CN218055142U

CN218055142U - Brake pedal structure based on 6 meters bear formula low entry city passenger train entirely

Info

Publication number: CN218055142U
Application number: CN202221010931.6U
Authority: CN
Inventors: 朱前兵; 黄利; 李建芳; 马星星; 闫义磊; 王旭; 程荣捷
Original assignee: Chery and Wanda Guizhou Bus Co Ltd
Current assignee: Chery and Wanda Guizhou Bus Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-12-16
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a brake pedal structure based on 6 meters bear formula low entry city passenger train entirely, including fixed bolster assembly, stopper, vacuum booster assembly and angle sensor, the stopper head end rotates with the fixed bolster assembly to be connected, fixed bolster assembly tail end fixed connection vacuum booster assembly, and stopper tail end and fixed bolster assembly and vacuum booster assembly rotate to be connected, and angle sensor installs and is connected at fixed bolster assembly head end and with the stopper. The utility model discloses compact structure arranges rationally, has greatly promoted the space of arranging in the driver's cabin instrument desk, and the mode that the stopper both ends adopted the bearing combines, and the friction is little in the use, and it is convenient to rotate, and the reliability of guarantee assembly structure use fundamentally with ensured life, and each frame construction adopts the panel of small cross-section to bend the back built-up welding and form, has effectively reduced the comprehensive cost of whole car.

Description

Brake pedal structure based on 6 meters bear formula low entry city passenger train entirely

Technical Field

The utility model belongs to the technical field of the passenger train accessory, concretely relates to brake pedal structure based on 6 meters bear low entry city passenger train of formula entirely.

Background

In recent years, pure electric city buses with full-load type vehicle body structures are increasingly present in various domestic cities, and the good performance of the full-load type vehicle body structures is widely accepted; adopt full bearing structure, make the driving of passenger train have agility, stationarity, travelling comfort and security more, in addition its humanized configuration, low emission, environmental protection ization, passenger space advantage such as big, the theory that embodies "science and technology is leading, people oriented" that modern society advocated has also made the unique product advantage of full bearing passenger train.

The characteristic of the whole structure of the full-bearing type vehicle body is considered, the reliability of the whole structure of the full-bearing type vehicle body is guaranteed, meanwhile, the local design structure of the full-bearing type vehicle body is reasonably adjusted and optimized, the advantage maximization is achieved, and the method is the problem which is considered by workers in the industry at present.

At present, the brake pedal assembly of the full-bearing type low-entry city bus is installed through more fixed sheet metal parts, so that the occupied area of the structural space is relatively large, the space arrangement in an instrument desk of a driving area of a 6-meter bus type is difficult, and the comprehensive cost of the whole bus is greatly increased. In addition, the both ends and the support direct contact of footboard pivot assembly among the existing structure can appear the pine spacious and jamming scheduling problem of abnormal sound after trampling the footboard rotation for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a brake pedal structure based on 6 meters bear formula low entry city passenger train entirely simplifies its structure, has both satisfied the abominable condition of the long-term overload operation of city passenger train, reduces positive stubble manufacturing cost again.

The technical scheme that the utility model discloses a, a brake pedal structure based on 6 meters bear formula low entry city passenger train entirely, including fixed bolster assembly, arrester piece, vacuum booster assembly and angle sensor, the arrester piece head end rotates with the fixed bolster assembly to be connected, fixed bolster assembly tail end fixed connection vacuum booster assembly, and the arrester piece tail end rotates with fixed bolster assembly and vacuum booster assembly to be connected, and angle sensor installs and is connected at fixed bolster assembly head end and with the arrester piece.

Preferably, the fixed bolster assembly includes the fixed piece of bending of footboard, vacuum booster mounting bracket, left side fixed bolster and right side fixed bolster, the fixed L type platelike of bending of footboard for having predetermined length, and fixed footboard is bent a tail end and is outwards buckled and be connected with the vacuum booster mounting bracket, the mounting hole is seted up at vacuum booster mounting bracket middle part, and the fixed orifices is seted up all around to the mounting hole, the left side fixed bolster sets up in vacuum booster mounting bracket tail end lower part, with the braking member trailing end connection, the right side fixed bolster sets up in the fixed head end below of bending of footboard, is connected with the braking member head end to set up mounting hole and through-hole on the fixed bolster of right side.

Preferably, the footboard is fixed to be bent and is gone up along length direction interval and be equipped with a plurality of little triangle strengthening ribs, and vacuum booster mounting bracket head end is close to mounting hole department and is equipped with perpendicularly and strengthens the flat board, and the junction level of vacuum booster mounting bracket and right side fixed bolster is equipped with big strengthening rib.

Preferably, the braking part comprises a rotating shaft and a pedal, connectors are arranged at two ends of the rotating shaft respectively, the pedal is fixedly arranged at the head end of the rotating shaft close to the connectors through a pedal arm, a through hole is formed in the position, close to the rotating shaft, of the pedal arm, and a transmission pin is arranged below the through hole and outside the through hole.

Preferably, a middle reinforcing plate is vertically arranged at the joint of the fixed pedal bending piece and the vacuum booster mounting frame, a middle hole is formed in the middle reinforcing plate corresponding to the rotating shaft, and the rotating shaft penetrates through the middle hole and then the connector at the tail end is connected with the left fixing support.

Preferably, the rotating shaft head end connector is connected with the right side fixing support through a bearing, a return spring is further sleeved outside the rotating shaft head end connector, and a cross rod on the side face of the return spring is connected with the right side fixing support and the pedal arm through holes respectively.

Preferably, the vacuum booster assembly is installed in one side of keeping away from the pivot at the vacuum booster mounting bracket through M8's flange face nut, and the telescopic shaft of vacuum booster assembly stretches to the pivot through the mounting hole, the connector of pivot tail end is connected with left side fixed bolster behind the thin nut fixed connection swing arm of M20, and swing arm upper portion is connected with vacuum booster's telescopic shaft through the pivot to fasten through the split pin.

Preferably, the angle sensor is installed on one side of the right side fixing support far away from the rotating shaft through an angle sensor support, and the angle sensor is connected with the pedal through a transmission pin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the compact vehicle has compact structure and reasonable arrangement, greatly improves the arrangement space in the instrument desk of a driving area, and ensures that the compact vehicle has better and reasonable layout;

2. the frame of the utility model is basically formed by bending and welding the small-section plates, thereby effectively reducing the comprehensive cost of the whole vehicle;

3. the utility model discloses a mode that the stopper both ends adopted the bearing combines, and the friction is little in the use, and it is convenient to rotate, and the reliability that the essential guarantee assembly structure used with ensured life.

Drawings

FIG. 1 is a front view of the assembly of the present invention;

FIG. 2 is the back of the assembly diagram of the present invention;

FIG. 3 is a schematic view of the fixing bracket assembly of the present invention;

FIG. 4 is a schematic view of the braking member of the present invention;

fig. 5 is a schematic structural view of the return spring and the bearing of the present invention;

FIG. 6 is a schematic view of the right side fixing bracket of the present invention;

fig. 7 is a schematic structural view of the angle sensor bracket and the angle sensor of the present invention;

FIG. 8 is a schematic view of the swing arm structure of the present invention;

the mark in the figure is: 1. fixed bolster assembly, 101, the fixed piece of bending of footboard, 1011, little triangle strengthening rib, 102, vacuum booster mounting bracket, 1021, strengthen the flat board, 103, left side fixed bolster, 1031, big strengthening rib, 104, right side fixed bolster, 105, middle reinforcing plate, 2, the stopper, 201, the pivot, 202, the footboard, 203, the footboard arm, 2031, the driving pin, 3, the vacuum booster assembly, 4, angle sensor, 401, the angle sensor support, 5, the bearing, 6, return spring, 7, the swing arm.

Detailed Description

The invention will be further explained with reference to the drawings attached to the specification in order to facilitate better understanding by those skilled in the art.

Example 1

As shown in figures 1-8, a brake pedal structure based on a 6-meter full-load-bearing type low-entrance urban passenger car comprises a fixed support assembly 1, a brake piece 2, a vacuum booster assembly 3, an angle sensor 4, a bearing 5, a return spring 6 and a swing arm 7. The head end of the braking part 2 is rotatably connected with the fixed support assembly 1, the tail end of the fixed support assembly 1 is fixedly connected with the vacuum booster assembly 3, the tail end of the braking part 2 is rotatably connected with the fixed support assembly 1 and the vacuum booster assembly 3, and the angle sensor 4 is installed at the head end of the fixed support assembly 1 and is connected with the braking part 2.

In this embodiment, the fixing bracket assembly 1 includes a pedal fixing bending part 101, a vacuum booster mounting bracket 102, a left fixing bracket 103 and a right fixing bracket 104. The pedal fixing bending piece 101 is in an L-shaped plate shape with a preset length, and the tail end of the pedal fixing bending piece 101 is bent outwards and connected with the vacuum booster mounting frame 102. The vacuum booster mounting rack 102 is shaped like a special plate, the main body of the vacuum booster mounting rack is rectangular, mounting holes are formed in the middle (main body) of the vacuum booster mounting rack 102, and fixing holes are formed in the periphery of the mounting holes. The left side fixing support 103 is arranged on the lower portion of the tail end of the vacuum booster mounting frame 102, and a connecting hole is formed in the head end of the left side fixing support 103 corresponding to the braking member 2 and is connected with the tail end of the braking member 2 through the connecting hole. The right side fixed bolster 104 sets up in the fixed 101 head end below of bending of footboard, and right side fixed bolster 104 upper portion is connected with the fixed 101 of bending of footboard through the bolt, and the lower part corresponds braking part 2 and offers the connecting hole, is connected with braking part 2 head end through the connecting hole to the round hole is offered to connecting hole one side.

Furthermore, a plurality of small triangular reinforcing ribs 1011 are arranged on the pedal fixing bending piece 101 at intervals along the length direction, a reinforcing flat plate 1021 is vertically arranged at the position, close to the mounting hole, of the head end of the vacuum booster mounting rack 102, and a large reinforcing rib 1031 is horizontally arranged at the connecting position of the vacuum booster mounting rack 102 and the left fixing support 103; the fixing support assembly is used for enhancing the structural strength of each component of the fixing support assembly 1 and ensuring the use reliability of the fixing support assembly 1.

In this embodiment, the braking member 2 includes a rotating shaft 201 and a pedal 202, two ends of the rotating shaft 201 are respectively provided with a connector 2011, the pedal 202 is fixedly disposed at the head end of the rotating shaft 201 through a pedal arm 203 and is close to the connector 2011, a round hole is disposed at the position of the pedal arm 203 close to the rotating shaft 201, and a transmission pin 2031 is disposed outside the round hole. Pivot 201 head end connector 2011 is connected with right side fixed bolster 104 through bearing 5, and pivot 201 head end connector 2011 still overlaps outward and establishes return spring 6, the horizontal pole of return spring 6 side passes through the round hole and is connected with right side fixed bolster 104 and pedal arm 203 respectively. Utilize 2 connection footboard 202 of pivot and vacuum booster assembly 3, through the support piece of fixed bolster assembly 1 conduct pivot 201, thereby trample footboard 202 and realize the braking through the transmission of pivot 201, simplify the device structure, and adopt bearing 5's mode to connect, the friction is little in the use, reduces the loss of braking operation in-process power, the reinforcing is used and is experienced the sense, the reliability of the essential guarantee assembly structural use of while and ensured life.

A middle reinforcing plate 105 is vertically arranged at the joint of the fixed pedal bending piece 101 and the vacuum booster mounting rack 102, a middle hole is formed in the middle reinforcing plate 105 corresponding to the rotating shaft, and the connecting head 2011 at the tail end of the rotating shaft 201 after penetrating through the middle hole is connected with the left fixed support 103; the rotating shaft is supported through the middle reinforcing plate 105, and the use stability and the assembly firmness of the rotating shaft 201 are guaranteed.

The vacuum booster assembly 3 is arranged on one side, far away from the rotating shaft 201, of the vacuum booster mounting frame 102 through a flange nut of M8, and a telescopic shaft of the vacuum booster assembly 3 extends to the rotating shaft 201 through a mounting hole; and a connector 2011 at the tail end of the rotating shaft 201 is fixedly connected with the swing arm 7 through an M20 thin nut and then is connected with the left fixing support 103, and the upper part of the swing arm 7 is connected with the telescopic shaft of the vacuum booster assembly 3 through a shaft pin and is fastened through a cotter pin.

The angle sensor 4 is installed on one side of the right fixing bracket 104 far away from the rotating shaft 201 through an angle sensor bracket 401, and the angle sensor 4 is connected with the pedal 202 through a transmission pin 2031 to sensitively detect the change of the pedal.

The installation method comprises the following steps: during assembly, the bearing 5 is installed on the right side fixing support 104, then the braking part 2 is installed, the rotating shaft 201 of the braking part 2 penetrates through the middle hole of the middle reinforcing part 105, the swing arm 7 is arranged at the tail end of the rotating shaft 201 and is sleeved at the tail end of the rotating shaft 201 in an aligning mode with the corresponding notch, the swing arm 7 is locked by the M20 thin nut, the connector 2011 at the head end of the rotating shaft 201 is sleeved with the return spring 6 and then is installed in the bearing 5, and the cross rod on the side face of the return spring 6 penetrates into the through holes in the right side fixing support 104 and the pedal arm 203. Then, the angle sensor bracket 401 is mounted on the right side fixing bracket 104 side using bolts, and the angle sensor 4 is mounted to a corresponding position. The vacuum booster assembly 3 is fixed on the vacuum booster mounting frame 102 by adopting a M8 flange nut, so that the telescopic shaft of the vacuum booster assembly 3 extends out of the vacuum booster mounting frame 102 through a mounting hole, and the telescopic shaft of the vacuum booster assembly 3 is mounted in an inner hole in the upper part of the swing arm 7 through a shaft pin and a split pin.

The utility model has the advantages that:

1) The compact vehicle has compact structure and reasonable arrangement, greatly improves the arrangement space in the instrument desk in a driving area, and ensures that the layout of the compact vehicle is better and reasonable;

2) The frame is basically formed by bending and then welding small-section plates in a combined mode, so that the comprehensive cost of the whole vehicle is effectively reduced;

3) The utility model discloses a mode that the stopper both ends adopted the bearing combines, and the friction is little in the use, and it is convenient to rotate, and the reliability that the essential guarantee assembly structure used with ensured life.

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

Claims

1. The utility model provides a brake pedal structure based on low entry city passenger train of formula is born entirely to 6 meters, a serial communication port, including fixed bolster assembly (1), arresting member (2), vacuum booster assembly (3) and angle sensor (4), arresting member (2) head end is rotated with fixed bolster assembly (1) and is connected, fixed bolster assembly (1) tail end fixed connection vacuum booster assembly (3), and arresting member (2) tail end rotates with fixed bolster assembly (1) and vacuum booster assembly (3) and is connected, and angle sensor (4) are installed and are connected at fixed bolster assembly (1) head end and with arresting member (2).

2. The brake pedal structure based on 6 m full-load type low-entry city passenger car according to claim 1, wherein the fixed support assembly (1) comprises a pedal fixed bending piece (101), a vacuum booster mounting frame (102), a left side fixed support (103) and a right side fixed support (104), the pedal fixed bending piece (101) is in an L-shaped plate shape with a preset length, the tail end of the pedal fixed bending piece (101) is outwards bent and connected with the vacuum booster mounting frame (102), a mounting hole is formed in the middle of the vacuum booster mounting frame (102), fixing holes are formed in the periphery of the mounting hole, the left side fixed support (103) is arranged on the lower portion of the tail end of the vacuum booster mounting frame (102) and connected with the tail end of the brake piece (2), the right side fixed support (104) is arranged below the head end of the pedal fixed bending piece (101) and connected with the head end of the brake piece (2), and a mounting hole and a through hole are formed in the right side fixed support (104).

3. The brake pedal structure based on 6 m full-bearing type low-inlet city bus according to claim 2, wherein a plurality of small triangular reinforcing ribs (1011) are arranged on the pedal fixing bending piece (101) at intervals along the length direction, a reinforcing flat plate (1021) is vertically arranged at the position, close to the mounting hole, of the head end of the vacuum booster mounting rack (102), and a large reinforcing rib (1031) is horizontally arranged at the joint of the vacuum booster mounting rack (102) and the left side fixing support (103).

4. The brake pedal structure based on the 6-meter full-load type low-entrance city bus as claimed in claim 2, wherein the brake member (2) comprises a rotating shaft (201) and a pedal (202), connectors (2011) are respectively arranged at two ends of the rotating shaft (201), the pedal (202) is fixedly arranged at the position, close to the connectors (2011), of the head end of the rotating shaft (201) through a pedal arm (203), a through hole is formed in the position, close to the rotating shaft (201), of the pedal arm (203), and a transmission pin (2031) is arranged below the through hole in the outward direction.

5. The brake pedal structure based on 6 m full-load type low-entrance city bus as claimed in claim 4, wherein a middle reinforcing plate (105) is vertically arranged at the joint of the pedal fixing bending piece (101) and the vacuum booster mounting frame (102), a middle hole is formed in the middle reinforcing plate (105) corresponding to the rotating shaft (201), and the rotating shaft (201) penetrates through the middle hole and then a connector (2011) at the tail end is connected with the left side fixing support (103).

6. The brake pedal structure based on 6 m full-bearing low-entry city bus according to claim 4, wherein the head end connector (2011) of the rotating shaft (201) is connected with the right side fixing support (104) through a bearing (5), the connector (2011) at the head end of the rotating shaft (201) is further sleeved with a return spring (6), and a cross rod on the side surface of the return spring (6) is connected with the right side fixing support (104) and the pedal arm (203) through holes.

7. The brake pedal structure based on 6M full-load-bearing type low-entry city bus according to claim 4, wherein the vacuum booster assembly (3) is installed on one side of the vacuum booster mounting frame (102) far away from the rotating shaft (201) through a flange nut of M8, a telescopic shaft of the vacuum booster assembly (3) extends to the rotating shaft (201) through a mounting hole, a connector (2011) at the tail end of the rotating shaft (201) is connected with the left fixing support (103) through a M20 thin nut fixed connection swing arm (7), and the upper portion of the swing arm (7) is connected with the telescopic shaft of the vacuum booster assembly (3) through a shaft pin and is fastened through a split pin.

8. The brake pedal structure of the 6-meter full-load type low-entrance city bus is characterized in that the angle sensor (4) is installed on one side, away from the rotating shaft (201), of the right fixing bracket (104) through an angle sensor bracket (401), and the angle sensor (4) is connected with the pedal (202) through a transmission pin (2031).