CN210555391U

CN210555391U - Vehicle delay brake control system and electric vehicle

Info

Publication number: CN210555391U
Application number: CN201921259807.1U
Authority: CN
Inventors: 李鹏; 张金伟; 马涛
Original assignee: Jiangsu Xinri E Vehicle Co Ltd
Current assignee: Jiangsu Xinri E Vehicle Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-05-19
Anticipated expiration: 2029-08-06

Abstract

The vehicle delay brake control system comprises a front brake system, a rear brake system and a delay valve, wherein the front brake system comprises a front brake handle and a front brake pump body which are connected through a brake hose, the rear brake system comprises a rear brake handle and a rear brake pump body which are connected through a front oil pipe and a rear oil pipe, the delay valve is connected between the front oil pipe and the rear oil pipe, and the delay valve is connected with the front brake pump body through the delay oil pipe. The vehicle delay brake control system of the utility model has simple structure and easy maintenance; the brake operation is convenient and simple, the brake safety and the brake efficiency are high, the front brake is independently braked, and the rear brake coordinates the front brake force and the rear brake force through the delay valve, so that the optimal brake effect can be realized.

Description

Vehicle delay brake control system and electric vehicle

Technical Field

The utility model relates to an electric motor car technical field, concretely relates to vehicle time delay braking control system and electric motor car.

Background

The vehicle brake control system mainly refers to a series of special devices that apply a certain control force to wheel portions of a vehicle, thereby performing a certain degree of forced braking on the wheel portions. The vehicle brake control system has the following functions: the method includes the steps of enabling a running vehicle to perform forced deceleration even stop according to the requirements of a driver, enabling the stopped vehicle to stably park under various road conditions, enabling the vehicle speed of downhill running to be kept stable and the like. With the continuous development of the existing electric vehicle technology and the continuous improvement of the requirements of users on the driving safety performance, a disc brake system with better brake performance and temperature is generally configured on the existing electric vehicle, the disc brake is called a disc brake, the disc brake adopts the Pascal law, hydraulic transmission is utilized, a brake handle only needs small force to apply pressure to static liquid in an oil cylinder and transmit the pressure to a piston, and then the piston pushes a lining sheet to rub a disc, so that kinetic energy is converted into heat energy, and very good brake force is generated. The existing electric vehicle braking system comprises a front wheel brake and a rear wheel brake which are independent of each other, so that a locking phenomenon easily occurs due to overlarge single braking force during emergency braking, and the braking safety is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an improve electric two wheeler's braking security and braking efficiency's time delay braking control system and a two-wheeled electric motor car that uses this braking system.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the vehicle delay brake control system comprises a front brake system, a rear brake system and a delay valve, wherein the front brake system comprises a front brake handle and a front brake pump body which are connected through a brake hose, the rear brake system comprises a rear brake handle and a rear brake pump body which are connected through a front oil pipe and a rear oil pipe, the delay valve is connected between the front oil pipe and the rear oil pipe, and the delay valve is connected with the front brake pump body through the delay oil pipe.

Furthermore, the front brake handle controls the piston of the front brake pump body to move through the brake hose to brake, and an independent front brake system is formed.

Furthermore, the rear brake handle controls the piston of the rear brake pump body to move through the front oil pipe and the rear oil pipe which are connected in series to achieve braking, and a time delay valve is arranged at the connecting position between the front oil pipe and the rear oil pipe which are connected in series; the delay valve is internally provided with a delay spring and a delay piston, when the oil pressure generated by the rear brake handle is greater than the force of the delay spring, the other part of oil pressure pushes the oil pipe piston on the delay valve, and the front brake pump body piston is controlled to move through the delay oil pipe to achieve braking.

Further, the front brake pump body piston is a three-cylinder piston.

Further, the rear brake pump piston is a two-cylinder piston.

Furthermore, the front oil pipe, the rear oil pipe and the time delay oil pipe are aerial oil pipes.

The utility model provides an electric motor car simultaneously, including braking control system, braking control system be foretell vehicle delay braking control system, the electric motor car be two-wheeled electric motor car, especially two-wheeled electric motorcycle.

Compared with the prior art, the utility model discloses a vehicle time delay braking control system possesses the advantage does:

1. the structure is simple, and the maintenance is easy;

2. the operation is convenient and simple: the front brake is independently braked, and the rear brake coordinates front and rear brake force through a delay valve to realize the optimal brake effect;

3. the safety and the braking efficiency of the electric two-wheeled vehicle are improved: the time delay control brake system is used, so that the locking phenomenon of a brake wheel can be reduced, and the pressure distribution of the time delay valve is passed; braking force is reasonably distributed to the front wheel brake and the rear wheel brake, and the phenomenon that a single braking force is excessively locked is avoided; on the premise that the brake is effective, the deceleration in the vehicle braking process is improved, and the locking probability of the brake wheel is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the delay valve.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, a vehicle delay brake control system comprises a front brake system, a rear brake system and a delay valve 3, wherein the front brake system comprises a front brake handle 2 and a front brake pump body 5 which are connected through a brake hose 9, the rear brake system comprises a rear brake handle 1 and a rear brake pump body 4 which are connected through a front oil pipe 6 and a rear oil pipe 7, the delay valve 3 is connected between the front oil pipe 6 and the rear oil pipe 7, and the delay valve 3 is connected with the front brake pump body 5 through a delay oil pipe 8.

Further, the front brake handle 2 controls the piston movement of the front brake pump body through the brake hose 9 to brake, so that an independent front brake system is formed.

Furthermore, the rear brake handle 1 controls the piston of the rear brake pump body to move through the front oil pipe 6 and the rear oil pipe 7 which are connected in series to achieve braking, and a delay valve 3 is arranged at the connection position between the front oil pipe 6 and the rear oil pipe 7 which are connected in series; the delay valve 3 is internally provided with a delay spring and a delay piston, the rear brake handle 1 controls the piston of the rear brake pump body 4 to move through the front oil pipe 6 and the rear oil pipe 7 to generate braking force, when the oil pressure generated by the rear brake handle 1 is greater than the force of the delay spring, the other part of oil pressure pushes the oil pipe piston above through the delay valve 3, and the front brake pump body piston is controlled to move through the delay oil pipe 8 to achieve braking, so that the front and the rear brake are simultaneously carried out, the two-wheeled electric vehicle is rapidly and emergently braked, and the braking safety of the electric vehicle is effectively improved; and based on the control design of the rear brake handle 1, the quick brake can be achieved, and the operation convenience of the whole vehicle is effectively improved.

Further, the connection mode of the delay valve 3 with the front oil pipe 6, the rear oil pipe 7 and the delay oil pipe 8 is as shown in fig. 2, the delay valve 3 comprises a delay valve body 31, and a sealing base assembly 32, a delay spring 33 and a delay piston assembly 34 which are arranged on the delay valve body 31, the connection relation of the sealing base assembly 32, the delay spring 33 and the delay piston assembly 34 is as shown in fig. 2, and the delay spring 33 is arranged on a spring bracket 35; when the rear brake handle 1 is continuously driven, the oil pressure provided by the main pump is continuously increased, and when the oil pressure is larger than the force of the delay spring 33, the hydraulic oil pushes the delay piston assembly 34 and the delay spring 33 through the oil hole of the sealing base assembly 32, so that the hydraulic oil passes through the delay spring 33 and finally reaches the delay oil pipe 8, and the cylinder piston of the front brake pump body 5 is driven to move to generate braking force. The front wheel brake is realized by driving the front brake cylinder body to brake through the divided pressure of the rear wheel brake main pump; the setting of the delay spring is that the delay spring 33 can be pushed only when the force value is larger than the limit that the movement of the brake piston reaches the maximum brake, namely the brake is not locked after the rear drive, and the redundant brake pressure is transferred to the front brake to drive the piston to move to generate the brake force; by time-delay braking, under the condition of ensuring the maximum braking effect of rear braking, the front braking starts to start braking, front and rear braking is generated, the deceleration of the whole vehicle can be increased, and the braking time and distance can be shortened.

Further, the front brake handle 2 is used for independently controlling front brake; the front brake pump body 5 is used for front wheel braking, and the piston of the front brake pump body is a three-cylinder piston; the rear brake handle 1 is used for controlling rear braking and driving the delay valve 3 to achieve simultaneous control of front and rear braking; the delay valve 3 is used for allocating front and rear braking forces and providing maximum deceleration braking on the premise of ensuring that the braking wheel is not locked.

Further, the rear brake pump body 4 is used for rear wheel braking, and the rear brake pump body piston is a two-cylinder piston.

Further, the front oil pipe 6, the rear oil pipe 7 and the delay oil pipe 8 are aerial oil pipes.

The utility model simultaneously provides an electric motor car, including braking control system, braking control system be foretell vehicle delay braking control system, the electric motor car be two-wheeled electric motor car, especially the two-wheeled electric motorcycle that can ride fast.

Claims

1. Vehicle time delay brake control system, its characterized in that: the brake system comprises a front brake system, a rear brake system and a delay valve, wherein the front brake system comprises a front brake handle and a front brake pump body which are connected through a brake hose, the rear brake system comprises a rear brake handle and a rear brake pump body which are connected through a front oil pipe and a rear oil pipe, the delay valve is connected between the front oil pipe and the rear oil pipe, and the delay valve is connected with the front brake pump body through the delay oil pipe.

2. The vehicle delayed brake control system according to claim 1, characterized in that: the front brake handle controls the piston of the front brake pump body to move through the brake hose to brake, and an independent front brake system is formed.

3. The vehicle delayed brake control system according to claim 1, characterized in that: the rear brake handle controls the piston of the rear brake pump body to move through the front oil pipe and the rear oil pipe which are connected in series to achieve braking, and a delay valve is arranged at the middle connection position of the front oil pipe and the rear oil pipe which are connected in series; the delay valve is internally provided with a delay spring and a delay piston, when the oil pressure generated by the rear brake handle is greater than the force of the delay spring, the other part of oil pressure pushes the oil pipe piston on the delay valve, and the front brake pump body piston is controlled to move through the delay oil pipe to achieve braking.

4. The vehicle time delay brake control system according to claim 2 or 3, characterized in that: the front brake pump body piston is a three-cylinder piston.

5. The vehicle time delay brake control system of claim 3, wherein: the rear brake pump piston is a two-cylinder piston.

6. The vehicle time delay brake control system according to claim 1 or 3, characterized in that: the front oil pipe, the rear oil pipe and the time delay oil pipe are aerial oil pipes.

7. An electric vehicle comprising a brake control system, characterized in that: the brake control system is a vehicle delay brake control system according to any one of claims 1 to 6.