CN210363403U - Driving system for electric vehicle - Google Patents
Driving system for electric vehicle Download PDFInfo
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- CN210363403U CN210363403U CN201921248668.2U CN201921248668U CN210363403U CN 210363403 U CN210363403 U CN 210363403U CN 201921248668 U CN201921248668 U CN 201921248668U CN 210363403 U CN210363403 U CN 210363403U
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- motor
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- electric vehicle
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- front wheel
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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 discloses a drive system for electric vehicle, which belongs to the technical field of electric vehicle, comprising a base plate, a left front wheel, a right front wheel, a rear wheel, a drive power supply, a voltage stabilizer, a control assembly, a motor controller, a left transformer, a right transformer, a left motor and a right motor, wherein the bottom upper left position of the base plate is connected with the left front wheel, the bottom upper right position of the base plate is connected with the right front wheel, the bottom rear side of the base plate is connected with two rear wheels, the drive power supply is arranged at the top of the base plate, the voltage stabilizer is arranged at the connection part of the drive power supply and the control assembly, the connection parts of the left motor and the right motor and the motor controller are respectively connected with the left transformer and the right transformer, and the electric steering is realized by the two transformers arranged on the device and the transformer replaces the traditional differential mechanism when the motor is controlled to rotate by the motor, the economical and practical performance is stronger.
Description
Technical Field
The utility model relates to an electric automobile technical field specifically is a driving system for electric automobile.
Background
The electric vehicle (BEV) is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor, and meets various requirements of road traffic and safety regulations. The automobile has a small influence on the environment, so that the prospect is widely seen, but the current technology is not mature.
The drive system is one of the most important systems of an electric vehicle. The running performance of the electric vehicle is mainly determined by a driving system of the electric vehicle. The electric automobile driving system consists of a traction motor, a motor controller, a mechanical transmission device, wheels and the like. The energy storage power source is a battery pack. The motor controller receives output signals from an accelerator pedal (equivalent to an accelerator of a fuel automobile), a brake pedal and a PDRN (parking, forward, reverse and neutral) control handle, controls the rotation of the traction motor, and drives the driving wheels through mechanical transmission devices (different when the electric automobile uses electric wheels) such as a speed reducer, a transmission shaft, a differential mechanism, a half shaft and the like. When the vehicle decelerates, the motor brakes the vehicle, and at this time, the motor is in the running state of the generator to charge the energy storage power source, which is called regenerative braking. The regenerative braking function of the power driving system is very important, and the driving mileage of the electric automobile after once charging can be increased by 15-25%.
Use differential mechanism to realize the drive and the supplementary steering of wheel in the wheel actuating system in the existing actuating system, differential mechanism needs to cooperate huge mechanical transmission structure to realize when using, very difficulty when the maintenance, and still need artifical manually operation when upgrading in the future, and mechanical structure's weight is great for the weight of whole car increases, has improved driving motor's energy resource consumption by accident, has reduced the life of whole car.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the conventional electric vehicles.
Therefore, the utility model aims at providing a driving system for electric motor car can reduce and turn to mechanical structure, and convenient control reduces the weight of whole car.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a driving system for an electric vehicle comprises a base plate, a left front wheel, a right front wheel, a rear wheel, a driving power supply, a voltage stabilizer, a control assembly, a motor controller, a left transformer, a right transformer, a left motor and a right motor, the left upper position of the bottom of the base plate is connected with the left front wheel, the right upper position of the bottom of the base plate is connected with the right front wheel, the back side of the bottom of the base plate is connected with the two rear wheels, the driving power supply is arranged on the top of the base plate, the voltage stabilizer is arranged at the joint of the driving power supply and the control assembly, the control assembly is arranged at the top of the substrate, the output end of the control assembly is connected with the motor controller through a connecting wire, the two output ends of the motor controller are respectively connected with the left motor and the right motor through connecting wires, and the joints of the left motor and the right motor with the motor controller are respectively connected with the left transformer and the right transformer.
As a preferred embodiment of the driving system for electric vehicle of the present invention, wherein: the driving power supply is a battery pack, the battery pack is installed at the top of the base plate by 9 batteries according to a 3x3 array, an aluminum foil paper layer is installed between the battery pack and the base plate, and a pressure-resistant alloy plate is installed at the top of the battery pack.
As a preferred embodiment of the driving system for electric vehicle of the present invention, wherein: the voltage stabilizing range of the voltage stabilizer is 240-380 v.
As a preferred embodiment of the driving system for electric vehicle of the present invention, wherein: the specifications of the left motor and the right motor are the same, and the specifications of the left transformer and the right transformer are the same.
As a preferred embodiment of the driving system for electric vehicle of the present invention, wherein: the control assembly is a control device which is sold in the market and used for controlling a driving power supply of the electric automobile, and the motor controller is a control device which is sold in the market and used for controlling a left motor and a right motor of the electric automobile.
Compared with the prior art: the differential mechanism on the steering device in the prior art is changed into a mode of using a transformer to adjust the voltage of the motor, so that the rotating speed of the motor is controlled, the differential speed between the left front wheel and the right front wheel is generated, and the purpose of steering is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic structural diagram of a driving system for an electric vehicle according to the present invention;
fig. 2 is a schematic diagram of a system structure of a driving system for an electric vehicle according to the present invention.
In the figure: 100 substrates, 110 left front wheels, 120 right front wheels, 130 rear wheels, 200 driving power supplies, 210 voltage regulators, 220 control assemblies, 230 motor controllers, 240 left side transformers, 250 right side transformers, 260 left side motors and 270 right side motors.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a driving system for electric vehicle, including base plate 100, left front wheel 110, right front wheel 120, rear wheel 130, driving power supply 200, stabiliser 210, control assembly 220, machine controller 230, left side transformer 240, right side transformer 250, left side motor 260 and right side motor 270;
referring to fig. 1 again, the bottom upper left position of the substrate 100 is connected to the front left wheel 110, the bottom upper right position of the substrate 100 is connected to the front right wheel 120, the bottom rear side of the substrate 100 is connected to the two rear wheels 130, the driving power supply 200 is installed on the top of the substrate 100, the voltage stabilizer 210 is installed at the connection position of the driving power supply 200 and the control assembly 220, the control assembly 220 is installed on the top of the substrate 100, the output end of the control assembly 220 is connected to the motor controller 230 through a connection wire, the two output ends of the motor controller 230 are respectively connected to the left side motor 260 and the right side motor 270 through connection wires, and the connection positions of the left side motor 260 and the right side motor 270 and the motor controller 230 are respectively connected to the left side transformer 240.
In a specific using process, a user gives a controller signal, the controller controls the driving power supply 200 to supply electricity to the left motor 260 and the right motor 270 to start the left motor 260 and the right motor 270, the motor controller 230 controls the rotation stability of the left motor 260 and the right motor 270, when the speed between the left front wheel 110 and the right front wheel 120 needs to be changed by turning and the like, the controller gives a motor controller 230 signal, the motor controller 230 controls the left transformer 240 and the right transformer 250 to carry out voltage transformation, when the left turning needs to be carried out, the motor controller 230 gives a left transformer 240 signal, the left transformer 240 reduces the voltage, the linkage brake system reduces the speed, at the moment, the rotating speed of the left front wheel 110 is lower than that of the right front wheel 120, the right front wheel 120 rotates around the left front wheel 110, and when the left front wheel rotates to a certain position, the linkage steering system adjusts the angle of the left front wheel 110, the purpose of turning to the left is achieved, and the purpose of turning to the right can be achieved according to the same method.
Referring to fig. 1 again, in order to improve the driving performance of the driving power supply 200, the driving power supply 200 is a battery pack, the battery pack is mounted on the top of the substrate 100 by 9 batteries in a 3 × 3 array, an aluminum foil paper layer is mounted between the battery pack and the substrate 100, and a pressure-resistant alloy plate is mounted on the top of the battery pack, so that the pressure-resistant performance of the whole battery pack is improved and the heat dissipation performance is improved.
Referring to fig. 1 again, for the voltage stabilizing performance of the voltage stabilizer 210, the voltage stabilizing range of the voltage stabilizer 210 is 240 v and 380v, which is suitable for charging with the household power supply and the industrial power supply, and is convenient for the electric vehicle to operate in the voltage range.
Referring to fig. 1 again, for convenience of the left motor 260 and the right motor 270 having the same rotation speed and the same control voltage, the specifications of the left motor 260 and the right motor 270 are the same, and for convenience of adjusting the left transformer 240 and the right transformer 250, the specifications of the left transformer 240 and the right transformer 250 are the same.
Referring to fig. 1 again, in order to facilitate replacement of the motor controller 230 and replacement of the control assembly 220, the control assembly 220 is a commercially available control device for controlling the driving power supply 200 of the electric vehicle, and the motor controller 230 is a commercially available control device for controlling the left motor 260 and the right motor 270 of the electric vehicle.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921248668.2U CN210363403U (en) | 2019-08-05 | 2019-08-05 | Driving system for electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921248668.2U CN210363403U (en) | 2019-08-05 | 2019-08-05 | Driving system for electric vehicle |
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| CN210363403U true CN210363403U (en) | 2020-04-21 |
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| CN201921248668.2U Active CN210363403U (en) | 2019-08-05 | 2019-08-05 | Driving system for electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370948A (en) * | 2019-08-05 | 2019-10-25 | 江苏金彭集团有限公司 | A kind of electronic Vehicular drive system |
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2019
- 2019-08-05 CN CN201921248668.2U patent/CN210363403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370948A (en) * | 2019-08-05 | 2019-10-25 | 江苏金彭集团有限公司 | A kind of electronic Vehicular drive system |
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| TR01 | Transfer of patent right |
Effective date of registration: 20251208 Address after: 221000 Jiangsu Province Xuzhou City Xuzhou Industrial Park Baiji Community Rapid Road North Patentee after: Jiangsu Jindi New Energy Vehicle Co.,Ltd. Country or region after: China Address before: 221000 Xuzhou Industrial Park, Xuzhou City, Jiangsu Province, east of Tunshidagou and west of Tunqing Road Patentee before: Jiangsu Jinpeng Group Co.,Ltd. Country or region before: China |