CN211874987U - Brake drum that heat dispersion is good - Google Patents
Brake drum that heat dispersion is good Download PDFInfo
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- CN211874987U CN211874987U CN202020405475.XU CN202020405475U CN211874987U CN 211874987 U CN211874987 U CN 211874987U CN 202020405475 U CN202020405475 U CN 202020405475U CN 211874987 U CN211874987 U CN 211874987U
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- drum body
- tube
- heat
- heat dissipation
- brake drum
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Abstract
The utility model discloses a brake drum that heat dispersion is good, including the tube-shape drum body, the one end inner wall of the tube-shape drum body is provided with flange, the one end that the tube-shape drum body is close to flange sets up first connecting portion, the other end of the tube-shape drum body is provided with the second connecting portion, the tube-shape drum body includes enhancement layer, heat-conducting layer, heat dissipation arch and louvre, the tube-shape drum body is formed by enhancement layer and heat-conducting layer concatenation, the inner wall of enhancement layer is provided with the heat-conducting layer, the inner wall of heat-conducting layer is provided with a plurality of heat dissipation arch, the louvre that link up enhancement layer and heat-conducting. The utility model discloses novel structure thinks about ingeniously, can effectual increase tube-shape drum body's exterior surface area, has improved the heat-sinking capability, has alleviateed the thermal fatigue degree that the brake drum produced because of the friction to prolong the life of brake drum, improved the security of driving a vehicle.
Description
Technical Field
The utility model relates to an automobile parts technical field specifically is a brake drum that heat dispersion is good.
Background
The brake drum is a friction coupling of a drum brake, and should have a friction coefficient as high and stable as possible, and suitable wear resistance, heat radiation, heat capacity, and the like, in addition to strength and rigidity required as a member. A brake is a component in a braking system that generates a braking force that resists movement or a tendency of movement of a vehicle. Automobile brakes, except for various retarders, are almost all friction brakes that generate braking torque by friction between a fixed member and a working surface of a rotating member.
The service life of the brake drum used at present is short, and the brake drum mainly reflects that the brake drum generates thermal fatigue due to long-term repeated friction with a brake shoe, so that the inner surface of the brake drum cracks and gradually expands into penetrating cracks, so that the brake drum loses the use function, and serious personal injury and even life danger are brought to drivers and passengers of the vehicle and people around the vehicle. Therefore, it is necessary to design a brake drum having good heat dissipation performance.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a brake drum that heat dispersion is good, this brake drum novel structure thinks about ingeniously, can the external surface area of effectual increase tube-shape drum body, has improved heat-sinking capability, has alleviateed the thermal fatigue degree that the brake drum produced because of the friction to the life of brake drum has been prolonged, has improved the security of driving.
In order to achieve the above object, the utility model provides a following technical scheme: a brake drum with good heat dissipation performance comprises a cylindrical drum body, wherein a connecting flange is arranged on the inner wall of one end of the cylindrical drum body, a first connecting part is arranged at one end, close to the connecting flange, of the cylindrical drum body, and a second connecting part is arranged at the other end of the cylindrical drum body;
the tube-shape drum body includes enhancement layer, heat-conducting layer, heat dissipation arch and louvre, the tube-shape drum body is formed by enhancement layer and heat-conducting layer concatenation, the inner wall of enhancement layer is provided with the heat-conducting layer, the inner wall of heat-conducting layer is provided with a plurality of heat dissipation arch, the louvre that link up enhancement layer and heat-conducting layer is seted up in the bellied center department of heat dissipation.
Preferably, the first connecting portion include first beaded finish, trapezoidal connecting seat, shaping hole and second beaded finish, one side that the outer wall of tube-shape drum body is close to flange is provided with first beaded finish, one side of first beaded finish is provided with the second beaded finish, and first beaded finish and second beaded finish are connected through the trapezoidal connecting seat of a plurality of, the shaping hole has been seted up to the symmetry on the trapezoidal connecting seat.
Preferably, the second connecting portion include arc reinforcement cover and triangle reinforcement seat, the other end of tube-shape drum body is provided with arc reinforcement cover, and the arc reinforcement cover is provided with a plurality of triangle reinforcement seat with the junction of tube-shape drum body.
Preferably, the cylindrical drum body is integrally formed with the first connecting portion and the second connecting portion.
Preferably, the centers of rotation of the first and second connecting portions coincide with the center of rotation of the cylindrical drum.
The utility model has the advantages that:
1. when a vehicle is braked, the brake shoe is rubbed with the cylindrical drum body to generate a large amount of heat, external air enters the inner cavity of the brake drum through the heat dissipation holes and then is taken out of the brake drum through the heat dissipation holes, so that the purpose of heat dissipation is achieved, meanwhile, the surface area of the inner wall of the cylindrical drum body can be effectively improved by matching with the arranged heat dissipation protrusions, the heat dissipation efficiency is further improved, and the service performance of the brake drum is improved;
2. through the first connecting portion and the second connecting portion that set up, make its both ends at the tube-shape drum body form two strengthening mechanism to the structural strength of the effectual promotion tube-shape drum body, the life of the extension tube-shape drum body, and the setting of first connecting portion and second connecting portion, the external surface area that can effectual increase tube-shape drum body has improved the heat-sinking capability, has alleviateed the thermal fatigue degree that the brake drum produced because of the friction, thereby the life of brake drum has been prolonged, the security of driving has been improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic sectional view of the whole structure of the present invention;
FIG. 2 is a schematic view of the planar structure of the cylindrical drum of the present invention;
fig. 3 is a schematic plan view of a second connecting portion of the present invention;
fig. 4 is a schematic plan view of the first connection portion of the present invention;
reference numbers in the figures: 1. a cylindrical drum body; 2. a connecting flange; 3. a first connection portion; 4. a second connecting portion; 5. a reinforcing layer; 6. a heat conductive layer; 7. a heat dissipation protrusion; 8. heat dissipation holes; 9. an arc reinforcing sleeve; 10. a triangular reinforcing seat; 11. a first reinforcement ring; 12. a trapezoidal connecting seat; 13. forming holes; 14. a second reinforcement ring.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying fig. 1-4.
Given by fig. 1-4, the utility model provides the following technical scheme: a brake drum with good heat dissipation performance comprises a cylindrical drum body 1, wherein a connecting flange 2 is arranged on the inner wall of one end of the cylindrical drum body 1, a first connecting part 3 is arranged at one end, close to the connecting flange 2, of the cylindrical drum body 1, and a second connecting part 4 is arranged at the other end of the cylindrical drum body 1;
the tube-shape drum body 1 includes enhancement layer 5, the heat-conducting layer 6, heat dissipation arch 7 and louvre 8, the tube-shape drum body 1 is formed by enhancement layer 5 and the concatenation of heat-conducting layer 6, the inner wall of enhancement layer 5 is provided with heat-conducting layer 6, the inner wall of heat-conducting layer 6 is provided with a plurality of heat dissipation arch 7, the louvre 8 of lining up enhancement layer 5 and heat-conducting layer 6 is seted up to the center department of heat dissipation arch 7, during the vehicle braking, the brake shoe rubs with the tube-shape drum body 1, can produce a large amount of heats, outside air enters into the brake drum inner chamber through louvre 8, take the heat out outside the brake drum through louvre 8 again, thereby reach radiating purpose, the protruding 7 of heat dissipation of cooperation setting simultaneously, can effectually promote the surface area of tube-shape drum body 1.
First connecting portion 3 includes first beaded finish 11, trapezoidal connecting seat 12, shaping hole 13 and second beaded finish 14, and one side that the outer wall of tube-shape drum body 1 is close to flange 2 is provided with first beaded finish 11, and one side of first beaded finish 11 is provided with second beaded finish 14, and just first beaded finish 11 and second beaded finish 14 connect through a plurality of trapezoidal connecting seat 12, and shaping hole 13 has been seted up to the symmetry on trapezoidal connecting seat 12.
The second connecting portion 4 includes arc reinforcement cover 9 and triangle reinforcement base 10, the other end of tube-shape drum body 1 is provided with arc reinforcement cover 9, and arc reinforcement cover 9 is provided with a plurality of triangle reinforcement base 10 with tube-shape drum body 1's junction, through first connecting portion 3 and the second connecting portion 4 that set up, make it form two strengthening mechanism at tube-shape drum body 1's both ends, thereby effectual promotion tube-shape drum body 1's structural strength, the life of extension tube-shape drum body 1, and the setting of first connecting portion 3 and second connecting portion 4, can effectual increase tube-shape drum body 1's exterior surface area, the heat-sinking capability has been improved, the hot fatigue degree that the brake drum produced because of the friction has been alleviateed, thereby the life of brake drum has been prolonged, the security of driving has been improved.
The tubular drum body 1 is integrally formed with the first connecting portion 3 and the second connecting portion 4.
The centers of rotation of the first connecting portion 3 and the second connecting portion 4 coincide with the center of rotation of the cylindrical drum 1.
The utility model discloses during the use, during the vehicle braking, the friction of brake shoe and tube-shape drum body 1 can produce a large amount of heats, and outside air enters into the brake drum inner chamber through louvre 8, takes the heat out of the brake drum through louvre 8 again to reach radiating purpose, and the heat dissipation that cooperates simultaneously to set up is protruding 7, can effectually promote the surface area of tube-shape drum body 1 inner wall, further promotes thermal diffusion efficiency, promotes the performance of brake drum;
through the first connecting portion 3 and the second connecting portion 4 that set up, make it form two strengthening mechanisms at the both ends of tube-shape drum body 1, thereby effectual promotion tube-shape drum body 1's structural strength, the life of extension tube-shape drum body 1, and the setting of first connecting portion 3 and second connecting portion 4, can effectual increase tube-shape drum body 1's external surface area, the heat-sinking capability has been improved, the brake drum has alleviateed the thermal fatigue degree that produces because of the friction, thereby the life of brake drum has been prolonged, the security of driving has been improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a brake drum that heat dispersion is good, includes tube-shape drum body (1), its characterized in that: a connecting flange (2) is arranged on the inner wall of one end of the cylindrical drum body (1), a first connecting part (3) is arranged at one end, close to the connecting flange (2), of the cylindrical drum body (1), and a second connecting part (4) is arranged at the other end of the cylindrical drum body (1);
the cylindrical drum body (1) comprises an enhancement layer (5), a heat conduction layer (6), heat dissipation protrusions (7) and heat dissipation holes (8), the cylindrical drum body (1) is formed by splicing the enhancement layer (5) and the heat conduction layer (6), the inner wall of the enhancement layer (5) is provided with the heat conduction layer (6), the inner wall of the heat conduction layer (6) is provided with a plurality of heat dissipation protrusions (7), and the heat dissipation holes (8) penetrating through the enhancement layer (5) and the heat conduction layer (6) are formed in the center of the heat dissipation protrusions (7).
2. The brake drum with good heat dissipation performance according to claim 1, wherein: first connecting portion (3) include first beaded finish (11), trapezoidal connecting seat (12), shaping hole (13) and second beaded finish (14), one side that the outer wall of tube-shape drum body (1) is close to flange (2) is provided with first beaded finish (11), one side of first beaded finish (11) is provided with second beaded finish (14), and just first beaded finish (11) and second beaded finish (14) are connected through trapezoidal connecting seat (12) of a plurality of, shaping hole (13) have been seted up to the symmetry on trapezoidal connecting seat (12).
3. The brake drum with good heat dissipation performance according to claim 1, wherein: the second connecting portion (4) include arc reinforcement cover (9) and triangle reinforcement seat (10), the other end of tube-shape drum body (1) is provided with arc reinforcement cover (9), and the arc reinforcement cover (9) is provided with a plurality of triangle reinforcement seat (10) with the junction of tube-shape drum body (1).
4. The brake drum with good heat dissipation performance according to claim 1, wherein: the cylindrical drum body (1) is integrally formed with the first connecting portion (3) and the second connecting portion (4).
5. The brake drum with good heat dissipation performance according to claim 1, wherein: the rotation centers of the first connecting part (3) and the second connecting part (4) are consistent with the rotation center of the cylindrical drum body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405475.XU CN211874987U (en) | 2020-03-26 | 2020-03-26 | Brake drum that heat dispersion is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405475.XU CN211874987U (en) | 2020-03-26 | 2020-03-26 | Brake drum that heat dispersion is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211874987U true CN211874987U (en) | 2020-11-06 |
Family
ID=73257729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020405475.XU Active CN211874987U (en) | 2020-03-26 | 2020-03-26 | Brake drum that heat dispersion is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211874987U (en) |
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2020
- 2020-03-26 CN CN202020405475.XU patent/CN211874987U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220623 Address after: 366000 789 Chengnan Avenue, Yongan, Sanming City, Fujian. Patentee after: Fujian Haigong Locomotive and Bridge Manufacturing Co.,Ltd. Address before: 364012 room 306, building 1, science and technology entrepreneurship Park, No. 15, Qutan Road, Dongxiao Town, Donghua community, Xinluo District, Longyan City, Fujian Province Patentee before: LONGYAN LIRONG ELECTRONIC TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |