CN209180249U - A kind of transmission device and brake mounting structure of electric vehicle - Google Patents
A kind of transmission device and brake mounting structure of electric vehicle Download PDFInfo
- Publication number
- CN209180249U CN209180249U CN201821957547.0U CN201821957547U CN209180249U CN 209180249 U CN209180249 U CN 209180249U CN 201821957547 U CN201821957547 U CN 201821957547U CN 209180249 U CN209180249 U CN 209180249U
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- China
- Prior art keywords
- electric vehicle
- ring flange
- brake
- motor
- transmission shaft
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Abstract
The utility model relates to electric accessory motor technical fields, transmission device and brake mounting structure more particularly to a kind of electric vehicle, including ring flange, the ring flange is equipped with the internal spline structure for cooperating motor output shaft, described ring flange one end is fixedly connected with the transmission shaft of electric vehicle, the ring flange is used to connect the transmission shaft of motor and electric vehicle, by being mounted with ring flange between the motor and transmission shaft of electric vehicle, motor is set to can be good at connecting with transmission shaft, reduce directly wearing down motor and drive shaft caused by driving axis connection and damage, reduce the cost of electric vehicle, improve the security performance of electric vehicle.
Description
Technical field
The utility model relates to electric accessory motor technical field, the transmission device and brake of especially a kind of electric vehicle are pacified
Assembling structure.
Background technique
With the continuous development of society, people are also continuously increased the demand of automobile, thus to Automobile Design, manufacture,
The plates such as sale are proposed more strict requirements, wherein the safety of vehicle body, body lightening and automobile body welding automation
The hot spot even more developed at present is proposed electric vehicle under the requirement of present environmental protection, in electric automobiles, usual electric vehicle
Motor be directly connected to the drive shaft of electric vehicle, so that electric vehicle is worked, directly drive shaft be connected on motor by this,
Drive shaft damage is larger, is unfavorable for the protection to electric vehicle integral body, needs to increase a transmission shaft in this case, to subtract
Low drive shaft is worn down and is damaged, for needing to install a reasonable transmission device between the motor and transmission shaft of electric vehicle,
Cooperate well between motor and transmission shaft to realize, and centre brake can be installed in the case where installing transmission device
The transmission shaft of electric vehicle is braked.
Utility model content
The goal of the invention of the utility model is: after transmission shaft is installed there are electric vehicle for the prior art, motor and biography
The problem of installing reasonable transmission device is needed between moving axis, and the transmission device and brake installation knot of a kind of electric vehicle are provided
Structure.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of transmission device of electric vehicle, including ring flange, the ring flange are equipped with for cooperating the interior of motor output shaft
Spline structure, described ring flange one end are fixedly connected with the transmission shaft of electric vehicle, and the ring flange is for connecting motor and electronic
The transmission shaft of vehicle, the length of the ring flange are 150~180mm, and the annular diameters of the ring flange are 55~75mm, described interior
Spline and the length of motor output shaft cooperation are 50~60mm.
As a preferred embodiment of the present invention, the transmission shaft of the ring flange and electric vehicle is bolted to connection,
The outer annular diameter of the centre hole in bolts of the ring flange is 110~120mm, can not only fixed flange and transmission well
Axis, and also facilitate in the maintenance process in later period.
As a preferred embodiment of the present invention, the connection bolt of the transmission shaft of the ring flange and electric vehicle is set as 4
A, four orientation of ring flange are bolted, and increase the stability of the transmission shaft of ring flange and electric vehicle.
A kind of brake mounting structure of electric vehicle, the transmission dress including the fixed device of brake and above-mentioned electric vehicle
It sets, the fixed device one end of the brake is fixed on the shell of motor, and the fixed device other end of the brake is used for
The transmission device of fixed centre brake, the electric vehicle is arranged inside the centre brake.
As a preferred embodiment of the present invention, the fixed device of the brake is circular ring structure, the output of the motor
Axis passes through the through-hole of the annulus, and the outer notch for being equipped with cooperation centre brake shape of the annulus, the notch is V
Type, the V-type corner be rounding off, annulus for well cooperate motor output shaft and ring flange, notch cooperation in
Centre brake shape can be good at being mounted on centre brake on brake mounting structure.
As a preferred embodiment of the present invention, it is additionally provided on the outer ring of the annulus not in the connection of the indentation, there
Ear, the engaging lug are fixedly connected with the shell of motor, are fixedly connected by engaging lug with the shell of motor, are enhanced central system
The stability of dynamic device installation.
As a preferred embodiment of the present invention, the annulus, notch and engaging lug are integrally formed, and facilitate brake solid
Determine the production of device.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, it by being mounted with ring flange between the motor and transmission shaft of electric vehicle, can be good at motor with transmission shaft
It connects, reduces directly wearing down motor and drive shaft caused by driving axis connection and damage, reduce electric vehicle
Cost improves the security performance of electric vehicle.
2, it is provided with the mounting structure of brake on motor, centre brake is mounted on the fixed device of brake,
Transmission device can not only transmit the power of motor to transmission shaft, also can be when brake brakes transmission shaft, to electricity
Motor-car is braked.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this ring flange；
Fig. 2 is the structural schematic diagram of brake mounting structure in the utility model；
Fig. 3 is the assembling schematic diagram of ring flange and brake mounting structure；
Fig. 4 be Fig. 3 in A to structural schematic diagram；
Fig. 5 be Fig. 3 in B to structural schematic diagram；
Marked in the figure: 1- ring flange, 2- internal spline, the fixed device of 3- brake, 4- annulus, 5- through-hole, 6- outer ring, 7- are lacked
Mouthful, 8- engaging lug.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, a kind of transmission device of electric vehicle, including ring flange 1, ring flange 1 are equipped with for cooperating motor defeated
The internal spline structure of shaft, 1 one end of ring flange are fixedly connected with the transmission shaft of electric vehicle, and ring flange 1 is for connecting motor and electricity
The transmission shaft of motor-car, the length of ring flange 1 are 150~180mm, and the annular diameters of ring flange 1 are 55~75mm, internal spline 2 with
The length of motor output shaft cooperation is 50~60mm, and in the present embodiment, 1 length of ring flange is 168.5mm, the inner ring of ring flange 1
Diameter is 64mm, and internal spline 2 and motor output shaft length of fit are 56mm.
In the present embodiment, ring flange 1 and the transmission shaft of electric vehicle are bolted to connection, ring flange 1 and electric vehicle
The connection bolt of transmission shaft is set as 4, and the outer annular diameter of the centre hole in bolts of ring flange 1 is 110~120mm, the present embodiment
In, the outer annular diameter of the centre hole in bolts of ring flange 1 is 116mm.
As shown in Fig. 2, a kind of brake mounting structure of electric vehicle, including the fixed device 3 of brake and above-mentioned electronic
The transmission device of vehicle, fixed 3 one end of device of brake are fixed on the shell of motor, fixed 3 other end of device of brake
For fixing centre brake, the centrally disposed brake inside of the transmission device of electric vehicle.
In the present embodiment, the fixed device 3 of brake is 4 structure of annulus, and the output shaft of motor passes through the through-hole 5 of annulus 4, circle
The outer ring 6 of ring 4 is equipped with the notch 7 of cooperation centre brake shape, and notch 7 is V-type, and V-type corner is rounding off, annulus 4
Outer ring 6 on be additionally provided with engaging lug 8 not at notch 7, engaging lug 8 is fixedly connected with the shell of motor.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of transmission device of electric vehicle, which is characterized in that including ring flange (1), the ring flange (1) is equipped with for cooperating
The transmission shaft of the internal spline (2) of motor output shaft, described ring flange (1) one end and electric vehicle is fixed, and the ring flange (1) is used for
The transmission shaft of motor and electric vehicle is connected, the length of the ring flange (1) is 150~180mm, the inner ring of the ring flange (1)
Diameter is 55~75mm, and the length that the internal spline (2) and motor output shaft cooperate is 50~60mm.
2. a kind of transmission device of electric vehicle according to claim 1, which is characterized in that the ring flange (1) with it is electronic
The transmission shaft of vehicle is bolted to connection, and the outer annular diameter of the centre hole in bolts of the ring flange (1) is 110~120mm.
3. a kind of transmission device of electric vehicle according to claim 2, which is characterized in that the ring flange (1) with it is electronic
The connection bolt of the transmission shaft of vehicle is set as 4.
4. a kind of brake mounting structure of electric vehicle, which is characterized in that wanted including brake fixed device (3) and aforesaid right
The transmission device of electric vehicle described in 1~3 any one is sought, fixed device (3) one end of the brake is fixed at motor
Shell on, for fixing centre brake, the transmission device of the electric vehicle is set fixed device (3) other end of the brake
It sets inside the centre brake.
5. a kind of brake mounting structure of electric vehicle according to claim 4, which is characterized in that the brake is fixed
Device (3) is annulus (4), and the output shaft of the motor passes through the through-hole (5) of the annulus (4), the outer ring of the annulus (4)
(6) it is equipped with the notch (7) of cooperation centre brake shape, the notch (7) is V-type, and the V-type corner is rounding off.
6. a kind of brake mounting structure of electric vehicle according to claim 5, which is characterized in that the annulus (4)
Outer ring (6) is equipped with the engaging lug (8) not at the notch (7), and the engaging lug (8) is fixedly connected with the shell of motor.
7. a kind of brake mounting structure of electric vehicle according to claim 6, which is characterized in that the annulus (4) lacks
Mouth (7) and engaging lug (8) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957547.0U CN209180249U (en) | 2018-11-23 | 2018-11-23 | A kind of transmission device and brake mounting structure of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957547.0U CN209180249U (en) | 2018-11-23 | 2018-11-23 | A kind of transmission device and brake mounting structure of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209180249U true CN209180249U (en) | 2019-07-30 |
Family
ID=67374516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821957547.0U Active CN209180249U (en) | 2018-11-23 | 2018-11-23 | A kind of transmission device and brake mounting structure of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209180249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296661A (en) * | 2018-11-23 | 2019-02-01 | 东风小康汽车有限公司重庆分公司 | A kind of transmission device and brake mounting structure of electric vehicle |
-
2018
- 2018-11-23 CN CN201821957547.0U patent/CN209180249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296661A (en) * | 2018-11-23 | 2019-02-01 | 东风小康汽车有限公司重庆分公司 | A kind of transmission device and brake mounting structure of electric vehicle |
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