CN223478658U

CN223478658U - Anti-disc brake hub

Info

Publication number: CN223478658U
Application number: CN202423263103.5U
Authority: CN
Inventors: 谢新星
Original assignee: Jiangsu Huarui Electric Technology Co ltd
Current assignee: Jiangsu Huarui Electric Technology Co ltd
Priority date: 2024-12-30
Filing date: 2024-12-30
Publication date: 2025-10-28
Anticipated expiration: 2034-12-30

Abstract

The utility model relates to a disc brake hub which comprises a rim, connecting pieces and spokes, wherein the spokes are fixedly arranged with the rim through the connecting pieces, each spoke comprises a wheel axle mounting seat, spokes and a disc brake mounting seat at the outer side end part of each spoke, the connecting pieces are arranged at the transition part of each spoke and the disc brake mounting seat, the positioning parts of the connecting pieces face the bottom direction of the disc brake mounting seat, the rim and the connecting pieces are made of iron, and the spokes are made of aluminum. The utility model solves the defects of more parts, complicated installation, heavy weight and high energy consumption in the prior art.

Description

Anti-butterfly brake hub

Technical Field

The utility model relates to the technical field of vehicle hub accessories, in particular to a reverse butterfly brake hub.

Background

In electric motor car and motorcycle, anti-dish brake structure has better brake performance than traditional drum brake structure, dish brake structure to obtain more and more application. The anti-disc brake structure comprises an anti-disc brake disc arranged on one side of the hub main body and a brake, wherein the diameter of the anti-disc brake disc is generally close to that of the hub main body, and the brake comprises a caliper for clamping the anti-disc brake disc to realize braking, a hydraulic driving mechanism and the like.

The Chinese patent publication No. CN220809018U discloses a disc brake wheel hub body, a disc brake wheel hub and a two-wheel vehicle, wherein the disc brake wheel hub body comprises a rim, a spoke and a plurality of mounting posts for mounting a disc brake disc, the mounting posts are made of iron materials and are respectively welded on different positions of the rim or respectively welded on a plurality of spokes, the mounting posts are welded with the rim and comprise a matching part matched with the bottom of the rim, a bead seat and the rim, and the mounting part integrally formed with the matching part and provided with threaded holes matched with fixing holes of the disc brake disc.

The hub is iron, so that the hub is heavy and high in energy consumption, and parts are more, and particularly the mounting columns are required to be welded one by one, so that time and labor are consumed.

Disclosure of utility model

The utility model aims to provide a reverse butterfly brake hub, which solves the defects of more parts, complicated installation, heavy weight and high energy consumption in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

The anti-butterfly brake hub comprises a rim, a connecting piece and spokes, wherein the spokes are fixedly arranged with the rim through the connecting piece, the connecting piece comprises a rim combining part and a spoke combining part which are connected with each other, a positioning part is arranged at the top end of the rim combining part and/or the spoke combining part, the spokes comprise wheel axle mounting seats, three or more spokes and butterfly brake mounting seats arranged at the outer side ends of the spokes, the connecting piece is arranged at the transition part of the spokes and the butterfly brake mounting seats, the extending direction of the positioning part from the top end of the rim combining part and/or the spoke combining part is opposite to the extending direction of the disc brake mounting seats from the outer side ends of the spokes, the rim and the connecting piece are made of iron, and the spokes are made of aluminum.

The spokes are provided with reinforcing ribs.

The cross sections of the rim joint part and the spoke joint part of the connecting piece are U-shaped or V-shaped.

The top of the butterfly brake mounting seat is provided with a butterfly brake disc limiting part.

The butterfly brake disc limiting part is a bulge arranged at the outer edge of the top of the butterfly brake mounting seat.

The transition part of each spoke and the butterfly brake mounting seat is provided with a connecting piece.

The wheel rim is welded and fixed with the wheel rim joint part of the connecting piece, and the spoke joint part of the connecting piece is covered by the spoke.

The connecting piece is die-cast in the spoke.

The utility model has the advantages that 1, the spoke is provided with the reinforcing ribs, so that the strength of the spoke is greatly improved, the safety of the hub is improved, a setting space is provided for the connecting piece to avoid the butterfly brake mounting seat, 2, the connecting piece is arranged at the transition part of the spoke and the butterfly brake mounting seat, the positioning part of the connecting piece points to the bottom of the butterfly brake mounting seat, the connecting piece is ensured not to deviate during die casting, the welding of the spoke and the rim is also facilitated, and 3, the butterfly brake disc at the outer edge of the top of the butterfly brake mounting seat is limited to be convex, so that the hub is ensured not to shift after long-term use.

Drawings

FIG. 1 is a cross-sectional view of the disc brake hub of the present utility model.

Fig. 2 is a schematic diagram of the structure of the disc brake hub according to the utility model.

Fig. 3 is a schematic diagram II of the structure of the disc brake hub of the utility model.

FIG. 4 is an exploded view of the structure of the disc brake hub of the present utility model.

Fig. 5 is a schematic view of a connector structure according to the present utility model.

Fig. 6 is a schematic diagram of a second structure of the connector according to the present utility model.

In the figure, the wheel comprises a 1-wheel rim, a 2-wheel spoke, a 21-wheel shaft mounting seat, a 22-wheel spoke, a 23-butterfly brake mounting seat, a 24-reinforcing rib, a 25-limiting part, a 3-connecting piece, a 31-wheel rim combining part, a 32-wheel spoke combining part and a 33-positioning part.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

For the sake of brevity in describing the present embodiment, some parts of the drawings or description that are well known to those skilled in the art but not relevant to the main content of the present invention will be omitted. In addition, some parts in the drawings may be omitted, enlarged or reduced for convenience of description, but do not represent the size or the whole structure of the actual product.

The utility model relates to a disc brake hub, which is shown in figures 1-4 and comprises a rim 1, a connecting piece 3 and a spoke 2, wherein the spoke 2 is fixedly arranged with the rim 1 through the connecting piece 3.

As shown in fig. 5 and 6, the connector includes a rim coupling portion 31 and a spoke coupling portion 32 that are connected to each other, and the rim coupling portion 31 and/or the spoke coupling portion 32 is provided with a positioning portion 33 that prevents the connector 3 from being displaced at the time of die casting.

Further, the rim coupling portion 31 and the spoke coupling portion 32 are connected to each other in a U-shape or V-shape in cross section, and the positioning portion 33 is provided at the top end of the rim coupling portion 31 and/or the spoke coupling portion 32.

The rim 1 is welded to the rim coupling portion 31 of the connecting member 3, and the spoke coupling portion 32 of the connecting member 3 is covered by the spokes 22.

As shown in fig. 1 to 4, the spoke 2 includes a wheel axle mounting seat 21, three or more spokes 22, and a butterfly brake mounting seat 23 provided at an outer side end portion of each spoke 22, a connecting piece 3 is provided at a transition portion of the spoke 22 and the butterfly brake mounting seat 23, and a direction in which the positioning portion 33 extends from a top end of the rim bonding portion 31 and/or the spoke bonding portion 32 is opposite to a direction in which the butterfly brake mounting seat 23 extends from an outer side end portion of the spoke 22, that is, the positioning portion 33 of the connecting piece 3 faces a bottom direction of the butterfly brake mounting seat 23.

In the die casting process of the spoke 2, the butterfly brake mounting seat 23 is formed in the static die cavity, the positioning part 33 of the connecting piece 3 faces the moving die cavity, during die casting, the positioning part 33 can be abutted against the wall of the moving die cavity, the connecting piece 3 can not deviate, and after die casting, as shown in fig. 3, the trace of the positioning part 33 can be seen on the back surface of the spoke 22.

If the positioning portion 33 of the connecting piece 3 points to the top of the butterfly brake mounting seat 23, i.e. points to the direction of the static cavity, the connecting piece 3 is easy to deviate during die casting, and concave holes can be formed on the back of the spoke 22, so that the firmness of the spoke 2 is affected.

Preferably, the spokes 22 are provided with reinforcing ribs 24 so that the strength of the spoke 2 is enhanced.

The rim 1 and the connecting piece 2 are made of iron, and the spoke 2 is made of aluminum, so that the strength of the hub main body is ensured, and the weight of the hub main body is reduced.

The top of the butterfly brake mounting seat 23 is provided with a butterfly brake disc limiting part 25. Preferably, the disc stopper 25 is a protrusion provided at the top outer edge of the disc brake mount 23.

Like this, the butterfly brake dish is fixed jointly by spacing portion 25 and fixing bolt, can make the butterfly brake dish can not shift under the permanent use, and the stability of butterfly brake installation has been increased.

The rim 1 is welded to the rim coupling portion 31 of the connecting member 3, and the spoke coupling portions 32 of the connecting member 3 are covered with the spokes 22.

The connecting piece 3 is die-cast in the spoke 2.

The foregoing description is merely illustrative of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model. Equivalent changes and modifications are intended to be within the scope of the present utility model as defined in the appended claims.

Claims

1. The anti-butterfly brake hub comprises a rim (1), a connecting piece (3) and spokes (2), wherein the spokes (2) are fixedly arranged with the rim (1) through the connecting piece (3), the connecting piece (3) comprises a rim combining part (31) and a spoke combining part (32) which are mutually connected, a positioning part (33) is arranged at the top end of the rim combining part (31) and/or the spoke combining part (32), the anti-butterfly brake hub is characterized in that the spokes (2) comprise a wheel shaft mounting seat (21), three or more spokes (22) and butterfly brake mounting seats (23) arranged at the outer side end parts of the spokes (22), the connecting piece (3) is arranged at the transition part of the spokes (22) and the butterfly brake mounting seats (23), the extending direction of the positioning part (31) from the top end part of the rim combining part (32) and the extending direction of the disc brake mounting seat (23) from the outer side end part of the spokes (22) are opposite, the rim (1) and the connecting piece (3) are made of iron, and the spokes (2) are made of aluminum.

2. The disc brake hub according to claim 1, wherein the spokes (22) are provided with reinforcing ribs (24).

3. A disc brake hub according to claim 1, characterized in that the rim (31) and spoke (32) joints of the connecting piece (3) are U-shaped or V-shaped in cross section.

4. The disc brake hub according to claim 1, wherein a disc brake disc limiting part (25) is arranged at the top of the disc brake mounting seat (23).

5. The disc brake hub according to claim 4, wherein the disc brake limiting portion (25) is a protrusion provided on the outer periphery of the top of the disc brake mounting seat (23).

6. A disc brake hub according to claim 1, wherein a connecting piece (3) is arranged at the transition of each spoke (22) and the disc brake mounting seat (23).

7. The disc brake hub according to claim 1, wherein the rim (1) is welded to a rim joint (31) of the connecting member (3), and a spoke joint (32) of the connecting member (3) is covered by the spoke (22).

8. A disc brake hub according to claim 1, characterized in that the connecting piece (3) is die-cast in the spoke (2).