CN211494011U

CN211494011U - Brake pedal assembly and vehicle

Info

Publication number: CN211494011U
Application number: CN201922120703.9U
Authority: CN
Inventors: 刘伯庚
Original assignee: BAIC Motor Co Ltd
Current assignee: BAIC Motor Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-15
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to a brake pedal assembly and vehicle, this brake pedal assembly includes footboard body and installing support, the footboard body articulates on the installing support through the pivot, still include the brake light switching device, the axle sleeve of fixedly connected with pivot on the footboard body, the central siphon of pivot is connected on the installing support, and the axle sleeve rotationally overlaps outside the axle sleeve, the brake light switching device includes first electric junction piece and the second electric junction piece of concatenating in brake light control circuit, first electric junction piece is installed at the inner wall of axle sleeve, the outer wall at the central siphon is installed to the second electric junction piece, so that when the footboard body drives the axle sleeve and rotates around the central siphon, make first electric junction piece and second electric junction piece contact or separate in order to control the opening and closing of brake light switching device. The pedal body drives the rotating shaft to rotate, so that the first electric joint and the second electric joint are fully contacted or separated to control the brake lamp switch to be turned on or turned off, and the brake lamp switch can be turned on or turned off accurately.

Description

Brake pedal assembly and vehicle

Technical Field

The present disclosure relates to the field of vehicle braking technologies, and in particular, to a brake pedal assembly and a vehicle.

Background

The brake pedal and the brake lamp are important components of the vehicle, when the vehicle brakes, a driver brakes the vehicle by stepping on the brake pedal, and the brake lamp is turned on or off to prompt the driver of the rear vehicle to brake. Among the prior art, the stop lamp switch is installed on brake pedal's installing support, and the initial position of stop lamp switch is pressed through brake pedal and is opened and close, and when improper assembly of brake lamp switch or installing support itself took place to warp, brake pedal was at the unable reliable compaction stop lamp switch of initial position, leads to the stop lamp to often light, brings wrong brake signal and causes the potential safety hazard for the navigating mate of back car.

SUMMERY OF THE UTILITY MODEL

The purpose of this disclosure is to provide a brake pedal assembly and vehicle, this brake pedal assembly can realize opening and closing of brake light switch when the vehicle braking in a flexible way, accurately.

In order to achieve the above object, the present disclosure provides a brake pedal assembly, including a pedal body and a mounting bracket, the pedal body is hinged on the mounting bracket through a rotating shaft, and also comprises a brake lamp switch device, the pedal body is fixedly connected with a shaft sleeve of the rotating shaft, a shaft tube of the rotating shaft is connected on the mounting bracket, the shaft sleeve is rotatably sleeved outside the shaft sleeve, the brake lamp switching device comprises a first electric fastener and a second electric fastener which are connected in series in a brake lamp control circuit, the first electrical coupling member is mounted to an inner wall of the bushing, the second electrical coupling member is mounted to an outer wall of the shaft tube, so that when the pedal body drives the shaft sleeve to rotate around the shaft tube, the first electric joint and the second electric joint can be contacted or separated to control the brake lamp switch device to be switched on and off.

Alternatively, the first electrical joint and the second electrical joint are respectively metal members, the shaft sleeve and the shaft tube are also respectively metal members, and the first electrical joint and the second electrical joint are fixed on the inner wall of the shaft sleeve and the outer wall of the shaft tube by insulating bonding members.

Alternatively, the first electrical connector is a metal curved rotor, and the second electrical connector is a metal pin stator to control the turn-on and turn-off of the stop lamp switching device by the contact and separation of the end of the metal pin stator with the surface of the metal curved rotor.

Optionally, the brake pedal assembly further includes a bolt, the bolt passes through the mounting bracket and the axle tube and is fastened and connected with a nut arranged outside the mounting bracket, and the inner wall of the axle tube abuts against a screw of the bolt.

Optionally, a thrust bearing is arranged between the end face of the shaft sleeve and the mounting bracket, and the thrust bearing is sleeved outside the shaft tube.

Optionally, the outer portion of the shaft tube is further sleeved with a radial bearing, and the radial bearing is arranged between the shaft tube and the shaft sleeve.

Optionally, the number of the radial bearings is two, and the radial bearings are respectively arranged near two end faces of the shaft sleeve.

Optionally, one of the radial bearings and the thrust bearing on the same side has a gap therebetween, and the first electrical joint and the second electrical joint are disposed in the gap.

According to another aspect of the present disclosure, there is also provided a vehicle including the brake pedal assembly as described above.

Optionally, the brake pedal assembly includes a pedal body and a mounting bracket, and the mounting bracket is mounted inside a body of the vehicle through an upper mounting bracket and a lower mounting bracket, respectively.

Through the technical scheme, the pedal body of the brake pedal assembly is connected with the shaft sleeve, and the shaft sleeve is rotatably sleeved outside the shaft sleeve, so that when a vehicle brakes, the pedal body can drive the shaft sleeve to rotate, the first electric connecting piece and the second electric connecting piece in the shaft sleeve are fully connected or separated, the brake pedal assembly can flexibly and accurately control the on and off of a brake lamp switch device of the vehicle, and the situation that the on or off state of a brake lamp is inaccurate, and the potential safety hazard caused by the wrong brake signal feedback brought to a driver of a rear vehicle is avoided.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a cross-sectional view of the internal structure of the brake pedal assembly provided in one embodiment of the present disclosure;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a cross-sectional view of a shaft provided in accordance with one embodiment of the present disclosure, wherein the first electrical engagement member is separated from the second electrical engagement member;

FIG. 4 is a cross-sectional view of a shaft provided by one embodiment of the present disclosure, wherein a first electrical joint is engaged with a second electrical joint;

FIG. 5 is a perspective view of the brake pedal assembly provided by one embodiment of the present disclosure.

Description of the reference numerals

1 Pedal body 2 mounting bracket

21 upper mounting bracket and 22 lower mounting bracket

3 shaft 31 sleeve

32 shaft tube 4 brake lamp switch device

41 first electrical junction element 42 second electrical junction element

5 insulating bonding member 6 bolt

7 nut 8 thrust bearing

9 radial bearing

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise specified, the use of the terms of orientation such as "upper and lower" is generally defined with reference to the drawing direction of the corresponding drawings, and "inner and outer" refer to inner and outer with respect to the outline of the corresponding part itself. Those skilled in the art will appreciate that the foregoing directional terms are used only to explain and illustrate the present disclosure, and are not limiting. Furthermore, terms such as "first," "second," and the like, are used herein to distinguish one element from another, and are not necessarily sequential or significant.

In the present disclosure, as shown in fig. 1 to 5, a brake pedal assembly is provided, which includes a pedal body 1 and a mounting bracket 2, the pedal body 1 is hinged on the mounting bracket 2 through a rotating shaft 3, and further includes a brake light switch device 4, a shaft sleeve 31 of the rotating shaft 3 is fixedly connected on the pedal body 1, a shaft tube 32 of the rotating shaft 3 is connected on the mounting bracket 2, and the shaft sleeve 31 is rotatably sleeved outside the shaft tube 32, the stop lamp switch device 4 comprises a first electric joint 41 and a second electric joint 42 which are connected in series in the stop lamp control circuit, the first electric joint 41 is arranged on the inner wall of the shaft sleeve 31, the second electric joint 42 is arranged on the outer wall of the shaft tube 32, so that when the pedal body 1 drives the shaft sleeve 31 to rotate around the shaft tube 32, the first electric joint 41 can be contacted with or separated from the second electric joint 42 to control the brake lamp switch device 4 to be turned on and off.

Through the technical scheme, because the pedal body 1 of the brake pedal assembly is connected with the shaft sleeve 31 and the shaft sleeve 31 is rotatably sleeved outside the shaft tube 32, when a vehicle brakes, the pedal body 1 can drive the shaft sleeve 31 to rotate so as to enable the first electric fastener 41 and the second electric fastener 42 in the shaft sleeve 31 to be sufficiently connected or separated, and therefore the brake pedal assembly can flexibly and accurately control the on and off of the brake lamp switch device 4 of the vehicle, and the potential safety hazard caused by wrong brake signal feedback brought to a driver of a rear vehicle due to the inaccurate lighting or extinguishing state of the brake lamp is avoided.

In order to prevent the current generated by the electrical connection between the first electrical joint 41 and the second electrical joint 42 from being conducted to other unnecessary areas when the first electrical joint 41 and the second electrical joint 42 are in contact with each other, as shown in fig. 3 and 4, the first electrical joint 41 and the second electrical joint 42 are metal members, the shaft sleeve 31 and the shaft tube 32 are also metal members, and the first electrical joint 41 and the second electrical joint 42 are fixed on the inner wall of the shaft sleeve 31 and the outer wall of the shaft tube 32 by the insulating adhesive members 5. It should be noted that the first electrical joining member 41 and the second electrical joining member 42 are respectively led out by a conducting wire (not shown in the figure) to be connected with a wire harness of an electrical system of the whole vehicle, so that the insulating adhesive member 5 can prevent the current generated when the first electrical joining member 41 is electrically connected with the second electrical joining member 42 from being conducted to the region outside the rotating shaft 3 by its own insulating property, thereby affecting the driving of the vehicle.

The insulating adhesive member 5 may be any member covered with insulating varnish or insulating glue, and is not limited in the present disclosure.

In one embodiment of the present disclosure, as shown in fig. 3 and 4, the first electrical coupler 41 is a metal curved rotor, and the second electrical coupler 42 is a metal needle stator to control the turn-on and turn-off of the stop lamp switching device 4 by the contact and separation of the end of the metal needle stator with the surface of the metal curved rotor. That is to say, when the vehicle brakes, the pedal body 1 can drive the shaft sleeve 31 to rotate, so that the metal curved surface rotor can fully contact and attach the metal needle stator, so that the stop lamp switch device 4 can accurately control the on and off of the stop lamp, and accurate braking information is provided for a driver of a following vehicle.

Further, as shown in fig. 1, the brake pedal assembly further includes a bolt 6, the bolt 6 passes through the mounting bracket 2 and the shaft tube 32 and is fastened and connected with a nut 7 disposed outside the mounting bracket 2, and an inner wall of the shaft tube 32 abuts against a screw of the bolt 6. It can be understood that the bolt 6 and the nut 7 cooperate to stably fix the axle tube 32 on the mounting bracket 2, so that the axle tube 32 can be kept fixed when the axle sleeve 31 rotates, thereby improving the accuracy of the brake pedal assembly for controlling the brake light switch device 4 to open and close during braking, and providing accurate braking information for the driver of the following vehicle.

In one embodiment of the present disclosure, as shown in fig. 1 and 2, a thrust bearing 8 is disposed between the end surface of the shaft sleeve 31 and the mounting bracket 2, and the thrust bearing 8 is sleeved on the outside of the shaft tube 32. That is to say, thrust bearing 8 centre gripping sets up between installing support 2 and axle sleeve 31, and like this, thrust bearing 8 can reduce axle sleeve 31 and the contact friction of installing support 2 when rotating to can reduce the wearing and tearing when axle sleeve 31 rotates, be favorable to promoting the stability of brake pedal assembly control brake light switching device 4.

In order to reduce the wear of the sleeve 31 and the shaft tube 32, further, as shown in fig. 1 and 2, the shaft tube 32 is further externally sleeved with a radial bearing 9, and the radial bearing 9 is disposed between the shaft tube 32 and the sleeve 31. That is, the radial bearing 9 can reduce the rotational friction force generated between the shaft sleeve 31 and the shaft tube 32 when the shaft sleeve 31 rotates, so as to reduce the wear of the shaft sleeve 31 and the shaft tube 32, and improve the stability of the brake pedal assembly for controlling the brake light switch device 4.

Further, as shown in fig. 1, the radial bearings 9 are two and are disposed near both end surfaces of the boss 31, respectively. That is, by providing a plurality of radial bearings 9, the wear of the sleeve 31 and the shaft tube 32 can be further reduced. And set up a plurality of journal bearings 9 and thrust bearing 8 cooperations, can reduce the abnormal sound that the contact friction of first electric joint 41 and second electric joint 42 produced, and then can reduce the braking abnormal sound and produce the auditory influence to the driver.

In other embodiments, the number of the radial bearings may be three or more, as long as it is ensured that the plurality of radial bearings are arranged at intervals in the axial direction of the shaft tube, and the normal rotation of the shaft sleeve around the shaft tube is not affected.

In order that the respective bearings do not affect the opening and closing of the brake switch device 4 during the rotation of the sleeve 31, further, as shown in fig. 1, a gap is provided between one of the radial bearings 9 and the thrust bearing 8 on the same side, and the first electrical engagement member 41 and the second electrical engagement member 42 are disposed in the gap. That is to say, the brake switch device 4 is disposed between the same-side thrust bearing 8 and the radial bearing 9, so that the shaft sleeve 31 can drive the first electrical connector 41 to flexibly and accurately contact the second electrical connector 42 in the rotation process, and therefore, on the premise that the abrasion of the shaft sleeve 31 and the shaft tube 32 is reduced by the bearings, the brake lamp switch device 4 is accurately controlled, and the brake lamp is normally turned on and off to provide accurate brake information for a driver of a following vehicle.

In another aspect of the present disclosure, a vehicle is also provided, including the brake pedal assembly described above. The brake pedal assembly can flexibly and accurately control the brake lamp switch device 4 of the vehicle.

Further, as shown in fig. 5, the brake pedal assembly includes a pedal body 1 and a mounting bracket 2, and the mounting bracket 2 is mounted inside the vehicle body of the vehicle through an upper mounting bracket 21 and a lower mounting bracket 22, respectively. Thus, the mounting bracket 2 can enhance the fixation of the brake pedal assembly through the upper mounting bracket 21 and the lower mounting bracket 22, so as to improve the stability of the installation of the brake pedal assembly.

In other embodiments, the brake pedal assembly can be directly mounted and fixed on the vehicle body only through the mounting bracket, and the mounting bracket can be provided with a reinforcing rib for improving the structural strength of the brake pedal assembly, so that the stability of mounting and fixing the brake pedal assembly is improved.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The utility model provides a brake pedal assembly, includes footboard body (1) and installing support (2), footboard body (1) articulates through pivot (3) on installing support (2), its characterized in that still includes stop lamp switching device (4), fixedly connected with is gone up in footboard body (1) axle sleeve (31) of pivot (3), central siphon (32) of pivot (3) are connected on installing support (2), and axle sleeve (31) rotationally the cover is established outside central siphon (32), stop lamp switching device (4) are including concatenating first electric fastener (41) and second electric fastener (42) in stop lamp control circuit, first electric fastener (41) are installed the inner wall of axle sleeve (31), second electric fastener (42) are installed the outer wall of central siphon (32) so that work as footboard body (1) drives axle sleeve (31) wind when central siphon (32) rotate The first electrical joint (41) can be brought into contact with or separated from the second electrical joint (42) to control the turn-on and turn-off of the stop lamp switch device (4).

2. The brake pedal assembly of claim 1, wherein the first electrical joint (41) and the second electrical joint (42) are each a metal member, the bushing (31) and the shaft tube (32) are each a metal member, and the first electrical joint (41) and the second electrical joint (42) are secured to an inner wall of the bushing (31) and an outer wall of the shaft tube (32) by an insulating adhesive member (5).

3. The brake pedal assembly of claim 1 or 2, wherein the first electrical joint (41) is a metallic curved rotor and the second electrical joint (42) is a metallic pin stator to control the turn-on and turn-off of the brake light switch device (4) by the contact and separation of the end of the metallic pin stator with the surface of the metallic curved rotor.

4. The brake pedal assembly of claim 1, further comprising a bolt (6), wherein the bolt (6) passes through the mounting bracket (2) and a shaft tube (32) and is tightly connected with a nut (7) arranged outside the mounting bracket (2), and the inner wall of the shaft tube (32) is abutted with the screw of the bolt (6).

5. The brake pedal assembly of claim 1 or 4, wherein a thrust bearing (8) is arranged between the end surface of the shaft sleeve (31) and the mounting bracket (2), and the thrust bearing (8) is sleeved outside the shaft tube (32).

6. Brake pedal assembly according to claim 5, characterized in that the axle tube (32) is further externally sheathed with a radial bearing (9), the radial bearing (9) being arranged between the axle tube (32) and the bushing (31).

7. Brake pedal assembly according to claim 6, characterized in that said radial bearings (9) are two and are arranged close to the two end faces of said bushing (31), respectively.

8. Brake pedal assembly according to claim 7, characterized in that one of the radial bearings (9) and the thrust bearing (8) on the same side have a gap therebetween, in which gap the first electrical engagement member (41) and the second electrical engagement member (42) are arranged.

9. A vehicle comprising a brake pedal assembly as defined in any one of claims 1 to 8.

10. Vehicle according to claim 9, characterized in that said brake pedal assembly comprises a pedal body (1) and a mounting bracket (2), said mounting bracket (2) being mounted inside the body of said vehicle by means of an upper mounting bracket (21) and a lower mounting bracket (22), respectively.