CN210478382U - Electric automobile with front-mounted hub motor - Google Patents
Electric automobile with front-mounted hub motor Download PDFInfo
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- CN210478382U CN210478382U CN201921097388.6U CN201921097388U CN210478382U CN 210478382 U CN210478382 U CN 210478382U CN 201921097388 U CN201921097388 U CN 201921097388U CN 210478382 U CN210478382 U CN 210478382U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Abstract
The utility model relates to an electric automobile of leading in-wheel motor of installation, it includes: the device comprises a main controller module and a front hub motor; the main controller module is suitable for controlling the front-mounted hub motor; the front hub motor includes: the device comprises a rotor, a controller, a Hall sensor and a chopper, wherein the Hall sensor is electrically connected with the controller; when the controller controls the rotor to rotate, the Hall sensor is suitable for sending the detected rotating speed of the rotor to the controller, and when the rotating speed exceeds the preset rotating speed, the controller controls the front hub motor to decelerate; namely, the controller regulates the speed of the front hub motor through the chopper; leading in-wheel motor still includes: an electronic switch controlled by the controller; the electronic switch is suitable for receiving a control signal sent by the controller to control the power on and off of the front hub motor.
Description
The application is a divisional application, the original application has the application number of 201821708084.4, and the application date is as follows: 2018.10.22, title of invention: leading in-wheel motor and installation this leading in-wheel motor's electric automobile.
Technical Field
The utility model relates to an electric automobile of leading in-wheel motor of installation.
Background
In the modern society, electric automobiles are more and more.
Nowadays, electric automobiles are more and faster, the more and more fast electric automobiles cause many traffic accidents, and the speed limit of the electric automobiles is urgent.
Based on the above problems, a new front-mounted in-wheel motor and an electric vehicle equipped with the same need to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric automobile of leading in-wheel motor of installation to realize the automatic speed limit of electric automobile.
In order to solve the technical problem, the utility model provides an electric automobile of leading in-wheel motor of installation, include:
the device comprises a main controller module and a front hub motor;
the main controller module is suitable for controlling the front-mounted hub motor;
the front hub motor includes: the device comprises a rotor, a controller, a Hall sensor and a chopper, wherein the Hall sensor is electrically connected with the controller; wherein
When the controller controls the rotor to rotate, the Hall sensor is suitable for sending the detected rotating speed of the rotor to the controller, and when the rotating speed exceeds the preset rotating speed, the controller controls the front hub motor to decelerate; namely, it is
The controller regulates the speed of the front hub motor through the chopper;
leading in-wheel motor still includes: an electronic switch controlled by the controller;
the electronic switch is suitable for receiving a control signal sent by the controller to control the power on and off of the front hub motor.
Further, the electric vehicle further includes: the system comprises a body radar device, a hydraulic system controlled by a main controller module and a brake connected with the hydraulic system;
when the rotating speed of the front-mounted hub motor is lower than a preset lower limit rotating speed and the main controller module judges the peripheral obstacles of the vehicle through the vehicle body radar device, the hydraulic system is triggered to drive the brake to brake the hub of the electric vehicle.
Further, the front in-wheel motor further comprises: a stator, a hub and a housing;
the rotor is arranged outside the stator;
the housing includes: the connecting piece, the hub contact disc and the hub fixing disc;
the hub contact disc is mounted on the hub;
the hub fixing disc is suitable for mounting the front hub motor on the hub contact disc;
the rotor is fixed on the shell through a connecting piece;
the controller drives the shell to rotate by controlling the rotor to rotate.
Further, the housing further comprises: the hub fixing bolt, the bearing and the motor shaft are arranged in the shell in a penetrating mode through the bearing;
the hub fixing bolt is suitable for mounting the hub contact disc on a hub;
the bearing is arranged in the stator;
the motor shaft and the stator are relatively fixed.
The utility model has the advantages that the utility model is provided with the rotor, the controller, the Hall sensor electrically connected with the controller and the chopper electrically connected with the controller; when the controller controls the rotor to rotate, the Hall sensor is suitable for sending the detected rotating speed of the rotor to the controller, and when the rotating speed exceeds the preset rotating speed, the controller controls the front hub motor to decelerate, namely the controller regulates the speed of the front hub motor through the chopper, so that the automatic speed limiting function of the front hub motor is realized.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a structural view of a front hub motor according to the present invention;
fig. 2 is a system block diagram of an electric vehicle equipped with the front-mounted in-wheel motor according to the present invention.
In the figure: 1 is a shell, 1a is a hub contact disc, 1b is a hub fixing disc, 1c is a hub fixing bolt, 1d is a Hall sensor and 1e is a connecting piece;
2 is rotor, 3 is stator, 4 is motor shaft, 5 is bearing.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Example 1
Fig. 1 is a structural view of a front in-wheel motor according to the present invention.
As shown in fig. 1, the present embodiment provides a front hub motor, including: the device comprises a rotor 2, a controller, a Hall sensor 1d electrically connected with the controller and a chopper electrically connected with the controller; when the controller controls the rotor 2 to rotate, the Hall sensor 1d is suitable for sending the detected rotor rotating speed to the controller, and when the rotating speed exceeds the preset rotating speed, the controller controls the front-mounted hub motor to decelerate; namely, the controller regulates the speed of the front hub motor through the chopper; a controller of the controllers may employ a TC1782 processor; the Hall sensor 1d is suitable for sending the detected rotating speed of the front hub motor to the controller, and when the rotating speed exceeds a preset rotating speed (the preset rotating speed can be 1400 r/min), the controller controls the front hub motor to decelerate; the chopper can adopt pulse width modulation; when the rotating speed of the front hub motor is too high, the controller controls the chopper to reduce the rotating speed of the front hub motor so as to prevent the front hub motor from overspeed; the automatic speed limiting function of the front-mounted hub motor is realized, and danger caused by over-high rotating speed is prevented.
In this embodiment, the front hub motor further includes: an electronic switch controlled by the controller; the electronic switch is suitable for receiving a control signal sent by the controller to control the power on and off of the front hub motor; and the power on and off of the front hub motor are controlled, so that the front hub motor is controlled to be started and stopped.
In this embodiment, the front hub motor further includes: stator 3, hub and housing 1; the rotor 2 is arranged outside the stator 3; the housing 1 includes: the connecting piece 1e, the hub contact disc 1a and the hub fixing disc 1 b; the hub contact disc 1a is arranged on a hub; the hub fixed disc 1b is suitable for mounting a front hub motor on the hub contact disc 1 a; the rotor 2 is fixed on the shell 1 through a connecting piece 1 e; the controller drives the shell 1 to rotate by controlling the rotor 2 to rotate, and further drives the wheel hub to rotate; the front-mounted hub motor is directly fixed on the hub, so that the space can be effectively saved.
In this embodiment, the housing 1 further includes: the hub fixing bolt 1c, the bearing 5 and the motor shaft 4 are arranged in the shell 1 in a penetrating way through the bearing 5; the hub fixing bolts 1c are suitable for mounting the hub contact disc 1a on a hub; the bearing 5 is arranged in the stator 3; the motor shaft 4 and the stator 3 are relatively fixed.
Example 2
Fig. 2 is a system block diagram of an electric vehicle equipped with the front-mounted in-wheel motor according to the present invention.
As shown in fig. 2, in addition to embodiment 1, embodiment 2 further provides an electric vehicle with the front hub motor installed thereon, including: the device comprises a main controller module and a front hub motor; the main controller module is suitable for controlling the front-mounted hub motor; the main controller module can adopt an automobile ECU; the electric automobile is provided with the front hub motor, so that the mechanical transmission part of the automobile can be greatly simplified, and the space in the automobile is saved.
In this embodiment, the front hub motor is suitable for the front hub motor as described in embodiment 1.
In this embodiment, the main controller module is electrically connected to the controller; the controller is suitable for receiving the control information sent by the main controller module so as to control the rotation of the front-mounted hub motor.
In this embodiment, the electric vehicle further includes: the electric vehicle further includes: the system comprises a body radar device, a hydraulic system controlled by a main controller module and a brake connected with the hydraulic system; the rotation speed of the front hub motor is lower than a preset lower limit rotation speed, and the main controller module is suitable for triggering the hydraulic system to drive the brake to brake the electric automobile hub when the automobile body radar device judges the obstacles around the automobile; the preset lower limit rotating speed of the front hub motor can be 50 r/min; the vehicle body radar device can adopt an ultrasonic radar; under the low-speed condition, can detect the condition around the automobile body, avoid the vehicle to appear small accident such as scraping.
To sum up, the utility model discloses a rotor, controller to and the hall sensor of controller electric connection, hall sensor is suitable for the rotational speed that sends the leading in-wheel motor that detects to the controller, and when the rotational speed exceeded the default rotational speed, the speed reduction of leading in-wheel motor was controlled to the controller, has realized the automatic speed limit function of leading in-wheel motor; the front-mounted hub motor is directly fixed on the hub, so that the space can be effectively saved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides an electric automobile of leading in-wheel motor of installation which characterized in that includes:
the device comprises a main controller module and a front hub motor;
the main controller module is suitable for controlling the front-mounted hub motor;
the front hub motor includes: the device comprises a rotor, a controller, a Hall sensor and a chopper, wherein the Hall sensor is electrically connected with the controller; wherein
When the controller controls the rotor to rotate, the Hall sensor is suitable for sending the detected rotating speed of the rotor to the controller, and when the rotating speed exceeds the preset rotating speed, the controller controls the front hub motor to decelerate; namely, it is
The controller regulates the speed of the front hub motor through the chopper;
leading in-wheel motor still includes: an electronic switch controlled by the controller;
the electronic switch is suitable for receiving a control signal sent by the controller to control the power on and off of the front hub motor.
2. The electric vehicle according to claim 1,
the electric vehicle further includes: the system comprises a body radar device, a hydraulic system controlled by a main controller module and a brake connected with the hydraulic system;
when the rotating speed of the front-mounted hub motor is lower than a preset lower limit rotating speed and the main controller module judges the peripheral obstacles of the vehicle through the vehicle body radar device, the hydraulic system is triggered to drive the brake to brake the hub of the electric vehicle.
3. The electric vehicle according to claim 2,
leading in-wheel motor still includes: a stator, a hub and a housing;
the rotor is arranged outside the stator;
the housing includes: the connecting piece, the hub contact disc and the hub fixing disc;
the hub contact disc is mounted on the hub;
the hub fixing disc is suitable for mounting the front hub motor on the hub contact disc;
the rotor is fixed on the shell through a connecting piece;
the controller drives the shell to rotate by controlling the rotor to rotate.
4. The electric vehicle according to claim 3,
the housing further includes: the hub fixing bolt, the bearing and the motor shaft are arranged in the shell in a penetrating mode through the bearing;
the hub fixing bolt is suitable for mounting the hub contact disc on a hub;
the bearing is arranged in the stator;
the motor shaft and the stator are relatively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097388.6U CN210478382U (en) | 2018-10-22 | 2018-10-22 | Electric automobile with front-mounted hub motor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097388.6U CN210478382U (en) | 2018-10-22 | 2018-10-22 | Electric automobile with front-mounted hub motor |
| CN201821708084.4U CN209365890U (en) | 2018-10-22 | 2018-10-22 | Preposition hub motor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821708084.4U Division CN209365890U (en) | 2018-10-22 | 2018-10-22 | Preposition hub motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210478382U true CN210478382U (en) | 2020-05-08 |
Family
ID=67838308
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821708084.4U Active CN209365890U (en) | 2018-10-22 | 2018-10-22 | Preposition hub motor |
| CN201921097388.6U Active CN210478382U (en) | 2018-10-22 | 2018-10-22 | Electric automobile with front-mounted hub motor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821708084.4U Active CN209365890U (en) | 2018-10-22 | 2018-10-22 | Preposition hub motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN209365890U (en) |
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2018
- 2018-10-22 CN CN201821708084.4U patent/CN209365890U/en active Active
- 2018-10-22 CN CN201921097388.6U patent/CN210478382U/en active Active
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| Publication number | Publication date |
|---|---|
| CN209365890U (en) | 2019-09-10 |
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