CN214850827U - Switched reluctance wheel motor for electric vehicle - Google Patents
Switched reluctance wheel motor for electric vehicle Download PDFInfo
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- CN214850827U CN214850827U CN202022322513.8U CN202022322513U CN214850827U CN 214850827 U CN214850827 U CN 214850827U CN 202022322513 U CN202022322513 U CN 202022322513U CN 214850827 U CN214850827 U CN 214850827U
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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
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model discloses a switched reluctance wheel edge motor, which comprises a switched reluctance motor, a speed reducer, a mandrel, a flange plate, a bolt A, a bolt B, a bolt hole and a controller; the utility model discloses switched reluctance motor adopts wheel limit motor structure, and motor and reduction gear mounted position lie in the wheel edge, near the wheel, directly drive the wheel, need not parts such as transmission shaft, differential mechanism and even transfer case, has alleviateed the weight of automobile body, the vehicle structure becomes simpler, can also obtain better space utilization, has increased transmission efficiency simultaneously; the switched reluctance motor is used as the power drive of the miniature electric vehicle, the starting current is small, the battery is not impacted, the starting torque is large, the low-speed running performance is good, the motor is simple in structure, low in material consumption, free of permanent magnet materials, low in production cost, high in reliability and long in service life.
Description
Technical Field
The utility model belongs to the technical field of electric automobile drives electrically, especially a switched reluctance wheel limit motor.
Background
The wheel-side motor driving system of the existing micro electric vehicle adopts an asynchronous motor or a permanent magnet synchronous motor as power drive; the motor and the speed reducer are arranged on the edge of the wheel to directly drive the wheel. The disadvantages are that: the adoption of an asynchronous motor and a permanent magnet synchronous motor has large starting current, large impact on a battery, poor low-speed running performance, poor climbing performance and large power consumption; the permanent magnet synchronous motor needs a permanent magnet material, has poor anti-seismic performance, has the demagnetization danger caused by high temperature or occasional short-circuit current, has low reliability, consumes a large amount of rare earth resources, has high product cost and poor sustainable development.
The existing switched reluctance motor for the driving system of the miniature electric vehicle mainly adopts a differential motor structure, differential transmission comprises a transmission shaft, a differential mechanism, a transfer case and other parts, the weight of a vehicle body is increased, the vehicle structure is complex, the vehicle space utilization rate is low, the transmission efficiency is low, the power loss is large, and the manufacturing cost is high.
Disclosure of Invention
The utility model aims to solve the technical problem that a switched reluctance wheel limit motor is provided, solve two above-mentioned problems that current actuating system exists: firstly, the starting current is reduced, the low-speed running performance and the climbing capacity are improved, the energy consumption and the cost are reduced, the reliability is high, and sustainable development can be realized. And secondly, the transmission structure and power loss of the traditional switched reluctance motor are reduced, the weight of the vehicle body is reduced, the space utilization rate of the vehicle is improved, the transmission efficiency is improved, and the manufacturing cost is reduced.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a switched reluctance wheel limit motor for electric motor car which characterized in that includes: the device comprises a switched reluctance wheel motor, a speed reducer, a mandrel, a flange plate, a bolt A, a bolt B, a bolt hole and a controller. The switched reluctance wheel motor and the speed reducer are tightly locked together through a bolt B; the speed reducer and the flange plate are tightly locked together through a bolt A; the flange plate is provided with four bolt holes for fixing the switched reluctance wheel-side motor on the frame, and the switched reluctance wheel-side motor can be fixed on the flange plate through the bolts; the mandrel is a central shaft of the speed reducer and is used for being connected with a hub of a wheel and driving the hub to run; the bolt A is used for tightly locking the switched reluctance wheel motor and the speed reducer; the bolt B is used for tightly locking the speed reducer and the flange plate; the bolt C is used for fixing the switched reluctance wheel side motor on the suspension; the controller is electrically connected with the switched reluctance wheel motors of the left and right two wheels and is used for controlling the differential operation of the switched reluctance wheel motors of the left and right two wheels.
Further, the tail part of the switched reluctance wheel edge motor adopts a step design to increase a passing angle.
Furthermore, the speed reducer is arranged on the edge of the wheel and is close to the wheel, and in order to improve the trafficability of the vehicle, an eccentric design is adopted to increase the ground clearance.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model adopts the switched reluctance wheel motor as the power drive of the micro electric vehicle, the switched reluctance wheel motor has small starting current, no impact on the battery, large starting torque and good low-speed running performance, and is very suitable for the running working conditions of frequent starting, stopping, accelerating, decelerating, advancing, retreating and the like of the electric vehicle; meanwhile, the motor is simple in structure, low in material consumption, free of permanent magnet materials, low in production cost, high in reliability and long in service life.
2. The utility model discloses a switched reluctance wheel limit motor structure, motor and reduction gear mounted position are located the wheel edge, near the wheel, and the direct drive wheel need not parts such as transmission shaft, differential mechanism and even transfer case, and weight, the vehicle structure that has alleviateed the automobile body become simpler, can also obtain better space utilization, have increased transmission efficiency simultaneously. And secondly, the wheels are independent driving units, the torque control of the wheels is more flexible and controllable, and functions which are difficult to realize by some traditional electric automobiles can be easily realized.
Drawings
Fig. 1 is the schematic structural diagram of the switched reluctance wheel motor body of the present invention.
Fig. 2 is a schematic diagram of the connection between the switched reluctance wheel side motor and the suspension and the wheel.
Fig. 3 is the schematic diagram of the structure of the mounting position of the switched reluctance wheel motor on the electric vehicle.
In the figure, the symbols are represented as: the method comprises the steps of 1-mandrel, 2-speed reducer, 3-bolt A, 4-flange plate, 5-bolt B, 6-switched reluctance wheel motor, 7-bolt hole, 8-suspension, 9-bolt C, 10-wheel, 11-controller, 12-vehicle frame, a-switched reluctance wheel motor mounting structure front view and B-switched reluctance wheel motor mounting structure oblique view.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the left side is switched reluctance wheel limit motor mounting structure elevation (a), and the right side is switched reluctance wheel limit motor mounting structure inclination (b), the utility model discloses in a switched reluctance wheel limit motor includes: the device comprises a switched reluctance wheel motor 6, a speed reducer 2, a mandrel 1, a flange plate 4, a bolt A3, a bolt B5 and a bolt hole 7. The switched reluctance wheel motor 6 and the speed reducer 2 are tightly locked together through a bolt B5; the speed reducer 2 and the flange plate 4 are tightly locked together through a bolt A; the flange plate 4 is provided with four bolt holes 7 for fixing the switched reluctance wheel-side motor on the suspension 8, and the switched reluctance wheel-side motor can be fixed on the flange plate 4 through bolts C9; the mandrel 1 is a central shaft of the speed reducer 2 and is used for being connected with a hub of a wheel 10 and driving the hub to run; the bolt A3 is used for tightly locking the switched reluctance wheel side motor 6 and the speed reducer 2; the bolt B5 is used for tightly locking the speed reducer 2 and the flange plate 4; the bolt C9 is used for fixing the switched reluctance wheel-side motor on the suspension 8.
The tail part of the switched reluctance wheel edge motor 6 adopts a step design to increase a passing angle.
The speed reducer 2 is arranged on the edge of the wheel and is close to the wheel, and in order to improve the trafficability of the vehicle, an eccentric design is adopted to increase the ground clearance.
As shown in fig. 2, a bolt C9 fixes the switched reluctance wheel-side motor on the suspension 8 through the bolt hole 7, and meanwhile, the suspension 8 is connected with the wheel 10, and the spindle 1 of the switched reluctance wheel-side motor is connected with the hub of the wheel 10, so as to drive the wheel 10 to rotate.
As shown in fig. 3, the switched reluctance wheel-side motor is installed and fixed inside the frame 12, and one switched reluctance wheel-side motor is respectively arranged on the left and right wheels 10; the switched reluctance wheel-side motor and the wheel 10 are connected with a frame 12 through a suspension 8; the controller 11 is fixedly installed on the frame 12, is connected with the left and right switched reluctance wheel-side motors 6 through cables, and is used for controlling the differential operation of the switched reluctance wheel-side motors 6 of the left and right wheels, and further controlling the vehicle to operate under the working conditions of starting, stopping, accelerating, decelerating, advancing, retreating, braking and the like.
Claims (3)
1. The utility model provides a switched reluctance wheel limit motor for electric motor car which characterized in that includes: the device comprises a switched reluctance wheel motor, a speed reducer, a mandrel, a flange plate, a bolt A, a bolt B, a bolt hole and a controller;
the switched reluctance wheel motor and the speed reducer are tightly locked together through a bolt B;
the speed reducer and the flange plate are tightly locked together through a bolt A;
the flange plate is provided with four bolt holes for fixing the switched reluctance wheel-side motor on the frame, and the switched reluctance wheel-side motor can be fixed on the flange plate through the bolts;
the mandrel is a central shaft of the speed reducer and is used for being connected with a hub of a wheel and driving the hub to run; the bolt A is used for tightly locking the switched reluctance wheel motor and the speed reducer;
the bolt B is used for tightly locking the speed reducer and the flange plate;
the bolt hole is used for fixing the switched reluctance wheel motor on the suspension;
the controller is electrically connected with the switched reluctance wheel motors of the left and right two wheels and is used for controlling the differential operation of the switched reluctance wheel motors of the left and right two wheels.
2. The switched reluctance wheel edge motor for the electric vehicle as claimed in claim 1, wherein the tail of the switched reluctance wheel edge motor is designed with a step to increase the passing angle.
3. The switched reluctance wheel-side motor for an electric vehicle as claimed in claim 1, wherein the decelerator is installed at the wheel side, close to the wheel, and an eccentric design is adopted to increase the ground clearance for the purpose of improving the trafficability of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022322513.8U CN214850827U (en) | 2020-10-19 | 2020-10-19 | Switched reluctance wheel motor for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022322513.8U CN214850827U (en) | 2020-10-19 | 2020-10-19 | Switched reluctance wheel motor for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214850827U true CN214850827U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022322513.8U Active CN214850827U (en) | 2020-10-19 | 2020-10-19 | Switched reluctance wheel motor for electric vehicle |
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| Country | Link |
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| CN (1) | CN214850827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184394A (en) * | 2021-12-31 | 2022-03-15 | 重庆理工大学 | Target object carrying platform vehicle for vulnerable traffic participants |
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2020
- 2020-10-19 CN CN202022322513.8U patent/CN214850827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184394A (en) * | 2021-12-31 | 2022-03-15 | 重庆理工大学 | Target object carrying platform vehicle for vulnerable traffic participants |
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