CN211599352U - Brake cooling system - Google Patents
Brake cooling system Download PDFInfo
- Publication number
- CN211599352U CN211599352U CN201921839024.0U CN201921839024U CN211599352U CN 211599352 U CN211599352 U CN 211599352U CN 201921839024 U CN201921839024 U CN 201921839024U CN 211599352 U CN211599352 U CN 211599352U
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- Prior art keywords
- brake
- oil
- disc
- slide rail
- shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000001816 cooling Methods 0.000 title abstract description 14
- 230000003068 static effect Effects 0.000 claims abstract description 22
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 20
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000979 retarding effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
A brake cooling system comprises a brake disc, a brake shell, a hub and a brake disc spring. The brake housing is connected to the hub. An oil cavity is arranged between the brake shell and the wheel hub. An oil inlet is arranged on the brake shell. The oil inlet is communicated with the oil cavity. A plurality of oil outlets are arranged around the end surface of the brake shell. An inner diameter tooth socket slide rail and an outer diameter tooth socket slide rail are arranged on one side in the oil cavity. And a brake disc is arranged between the inner and outer diameter tooth groove slide rails. The brake disc includes braking quiet dish and friction disc, and the two alternate arrangement, and braking quiet dish has the external tooth, is connected with external tooth groove slide rail, and the friction disc has the internal tooth, with interior tooth's socket slide rail connection. And a plurality of oil grooves are formed in the braking static disc, one end of each oil groove is communicated with the outer diameter tooth groove sliding rail tooth groove, and the other end of each oil groove is communicated with the inner diameter tooth groove sliding rail tooth groove. A brake disc spring is arranged in the oil cavity, and an oil return channel is arranged in the shell of the brake static disc brake and is tightly attached to one end of the brake disc spring. The utility model can realize both the braking function and the retarding function; simple structure saves cost and space.
Description
Technical Field
The utility model belongs to the technical field of the stopper, a stopper cooling system is related to. The brake heat dissipation system is used for a wet brake, the system adopts a circulating cooling oil mode, heat generated by friction of a friction pair is continuously taken out of the interior of the brake, and the heat is dissipated through an external heat exchanger and a water tank.
Background
The wet brake has the advantages of large braking torque, compact structure, small volume and the like, and is widely applied to various vehicles and engineering equipment. The wet brake utilizes the friction between the friction plate and the brake disc to brake, the energy generated by the brake is mainly released in the form of heat energy, the brake capacity is strong, and the brake effect is good. However, due to the heat dissipation problem, the existing wet brake only has a braking function and does not have a retarding function.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a brake cooling system, this cooling system form the inside cooling oil circulation of wet brake to the heat dissipation problem and flow, increase inside heat-sinking capability, guarantee that wet brake can realize the slow speed function.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a brake cooling system comprises a brake disc, a brake shell, a hub and a brake disc spring.
The hub is removably connected with the brake housing. And a closed oil cavity is formed between the brake shell and the hub.
An oil inlet is formed in the brake shell. The oil inlet is communicated with the oil cavity. And a plurality of oil outlets are uniformly arranged around the end face of the brake shell.
And one side of the oil cavity, which is far away from the oil inlet, is fixedly provided with an inner diameter tooth socket slide rail and an outer diameter tooth socket slide rail.
And a plurality of brake discs are fixedly arranged between the inner diameter tooth groove slide rail and the outer diameter tooth groove slide rail, and each brake disc comprises a brake static disc and a friction disc which are arranged alternately.
The brake static disc is provided with external teeth, the external teeth are connected with external tooth groove sliding rails, the friction disc is provided with internal teeth, and the internal teeth are connected with internal tooth groove sliding rails.
A plurality of radially arranged oil grooves are formed in the braking static disc, and the outer diameter ends of the oil grooves are communicated with the tooth grooves of the outer diameter tooth groove sliding rails; and the inner diameter end of the oil groove is communicated with the tooth groove of the inner diameter tooth groove slide rail.
The oil cavity can be movably provided with a brake disc spring, and one end, far away from the oil inlet, of the brake disc spring is tightly attached to the brake static disc.
An oil return channel is arranged in the brake shell, one end of the oil return channel is communicated with the external diameter tooth socket slide rail, and the other end of the oil return channel is communicated with the oil outlets.
Further, a flange is arranged on the inner side of the hub, and a sealing ring is arranged between the flange and the hub.
Furthermore, the number and the size of the oil grooves on the braking static disc can be increased or reduced under the condition of meeting the braking capacity according to the actual heat dissipation capacity.
Furthermore, the pumping speed (flow rate) of the cooling oil can be adjusted according to the heat dissipation capacity under different working conditions, and the heat dissipation effect is ensured.
Furthermore, the number of the brake discs is consistent with that of the brake static discs, and the brake discs and the brake static discs are arranged in parallel at intervals.
Furthermore, the inner diameter tooth socket slide rail and the outer diameter tooth socket slide rail are both annular tooth tracks.
The utility model has the advantages that: the heat dissipation capacity of the brake is greatly enhanced by adopting a circulating cooling oil heat dissipation mode, the structure is simple, the service life is long, the braking function and the retarding function can be integrated in the same device, and the cost and the space are reduced; the brake and the retarder are integrated, so that the braking function and the retarding function can be realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a brake stator disc;
fig. 3 is a schematic structural view of a brake housing.
Reference numerals: 1-brake disc, 2-oil inlet, 3-oil outlet, 4-oil cavity, 5-brake static disc, 6-oil groove, 7-brake shell, 8-sealing ring, 9-inner diameter tooth socket slide rail, 10-outer diameter tooth socket slide rail, 11-wheel hub, 12-brake disc spring, 13-flange, 14-oil return channel and 15-friction disc.
Detailed Description
For the convenience of understanding, the technical solution of the present invention is further described in detail below by way of embodiments with reference to the accompanying drawings:
as shown in fig. 1 to 3, a brake heat dissipation system includes a brake disc 1, a brake housing 7, a hub 11, a brake disc spring 12, and a flange 13.
The brake housing 7 is detachably connected to the hub 11. The brake housing 7 and the hub 11 are closed to form an oil chamber 4.
An oil inlet 2 is arranged on the brake shell 7. The oil inlet 2 is communicated with the oil cavity 4. A plurality of oil outlets 3 are uniformly arranged around the end surface of the brake shell 7.
An inner diameter tooth socket slide rail 9 and an outer diameter tooth socket slide rail 10 are fixedly arranged on one side, far away from the oil inlet 2, in the oil cavity 4. The inner diameter tooth socket slide rail 9 and the outer diameter tooth socket slide rail 10 are both circular ring-shaped tooth tracks.
A plurality of brake discs 1 are arranged between the inner diameter tooth groove slide rail 9 and the outer diameter tooth groove slide rail 10.
The brake disc 1 comprises a brake static disc 5 and a friction disc 15. The static braking discs 5 and the friction discs 15 are arranged at intervals, external teeth are arranged on the static braking discs 5, the static braking discs 5 are connected with the external tooth groove slide rails 10 through the external teeth, internal teeth are arranged on the friction discs 15, and the friction discs 15 are connected with the internal tooth groove slide rails 9 through the internal teeth.
A plurality of oil grooves 6 which are radially arranged are arranged on the braking static disc 5, and the outer diameter ends of the oil grooves 6 are communicated with the tooth grooves of the outer diameter tooth groove slide rails 10; the inner diameter end of the oil groove 6 is communicated with the tooth grooves of the inner diameter tooth groove slide rail 9.
A brake disc spring 12 is movably arranged in the oil cavity 4, one end, far away from the oil inlet 2, of the brake disc spring 12 is tightly attached to the brake static disc, and the distance between all the brake static discs and the friction disc is controlled through the expansion and contraction of the disc spring, so that the braking force is controlled.
An oil return channel 14 is arranged in the brake shell 7, one end of the oil return channel 14 is communicated with oil outlets of the external-diameter tooth groove slide rails 10, and the other end of the oil return channel 14 is communicated with a plurality of oil outlets 3.
The flange 13 is arranged on the inner side of the hub 11, the sealing ring 8 is arranged between the flange 13 and the hub 11, and the sealing ring 8 can enable the flange 13 and the hub 11 to be connected in a sealing mode to keep the inner space closed.
The working principle is as follows: cooling oil is pumped from the inlet 2, enters the oil cavity 2, is used as oil storage and exchanges heat with the inner surface of the oil cavity, then enters the brake disc inner diameter toothed groove slide rail 9, enters the brake disc outer diameter toothed groove slide rail 10 through the oil groove 6 of the brake static disc 5, is collected in the outer diameter toothed groove slide rail, and then flows out from the outlet. The heat exchange is carried out at the contact position of the cooling oil and the brake shell 7 in the whole process, and the main heat dissipation path is the heat exchange when the cooling oil flows through the oil groove of the static disc of the brake disc.
The above embodiments are merely illustrative or explanatory of the technical solution of the present invention, and should not be construed as limiting the technical solution of the present invention, and it is obvious that those skilled in the art can make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. The present invention also includes such modifications and variations provided they come within the scope of the appended claims and their equivalents.
Claims (3)
1. A brake heat dissipation system, comprising: the brake comprises a brake disc, a brake shell, a wheel hub, a brake disc spring and a flange, wherein the brake shell is connected with the wheel hub, an oil cavity is arranged between the brake shell and the wheel hub, an oil inlet is formed in the brake shell, the oil inlet is communicated with the oil cavity, a plurality of oil outlets are uniformly formed in the periphery of the end surface of the brake shell, an inner diameter tooth socket slide rail and an outer diameter tooth socket slide rail are fixedly arranged on one side, away from the oil inlet, in the oil cavity, a plurality of brake discs are fixedly arranged between the inner diameter tooth socket slide rail and the outer diameter tooth socket slide rail, the brake disc comprises a brake static disc and a friction disc, a plurality of radially arranged oil grooves are formed in the brake static disc, the outer diameter end of the oil groove is communicated with the tooth socket of the outer diameter tooth socket slide rail, the inner diameter, and an oil return channel is arranged in the brake shell, one end of the oil return channel is communicated with oil outlets of the external diameter tooth socket slide rails, and the other end of the oil return channel is communicated with the oil outlets.
2. The brake heat dissipation system of claim 1, wherein: the inner side of the hub is provided with a flange, and a sealing ring is arranged between the flange and the hub.
3. The brake heat dissipation system of claim 2, wherein: the brake static disc and the brake friction disc are arranged in parallel at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839024.0U CN211599352U (en) | 2019-10-30 | 2019-10-30 | Brake cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839024.0U CN211599352U (en) | 2019-10-30 | 2019-10-30 | Brake cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211599352U true CN211599352U (en) | 2020-09-29 |
Family
ID=72586505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921839024.0U Active CN211599352U (en) | 2019-10-30 | 2019-10-30 | Brake cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211599352U (en) |
-
2019
- 2019-10-30 CN CN201921839024.0U patent/CN211599352U/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: 20240328 Address after: 266000 No.1 Loushan Road, Licang District, Qingdao City, Shandong Province Patentee after: QINGDAO AUTOMOTIVE RESEARCH INSTITUTE, JILIN University Country or region after: China Patentee after: Jilin University Address before: 266000 No.1 Loushan Road, Licang District, Qingdao City, Shandong Province Patentee before: QINGDAO AUTOMOTIVE RESEARCH INSTITUTE, JILIN University Country or region before: China |
|
| TR01 | Transfer of patent right |