CN109878312A - A kind of integrated coaxial electric driver - Google Patents
A kind of integrated coaxial electric driver Download PDFInfo
- Publication number
- CN109878312A CN109878312A CN201910321739.5A CN201910321739A CN109878312A CN 109878312 A CN109878312 A CN 109878312A CN 201910321739 A CN201910321739 A CN 201910321739A CN 109878312 A CN109878312 A CN 109878312A
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- CN
- China
- Prior art keywords
- driving motor
- output shaft
- retarder
- electric machine
- machine controller
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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.)
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Abstract
The present invention discloses a kind of integrated coaxial electric driver, and described device includes: electric machine controller, driving motor, retarder and shell；The electric machine controller, the driving motor and the retarder are arranged in the shell；The electric machine controller is laid in the rear of the driving motor, and the retarder is laid in the side of the driving motor and the electric machine controller；The electric machine controller is connect by three-phase winding displacement with the driving motor；The driving gear of the driving motor and the retarder is coaxially connected.Electric machine controller, driving motor, retarder are integrated in one and are encapsulated in shell by the above-mentioned apparatus in the present invention, greatly reduce the overall dimensions of device.
Description
Technical field
The present invention relates to electric driver fields, more particularly to a kind of integrated coaxial electric driver.
Background technique
The electric driver of automobile generally comprises three parts: driving motor, electric machine controller, retarder.Existing electricity
The usual driving motor of driving device, electric machine controller and the manufacture of retarder three parts independent design；Or driving motor and motor
Controller integrated design, but retarder independent design manufactures.Existing reducer for vehicle is two stage reducer currently on the market, is moved
Power input shaft and output shaft be not coaxial, for guarantee design transmission ratio, needed between input shaft and output shaft it is enough between
Away from, in addition consider the arrangement of jackshaft, though manufacturer has carried out structure optimization to retarder, but, the ruler of retarder
Very little and weight is still bigger.When driving motor and retarder assemble, motor output shaft is coaxial with reducer input shaft, and retarder is defeated
Farther out, driving device entirety occupied space is larger for shaft and motor distance.
In addition, the connection between driving motor and electric machine controller, since high voltage cable is more thick and stiff, when assembly, operation is not
Just.And the connection of driving motor and retarder can not be matched directly since the two shell end surface shape is different, need in addition to increase
Add ring flange as transition connecting structure, increases car weight and production cost.
Summary of the invention
The object of the present invention is to provide a kind of integrated coaxial electric drivers, effectively reduce the size of electric driver.
To achieve the above object, the present invention provides following schemes:
A kind of integrated coaxial electric driver, described device include: electric machine controller, driving motor, retarder, shell
Body；
The electric machine controller, the driving motor and the retarder are arranged in the shell；
The electric machine controller is laid in the rear of the driving motor, the retarder be laid in the driving motor and
The side of the electric machine controller；
The electric machine controller is connect by three-phase winding displacement with the driving motor；
The driving gear of the driving motor and the retarder is coaxially connected.
Optionally, the driving motor specifically includes stator coil, rotor coil and power output shaft.
Optionally, the retarder specifically include driving gear, driven gear, the first transmission gear, the second transmission gear,
Jackshaft, the first output shaft, the second output shaft and differential mechanism；
The stator coil is connect with the shell, the rotor coil and the power output axis connection,
The driving gear and the power output axis connection, are input to the retarder, the driving gear for power
It is engaged with first transmission gear and carries out primary speed-down, second transmission gear is passed by the jackshaft and described first
Moving gear be connected, second transmission gear is engaged with the driven gear, progress double reduction, the driven gear also with institute
The first output axis connection is stated, first output shaft also extends through the power output shaft；
First output shaft passes through the differential mechanism and the second output axis connection.
Optionally, the electric machine controller includes control element, and the control element is connect with the driving motor.
Optionally, the power output shaft is hollow shaft.
Optionally, first output shaft, second output shaft and the power output shaft are coaxial.
Optionally, the retarder is two stage reducer.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
By being arranged electric machine controller, driving motor and retarder in the shell in the present invention；And by motor
Controller is laid in the rear of the driving motor, and retarder is laid in the side of the driving motor, and electric machine controller is logical
Three-phase winding displacement is crossed to connect with driving motor；The driving gear of driving motor and the retarder is coaxially connected, forms an one
Makeup is set, and the size of electric driver is substantially reduced, and simplifies vehicle assemble flow, improves the reliability of device.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is integrated coaxial of embodiment of the present invention electric driver structural schematic diagram；
Fig. 2 is integrated coaxial of embodiment of the present invention electric driver top view；
Fig. 3 is integrated coaxial of embodiment of the present invention electric driver internal structure chart.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of integrated coaxial electric drivers, effectively reduce the size of electric driver.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is integrated coaxial of embodiment of the present invention electric driver structural schematic diagram, and Fig. 2 is one of the embodiment of the present invention
The coaxial electric driver top view of formula, as depicted in figs. 1 and 2, described device include: electric machine controller 1, driving motor 2, slow down
Device 3, shell 4；
The electric machine controller 1, the driving motor 2 and the retarder 3 are arranged in the shell 4, not logical
It crosses external structure to be connected, forms integral structure.
The electric machine controller 1 is laid in the rear of the driving motor 2, and the retarder 3 is laid in the driving electricity
The side of machine 2 and the electric machine controller 1；
The electric machine controller 1 is connect by three-phase winding displacement with the driving motor 2；
The driving gear of the driving motor 2 and the retarder 3 is coaxially connected.
By above-mentioned connection type, so that entire electric driver forms an integral structure, arrangement is saved
Space.
Fig. 3 is integrated coaxial of embodiment of the present invention electric driver internal structure chart, as shown in figure 3, the motor control
Device 1 processed includes control element 101, and the control element 101 is connect with the driving motor 2.The control element 101 is laid in
The left back of described device is connect with driving motor 2 in 4 inside of shell by high pressure three-phase winding displacement 5, is realized to driving motor
The control of the functions such as output power, output torque, rotation direction, rotational speed and energy regenerating.
The driving motor 2 specifically includes stator coil 201, rotor coil 202 and power output shaft 203.
The stator coil 201 is fixedly connected with the shell 4, and the rotor coil 202 is mounted in the driving motor
On power output shaft 203, after energization, stator coil 201 generates magnetic field, and drive rotor coil 202 rotates, and passes through power output shaft
203 output powers, the specific power output shaft 203 are hollow shaft.
The retarder 3 specifically includes driving gear 301, driven gear 302, the first transmission gear 303, the second driving cog
Wheel 304, jackshaft 305, the first output shaft 306, the second output shaft 307 and differential mechanism 308.
The retarder 3 be two stage reducer, by driving gear 301, driven gear 302, the first transmission gear 303,
Second transmission gear 304 outputs power after slowing down.
The driving gear 301 is connect with the power output shaft 203, and power is input to the retarder, the master
Moving gear 301 is engaged with first transmission gear 303 carries out primary speed-down, and second transmission gear 304 passes through in described
Between axis 305 be connected with first transmission gear 303, second transmission gear 304 is engaged with the driven gear 302, into
Row double reduction.And outputed power by first output shaft, the driven gear 302 also with first output shaft
306 connections, first output shaft 306 also extends through the power output shaft 203, from motor side output power；
First output shaft 306 is connect by the differential mechanism 308 with second output shaft 307.
Specifically, first output shaft 306, second output shaft 307 and the power output shaft 203 are coaxial,
Effectively reduce the overall dimensions of device.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (7)
1. a kind of integrated coaxial electric driver, which is characterized in that described device includes: electric machine controller, driving motor, subtracts
Fast device, shell；
The electric machine controller, the driving motor and the retarder are arranged in the shell；
The electric machine controller is laid in the rear of the driving motor, and the retarder is laid in the driving motor and described
The side of electric machine controller；
The electric machine controller is connect by three-phase winding displacement with the driving motor；
The driving gear of the driving motor and retarder is coaxially connected.
2. integrated coaxial driving device according to claim 1, which is characterized in that the driving motor specifically includes fixed
Subcoil, rotor coil and power output shaft.
3. integrated coaxial driving device according to claim 2, which is characterized in that the retarder specifically includes actively
Gear, driven gear, the first transmission gear, the second transmission gear, jackshaft, the first output shaft, the second output shaft and differential
Device；
The stator coil is connect with the shell, the rotor coil and the power output axis connection,
The driving gear and the power output axis connection, are input to the retarder, the driving gear and institute for power
It states the engagement of the first transmission gear and carries out primary speed-down, second transmission gear passes through the jackshaft and first driving cog
Wheel is connected, and second transmission gear is engaged with the driven gear, progress double reduction, and the driven gear is also with described the
One output axis connection, first output shaft also extend through the power output shaft；
First output shaft passes through the differential mechanism and the second output axis connection.
4. integrated coaxial driving device according to claim 1, which is characterized in that the electric machine controller includes control
Element, the control element are connect with the driving motor.
5. integrated coaxial driving device according to claim 2, which is characterized in that the power output shaft is hollow
Axis.
6. integrated coaxial driving device according to claim 3, which is characterized in that first output shaft, described
Two output shafts and the power output shaft are coaxial.
7. integrated coaxial driving device according to claim 1, which is characterized in that the retarder is double reduction
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321739.5A CN109878312A (en) | 2019-04-22 | 2019-04-22 | A kind of integrated coaxial electric driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321739.5A CN109878312A (en) | 2019-04-22 | 2019-04-22 | A kind of integrated coaxial electric driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109878312A true CN109878312A (en) | 2019-06-14 |
Family
ID=66937991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910321739.5A Pending CN109878312A (en) | 2019-04-22 | 2019-04-22 | A kind of integrated coaxial electric driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109878312A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682800A (en) * | 2019-10-31 | 2020-01-14 | 重庆长安新能源汽车科技有限公司 | Integrated form electric drive system assembly and electric automobile |
| WO2022032520A1 (en) * | 2020-08-12 | 2022-02-17 | 蔚然（南京）动力科技有限公司 | Coaxial asynchronous electric drive system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207955302U (en) * | 2018-02-07 | 2018-10-12 | 广州小鹏汽车科技有限公司 | Electric driver and electric vehicle |
| CN208585075U (en) * | 2018-07-12 | 2019-03-08 | 上海欣原汽车技术开发有限公司 | One kind being coaxially integrated electric drive vehicle bridge |
| CN109572417A (en) * | 2019-01-24 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of integrated two gears electric drive assembly |
-
2019
- 2019-04-22 CN CN201910321739.5A patent/CN109878312A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207955302U (en) * | 2018-02-07 | 2018-10-12 | 广州小鹏汽车科技有限公司 | Electric driver and electric vehicle |
| CN208585075U (en) * | 2018-07-12 | 2019-03-08 | 上海欣原汽车技术开发有限公司 | One kind being coaxially integrated electric drive vehicle bridge |
| CN109572417A (en) * | 2019-01-24 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of integrated two gears electric drive assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682800A (en) * | 2019-10-31 | 2020-01-14 | 重庆长安新能源汽车科技有限公司 | Integrated form electric drive system assembly and electric automobile |
| WO2022032520A1 (en) * | 2020-08-12 | 2022-02-17 | 蔚然（南京）动力科技有限公司 | Coaxial asynchronous electric drive system |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20220325 Address after: 215000 No. 8, Shenggang street, Suzhou Industrial Park, Suzhou, Jiangsu Applicant after: Suzhou TONGJIE Automotive Electronics Co.,Ltd. Address before: 215000 No. 528, Wutaishan Road, science and Technology City, Huqiu District, Suzhou City, Jiangsu Province Applicant before: SUZHOU TONGJIE AUTOMOTIVE TECHNOLOGY DEVELOPMENT Co.,Ltd. |