CN218949159U

CN218949159U - Self-adjusting brake pedal

Info

Publication number: CN218949159U
Application number: CN202223072362.0U
Authority: CN
Inventors: 张志平; 刘志斌
Original assignee: CHANGZHOU WUJIN DONGFENG AUTO PARTS CO LTD
Current assignee: CHANGZHOU WUJIN DONGFENG AUTO PARTS CO LTD
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-05-02
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the technical field of brake pedals, in particular to a self-adjusting brake pedal which comprises a brake rod and a pedal plate rotatably arranged at the end part of the brake rod; the brake rod is provided with a positioning boss, the upper end face of the positioning boss is abutted against the lower end face of the pedal, the positioning boss is fixedly connected with a limiting rod, the end part of the brake rod is fixedly connected with a mounting shaft, a torsion spring is sleeved on the mounting shaft, two ends of the torsion spring are provided with first abutting joints, the middle part of the torsion spring is provided with a second abutting joint, the first abutting joint is abutted against the limiting rod, and the second abutting joint is abutted against the lower plane of the pedal; the rotatable foot pedal is arranged, so that the foot pedal can rotate according to the stepping direction of the driver when the driver brakes, the upper plane of the foot pedal is flush with the bottom surface of the foot of the driver, the contact area between the foot and the foot pedal is increased, the driver can accurately apply force to step on the foot pedal, and the potential safety hazard is reduced.

Description

Self-adjusting brake pedal

Technical Field

The utility model relates to the technical field of brake pedals, in particular to a self-adjusting brake pedal.

Background

The brake pedal is a pedal for braking the vehicle and is usually connected to a braking system, the pedal and a brake rod are in an integrated structure, the position and the height of the brake pedal are designed and processed according to the body shape of a standard height, and the brake pedal cannot be adjusted at will, so that the driving comfort and the use convenience are affected; in actual operation, when the experienced driver steps on the pedal, the whole foot is suspended and then the pedal is stepped on, so that the maximum contact area between the foot and the pedal can be obtained, and the safety is ensured, but most drivers usually place the foot on the ground for comfort, and the brake is stepped on by the toe or the front half part of the foot, and the contact area between the pedal and the foot is gradually reduced when the brake rod moves forwards and downwards, so that uneven stress is caused, the driver cannot accurately apply force to step on, and potential safety hazards easily occur.

In order to solve the technical problem, chinese patent CN214985299U discloses an adjustable brake pedal, including installing the pedal subassembly of brake lever tip, the pedal subassembly includes fixed plate and the fly leaf of sliding connection on the fixed plate of fixed connection brake lever tip, be connected through spacing subassembly between fixed plate and the fly leaf and then realize the relative fixed or the relative activity between fixed plate and the fly leaf. The utility model is provided with the movable plate which can move to adjust the position and the height of the pedal, but the pedal is still rigidly connected with the end part of the brake rod, so that the pedal is inconvenient for a driver to tread.

Therefore, the self-adjusting brake pedal is provided, so that the pedal can be movably connected with the end part of the brake rod along with the stepping of a driver, the maximum contact area between the foot and the pedal can be obtained, and the driving safety is ensured.

Disclosure of Invention

The utility model aims to provide a self-adjusting brake pedal, which solves the technical problems that in the prior art, when a driver steps on a brake rod, the contact area between a foot and a pedal plate is gradually reduced, so that uneven stress is caused, the driver cannot accurately apply force to step on, and potential safety hazards are easy to occur.

The technical scheme adopted for solving the technical problems is as follows: a self-adjusting brake pedal includes a brake lever and a foot pedal rotatably mounted at an end of the brake lever; the brake lever is provided with a positioning boss, the upper end face of the positioning boss is abutted to the lower end face of the pedal, the positioning boss is fixedly connected with a limiting rod, the end part of the brake lever is fixedly connected with a mounting shaft, a torsion spring is sleeved on the mounting shaft, two ends of the torsion spring are provided with first butt joints, the middle part of the torsion spring is provided with second butt joints, the first butt joints are abutted to the limiting rod, and the second butt joints are abutted to the lower plane of the pedal.

Further, the pedal plates are symmetrically provided with mounting holes, the mounting shafts are connected in the mounting holes in a matched mode, and the pedal plates rotate around the axis of the mounting shafts.

Further, the mounting shaft is welded to the brake lever end.

Further, the end part of the mounting shaft is connected with a clamping ring in a clamping manner, and the clamping ring is abutted against the side face of the pedal.

Further, the torsion spring is disposed between the two mounting holes.

Further, the length of the limiting rod is greater than that of the torsion spring.

Further, the extending directions of the first abutting joint and the second abutting joint are opposite.

Further, the foot pedal rotates at a small angle about the axis of the mounting shaft.

Further, a step is arranged on the upper end face of the positioning boss, the bottom face of the step is an inclined plane, and the bottom face of the step abuts against the lower plane of the pedal.

The beneficial effects of the utility model are as follows:

according to the utility model, the torsion spring is arranged between the brake rod and the pedal, so that the pedal can rotate according to the stepping direction of the driver when the driver brakes, the upper plane of the pedal is level with the sole surface of the driver, the contact area between the foot and the pedal is increased, the driver can accurately apply force to pedal, and the potential safety hazard is reduced; compared with the prior art, the utility model realizes that the pedal can freely rotate according to the stress direction along with the continuous change of the foot pressing direction of the driver in the braking process, thereby improving the stability in the using process and ensuring the braking safety.

Drawings

FIG. 1 is a perspective view of a self-adjusting brake pedal of the present utility model.

FIG. 2 is an exploded schematic view of the self-adjusting brake pedal of the present utility model.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a bottom view of fig. 1.

The components in the drawings are marked as follows: 10. a brake lever; 11. a foot pedal; 12. a torsion spring; 121. a first abutment; 122. a second abutment; 13. a mounting shaft; 14. positioning the boss; 141. a step; 15. a limit rod; 16. and (5) mounting holes.

Detailed Description

The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.

Referring to fig. 1 and 2, the present utility model provides a self-adjusting brake pedal including a brake lever 10 and a pedal plate 11 rotatably mounted at an end of the brake lever 10.

Further, the end of the brake lever 10 is fixedly connected with a mounting shaft 13, the pedal 11 is symmetrically provided with mounting holes 16, the mounting shaft 13 is connected in the mounting holes 16 in a matching manner, and the pedal 11 rotates around the axis of the mounting shaft 13. Preferably, the mounting shaft 13 is welded to the end of the brake lever 10.

In this embodiment, a snap ring is connected to the end of the mounting shaft 13 in a snap manner, the snap ring abuts against the side surface of the pedal 11, and the movement of the pedal 11 on the mounting shaft 13 is limited by using the snap ring, so that the stability of the pedal 11 in the use process is ensured.

Referring to fig. 2, 3 and 4, the brake lever 10 is provided with a positioning boss 14, an upper end surface of the positioning boss 14 abuts against a lower end surface of the pedal 11, a stop lever 15 is fixedly connected to the positioning boss 14, and a length of the stop lever 15 is greater than a length of the torsion spring 12.

Further, the mounting shaft 13 is sleeved with a torsion spring 12, two ends of the torsion spring 12 are formed with first abutting joints 121, a second abutting joint 122 is formed in the middle of the torsion spring 12, the first abutting joint 121 abuts against the limiting rod 15, and the second abutting joint 122 abuts against the lower plane of the foot pedal 11.

In this embodiment, the torsion spring 12 has an included angle between the first abutting joint 121 and the second abutting joint 122 of 90 ° to 160 ° in a relaxed state; in the abutting state of the torsion spring 12, an included angle between the first abutting joint 121 and the second abutting joint 122 is 160-180 degrees; in the step-on state of the torsion spring 12, the included angle between the first abutting joint 121 and the second abutting joint 122 is 180 ° to 200 °.

Specifically, the torsion spring 12 is disposed between the two mounting holes 16, and the first abutting joint 121 and the second abutting joint 122 extend in opposite directions; in use, the foot pedal 11 is mounted on the mounting shaft 13, the lower plane of the foot pedal 11 is simultaneously abutted against the second joint 122 and the positioning boss 14, so that when a driver presses the foot pedal 11 downwards, the torsion spring 12 is subjected to pressure to deform and store angular energy, the foot pedal 11 rotates clockwise around the axis of the mounting shaft 13, when the driver releases the foot pedal 11, the torsion spring 12 releases the angular energy and returns to an abutting state, and the foot pedal 11 rotates anticlockwise around the axis of the mounting shaft 13 until the lower plane of the foot pedal 11 abuts against the positioning boss 14, and resetting is completed.

It will be appreciated that the pedal 11 rotates around the axis of the mounting shaft 13 with a certain range, and the torsion spring 12 is provided to limit rotation, so that the torsion spring 12 is provided to increase the pressure required for the rotation over a range of angles, thereby ensuring the stability and safety of the present utility model.

According to the utility model, the torsion spring 12 is arranged between the brake rod 10 and the pedal plate 11, so that the pedal plate 11 can rotate around the axis of the mounting shaft 13 at a small angle, the pedal plate 11 can realize self-adjustment when a driver brakes, and after the feet of the driver are contacted with the pedal plate 11, the pedal plate 11 can rotate according to the stress direction, so that the upper plane of the pedal plate 11 is level with the sole of the driver, the contact area between the feet and the pedal plate 11 is further improved, the driver can accurately apply force and tread, and the potential safety hazard is reduced; meanwhile, in the process of downward and forward movement of the brake lever 10, the foot rest 11 can also freely rotate according to the stress direction along with the continuous change of the foot pressing direction of a driver, so that the stability in the use process is improved.

In this embodiment, the upper end surface of the positioning boss 14 is provided with a step 141, the bottom surface of the step 141 is an inclined surface, the bottom surface of the step 141 abuts against the lower plane of the pedal 11, and the contact area between the positioning boss 14 and the pedal 11 is increased by using the inclined bottom surface of the step 141, so as to ensure the stability of use.

The specific operation mode of the utility model is as follows: the driver steps down on the pedal plate 11, the torsion spring 12 is pressed to deform and store angular energy, the pedal plate 11 rotates clockwise around the axis of the mounting shaft 13, the upper plane of the pedal plate 11 is level with the foot sole surface of the driver, and meanwhile, the brake rod 10 moves downwards and forwards to finish braking; when the driver releases the foot pedal 11, the torsion spring 12 releases the angular energy and returns to the original state, and the foot pedal 11 rotates counterclockwise about the axis of the mounting shaft 13 until the lower plane of the foot pedal 11 abuts against the step 141 on the positioning boss 14, completing the reset.

According to the utility model, the torsion spring 12 is arranged between the brake rod 10 and the pedal plate 11, so that the pedal plate 11 can rotate according to the stepping direction of a driver when the driver is braking, the upper plane of the pedal plate 11 is level with the sole surface of the driver, the contact area between the foot and the pedal plate 11 is increased, the driver can accurately apply force to step on, and the potential safety hazard is reduced; meanwhile, in the braking process, along with the continuous change of the foot pressing direction of a driver, the foot pedal 11 can also freely rotate according to the stress direction, so that the stability in the using process is improved, and the braking safety is ensured.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A self-adjusting brake pedal characterized by comprising a brake lever (10) and a foot pedal (11) rotatably mounted at the end of the brake lever (10); be equipped with location boss (14) on brake lever (10), the lower terminal surface of locating boss (14) up end butt running-board (11), fixedly connected with gag lever post (15) on location boss (14), brake lever (10) end fixedly connected with installation axle (13), the cover is equipped with torsion spring (12) on installation axle (13), and torsion spring (12) both ends are formed with first butt joint (121), and torsion spring (12) middle part is formed with second butt joint (122), first butt joint (121) butt gag lever post (15), plane under second butt joint (122) butt running-board (11).

2. Self-adjusting brake pedal according to claim 1, characterized in that the foot pedal (11) is symmetrically provided with mounting holes (16), the mounting shaft (13) is connected in the mounting holes (16) in a matching way, and the foot pedal (11) rotates around the axis of the mounting shaft (13).

3. Self-adjusting brake pedal according to claim 2, characterized in that the mounting shaft (13) is welded to the brake lever (10) end.

4. A self-adjusting brake pedal according to claim 3, characterized in that the mounting shaft (13) is connected with a snap ring in a snap-fit connection at the end, which snap ring abuts against the side of the pedal (11).

5. Self-adjusting brake pedal according to claim 1, characterized in that the torsion spring (12) is arranged between two mounting holes (16).

6. Self-adjusting brake pedal according to claim 5, characterized in that the length of the stop lever (15) is greater than the length of the torsion spring (12).

7. Self-adjusting brake pedal according to claim 1, characterized in that the first abutment (121) and the second abutment (122) extend in opposite directions.

8. Self-adjusting brake pedal according to claim 1, characterized in that the foot pedal (11) is turned at a small angle around the axis of the mounting shaft (13).

9. Self-adjusting brake pedal according to claim 1, characterized in that the upper end face of the positioning boss (14) is provided with a step (141), the bottom surface of the step (141) is inclined, and the bottom surface of the step (141) abuts against the lower plane of the pedal plate (11).