CN219035382U

CN219035382U - Kite wheel brake device

Info

Publication number: CN219035382U
Application number: CN202320205993.0U
Authority: CN
Inventors: 王伯涛; 王帅澎
Original assignee: Weifang Jichuangke Kite Co ltd
Current assignee: Weifang Jichuangke Kite Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-05-16
Anticipated expiration: 2033-02-10

Abstract

The utility model provides a kite wheel braking device, which relates to the technical field of kite wheels and comprises a first braking shoe, a second braking shoe and a braking ring, wherein the braking ring is fixedly arranged on an outer wheel disc, the first braking shoe and the second braking shoe are both rotatably arranged on an inner wheel disc, a spanner is fixedly arranged on the first braking shoe, a linkage rod is hinged between the first braking shoe and the second braking shoe together, and a reset element is arranged between the first braking shoe or the second braking shoe and the inner wheel disc.

Description

Kite wheel brake device

Technical Field

The utility model relates to the technical field of kite wheels, in particular to a brake device of a kite wheel.

Background

The kite wheel mainly comprises an outer wheel disc, an inner wheel disc, a wire outlet device, a wire passing device, a crank and a brake device, wherein the brake device is mainly used for braking the outer wheel disc, so that a user can conveniently control flying height of the kite and winding and unwinding operations of a kite wire.

The main problems of the brake device on the existing kite wheel are that: the traditional brake device mostly adopts a single-point type brake structure, and the brake shoe can be worn out greatly after being used for a long time, so that the phenomenon of deflection braking is easy to occur, the brake shoe can not rapidly brake the outer wheel disc any more, and the service life is shorter.

Therefore, there is a need for a kite wheel braking device that can solve the above-described problems.

Disclosure of Invention

The utility model provides a kite wheel braking device which can perform bidirectional rapid braking on an outer wheel disc and solves the problem that a brake shoe is worn for a long time to generate a deflection brake so that the outer wheel disc cannot be reliably braked.

The technical scheme of the utility model is realized as follows:

the kite wheel braking device comprises a first braking shoe, a second braking shoe and a braking ring, wherein the braking ring is fixedly arranged on an outer wheel disc, the first braking shoe and the second braking shoe are rotatably arranged on an inner wheel disc, a wrench is fixedly arranged on the first braking shoe, a linkage rod is hinged between the first braking shoe and the second braking shoe, and a reset element is arranged between the first braking shoe or the second braking shoe and the inner wheel disc.

As a preferred technical scheme, the first brake shoe comprises a first brake block and a first rotating shaft, and the first brake block and the first rotating shaft are arranged as a whole;

the second brake shoe comprises a second brake block and a second rotating shaft, and the second brake block is fixedly arranged on the second rotating shaft;

the friction surfaces of the first brake block and the second brake block are matched with the inner wall of the brake ring, the first rotating shaft and the second rotating shaft are mounted inside the inner wheel disc, and the linkage rod is hinged between the first brake block and the second brake block.

As a preferable technical scheme, the inner wheel disc is provided with a first opening and a second opening, the friction surface of the first brake block extends out of the first opening, and the friction surface of the second brake block extends out of the second opening.

As a preferable technical scheme, a plurality of friction convex edges are uniformly distributed on the inner wall of the brake ring.

As a preferable technical scheme, the first rotating shaft extends out of the inner wheel disc, and the wrench is fixedly arranged on the first rotating shaft.

As a preferable technical scheme, an installation cavity is arranged in the inner wheel disc, the first opening and the second opening are communicated with the installation cavity, and the first brake shoe, the second brake shoe, the reset element and the linkage rod are arranged in the installation cavity.

As a preferable technical scheme, the first brake block and the second brake block are arranged opposite to each other.

As a preferred embodiment, the return element is a return spring.

By adopting the technical scheme, the utility model has the beneficial effects that:

because the kite wheel braking device comprises the first braking shoe, the second braking shoe, the braking ring, the wrench and the linkage rod, in the utility model, a user drives the first braking shoe to rotate by pulling the wrench, and the rotating first braking shoe drives the second braking shoe to rotate by the linkage rod, so that the first braking shoe and the second braking shoe are pressed on the inner wall of the braking ring at the same time, the braking of the outer wheel disc is realized by utilizing the friction force between the first braking shoe and the inner wall of the braking ring, and compared with the single-point braking structure on the traditional kite wheel, the utility model carries out bidirectional braking on the outer wheel disc by the first braking shoe and the second braking shoe, so that the contact area, the pressing force and the contact time between the first braking shoe and the inner wall of the braking ring are kept consistent, thereby solving the problem that the braking shoe in the single-point braking structure cannot reliably brake the outer wheel disc due to the occurrence of deflection of the long-term abrasion, and further improving the reliability of the braking action of the outer wheel disc of the braking device; meanwhile, through action linkage between the first brake shoe and the second brake shoe, the rapid response of the kite wheel brake is realized, and the purpose of saving labor is achieved; the utility model increases the contact area between the brake shoe and the inner wall of the brake ring, thereby increasing the friction force between the brake shoe and the inner wall of the brake ring and further improving the stability of the braking action of the brake device.

Because the reset element is arranged between the first brake shoe or the second brake shoe and the inner wheel disc, the reset element is used for driving the first brake shoe and the second brake shoe to reset, and the normal use of the outer wheel disc is ensured.

Because the inner wall of the brake ring is uniformly distributed with a plurality of friction ribs, the friction force between the friction surfaces of the first brake shoe and the second brake shoe and the inner wall of the brake ring is increased by the arrangement of the friction ribs, so that the stability of the outer wheel disc brake is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

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

FIG. 2 is a schematic cross-sectional view taken along the direction A-A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic rear view of fig. 1.

Wherein: 1. a first brake shoe; 2. a second brake shoe; 3. a brake ring; 4. an outer wheel disc; 5. an inner wheel disc; 6. a wrench; 7. a linkage rod; 8. a reset element; 9. a first brake block; 10. a first rotating shaft; 11. a second brake block; 12. a second rotating shaft; 13. a first opening; 14. a second opening; 15. friction convex edges; 16. a mounting cavity.

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.

As shown in fig. 1-4 together, the kite wheel brake device comprises a first brake shoe 1, a second brake shoe 2 and a brake ring 3, wherein the brake ring 3 is fixedly arranged on an outer wheel disc 4, the first brake shoe 1 and the second brake shoe 2 are rotatably arranged on an inner wheel disc 5, a wrench 6 is fixedly arranged on the first brake shoe 1, a linkage rod 7 is hinged between the first brake shoe 1 and the second brake shoe 2 together, a reset element 8 is arranged between the first brake shoe 1 or the second brake shoe 2 and the inner wheel disc 5, and the reset element 8 shown in fig. 1 is arranged between the first brake shoe 1 and the inner wheel disc 5.

Compared with a single-point type brake structure in a traditional kite wheel, the utility model can simultaneously press the first brake shoe 1 and the second brake shoe 2 on the inner wall of the brake ring 3, thereby not only realizing the bidirectional brake of the outer wheel disc 4, avoiding the situation that the brake shoe cannot reliably brake the outer wheel disc 4 due to the occurrence of deflection brake caused by long-term abrasion, but also realizing the action linkage between the first brake shoe 1 and the second brake shoe 2, and realizing the quick response of the brake of the kite wheel, thereby realizing the quick brake of the outer wheel disc 4 and improving the brake effect of the brake device on the outer wheel disc 4.

As shown in fig. 1, the first brake shoe 1 includes a first brake block 9 and a first rotor 10, and the first brake block 9 is integrally provided with the first rotor 10.

The second brake shoe 2 includes a second brake block 11 and a second rotor shaft 12, the second brake block 11 being fixedly mounted on the second rotor shaft 12.

The friction surfaces of the first brake block 9 and the second brake block 11 are matched with the inner wall of the brake ring 3, the first rotating shaft 10 and the second rotating shaft 12 are arranged inside the inner wheel disc 5, and a linkage rod 7 is hinged between the first brake block 9 and the second brake block 11.

Wherein, be equipped with first opening 13 and second opening 14 on the inner disc 5, the friction surface of first brake block 9 stretches out first opening 13, and the friction surface of second brake block 11 stretches out second opening 14.

As shown in fig. 1 and fig. 3 together, a plurality of friction ribs 15 are uniformly distributed on the inner wall of the brake ring 3, in the utility model, friction surfaces of the first brake block 9 and the second brake block 11 are pressed on the friction ribs 15, so that friction force and contact area between the first brake block 9 and the second brake block 11 and the inner wall of the brake ring 3 are increased, and reliability and stability of braking action of the brake device are improved.

As shown in fig. 2 and 4 together, the first rotating shaft 10 extends out of the inner wheel disc 5, and the wrench 6 is fixedly mounted on the first rotating shaft 10.

As shown in fig. 1, a mounting cavity 16 is provided in the inner wheel disc 5, the first opening 13 and the second opening 14 are all communicated with the mounting cavity 16, and the first brake shoe 1, the second brake shoe 2, the reset element 8 and the linkage rod 7 are all arranged in the mounting cavity 16.

The first brake pad 9 is disposed opposite to the second brake pad 11.

In addition, the return element 8 is a return spring, which in this embodiment is an extension spring when the return element 8 is disposed between the first brake shoe 1 and the inner wheel 5, and a compression spring when the return element 8 is disposed between the second brake shoe 2 and the inner wheel 5.

The application method of the utility model is as follows:

when the outer wheel disc 4 is required to be braked: the user pulls spanner 6 with the hand, and spanner 6 drives first pivot 10 and first brake block 9 and rotates, and rotatory first brake block 9 passes through gangbar 7, and the pulling second brake block 11 rotates around second pivot 12, makes the friction surface of first brake block 9 and second brake block 11 be close to brake block 3 gradually to finally compress tightly on the inner wall of brake block 3, realized stopping outer rim plate 4 to keep the kite on this fly height, and the user can not receive and release the operation to the kite line this moment.

When the flying height of the kite needs to be adjusted: the user only need loosen spanner 6, under the elasticity effect of reset element 8, first brake block 9 rotates the homing and drives second brake block 11 through gangbar 7 and rotate the homing, make the friction surface of first brake block 9 and second brake block 11 keep away from the inner wall of brake collar 3 simultaneously, realized the unblock of outer rim plate 4, the user can rotate outer rim plate 4 through the crank on outer rim plate 4 this moment to realized the receive and release operation to the kite line, and adjusted the fly height of kite.

In conclusion, the kite wheel braking device provided by the utility model can be used for performing bidirectional rapid braking on the external wheel disc 4, and the problem that the external wheel disc 4 cannot be reliably braked due to the fact that the brake shoe is subjected to deflection braking caused by long-term abrasion is solved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The kite wheel braking device is characterized by comprising a first braking shoe, a second braking shoe and a braking ring, wherein the braking ring is fixedly arranged on an outer wheel disc, the first braking shoe and the second braking shoe are rotatably arranged on an inner wheel disc, a wrench is fixedly arranged on the first braking shoe, a linkage rod is hinged between the first braking shoe and the second braking shoe, and a reset element is arranged between the first braking shoe or the second braking shoe and the inner wheel disc.

2. The kite wheel braking device of claim 1, wherein said first brake shoe comprises a first brake block and a first rotor, said first brake block being integral with said first rotor;

3. The kite wheel braking device according to claim 2, wherein the inner wheel disc is provided with a first opening and a second opening, the friction surface of the first brake block extends out of the first opening, and the friction surface of the second brake block extends out of the second opening.

4. The kite wheel braking device according to claim 1, wherein a plurality of friction ribs are evenly distributed on the inner wall of the braking ring.

5. The kite wheel braking device of claim 2 wherein said first shaft extends beyond said inner wheel disc, said wrench being fixedly mounted to said first shaft.

6. A kite wheel braking device according to claim 3, wherein a mounting cavity is provided in the inner wheel disc, the first opening and the second opening are both in communication with the mounting cavity, and the first brake shoe, the second brake shoe, the reset element and the linkage rod are all disposed in the mounting cavity.

7. The kite wheel braking device of claim 2, wherein said first braking block is disposed opposite said second braking block.

8. The kite wheel braking device according to any one of claims 1-7, wherein the return element is a return spring.