of oil collection plate, the lubricating oil
Enter reducer input shaft right axle bearing bore from the first notch to lubricate input shaft right bearing, then lubricating oil is flowed out from the second notch
It is back to accumulator.
Further, the retarder left housing is equipped with first circulation runner, and the entrance of the first circulation runner is located at
Input shaft left axle bearing bore side, the outlet of the first circulation runner are located in bearing of input shaft hole, the second outlet and institute
State the entrance connection of first circulation runner.
Further, the motor assembly with motor shaft, electric machine casing and electric motor end cap is further included, in the motor shaft
Sky, one end of the motor shaft are located at electric machine casing, and the other end of the motor shaft is located at electric motor end cap by motor bearings
In motor right axle bearing bore, the electric motor end cap is equipped with motor right bearing lubricating cavity, and the motor shaft is with having hollow input
Axis connection, the lubricating oil in input shaft left axle bearing bore enter motor right bearing lubricating cavity by input shaft and motor shaft.
Further, the electric machine casing and the differential right housing body are integrally formed.
Further, the electric motor end cap is equipped with second circulation runner, and the differential right housing body is followed equipped with the 3rd
Circulation road, the second circulation runner are connected with the 3rd circulatory flow, and the second circulation runner is also lubricated with motor right bearing
Chamber connects, and the 3rd circulatory flow is also connected with accumulator.
Further, it is equipped with banking stop in the motor right bearing lubricating cavity, the banking stop is by motor right bearing
Lubricating cavity is divided into reserve and Circulation Area, and the reserve is connected with Circulation Area, and the motor right axle bearing bore is located at reserve
Interior, second circulation runner is connected with Circulation Area.
It is further, described that to stir oily device be final gear.
Accumulator of the utility model electric drive assembly lubricating system in its retarder sets oil collection plate, and oil collection plate will stir
Oily device stirs the lubricating oil come and send in the input shaft right axle bearing bore to differential right housing, to lubricate input shaft right bearing,
Realize the lubrication to input shaft right bearing.
Brief description of the drawings
Fig. 1 is provided with the electric drive assembly structure schematic diagram of the utility model lubricating system.
Fig. 2 is the indoor structure diagram of oil storage.
Fig. 3 is the structure diagram of oil collection plate and input shaft right axle bearing bore.
Fig. 4 is the partial enlarged view of A in Fig. 3.
The structure diagram of Fig. 5 differential right housings.
Fig. 6 is the structure diagram of oil collection plate and input shaft left axle bearing bore.
Fig. 7 is the structure diagram of second circulation runner and the 3rd circulatory flow.
Fig. 8 is the structure diagram (no sealing cover) of motor right bearing lubricating cavity.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the better embodiment of the utility model electric drive assembly lubricating system include speed reducer assembly and
Motor assembly, the motor assembly are located on speed reducer assembly.
As shown in Figures 2 to 6, the speed reducer assembly includes retarder left housing 1, differential right housing 2 and with hollow
Input shaft 3, the retarder left housing 1 and differential right housing 2, which are fixed, forms accumulator, and the retarder left housing 1 is equipped with input
Axis left axle bearing bore, the differential right housing 2 are equipped with input shaft right axle bearing bore 21, and the both ends of the input shaft 3 pass through input shaft
Left bearing 31 and input shaft right bearing 32 are correspondingly arranged in interior input shaft left axle bearing bore and input shaft right axle bearing bore 21.The oil storage
Interior is equipped with the final gear 4 for being used for stirring lubricating oil, and the accumulator is used to store lubricating oil, the final gear 4
Rotate agitation lubricating oil splash.Oil collection plate 5 is additionally provided with the accumulator, the oil collection plate 5 is used to collect by final gear 4
Stir the lubricating oil sputtered.Lubricating oil is under the effect of gravity from the first end of oil collection plate 5 (close to one end of final gear 4)
Flow to the second end of oil collection plate 5 (close to one end of input shaft 3).
The reducer input shaft right axle bearing bore 21 is equipped with the first notch 211 and the second notch 212, the lubricating oil
Enter reducer input shaft right axle bearing bore 21 from the first notch 211 to lubricate input shaft right bearing 32, then lubricating oil is from second
The outflow of notch 212 is back to accumulator.
The retarder left housing 1 is equipped with first circulation runner 13, and the entrance of the first circulation runner 13 is positioned at input
Axis left axle bearing bore side, the outlet of the first circulation runner 13 are located in input shaft left axle bearing bore.
The oil collection plate 5 is fastened in the card slot of differential right housing 2.The oil collection plate 5 is equipped with partition plate and formation first
Runner 51 and second flow channel 52, the second end of the oil collection plate 5 are equipped with first outlet and second outlet, the first flow 51 with
First outlet connects, and the second flow channel 52 is connected with the second outlet.The first outlet is located at input shaft right axle bearing bore
In 21 the first notch 211, the first outlet send lubricating oil to the input shaft right axle bearing bore 21 on differential right housing 2.Institute
State second outlet to be located in first circulation runner 13, lubricating oil is flow in input shaft left axle bearing bore by first circulation runner 13.
The motor assembly includes motor shaft 6, electric machine casing 7 and electric motor end cap 8, and the electric motor end cap 8 is located at motor casing
On body 7, the motor shaft 6 is hollow, and one end of the motor shaft 6 is located at electric machine casing 7, and the other end of the motor shaft 6 passes through
Motor right bearing 61 is located in the motor right axle bearing bore of electric motor end cap 8.The electric motor end cap 8 moistens equipped with motor right bearing 61
Sliding chamber, 61 lubricating cavity of motor right bearing are connected with motor right axle bearing bore.The motor shaft 6 is with having hollow input shaft 3
Connection, the lubricating oil in input shaft left axle bearing bore enter 61 lubricating cavity of motor right bearing by input shaft 3 and motor shaft 6.
As shown in Figure 7 and Figure 8, the electric motor end cap 8 is equipped with second circulation runner 811, on 2 body of differential right housing
Equipped with the 3rd circulatory flow 22, the second circulation runner 811 is connected with the 3rd circulatory flow 22, the second circulation runner
811 also connect with 61 lubricating cavity of motor right bearing, and the 3rd circulatory flow 22 is also connected with accumulator.
It is equipped with banking stop 91 in 61 lubricating cavity of motor right bearing, the banking stop 91 is by motor right bearing 61
Lubricating cavity is divided into reserve 92 and Circulation Area 93, and the reserve 92 is connected with the upper end of Circulation Area 93, the motor right axle
Bearing bore is located in reserve 92, and the second circulation runner 811 is connected with Circulation Area 93.It is arranged such, it can be ensured that reserve 92
All the time lubricating oil can be stored, motor right bearing 61 can be partly or entirely submerged in lubricating oil all the time, effective guarantee motor
Even right bearing 61 can also be lubricated when motor just starts, so as to extend the service life of motor right bearing 61.
The electric motor end cap 8 includes end cap body 81 and sealing cover 82, and the sealing cover 82 is fixed on end cap body 81
Form 61 lubricating cavity of motor right bearing.Motor right bearing 61 can be cleared up and maintain by opening sealing cover 82, it is convenient and efficient.
The electric machine casing 7 and 2 body of differential right housing are integrally formed, are manufactured easy to technique；The input shaft right axle
Bearing bore 21 and motor left axle bearing bore 62 are coaxially disposed and communicate, and can so be processed and formed at one time, the effective motor shaft 6 and defeated of ensureing
Enter the concentricity of axis 3.
Final gear 4 has part to be located under lubricating oil liquid level all the time, and when final gear 4 rotates, lubricating oil can be attached
On final gear 4, lubricating oil departs from the effect of centrifugal force from final gear 4, i.e., is stirred by final gear 4 winged
Spill.After lubricating oil departs from final gear 4, accumulator is partly fallen directly into, is partly collected by oil collection plate 5 defeated so as to flow into
Enter in axis left axle bearing bore and input shaft right axle bearing bore 21, to lubricate input shaft left bearing 31 and input shaft right bearing 32；Because of motor
Housing 7 is integrally formed with differential right housing 2, and 6 left axle bearing bore of motor shaft and input shaft right axle bearing bore 21 communicate, therefore, profit
Energy while lubrication motor left bearing 62, without single lubricant passage way, simplify structure during oil lubrication input shaft right bearing 32,
Later maintenance and maintenance are provided a convenient.Meanwhile pass through input shaft 3 and motor into the lubricating oil of input shaft left bearing 31
Axis 6 enters 61 lubricating cavity of motor right bearing, realizes the lubrication to motor right bearing 61.Then lubricating oil passes through second circulation runner
811 and the 3rd circulatory flow 22 be back to accumulator, realize recycling for lubricating oil.
It these are only the embodiment of the utility model, it does not limit the scope of the patent of the present invention, every profit
The equivalent structure made with the utility model specification and accompanying drawing content, is directly or indirectly used in other relevant technology necks
Domain, similarly within the scope of patent protection of the utility model.
Claims (10)
- A kind of 1. electric drive assembly lubricating system, it is characterised in that：The electric drive assembly lubricating system includes having retarder The speed reducer assembly of right shell, is equipped with the speed reducer assembly：Accumulator, be equipped with for storing lubricating oil, in it be used to stirring lubricating oil stir oily device；Oil collection plate, stirs the lubricating oil sputtered, lubricating oil is under the effect of gravity from oil collection plate for collection by oily device is stirred First end flows to oil collection plate second end, and the second end of the oil collection plate is equipped with first outlet, and the first outlet is by lubricating oil Send the input shaft right axle bearing bore to differential right housing.
- 2. electric drive assembly lubricating system as claimed in claim 1, it is characterised in that：The speed reducer assembly further includes deceleration Device left housing, the second end of the oil collection plate are additionally provided with second outlet, and the second outlet send lubricating oil to retarder left housing Input shaft left axle bearing bore.
- 3. electric drive assembly lubricating system as claimed in claim 2, it is characterised in that：The oil collection plate is equipped with partition plate and shape Into first flow and second flow channel, the first flow is connected with first outlet, and the second flow channel connects with the second outlet Connect.
- 4. electric drive assembly lubricating system as claimed in claim 1, it is characterised in that：The differential right housing, which is equipped with, to slow down Device input shaft right axle bearing bore, reducer input shaft right axle bearing bore are equipped with the first notch and the second notch, and first notch is used It is connected in the first outlet with oil collection plate, the lubricating oil is defeated to lubricate from the first notch into reducer input shaft right axle bearing bore Enter axis right bearing, then lubricating oil is back to accumulator from the outflow of the second notch.
- 5. electric drive assembly lubricating system as claimed in claim 2, it is characterised in that：The retarder left housing is equipped with first Circulatory flow, the entrance of the first circulation runner are located at input shaft left axle bearing bore side, the outlet of the first circulation runner In bearing of input shaft hole, the second outlet is connected with the entrance of the first circulation runner.
- 6. electric drive assembly lubricating system as claimed in claim 1 or 2, it is characterised in that：Further include with motor shaft, motor The motor assembly of housing and electric motor end cap, the motor shaft is hollow, and one end of the motor shaft is located at electric machine casing, the motor The other end of axis is located in the motor right axle bearing bore of electric motor end cap by motor bearings, and the electric motor end cap is equipped with motor right axle Lubricating cavity is held, with having hollow input axis connection, the lubricating oil in input shaft left axle bearing bore passes through defeated the motor shaft Enter axis and motor shaft enters motor right bearing lubricating cavity.
- 7. electric drive assembly lubricating system as claimed in claim 6, it is characterised in that：The electric machine casing and the retarder Right shell body is integrally formed.
- 8. electric drive assembly lubricating system as claimed in claim 6, it is characterised in that：The electric motor end cap is followed equipped with second Circulation road, the differential right housing body are equipped with the 3rd circulatory flow, and the second circulation runner is connected with the 3rd circulatory flow, The second circulation runner is also connected with motor right bearing lubricating cavity, and the 3rd circulatory flow is also connected with accumulator.
- 9. electric drive assembly lubricating system as claimed in claim 6, it is characterised in that：Set in the motor right bearing lubricating cavity Have and be equipped with banking stop, motor right bearing lubricating cavity is divided into reserve and Circulation Area, the reserve and stream by the banking stop Logical area's connection, the motor right axle bearing bore are located in reserve, and second circulation runner is connected with Circulation Area.
- 10. electric drive assembly lubricating system as claimed in claim 1, it is characterised in that：It is described that to stir oily device be main reducing gear Wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330451.7U CN207333661U (en) | 2017-10-16 | 2017-10-16 | Electric drive assembly lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330451.7U CN207333661U (en) | 2017-10-16 | 2017-10-16 | Electric drive assembly lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207333661U true CN207333661U (en) | 2018-05-08 |
Family
ID=62365153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721330451.7U Expired - Fee Related CN207333661U (en) | 2017-10-16 | 2017-10-16 | Electric drive assembly lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207333661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774463A (en) * | 2019-03-15 | 2019-05-21 | 重庆青山工业有限责任公司 | A kind of integrated electric drive assembly |
-
2017
- 2017-10-16 CN CN201721330451.7U patent/CN207333661U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774463A (en) * | 2019-03-15 | 2019-05-21 | 重庆青山工业有限责任公司 | A kind of integrated electric drive assembly |
| CN109774463B (en) * | 2019-03-15 | 2024-05-07 | 重庆青山工业有限责任公司 | Integrated electric drive assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180508 Termination date: 20181016 |