CN215487343U

CN215487343U - Split type parking braking pincers that security performance is high

Info

Publication number: CN215487343U
Application number: CN202121784139.1U
Authority: CN
Inventors: 董亮艳
Original assignee: Jiangsu Aojiade Machinery Co ltd
Current assignee: Jiangsu Aojiade Machinery Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-11
Anticipated expiration: 2031-08-02

Abstract

The utility model belongs to the technical field of automobile manufacturing, and particularly relates to a split type parking brake caliper with high safety performance, which comprises a brake caliper body, wherein a transverse plate is fixedly installed on one side of the brake caliper body, a rotating cavity is formed in the brake caliper body, a connecting groove communicated with the rotating cavity is formed in one side close to the transverse plate, a cross rod is movably installed in the connecting groove, a fixed plate is fixedly installed at the bottom of the transverse plate, a movable block is fixedly installed at one end, close to the rotating cavity, of the cross rod, a movable plate located outside the brake caliper body is fixedly installed at the other end of the cross rod, installation and disassembly structures are arranged on the movable plate and the fixed plate, a cam is rotatably installed in the rotating cavity, and the same connecting rod is rotatably installed between one end of the cam and the movable block. The brake block component of the split parking brake caliper is simple in structure and convenient to use, brake block components in the split parking brake caliper are convenient to replace, later maintenance and use are convenient, and safety is improved.

Description

Split type parking braking pincers that security performance is high

Technical Field

The utility model relates to the technical field of automobile manufacturing, in particular to a split parking brake caliper with high safety performance.

Background

The rear disc brake with the parking brake is a brake actuating device in a brake system of a passenger car and is a key component in the brake system of the car. The working principle is that the hydraulic pressure generated by a brake master cylinder assembly is transmitted to a rear brake caliper body through a brake pipeline to enable a brake block to be in contact with a rear brake disc, and then frictional resistance is generated to stop the rotation or the rotating trend of wheels.

The rear disc brake can realize service braking and parking braking, when a vehicle normally runs, a proper gap is kept between the brake block and the brake disc, and when the vehicle brakes, the piston component of the caliper body is pushed by hydraulic pressure, the brake block is pushed by the piston component to clamp the brake disc, the rotation or the rotating trend of the wheel is stopped by means of friction resistance, and one service braking is finished. When parking braking is carried out, the parking pull wire drives the control arm to rotate, the parking mechanism component is driven to generate braking acting force, and the piston component and the brake block clamp the brake disc, so that the vehicle is kept still or does not slide down when being parked on a slope. Patent with application number CN201721664950.X relates to a split type parking brake caliper, and belongs to the field of automobile manufacturing. The parking brake device comprises a brake caliper body, a piston, a dust cover, a piston spring, a spring retainer ring, a parking control arm and a dust cover component, wherein the brake caliper body is arranged on a support, the brake caliper body is fixedly connected with a parking seat through a bolt, the brake caliper body is sealed with an adjusting screw rod through a first O-shaped sealing ring, the piston is arranged in the brake caliper body, the dust cover is arranged on the outer side of the piston, an adjusting screw sleeve, a planar thrust bearing, a first gasket, the piston spring and the spring retainer ring are assembled together, the parking control arm and the dust cover component are arranged at the rear end of the parking seat, a guide sleeve is sleeved on the adjusting screw rod, and a parking return spring is connected with the parking control arm. The utility model has the advantages that: novel structure, processing is easier, has reduced the required liquid measure of braking pincers, and the cost is reduced has prevented that the hydraulic pressure that braking pincers body main bore and piston fitting surface caused because the fish tail from leaking, and parking mechanism is simpler, and the assembly is simple and convenient, has improved assembly manufacturability and production efficiency, and the axiality is better, and simple structure has improved parking efficiency, has improved the life-span and the security of braking pincers. However, the brake pad member in this patent is worn after a long period of use and needs to be replaced at regular intervals.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a split parking brake caliper with high safety performance.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a split type parking braking pincers that security performance is high, includes the brake caliper body, one side fixed mounting of the brake caliper body has diaphragm and inside to set up and rotate the chamber and be close to one side of diaphragm and set up the spread groove that is linked together with rotating the chamber, and movable mounting has the horizontal pole in the spread groove, and the bottom fixed mounting of diaphragm has the fixed plate, the horizontal pole is close to the one end fixed mounting who rotates the chamber and has the movable block, and other end fixed mounting has the fly leaf that is located the brake caliper body outside, all be equipped with the installation on fly leaf and the fixed plate and dismantle the structure, it installs the cam to rotate the intracavity, rotates between the one end of cam and the movable block and installs same connecting rod, the installation is dismantled the structure and is including seting up the installation cavity on corresponding fly leaf or the fixed plate, the draw-in groove has all been seted up to the both sides of installation cavity, and equal movable mounting has the fixture block in two draw-in the draw-in grooves, and the one side that one end fixed mounting of two fixture blocks has same brake block part and two fixture blocks are close to each other has all seted up The spacing groove, fixed mounting has two installation pieces on the inner wall of one side of installation cavity, and the through-hole has all been seted up to one side of two installation pieces, and equal movable mounting has the pole that links up in the through-hole, and the both ends of two links up the pole all extend to the through-hole outside and the equal fixed mounting of one end that is close to each other has the fixed block, the equal fixed mounting of the other end have with the stopper of spacing groove looks adaptation, and three angular grooves have all been seted up to the bottom of fixed block, the threaded hole that is linked together with the installation cavity that corresponds is all seted up to the bottom of fly leaf and fixed plate, and threaded rod is installed to the equal screw thread in the threaded hole, and the both ends of threaded rod all extend to the screw hole outside and the top all rotate and install the movable rod, the equal fixed mounting in top of movable rod have two with the extrusion piece of three angular grooves looks adaptations, extrusion piece difference movable mounting is in the three angular grooves that correspond.

Preferably, the bottom ends of the two threaded rods are fixedly sleeved with knobs.

Preferably, the cam is connected with an external transmission shaft.

Preferably, the two extrusion blocks on the same movable rod are symmetrically arranged.

Preferably, a compression spring is sleeved on any one of the connecting rods, one end of each compression spring is fixed on the corresponding connecting rod, and the other end of each compression spring is fixed on the inner wall of the corresponding through hole.

Preferably, the cross rod is sleeved with a return spring, one end of the return spring is fixed on the cross rod, and the other end of the return spring is fixed on the inner wall of the connecting groove.

Preferably, the inner walls of the two sides of the connecting groove are provided with sliding grooves along the horizontal direction, and sliding blocks fixedly connected with the cross rod are arranged in the sliding grooves in a sliding mode.

According to the split parking brake caliper with high safety performance, when the split parking brake caliper is used daily, the cam is driven to rotate through the related transmission shaft, the cam drives the connecting rod to drive the movable block to move leftwards, namely the movable plate can be driven to move rightwards, the two brake block parts can be driven to move oppositely, and the wheel axle of an automobile can be braked and decelerated.

Regular replacement is required to be carried out on the brake block component due to long-time use, two clamping blocks on the brake block component are respectively inserted into corresponding clamping grooves, then upward movement of a threaded rod is driven through a rotating knob, upward movement of a movable rod and two extrusion blocks can be driven, the extrusion blocks are in the moving process, corresponding triangular grooves are extruded, left and right separated movement of two fixed blocks can be driven, left and right separated movement of two connecting rods can be driven, left and right separated movement of two limiting blocks can be driven, the two limiting blocks are respectively clamped into corresponding clamping blocks to form limiting grooves, the clamping blocks can be fixed, and the brake block component can be fixed. When the brake block component needs to be replaced, the knob is rotated reversely.

The brake block component of the split parking brake caliper is simple in structure and convenient to use, brake block components in the split parking brake caliper are convenient to replace, later maintenance and use are convenient, and safety is improved.

Drawings

FIG. 1 is a structural schematic diagram of a split parking brake caliper with high safety performance, which is provided by the utility model;

FIG. 2 is a side view of a split parking brake caliper with high safety performance with respect to a movable plate, which is provided by the present invention;

fig. 3 is a schematic structural diagram of a part a of a split parking brake caliper with high safety performance according to the present invention.

In the figure: the brake caliper comprises a caliper body 1, a rotating cavity 2, a cam 3, a connecting rod 4, a movable block 5, a cross rod 6, a connecting groove 7, a return spring 8, a transverse plate 9, a fixing plate 10, a knob 11, a brake block part 12, a movable plate 13, a mounting cavity 14, a clamping groove 15, a clamping block 16, a movable rod 17, a threaded rod 18, an extrusion block 19, a fixing block 20, a triangular groove 21, a connecting rod 22, a mounting block 23 and a compression spring 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a split parking brake caliper with high safety performance comprises a brake caliper body 1, a transverse plate 9 is fixedly installed on one side of the brake caliper body 1, a rotating cavity 2 is formed in the transverse plate 9, a connecting groove 7 communicated with the rotating cavity 2 is formed in one side close to the transverse plate 9, a cross rod 6 is movably installed in the connecting groove 7, a fixed plate 10 is fixedly installed at the bottom of the transverse plate 9, a movable block 5 is fixedly installed at one end of the cross rod 6 close to the rotating cavity 2, a movable plate 13 located outside the brake caliper body 1 is fixedly installed at the other end of the cross rod 6, mounting and dismounting structures are arranged on the movable plate 13 and the fixed plate 10, a cam 3 is rotatably installed in the rotating cavity 2, the same connecting rod 4 is rotatably installed between one end of the cam 3 and the movable block 5, each mounting and dismounting structure comprises a mounting cavity 14 formed in the corresponding movable plate 13 or the fixed plate 10, clamping grooves 15 are formed in two sides of the mounting cavity 14, clamping blocks 16 are movably mounted in the two clamping grooves 15, one end of each of the two clamping blocks 16 is fixedly mounted with the same brake block component 12, one side of each of the two clamping blocks 16, which is close to each other, is provided with a limiting groove, the inner wall of one side of the mounting cavity 14 is fixedly mounted with two mounting blocks 23, one side of each of the two mounting blocks 23 is provided with a through hole, a connecting rod 22 is movably mounted in each through hole, two ends of each connecting rod 22 extend out of each through hole, one end of each connecting rod, which is close to each other, is fixedly mounted with a fixed block 20, the other end of each connecting rod is fixedly mounted with a limiting block matched with the limiting groove, the bottom of each fixed block 20 is provided with a triangular groove 21, threaded holes communicated with the corresponding mounting cavity 14 are formed in the bottoms of the movable plate 13 and the fixed plate 10, threaded rods 18 are threadedly mounted in the threaded holes, two ends of the threaded rods 18 extend out of the threaded holes, and movable rods 17 are rotatably mounted at the top ends of the threaded rods 18, the top of the movable rod 17 is fixedly provided with two extrusion blocks 19 matched with the triangular grooves 21, and the extrusion blocks 19 are respectively and movably arranged in the corresponding triangular grooves 21.

Example two

In the utility model, the bottom ends of the two threaded rods 18 are fixedly sleeved with the knobs 11, and the threaded rods 18 can be conveniently rotated through the knobs 11.

In the utility model, the cam 3 is connected with an external transmission shaft.

In the utility model, two extrusion blocks 19 on the same movable rod 17 are symmetrically arranged.

In the utility model, any one of the connecting rods 22 is sleeved with a compression spring 24, one end of the compression spring 24 is fixed on the corresponding connecting rod 22, the other end of the compression spring 24 is fixed on the inner wall of the corresponding through hole, and the compression spring 24 is convenient for the resetting of the connecting rod 22.

According to the utility model, the cross rod 6 is sleeved with the return spring 8, one end of the return spring 8 is fixed on the cross rod 6, the other end of the return spring 8 is fixed on the inner wall of the connecting groove 7, and the return of the cross rod 6 is facilitated through the return spring 8.

In the utility model, sliding grooves are respectively arranged on the inner walls of the two sides of the connecting groove 7 along the horizontal direction, sliding blocks fixedly connected with the cross rod 6 are respectively arranged in the sliding grooves in a sliding manner, and the sliding grooves and the sliding blocks are convenient for the movement of the cross rod 6.

In the utility model, during daily use, the cam 3 is driven to rotate by the related transmission shaft, the cam 3 drives the connecting rod 4 to drive the movable block 5 to move leftwards, namely the movable plate 13 to move rightwards, so that the two brake block components 12 are driven to move oppositely, and the wheel axle of the automobile can be braked and decelerated.

Regular replacement is needed to be carried out on the brake block component 12 due to long-time use, two clamping blocks 16 on the brake block component 12 are respectively inserted into corresponding clamping grooves 15, then upward movement of a threaded rod 18 is driven through rotating a knob 11, upward movement of a movable rod 17 and two extrusion blocks 19 can be driven, the extrusion blocks 19 extrude corresponding triangular grooves 21 in the moving process, left and right separated movement of two fixing blocks 20 can be driven, left and right separated movement of two connecting rods 22 can be driven, left and right separated movement of two limiting blocks can be driven, when the two limiting blocks are respectively clamped into the limiting grooves on the corresponding clamping blocks 16, the clamping blocks 16 can be fixed, and the brake block component 12 can be fixed. When the brake shoe component 12 needs to be replaced, the knob 11 is rotated reversely.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A split type parking brake caliper with high safety performance comprises a brake caliper body (1) and is characterized in that a transverse plate (9) is fixedly installed on one side of the brake caliper body (1), a rotating cavity (2) is formed in the brake caliper body, a connecting groove (7) communicated with the rotating cavity (2) is formed in one side, close to the transverse plate (9), of the brake caliper body, a transverse rod (6) is movably installed in the connecting groove (7), a fixed plate (10) is fixedly installed at the bottom of the transverse plate (9), a movable block (5) is fixedly installed at one end, close to the rotating cavity (2), of the transverse rod (6), a movable plate (13) located outside the brake caliper body (1) is fixedly installed at the other end of the transverse rod, mounting and dismounting structures are arranged on the movable plate (13) and the fixed plate (10), a cam (3) is rotatably installed in the rotating cavity (2), and a same connecting rod (4) is rotatably installed between one end of the cam (3) and the movable block (5), the mounting and dismounting structure comprises mounting cavities (14) arranged on corresponding movable plates (13) or fixed plates (10), clamping grooves (15) are formed in two sides of each mounting cavity (14), clamping blocks (16) are movably mounted in the two clamping grooves (15), one ends of the two clamping blocks (16) are fixedly mounted with the same brake block component (12), and limiting grooves are formed in one sides of the two clamping blocks (16) close to each other, two mounting blocks (23) are fixedly mounted on the inner wall of one side of each mounting cavity (14), through holes are formed in one sides of the two mounting blocks (23), connecting rods (22) are movably mounted in the through holes, fixing blocks (20) are fixedly mounted at two ends of the two connecting rods (22) and extend out of the through holes, limiting blocks matched with the limiting grooves are fixedly mounted at the other ends of the two connecting rods, triangular grooves (21) are formed in the bottoms of the fixing blocks (20), threaded holes communicated with corresponding mounting cavities (14) are formed in the bottoms of the movable plates (13) and the fixed plates (10), threaded rods (18) are installed on the threaded holes in all threads, the two ends of each threaded rod (18) extend to the outer side of each threaded hole, the top ends of the threaded rods (18) are all rotatably installed on movable rods (17), two extrusion blocks (19) matched with the triangular grooves (21) are fixedly installed at the tops of the movable rods (17), and the extrusion blocks (19) are respectively movably installed in the corresponding triangular grooves (21).

2. The split parking brake caliper with high safety performance according to claim 1, wherein the bottom ends of the two threaded rods (18) are fixedly sleeved with the knobs (11).

3. A split parking brake caliper with high safety according to claim 1, wherein the cam (3) is connected to an external transmission shaft.

4. A split parking brake caliper with high safety according to claim 1, characterized in that the two squeezing blocks (19) on the same movable lever (17) are arranged symmetrically.

5. The split parking brake caliper with high safety performance according to claim 1, wherein a compression spring (24) is sleeved on any one of the connecting rods (22), one end of the compression spring (24) is fixed on the corresponding connecting rod (22), and the other end of the compression spring is fixed on the inner wall of the corresponding through hole.

6. The split parking brake caliper with high safety performance according to claim 1, wherein a return spring (8) is sleeved on the cross rod (6), one end of the return spring (8) is fixed on the cross rod (6), and the other end of the return spring is fixed on the inner wall of the connecting groove (7).

7. The split parking brake caliper with high safety performance according to claim 1, wherein sliding grooves are formed in the inner walls of the two sides of the connecting groove (7) along the horizontal direction, and sliding blocks fixedly connected with the cross rod (6) are slidably mounted in the sliding grooves.