CN110966326A - Quick cooling brake disc - Google Patents
Quick cooling brake disc Download PDFInfo
- Publication number
- CN110966326A CN110966326A CN201911316974.XA CN201911316974A CN110966326A CN 110966326 A CN110966326 A CN 110966326A CN 201911316974 A CN201911316974 A CN 201911316974A CN 110966326 A CN110966326 A CN 110966326A
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- brake disc
- air
- channel
- forced cooling
- brake
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- 238000001816 cooling Methods 0.000 title claims abstract description 96
- 238000009987 spinning Methods 0.000 claims abstract description 17
- 230000008676 import Effects 0.000 claims abstract description 3
- 238000003860 storage Methods 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 239000002826 coolant Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/84—Features relating to cooling for disc brakes
- F16D65/847—Features relating to cooling for disc brakes with open cooling system, e.g. cooled by air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/84—Features relating to cooling for disc brakes
- F16D65/853—Features relating to cooling for disc brakes with closed cooling system
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The utility model provides a cool off brake disc fast, belongs to transportation arresting gear field, including forced cooling device and two brake discs, brake disc middle part axial is equipped with the axle sleeve, is equipped with on the brake disc from the wind import of spinning, is equipped with out the fan housing between two brake disc outer edges, it is equipped with the air outlet on the fan housing to go out, the brake disc outside center of axle sleeve tip is equipped with leads the air cap, lead air cap middle part be equipped with forced cooling device swivelling joint's inlet hole. In the rotation process of the brake disc, natural wind enters from the wind inlet and exits from the wind outlet through the vortex principle, and the brake disc is cooled by the natural wind, so that the brake disc is suitable for natural wind cooling of common braking; the forced cooling device is introduced into the air guide cap for forced cooling, is suitable for emergency braking or long-time braking, is rapid in cooling and good in safety, effectively avoids the problems that a brake disc is easy to deform and the brake disc fails in braking, and the air outlet cover plays roles of exhausting air and supporting two brake discs and is stable in structure.
Description
Technical Field
The invention belongs to the field of transport braking devices, and particularly relates to a rapid cooling brake disc.
Background
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. The brake is almost a friction brake which generates a braking torque by friction of a fixed member with a working surface of a rotating member, except for various speed retarders. Currently, widely used friction brakes are classified into drum type and disc type according to the difference of rotating elements. The differences between them are: the rotary element in the drum brake friction pair is a brake drum, and the cylindrical surface of the brake drum is used as a working surface; the rotating element in the disk brake friction pair is a disk-shaped brake disk, and the end surface of the disk-shaped brake disk is used as a working surface.
In disc braking, unexpected phenomena such as overspeed and the like inevitably occur during operation, and a controllable braking device needs to be configured to ensure the safe operation of the conveying system. The disk brake who uses at present stage can produce a large amount of heats suddenly when emergency brake, can not effectively cool off the brake disc fast, and the brake disc is long-time braking yielding, can take place the brake disc even and generate heat the braking inefficacy accident.
Disclosure of Invention
The invention provides a rapid cooling brake disc, aiming at solving the problems that a large amount of heat can be rapidly generated in the braking process of the existing disc brake, the brake disc cannot be effectively and rapidly cooled, the brake disc is easy to deform, and even the brake failure accident of the brake disc can occur.
The invention is realized by the following technical scheme.
The utility model provides a rapid cooling brake disc, includes forced cooling device and two brake discs, brake disc middle part axial is equipped with the axle sleeve, is equipped with on the brake disc from the wind import of spinning, is equipped with out the fan housing outside two brake discs along the room, it is equipped with the air outlet to go out the fan housing, the brake disc outside center of axle sleeve tip is equipped with the air guide cap, air guide cap middle part be equipped with forced cooling device swivelling joint's inlet hole. In the rotation process of the brake disc, natural wind enters from the wind inlet and exits from the wind outlet through the vortex principle, and the brake disc is cooled by the natural wind, so that the brake disc is suitable for natural wind cooling of common braking; the forced cooling device is introduced into the air guide cap for forced cooling, is suitable for emergency braking or long-time braking, is rapid in cooling and good in safety, effectively avoids the problems that a brake disc is easy to deform and the brake disc fails in braking, and the air outlet cover plays roles of exhausting air and supporting two brake discs and is stable in structure.
The invention further improves the structure that a rib plate is arranged between the inner edges of the brake discs, a gap between the two brake discs is divided into a plurality of mutually independent self-spinning air cavities and a forced cooling channel through the rib plate, the self-spinning air cavities are communicated with a self-spinning air inlet, and the self-spinning air channels are arranged on the outer sides of the self-spinning air cavities. Natural wind cooling enters through the self-spinning wind inlet, cools and cools the brake disc through the self-spinning wind cavity and the self-spinning wind channel in sequence, and is discharged from the air outlet; in the forced cooling mode, cooling is carried out through a forced cooling channel and is discharged from an air outlet; the arrangement of the rib plates can increase the structural stability of the two brake discs and play a role in guiding and cooling.
The invention further improves the structure that the air guide cap is provided with a diameter-direction channel I communicated with the inlet hole, the inner side surface of the air guide cap is provided with an annular channel II communicated with the channel I, the shaft sleeve is provided with an L-shaped channel III adapted to the channel II, and the other end of the channel III is communicated with the forced cooling channel. The forced cooling agent enters from the inlet hole on the air guide cap, sequentially passes through the channel I, the channel II and the channel III, and enters the forced cooling channel, and the forced cooling device is reasonable in structure and low in manufacturing cost.
The invention further improves that the channel I is in a through hole shape, and the outer end of the channel I is provided with a plug. The punching processing is convenient, and the manufacturing cost is low.
The invention further improves the structure that an annular clamping groove is formed in the end face of the shaft sleeve at the channel III, an annular boss matched with the clamping groove is arranged on the air guide cap at the channel II, and the clamping groove and the boss are connected through threads. The cooperation is accurate, firm, and is rational in infrastructure, and the dismouting is convenient.
The invention is further improved in that a honeycomb patch is arranged between the rib plate and the air outlet cover, and the honeycomb patch is made of silicon rubber and ceramic powder. The honeycomb patch has good strength and heat conduction and dissipation functions, the honeycomb structure has good synchronous heat dissipation capacity while ensuring enough bearing capacity, the structural performance is good, and the cooling effect is good.
In a further improvement of the present invention, the cyclone inlet is in a crescent shape protruding in the rotation direction, and the forced cooling passage is in an arc shape protruding in the rotation direction. Rotatory in-process, can be better through the vortex principle air inlet, force the equipartition cooling that the coolant can be better, rational in infrastructure, cooling effect is good.
The invention further improves the forced cooling device, and the forced cooling device comprises an air compressor, an air storage tank and a reversing valve, wherein the air compressor and the air storage tank are respectively connected with two inlet ends of the reversing valve through one-way valves, the outlet end of the reversing valve is connected with a forced cooling inlet pipe, and the forced cooling inlet pipe is connected with an inlet hole through a rotary joint. The forced cooling mode is divided into an air compressor mode and an air storage tank mode, the air storage tank can be filled with coolant, the cooling effect of the brake disc is greatly improved, and the brake device is suitable for various working conditions to guarantee the braking reliability of the brake.
The invention is further improved in that the front end of the one-way valve is connected with a safety valve. The automatic control effect is better, and the security is high.
The invention has the beneficial effects that: 1. the cooling device has the advantages of natural wind cooling and forced cooling, can effectively and quickly cool the brake disc, and effectively avoids the problems of easy deformation of the brake disc and brake failure of the brake disc; 2. the forced cooling adopts an air compressor and an air storage tank filled with coolant, and is suitable for various working conditions so as to ensure the braking reliability of the brake; 3. the structural design and arrangement are reasonable, the structural stability can be effectively ensured, and the brake disc cooling effect is good; 4. the processing and manufacturing are simple, the manufacturing cost is low, the automatic control is realized, and the safety is good.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention.
FIG. 3 is a schematic partial cross-sectional view of an embodiment of the present invention.
FIG. 4 is a schematic cross-sectional view of an embodiment of the present invention.
FIG. 5 is an enlarged schematic view of an airway cap in accordance with an embodiment of the present invention.
Fig. 6 is a schematic view of a card slot structure according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of a forced cooling apparatus according to an embodiment of the present invention.
In the drawings: 1. the air cooling device comprises a shaft sleeve, 2, a brake disc, 3, an air outlet cover, 4, an air guide cap, 5, an inlet hole, 6, a self-rotating air inlet, 7, a self-rotating air cavity, 8, a self-rotating air channel, 9, a honeycomb patch, 10, a forced cooling channel, 11, an air outlet, 12, a rib plate, 13, a plug, 14, a channel I, 15, a channel II, 16, a channel III, 17, a clamping groove, 18, a boss, 19, a forced cooling inlet pipe, 20, a reversing valve, 21, a one-way valve, 22, a safety valve, 23, an air compressor, 24 and an air storage tank.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
As shown in the attached drawing, the brake disc capable of being cooled rapidly comprises a forced cooling device and two brake discs 2, wherein a shaft sleeve 1 is axially arranged in the middle of each brake disc 2, a self-rotating air inlet 6 is formed in each brake disc 2, an air outlet cover 3 is arranged between the outer edges of the two brake discs 2, an air outlet 11 is formed in each air outlet cover 3, an air guide cap 4 is arranged at the center of the outer side of each brake disc 2 at the end part of the shaft sleeve 1, and an inlet hole 5 is formed in the middle of each air guide. A rib plate 12 is arranged between the inner edges of the brake discs 2, a gap between the two brake discs 2 is divided into a plurality of mutually independent self-rotating air cavities 7 and a forced cooling channel 10 through the rib plate 12, the self-rotating air cavities 7 are communicated with a self-rotating air inlet 6, and self-rotating air channels 8 are arranged on the outer sides of the self-rotating air cavities 7. The air guide cap 4 is provided with a channel I14 which is communicated with the inlet hole 5 in the diameter direction, the inner side surface of the air guide cap 4 is provided with an annular channel II 15 communicated with the channel I14, the shaft sleeve 1 is provided with an L-shaped channel III 16 adaptive to the channel II 15, and the other end of the channel III 16 is communicated with the forced cooling channel 10. An annular clamping groove 17 is formed in the end face of the shaft sleeve 1 at the position of the channel III 16, an annular boss 18 matched with the clamping groove 17 is arranged on the air guide cap 4 at the position of the channel II 15, and the clamping groove 17 is connected with the boss 18 through threads. A honeycomb patch 9 is arranged between the rib plate 12 and the air outlet cover 3, and the honeycomb patch 9 is made of silicon rubber and ceramic powder. The honeycomb patch 9 has good strength and heat conduction and dissipation functions, and the honeycomb structure has good synchronous heat dissipation capability while ensuring enough bearing capability, good structural performance and good cooling effect.
The forced cooling device comprises an air compressor 23, an air storage tank 24 and a reversing valve 20, wherein the air compressor 23 and the air storage tank 24 are respectively connected with two inlet ends of the reversing valve 20 through check valves 21, an outlet end of the reversing valve 20 is connected with a forced cooling inlet pipe 19, and the forced cooling inlet pipe 19 is connected with the inlet hole 5 through a rotary joint. The front end of the one-way valve 21 is connected with a safety valve 22. Forced cooling adopts two modes of an air compressor and an air storage tank filled with coolant, so that the adaptability is better.
The passageway I14 is the through-hole form, and the outer end of passageway I14 is equipped with plug 13. The processing of the pore channel of the channel I14 is convenient, and the processing and manufacturing cost is low.
The spinning air inlet 6 is in a crescent shape protruding towards the rotation direction, and the forced cooling channel 10 is in an arc shape protruding towards the rotation direction. In rotatory in-process, can be better from the 6 air intakes of spin wind through the vortex principle, and force that the coolant can be better through forcing cooling channel 10 cooling, structural design is reasonable, and cooling effect is good.
The fast cooling brake disc includes three cooling brake disc modes.
When the automobile is normally parked and braked, the action time of the brake disc 2 is short, the heat generated by the brake disc 2 is less, and only natural wind cooling is needed. In the process that the brake disc 2 rotates along with the shaft sleeve 1, natural air is sucked through the self-rotating air inlet 6 by the vortex principle, then enters the self-rotating air cavity 7, enters the honeycomb patch 9 through the self-rotating air channel 8, and the heat is taken away through the air outlet 11 on the air outlet cover 3 by the effective heat conduction and dissipation function of the honeycomb patch 9, so that the cooling under the normal use of the brake disc is realized, other power is not needed, the heat is dissipated naturally, the heat dissipation effect is good, and the operation cost is low.
When overload or emergency braking is needed, the braking torque is required to be large, the braking time is long, the heating of the brake disc 2 is fast in the braking process, the heating amount is large, and forced cooling is required to intervene. Under the condition of general forced cooling, air is only compressed by the air compressor 23, and a large amount of compressed air passes through rapidly to cool the brake disc 2; in an emergency situation, when the calorific value is particularly large, the brake disc 2 needs to be rapidly cooled by switching to the coolant in the air storage tank 24, and the coolant can be R410A and the like, so that the brake disc has the characteristics of no toxicity, environmental protection, good chemical and thermal stability and the like. The working process is as follows: compressed air or coolant advance pipe 19 through forced cooling and are connected the cooperation by rotary joint and inlet 5, rotary joint can be forms such as packing sealed bearing, only need satisfy can rotate and can communicate sealed can, it is sealed that the inlet 5 admission passage I14 at middle part is passed through to get into compressed air or coolant, then get into III 16 of passageway through annular passageway II 15, get into curved forced cooling passageway 10 through passageway III 16, then get into honeycomb paster 9, through the heat conduction heat dissipation function effectively of honeycomb paster 9, take away the heat through air outlet 11 on the fan housing 3, realize the forced cooling rapid cooling of brake disc.
During emergency stop or deceleration, the speed signal is collected by the brake, the air compressor 23 is preferably selected to be used for compressed air cooling in the braking process, and if the speed change is not obvious in the braking process, the coolant in the air storage tank 24 is switched emergently to cool, so that the brake disc 2 is cooled rapidly. The switching of the two forced cooling modes is realized by controlling the reversing valve 20 to reverse according to the working state of the equipment, and the two forced cooling modes are both provided with the check valve 21 and the safety valve 22, so that the running stability and reliability in the braking and cooling process can be greatly ensured.
When forced cooling is introduced, natural wind cooling works simultaneously, double cooling is achieved, cooling is rapid, and the cooling effect is good.
This quick cooling brake disc through having three kinds of mode cooling modes: the brake has the advantages that the brake is cooled by natural air, compressed air and coolant, and the brake is cooled by the natural air and the coolant, so that the brake is suitable for various working conditions, the brake reliability of the brake is guaranteed, the brake disc can be cooled effectively and quickly, the problems of easy deformation of the brake disc and brake failure of the brake disc are effectively solved, the structural design and arrangement are reasonable, the structural stability can be effectively guaranteed, the good cooling effect on the brake disc can be realized, the processing and manufacturing are simple, the manufacturing cost is low, the automatic control is realized, and the safety is good.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative positions if any, and are not necessarily given qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a quick cooling brake disc, its characterized in that, includes forced cooling device and two brake discs (2), brake disc (2) middle part axial is equipped with axle sleeve (1), is equipped with on brake disc (2) from spinning wind import (6), and two brake discs (2) are outer to be equipped with out fan housing (3) along within a definite time, be equipped with air outlet (11) on going out fan housing (3), brake disc (2) outside center of axle sleeve (1) tip is equipped with air guide cap (4), air guide cap (4) middle part is equipped with inlet hole (5) with forced cooling device swivelling joint.
2. The rapid cooling brake disc according to claim 1, wherein a rib plate (12) is arranged between the inner edges of the brake discs (2), a gap between the two brake discs (2) is divided into a plurality of mutually independent self-spinning air cavities (7) and a forced cooling channel (10) through the rib plate (12), the self-spinning air cavities (7) are communicated with the self-spinning air inlets (6), and the self-spinning air channels (8) are arranged on the outer sides of the self-spinning air cavities (7).
3. The rapid cooling brake disc of claim 2, wherein the air guide cap (4) is provided with a diameter-direction channel I (14) communicated with the inlet hole (5), the inner side surface of the air guide cap (4) is provided with an annular channel II (15) communicated with the channel I (14), the shaft sleeve (1) is provided with an L-shaped channel III (16) adapted to the channel II (15), and the other end of the channel III (16) is communicated with the forced cooling channel (10).
4. Rapidly cooling brake disc according to claim 3, characterized in that the channel I (14) is through-hole shaped and the outer end of the channel I (14) is provided with a plug (13).
5. The rapid cooling brake disc according to claim 3, wherein an annular clamping groove (17) is formed in the end face of the shaft sleeve (1) at the channel III (16), an annular boss (18) matched with the clamping groove (17) is arranged on the air guide cap (4) at the channel II (15), and the clamping groove (17) and the boss (18) are connected through threads.
6. The rapid cooling brake disc according to claim 2, wherein a honeycomb patch (9) is arranged between the rib plate (12) and the air outlet cover (3), and the honeycomb patch (9) is made of silicon rubber and ceramic powder.
7. Rapidly cooling brake disc according to claim 2, characterized in that the self-whirling inlet (6) is in the shape of a crescent projecting in the direction of rotation and the forced cooling channel (10) is in the shape of an arc projecting in the direction of rotation.
8. The rapid cooling brake disc according to claim 1, wherein the forced cooling device comprises an air compressor (23), an air storage tank (24) and a reversing valve (20), the air compressor (23) and the air storage tank (24) are respectively connected with two inlet ends of the reversing valve (20) through a one-way valve (21), the outlet end of the reversing valve (20) is connected with a forced cooling inlet pipe (19), and the forced cooling inlet pipe (19) is connected with the inlet hole (5) through a rotary joint.
9. Rapidly cooling brake disc according to claim 8, characterized in that a safety valve (22) is connected to the front end of the one-way valve (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316974.XA CN110966326A (en) | 2019-12-19 | 2019-12-19 | Quick cooling brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316974.XA CN110966326A (en) | 2019-12-19 | 2019-12-19 | Quick cooling brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110966326A true CN110966326A (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911316974.XA Pending CN110966326A (en) | 2019-12-19 | 2019-12-19 | Quick cooling brake disc |
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| CN (1) | CN110966326A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425538A (en) * | 2020-04-13 | 2020-07-17 | 芜湖盘云石磨新能源科技有限公司 | Dust protected car brake disc |
| CN111503186A (en) * | 2020-07-01 | 2020-08-07 | 莱州伟辰汽车配件有限公司 | Split type high-efficient heat dissipation type brake disc |
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