CN219339643U

CN219339643U - Disc brake lock assembly of bicycle disc brake

Info

Publication number: CN219339643U
Application number: CN202222068341.5U
Authority: CN
Inventors: 葛泽运
Original assignee: Shenzhen Yilipu Hardware Co ltd
Current assignee: Shenzhen Yilipu Hardware Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-07-14
Anticipated expiration: 2032-08-05

Abstract

The utility model relates to the technical field of disc brake lock assemblies, in particular to a disc brake lock assembly of a bicycle disc brake, which comprises a disc brake disc, wherein a brake seat is arranged on the disc brake disc and fixedly connected with a connecting plate, a brake cable is arranged on the brake seat, and a brake mechanism with a bidirectional brake function is arranged in the brake seat; the brake cable pulls the crank, and the crank drives a set of transmission shaft and rotates, and the rotation of a set of transmission shaft makes the coil spring in the coil spring device deformation, and a set of transmission shaft drives the elliptic plate simultaneously and rotates, and the elliptic plate drives two sets of trapezoidal pieces and rotates, and the inclined plane on two sets of trapezoidal pieces will be followed the inclined plane on two sets of trapezoidal pieces and slided, and the slip simultaneously, trapezoidal piece will extrude trapezoidal piece two, and trapezoidal piece two promotes a set of brake block extrusion dish brake dish, makes the dish brake dish receive the damping effect of a set of brake block, realizes the brake to the wheel.

Description

Disc brake lock assembly of bicycle disc brake

Technical Field

The utility model relates to the technical field of disc brake lock assemblies, in particular to a disc brake lock assembly for a bicycle disc brake.

Background

The bicycle is used as a riding instead of walk tool, plays an important role in daily life of people, a traditional disc brake device is provided, a first brake block is fixedly connected with a brake body of the disc brake device, a second brake block is movably connected with a brake and is fixedly connected with a zipper, and then when the zipper is pulled, the second brake block moves relative to the brake body and contacts with the disc brake disc. When the second brake pad is in contact with the disc brake pad, the first brake pad is not in contact with the disc brake pad.

In order to brake the disc brake disc, the first brake pad and the second brake pad are required to be in contact with the disc brake disc, at this time, the disc brake disc is deformed (namely, the portion, in which the disc brake disc is in contact with the second brake pad, is bent towards one side of the first brake pad relative to the other portion) under the action of the second brake pad so as to be in contact with the first brake pad, but the contact area between the deformed disc brake disc and the first brake pad and the contact area between the deformed disc brake disc and the second brake pad are small, so that the braking effect is poor.

Disclosure of Invention

The utility model aims to provide a disc brake lock assembly of a bicycle disc brake, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a disc brake lock assembly of a bicycle disc brake comprises a disc brake disc, wherein a brake seat is arranged on the disc brake disc, the brake seat is fixedly connected with a connecting plate, a brake cable is arranged on the brake seat, and a brake mechanism with a bidirectional brake function is arranged in the brake seat;

the brake mechanism comprises two groups of brake pads, two groups of guide posts are symmetrically arranged between the two groups of brake pads, springs are sleeved on the guide posts, one side of the brake pad is provided with a driving mechanism, and the two groups of driving mechanisms are connected through a linkage frame.

Preferably, the driving mechanism comprises a transmission shaft, one end of the transmission shaft is fixedly connected with an elliptic plate, one side of the elliptic plate is provided with two groups of first trapezoid blocks, and the first trapezoid blocks are clung to the second trapezoid blocks.

Preferably, the brake cable is fixed on the brake seat, one end of the brake cable is connected with the crank, one end of the crank is fixedly connected with a group of transmission shafts, a coil spring device is arranged on one group of transmission shafts, and the coil spring device is fixed in the brake seat.

Preferably, the two groups of brake pads are symmetrically distributed on two sides of the disc brake disc, the brake pads are symmetrically provided with two groups of through holes, the through holes are slidably connected with the guide posts, and two ends of the linkage frame are symmetrically connected with the two groups of transmission shafts.

Preferably, a bearing is arranged on the transmission shaft and is embedded into the brake seat.

Preferably, the second trapezoid block and the first trapezoid block are respectively provided with an inclined plane, the two groups of inclined planes are parallel and are attached, and the second trapezoid block is fixed on the brake block.

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

1. the brake cable pulls the crank, the crank drives a group of transmission shafts to rotate, the rotation of the group of transmission shafts enables coil springs in the coil spring device to deform, meanwhile, the group of transmission shafts drive the elliptic plate to rotate, the elliptic plate drives two groups of trapezoidal blocks I to rotate, inclined planes on the two groups of trapezoidal blocks I slide along inclined planes on the two groups of trapezoidal blocks II, meanwhile, the trapezoidal blocks I squeeze the trapezoidal blocks II, and the trapezoidal blocks II push a group of brake blocks to squeeze the disc brake disc, so that the disc brake disc is subjected to the damping action of the group of brake blocks, and the braking of the wheels is realized;

2. when a set of transmission shaft rotates, a set of transmission shaft drives another set of transmission shaft through the link frame and rotates, and the same reason, the rotation of another set of transmission shaft makes another set of brake block extrusion dish brake dish to make two sets of brake blocks extrude the dish brake dish along the guide pillar in opposite directions to compress two sets of springs, the both-way simultaneously extruded brake block not only strengthens the damping effect to the dish brake dish, avoids the dish to stop the dish simultaneously and is by unilateral extrusion deformation.

Drawings

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

FIG. 2 is a schematic view of a partial assembly of the present utility model;

FIG. 3 is a schematic view of an assembled brake pad and brake mechanism of the present utility model;

FIG. 4 is a schematic diagram of a brake pad and drive mechanism combination according to the present utility model.

In the figure: 1. a disc brake disc; 2. a coil spring device; 3. a brake seat; 4. a connecting plate; 5. a brake mechanism; 6. a brake cable; 7. a crank; 501. a brake pad; 502. a guide post; 503. a spring; 504. a driving mechanism; 505. a linkage frame; 5041. a transmission shaft; 5042. an elliptical plate; 5043. a first trapezoid block; 5044. and a trapezoid block II.

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 to 4, the present utility model provides a technical solution: a disc brake lock assembly for a bicycle disc brake comprises a disc brake disc 1, a brake seat 3 is arranged on the disc brake disc 1, the brake seat 3 is fixedly connected with a connecting plate 4, a brake cable 6 is arranged on the brake seat 3, a brake mechanism 5 with a bidirectional brake function is arranged in the brake seat 3, the brake cable 6 is fixed on the brake seat 3, one end of the brake cable 6 is connected with a crank 7, one end of the crank 7 is fixedly connected with a group of transmission shafts 5041, a coil spring device 2 is arranged on the group of transmission shafts 5041, the coil spring device 2 is fixed in the brake seat 3, a driving mechanism 504 comprises a transmission shaft 5041, one end of the transmission shaft 5041 is fixedly connected with an elliptic plate 5042, one side of the elliptic plate 5042 is provided with two groups of trapezoidal blocks I5043, the trapezoidal blocks I5043 cling to trapezoidal blocks II 5044, two groups of brake blocks 501 are symmetrically distributed on two sides of the disc brake disc 1, two groups of through holes are symmetrically arranged on the brake blocks 501, the through holes are slidably connected with guide posts 502, bearings are arranged on the transmission shafts 5041, bearings are embedded in the brake seat 3, the second trapezoid block 5044 and the first trapezoid block 5043 are respectively provided with an inclined plane, the two groups of inclined planes are parallel and are attached, the second trapezoid block 5044 is fixed on the brake pad 501, the connecting plate 4 is fastened on the frame of the bicycle through bolts, the disc brake disc 1 is fixed on a wheel shaft, when the wheel needs to be braked, the brake wire 6 pulls the crank 7, the crank 7 drives a group of transmission shafts 5041 to rotate, the rotation of the group of transmission shafts 5041 deforms coil springs in the coil spring device 2, meanwhile, the group of transmission shafts 5041 drives the elliptic plate 5042 to rotate, the elliptic plate 5042 drives the first trapezoid block 5043 to rotate, the inclined planes on the first trapezoid block 5043 slide against the inclined planes on the second trapezoid block 5044, and simultaneously, the first trapezoid block 5043 presses the second trapezoid block 5044, the second trapezoid block 5044 pushes the first trapezoid block 501 to press the disc brake disc 1, so that the disc brake disc 1 is subjected to damping action of the first trapezoid block 501, realizing the braking of the wheels;

the brake mechanism 5 comprises two groups of brake pads 501, two groups of guide posts 502 are symmetrically arranged between the two groups of brake pads 501, springs 503 are sleeved on the guide posts 502, one side of the brake pads 501 is provided with a driving mechanism 504, the two groups of driving mechanisms 504 are connected through a linkage frame 505, two ends of the linkage frame 505 are symmetrically connected with two groups of transmission shafts 5041, when one group of transmission shafts 5041 rotate, the other group of transmission shafts 5041 drive the other group of transmission shafts 5041 to rotate through the linkage frame 505, and similarly, the other group of transmission shafts 5041 rotate, so that the other group of brake pads 501 extrude the disc brake disc 1, the two groups of brake pads 501 extrude the disc brake disc 1 along the guide posts 502 in opposite directions, the two groups of springs 503 are compressed, the two-way simultaneous extruded brake pads 501 not only enhance the damping effect on the disc brake disc 1, but also avoid the disc brake disc 1 from being extruded and deformed in a single direction.

In the use process, the brake cable 6 pulls the crank 7, the crank 7 drives one group of transmission shafts 5041 to rotate, the rotation of one group of transmission shafts 5041 enables coil springs in the coil spring device 2 to deform, meanwhile, one group of transmission shafts 5041 drives the elliptical plate 5042 to rotate, the elliptical plate 5042 drives two groups of trapezoidal blocks 5043 to rotate, inclined planes on the two groups of trapezoidal blocks 5043 slide along inclined planes on the two groups of trapezoidal blocks 5044, meanwhile, the trapezoidal blocks 5043 press the trapezoidal blocks 5044, the trapezoidal blocks 5044 push one group of brake pads 501 to press the disc brake disc 1, meanwhile, the transmission shafts 5041 drive the other group of transmission shafts 5041 to rotate through the linkage frame 505, and similarly, the other group of transmission shafts 5041 rotate, so that the other group of brake pads 501 press the disc brake disc 1, the two groups of brake pads 501 press the disc brake disc 1 along the guide posts 502 in opposite directions, and the two groups of springs 503 are compressed.

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. The utility model provides a dish of bicycle dish is stopped lock subassembly of stopping, includes dish of stopping (1), set up brake disc (3) on dish of stopping (1), brake disc (3) fixed connection connecting plate (4), set up brake cable (6), its characterized in that on brake disc (3): a braking mechanism (5) with a bidirectional braking function is arranged in the braking seat (3);

the brake mechanism (5) comprises brake pads (501), wherein the brake pads (501) are arranged in two groups, two groups of guide posts (502) are symmetrically arranged between the brake pads (501), springs (503) are sleeved on the guide posts (502), one side of each brake pad (501) is provided with a driving mechanism (504), and the two groups of driving mechanisms (504) are connected through a linkage frame (505).

2. A disc brake lock assembly for a bicycle disc brake as defined in claim 1, wherein: the driving mechanism (504) comprises a transmission shaft (5041), one end of the transmission shaft (5041) is fixedly connected with an elliptic plate (5042), two groups of first trapezoid blocks (5043) are arranged on one side of the elliptic plate (5042), and the first trapezoid blocks (5043) are tightly attached to the second trapezoid blocks (5044).

3. A disc brake lock assembly for a bicycle disc brake as defined in claim 1, wherein: the brake cable (6) is fixed on the brake seat (3), one end of the brake cable (6) is connected with the crank (7), one end of the crank (7) is fixedly connected with a group of transmission shafts (5041), a group of transmission shafts (5041) are provided with the coil spring device (2), and the coil spring device (2) is fixed in the brake seat (3).

4. A disc brake lock assembly for a bicycle disc brake as defined in claim 1, wherein: two groups of brake pads (501) are symmetrically distributed on two sides of the disc brake disc (1), two groups of through holes are symmetrically formed in the brake pads (501), guide posts (502) are connected in a sliding mode through the through holes, and two ends of the linkage frame (505) are symmetrically connected with two groups of transmission shafts (5041).

5. A disc brake lock assembly for a bicycle disc brake as defined in claim 2, wherein: the transmission shaft (5041) is provided with a bearing, and the bearing is embedded into the brake seat (3).

6. A disc brake lock assembly for a bicycle disc brake as defined in claim 2, wherein: the second trapezoid block (5044) and the first trapezoid block (5043) are respectively provided with an inclined plane, the two groups of inclined planes are parallel and are attached, and the second trapezoid block (5044) is fixed on the brake block (501).