CN215097524U

CN215097524U - Power-off protection brake device for electric vehicle

Info

Publication number: CN215097524U
Application number: CN202023176213.XU
Authority: CN
Inventors: 张宇洋; 潘海亚
Original assignee: Huaian Yama Science And Technology Co ltd
Current assignee: Huaian Yama Science And Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-12-10
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a power-off protection brake equipment for electric motor car, comprising a main body, the L shape that the main part was placed for the level, main part bottom central point puts fixedly connected with transfer line supporting seat, transfer line supporting seat internal rotation is connected with the transfer line, the transfer line runs through the transfer line supporting seat to extend to its outside, the transfer line fixedly connected with brake arm at the back, the first rocking arm of the preceding fixedly connected with of transfer line, main part top right side is equipped with first recess. The utility model has the advantages of being simple in structure and simple in operation, through electro-magnet and spring, thereby avoided the car to appear backing up in the slope and induce the vehicle to back up and hit vehicle or pedestrian's phenomenon afterwards, avoid appearing the emergence of the accident of falling of overturning, thereby improve the security performance of vehicle, brake equipment, when one of them brake mode breaks down, another kind of brake mode still can make the electric motor car brake, its simple structure, installation convenient to use.

Description

Power-off protection brake device for electric vehicle

Technical Field

The utility model relates to an electric motor car technical field specifically is a power-off protection brake equipment for electric motor car.

Background

Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle that uses a battery as an energy source, converts electric energy into mechanical energy through a controller, a motor and other components, and controls the current to change the speed, and the driving modes of the electric vehicle are mainly three types: one is a hub type drive, one is a central drive, and the last is a suspension type drive. The electric tricycle in the market at present uses wheel hub drive as the main, and wheel hub drive is good after the wheel drive again, front wheel drive performance is relatively poor, because the electric motor car puts the manual brake earlier and adds the electricity when carrying out work, there is certain hysteresis time difference, when the electric motor car starts on the slope, when loosening the foot brake system, the electric motor car is because the hysteresis time difference, the phenomenon that backs easily appears, cause to back and collide vehicle or pedestrian afterwards, it is very dangerous, if the outage condition appears, the motor does not circular telegram and loses power, the phenomenon that backs very easily appears, the accident of falling of overturning can appear in the serious time, this brings very big personal safety hidden danger for the passerby.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power-off protection brake equipment for electric motor car to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a power-off protection brake device for an electric vehicle comprises a main body, wherein the main body is L-shaped and is horizontally placed, a transmission rod supporting seat is fixedly connected to the center of the bottom of the main body, a transmission rod is connected in the transmission rod supporting seat in a rotating mode, the transmission rod penetrates through the transmission rod supporting seat and extends to the outside of the transmission rod supporting seat, a brake arm is fixedly connected to the back of the transmission rod, a first rotating arm is fixedly connected to the front of the transmission rod, a second rotating arm is fixedly connected to the surface of the transmission rod, a first groove is formed in the right side of the top of the main body, a servo motor is fixedly connected in the first groove, a U-shaped block is fixedly connected to the bottom of the main body, a steering wheel is fixedly connected to the left side of the U-shaped block, an L block is connected to the top of the U-shaped block through rotating, an electromagnet is fixedly connected to the right end of the front of the main body, one end of the electromagnet is connected with a power supply of the electric vehicle, the lower part of the right side surface of the U-shaped block is fixedly connected with a spring.

Preferably, the four corners of the top of the main body are provided with mounting holes, and the mounting holes penetrate through the main body.

Preferably, the extension shaft of the servo motor is fixedly connected with a connecting rope through a bolt, and the bottom of the connecting rope is fixedly connected with the second rotating arm.

Preferably, the first rotating arm and the second rotating arm have the same structure, a second groove is formed in the bottom of the first rotating arm, and a connecting column is fixedly connected to the bottom of the second groove.

Preferably, the top of the L block is fixedly connected with a reset rope through a bolt, the top of the reset rope is fixedly connected with a circular ring, the right end of the bottom of the L block is connected with a spring, the top of the left side face of the L block is fixedly connected with a connecting rope through a bolt, and the connecting rope penetrates through a steering wheel and is fixedly connected with the bottom of a first steering arm.

Preferably, the brake arm is the U-shaped of level placement, brake arm left surface fixedly connected with fixed block, the fixed block surface has the brake rope through bolted connection, and brake rope left surface and brake ware fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has simple structure and simple operation, avoids the phenomenon that the vehicle backs up on the slope to cause the vehicle to back up and hit the following vehicle or pedestrian through the electromagnet and the spring, avoids the occurrence of the accident of falling when the vehicle turns over, thereby improving the safety performance of the vehicle;

2. brake equipment, when one of them braking mode broke down, another kind of braking mode still can make the electric motor car brake, its simple structure, installation convenient to use, the incident that arouses because of the brake trouble can be avoided to the characteristics that the practicality is strong.

Drawings

FIG. 1 is a view of the structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a left side view of the present invention.

In the figure: 1. a main body; 2. mounting holes; 3. a first groove; 4. an electromagnet; 5. l blocks; 6. a second rotating arm; 7. a first rotating arm; 8. a servo motor; 9. a spring; 10. a steering wheel; 11. a transmission rod supporting seat; 12. a fixed block; 13. a brake arm; 14. a transmission rod; 15. a U-shaped block; 16. a second groove; 17. Connecting columns.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a power-off protection brake device for an electric vehicle comprises a main body 1, wherein the main body 1 is horizontally arranged in an L shape, a transmission rod supporting seat 11 is fixedly connected to the central position of the bottom of the main body 1, a transmission rod 14 is rotatably connected to the transmission rod supporting seat 11, the transmission rod 14 penetrates through the transmission rod supporting seat 11 and extends to the outside of the transmission rod, a brake arm 13 is fixedly connected to the back of the transmission rod 14, a first rotating arm 7 is fixedly connected to the front of the transmission rod 14, a second rotating arm 6 is fixedly connected to the surface of the transmission rod 14, a first groove 3 is formed in the right side of the top of the main body 1, a servo motor 8 is fixedly connected to the inside of the first groove 3, a U-shaped block 15 is fixedly connected to the bottom of the main body 1, a steering wheel 10 is fixedly connected to the left side of the U-shaped block 15, an L-shaped block 5 is rotatably connected to the top of the U-shaped block 5, an electromagnet 4 is fixedly connected to the right end of the front of the main body 1, and one end of the electromagnet 4 is connected with a power supply of the electric vehicle, the spring 9 is fixedly connected with the lower part of the right side surface of the U-shaped block 15.

The utility model discloses in: the four corners position in main part 1 top is equipped with mounting hole 2, and mounting hole 2 runs through main part 1.

The utility model discloses in: an extending shaft of the servo motor 8 is fixedly connected with a connecting rope through a bolt, and the bottom of the connecting rope is fixedly connected with the second rotating arm 6.

The utility model discloses in: the first rotating arm 7 and the second rotating arm 6 have the same structure, a second groove 16 is arranged at the bottom in the first rotating arm 7, and a connecting column 17 is fixedly connected to the bottom in the second groove 16.

The utility model discloses in: the top of the L block 5 is fixedly connected with a reset rope through a bolt, the top of the reset rope is fixedly connected with a circular ring, the right end of the bottom of the L block 5 is connected with a spring 9, the top of the left side face of the L block 5 is connected with a rope through a bolt, and the connection rope penetrates through a steering wheel 10 and a first rotating arm 7 and is fixedly connected with the bottom of the first rotating arm.

The utility model discloses in: the brake arm 13 is the U-shaped of level placement, and brake arm 13 left surface fixedly connected with fixed block 12, and there is the brake rope fixed connection on the fixed block 12 surface through bolted connection, and brake rope left surface and brake ware fixed connection.

The working principle is as follows: when the electric bicycle brake is used, the main body 1 is installed at a proper position through the installation hole 2, the connection rope, the brake rope and the reset rope are connected in sequence, then the servo motor 8 is connected with an electric bicycle power supply through a wire, the servo motor 8 is started, the servo motor 8 rotates to drive the connection rope, the connection rope pulls the second rotating arm 6, the second rotating arm 6 drives the transmission rod 14, the other end of the transmission rod 13 is used for braking the electric bicycle, the brake device is pulled through the brake rope by the brake arm 13, the electric bicycle is braked, when the power supply does not supply power, the electromagnet 4 stops working, the spring 9 pulls the L block 5, the first rotating arm 7 of the connection rope on the L block 5 pulls the electric bicycle, and then the L block 5 is reset through pulling the reset rope.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power-off protection brake equipment for electric motor car, includes main part (1), its characterized in that: the main body (1) is in an L shape and is horizontally arranged, a transmission rod supporting seat (11) is fixedly connected to the center of the bottom of the main body (1), a transmission rod (14) is connected to the transmission rod supporting seat (11) in a rotating mode, the transmission rod (14) penetrates through the transmission rod supporting seat (11) and extends to the outside of the transmission rod supporting seat, a brake arm (13) is fixedly connected to the back of the transmission rod (14), a first rotating arm (7) is fixedly connected to the front of the transmission rod (14), a second rotating arm (6) is fixedly connected to the surface of the transmission rod (14), a first groove (3) is formed in the right side of the top of the main body (1), a servo motor (8) is fixedly connected to the inside of the first groove (3), a U-shaped block (15) is fixedly connected to the bottom of the main body (1), a steering wheel (10) is fixedly connected to the left side of the U-shaped block (15), and an L block (5) is connected to the top of the U-shaped block (15) through rotating mode, the front right end of the main body (1) is fixedly connected with an electromagnet (4), one end of the electromagnet (4) is connected with a power supply of the electric vehicle, and the bottom of the right side surface of the U-shaped block (15) is fixedly connected with a spring (9).

2. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: the four corners of the top of the main body (1) are provided with mounting holes (2), and the mounting holes (2) penetrate through the main body (1).

3. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: an extension shaft of the servo motor (8) is fixedly connected with a connecting rope through a bolt, and the bottom of the connecting rope is fixedly connected with the second rotating arm (6).

4. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: the structure of the first rotating arm (7) is completely the same as that of the second rotating arm (6), a second groove (16) is formed in the bottom of the first rotating arm (7), and a connecting column (17) is fixedly connected to the bottom of the second groove (16).

5. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: the top of the L block (5) is fixedly connected with a reset rope through a bolt, the top of the reset rope is fixedly connected with a circular ring, the right end of the bottom of the L block (5) is connected with a spring (9), the top of the left side face of the L block (5) is connected with a connecting rope through a bolt, and the connecting rope penetrates through a steering wheel (10) and a first rotating arm (7) and is fixedly connected with the bottom.

6. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: brake arm (13) are the U-shaped of level placement, brake arm (13) left surface fixedly connected with fixed block (12), there is the brake rope fixed connection on fixed block (12) surface through bolted connection, and brake rope left surface and brake ware fixed connection.

7. A power-off protection braking device for electric vehicle according to claim 1, characterized in that: the type of the servo motor (8) is Y180S series servo motor.