CN109774463A - A kind of integrated electric drive assembly - Google Patents
A kind of integrated electric drive assembly Download PDFInfo
- Publication number
- CN109774463A CN109774463A CN201910198894.2A CN201910198894A CN109774463A CN 109774463 A CN109774463 A CN 109774463A CN 201910198894 A CN201910198894 A CN 201910198894A CN 109774463 A CN109774463 A CN 109774463A
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- Prior art keywords
- guiding hole
- oil guiding
- motor
- output shaft
- oil
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- 239000002828 fuel tank Substances 0.000 claims abstract description 48
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 103
- 239000010687 lubricating oil Substances 0.000 abstract description 9
- 238000005461 lubrication Methods 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000004519 grease Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 230000008450 motivation Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of integrated electric drive assembly, including speed reducer assembly and motor assembly, fuel tank is located in differential right housing body, input shaft and differential right housing body are sequentially connected, and there is bearing hole, one end of motor output shaft and motor casing body are sequentially connected, the other end is connect with differential right housing body spline, and it is extended in fuel tank through bearing hole, motor output shaft has the first oil guiding hole, second oil guiding hole and third oil guiding hole, first oil guiding hole is located in motor output end, second oil guiding hole is uniformly distributed in the first oil guiding hole in the radial direction, third oil guiding hole is uniformly distributed in the first oil guiding hole in the radial direction, input shaft oil seal encloses output shaft, input shaft oil seal has the first groove, first groove is connected to the second oil guiding hole, to guide the lubricating oil in fuel tank to motor output shaft and reducer input shaft Spline fitted at carry out continuous lubrication, adequately protect to spline, avoid inordinate wear.
Description
Technical field
The present invention relates to automobile technical field more particularly to a kind of integrated electric drive assembly.
Background technique
In order to alleviate the energy and environmental crisis, conventional fuel oil car makes the transition to hybrid vehicle and electric car.Mesh
Before, most of electrical drive power assembly of hybrid vehicle and pure electric automobile is between motor output shaft and reducer input shaft
Power is transmitted by spline type of attachment, matching spline, which applies, moistens grease, in use process, the perishable failure of lubricating grease, and then lead
Matching spline abrasion is caused, to bring noise problem.
Summary of the invention
The purpose of the present invention is to provide a kind of integrated electric drive assembly, it is intended to which solving most of electrical drive power assembly is
Power is transmitted by spline type of attachment between motor output shaft and reducer input shaft, matching spline applies profit grease, used
Cheng Zhong, the perishable failure of lubricating grease, and then matching spline is caused to wear, thus the problem of bringing noise problem.
To achieve the above object, the present invention provides a kind of integrated electric drive assembly, the integrated electric drive assembly
Including speed reducer assembly and motor assembly, the speed reducer assembly include retarder left shell, differential right housing body, fuel tank and
Input shaft, the differential right housing body are threadedly coupled with the retarder left shell, and are located at the one of the retarder left shell
Side, the fuel tank are located in the differential right housing body, and the input shaft and the differential right housing body are sequentially connected, and are located at
Side far from the retarder left shell, and there is bearing hole；
The motor assembly includes motor casing body, motor output shaft and input shaft oil seal, the motor casing body with
The differential right housing body by integral forming, and it is located remotely from the side of the retarder left shell, the one of the motor output shaft
End is sequentially connected with the motor casing body, and the other end is connect with the differential right housing body spline, and runs through the bearing
Hole extends in the fuel tank, and the center line of the motor output shaft is overlapped with the center line of the bearing hole, the motor
Output shaft has the first oil guiding hole, the second oil guiding hole and third oil guiding hole, and first oil guiding hole is located at the motor output end
It is interior, and it is located at side of the input shaft far from the motor casing body, the quantity at least two of second oil guiding hole,
And it is uniformly distributed in first oil guiding hole in the radial direction, and be located in the fuel tank, the quantity of the third oil guiding hole
At least two, and it is uniformly distributed in first oil guiding hole in the radial direction, and be located remotely from the side of the fuel tank, institute
It states input shaft oil seal to be fixedly connected with the output shaft, and encloses the output shaft, and be located in the fuel tank, the input shaft
Oil sealing has the first groove, the quantity at least two of first groove, and first groove and second oil guiding hole connect
It is logical, and it is located remotely from the side of the third oil guiding hole.
Wherein, the center line of the center line of second oil guiding hole and first oil guiding hole has the first angle, described
First angle is 45 ° -60 °.
Wherein, the center line of the center line of the third oil guiding hole and first oil guiding hole has the second angle, described
Second angle is 60 ° -70 °.
Wherein, the motor output shaft also has the second groove, and second groove is located at the circle of the motor output shaft
In circumferential direction, and extend along the motor output shaft centerline direction, and be connected to the third oil guiding hole.
Wherein, the speed reducer assembly further includes bearing, and the bearing and the motor output shaft are sequentially connected, and with institute
It states fuel tank to be fixedly connected, and between the fuel tank and the input shaft oil seal.
Wherein, the motor assembly further includes inner water sleeve, and the both ends of the inner water sleeve and the motor casing weld,
And it is located in the motor casing.
Wherein, the inner water sleeve has spiral shape sink, and the helix sink is located at the circumferencial direction of the inner water sleeve
On, and interference fit forms closed spiral cooling water channel between the motor casing.
Wherein, the motor casing has inlet opening and apopore, the inlet opening and the apopore and the spiral shell
Revolve cooling water channel connection.
Wherein, the motor assembly further includes controller assemblies and electric motor end cap, the controller assemblies and the electricity
Motivation shell is fixedly connected, and is located at the side of the motor casing, and the electric motor end cap is fixed with the motor casing
Connection, and between the motor casing and the controller assemblies.
Wherein, the electric motor end cap has outlet hole.
A kind of integrated electric drive assembly of the invention is located in the differential right housing body by the fuel tank, described
Input shaft and the differential right housing body are sequentially connected, and have bearing hole, and the motor casing body and the retarder are right
Shell is integrally formed, and one end of the motor output shaft and the motor casing body are sequentially connected, the other end and the deceleration
The connection of device right shell body spline, and extended in the fuel tank through the bearing hole, the motor output shaft has the first Oil Guide
Hole, the second oil guiding hole and third oil guiding hole, first oil guiding hole are located in the motor output end, and are located at the input shaft
Side far from the motor casing body, second oil guiding hole are uniformly distributed in the radial direction of first oil guiding hole
On, and be located in the fuel tank, the third oil guiding hole is uniformly distributed in first oil guiding hole in the radial direction, and is located at
Side far from the fuel tank, the input shaft oil seal encloses the output shaft, and is located in the fuel tank, the input shafting oil
Envelope has the first groove, and first groove is connected to second oil guiding hole, and is located remotely from the one of the third oil guiding hole
Side, to guide lubricating oil in the fuel tank by first groove, first oil guiding hole, second oil guiding hole and
Continuous lubrication is carried out at the third oil guiding hole to the spline fitted of the motor output shaft and the input shaft, and spline is carried out
It adequately protects, avoids inordinate wear, to avoid bringing noise problem.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of integrated electric drive assembly of the present invention；
Fig. 2 is the structural schematic diagram of the motor assembly in the present invention；
Fig. 3 is the structural schematic diagram of the motor casing body in the present invention；
Fig. 4 is the cross-sectional view of the input shaft and motor output shaft in the present invention.
In figure: 100- integrated electric drive assembly, 1- speed reducer assembly, 11- retarder left shell, 12- differential right housing
Body, 13- fuel tank, 14- input shaft, 15- bearing, 141- bearing hole, 2- motor assembly, 21- motor casing body, 211- water inlet
Hole, 212- apopore, 22- motor output shaft, the first oil guiding hole of 221-, the second oil guiding hole of 222-, 223- third oil guiding hole, 224-
Second groove, 23- input shaft oil seal, the first groove of 231-, 24- inner water sleeve, 241- spiral shape sink, 25- controller assemblies,
26- electric motor end cap, 261- outlet hole, the first angle of 2212-, the second angle of 2213-.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.In addition, in the description of the present invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
The present invention provides a kind of integrated electric drive assembly 100, the integrated electric drive assembly referring to FIG. 1 to FIG. 4,
100 include speed reducer assembly 1 and motor assembly 2, and the speed reducer assembly 1 includes retarder left shell 11, differential right housing
Body 12, fuel tank 13 and input shaft 14, the differential right housing body 12 are threadedly coupled with the retarder left shell 11, and are located at institute
State the side of retarder left shell 11, the fuel tank 13 is located in the differential right housing body 12, the input shaft 14 with it is described
Differential right housing body 12 is sequentially connected, and is located remotely from the side of the retarder left shell 11, and has bearing hole 141；
The motor assembly 2 includes motor casing body 21, motor output shaft 22 and input shaft oil seal 23, outside the motor
Shell 21 and the differential right housing body 12 are integrally formed, and are located remotely from the side of the retarder left shell 11, the electricity
One end of machine output shaft 22 and the motor casing body 21 are sequentially connected, and the other end and 12 spline of differential right housing body connect
It connects, and is extended in the fuel tank 13 through the bearing hole 141, and the center line of the motor output shaft 22 and the bearing
The center line in hole 141 is overlapped, and the motor output shaft 22 has the first oil guiding hole 221, the second oil guiding hole 222 and third oil guiding hole
223, first oil guiding hole 221 is located in the motor output end, and be located at the input shaft 14 far from the motor outside
The side of shell 21, the quantity at least two of second oil guiding hole 222, and it is uniformly distributed in first oil guiding hole 221
In the radial direction, and it is located in the fuel tank 13, the quantity at least two of the third oil guiding hole 223, and is uniformly distributed
In the radial direction in first oil guiding hole 221, and be located remotely from the side of the fuel tank 13, the input shaft oil seal 23 with
The output shaft is fixedly connected, and encloses the output shaft, and is located in the fuel tank 13, and the input shaft oil seal 23 has the
One groove 231, the quantity at least two of first groove 231, first groove 231 and second oil guiding hole 222
Connection, and it is located remotely from the side of the third oil guiding hole 223.
In the present embodiment, the differential right housing body 12 is threadedly coupled with the retarder left shell 11, and is located at
The side of the retarder left shell 11, threaded connection can tear the differential right housing body 12 and the retarder left shell 11 open
It unloads, facilitates maintenance.Electronics P mark structure is provided on the retarder left shell 11, it is convenient that the speed reducer assembly 1 is controlled
System realizes stopping brake.The fuel tank 13 is located in the differential right housing body 12, is stored with lubricating oil in the fuel tank 13.
The input shaft 14 is sequentially connected with the differential right housing body 12, and is located remotely from the side of the retarder left shell 11,
And there is bearing hole 141, the input shaft 14 is used for energy transmission.The motor casing body 21 and the differential right housing body
12 are integrally formed, and are located remotely from the side of the retarder left shell 11；In traditional electric drive assembly, the motor
Outer housing 21 and the differential right housing body 12 are that fixed progress power drive is bolted, and axial dimension causes greatly volume
Obvious bigger than normal and quality weight, causes transmission efficiency low, while the strength and stiffness of bolt fastening structure compare integrated box knot
Structure is weak, due to installation error and fabrication error when furthermore the motor casing body 21 and the differential right housing body 12 assemble,
14 axial line of the input shaft of the motor output shaft 22 and retarder not can guarantee concentricity, cause connection spline wear.
In embodiments of the present invention, one end of the motor output shaft 22 and the motor casing body 21 are sequentially connected, another
End is connect with 12 spline of differential right housing body, and is extended in the fuel tank 13 through the bearing hole 141, and the electricity
The center line of machine output shaft 22 is overlapped with the center line of the bearing hole 141, has internal spline on the differential right housing body 12,
On the motor output shaft 22 have external splines, spline connection have the advantage that because on axis with it is direct and equal on hub bore
More tooth and slot are produced evenly, therefore spline connection stress is more uniform；The number of teeth is more, and total contact area is larger, thus can hold
By biggish load；Parts on shaft and axis to neutral good, guiding performance is good.The service life of automobile is generally increased, automobile is enhanced
Stability；The motor output shaft 22 has the first oil guiding hole 221, the second oil guiding hole 222 and third oil guiding hole 223, described
First oil guiding hole 221 is located in the motor output end, and is located at the input shaft 14 far from the motor casing body 21
Side, the center line of first oil guiding hole 221 are overlapped with the center line of the motor output shaft 22, avoid bias, are reduced and are passed
Graduating energy；The quantity at least two of second oil guiding hole 222, and it is uniformly distributed in the radial direction of first oil guiding hole 221
On direction, and it is located in the fuel tank 13, the quantity at least two of the third oil guiding hole 223, and is uniformly distributed in described
First oil guiding hole 221 in the radial direction, and is located remotely from the side of the fuel tank 13, and being uniformly distributed prevents the motor from exporting
The weight at each position of axis 22 is different and eccentric, reduces transmitting kinetic energy.The motor output shaft 22 also has drainage trough simultaneously, described
The quantity of drainage trough is led with first groove 231, first oil guiding hole 221, second oil guiding hole 222 and the third
The quantity of oilhole 223 is equal, and is located in first oil guiding hole 221, and is located at second oil guiding hole 222 and described the
Between three oil guiding holes 223, first groove 231, second oil guiding hole 222, the drainage trough and the third oil guiding hole
223 are sequentially communicated, and the cross-sectional area of first groove 231 is in U-shape shape, have transitional function, avoid in the fuel tank 13
Lubricating oil directly largely from second oil guiding hole 222, results in waste of resources；Specific work process is；The motor
Motor in outer housing 21 drives the motor output shaft 22 to act, due to the motor output shaft 22 and the right shell of deceleration body
14 spline of the input shaft of body connects, and drives the speed reducer assembly 1 to act, the motor output shaft 22 is far from described electronic
One end of machine outer housing 21 operates in the fuel tank 13, stirs lubricating oil in the fuel tank 13 to first groove 231
It is interior, second oil guiding hole 222, first oil guiding hole 221 and the third oil guiding hole 223 are flowed through to the motor output shaft
22 and retarder the input shaft 14 spline fitted at carry out continuous lubrication, adequately protect to spline, avoid exception
Abrasion, to avoid bringing noise problem.
A kind of integrated electric drive assembly 100 of the invention is located at the differential right housing body 12 by the fuel tank 13
Interior, the input shaft 14 is sequentially connected with the differential right housing body 12, and has bearing hole 141, the motor casing body
21 are integrally formed with the differential right housing body 12, and one end of the motor output shaft 22 and the motor casing body 21 are driven
Connection, the other end are connect with 12 spline of differential right housing body, and extend to the fuel tank 13 through the bearing hole 141
Interior, the motor output shaft 22 has the first oil guiding hole 221, the second oil guiding hole 222 and third oil guiding hole 223, and described first leads
Oilhole 221 is located in the motor output end, and is located at side of the input shaft 14 far from the motor casing body 21, institute
It states the second oil guiding hole 222 and is uniformly distributed in first oil guiding hole 221 in the radial direction, and be located in the fuel tank 13, institute
It states third oil guiding hole 223 and is uniformly distributed in first oil guiding hole 221 in the radial direction, and be located remotely from the fuel tank 13
Side, the input shaft oil seal 23 enclose the output shaft, and are located in the fuel tank 13, and the input shaft oil seal 23 has the
One groove 231, first groove 231 are connected to second oil guiding hole 222, and are located remotely from the third oil guiding hole 223
Side, to guide lubricating oil in the fuel tank 13 by first groove 231, the first oil guiding hole 221, the second Oil Guide
It hole 222 and states and carries out continuous lubrication at third oil guiding hole 223 to the spline fitted of motor output shaft 22 and input shaft 14, to spline
It adequately protects, avoids inordinate wear, to avoid bringing noise problem.
Further, the center line of the center line of second oil guiding hole 222 and first oil guiding hole 221 has first
Angle 2212, first angle 2212 are 45 ° -60 °.In the present embodiment, the setting of first angle 2212 makes institute
It states the lubricating oil in the first groove 231 to accelerate to move into first oil guiding hole 221, improves lubricating efficiency, wherein described
First angle 2212 is optimum state when being 45 °.
Further, the center line of the center line of the third oil guiding hole 223 and first oil guiding hole 221 has second
Angle 2213, second angle 2213 are 60 ° -70 °.In the present embodiment, the setting of second angle 2213 makes to moisten
Lubricating oil is gently flowed to the spline junction of the motor output shaft 22 and the input shaft 14, can consistent to spline into
Row lubrication, has not only achieved the purpose that lubrication, but also saved resource.
Further, the motor output shaft 22 also has the second groove 224, and second groove 224 is located at the electricity
On the circumferencial direction of machine output shaft 22, and along 22 centerline direction of motor output shaft extend, and with the third oil guiding hole
223 connections.In the present embodiment, second groove 224 has drainage, for guiding lubricating oil at spline fitted
Flowing enhances lubricant effect.
Further, the speed reducer assembly 1 further includes bearing 15, and the bearing 15 is driven with the motor output shaft 22
Connection, and be fixedly connected with the fuel tank 13, and between the fuel tank 13 and the input shaft oil seal 23.In this embodiment party
In formula, the bearing 15 is used to support the motor output shaft 22, reduces the coefficient of friction in its motion process, and guarantee its time
Turn precision.
Further, the motor assembly 2 further includes inner water sleeve 24, the both ends of the inner water sleeve 24 and the motor
Shell welding, and be located in the motor casing.The inner water sleeve 24 has spiral shape sink 241, the helix sink
Interference fit forms closed spiral cooling on the circumferencial direction of the inner water sleeve 24, and between the motor casing
Water channel.Traditional motor cooling water channel is close using O-ring progress between the motor casing body 21 and the inner water sleeve 24
It seals, in use process, hot environment is easy to make O-ring ageing failure, causes to leak, and influences the integrated electric drive assembly
100 use, or even safety accident occurs.In embodiments of the present invention, the both ends of the inner water sleeve 24 with it is described electronic
Machine outer housing 21 welds, and middle part and the motor casing body 21 are interference fitted, and the spiral shape sink on circumferencial direction
Closed spiral cooling water channel is formed between 241 and the motor casing body 21, structural strength is good, and leakproofness is strong, uses the longevity
Life length, and good heat dissipation effect.
Further, the motor casing have inlet opening 211 and apopore 212, the inlet opening 211 and it is described go out
Water hole 212 is connected to the spiral cooling water channel.In the present embodiment, the motor casing body 21 is cavity structure, cold
But liquid can be entered by the inlet opening 211 in 21 cavity of motor casing body and in the spiral cooling water channel, by described
Apopore 212 flows out, and circulates refrigeration, enhances heat dissipation effect.
Further, the motor assembly 2 further includes controller assemblies 25 and electric motor end cap 26, the controller assemblies
25 are fixedly connected with the motor casing, and are located at the side of the motor casing, the electric motor end cap 26 and the electricity
Motivation shell is fixedly connected, and between the motor casing and the controller assemblies 25.In the present embodiment, institute
Stating controller assemblies 25 is other electronics for controlling the starting of motor, operation, advance and retreat, speed, stopping and electric vehicle
The kernel control chip of device.The controller assemblies 25 have inlet and outlet, the water inlet and the electricity simultaneously
The apopore 212 on motivation outer housing 21 is connected to by water swivel, O-ring seal that there are two the both ends settings of water swivel,
Motor and the controller assemblies 25 share a set of cooling system, have saved space, have reduced cost.The electric motor end cap 26 is used
To fix and support machine shaft.
Further, the electric motor end cap 26 has outlet hole 261.In the present embodiment, the stator coil copper of motor
Nose is connect with controller copper bar out with from the outlet hole 261, is reduced the use of high-voltage line, is reduced costs.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and weighs according to the present invention
Benefit requires made equivalent variations, still belongs to the scope covered by the invention.
Claims (10)
1. a kind of integrated electric drive assembly, it is characterised in that: including speed reducer assembly and motor assembly, the retarder is total
At including retarder left shell, differential right housing body, fuel tank and input shaft, the differential right housing body and the retarder left housing
Body is threadedly coupled, and is located at the side of the retarder left shell, and the fuel tank is located in the differential right housing body, described defeated
Enter axis and the differential right housing body is sequentially connected, and is located remotely from the side of the retarder left shell, and there is bearing hole；
The motor assembly includes motor casing body, motor output shaft and input shaft oil seal, the motor casing body with
The differential right housing body by integral forming, and it is located remotely from the side of the retarder left shell, the one of the motor output shaft
End is sequentially connected with the motor casing body, and the other end is connect with the differential right housing body spline, and runs through the bearing
Hole extends in the fuel tank, and the center line of the motor output shaft is overlapped with the center line of the bearing hole, the motor
Output shaft has the first oil guiding hole, the second oil guiding hole and third oil guiding hole, and first oil guiding hole is located at the motor output end
It is interior, and it is located at side of the input shaft far from the motor casing body, the quantity at least two of second oil guiding hole,
And it is uniformly distributed in first oil guiding hole in the radial direction, and be located in the fuel tank, the quantity of the third oil guiding hole
At least two, and it is uniformly distributed in first oil guiding hole in the radial direction, and be located remotely from the side of the fuel tank, institute
It states input shaft oil seal to be fixedly connected with the output shaft, and encloses the output shaft, and be located in the fuel tank, the input shaft
Oil sealing has the first groove, the quantity at least two of first groove, and first groove and second oil guiding hole connect
It is logical, and it is located remotely from the side of the third oil guiding hole.
2. integrated electric drive assembly as described in claim 1, it is characterised in that: the center line of second oil guiding hole and institute
The center line for stating the first oil guiding hole has the first angle, and first angle is 45 ° -60 °.
3. integrated electric drive assembly as claimed in claim 2, it is characterised in that: the center line of the third oil guiding hole and institute
The center line for stating the first oil guiding hole has the second angle, and second angle is 60 ° -70 °.
4. integrated electric drive assembly as claimed in claim 3, it is characterised in that:
The motor output shaft also has the second groove, and second groove is located on the circumferencial direction of the motor output shaft,
And extend along the motor output shaft centerline direction, and be connected to the third oil guiding hole.
5. integrated electric drive assembly as described in claim 1, it is characterised in that: the speed reducer assembly further includes bearing,
The bearing and the motor output shaft are sequentially connected, and are fixedly connected with the fuel tank, and are located at the fuel tank and described defeated
Enter between shafting oil envelope.
6. integrated electric drive assembly as described in claim 1, it is characterised in that: the motor assembly further includes interior water
Set, the both ends of the inner water sleeve and the motor casing weld, and are located in the motor casing.
7. integrated electric drive assembly as claimed in claim 6, it is characterised in that: the inner water sleeve has spiral shape sink,
The helix sink is located on the circumferencial direction of the inner water sleeve, and between the motor casing interference fit formed it is close
The spiral cooling water channel closed.
8. integrated electric drive assembly as claimed in claim 7, it is characterised in that: the motor casing have inlet opening and
Apopore, the inlet opening and the apopore are connected to the spiral cooling water channel.
9. integrated electric drive assembly as described in claim 1, it is characterised in that: the motor assembly further includes controller
Component and electric motor end cap, the controller assemblies are fixedly connected with the motor casing, and are located at the motor casing
Side, the electric motor end cap are fixedly connected with the motor casing, and are located at the motor casing and the controller group
Between part.
10. integrated electric drive assembly as claimed in claim 9, it is characterised in that: the electric motor end cap has outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198894.2A CN109774463B (en) | 2019-03-15 | 2019-03-15 | Integrated electric drive assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198894.2A CN109774463B (en) | 2019-03-15 | 2019-03-15 | Integrated electric drive assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109774463A true CN109774463A (en) | 2019-05-21 |
| CN109774463B CN109774463B (en) | 2024-05-07 |
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|---|---|---|---|
| CN201910198894.2A Active CN109774463B (en) | 2019-03-15 | 2019-03-15 | Integrated electric drive assembly |
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| CN207333661U (en) * | 2017-10-16 | 2018-05-08 | 重庆幻速汽车配件有限公司 | Electric drive assembly lubricating system |
| CN210027038U (en) * | 2019-03-15 | 2020-02-07 | 重庆青山工业有限责任公司 | Integrated electric drive assembly |
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2019
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| JPH01216165A (en) * | 1988-02-20 | 1989-08-30 | Aisin Aw Co Ltd | Lubricating structure of bearing portion in automatic transmission |
| CN202612575U (en) * | 2012-05-25 | 2012-12-19 | 安徽星瑞齿轮传动有限公司 | Car transmission box |
| WO2016017351A1 (en) * | 2014-08-01 | 2016-02-04 | Ntn株式会社 | Cycloidal speed reducer and in-wheel motor drive device provided with same |
| CN105736557A (en) * | 2016-03-18 | 2016-07-06 | 重庆长安汽车股份有限公司 | Idling matched structure of gear and shaft of manual transmission |
| CN206983728U (en) * | 2017-07-06 | 2018-02-09 | 株洲欧格瑞传动股份有限公司 | A kind of electric drive assembly with high speed shaft lubricating arrangement |
| CN207333661U (en) * | 2017-10-16 | 2018-05-08 | 重庆幻速汽车配件有限公司 | Electric drive assembly lubricating system |
| CN210027038U (en) * | 2019-03-15 | 2020-02-07 | 重庆青山工业有限责任公司 | Integrated electric drive assembly |
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| Publication number | Publication date |
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| CN109774463B (en) | 2024-05-07 |
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