CN206884737U - A kind of new-energy automobile power assembly - Google Patents
A kind of new-energy automobile power assembly Download PDFInfo
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- CN206884737U CN206884737U CN201720584399.1U CN201720584399U CN206884737U CN 206884737 U CN206884737 U CN 206884737U CN 201720584399 U CN201720584399 U CN 201720584399U CN 206884737 U CN206884737 U CN 206884737U
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- shaft
- motor
- bearing bracket
- drive end
- differential mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000005670 electromagnetic radiation Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a kind of new-energy automobile power assembly, including housing and motor, motor shaft run through drive end bearing bracket, and intermediate support beam is arranged on drive end bearing bracket；The first end of driving wheel is arranged on drive end bearing bracket by clutch shaft bearing, and the second end of driving wheel is arranged on intermediate support beam by second bearing, and driving wheel is connected with motor shaft by spline；Intermediate gear shaft has gear, and the first end of intermediate gear shaft is arranged on housing by 3rd bearing, and the second end of intermediate gear shaft is arranged on drive end bearing bracket by fourth bearing, and the high speed level driven pulley being meshed with driving wheel is set on intermediate gear shaft；The first end of the shell of differential mechanism is arranged on housing by 5th bearing, and the second end of the shell of differential mechanism is arranged on drive end bearing bracket by 6th bearing；The output wheel being meshed with gear is provided with the shell of differential mechanism.Electric machine controller integrates with motor, and power output is coaxial with motor shaft.Its small volume, in light weight, integrated level is high, and parts are few, and cost is low, and reliability is high.
Description
Technical field
It the utility model is related to technical field of new energy, more particularly to a kind of new-energy automobile power assembly.
Background technology
New-energy automobile power assembly is mainly made up of the part of electric machine controller, motor, transmission system, at present predominantly
The discrete form of three, electric machine controller are connected with motor by high pressure three-phase electricity cable and low-voltage signal line and cooling water pipe,
Motor and transmission system pass through spline and bolt connection.Transmission system is mostly parallel-axes gears decelerator, and parallel shaft (speed) reducer
Each component connection is more；Triple line between electric machine controller and motor has larger electromagnetic radiation, and problem above is often led to
Current new-energy automobile power assembly exist connection member is more, space-consuming is big, three between weight weight, motor and controller
Phase line has the problems such as electromagnetic radiation, cost is high.
Utility model content
In view of the present situation of prior art, the purpose of this utility model is to provide a kind of new-energy automobile power assembly, its
Small volume, in light weight, integrated level is high, and parts are few, and cost is low, and reliability is high.To achieve the above object, skill of the present utility model
Art scheme is as follows：
A kind of new-energy automobile power assembly, including housing, motor, intermediate support beam, driving wheel, high speed level driven pulley,
Intermediate gear shaft and differential mechanism, the motor have drive end bearing bracket and motor shaft, and the motor shaft runs through the drive end bearing bracket, in described
Between support frame be arranged on the drive end bearing bracket；The first end of the driving wheel is arranged on the drive end bearing bracket by clutch shaft bearing,
Second end of the driving wheel is arranged on the intermediate support beam by second bearing, and the driving wheel leads to the motor shaft
Cross spline connection；The intermediate gear shaft has gear, and the first end of the intermediate gear shaft is arranged on institute by 3rd bearing
State on housing, the second end of the intermediate gear shaft is arranged on the drive end bearing bracket by fourth bearing, and the high speed level is driven
Wheel is set on the intermediate gear shaft, and the high speed level driven pulley is meshed with the driving wheel；The shell of the differential mechanism
First end by 5th bearing install on the housing, the second end of the shell of the differential mechanism is installed by 6th bearing
On the drive end bearing bracket；The output wheel being meshed with the gear is provided with the shell of the differential mechanism.
As a kind of preferred scheme, the intermediate support beam and the drive end bearing bracket cast solid；Or the intermediate supports
Frame is arranged on the drive end bearing bracket by bolt.
As a kind of preferred scheme, the intermediate gear shaft and the high speed level driven pulley are assembled together by spline,
Or the intermediate gear shaft and the high speed level driven pulley are by together with interference fit.
As a kind of preferred scheme, the shell of the differential mechanism and the output wheel by together with bolts assemblies, or
The shell of the differential mechanism and the output wheel are by together with interference fit.
As a kind of preferred scheme, the differential mechanism includes planetary gear shaft, two planetary gears and two axle shaft gears,
The planetary gear shaft, two planetary gears and two axle shaft gears are arranged in the shell of the differential mechanism, left and right two institutes
The left and right sides that axle shaft gear is symmetricly set on the planetary gear shaft is stated, two axle shaft gears engage upper and lower two jointly
The individual planetary gear, two planetary gears are by shell described in the row star gear axis connection, in the motor shaft
For the central axis of mandrel line and the axle shaft gear on same straight line, the motor shaft is hollow shaft.
As a kind of preferred scheme, the axle shaft gear is reserved with for the interface with half axis connection and passing power.
As a kind of preferred scheme, controller, the electric machine casing and institute are additionally provided with the electric machine casing of the motor
The housing for stating controller is integrated by way of bolt or integrally casting, the high voltage power line and signal of the motor
Line is set directly at the enclosure interior of the controller and is connected with the controller.
As a kind of preferred scheme, the housing is the cavity of one end open, and the drive end bearing bracket lid is set on the housing,
The drive end bearing bracket covers the opening.
As a kind of preferred scheme, the motor also has rear end cap, and the drive end bearing bracket lid is located at the motor of the motor
The first end of housing, the rear end cap lid are located at the second end of the electric machine casing, and one end of the motor shaft passes through the 7th axle
Hold and be arranged on the drive end bearing bracket, the other end of the motor shaft is arranged on the rear end cap by 8th bearing.
The beneficial effects of the utility model are：
New-energy automobile power assembly of the present utility model, its small volume are in light weight；Integrated level is high, and parts are few, cost
Low, reliability is high.Optimization to new-energy automobile power assembly, its integration degree is further increased, reduce electromagnetic radiation.
Brief description of the drawings
Fig. 1 is the structural representation of the new-energy automobile power assembly of the embodiment of the utility model one；
Description of reference numerals：
1- housings；2- intermediate gear shafts；3- output wheels；4- differential mechanisms；5- high speed level driven pulleys；6- driving wheels；
7- intermediate support beams；8- drive end bearing brackets；9- controllers；10- electric machine casings；11- motor shafts；12- rear end caps.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
New-energy automobile power assembly of the present utility model is further elaborated example.It should be appreciated that tool described herein
Body embodiment is only used for explaining the utility model, is not used to limit the utility model.
Reference picture 1, the new-energy automobile power assembly of the embodiment of the utility model one, including housing 1, motor, middle branch
Support 7, driving wheel 6, high speed level driven pulley 5, intermediate gear shaft 2 and differential mechanism 4.
Motor has electric machine casing 10, drive end bearing bracket 8, rear end cap 12 and motor shaft 11.Electric machine casing 10 is tubular, drive end bearing bracket
8 lids are located at the first end (left end in Fig. 1) of electric machine casing 10, and the second end that the lid of rear end cap 12 is located at electric machine casing 10 is (right in Fig. 1
End).Motor shaft 11 runs through drive end bearing bracket 8, and one end of motor shaft 11 is arranged on drive end bearing bracket 8 by 7th bearing, motor shaft 11 it is another
One end is arranged on rear end cap 12 by 8th bearing.
Housing 1 is the cavity of one end open, and the lid of drive end bearing bracket 8 is located on housing 1, and drive end bearing bracket 8 covers the opening, drive end bearing bracket
8 are bolted to connection with housing 1.Intermediate support beam 7 is arranged on drive end bearing bracket 8, and intermediate support beam 7 is placed in housing 1.It is excellent
Selection of land, intermediate support beam 7 and the cast solid of drive end bearing bracket 8；Or intermediate support beam 7 is arranged on drive end bearing bracket 8 by bolt.
The first end (right-hand member in Fig. 1) of driving wheel 6 is arranged on drive end bearing bracket 8 by clutch shaft bearing, the second end of driving wheel 6
(left end in Fig. 1) is arranged on intermediate support beam 7 by second bearing, and driving wheel 6 is connected with motor shaft 11 by spline.Its
In, driving wheel 6 has internal spline, and internal spline is placed at the central through hole inwall of driving wheel 6, and motor shaft 11 has external splines, outside
Spline is located at outside the external splines of motor shaft 11 in the outer surface of motor shaft 11, the inner spline housing of driving wheel 6, the interior flower of driving wheel 6
The external splines of key and motor shaft 11 is meshed.
Intermediate gear shaft 2 has gear, and the first end (left end in Fig. 1) of intermediate gear shaft 2 is arranged on by 3rd bearing
On housing 1, the second end (right-hand member in Fig. 1) of intermediate gear shaft 2 is arranged on drive end bearing bracket 8 by fourth bearing.High speed level is driven
Wheel 5 is set on intermediate gear shaft 2, and high speed level driven pulley 5 is arranged at intervals with the gear on intermediate gear shaft 2, high speed level
Driven pulley 5 is meshed with driving wheel 6.Intermediate gear shaft 2 and high speed level driven pulley 5 are assembled together by spline, or middle
Gear shaft 2 and high speed level driven pulley 5 are by together with interference fit.Institute on high speed level driven pulley 5, intermediate gear shaft 2
State gear with the synchronous axial system of intermediate gear shaft 2.
The first end (left end in Fig. 1) of the shell of differential mechanism 4 is arranged on housing 1 by 5th bearing, outside differential mechanism 4
The second end (right-hand member in Fig. 1) of shell is arranged on drive end bearing bracket 8 by 6th bearing；Be provided with the shell of differential mechanism 4 with it is described
The output wheel 3 that gear is meshed.The gear on intermediate gear shaft 2 engages with output wheel 3 is transferred to differential mechanism 4 by power.
Differential mechanism 4 includes planetary gear shaft, two planetary gears and two axle shaft gears, planetary gear shaft, two planets
Gear and two axle shaft gears are arranged in the shell of the differential mechanism, and left and right two axle shaft gears are symmetricly set on planet tooth
The left and right sides of wheel shaft, two axle shaft gears engage upper and lower two planetary gears jointly, and two planetary gears pass through planetary gear
The shell of axis connection differential mechanism 4.
It is used to pass and graduating power with half axis connection it is preferred that axle shaft gear leaves interface, i.e., left and right two axle shaft gears point
The interface for being connected with left and right half is not reserved with, it is so convenient for assembly.
As a kind of preferable embodiment, the central axis of motor shaft 11 and the central axis of axle shaft gear are in same
On straight line, the central axis of motor shaft 11 and the central axis coaxial of axle shaft gear are set.Motor shaft 11 is hollow shaft.This reality
Apply in example, right axle shaft can run through the hollow parts of motor shaft 11, and right axle shaft can be relatively electric in the hollow parts of motor shaft 11
Arbor 11 freely rotates, and so saves assembly space.
Preferably, the shell of differential mechanism 4 and output wheel 3 be by together with bolts assemblies, or the shell of differential mechanism 4 and
Output wheel 3 by interference fit together.In the present embodiment, output wheel 3 is set in outside the shell of differential mechanism 4, differential mechanism 4
Shell on there is step, output wheel 3 is fixed on the step using bolt.
As a kind of preferable embodiment, controller 9, electric machine casing 10 and control are additionally provided with electric machine casing 10
The housing of device 9 can be integrated by way of bolt or integrally casting, and the high voltage power line and signal wire of motor are direct
It is arranged on the enclosure interior of controller 9 and is connected with controller 9.This kind of design method can effectively reduce electromagnetic radiation, improve
The reliability of controller,
Preferably, the upper surface of housing 1 is hierarchic structure, first paragraph ladder that the hierarchic structure includes setting gradually,
Second end ladder, the 3rd section of ladder, first paragraph ladder, the second end ladder, the 3rd section of ladder are set gradually from left to right in Fig. 1,
The wherein drive end bearing bracket 8 of the 3rd section of ladder and motor is bolted.The upper surface of housing 1 uses hierarchic structure, reduces new energy
The volume of source automobile power assembly, save space.
The profile of housing 1 can be it is square or circular, the main body of drive end bearing bracket 8 be alternatively it is square or circular, housing 1 with it is preceding
The end shape that end cap 8 is connected is adapted with the body shape of drive end bearing bracket 8.The top of drive end bearing bracket 8 can be higher than electric machine casing
10。
The new-energy automobile power assembly of various embodiments above, the axle of motor is segmented, and inside can pass through semiaxis to use
In output power, decelerator has intermediate support beam, reducer power output and motor coaxle, electric machine controller and electric machine casing collection
Into the power line and signal wire of motor internally connect；Drive end bearing bracket integrates with reducer shell.Use with upper type so that new
Energy automobile power assembly small volume, it is in light weight；Integration degree is high, and parts are few, and cost is low, and electromagnetic radiation is small, reliability
It is high.
It should be noted that in the case where not conflicting, the feature in various embodiments above and embodiment can be mutual group
Close.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of new-energy automobile power assembly, it is characterised in that including housing (1), motor, intermediate support beam (7), driving wheel
(6), high speed level driven pulley (5), intermediate gear shaft (2) and differential mechanism (4), the motor have drive end bearing bracket (8) and motor shaft
(11), the motor shaft (11) runs through the drive end bearing bracket (8), and the intermediate support beam (7) is arranged on the drive end bearing bracket (8)；
The first end of the driving wheel (6) is arranged on the drive end bearing bracket (8) by clutch shaft bearing, the second end of the driving wheel (6)
It is arranged on by second bearing on the intermediate support beam (7), the driving wheel (6) is connected with the motor shaft (11) by spline
Connect；The intermediate gear shaft (2) has a gear, and the first end of the intermediate gear shaft (2) is arranged on described by 3rd bearing
On housing (1), the second end of the intermediate gear shaft (2) is arranged on the drive end bearing bracket (8) by fourth bearing, the high speed
Level driven pulley (5) is set on the intermediate gear shaft (2), and the high speed level driven pulley (5) is mutually nibbled with the driving wheel (6)
Close；The first end of the shell of the differential mechanism (4) is arranged on the housing (1) by 5th bearing, the differential mechanism (4)
Second end of shell is arranged on the drive end bearing bracket (8) by 6th bearing；It is provided with the shell of the differential mechanism (4) and institute
State the output wheel (3) that gear is meshed.
2. new-energy automobile power assembly according to claim 1, it is characterised in that the intermediate support beam (7) and institute
State drive end bearing bracket (8) cast solid；Or the intermediate support beam (7) is arranged on the drive end bearing bracket (8) by bolt.
3. new-energy automobile power assembly according to claim 1, it is characterised in that the intermediate gear shaft (2) and institute
High speed level driven pulley (5) is stated to be assembled together by spline, or the intermediate gear shaft (2) and the high speed level driven pulley
(5) by interference fit together.
4. new-energy automobile power assembly according to claim 1, it is characterised in that the shell of the differential mechanism (4) and
By bolts assemblies together, or the shell of the differential mechanism (4) and the output wheel (3) passed through the output wheel (3)
Cooperation of being full of is assembled together.
5. according to the new-energy automobile power assembly described in claim any one of 1-4, it is characterised in that the differential mechanism (4)
Including planetary gear shaft, two planetary gears and two axle shaft gears, the planetary gear shaft, two planetary gears and two and half
Shaft gear is arranged in the shell of the differential mechanism (4), and left and right two axle shaft gears are symmetricly set on the planetary gear
The left and right sides of axle, two axle shaft gears engage upper and lower two planetary gears jointly, and two planetary gears lead to
Shell described in star gear axis connection described in space, the central axis of the motor shaft (11) and the central axis of the axle shaft gear
On same straight line, the motor shaft (11) is hollow shaft.
6. new-energy automobile power assembly according to claim 5, it is characterised in that the axle shaft gear, which is reserved with, to be used for
With half axis connection and the interface of passing power.
7. according to the new-energy automobile power assembly described in claim any one of 1-4, it is characterised in that the motor of the motor
Be additionally provided with controller (9) on housing (10), the housing of the electric machine casing (10) and the controller (9) by bolt or
The mode of integrally casting integrates, and the high voltage power line and signal wire of the motor are set directly at the controller (9)
Enclosure interior and be connected with the controller (9).
8. according to the new-energy automobile power assembly described in claim any one of 1-4, it is characterised in that the housing (1) is
The cavity of one end open, drive end bearing bracket (8) lid are located on the housing (1), and the drive end bearing bracket (8) covers the opening.
9. according to the new-energy automobile power assembly described in claim any one of 1-4, it is characterised in that the motor also has
Rear end cap (12), drive end bearing bracket (8) lid are located at the first end of the electric machine casing (10) of the motor, rear end cap (12) lid
The second end of the electric machine casing (10) is located at, one end of the motor shaft (11) is arranged on the drive end bearing bracket by 7th bearing
(8), the other end of the motor shaft (11) is arranged on the rear end cap (12) by 8th bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584399.1U CN206884737U (en) | 2017-05-24 | 2017-05-24 | A kind of new-energy automobile power assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584399.1U CN206884737U (en) | 2017-05-24 | 2017-05-24 | A kind of new-energy automobile power assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206884737U true CN206884737U (en) | 2018-01-16 |
Family
ID=61320453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720584399.1U Withdrawn - After Issue CN206884737U (en) | 2017-05-24 | 2017-05-24 | A kind of new-energy automobile power assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206884737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107128171A (en) * | 2017-05-24 | 2017-09-05 | 谷林波 | A kind of new-energy automobile power assembly |
| US10882389B2 (en) | 2016-05-06 | 2021-01-05 | Allison Transmission, Inc. | Axle assembly with electric motor |
| USD927578S1 (en) | 2018-09-27 | 2021-08-10 | Allison Transmission, Inc. | Axle assembly |
-
2017
- 2017-05-24 CN CN201720584399.1U patent/CN206884737U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10882389B2 (en) | 2016-05-06 | 2021-01-05 | Allison Transmission, Inc. | Axle assembly with electric motor |
| US12187131B2 (en) | 2016-05-06 | 2025-01-07 | Allison Transmission, Inc. | Axle assembly with electric motor |
| CN107128171A (en) * | 2017-05-24 | 2017-09-05 | 谷林波 | A kind of new-energy automobile power assembly |
| CN107128171B (en) * | 2017-05-24 | 2023-09-29 | 杭州时代电动科技有限公司 | New energy automobile power assembly |
| USD927578S1 (en) | 2018-09-27 | 2021-08-10 | Allison Transmission, Inc. | Axle assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190923 Address after: 310000 Room 102, No. 10 Nangonghe Road, Donghu Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Dover New Energy Technology Co.,Ltd. Address before: 271127 Unit 8, Building No. 2, Moshishan Road, Laiwu City, Shandong Province Patentee before: Gu Linbo |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310000 Room 102, No. 10 Nangonghe Road, Donghu Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou times Electric Technology Co.,Ltd. Address before: 310000 Room 102, No. 10 Nangonghe Road, Donghu Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Dover New Energy Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180116 Effective date of abandoning: 20230929 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180116 Effective date of abandoning: 20230929 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |