CN113669389B

CN113669389B - Heavy-duty car brake hub capable of rapidly dissipating heat

Info

Publication number: CN113669389B
Application number: CN202110916564.XA
Authority: CN
Inventors: 张彦彬
Original assignee: Hebei Bailong Auto Parts Co ltd
Current assignee: Hebei Bailong Auto Parts Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2023-03-14
Anticipated expiration: 2041-08-11
Also published as: CN113669389A

Abstract

The invention relates to the technical field of brake hubs, in particular to a heavy-duty automobile brake hub capable of quickly dissipating heat. The bottom of the side face of the brake hub body is circumferentially provided with a plurality of fins, the upper parts of the fins are provided with the wind gathering devices, each wind gathering device comprises a windward cover and a wind gathering cover which are symmetrically arranged, a windward ring is arranged between the windward cover and the wind gathering cover, a plurality of windward holes are circumferentially formed in the windward ring, the upper parts of the wind gathering devices are provided with heat dissipation rings, and the heat dissipation rings and the wind gathering covers are of mutually matched structures, so that the heat dissipation rings can receive wind power of the wind gathering covers, the function of multiple heat dissipation of the brake hub is realized, heat dissipation of the brake hub caused by friction is accelerated, the temperature of the brake hub is effectively reduced, and the problems of single heat dissipation mode, low efficiency and easiness in cracking in the traditional process are solved.

Description

Heavy-duty car brake hub capable of rapidly dissipating heat

Technical Field

The invention relates to the technical field of brake hubs, in particular to a heavy-duty automobile brake hub capable of quickly dissipating heat.

Background

The brake hub, also known as brake drum and brake drum, is a kind of iron casting similar to the bell drum in shape, and it is fixed with tyre and can be rotated at the same speed. During braking, the brake shoe is pushed by hydraulic pressure to contact the inner edge of the brake drum, and the friction force generated by the contact is used to restrain the rotation of the tire so as to achieve the purpose of braking. In general, a brake hub is like a metal drum or a small bucket sleeved on the hub, and the bottom of the bucket rubs the hub of an automobile to stop the automobile when braking.

The design of current brake hub in the aspect of heat radiation structure is not fully satisfactory, utilizes to set up the louvre on the brake hub alone usually and realizes the heat dissipation function, and this kind of design heat dissipation is single and radiating effect is unsatisfactory, has still destroyed the structural stability of brake hub self simultaneously, appears the condition that the brake hub bursts apart even easily, has greatly threatened driver friend's safety.

Disclosure of Invention

The invention aims to solve the technical problems and provides a heavy-duty automobile brake hub capable of quickly radiating heat, wherein an air collecting device and a radiating ring are arranged on a brake hub body, a radiating medium is arranged inside the radiating ring, and a mutually matched structure is arranged between an air collecting cover and the radiating ring in the air collecting device, so that the multiple radiating function of the brake hub is realized, the radiating of heat generated by friction of the brake hub is accelerated, the temperature of the brake hub is effectively reduced, and the problems of single radiating mode, low efficiency and easy cracking in the traditional process are solved.

In order to achieve the purpose of the invention, the invention adopts the technical scheme that: the utility model provides a heavy-duty car brake hub that can dispel heat fast, is including braking the hub body, its characterized in that, the side bottom position circumference of braking the hub body is equipped with a plurality of fins, the upper portion of fin sets up holds the wind device, hold the wind device including the windward housing that the symmetry set up with hold the fan housing, the windward housing with hold for the windward ring between the fan housing, a plurality of windward holes are seted up to circumference on the windward ring, the upper portion of holding the wind device sets up the radiating ring, the radiating ring with hold for the structure that coincide of each other between the fan housing, be convenient for the radiating ring can receive hold up the wind-force of fan housing.

Further optimize this technical scheme, the fin is the slant law arrangement distribution.

Further optimize this technical scheme, the fan housing with be equipped with the louvre between the radiating ring, the louvre is located brake hub body is last.

Further optimize this technical scheme, the heat dissipation ring is inside to be hollow structure, just heat dissipation medium has been held in the inside of heat dissipation ring.

Further optimizing the technical scheme, a chamfer surface is arranged on the part, close to the wind gathering cover, of the heat dissipation ring.

Further optimizing the technical scheme, the windward cover and the wind collecting cover are both in a horn mouth shape.

The invention has the beneficial effects that: the bottom of the brake hub body is circumferentially provided with the plurality of fins, the wind gathering device is arranged above the fins, the wind facing ring is provided with a plurality of wind facing holes, the upper part of the wind gathering device is provided with the radiating ring, and the radiating medium is arranged in the radiating ring, so that the function that the fins are utilized to generate a large amount of radiating airflow and the radiating airflow is collected by the wind gathering device when the brake hub body brakes is realized; through the mutual inosculation structure arranged between the radiating ring and the wind gathering cover, the structural design enables the radiating ring to connect the wind power of the wind gathering cover, and the multiple radiating functions are realized by combining the traditional radiating hole mode, so that the radiating efficiency of the brake hub is greatly improved.

Drawings

FIG. 1 is a schematic overall structure diagram of a brake hub of a heavy-duty vehicle capable of dissipating heat rapidly according to an embodiment;

FIG. 2 is an exploded view of a brake hub of a heavy-duty vehicle capable of dissipating heat rapidly according to an embodiment;

FIG. 3 is a schematic rear view of a brake hub of a heavy-duty vehicle with rapid heat dissipation in an embodiment.

In the figure: 1 represents a brake hub body; 2 represents a fin; 3 represents an windward housing; 4 represents a wind collecting cover; 5 represents the windward ring; 6 represents a windward hole; 7 represents a heat dissipating ring; 8 represents a heat dissipation hole; and 9 denotes a chamfered surface.

Detailed Description

In order to make the technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to specific embodiments and accompanying drawings. It is to be understood that these descriptions are only illustrative and are not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

A kind of heavy-duty car brake hub that can dispel the heat fast, as shown in fig. 1-3, fig. 1 is the overall structure schematic diagram of the heavy-duty car brake hub that can dispel the heat fast in the embodiment, wherein include the brake hub body 1, the bottom of the brake hub body 1 holds the wind device, hold the wind device including symmetrical windward housing 3 and wind-holding cover 4 that set up, and windward housing 3 is below holding the wind cover 4, in this embodiment, windward housing 3 and preferred structure of wind-holding cover 4 are horn mouth type, thus facilitate both to gather together and distribute of the wind-force; the structure between the windward cover 3 and the wind collecting cover 4 is a windward ring 5, the windward ring 5 is a plane structure, at least one windward hole 6 is circumferentially formed in the windward ring 5, the wind power collected by the windward cover 3 can be transmitted to the wind collecting cover 4 through the windward hole 6, a heat dissipation ring 7 with a hollow structure is arranged at the upper part of the wind collecting cover 4, the heat dissipation ring 7 is detachably connected with the brake hub body 1, the maintenance and replacement in the future are facilitated, and a heat dissipation medium can be placed in the heat dissipation ring 7 and used for taking away heat generated by friction when the brake hub body 1 brakes; at least one heat dissipation hole 8 is formed in the brake hub body 1 between the heat dissipation ring 7 and the wind collecting cover 4, and the function of dissipating heat is achieved.

Fig. 2 is an explosion structure view of a heavy-duty vehicle brake hub capable of rapidly dissipating heat in the embodiment, in order to ensure that the heat dissipation ring 7 can receive the wind power of the wind-collecting cover 4 as much as possible, the heat dissipation ring 7 and the wind-collecting cover 4 are designed to be mutually matched, the preferable structure in the embodiment is that a chamfer surface 9 is arranged at a part of the heat dissipation ring 7 close to the wind-collecting cover 4, because the wind-collecting cover 4 is in a horn mouth shape, the heat dissipation ring 7 can be fully contacted with the wind power, the heat dissipation ring and the wind-collecting cover can be matched for use, the heat dissipation can be accelerated, and the purpose of rapidly reducing the temperature of the brake hub body 1 is achieved.

Fig. 3 is a schematic rear view of the brake hub of the heavy-duty vehicle in an embodiment, wherein the fins 2 are also arranged on the brake hub body 1 at the bottom of the windward shield 3, the fins 2 are arranged in an oblique regular manner, and the fins 2 can generate wind power required for heat dissipation for the heat dissipation ring 7 when the brake hub body 1 brakes.

The working principle of the invention is as follows: when the brake hub body 1 brakes, certain wind power is generated by rotating the fins 2, the wind power is collected under the action of the windward cover 3 and then enters the wind gathering cover 4 through the windward hole 6 on the windward ring 5, at the moment, the wind gathering cover 4 directs the wind power to the radiating ring 7 to be radiated, the heat of the brake hub body 1 is absorbed by radiating media in the radiating ring 7 and then is blown by the wind power of the wind gathering cover 4 to be radiated, and the radiating ring 7 is provided with a chamfer surface 9 close to the wind gathering cover 4 due to the mutually inosculated structure between the wind gathering cover 4 and the radiating ring 7, so that the radiating ring 7 can receive as much wind power as possible, and the radiating efficiency is improved; meanwhile, a heat dissipation hole 8 is formed between the heat dissipation ring 7 and the wind collecting cover 4, and when the brake shoe rubs against the brake hub body 1, the heat dissipation hole 8 also plays a role in heat dissipation and chip removal, so that a multiple heat dissipation function can be realized, and the heat dissipation efficiency of the brake hub body 1 is improved; because the brake hub body 1 is provided with the radiating ring 7, the air collecting devices and the fins 2 which are symmetrically arranged, the problem of poor structural stability caused by simply arranging the radiating holes 8 can be solved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification made without departing from the spirit and scope of the present invention represents an equivalent substitution representing improvement and the like, and shall be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims or the equivalents of such scope and boundary.

Claims

1. The heavy-duty automobile brake hub capable of rapidly dissipating heat comprises a brake hub body (1) and is characterized in that a plurality of fins (2) are circumferentially arranged at the bottom of the side face of the brake hub body (1), an air gathering device is arranged on the upper portions of the fins (2), the air gathering device comprises an air facing cover (3) and an air gathering cover (4) which are symmetrically arranged, an air facing ring (5) is arranged between the air facing cover (3) and the air gathering cover (4), a plurality of air facing holes (6) are circumferentially arranged on the air facing ring (5), a heat dissipation ring (7) is arranged on the upper portion of the air gathering device, and the heat dissipation ring (7) and the air gathering cover (4) are of a mutually-fitted structure, so that the heat dissipation ring (7) can receive wind power of the air gathering cover (4);

a heat dissipation hole (8) is formed between the wind collecting cover (4) and the heat dissipation ring (7), and the heat dissipation hole (8) is located on the brake hub body (1);

when the brake shoe rubs the brake hub body (1), the heat dissipation holes (8) also play a role in heat dissipation and chip removal, so that the function of multiple heat dissipation can be realized, and the heat dissipation efficiency of the brake hub body (1) is improved;

because the radiating ring (7), the air collecting devices and the fins (2) are symmetrically arranged on the brake hub body (1), the problem of poor structural stability caused by simply arranging the radiating holes (8) can be solved.

2. The heavy-duty vehicle brake hub capable of rapidly dissipating heat according to claim 1, wherein: the fins (2) are arranged and distributed in an oblique regular manner.

3. The heavy-duty vehicle brake hub capable of rapidly dissipating heat according to claim 1, wherein: the interior of the heat dissipation ring (7) is of a hollow structure, and a heat dissipation medium is contained in the heat dissipation ring (7).

4. The heavy-duty vehicle brake hub capable of rapidly dissipating heat according to claim 1, wherein: and a chamfer surface (9) is arranged on the part, close to the wind collecting cover (4), of the heat dissipation ring (7).

5. The heavy-duty vehicle brake hub capable of rapidly dissipating heat according to claim 1, wherein: the windward cover (3) and the wind collecting cover (4) are both in a horn mouth shape.