CN213360897U - High-strength automobile brake drum - Google Patents
High-strength automobile brake drum Download PDFInfo
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- CN213360897U CN213360897U CN202021908924.9U CN202021908924U CN213360897U CN 213360897 U CN213360897 U CN 213360897U CN 202021908924 U CN202021908924 U CN 202021908924U CN 213360897 U CN213360897 U CN 213360897U
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- brake
- brake shoe
- wall
- shoe
- brake drum
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Abstract
The utility model discloses a high strength car brake drum belongs to brake drum technical field. A high-strength automobile brake drum comprises a brake bottom plate and a brake drum body, wherein the outer wall of the brake bottom plate is connected with a first brake shoe and a second brake shoe in a sliding mode, the outer wall of the first brake shoe is fixedly connected with a first brake cylinder, one end, far away from the first brake shoe, of the first brake cylinder is fixedly connected to the outer wall of the second brake shoe, the first brake cylinder is sleeved with a first damping spring, and the outer wall of the second brake shoe is fixedly connected with a second brake cylinder; the utility model discloses simple structure controls two brake shoe bodies through two checking cylinder bodies, makes two brake shoe body expansion brake drum body inner walls of evenly laminating, makes the friction area increase to the biggest, and the braking effect of effectual reinforcing brake drum body can be cleared up brake drum body inner wall simultaneously, has prolonged the life of brake shoe body.
Description
Technical Field
The utility model relates to a brake drum technical field especially relates to a high strength car brake drum.
Background
The brake is a component used in a brake system to generate a braking force for resisting the movement or movement tendency of a vehicle, and the automobile brake is almost a friction brake which generates a braking torque by using the friction between a fixed element and a working surface of a rotating element, except for various speed-reducing devices.
At present, friction brakes widely used in various automobiles can be classified into drum type and disc type according to the difference of rotating elements, and the difference between the drum type and the disc type is as follows: the rotating element in the drum brake friction pair is a brake drum, and the cylindrical inner surface of the brake drum is a working surface; the rotating element in the friction pair of the disc brake is a disc-shaped brake disc, and two end surfaces of the disc-shaped brake disc are working surfaces.
The existing automobile brake drum utilizes the brake shoe to abut against the inner wall of the brake drum to generate friction force for braking, but only one brake cylinder of the existing automobile brake drum abuts against one end of the brake shoe to expand and abuts against the inner wall of the brake drum, so that the service life of the brake shoe is greatly shortened due to the fact that friction between the brake shoe and the inner wall of the brake drum is uneven, meanwhile, the friction area is small, the friction braking effect is poor, dust fragments generated by friction cannot be removed, the dust fragments stay in the brake drum for a long time to reduce the friction coefficient between the brake shoe and the brake drum, and the braking effect is more and more poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art brake shoe friction inhomogeneous, the dust piece that can't clear away the friction and produce influences coefficient of friction, makes the problem that brake drum brake capacity weakens, and the high strength car brake drum that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-strength automobile brake drum comprises a brake bottom plate and a brake drum body, wherein the outer wall of the brake bottom plate is connected with a first brake shoe and a second brake shoe in a sliding manner, a first brake cylinder is fixedly connected to the outer wall of the first brake shoe, one end, far away from the first brake shoe, of the first brake cylinder is fixedly connected to the outer wall of the second brake shoe, a first damping spring is sleeved on the first brake cylinder, a second brake cylinder is fixedly connected with the outer wall of the second brake shoe, one end of the second brake cylinder far away from the second brake shoe is fixedly connected to the outer wall of the first brake shoe, a second damping spring is sleeved on the second brake cylinder, two ends of the first damping spring and two ends of the second damping spring are respectively abutted against the outer walls of the first brake shoe and the second brake shoe, the outer wall of the first brake shoe is connected with a tension spring, and one end, far away from the first brake shoe, of the tension spring is connected with the outer wall of the second brake shoe.
Preferably, the brake drum body is provided with an air duct, and the inner wall of the air duct is rotatably connected with a fan.
Preferably, a slide way is formed in the brake bottom plate, first bolts are in threaded connection with the first brake shoe and the second brake shoe, and the first bolts are connected in the slide way in a sliding mode.
Preferably, the first brake cylinder and the second brake cylinder are placed in opposite directions.
Preferably, friction plates are fixedly connected to the outer walls of the first brake shoe and the second brake shoe.
Preferably, first threaded holes are formed in the first brake shoe and the second brake shoe, second bolts are connected to the first threaded holes in an internal thread mode, and the second bolts abut against the top end of the tension spring.
Preferably, the inner wall of the air duct is fixedly connected with a rotating shaft, and the fan is rotatably connected to the rotating shaft.
Preferably, a second threaded hole is formed in the brake drum body, and anti-skid grains are arranged on the inner wall of the brake drum body.
Preferably, the braking bottom plate is provided with a through hole.
Preferably, the number of the tension springs is two, and the tension springs are of a vertically symmetrical structure.
Compared with the prior art, the utility model provides a high strength car brake drum possesses following beneficial effect:
1. when a user uses the high-strength automobile brake drum, the first brake shoe and the second brake shoe are manually installed on a brake bottom plate through first bolts, two ends of a tension spring are respectively installed on the first brake shoe and the second brake shoe through second bolts, a hydraulic pump pipeline is connected with the first brake cylinder and the second brake cylinder through holes, and the brake drum body is connected on an automobile power shaft. Make braking effect better, friction piece and the dust that produces in braking process blow off the brake drum body with the piece dust through the fan, and the brake drum body is rotatory when being driven by the automobile axis of rotation, and the brake drum body in the motion can produce the air current, and the air current drives the fan and rotates and clear up for brake drum body inner wall and also have certain radiating effect simultaneously, the utility model discloses simple structure controls two brake shoe bodies through two checking cylinder bodies, makes two brake shoe body expansion evenly laminate brake drum body inner walls, makes friction area increase to the biggest, and the braking effect of effectual reinforcing brake drum body can be cleared up brake drum body inner wall simultaneously, has prolonged the life of brake shoe body.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure controls two brake shoe bodies through two checking cylinder bodies, makes two brake shoe body expansions brake drum body inner walls of evenly laminating, makes area of friction increase to the biggest, and the braking effect of effectual reinforcing brake drum body can be cleared up brake drum body inner wall simultaneously, has prolonged the life of brake shoe body.
Drawings
Fig. 1 is a schematic structural view of a high-strength automobile brake drum provided by the present invention;
FIG. 2 is a front view of a high strength vehicle brake drum brake spider according to the present invention;
FIG. 3 is a front view of a high strength automobile brake drum body according to the present invention;
fig. 4 is a rear view of a high-strength brake drum brake base plate of the present invention;
fig. 5 is a right side view of the high strength automobile brake drum body of the present invention.
In the figure: 1. braking the bottom plate; 101. a through hole; 2. a slideway; 3. a first brake shoe; 301. a second brake shoe; 4. a first bolt; 5. a friction plate; 6. a first brake cylinder; 7. a first damping spring; 8. a second brake cylinder; 9. a second damping spring; 10. a second bolt; 11. a tension spring; 12. a brake drum body; 13. a second threaded hole; 14. an air duct; 15. a rotating shaft; 16. a fan; 17. and (4) anti-skid lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-5, a high-strength automobile brake drum comprises a brake base plate 1 and a brake drum body 12, wherein a first brake shoe 3 and a second brake shoe 301 are slidably connected to the outer wall of the brake base plate 1, a first brake cylinder 6 is fixedly connected to the outer wall of the first brake shoe 3, one end of the first brake cylinder 6, which is far away from the first brake shoe 3, is fixedly connected to the outer wall of the second brake shoe 301, a first damping spring 7 is sleeved on the first brake cylinder 6, a second brake cylinder 8 is fixedly connected to the outer wall of the second brake shoe 301, one end of the second brake cylinder 8, which is far away from the second brake shoe 301, is fixedly connected to the outer wall of the first brake shoe 3, a second damping spring 9 is sleeved on the second brake cylinder 8, two ends of the first damping spring 7 and the second damping spring 9 are respectively abutted against the outer walls of the first brake shoe 3 and the second brake shoe 301, a tension spring 11 is connected to the outer wall of the first brake shoe 11, one end of the tension spring 11, an air duct 14 is arranged on the brake drum body 12, and a fan 16 is rotatably connected to the inner wall of the air duct 14.
The slide 2 has been seted up on the backing plate 1, and equal threaded connection has first bolt 4 on first brake shoe 3 and the second brake shoe 301, and first bolt 4 sliding connection is in slide 2.
First threaded holes are formed in the first brake shoe 3 and the second brake shoe 301, second bolts 10 are connected with the first threaded holes in an internal thread mode, and the second bolts 10 abut against the top end of the tension spring 11.
The inner wall of the air duct 14 is fixedly connected with a rotating shaft 15, and the fan 16 is rotatably connected to the rotating shaft 15.
The brake drum body 12 is provided with a second threaded hole 13, and the inner wall of the brake drum body 12 is provided with anti-skid grains 17.
The brake bottom plate 1 is provided with a through hole 101.
In the utility model, when the user uses the brake drum, the first brake shoe 3 and the second brake shoe 301 are manually installed on the brake base plate 1 through the first bolt 4, the two ends of the tension spring 11 are respectively installed on the first brake shoe 3 and the second brake shoe 301 through the second bolt 10, the hydraulic pump pipeline is connected with the first brake cylinder 6 and the second brake cylinder 8 through the through hole 101, the brake drum body 12 is connected on the automobile power shaft, the specific working process is that, when the brake is needed, the hydraulic pump pressurizes the first brake cylinder 6 and the second brake cylinder 8, because the installation directions of the first brake cylinder 6 and the second brake cylinder 8 are opposite, the pressurized first brake cylinder 6 and the pressurized second brake cylinder 8 simultaneously push the first brake shoe 3 and the second brake shoe 301 to the two sides, so that the friction plates 5 on the first brake shoe 3 and the second brake shoe 301 are completely attached to the inner wall of the brake drum body 12, the contact friction area is maximized, and the friction coefficient is further increased by the anti-skid lines 17 on the inner wall of the brake drum body 12, so that the braking effect is better, the friction debris and dust generated in the braking process blow the debris dust out of the brake drum body 12 through the fan 16, the brake drum body 12 rotates when being driven by the automobile rotating shaft, the brake drum body 12 in motion can generate air flow, the air flow drives the fan 16 to rotate to clean the inner wall of the brake drum body 12, and simultaneously, the brake drum has a certain heat dissipation effect, the structure of the utility model is simple, the two brake shoe bodies are controlled by the two brake cylinder bodies, so that the two brake shoe bodies are uniformly expanded to be attached to the inner wall of the brake drum body 12, the friction area is increased to the maximum, the braking effect of the brake drum body 12 is effectively enhanced, meanwhile, the inner wall of the brake drum body 12 can be cleaned, and the service life of the brake shoe body is prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a high strength car brake drum, includes brake shoe (1) and brake drum body (12), its characterized in that, brake shoe (1) outer wall sliding connection has first brake shoe (3) and second brake shoe (301), first brake shoe (3) outer wall fixedly connected with brake jar (6), the outer wall of one end fixed connection at second brake shoe (301) that first brake shoe (3) were kept away from in first brake jar (6), cup jointed first damping spring (7) on first brake jar (6), second brake shoe (301) outer wall fixedly connected with second brake jar (8), the one end fixed connection at first brake shoe (3) that second brake shoe (301) were kept away from in second brake jar (8) has the outer wall, cup jointed second damping spring (9) on second brake jar (8), first damping spring (7) and second damping spring (9) both ends are equallyd divide and are respectively with first brake shoe (3) and second damping spring (9) Two brake shoe (301) outer walls offset, first brake shoe (3) outer wall is connected with extension spring (11), the one end that first brake shoe (3) were kept away from in extension spring (11) links to each other with second brake shoe (301) outer wall.
2. The high-strength automobile brake drum according to claim 1, wherein an air duct (14) is formed in the brake drum body (12), and a fan (16) is rotatably connected to the inner wall of the air duct (14).
3. The high-strength automobile brake drum according to claim 2, wherein a slide way (2) is formed in the brake bottom plate (1), the first brake shoe (3) and the second brake shoe (301) are both in threaded connection with a first bolt (4), and the first bolt (4) is slidably connected in the slide way (2).
4. A high strength automotive brake drum according to claim 3, characterized in that friction plates (5) are fixedly connected to the outer walls of said first (3) and second (301) brake shoes.
5. A high strength automotive brake drum according to claim 4, characterized in that the first brake cylinder (6) and the second brake cylinder (8) are placed in opposite directions.
6. A high-strength automobile brake drum as claimed in claim 5, wherein the first brake shoe (3) and the second brake shoe (301) are respectively provided with a first threaded hole, a second bolt (10) is connected with the first threaded hole in a threaded manner, and the second bolt (10) abuts against the top end of the tension spring (11).
7. A high strength automobile brake drum according to claim 6, wherein a rotating shaft (15) is fixedly connected to the inner wall of the air duct (14), and the fan (16) is rotatably connected to the rotating shaft (15).
8. A high-strength automobile brake drum as claimed in claim 5, wherein the brake drum body (12) is provided with a second threaded hole (13), and the inner wall of the brake drum body (12) is provided with anti-skid grains (17).
9. A high-strength automobile brake drum according to claim 6, wherein the brake base plate (1) is provided with a through hole (101).
10. The high-strength automobile brake drum according to claim 9, wherein the number of the tension springs (11) is two, and the tension springs are of a vertically symmetrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908924.9U CN213360897U (en) | 2020-09-04 | 2020-09-04 | High-strength automobile brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908924.9U CN213360897U (en) | 2020-09-04 | 2020-09-04 | High-strength automobile brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213360897U true CN213360897U (en) | 2021-06-04 |
Family
ID=76148985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021908924.9U Active CN213360897U (en) | 2020-09-04 | 2020-09-04 | High-strength automobile brake drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213360897U (en) |
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2020
- 2020-09-04 CN CN202021908924.9U patent/CN213360897U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 625000 information service center, No.1 main road, Chengya Industrial Park, Mingshan District, Ya'an City, Sichuan Province Patentee after: Yingxin Huitong (Ya'an) Intelligent Manufacturing Co.,Ltd. Address before: 625000 information service center, No.1 main road, Chengya Industrial Park, Mingshan District, Ya'an City, Sichuan Province Patentee before: Sichuan manivis New Material Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |