CN218198241U

CN218198241U - Pedal rotating shaft fixing structure and vehicle with same

Info

Publication number: CN218198241U
Application number: CN202221914989.3U
Authority: CN
Inventors: 许菁华; 丁云长; 李贺; 戚哲栋; 王永吉; 龚常再; 张峰; 张平; 李后乐; 赵德刚
Original assignee: Ningbo Jirun Automobile Parts Co ltd; Zhejiang Geely Holding Group Co Ltd
Current assignee: Ningbo Jirun Automobile Parts Co ltd; Zhejiang Geely Holding Group Co Ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-03
Anticipated expiration: 2032-07-21

Abstract

The utility model provides a footboard pivot fixed knot constructs, it includes: the pedal comprises a pedal base, a pedal piece, a pin shaft and a clamp spring, wherein the pedal base is fixed to a vehicle body, the pin shaft is detachably installed on the pedal base through the clamp spring, and the pedal piece is installed on the pin shaft. The utility model discloses still relate to a vehicle, will sell the axle and install on the footboard base through jump ring detachably for the jump ring is dismantled to the accessible when the maintenance, in order to separate footboard spare and footboard base, and then realizes changing alone the part that needs to be changed or maintain, does not need the overall change, practices thrift cost of maintenance, promotes maintenance efficiency.

Description

Pedal rotating shaft fixing structure and vehicle with same

Technical Field

The utility model relates to the field of automotive technology, especially, relate to a footboard pivot fixed knot constructs and has its vehicle.

Background

The brake pedal is used as a pedal for limiting the power of the automobile, the pedal force which is stepped by a driver is amplified and transmitted by mainly utilizing a lever principle, and finally transmitted to wheels through a series of brake mechanisms (comprising a booster, a brake pipeline, a brake and the like) to realize speed reduction or parking.

The brake pedal mainly has two types of suspension type and floor type, wherein the suspension type is commonly used for cars, and the floor type is mostly used for passenger cars, trains or special vehicles; generally, a brake pedal mainly comprises a pedal base, a pedal arm, a pedal face, a pedal mask, a pin shaft, a return spring, a bushing, a switch bracket and other structures, wherein the pin shaft is riveted on the pedal base, the pedal arm is sleeved on the pin shaft, a brake pedal assembly is arranged on a front wall to be connected with a booster, the structure is the most main operating mechanism for decelerating or stopping a vehicle, however, in the practical use process, researchers in the scheme find that: the brake pedal cannot be disassembled because the pin shaft is riveted on the pedal base, so that the maintenance cost is high when parts are replaced and maintained (integrally maintained or replaced).

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a footboard pivot fixed knot constructs and has its vehicle to it is fixed to change brake pedal round pin axle riveting form for the jump ring installation, can dismantle the jump ring earlier during the maintenance, separates pedal arm and footboard base again, changes alone.

The utility model provides a footboard pivot fixed knot constructs, it includes: the pedal comprises a pedal base, a pedal piece, a pin shaft and a clamp spring, wherein the pedal base is fixed to a vehicle body, the pin shaft is detachably installed on the pedal base through the clamp spring, and the pedal piece is installed on the pin shaft.

In a preferred embodiment, the clamp spring comprises a first connecting portion, a second connecting portion and a through hole, the through hole is located in the first connecting portion, the pin shaft penetrates through the through hole, the first connecting portion abuts against the side wall of the pedal base and between the pin shaft, and the pin shaft and the second connecting portion located on the outer side of the first connecting portion form a clamping structure capable of being detachably connected.

In a preferred embodiment, the first connecting part comprises a first connecting piece and a second connecting piece, the through hole comprises a first through hole arranged on the first connecting piece and a second through hole arranged on the second connecting piece, the pin shaft is provided with a clamping groove, one side of the first connecting piece is abutted against the side wall of the pedal base, one end of the pin shaft penetrates through the first through hole and the second through hole, and the first connecting piece and the second connecting piece are embedded in the clamping groove together.

In a preferred embodiment, the first connecting piece and the second connecting piece are of a double-layer plate-shaped structure formed by extending two ends of the same base part towards the same direction respectively, and the through hole is formed along the axial direction of the pin shaft.

In a preferred embodiment, the pin shaft further comprises an outer pier portion arranged on the outer side of the clamping groove, the distance between the second connecting portion and the second connecting piece is smaller than the axial length of the outer pier portion, and the second connecting portion is pressed on the end pier face of the outer pier portion to stop the pin shaft.

In a preferred embodiment, the second connecting part tilts relative to two ends of the first connecting part to form a concave structure together, and the second connecting part is a clamping plate formed by extending one end of the second connecting part in a radial direction towards a direction close to the pin shaft.

In a preferred embodiment, the tail end of the outer pier portion is a pier clamping surface which contracts inwards along the axial direction of the pin shaft, the tail end of the second connecting portion is a tilted crimping structure, and the crimping structure presses the pier clamping surface to stop the pin shaft with deformation force.

In a preferred embodiment, the pedal member comprises a pedal surface and a pedal arm, one end of the pedal arm is connected with the pedal surface, and the other end of the pedal arm is sleeved on the pin shaft.

In a preferred embodiment, the pedal member further comprises a switch support, a return spring and a buffer pad, a bushing is arranged between the pedal arm and the pin shaft, the switch support is arranged on the pedal base to install a brake switch, the return spring is sleeved on the bushing, two ends of the return spring are respectively arranged on the pedal arm and the pedal base, and the buffer pad is arranged on the pedal arm.

The utility model provides a vehicle, it includes above footboard pivot fixed knot construct.

The utility model provides an in the footboard pivot fixed knot constructs the embodiment, install on the footboard base through jump ring detachably for the jump ring is dismantled to the accessible when the maintenance, and with footboard piece and footboard base separation, realizes changing alone the part that needs to be changed or maintain, does not need the whole change, practices thrift cost of maintenance, promotes maintenance efficiency.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a pedal spindle fixing structure provided in the present invention;

FIG. 2 is a schematic structural view of an embodiment of the pedal base of FIG. 1, in which a pin shaft is detachably mounted on the pedal base through a snap spring;

FIG. 3 is a schematic structural view of another view angle of the detachable connection of the snap spring and the pin shaft in FIG. 2;

FIG. 4 is a schematic structural view of the clamp spring in FIG. 3;

FIG. 5 is a bottom view of the clamp spring in FIG. 4;

FIG. 6 is a schematic structural diagram of another view angle of the clamp spring in FIG. 4;

FIG. 7 is a schematic structural view of the pin shaft detachably connected to the clamp spring in FIG. 3;

FIG. 8 is a schematic view of the return spring, cushion, assembled with the pedal member of FIG. 1;

fig. 9 is a schematic view of the pedal arm of fig. 1 assembled with the pin through a bushing.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the invention, the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 1, the utility model provides a footboard pivot fixed knot constructs, its technical scheme includes: footboard base 1, footboard spare 2, round pin axle 3 and jump ring 4.

Wherein, footboard base 1 is fixed to the automobile body, and round pin axle 3 is installed on footboard base 1 through 4 detachably of jump ring, and footboard spare 2 is installed on round pin axle 3 the utility model discloses in, because round pin axle 3 is installed on footboard base 1 through 4 detachably of jump ring, can be when the maintenance through dismantling jump ring 4 to with footboard spare 2 and the separation of footboard base 1, and then realize changing alone the part that needs to be changed or maintain, and do not need the overall change, greatly practiced thrift cost of maintenance, promoted maintenance efficiency.

As shown in fig. 2-4, in the embodiment of the present invention, the clamp spring 4 includes a first connecting portion 41, a second connecting portion 42 and a through hole 43, the through hole 43 is located the first connecting portion 41, the second connecting portion 42 is located the outside of the first connecting portion 41, the pin shaft 3 is passed through the through hole 43, the first connecting portion 41 supports between the lateral wall of the pedal base 1 and the pin shaft 3, the pin shaft 3 and the second connecting portion 42 form a clamping structure capable of being detachably connected, so as to realize the detachable connection of the pin shaft 3 and the clamp spring 4.

Referring to fig. 4, 5 and 6 together, the first connecting part 41 includes a first connecting part 41a and a second connecting part 41b, the through hole 43 includes a first through hole 43a (as shown in fig. 4) provided on the first connecting part 41a and a second through hole 43b (as shown in fig. 5) provided on the second connecting part 41b, referring to fig. 3 and 7, the pin shaft 3 is provided with a clamping groove 31, one side of the first connecting part 41a abuts against the side wall of the pedal base 1, one end of the pin shaft 3 including the clamping groove 31 penetrates through the first through hole 43a and the second through hole 43b, and the first connecting part 41a and the second connecting part 41b are embedded in the clamping groove 31 together to realize detachable clamping of the clamping spring 4 and the first connecting part 41.

As shown in fig. 6, the first connecting member 41a and the second connecting member 41b are formed as a double-layer plate structure in which two ends of the same base portion extend in the same direction, and the through hole 43 is formed along the axial direction of the pin 3, so that the pin 3 passes through the through hole 43 in the axial direction and is connected thereto. In detail, in order to facilitate the first through hole 43a and the second through hole 43b to form the through hole 43 for the pin shaft 3 to pass through together, the areas of the first through hole 43a and the second through hole 43b are larger than the area of the cross section of the end portion of the pin shaft 3 that passes through, and in order to facilitate the first connecting portion 31 to be better clamped with the clamping groove 31 on the pin shaft 3, the edge of the second through hole 43b on the second connecting portion 41b is an arc-shaped edge attached to the clamping groove 31.

As shown in fig. 7, the pin 3 further includes an outer abutment 32 disposed outside the slot 31, the outer abutment 32 is clamped in the gap between the second connecting portion 42 and the second connecting member 41b, and the distance between the second connecting portion 42 and the second connecting member 41b is smaller than the axial length of the outer abutment 32, so that when the second connecting portion 42 is pressed against the end abutment of the outer abutment 32, a pressure along the axial direction of the pin 3 can be provided to stop the pin 3.

Referring to fig. 6 again, the second connecting portion 42 is a clamping plate formed by one end of the second connecting member 41b extending in a direction close to the pin axis along the radial direction. The utility model discloses when installing pin shaft 3 and footboard piece 2, through this first connecting portion 41 and the second connecting portion 42 locking pin shaft 3 of jump ring 4, can prevent effectively that pin shaft 3 from scurrying in radial and axial, and because the perk of second connecting piece 41b is relative to both ends of first connecting piece 41a forms concave structure jointly, when dismantling the jump ring, can effectively and quickly separate pin shaft 3 and jump ring 4 through the second connecting piece 41b of both ends perk, and then realize the separation of footboard base 1 and footboard piece 2, because each part of brake pedal is convenient for dismantle, therefore make easy change during the maintenance; meanwhile, the clamp spring 4 is simple in fixing structure, convenient to process and easy to produce in batches.

More specifically, as shown in fig. 4 and 6, an end of the second connecting member 41b opposite to the second connecting portion 42 is an open end, that is, the open end of the second connecting member 41b tilts relative to the first connecting member 41a, so that the pedal base 1 can be efficiently separated from the pin 3 and the snap spring 4.

As shown in fig. 7, the end of the outer abutment 32 is a tapered surface 321 that is tapered inward in the axial direction of the pin, and the end of the second connection portion 42 is a tilted press-connection structure 421, and since the tapered surface 321 has a trapezoidal-like cross section in the axial direction, the press-connection structure 421 can effectively press the tapered surface 321 to stop the pin 3 with a deforming force, thereby preventing the pin 3 from moving and improving the mounting accuracy and strength.

Further, refer to fig. 1 again, in the embodiment of the present invention, pedal element 2 includes pedal surface 21 and pedal arm 22, pedal surface 21 is connected with one end of pedal arm 22, the other end of pedal arm 22 is sleeved on pin shaft 3, pedal arm 22 in this embodiment receives the pedal force of driver on pedal surface 21, and transmits the pedal force to vacuum booster assembled on pedal arm through the mounting point, and as shown in fig. 9, bushing 24 (refer to fig. 9) is provided between pedal arm 22 and pin shaft 3, because bushing 24 is two parts symmetrically arranged, it can be understood that pedal element 2 (pedal arm 22) can be directly installed on pin shaft 3, and also can be installed on pin shaft 3 through bushing 24, where bushing 24 can be used to increase the support strength of pedal base 1, and pin shaft 3 can provide support force, location and guide for the rotation of pedal arm 22.

In detail, as shown in fig. 1 and 8, the pedal member 2 further includes a switch bracket 25, a return spring 26 and a cushion 27, wherein the switch bracket 25 is provided on the pedal base 1 for mounting the brake switch, the return spring 26 is sleeved on the bushing 24, and both ends thereof are respectively mounted on the pedal arm 22 and the pedal base 1 to be able to provide a restoring force for the rotation of the pedal arm 22; and a buffer pad 27 is provided on the pedal arm 22, the buffer pad 27 can be used to stop the stop lamp switch and prevent abnormal noise when the switch contacts are contacted.

The specific technical contents related to the pedal shaft fixing structure, the brake switch and the vacuum booster provided by the present invention can be referred to the prior art, and are not repeated herein.

The utility model provides a brake pedal fixed knot constructs when brake pedal need maintain, and the accessible is dismantled jump ring 4, and at this dismantlement in-process, takes off jump ring 4 earlier, separates pedal arm 22 and footboard base 1 again to can change the damage part when changing, and do not need the whole change, practiced thrift cost of maintenance, promote maintenance efficiency.

The invention also provides a vehicle which comprises the pedal rotating shaft fixing structure.

To sum up, the embodiment of the utility model provides an in the round pin axle pass through jump ring detachably and install on the footboard base for the jump ring is dismantled to the accessible when the maintenance, and with footboard spare and footboard base separation, realizes changing alone the part that needs to be changed or maintain, does not need the overall change, practices thrift cost of maintenance, promotes maintenance efficiency.

Above, it is only the preferred embodiment of the present invention, and it is not limited to the present invention in any form, although the present invention has been disclosed with the preferred embodiment, but not limited to the present invention, and any skilled person familiar with the art can make some changes or modifications to equivalent embodiments without departing from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention all still belong to the technical scope of the present invention.

Claims

1. A pedal pivot fixed knot constructs, its characterized in that includes: footboard base (1), footboard spare (2), round pin axle (3) and jump ring (4), footboard base (1) is fixed to the automobile body, round pin axle (3) are installed through jump ring (4) detachably on footboard base (1), install footboard spare (2) on round pin axle (3).

2. The pedal rotating shaft fixing structure according to claim 1, wherein the clamp spring (4) comprises a first connecting portion (41), a second connecting portion (42) and a through hole (43), the through hole (43) is located on the first connecting portion (41), the pin shaft (3) penetrates through the through hole (43), the first connecting portion (41) abuts against between the side wall of the pedal base (1) and the pin shaft (3), and the pin shaft (3) and the second connecting portion (42) located outside the first connecting portion (41) form a clamping structure capable of being detachably connected.

3. The pedal spindle fixing structure according to claim 2, wherein the first connecting portion (41) includes a first connecting member (41 a) and a second connecting member (41 b), the through hole (43) includes a first through hole (43 a) provided on the first connecting member (41 a) and a second through hole (43 b) provided on the second connecting member (41 b), the pin (3) is provided with a slot (31), one side of the first connecting member (41 a) abuts against a side wall of the pedal base (1), one end of the pin (3) passes through the first through hole (43 a) and the second through hole (43 b), and the first connecting member (41 a) and the second connecting member (41 b) are embedded in the slot (31).

4. The pedal spindle fixing structure according to claim 3, wherein the first connecting member (41 a) and the second connecting member (41 b) are a double-layer plate-shaped structure formed by extending two ends of the same base portion in the same direction, respectively, and the through hole (43) is opened along the axial direction of the pin shaft (3).

5. The pedal spindle fixing structure according to claim 4, wherein the pin (3) further includes an outer abutment portion (32) disposed outside the slot (31), a distance between the second connecting portion (42) and the second connecting member (41 b) is smaller than a length of the outer abutment portion (32) in an axial direction, and the second connecting portion (42) presses on an end abutment surface of the outer abutment portion (32) to stop the pin (3).

6. The pedal spindle fixing structure according to claim 5, wherein the second connecting member (41 b) is tilted with respect to both ends of the first connecting member (41 a) to form a concave structure together, and the second connecting portion (42) is a clamping plate formed by extending one end of the second connecting member (41 b) in a radial direction toward the direction close to the pin shaft.

7. The pedal spindle fixing structure according to claim 5, wherein the end of the outer abutment portion (32) is a snap abutment surface (321) that contracts inward along the axial direction of the pin, the end of the second connecting portion (42) is a raised crimping structure (421), and the crimping structure (421) presses the snap abutment surface (321) to stop the pin (3) with a deforming force.

8. The pedal spindle fixing structure according to claim 1, wherein the pedal member (2) includes a pedal surface (21) and a pedal arm (22), one end of the pedal arm (22) is connected to the pedal surface (21), and the other end is sleeved on the pin (3).

9. The pedal rotating shaft fixing structure according to claim 8, wherein the pedal member (2) further comprises a switch bracket (25), a return spring (26) and a buffer pad (27), a bushing (24) is disposed between the pedal arm (22) and the pin (3), the switch bracket (25) is disposed on the pedal base (1) to mount the brake switch, the return spring (26) is sleeved on the bushing (24), two ends of the return spring are respectively mounted on the pedal arm (22) and the pedal base (1), and the buffer pad (27) is disposed on the pedal arm (22).

10. A vehicle comprising the pedal spindle fixing structure of any one of claims 1 to 9.