CN217598536U

CN217598536U - Brake capable of adjusting braking force

Info

Publication number: CN217598536U
Application number: CN202220939084.5U
Authority: CN
Inventors: 王凤华
Original assignee: Sichuan Jian Resistant Auto Parts Manufacturing Co ltd
Current assignee: Sichuan Jian Resistant Auto Parts Manufacturing Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-18
Anticipated expiration: 2032-04-22

Abstract

The utility model provides a stopper of adjustable braking force, sense disc brake when sudden and death when wheel speed sensor, send electric current to the solenoid valve through ECU, make the valve rod of solenoid valve flexible forward, with automatic return circuit and master cylinder disconnection, make the hydraulic pressure force in the brake master cylinder not increase, and the brake circuit pressure of solenoid valve and disc brake is unchangeable, if wheel speed sensor's signal representation disc brake speed reduction still too fast, ECU just gives the solenoid valve increase current, the valve rod of solenoid valve continues upwards to stretch out and draw back, and open the bypass valve through ECU, make disc brake hydraulic pressure force flow in the bypass case, make disc brake pressure reduce, ECU control reflux pump carries hydraulic pressure force in the brake master cylinder, sense pressure decline when wheel speed sensor, disc brake rotational speed rises, ECU breaks off the control current of solenoid valve, disc brake's pressure rises, thereby disc brake rotational speed descends, effectively carry out braking force to disc brake and adjust, the security of driving is improved.

Description

Brake capable of adjusting braking force

Technical Field

The utility model relates to a stopper technical field, in particular to stopper of adjustable braking force.

Background

The brake is a device with the functions of making a moving part or a moving machine, reducing speed, stopping or keeping a stopped state and the like, is a mechanical part for stopping or reducing the speed of the moving part in the machine, is commonly called as a brake and a brake, mainly comprises a braking frame, a braking part, an operating device and the like, and some brakes are also provided with automatic adjusting devices of braking part gaps;

at the car production during operation, need to the car installation stopper, current stopper is after the assembly is accomplished, and braking force just is fixed, just is difficult to adjust braking force, and if when needs adjust braking force, the process is comparatively complicated, needs to disassemble whole stopper and changes spare part and just can adjust the work, and is comparatively troublesome to lead to disassembling the braking force that the back stopper of changing is difficult to accurate regulation needs, efficiency is comparatively low, for this reason, provides the stopper of adjustable braking force.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a brake with adjustable braking force, so as to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.

The utility model discloses technical scheme is so realized: the utility model provides a brake of adjustable braking force, includes box, disc brake and wheel speed sensor, its characterized in that: a bypass box, a reflux pump, an electromagnetic valve and an ECU are fixedly installed on the inner wall of the box body from left to right in sequence, a brake master cylinder is fixedly installed at the top of the box body, one side of the brake master cylinder is fixedly connected with a pedal through a vacuum resistor, the brake master cylinder is fixedly connected with the electromagnetic valve and the reflux pump through pipelines, and the electromagnetic valve is fixedly connected with the disc brake and the bypass box through pipelines; and a bypass valve is arranged on one side of the bypass box, the bypass box is fixedly connected with the reflux pump through a pipeline, and the ECU is electrically connected with the electromagnetic valve, the wheel speed sensor, the reflux pump and the bypass valve respectively.

Preferably: disc brake includes brake disc and fixed mounting is in the fender of brake disc one side, the lateral wall of fender with fixed connection between the fast sensor of wheel, disc brake is still including pegging graft the bearing of brake disc one side with cup joint the knuckle of bearing lateral wall one side, disc brake still includes fixed mounting the calliper of brake disc one side, calliper is located the top of fender, calliper includes fixed mounting brake disc one side connecting plate and fixed mounting be in connecting plate top pincers body, calliper still includes sliding connection and is in the inside piston of pincers body, keep away from the brake friction disc of pincers body one end fixed mounting with the piston, calliper still includes fixed mounting the hose of pincers body one side, the one end of hose extends to the inside of pincers body, the other end of hose with fixed connection between the solenoid valve.

Preferably: one side of the bearing penetrates through the brake disc and the wheel through a threaded rod and is fixedly connected with the wheel through a nut.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

when a wheel speed sensor senses that a disc brake is suddenly stopped, current is sent to an electromagnetic valve through an ECU, a valve rod of the electromagnetic valve stretches forwards, an automatic loop is disconnected with a main cylinder, hydraulic pressure in the main cylinder is not increased, pressure of a brake loop of the electromagnetic valve and the disc brake is not changed, if signals of the wheel speed sensor indicate that the disc brake is decelerated or too fast, the ECU increases the current for the electromagnetic valve, the valve rod of the electromagnetic valve stretches upwards continuously, a bypass valve is opened through the ECU, hydraulic pressure of the disc brake flows into a bypass box, pressure of the disc brake is reduced, the ECU controls a return pump to convey the hydraulic pressure into the main cylinder, when the wheel speed sensor senses pressure reduction, the rotating speed of the disc brake is increased, the ECU cuts off control current of the electromagnetic valve, the pressure of the disc brake is increased, the rotating speed of the disc brake is reduced, braking force adjustment is effectively performed on the disc brake, and driving safety is improved.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the whole case of the present invention;

FIG. 2 is a perspective view of the disc brake of the present invention;

fig. 3 is a plan structure view of the caliper of the present invention.

Reference numerals: 1. a box body; 2. a disc brake; 3. a bypass box; 4. a reflux pump; 5. an electromagnetic valve; 6. an ECU; 7. a brake master cylinder; 8. a pedal; 9. a wheel speed sensor; 10. a brake disc; 11. a fender; 12. a bearing; 13. a knuckle; 14. a caliper; 15. a clamp body; 16. a piston; 17. braking the friction plate; 18. a hose; 19. a connecting plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-3, the embodiment of the present invention provides a brake capable of adjusting braking force, including a box body 1, a disc brake 2 and a wheel speed sensor 9, which is characterized in that: a bypass box 3, a reflux pump 4, an electromagnetic valve 5 and an ECU6 are fixedly installed on the inner wall of the box body 1 from left to right in sequence, a brake main cylinder 7 is fixedly installed at the top of the box body 1, one side of the brake main cylinder 7 is fixedly connected with a pedal 8 through a vacuum resistor, the brake main cylinder 7 is fixedly connected with the electromagnetic valve 5 and the reflux pump 4 through pipelines, and the electromagnetic valve 5 is fixedly connected with the disc brake 2 and the bypass box 3 through pipelines; a bypass valve is arranged on one side of the bypass box 3, the bypass box 3 is fixedly connected with the reflux pump 4 through a pipeline, and the ECU6 is electrically connected with the electromagnetic valve 5, the wheel speed sensor 9, the reflux pump 4 and the bypass valve respectively; under the normal braking state without using the ECU6, the force of the pedal 8 is transmitted to the brake master cylinder 7, the pressure is transmitted to and controlled on the disc brake 2 through the electromagnetic valve 5, the signal of the wheel speed sensor 9 shows that the brake is not violently dead, the ECU6 does not send any control signal current to the electromagnetic valve 5, the electromagnetic valve 5 does not work, the hydraulic pressure generated by the brake master cylinder 7 is transmitted to the disc brake 2, the normal braking operation is performed, when the wheel speed sensor 9 senses that the disc brake 2 is violently dead, the ECU6 sends instruction current to the electromagnetic valve 5, the valve rod of the electromagnetic valve 5 stretches forwards, the automatic loop is disconnected with the master cylinder, the hydraulic pressure in the brake master cylinder 7 is continuously increased, the pressure of the brake loop of the electromagnetic valve 5 and the disc brake 2 is kept unchanged, if the signal of the wheel speed sensor 9 indicates that the disc brake 2 is decelerated or too fast, the ECU6 transmits increased current to the electromagnetic valve rod of the electromagnetic valve 5, the valve rod of the electromagnetic valve 5 continues to stretch upwards, the bypass valve is opened through the ECU6, the disc brake 2 flows into the bypass box 3, the brake pressure is reduced, the ECU6 controls the brake pump 4 to transmit the brake 7, the brake 2 to reduce the rotation speed, the rotation speed of the disc brake 2, the brake 2 is safely sensed, and the hydraulic oil is reduced, and the hydraulic oil is controlled, and the disc brake 2, the hydraulic oil is reduced.

The brake pressure does not exceed the main pressure.

In this embodiment, specifically: the disc brake 2 comprises a brake disc 10 and a fender 11 fixedly installed on one side of the brake disc 10, the outer side wall of the fender 11 is fixedly connected with a wheel speed sensor 9, the disc brake 2 further comprises a bearing 12 inserted on one side of the brake disc 10 and a steering knuckle 13 sleeved on one side of the outer side wall of the bearing 12, the disc brake 2 further comprises a caliper 14 fixedly installed on one side of the brake disc 10, the caliper 14 is located above the fender 11, the caliper 14 comprises a connecting plate 19 fixedly installed on one side of the brake disc 10 and a caliper body 15 fixedly installed on the top of the connecting plate 19, the caliper 14 further comprises a piston 16 connected inside the caliper body 15 in a sliding mode and a brake friction plate 17 fixedly installed on one end, far away from the caliper body 15, of the piston 16, the caliper 14 further comprises a hose 18 fixedly installed on one side of the caliper body 15, one end of the hose 18 extends into the caliper body 15, and the other end of the hose 18 is fixedly connected with the electromagnetic valve 5; through connecting plate 19, be used for carrying out fixed mounting with the caliper body 15 through the bolt with brake disc 10, make the hydraulic oil in the brake master cylinder 7 flow into the caliper body 15 from hose 18 through solenoid valve 5 through stepping on footboard 8 in, hydraulic oil promotes piston 16 and drives brake lining 17 and slide in brake disc 10, and contact with brake disc 10, thereby carry out the brake work of braking, be used for blockking outside earth through fender 11, prevent that earth from getting into brake disc 10 and calliper 14 in and producing the friction, the life of brake disc 10 with calliper 14 has been improved, be used for detecting the rotational speed of brake disc 10 through fast sensor 9 of wheel.

In this embodiment, specifically: one side of the bearing 12 penetrates through the brake disc 10 through a threaded rod and is fixedly connected with the wheel through a nut; the threaded rod on the bearing 12 penetrates into the brake disc 10, the hub is inserted into the threaded rod, and the nut is manually rotated on the threaded rod for fixedly mounting the disc brake 2 and the wheel.

The utility model discloses at the during operation: under the normal braking state without using the ECU6, the force of the pedal 8 is transmitted to the brake master cylinder 7, the pressure is transmitted and controlled on the disc brake 2 through the electromagnetic valve 5, the signal of the wheel speed sensor 9 shows that the brake is not violently dead, the ECU6 can not send any control signal current to the electromagnetic valve 5, the electromagnetic valve 5 does not work, the hydraulic pressure generated by the brake master cylinder 7 is transmitted to the disc brake 2 to carry out the normal braking operation, when the wheel speed sensor 9 senses that the disc brake 2 is violent, the ECU6 sends an instruction current to the electromagnetic valve 5, the valve rod of the electromagnetic valve 5 extends forwards, the automatic loop is disconnected with the master cylinder, and the hydraulic pressure in the brake master cylinder 7 is continuously increased, and the pressure of the brake circuit of the electromagnetic valve 5 and the disc brake 2 is kept unchanged, if the signal of the wheel speed sensor 9 indicates that the disc brake 2 is decelerated or too fast, the ECU6 transmits an increased current to the electromagnetic valve 5, the valve rod of the electromagnetic valve 5 continuously extends upwards, the ECU6 opens the bypass valve to enable hydraulic oil of the disc brake 2 to flow into the bypass box 3, the brake pressure is reduced, the ECU6 controls the reflux pump 4 to transmit the hydraulic oil into the brake master cylinder 7, the wheel speed sensor 9 senses pressure reduction, the rotating speed of the disc brake 2 rises, the ECU6 cuts off the control current of the electromagnetic valve 5, and the pressure of the disc brake 2 rises, so that the rotating speed of the disc brake 2 falls, the brake force of the disc brake 2 is adjusted, and the driving safety is improved.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an adjustable brake power's stopper, includes box (1), disc brake (2) and wheel speed sensor (9), its characterized in that: a bypass box (3), a reflux pump (4), an electromagnetic valve (5) and an ECU (6) are fixedly arranged on the inner wall of the box body (1) from left to right in sequence;

a brake main cylinder (7) is fixedly installed at the top of the box body (1), and a pedal (8) is fixedly connected to one side of the brake main cylinder (7) through a vacuum resistor;

the brake master cylinder (7) is fixedly connected with the electromagnetic valve (5) and the reflux pump (4) through pipelines respectively, and the electromagnetic valve (5) is fixedly connected with the disc brake (2) and the bypass box (3) through pipelines respectively; a bypass valve is arranged on one side of the bypass box (3), and the bypass box (3) is fixedly connected with the reflux pump (4) through a pipeline;

and the ECU (6) is electrically connected with the electromagnetic valve (5), the wheel speed sensor (9), the reflux pump (4) and the bypass valve respectively.

2. The brake with adjustable braking force as claimed in claim 1, wherein: the disc brake (2) comprises a brake disc (10) and a mudguard (11) fixedly installed on one side of the brake disc (10), and the outer side wall of the mudguard (11) is fixedly connected with the wheel speed sensor (9).

3. The brake with adjustable braking force as claimed in claim 2, wherein: the disc brake (2) further comprises a bearing (12) inserted on one side of the brake disc (10) and a steering knuckle (13) sleeved on one side of the outer side wall of the bearing (12).

4. The brake with adjustable braking force as claimed in claim 3, wherein: the disc brake (2) further comprises a caliper (14) fixedly mounted on one side of the brake disc (10), and the caliper (14) is located above the mudguard (11).

5. The brake with adjustable braking force of claim 4, wherein: the caliper (14) comprises a connecting plate (19) fixedly installed on one side of the brake disc (10) and a caliper body (15) fixedly installed on the top of the connecting plate (19).

6. The brake with adjustable braking force of claim 5, wherein: the caliper (14) further comprises a piston (16) which is connected to the inside of the caliper body (15) in a sliding mode, and a brake friction plate (17) which is fixedly installed on one end, far away from the caliper body (15), of the piston (16).

7. The brake with adjustable braking force of claim 6, wherein: the caliper (14) further comprises a hose (18) fixedly mounted on one side of the caliper body (15), one end of the hose (18) extends into the caliper body (15), and the other end of the hose (18) is fixedly connected with the electromagnetic valve (5).

8. The brake with adjustable braking force as claimed in claim 3, wherein: one side of the bearing (12) penetrates through the brake disc (10) through a threaded rod and is fixedly connected with the wheel through a nut.