CN207389181U - A kind of magnetic fluid formula brake apparatus - Google Patents
A kind of magnetic fluid formula brake apparatus Download PDFInfo
- Publication number
- CN207389181U CN207389181U CN201721380222.6U CN201721380222U CN207389181U CN 207389181 U CN207389181 U CN 207389181U CN 201721380222 U CN201721380222 U CN 201721380222U CN 207389181 U CN207389181 U CN 207389181U
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- transmission shaft
- magnetic fluid
- motor
- housing
- brake apparatus
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Abstract
The utility model discloses a kind of magnetic fluid formula brake apparatus, including housing and transmission shaft, the transmission shaft is located at the in vivo shaft part of shell and is provided with multiple flabellums, bellmouth is provided centrally with along the shaft part in the transmission shaft shell, the output axis connection of push rod sphenoid, the push rod sphenoid and motor is provided in the bellmouth；Magnetic fluid is provided in space between the housing and transmission shaft, coil is provided in the housing side wall parallel with transmission shaft, the coil is connected with input power, and the input power is connected with motor.Using the utility model, the requirement to braking motor is reduced, reduces cost.
Description
Technical field
The utility model is related to electric vehicle engineering fields, more particularly to a kind of magnetic fluid formula braking dress used for electric vehicle
It puts.
Background technology
Conventional braking systems, the realization of braking, be by driver's applied force on brake pedal, after by vacuum servo
The amplification of system and be converted into hydraulic coupling, effect on the brake, so as to fulfill braking, the vacuum servo system on present automobile
System is made of vacuum booster with master cylinder, vacuum tank, vacuum pump, vacuum tube.Wherein, vacuum booster with master cylinder profit
With vacuum and the pressure differential of air, driver is applied and is amplified with the brake force on foot pedal, and by this power conduct to
Master cylinder establishes hydraulic pressure, realizes transformation of the pedal force to hydraulic coupling, and braking is realized also by pressure conduction to brake
Braking.
The working method of existing brake, brake force is mainly derived from motor, therefore the requirement to motor is very high.
Utility model content
The purpose of this utility model provides a kind of magnetic fluid formula brake apparatus, improves the performance of brake apparatus.
Existing in the prior art to solve the problems, such as, the utility model provides a kind of magnetic fluid formula braking dress used for electric vehicle
It puts, which includes housing and transmission shaft, and the transmission shaft is located at the in vivo shaft part of shell and is provided with multiple flabellums, along the transmission
The in vivo shaft part of axle housing is provided centrally with bellmouth, is provided with push rod sphenoid in the bellmouth, the push rod sphenoid with
The output axis connection of motor；Magnetic fluid is provided in space between the housing and transmission shaft, the housing is put down with transmission shaft
Coil is provided in capable side wall, the coil is connected with input power, and the input power is connected with motor.
Preferably, the motor is connected by carbon brush with input power.
Preferably, the transmission shaft is provided with a groove close to the shaft part of housing lower margin, and the motor is arranged at groove
Interior, the groove is connected with the bellmouth.Since the motor in the technical solution of the utility model only needs driving to be driven
Axis, which is rotated, is arranged on motor in transmission shaft, reduces the overall volume of brake, saves space.
Preferably, the upper end cover for being arranged at housing upper end is further included, the upper end cover top is provided with wheel rim installation end face；
The junction of the upper end cover and housing is provided with clutch shaft bearing.Improve bearing capacity.
Preferably, the junction of the transmission shaft and housing lower margin is provided with second bearing.Improve bearing capacity.
In addition, the utility model additionally provides a kind of braking system of electric car, including entire car controller, input power and
Brake, the entire car controller are connected with brake, and the brake is connected with input power；The brake includes：Shell
Body and transmission shaft, the transmission shaft are located at the in vivo shaft part of shell and are provided with multiple flabellums, and the transmission shaft is located at the in vivo axis of shell
Bellmouth is provided at Duan Zhongxin, push rod sphenoid, the output of the push rod sphenoid and motor are provided in the bellmouth
Axis connection；Magnetic fluid is provided in space between the housing and transmission shaft, in the housing side wall parallel with transmission shaft
Coil is provided with, the coil is connected through the first relay with input power, and the input power with motor through being connected；
When input power is coil and motor is powered, the motor driving push rod sphenoid movement, push rod sphenoid
Movement makes flabellum be stretched out from transmission shaft, and flabellum is subject to the direction phase that the direction of the magnetic field force of magnetic fluid generation is rotated with transmission shaft
Instead；When input power is not powered for coil and motor, the flabellum is in gather state.
Preferably, the motor is connected by carbon brush with input power.
Preferably, the transmission shaft is provided with a groove close to the shaft part of housing lower margin, and the motor is arranged at groove
Interior, the groove is connected with the bellmouth.
Preferably, the brake further includes：The upper end cover of housing upper end is arranged at, the upper end cover top is provided with wheel
Circle installation end face；The junction of the upper end cover and housing is provided with clutch shaft bearing.
Preferably, the junction of the transmission shaft and housing lower margin is provided with second bearing.
The magnetic fluid formula brake of the utility model is provided with flabellum, bellmouth on transmission shaft, is arranged in bellmouth
Push rod sphenoid and motor, when brake is braked, motor driving push rod sphenoid is moved along bellmouth, from
And flabellum is made to be stretched out from transmission shaft, flabellum receives the active force of magnetic fluid after being stretched out from transmission shaft, the direction of the active force
With the rotation direction of transmission shaft on the contrary, so that transmission shaft stops operating, braking is realized.Electricity in the utility model embodiment
Machine only needs that flabellum is driven to stretch out from transmission shaft, and therefore, the power of motor need not be very high, reduces the requirement to motor,
Cost is saved.
Description of the drawings
Fig. 1 is a kind of a kind of schematic diagram of embodiment of braking system of electric car of the utility model；
Fig. 2 is a kind of a kind of schematic diagram of embodiment of magnetic fluid formula brake apparatus of the utility model.
In figure：
100. entire car controller, 200. input powers, 300. brakes, 1. housings, 2. transmission shafts, 3. flabellums, 4. push away
Bar sphenoid, 5. motors, 6. magnetic fluids, 7. coils, 8. upper end covers, 9. wheel rims installation end face, 10. clutch shaft bearings, 11. second axis
It holds, 12. carbon brush.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
With reference to figure 1, which is a kind of schematic diagram of braking system of electric car of the utility model, which includes：,
Including entire car controller 100, brake 00 and input power 300, entire car controller 100 is connected with brake 200, brake
200 are connected with input power 300.Brake in the present embodiment is under the control of entire car controller, it is possible to be made automatically
It is dynamic.Entire car controller can power by brake of control input power supply, and such brake can realize braking, volume is not required
Provide pedal force outside.It is specifically described below.
As shown in Fig. 2, the figure is a kind of a kind of embodiment of magnetic fluid formula brake apparatus used for electric vehicle of the utility model
Schematic diagram, which includes housing 1 and transmission shaft 2, and the shaft part that transmission shaft 2 is located in housing 1 is provided with multiple flabellums 3, biography
Moving axis 2, which is located at the in vivo shaft part center of shell, is provided with bellmouth, and push rod sphenoid 4, push rod sphenoid 4 are provided in bellmouth
With the output axis connection of motor 5；Magnetic fluid 6 is provided in space between housing 1 and transmission shaft 2, housing 1 and transmission shaft 2 are flat
Coil 7 is provided in capable side wall, coil 7 is connected with input power, and input power is also connected with motor 5；It is set in addition, further including
The upper end cover 8 of 1 upper end of housing is placed in, 8 top of upper end cover is provided with wheel rim installation end face 9；The junction of upper end cover 8 and housing 1
It is provided with clutch shaft bearing 10.Transmission shaft 2 and the junction of 1 lower edge of housing are provided with second bearing 11.
Transmission shaft is provided with a groove close to the shaft part of housing lower margin, and the motor is arranged in groove, the groove
It is connected with the bellmouth.Motor 5 can be connected by carbon brush 12 with input power.So motor 5 is carried out with transmission shaft
It during rotary motion, can also be powered by carbon brush, ensure that the normal work of motor during the motion.
When input power is coil and motor is powered, the motor driving push rod sphenoid movement, push rod sphenoid
Movement makes flabellum be stretched out from transmission shaft, and flabellum is subject to the direction phase that the direction of the magnetic field force of magnetic fluid generation is rotated with transmission shaft
Instead；When input power is not powered for coil and motor, the flabellum is in gather state.
During specific implementation, when braking system starts braking, motor connects input power, passes through output shaft driving push rod wedge shape
Body is moved along bellmouth, and flabellum is subject to the active force of push rod sphenoid, is stretched out from transmission shaft.At this point, coil and input power
Connection, magnetic fluid generate magnetic field force.The flabellum of stretching is acted on be subject to magnetic field force, direction and the transmission shaft of the active force rotate to
Direction to the active force of flabellum is opposite.Therefore, under the action of the magnetic field force generated in magnetic fluid, transmission shaft stops operating, real
Braking is showed.In addition, when brake does not work, flabellum is gathered in transmission shaft, does not occupy additional space.
Therefore, the motor in the utility model embodiment only needs that flabellum is driven to stretch out from transmission shaft, the power of motor
Need not be very high, the requirement to motor is reduced, has saved cost.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (5)
1. a kind of magnetic fluid formula brake apparatus, which is characterized in that including housing and transmission shaft, it is in vivo that the transmission shaft is located at shell
Shaft part is provided with multiple flabellums, is provided centrally with bellmouth along the shaft part in the transmission shaft shell, is set in the bellmouth
There is the output axis connection of push rod sphenoid, the push rod sphenoid and motor；It is set in space between the housing and transmission shaft
Magnetic fluid is equipped with, coil is provided in the housing side wall parallel with transmission shaft, the coil is connected with input power, described
Input power is connected with motor.
2. magnetic fluid formula brake apparatus according to claim 1, which is characterized in that the motor passes through carbon brush and input electricity
Source connects.
3. magnetic fluid formula brake apparatus according to claim 1, which is characterized in that the transmission shaft is close to housing lower margin
Shaft part be provided with a groove, the motor is arranged in groove, and the groove is connected with the bellmouth.
4. magnetic fluid formula brake apparatus according to claim 1, which is characterized in that further include and be arranged at the upper of housing upper end
End cap, the upper end cover top are provided with wheel rim installation end face；The junction of the upper end cover and housing is provided with clutch shaft bearing.
5. magnetic fluid formula brake apparatus according to claim 1, which is characterized in that the transmission shaft and housing lower margin
Junction is provided with second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380222.6U CN207389181U (en) | 2017-10-24 | 2017-10-24 | A kind of magnetic fluid formula brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380222.6U CN207389181U (en) | 2017-10-24 | 2017-10-24 | A kind of magnetic fluid formula brake apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207389181U true CN207389181U (en) | 2018-05-22 |
Family
ID=62330124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721380222.6U Active CN207389181U (en) | 2017-10-24 | 2017-10-24 | A kind of magnetic fluid formula brake apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207389181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939867A (en) * | 2017-10-24 | 2018-04-20 | 浙江零跑科技有限公司 | A kind of braking system of electric car and its magnetic fluid formula brake |
-
2017
- 2017-10-24 CN CN201721380222.6U patent/CN207389181U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939867A (en) * | 2017-10-24 | 2018-04-20 | 浙江零跑科技有限公司 | A kind of braking system of electric car and its magnetic fluid formula brake |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 6 / F, Xintu building, 451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 6 / F, Xintu building, 451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |