CN221237079U

CN221237079U - Reinforced brake drum

Info

Publication number: CN221237079U
Application number: CN202322810583.1U
Authority: CN
Inventors: 徐良燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-06-28
Anticipated expiration: 2033-10-19

Abstract

The utility model discloses a reinforced brake drum, which comprises a brake drum body, wherein a reinforcing ring is fixedly connected to the bottom of the surface of the brake drum body, a connecting round end is fixedly connected to the top of the brake drum body, a mounting hole is formed in the top of the connecting round end, a shaft hole is formed in the top of the connecting round end, a lightening hole is formed in the bottom of the connecting round end, the lightening hole is a blind hole, the lightening hole is positioned at the bottom of the connecting round end, the depth of the lightening hole is greater than 1/2 of that of the connecting round end, the lightening hole is rectangular, heat dissipation holes are formed in the top and the bottom of the surface of the brake drum body, the distance between each heat dissipation hole and the adjacent heat dissipation hole is the same, and a reinforcing rib is fixedly connected to the surface of the brake drum body. Through setting up brake drum body, strengthening ring, connecting round face end, mounting hole, shaft hole and lightening hole's cooperation and use, solved the poor problem of current brake drum radiating effect, intensity is lower.

Description

Reinforced brake drum

Technical Field

The utility model belongs to the technical field of brake drums, and particularly relates to a reinforced brake drum.

Background

The brake drum is a main braking element in a vehicle braking system, when an automobile brakes, braking force is generated through the friction action of a brake pad and the inner wall of the brake drum, at present, various friction brakes widely used for the automobile can be divided into two main types of drum type and disc type according to the difference of rotating elements, and the difference between the two types of friction brakes is that: the rotary element in the friction pair of the drum brake is a brake drum, and the cylindrical inner surface of the rotary element is used as a working surface; the rotary element in the friction pair of the disc brake is a disc-shaped brake disc, the two end faces of the rotary element are used as working surfaces, the basic shape of the brake drum is a drum, and the mounting surface is provided with a connecting hole.

For example, application number: the utility model provides a CN201609093774. X, a under the prerequisite of guaranteeing brake drum performance, can alleviate brake drum self weight to realize whole car lightweight, reduce vehicle oil consumption, reduce the lightweight brake drum of carbon emission, by braking face, with the flange face that the braking face links to each other, the circumference evenly locate mounting hole on the flange face and locate the reinforcing band of braking face periphery constitute, evenly be equipped with the lightening hole in flange face circumference, lightening hole and mounting hole staggered arrangement, and adjacent two lightening hole symmetrical arrangement are in the mounting hole both sides that correspond.

Based on the searching of the patent and the discovery of the equipment in the prior art, the equipment has the weight reduction effect when being applied, but the heat of the brake drum is not easy to dissipate in the braking process of a long-distance downhill of an automobile, the temperature can be quickly increased, the brake is not easy to break down due to the overhigh temperature, serious traffic accidents are caused, the brake drum in the prior art is generally an iron casting, the defects of the iron casting are that the inner and outer surfaces are smooth, the braking force is difficult to improve, the brake is not sensitive enough, the heat is not easy to dissipate, cracks are easy to generate when the brake is in contact with water at high temperature, and the strength is low.

Disclosure of utility model

Aiming at the problems existing in the prior art, the utility model provides the reinforced brake drum which has the advantages of high strength and good heat dissipation effect, and solves the problems of poor heat dissipation effect and lower strength of the existing brake drum.

The utility model discloses a reinforced brake drum, which comprises a brake drum body, wherein a reinforcing ring is fixedly connected to the bottom of the surface of the brake drum body, the top of the brake drum body is fixedly connected with a connecting round end, a mounting hole is formed in the top of the connecting round end, a shaft hole is formed in the top of the connecting round end, and a weight reducing hole is formed in the bottom of the connecting round end.

Preferably, the weight reducing hole is a blind hole, and the weight reducing hole is positioned at the bottom of the connecting round end.

Preferably, the depth of the lightening hole is greater than 1/2 of the connecting round end, and the lightening hole is rectangular.

As preferable, the top and the bottom of the surface of the brake drum body are provided with the radiating holes, and each radiating hole has the same distance with the adjacent radiating hole.

As preferable in the utility model, the surface of the brake drum body is fixedly connected with a reinforcing rib, and the bottom of the reinforcing rib is fixedly connected with a reinforcing ring.

As the preferable mode of the utility model, the surface of the brake drum body is fixedly connected with a heat dissipation annular material, and the heat dissipation annular material is made of silicon carbide ceramic.

Preferably, the surface of the heat dissipation annular material is provided with a reinforcing material, and the reinforcing material is made of hard alloy.

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

According to the utility model, the plurality of radiating holes are formed in the brake drum body, the spacing between the radiating holes is the same, so that air circulation inside and outside the side wall of the brake drum body can be realized, heat dissipation is further enhanced, in addition, the hardness and wear resistance of the surface of the brake drum can be effectively improved through the hard alloy of the reinforcing material on the brake drum body, and the brake drum has better corrosion resistance and high temperature resistance, so that the strength and the service life of the brake drum body are improved.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of a bottom view of an embodiment of the present utility model;

fig. 3 is a schematic view of a brake drum body split structure according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a heat dissipation ring material and a reinforcing material according to an embodiment of the present utility model.

In the figure: 1. a brake drum body; 2. a reinforcing ring; 3. connecting the round surface ends; 4. a mounting hole; 5. a shaft hole; 6. a lightening hole; 7. a heat radiation hole; 8. reinforcing ribs; 9. a heat dissipating annular material; 10. reinforcing material.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the reinforced brake drum provided by the embodiment of the utility model comprises a brake drum body 1, wherein a reinforcing ring 2 is fixedly connected to the bottom of the surface of the brake drum body 1, the top of the brake drum body 1 is fixedly connected with a connecting round end 3, a mounting hole 4 is formed in the top of the connecting round end 3, a shaft hole 5 is formed in the top of the connecting round end 3, and a weight reducing hole 6 is formed in the bottom of the connecting round end 3.

Referring to fig. 2, the weight-reducing hole 6 is a blind hole, the weight-reducing hole 6 is located at the bottom of the connection round end 3, the depth of the weight-reducing hole 6 is greater than 1/2 of the connection round end 3, and the shape of the weight-reducing hole 6 is rectangular.

The scheme is adopted: the weight reducing holes 6 are arranged at the bottom of the connecting round end 3, and the overall weight of the brake drum is reduced and the weight is reduced on the premise of ensuring the strength of the connecting round end 3.

Referring to fig. 3, the top and the bottom of the surface of the brake drum body 1 are provided with heat dissipation holes 7, the distance between each heat dissipation hole 7 and the adjacent heat dissipation hole 7 is the same, the surface of the brake drum body 1 is fixedly connected with a reinforcing rib 8, and the bottom of the reinforcing rib 8 is fixedly connected with the reinforcing ring 2.

The scheme is adopted: the plurality of radiating holes 7 are formed in the brake drum body 1, so that air inside and outside the side wall of the brake drum body 1 circulates, heat dissipation is further enhanced, and the connection strength between the brake drum body 1 and the reinforcing ring 2 is improved through the fixed connection between the reinforcing ribs 8 and the reinforcing ring 2.

Referring to fig. 3 and 4, a heat dissipation annular material 9 is fixedly connected to the surface of the brake drum body 1, the heat dissipation annular material 9 is made of silicon carbide ceramic, a reinforcing material 10 is arranged on the surface of the heat dissipation annular material 9, and the reinforcing material 10 is made of hard alloy.

The scheme is adopted: the silicon carbide ceramic is a high-temperature wear-resistant material, has excellent heat conduction performance and wear resistance, and meanwhile has super-strong heat dissipation effect and excellent durability, so that the heat dissipation effect and strength of the brake drum body 1 are improved, the hard alloy can effectively improve the hardness and wear resistance of the surface of the brake drum, has better corrosion resistance and high temperature resistance, and also increases the strength of the brake drum body 1 while strengthening the wear resistance and service life of the brake drum body 1 through the hard alloy serving as the reinforcing material 10.

The working principle of the utility model is as follows:

When the brake drum is used, the brake drum body 1 is conveniently installed through the installation holes 4, a plurality of heat dissipation holes 7 are formed in the brake drum body 1, the distance between each heat dissipation hole 7 is the same, the air circulation inside and outside the side wall of the brake drum body 1 is further enhanced, meanwhile, the heat dissipation effect and the strength of the brake drum body 1 are improved, the weight of the whole brake drum is reduced on the premise of ensuring the strength of the connecting round end 3 through the weight reduction holes 6, the weight reduction is realized, meanwhile, the connection strength between the brake drum body 1 and the reinforcing ring 2 is improved through the fixed connection of the reinforcing ribs 8 and the reinforcing rings 2, the silicon carbide ceramic is a high-temperature wear-resistant material, the heat dissipation effect and the wear resistance are excellent, meanwhile, the silicon carbide ceramic brake drum radiating sheet has super-strong heat dissipation effect and excellent durability, the hardness and the wear resistance of the surface of the brake drum can be effectively improved on the premise of ensuring the strength of the connecting round end 3, the high-temperature wear resistance and the brake drum body are better, and the wear resistance of the brake drum body is improved, and the service life of the brake drum 1 is prolonged at the same time.

To sum up: this strengthen brake drum through setting up the cooperation of brake drum body 1, reinforcing ring 2, connection round face end 3, mounting hole 4, shaft hole 5 and lightening hole 6 and use, has solved the poor radiating effect of current brake drum, problem that intensity is lower.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 reinforced brake drum comprising a brake drum body (1), characterized in that: the bottom fixedly connected with strengthening ring (2) on brake drum body (1) surface, the top fixedly connected with of brake drum body (1) connects round face end (3), connecting round face end (3) top has seted up mounting hole (4), connecting round face end (3) top has seted up shaft hole (5), connecting round face end (3) bottom is provided with lightening hole (6).

2. A reinforced brake drum as claimed in claim 1, wherein: the weight reducing holes (6) are blind holes, and the weight reducing holes (6) are positioned at the bottom of the connecting round surface end (3).

3. A reinforced brake drum as claimed in claim 1, wherein: the depth of the lightening hole (6) is greater than 1/2 of the connecting round end (3), and the lightening hole (6) is rectangular.

4. A reinforced brake drum as claimed in claim 1, wherein: the top and the bottom of the surface of the brake drum body (1) are provided with radiating holes (7), and each radiating hole (7) is the same as the adjacent radiating hole (7) in distance.

5. A reinforced brake drum as claimed in claim 1, wherein: the surface of the brake drum body (1) is fixedly connected with a reinforcing rib (8), and the bottom of the reinforcing rib (8) is fixedly connected with the reinforcing ring (2).

6. A reinforced brake drum as claimed in claim 1, wherein: the surface of the brake drum body (1) is fixedly connected with a heat dissipation annular material (9), and the heat dissipation annular material (9) is made of silicon carbide ceramic.

7. A reinforced brake drum as claimed in claim 6, wherein: the surface of the heat dissipation annular material (9) is provided with a reinforcing material (10), and the reinforcing material (10) is made of hard alloy.