CN211648863U

CN211648863U - Automobile brake drum with air valve position

Info

Publication number: CN211648863U
Application number: CN201922275091.0U
Authority: CN
Inventors: 吕会天
Original assignee: Longyao Xiangyuan Auto Parts Co ltd
Current assignee: Longyao Xiangyuan Auto Parts Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-09
Anticipated expiration: 2029-12-18

Abstract

The utility model relates to an automobile brake technical field especially relates to a take car brake drum of valve position. The air blocking plate is arranged in the first valve part, so that when the brake drum rotates along with a tire when the brake drum is used, the air blocking plate is thrown out and opened when the rotating speed is high, and then air at the periphery of the brake drum can be blocked and sent into the brake drum, so that the function of accelerating the outflow of heat in the brake drum is realized, and the problem of overhigh temperature in the brake drum caused by the fact that the traditional brake drum cannot effectively lead out heat energy in the brake drum is solved; the second valve portion arranged outside the transition area is adopted, so that the movable sliding block can slide relatively when the automobile brakes, friction powder generated during braking can be sent out of the brake drum, and the problem that the friction of the inner wall of the brake drum is accelerated due to the fact that the friction powder cannot be effectively removed when the traditional brake drum is used is solved.

Description

Automobile brake drum with air valve position

Technical Field

The utility model relates to an automobile brake technical field especially relates to a take car brake drum of valve position.

Background

The brake drum is one of necessary parts required by the automobile when the braking function is realized, when the brake drum is used, large heat energy generated by internal friction cannot be released, the service performance of the automobile during braking is easily influenced, and the danger of explosion is generated.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to the technical insufficiency that exists, the utility model provides an automobile brake drum with valve position, adopt the first valve portion that sets up outside the thickened area, realized when using the brake drum, when the brake drum rotates along with the tire, because be provided with in the first valve portion and block the aerofoil, when the rotational speed is fast, block the aerofoil and be thrown out and open, then can block the wind of brake drum periphery and send into in the brake drum, thereby realize the function of heat outflow in the acceleration brake drum, solved because traditional brake drum can't lead out the heat in the brake drum effectively, thereby lead to the too high problem of temperature in the brake drum; the second valve portion arranged outside the transition area is adopted, so that the movable sliding block can slide relatively when the automobile brakes, friction powder generated during braking can be sent out of the brake drum, and the problem that the friction of the inner wall of the brake drum is accelerated due to the fact that the friction powder cannot be effectively removed when the traditional brake drum is used is solved.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: comprises a drum body; one side of the drum body is provided with an installation part; a thickened area is arranged on one side of the outer side of the drum body, which is far away from the mounting part; a transition area is arranged between the thickening area and the mounting part; a first air valve part is arranged on the periphery of the outer side of the thickened area; a second valve part is arranged on the periphery of the outer side of the transition area; the first air door part comprises a first air door part, a wind blocking plate and a wind inlet grille; a mounting column is axially arranged in the first air valve; the wind blocking plate rotating shaft is connected to the mounting column; an air inlet grille is arranged at one side of the first air valve, which is close to the inner wall of the thickened area; the second valve part comprises a second valve position, a movable sliding block and a spring; a first movable groove is formed in one side of the second valve position in the radial direction; the other side is provided with a second movable groove; the movable sliding block is arranged in the first movable groove and the second movable groove; a spring is arranged between the first movable groove and the movable sliding block; one end of the spring is welded with the first movable groove; the other end of the spring is welded with the movable sliding block.

Further optimize this technical scheme, the torsional spring is installed to the fender wind board and erection column pivot junction.

Further optimize this technical scheme, first valve portion is provided with 4.

Further optimize this technical scheme, second valve portion is provided with 4.

Compared with the prior art, the utility model has the advantages of it is following: 1. the first air valve part is arranged outside the thickened area, and the structure is favorable for ensuring that when the brake drum is used and the brake drum rotates along with a tire, as the wind blocking plate is arranged in the first air valve part, the wind blocking plate is thrown out and opened when the rotating speed is high, and then wind on the periphery of the brake drum can be blocked and sent into the brake drum, so that the function of accelerating the heat in the brake drum to flow out is realized; 2. the second valve portion is arranged outside the transition area, and the structure is favorable for ensuring that the movable sliding block slides relatively when the automobile brakes, so that friction powder generated during braking is sent out of the brake drum.

Drawings

Fig. 1 is a schematic view showing the overall structure of an automobile brake drum with an air valve.

Fig. 2 is a schematic structural view of a first valve portion of an automobile brake drum with a valve position.

FIG. 3 is a schematic cross-sectional view of a second valve portion of an automotive brake drum with a valve position.

In the figure: 1. a drum body; 2. a first valve portion; 3. a second valve portion; 101. an installation part; 102. a thickened region; 103. a transition zone; 201. a first valve position; 202. mounting a column; 203. a wind blocking plate; 204. an air inlet grille; 301. a second valve position; 302. a movable slide block; 303. a spring; 304. a first movable slot; 305. a second movable groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is 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.

The specific implementation mode is as follows: as shown in connection with fig. 1-3, comprises a drum body 1; a mounting part 101 is arranged on one side of the drum body 1; a thickened area 102 is arranged on one side of the outer side of the drum body 1, which is far away from the mounting part 101; a transition region 103 is arranged between the thickened region 102 and the mounting part 101; a first air valve part 2 is arranged on the periphery of the outer side of the thickened area 102; a second valve part 3 is arranged around the outer side of the transition area 103; the first air door part 2 comprises a first air door part 201, a wind blocking plate 203 and a wind inlet grille 204; a mounting column 202 is axially arranged in the first air valve position 201; the wind blocking plate 203 is connected to the mounting column 202 through a rotating shaft; an air inlet grille 204 is arranged at one side of the first air valve 201 close to the inner wall of the thickened area 102; the second valve part 3 comprises a second valve position 301, a movable slide block 302 and a spring 303; a first movable groove 304 is formed in one radial side in the second valve position 301; the other side is provided with a second movable groove 305; the movable slider 302 is installed in the first movable groove 304 and the second movable groove 305; a spring 303 is arranged between the first movable groove 304 and the movable sliding block 302; one end of the spring 303 is welded with the first movable groove 304; the other end of the spring 303 is welded with the movable sliding block 302; a torsion spring is arranged at the joint of the wind blocking plate 203 and the rotating shaft of the mounting column 202; the number of the first valve part 2 is 4; the second valve portion 3 is provided with 4.

When the brake drum is used, as shown in the first step and combined with fig. 1-3, when the brake drum is used, the thickened area 102 is arranged on one side of the drum body 1, the first valve part 2 is arranged on the outer side of the thickened area 102, and the thickened area 102 enables the first valve part 2 to be outward, so that the first valve part 2 can work more stably;

step two, as shown in fig. 1-3, when the brake is stepped on, because the movable slider 302 arranged in the second valve part 3 still has certain inertia, the movable slider 302 slides relatively along the first sliding groove or the second sliding groove, the spring 303 is stretched or compressed to accumulate force, the second valve part 301 enables the interior of the brake drum to be communicated with the outside, at this time, powder generated by friction in the brake drum can flow out of the interior of the brake drum from the second valve part 301, at this time, because the first valve part 2 is arranged, air can be accelerated to flow into the brake drum, so that the first valve part 2 is linked with the second valve part 3, air can flow into the brake drum from the first valve part 201, then flow out of the brake drum from the second valve part 301, so that the temperature in the brake drum is reduced, and the friction powder can also flow out rapidly, after the automobile stops, the torsion spring accumulation force is released to enable the wind blocking plate 203 to rotate to the original position, the spring 303 is also released with power to slide the movable slider 302 to the home position.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.

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, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should 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 boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a take car brake drum of valve position which characterized in that: comprises a drum body (1); a mounting part (101) is arranged on one side of the drum body (1); a thickened area (102) is arranged on one side of the outer side of the drum body (1) far away from the mounting part (101); a transition region (103) is arranged between the thickening region (102) and the mounting part (101); a first air valve part (2) is arranged on the periphery of the outer side of the thickened area (102); a second valve part (3) is arranged on the periphery of the outer side of the transition region (103); the first air door part (2) comprises a first air door part (201), a wind blocking plate (203) and a wind inlet grille (204); a mounting column (202) is axially arranged in the first air valve position (201); the wind blocking plate (203) is connected to the mounting column (202) through a rotating shaft; an air inlet grille (204) is arranged on one side, close to the inner wall of the thickened area (102), of the first air valve (201); the second valve part (3) comprises a second valve position (301), a movable sliding block (302) and a spring (303); a first movable groove (304) is formed in one radial side in the second valve position (301); the other side is provided with a second movable groove (305); the movable sliding block (302) is arranged in a first movable groove (304) and a second movable groove (305); a spring (303) is arranged between the first movable groove (304) and the movable sliding block (302); one end of the spring (303) is welded with the first movable groove (304); the other end of the spring (303) is welded with the movable sliding block (302).

2. The automotive brake drum with an air valve according to claim 1, characterized in that: and a torsion spring is arranged at the joint of the wind blocking plate (203) and the rotating shaft of the mounting column (202).

3. The automotive brake drum with an air valve according to claim 1, characterized in that: the number of the first valve parts (2) is 4.

4. The automotive brake drum with an air valve according to claim 1, characterized in that: the number of the second valve parts (3) is 4.