CN214057561U

CN214057561U - Brake lever with rotating head and bogie brake device

Info

Publication number: CN214057561U
Application number: CN202023022320.7U
Authority: CN
Inventors: 刘杰
Original assignee: Beijing Normal University
Current assignee: Beijing Normal University
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-27
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to the technical field of railway vehicle parts, and discloses a brake lever with a rotating head and a bogie brake device, which comprises a vehicle shell, the side surface of the vehicle shell is fixedly connected with a rotating box, the inner wall of the rotating box is rotatably connected with a rotating head, the inner wall of the rotating head is rotatably connected with a transmission rod, one end of the transmission rod is rotatably connected with a first brake lever, the surface of the rotating head is fixedly connected with the first brake lever, the front surface of the first brake lever is fixedly connected with a rotating mechanism, the brake lever with the rotating head can fix the rotating box by arranging the vehicle shell, and can lead the first brake lever to move downwards by arranging the rotating head and the telescopic rod, through setting up the rack, can utilize first brake lever to move down the time drive gear and rotate, through setting up the gear, can drive second brake lever and rotate to make this brake lever of taking the rotating head have the too big effect of prevention braking force.

Description

Brake lever with rotating head and bogie brake device

Technical Field

The utility model relates to a rail vehicle part technical field specifically is a take brake lever and bogie arresting gear of rotating head.

Background

Braking is commonly known as braking, and refers to the action of stopping or slowing down a running locomotive, vehicle or other transport means or machinery, and the general principle of braking is to fix a wheel or disc on a high-speed shaft of the machine, and to mount a cartridge shoe, belt or disc adapted to the wheel or disc on a machine base, and to generate braking torque under the action of external force.

The brake lever on the existing market plays a role in indirect braking, the brake lever is mostly used for braking the driving wheel through a brake system or manual control, the brake lever is independent, the braking force can not be well controlled in some large-scale rail vehicles under the common condition, and in the braking process, the impact force is increased due to too strong braking force, the passenger balance in the vehicle is influenced, and great potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a take braking lever and bogie arresting gear of rotating head to the problem of proposing in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a take brake lever of rotating head, includes the car shell, the inner wall fixedly connected with of car shell rotates the box, the inner wall rotation that rotates the box is connected with the rotating head, the inner wall rotation of rotating head is connected with the transfer line, and the one end of transfer line rotates and is connected with first brake lever, the one end of first brake lever rotates and is connected with the telescopic link, the one end of telescopic link rotates with the surface of rotating head to be connected, the positive fixedly connected with slewing mechanism of first brake lever, the inner wall of car shell rotates and connects second brake lever, the one end of second brake lever rotates and is connected with the mechanism case, the interior roof sliding connection of mechanism case has arrestment mechanism.

Preferably, the rotating mechanism comprises a rack fixedly connected with the front surface of the first brake lever, and a gear is fixedly connected to the surface of the second brake lever and meshed with the rack.

Preferably, the braking mechanism comprises a first straight plate and a second straight plate which are respectively connected with the top wall of the mechanism box in a sliding mode, threaded holes are formed in the side faces of the first straight plate and the second straight plate, the inner wall of each threaded hole is in threaded connection with the surface of the second braking lever, and threads in the threaded holes formed in the first straight plate are opposite to threads in the threaded holes formed in the second straight plate.

Preferably, the opposite surfaces of the first straight plate and the second straight plate are fixedly connected with rubber pads, and the side surfaces of the rubber pads are fixedly connected with brake pads.

Preferably, the spout has been seted up to the interior roof of mechanism case, the inner wall sliding connection of spout has the slider, the quantity of slider is two, two the lower surface of slider respectively with the upper surface fixed connection of first straight board and second straight board, the interior roof of mechanism case passes through the spout and the slider is connected with the upper surface sliding connection of first straight board and second straight board.

Preferably, the number of the second brake levers is two, the two second brake levers are symmetrically arranged on the inner walls of two sides of the vehicle shell by taking a vertical central line on the front surface of the vehicle shell as a symmetry axis, the inner wall of the mechanism box is fixedly connected with a bearing, an inner annular surface of the bearing is fixedly connected with the surface of the second brake lever, and the second brake lever is rotatably connected with the inner wall of the mechanism box through the bearing.

The embodiment of the utility model provides a further aspect provides a bogie arresting gear, including any one of the aforesaid take the brake lever of rotating head, still include the bogie.

Advantageous effects

Compared with the prior art, the utility model provides a take brake lever and bogie arresting gear of rotating head possesses following beneficial effect:

1. this take brake lever of rotating head, through setting up the car shell, can fix and rotate the box, through setting up rotating head and telescopic link, can let first brake lever move down, through setting up the rack, can utilize first brake lever to drive gear rotation when moving down, through setting up the gear, can drive second brake lever and rotate, through setting up second brake lever, can drive the straight board of first straight board and second and remove, through setting up slider and spout, can prevent that the straight board of first straight board and second from taking place skew and rotation, through setting up the straight board of first straight board and second, can drive rubber pad and brake block and remove, through setting up the rubber pad, can play the cushioning effect, through setting up rubber pad and brake block, can brake the axletree, thereby make this brake lever of taking the rotating head have the too big effect of preventing braking force.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the front cross-section structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 3 according to the present invention.

In the figure: 1. a vehicle shell; 2. rotating the cartridge; 3. rotating the head; 4. a first brake lever; 5. a rotating mechanism; 501. a rack; 502. a gear; 6. a second brake lever; 7. a mechanism box; 8. a brake mechanism; 801. a first straight plate; 802. a second straight plate; 9. a rubber pad; 10. a brake pad; 11. a chute; 12. a slider; 13. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, a brake lever with a rotating head, comprising a car shell 1, wherein the inner wall of the car shell 1 is fixedly connected with a rotating box 2, the inner wall of the rotating box 2 is rotatably connected with a rotating head 3, the inner wall of the rotating head 3 is rotatably connected with a transmission rod, one end of the transmission rod is rotatably connected with a first brake lever 4, one end of the first brake lever 4 is rotatably connected with a telescopic rod, one end of the telescopic rod is rotatably connected with the surface of the rotating head 3, the front surface of the first brake lever 4 is fixedly connected with a rotating mechanism 5, the inner wall of the car shell 1 is rotatably connected with a second brake lever 6, one end of the second brake lever 6 is rotatably connected with a mechanism box 7, and the inner top wall of the mechanism box 7 is slidably connected with a brake mechanism 8.

In this embodiment, as shown in fig. 1 to 4, the rotating mechanism 5 includes a rack 501 fixedly connected to the front surface of the first brake lever 4, a gear 502 fixedly connected to the surface of the second brake lever 6, and the gear 502 is engaged with the rack 501.

The brake mechanism 8 comprises a first straight plate 801 and a second straight plate 802 which are respectively connected with the inner top wall of the mechanism box 7 in a sliding mode, threaded holes are formed in the side faces of the first straight plate 801 and the second straight plate 802, the inner wall of each threaded hole is in threaded connection with the surface of the second brake lever 6, and threads in the threaded holes formed in the first straight plate 801 are opposite to threads in the threaded holes formed in the second straight plate 802.

The opposite surfaces of the first straight plate 801 and the second straight plate 802 are fixedly connected with rubber pads 9, and the side surfaces of the rubber pads 9 are fixedly connected with brake pads 10.

The inner top wall of the mechanism box 7 is provided with a sliding groove 11, the inner wall of the sliding groove 11 is connected with two sliding blocks 12 in a sliding manner, the lower surfaces of the two sliding blocks 12 are fixedly connected with the upper surfaces of the first straight plate 801 and the second straight plate 802 respectively, and the inner top wall of the mechanism box 7 is connected with the upper surfaces of the first straight plate 801 and the second straight plate 802 in a sliding manner through the sliding groove 11 and the sliding blocks 12.

The number of the second brake levers 6 is two, the two second brake levers 6 are symmetrically arranged on the inner walls of two sides of the vehicle shell 1 by taking the vertical central line of the front surface of the vehicle shell 1 as a symmetry axis, the inner wall of the mechanism box 7 is fixedly connected with a bearing 13, the inner annular surface of the bearing 13 is fixedly connected with the surface of the second brake lever 6, and the second brake lever 6 is rotatably connected with the inner wall of the mechanism box 7 through the bearing 13.

Specifically, the turning box 2 can be fixed by arranging the vehicle shell 1, the first brake lever 4 can move downwards by arranging the rotating head 3 and the telescopic rod, by arranging the rack 501, the gear 502 can be driven to rotate when the first brake lever 4 moves downwards, the gear 502 can drive the second brake lever 6 to rotate, the second brake lever 6 can drive the first straight plate 801 and the second straight plate 802 to move, by arranging the slide block 12 and the slide groove 11, the first straight plate 801 and the second straight plate 802 can be prevented from being deviated and rotated, by arranging the first straight plate 801 and the second straight plate 802, the rubber pads 9 and the brake pads 10 can be driven to move, through setting up rubber pad 9, can play the cushioning effect, through setting up rubber pad 9 and brake block 10, can brake the axletree to make this take brake lever of rotating head have the too big effect of prevention braking force.

The utility model discloses another aspect of embodiment provides a bogie arresting gear, including the braking lever of taking the rotating head of above-mentioned arbitrary any, still include the bogie.

The working principle is as follows: when the brake lever with the rotating head is used, the first brake lever 4 moves downwards by using the rotating head 3, the first brake lever 4 moves to drive the rack 501 to move, the rack 501 moves to drive the gear 502 to rotate, the gear 502 rotates to drive the second brake lever 6 to rotate, the second brake lever 6 rotates by using the bearing 13, the first straight plate 801 and the second straight plate 802 are driven to move towards respective opposite surfaces, the first straight plate 801 and the second straight plate 802 move to drive the rubber pad 9 and the brake pad 10 to move, the rubber pad 9 and the brake pad 10 extrude a turntable on the surface of an axle to play a braking role, the first brake lever 4 moves downwards a little at each time, the first straight plate 801 and the second straight plate 802 simultaneously move a little to the side, the rubber pad 9 drives the brake pad 10 to extrude the turntable a little, the braking force is gradually increased, and therefore the brake lever with the rotating head has the effect of preventing the braking force from being too large.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A take brake lever of rotating head, includes car shell (1), its characterized in that: the inner wall fixedly connected with of car shell (1) rotates box (2), the inner wall that rotates box (2) rotates and is connected with rotating head (3), the inner wall of rotating head (3) rotates and is connected with the transfer line, and the one end of transfer line rotates and is connected with first brake lever (4), the one end of first brake lever (4) rotates and is connected with the telescopic link, the one end of telescopic link rotates with the surface of rotating head (3) and is connected, the positive fixedly connected with slewing mechanism (5) of first brake lever (4), the inner wall of car shell (1) rotates and connects second brake lever (6), the one end of second brake lever (6) rotates and is connected with mechanism case (7), the interior roof sliding connection of mechanism case (7) has arrestment mechanism (8).

2. The rotating head equipped brake lever according to claim 1, wherein: the rotating mechanism (5) comprises a rack (501) fixedly connected with the front face of the first brake lever (4), a gear (502) is fixedly connected to the surface of the second brake lever (6), and the gear (502) is meshed with the rack (501).

3. The rotating head equipped brake lever according to claim 1, wherein: the brake mechanism (8) comprises a first straight plate (801) and a second straight plate (802) which are respectively connected with the inner top wall of the mechanism box (7) in a sliding mode, threaded holes are formed in the side faces of the first straight plate (801) and the second straight plate (802), the inner wall of each threaded hole is in threaded connection with the surface of the second brake lever (6), and threads in the threaded holes formed in the first straight plate (801) are opposite to threads in the threaded holes formed in the second straight plate (802).

4. A rotating head brake lever according to claim 3, wherein: the opposite surfaces of the first straight plate (801) and the second straight plate (802) are fixedly connected with rubber pads (9), and the side surfaces of the rubber pads (9) are fixedly connected with brake pads (10).

5. A rotating head brake lever according to claim 3, wherein: spout (11) have been seted up to the interior roof of mechanism case (7), the inner wall sliding connection of spout (11) has slider (12), the quantity of slider (12) is two, two the lower surface of slider (12) is connected with the upper surface fixed connection of first straight board (801) and second straight board (802) respectively, the interior roof of mechanism case (7) passes through the upper surface sliding connection of spout (11) and slider (12) and first straight board (801) and second straight board (802).

6. The rotating head equipped brake lever according to claim 1, wherein: the quantity of second brake lever (6) is two, and two second brake levers (6) use the positive vertical central line of car shell (1) to set up the inner wall in car shell (1) both sides as symmetry axis symmetry, the inner wall fixedly connected with bearing (13) of mechanism case (7), the interior anchor ring of bearing (13) is connected with the fixed surface of second brake lever (6), second brake lever (6) are connected through the inner wall rotation of bearing (13) with mechanism case (7).

7. A bogie braking device characterized by: comprising a swivel-head brake lever according to any one of claims 1 to 6, further comprising a bogie.