CN220470512U

CN220470512U - Brake pump with stable connection of friction blocks

Info

Publication number: CN220470512U
Application number: CN202322194270.8U
Authority: CN
Inventors: 王永安
Original assignee: Ruian Hongji Auto Parts Co ltd
Current assignee: Ruian Hongji Auto Parts Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-02-09
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a brake pump with stable connection of friction blocks, which comprises: the brake caliper comprises two brake pads, wherein the two brake pads are respectively arranged on the brake caliper, the connecting and fixing mechanism is arranged on the brake pads and comprises friction blocks, the two friction blocks are respectively arranged on one opposite side of the two brake pads, the one side, close to the brake pads, of each friction block is provided with an inserting block, and the position, close to one side of each inserting block, of each brake pad corresponds to the corresponding inserting block, of each inserting block is provided with a slot matched with the corresponding inserting block. According to the utility model, the friction block, the insert block, the slot, the mounting block, the positioning groove and the fixing bolt are mutually matched, so that the stability of the friction block and the brake block in connection is improved, the friction block is prevented from being fixed by only a single bolt, the acting force is prevented from being concentrated on the bolt, and the phenomenon that the bolt is easy to deform and break is avoided.

Description

Brake pump with stable connection of friction blocks

Technical Field

The utility model relates to the technical field of brake pumps, in particular to a brake pump with a stable friction block connection.

Background

The brake cylinder is an indispensable chassis braking part of a braking system and mainly used for pushing a brake pad which rubs a brake drum. The vehicle speed is reduced and stopped.

But the stability when the friction block and the brake block on traditional brake pump are connected is relatively poor to influence the life of friction block, and the intensity and the high temperature resistance performance of brake block are not ideal moreover, thereby influence the life of brake block, reduced the practicality, for this reason, we provide a brake pump that the friction block is connected stably.

Disclosure of Invention

The utility model aims to provide a brake pump with stable connection of friction blocks, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a friction block connection stable brake pump comprising:

a brake caliper;

the number of the brake pads is two, and the brake pads are respectively arranged on the brake caliper;

the connecting and fixing mechanism is arranged on the brake pads and comprises two friction blocks, the friction blocks are arranged on the opposite sides of the two brake pads respectively, the inserting blocks are arranged on one sides of the friction blocks, which are close to the brake pads, slots matched with the inserting blocks are formed in the positions, corresponding to the inserting blocks, of one sides of the brake pads, which are close to the inserting blocks, and one sides, which are close to the inserting slots, penetrate through the inserting slots and extend to the inside of the inserting blocks.

Preferably, the right side of brake block is provided with the installation piece, the locating piece is installed to the left side of installation piece and the position that corresponds the inserted block, the right side of inserted block and the position that corresponds the locating piece have seted up the constant head tank with locating piece looks adaptation, the left side of locating piece runs through slot and constant head tank in proper order from right to left and extends to the inside of constant head tank and the inner wall mutual contact of constant head tank.

Preferably, a fixing bolt in threaded connection with the brake pad is arranged on the right side of the mounting block.

Preferably, the brake block passes through basic unit, first enhancement layer, impact resistance layer, second enhancement layer and high temperature resistant layer composition, first enhancement layer sets up the top at the basic unit, impact resistance layer sets up the top at first enhancement layer, the second enhancement layer sets up the top at impact resistance layer, high temperature resistant layer sets up the top at the second enhancement layer.

Preferably, a closed pin is arranged at the top of the brake caliper, a vibrating arm is movably connected to the closed pin through a pin shaft, two oil inlet screws are arranged on the left side of the brake caliper, and sliding shaft holes are arranged on the front surface and the back surface of the brake caliper.

Preferably, the inner wall of the sliding shaft hole is provided with a connecting shaft, one end of the connecting shaft, which is close to the brake pads, penetrates through the two brake pads and extends to the outside of the two brake pads, and the surfaces of the two connecting shafts are connected through a mounting frame.

Preferably, the vibrating arm is connected with the brake caliper through a parking ejector rod, and a first return spring is sleeved on the surface of the parking ejector rod.

Preferably, the surface of the connecting shaft is sleeved with a second return spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the friction block, the insert block, the slot, the mounting block, the positioning groove and the fixing bolt are mutually matched, so that the stability of the friction block and the brake block in connection is improved, the friction block is prevented from being fixed by only a single bolt, the acting force is prevented from being concentrated on the bolt, and the phenomenon that the bolt is easy to deform and break is avoided.

2. According to the utility model, the first reinforcing layer, the impact resistant layer and the second reinforcing layer are arranged, so that the strength and impact resistant effect of the brake pad are improved, the quality and service life of the brake pad in use are ensured, and the high temperature resistant effect of the brake pad on one side close to the friction block is improved by arranging the high temperature resistant layer.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic diagram of the right side view of the present utility model;

FIG. 3 is a schematic view of the left side view of the present utility model;

FIG. 4 is a cross-sectional view showing a front view of the brake pad and attachment securing mechanism of the present utility model;

fig. 5 is an enlarged view of a portion of fig. 4 a in accordance with the present utility model.

In the figure: 1 a brake caliper, 11 a brake block, 12 a base layer, 13 a first reinforcing layer, 14 an impact-resistant layer, 15 a second reinforcing layer, 16 a high-temperature resistant layer, 2 a connecting and fixing mechanism, 21 a friction block, 22 an inserting block, 23 a slot, 24 an installing block, 25 a locating block, 26 a locating slot, 27 a fixing bolt, 41 a closed pin, 42 a vibrating arm, 43 an oil inlet screw, 44 a sliding shaft hole, 45 a connecting shaft, 46 a mounting frame, 47 a parking ejector rod, 48 a first return spring and 49 a second return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a brake pump with stable friction block connection, comprising: the brake caliper 1 and the brake block 11, the quantity of brake block 11 is two and sets up respectively on brake caliper 1, and brake block 11 passes through basic unit 12, first enhancement layer 13, impact resistance layer 14, second enhancement layer 15 and high temperature resistant layer 16 are constituteed, and first enhancement layer 13 sets up at the top of basic unit 12, and impact resistance layer 14 sets up at the top of first enhancement layer 13, and second enhancement layer 15 sets up at the top of impact resistance layer 14, and high temperature resistant layer 16 sets up at the top of second enhancement layer 15.

Further, the first reinforcing layer 13 and the second reinforcing layer 15 are both made of alloy steel, the impact resistant layer 14 is made of foamed aluminum, and the high temperature resistant layer 16 is made of phenolic resin.

Through setting up first enhancement layer 13, impact resistance layer 14 and second enhancement layer 15 to the intensity of brake block 11 and the effect of shock resistance have been improved, thereby quality and life when having guaranteed brake block 11 use have improved the high temperature resistant effect that brake block 11 is close to friction block 21 one side through setting up high temperature resistant layer 16.

The top fixedly connected with of brake caliper 1 closes round pin 41, be connected with the arm 42 through round pin axle swing joint on closing round pin 41, the left side of brake caliper 1 is provided with two oil feed screws 43, the front of brake caliper 1 is all fixedly connected with slip shaft hole 44 with the back, fixedly connected with connecting axle 45 on the inner wall of slip shaft hole 44, the one end that connecting axle 45 is close to brake block 11 runs through two brake blocks 11 and extends to its outside, the surface of two connecting axles 45 passes through mounting bracket 46 to be connected, be connected with brake caliper 1 through parking ejector pin 47 on the arm 42, first return spring 48 has been cup jointed on the surface of parking ejector pin 47, the second return spring 49 has been cup jointed on the surface of connecting axle 45, the theory of operation of brake pump is prior art, so do not make excessive explanation here.

The connecting and fixing mechanism 2 is arranged on the brake block 11, the connecting and fixing mechanism 2 comprises two friction blocks 21, the friction blocks 21 are arranged on two opposite sides of the two brake blocks 11 respectively, one side, close to the brake blocks 11, of each friction block 21 is in contact with the brake block 11, an inserting block 22 is fixedly connected to one side, close to the brake block 11, of each friction block 21, an inserting groove 23 matched with the inserting block 22 is formed in the position, close to one side, corresponding to the inserting block 22, of each brake block 11, an inserting groove 23 penetrates through the corresponding inserting groove 23 and extends to the inside of the corresponding inserting groove 22, the right side of each brake block 11 is provided with a mounting block 24, one side, close to the brake block 11, of each mounting block 24 is in contact with the corresponding brake block 11, a positioning block 25 is fixedly connected to the left side, the right side, corresponding to the positioning block 25, of each positioning block 25, a positioning groove 26 is formed in contact with the inner wall of each positioning groove 26 from right to the left side, and the left side of each positioning block 25 penetrates through the inserting groove 23 and the corresponding positioning groove 26, extends to the inner wall of each positioning groove 26, and the right side, corresponding to the corresponding positioning block 22 is provided with a bolt 27.

Specifically, the fixing bolt 27 is loosened, then the mounting block 24 is pulled rightwards, the mounting block 24 drives the positioning block 25 and the positioning groove 26 to be separated, then the friction block 21 is pulled, and the friction block 21 drives the inserting block 22 and the inserting groove 23 to be separated, so that the friction block 21 can be detached.

Through the mutual cooperation of the friction block 21, the inserting block 22, the inserting groove 23, the mounting block 24, the positioning block 25, the positioning groove 26 and the fixing bolt 27, the stability of the friction block 21 and the brake block 11 during connection is improved, the friction block 21 is prevented from being fixed by only a single bolt, the acting force is prevented from being concentrated on the bolt, and the phenomenon that the bolt is easy to deform and break is avoided.

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

Claims

1. A brake pump with stable friction block connection, comprising:

a brake caliper (1);

the brake shoes (11) are arranged on the brake caliper (1) in number, and the number of the brake shoes (11) is two;

connect fixed establishment (2), connect fixed establishment (2) setting on brake block (11), connect fixed establishment (2) including friction block (21), the quantity of friction block (21) is two and sets up respectively in the opposite one side of two brake blocks (11), insert block (22) are installed to one side that friction block (21) is close to brake block (11), insert block (22) are close to one side of insert block (22) and correspond insert block (22) the position offer with insert block (22) looks adaptation slot (23), insert block (22) are close to one side of slot (23) run through slot (23) and extend to its inside.

2. A friction block connection stable brake pump according to claim 1, wherein: the right side of brake block (11) is provided with installation piece (24), locating piece (25) are installed in the position of the left side of installation piece (24) and corresponding inserted block (22), locating slot (26) with locating piece (25) looks adaptation are seted up on the right side of inserted block (22) and the position that corresponds locating piece (25), slot (23) and constant head tank (26) are run through in proper order from right to left in the left side of locating piece (25) and extend to the inside of constant head tank (26) and the inner wall mutual contact of constant head tank (26).

3. A friction block connection stable brake pump according to claim 2, wherein: the right side of the mounting block (24) is provided with a fixing bolt (27) in threaded connection with the brake pad (11).

4. A friction block connection stable brake pump according to claim 3, wherein: the brake block (11) is formed through basic unit (12), first enhancement layer (13), impact resistance layer (14), second enhancement layer (15) and high temperature resistant layer (16), first enhancement layer (13) set up the top at basic unit (12), impact resistance layer (14) set up the top at first enhancement layer (13), second enhancement layer (15) set up the top at impact resistance layer (14), high temperature resistant layer (16) set up the top at second enhancement layer (15).

5. The brake pump of claim 4 wherein the friction block connection is stable, wherein: the top of brake caliper (1) is installed and is closed round pin (41) are gone up and are had swing joint through the round pin axle and shake arm (42), the left side of brake caliper (1) is provided with two oil feed screws (43), slip shaft hole (44) are all installed in front and the back of brake caliper (1).

6. A friction block connection stable brake pump according to claim 5, wherein: the inner wall of the sliding shaft hole (44) is provided with a connecting shaft (45), one end of the connecting shaft (45) close to the brake pads (11) penetrates through the two brake pads (11) and extends to the outside of the two brake pads, and the surfaces of the two connecting shafts (45) are connected through a mounting frame (46).

7. The brake pump of claim 6 wherein the friction block connection is stable, wherein: the vibration arm (42) is connected with the brake caliper (1) through a parking ejector rod (47), and a first return spring (48) is sleeved on the surface of the parking ejector rod (47).

8. The brake pump of claim 7 wherein the friction block connection is stable, wherein: the surface of the connecting shaft (45) is sleeved with a second return spring (49).