CN202768687U - Brake disc and braking device including the same - Google Patents
Brake disc and braking device including the same Download PDFInfo
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- CN202768687U CN202768687U CN 201220466166 CN201220466166U CN202768687U CN 202768687 U CN202768687 U CN 202768687U CN 201220466166 CN201220466166 CN 201220466166 CN 201220466166 U CN201220466166 U CN 201220466166U CN 202768687 U CN202768687 U CN 202768687U
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- brake disc
- brake
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Abstract
The utility model relates to the technical field of braking, in particular to a brake disc, and further relates to a braking device including the same. The brake disc comprises at least one piece of a circular disc-shaped body. A shaft hole is formed in the center of the circular disc-shaped body. Through holes are further arranged in the disc face of the brake disc. The through holes can be multiple sets of the through holes which are composed of more than one or more through holes. The braking device comprises a brake caliper and further comprises the above-mentioned brake disc, and the brake caliper is arranged corresponding to the brake disc. In the process of braking, the brake caliper clamps the brake disc so that a large amount of heat is produced by the friction between a friction block and the brake disc. In the process of rotating, a cross-ventilation is formed by the through holes on the disc face of the brake disc so that a large amount of the heat is dissipated, the temperature of the friction block and the brake disc is decreased, the rising temperature of the friction block and the brake disc caused by a large amount of the heat is prevented from decreasing the friction coefficient between the friction block and the brake disc, a braking force of the brake device is improved and then the reliability of the brake is improved.
Description
Technical field
The utility model relates to the braking technology field, relates in particular to a kind of brake disc, also relates to a kind of braking device that comprises this brake disc.
Background technique
Current, on automobile or other vehicles braking device is installed all.Braking device generally comprises brake disc and brake caliper.Existing brake disc has two kinds, and a kind of is the monolithic dish, and a kind of is the biplate dish.Described monolithic dish comprises the discoid body of a circle; In discoid body, be formed centrally axis hole, also be formed with a plurality of mounting holes around the axis hole.Described biplate dish comprises the discoid body of two corresponding circles that arrange, and is formed centrally axis hole in discoid body, also is formed with a plurality of mounting holes around the axis hole; Connect by a plurality of connecting plates between two corresponding described discoid bodies that arrange.Axis hole is cooperated with wheel axle, and select suitable clamping bolt to pass mounting hole and wheel is fixed, brake disc can be fixed on the wheel.Described brake caliper comprises two brake blocks that are separately positioned on the described brake disc outside; Described brake block can comprise steel plate, bonding thermal-protective coating and brake pad; Described brake pad is comprised of friction material, tackiness agent; Brake pad forms the rubbing surface relative with the brake disc side.The outer side surface with brake disc is corresponding respectively for the rubbing surface that the brake pad of two brake blocks forms.
In the normal vehicle operation process, have predetermined gap between the outer side surface of rubbing surface and brake disc, contactless between the brake pad of brake block and the brake disc at this moment, brake disc can rotate with respect to brake block, does not produce braking force.When needs vehicle deceleration or parking, braking device starts, two brake blocks of brake caliper are moved to brake disc, and then brake caliper is clamped brake disc, the brake pad of brake block is contacted with the card of brake disc and rub and brake disc is applied active force, frictional force between the two produces braking force, and the brake disc rotational velocity is reduced, and makes vehicle deceleration.
Yet, brake caliper is clamped in the process of brake disc, because the friction between brake pad and the brake disc, can produce a large amount of heats, the temperature of brake pad and brake disc is raise, cause the friction factor between brake pad and the brake disc card to reduce, the braking force of generation reduces, so that the reduction of braking device braking reliability, even also cause braking device to lose efficacy.
Therefore, how to reduce the temperature that is caused brake pad and brake disc by the heat that produces between brake pad and the brake disc, reduce too high temperature the braking effect of braking device has been produced adverse effect, the reliability that improves braking device is the major issue of current braking technology.
The model utility content
A purpose of the present utility model is to provide a kind of brake disc, uses this brake disc can reduce the temperature of brake pad and brake disc, and then, reduce temperature the braking effect of braking device has been produced adverse effect.
Another purpose of the present utility model is to provide a kind of braking device that comprises this brake disc.
In order to achieve the above object, the technical solution of the utility model is achieved in that
A kind of brake disc comprises at least discoid body of a slice circle, is formed centrally axis hole in discoid body, and the card of described brake disc is provided with through hole.
Preferably, described card is provided with a plurality of through holes, a plurality of through holes be centered close on the reference circle the described reference circle of center five equilibrium of described a plurality of through holes; On the spin axis that is centered close to described discoid body of described reference circle.
Preferably, the card of described brake disc is provided with 8 ~ 12 through holes.
Preferably, described card is provided with a plurality of sets of vias, and each described sets of vias comprises a plurality of described through holes; Connect a plurality of through holes in every group in be formed centrally the reference line section.
Preferably, described is straightway with reference to line segment, and described is 30 °-60 ° with reference to the sharp angle between line segment and the reference line; Described reference line is by the center of described card and the outer end of consult straight line section.
Preferably, described is arc with reference to line segment.
Preferably, described through hole is cylindrical hole.
Preferably, described brake disc comprises discoid body two spin axiss coincidences, circular, connects by connecting plate between two discoid bodies; Card at every a slice discoid body is provided with described through hole.
Preferably, the through hole of two described discoid bodies is corresponding one by one.
A kind of braking device comprises brake caliper, and described brake caliper comprises brake block, and described brake block forms rubbing surface, also comprises aforesaid brake disc, and described rubbing surface is corresponding with the card of described brake disc.
Compared with prior art, the utility model has the advantage of: in the brake process, brake caliper is clamped brake disc, and the friction of brake pad and brake disc can produce a large amount of heats; Because the card of brake disc is provided with through hole, at brake process, air can pass through through hole, and then can improve the heat dispersion of brake disc, and amount of heat is distributed, reduce the temperature of brake disc, also be conducive to the reduction of brake pad temperature, and then can make that friction factor remains on higher level between brake pad and the brake disc, keep the braking force of braking device, and then improve the reliability of braking device.
In further technological scheme, the card of described brake disc arranges a plurality of through holes or a plurality of sets of vias, can increase the air flow amount by brake disc, makes the thermal diffusivity of brake disc better.
In further technological scheme, the card of the brake disc through hole that evenly distributes can guarantee static balancing and the dynamic balancing of the wheel axle that is connected with brake disc.
The braking device that comprises above-mentioned brake disc also can produce corresponding technique effect.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment, the below will do one to the accompanying drawing of required use among the embodiment and introduce simply.
The structural representation of a kind of brake disc that Fig. 1 provides for the utility model embodiment 1;
The structural representation of a kind of brake disc that Fig. 2 provides for the utility model embodiment 2.
Embodiment
Embodiment 1
As shown in Figure 1, this brake disc comprises circular discoid body 101, is formed centrally axis hole 103 in described discoid body 101, also is formed with a plurality of mounting holes 102 around the described axis hole 103; Axis hole 103 is cooperated with wheel axle, and select suitable clamping bolt to pass described mounting hole 102 and fix with wheel, brake disc can be fixed on the wheel.Card at described discoid body 101 also is provided with through hole 104, a plurality of through holes 104 be centered close on the reference circle the described reference circle of center five equilibrium of described a plurality of through holes 104; On the spin axis that is centered close to described discoid body of described reference circle.
In the Vehicle Driving Cycle process, two rubbing surfaces of brake caliper respectively and have predetermined gap between the side of described discoid body 101, and are at this moment, contactless between the brake pad of brake block and the described discoid body 101, brake block and discoid body 101 can relative movement, do not produce braking force.When needs vehicle deceleration or parking, braking device starts, two brake blocks that make brake caliper move to the discoid body 101 of described brake disc, and then the brake pad that makes brake block contacts with the card of discoid body 101 and rubs and discoid body 101 is applied active force, the card friction of the friction material of brake pad and discoid body 101, because the rubbing action of brake pad and brake disc can produce a large amount of heats, the temperature of brake pad and brake disc is raise.Because the card of discoid body 101 is provided with through hole 104, at brake process, air can pass through through hole 104, and then can improve the heat dispersion of brake disc, and amount of heat is distributed, reduce the temperature of brake disc, also be conducive to the reduction of brake pad temperature, and then can make the friction factor between brake pad and the brake disc remain on higher level, keep the braking force of braking device, and then improve the reliability of braking device.When use comprised the braking device of above-mentioned brake disc, because the Reliability Enhancement of braking device, the braking force that braking device produces in the braking-force ratio prior art of generation was large, therefore can shorten stopping distance.
For the thermal diffusivity that makes described brake disc better, a plurality of through holes 104 can be set in the card of described discoid body 101, the quantity of described through hole 104 can arrange 8 ~ 12, certainly, according to actual needs, those skilled in the art can arrange the through hole 104 of suitable quantity, avoid too much through hole 104 to affect the intensity of described discoid body 101.Preferably, the quantity of the preferred through hole 104 of present embodiment is 12.
Embodiment 2
As shown in Figure 2, this figure is the structural representation of a kind of brake disc of providing of the utility model embodiment 2.Described brake disc comprises that the spin axis of 201, two discoid bodies 201 of discoid body of two circles overlaps, and connects by connecting plate 205 between two discoid bodies 201; In described discoid body 201, be formed centrally axis hole 202, also be formed with a plurality of mounting holes 203 around the described axis hole 202; Axis hole 202 is cooperated with wheel axle, and select suitable clamping bolt to pass described mounting hole 203 and fix with wheel, brake disc can be fixed on the wheel.Card at described discoid body 201 also is provided with a plurality of sets of vias 204, and each described sets of vias 204 comprises a plurality of described through holes; Connect a plurality of through holes in every group in be formed centrally the reference line section, described is straightway with reference to line segment, described is 30 °-60 ° with reference to the sharp angle between line segment and the reference line; Described reference line is by the center of described card and the outer end of consult straight line section.
In the optimal technical scheme, two cards of described discoid body 201 are respectively arranged with 20 sets of vias 204, and 20 these cards of sets of vias 204 five equilibriums of each card are to guarantee static balancing and the dynamic balancing of brake disc.Certainly, according to actual needs, those skilled in the art can arrange the sets of vias 204 of suitable quantity.
In order to make described through hole easy to process, described through hole can be processed into cylindrical hole, also can be processed into the circular cone through hole.Simultaneously, in course of working, cut the middle connecting plate 205 of two discoid bodies, cause weakening of brake disc intensity, avoid described through hole processing at the link position of described connecting plate 205 with described discoid body 201.
In the Vehicle Driving Cycle process, two rubbing surfaces of brake caliper respectively and have predetermined gap between the bi-side of discoid body 201, and are contactless between the brake pad of brake block and the brake disc at this moment, and brake block and brake disc can relative movement, do not produce braking force.When needs vehicle deceleration or parking, braking device starts, two brake blocks of brake caliper are moved to brake disc, and then the brake pad that makes brake block contacts with the card of discoid body 201 and rubs and discoid body 201 is applied active force, the card friction of the friction material of brake pad and discoid body 201, the rubbing action of brake pad and brake disc can produce a large amount of heats, and the temperature of brake pad and brake disc is raise.Because the card of discoid body 201 is provided with a plurality of sets of vias 204, in the brake process, a plurality of described sets of vias 204 can increase the air flow amount by brake disc, accelerate distributing of heat, reduce the temperature of brake pad and brake disc, and then can make that friction factor remains on higher level between brake pad and the brake disc, keep the braking force of braking device, and then improve the reliability of braking device.When use comprised the braking device of above-mentioned brake disc, because the Reliability Enhancement of braking device, the braking force that braking device produces in the braking-force ratio prior art of generation was large, therefore can shorten stopping distance.
On the basis of above-mentioned brake disc, the utility model also provides a kind of braking device that comprises above-mentioned brake disc, and this braking device also comprises brake caliper.The corresponding setting with described brake disc of described brake caliper.Based on above-mentioned brake disc, comprise that the braking device of this brake disc also can produce corresponding technique effect.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any those skilled in the art, within not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a brake disc comprises at least discoid body of a slice circle, is formed centrally axis hole in discoid body, it is characterized in that the card of described brake disc is provided with through hole.
2. brake disc as claimed in claim 1 is characterized in that, described card is provided with a plurality of through holes, a plurality of through holes be centered close on the reference circle the described reference circle of center five equilibrium of described a plurality of through holes; On the spin axis that is centered close to described discoid body of described reference circle.
3. brake disc as claimed in claim 2 is characterized in that, the card of described brake disc is provided with 8 ~ 12 through holes.
4. brake disc as claimed in claim 1 is characterized in that, described card is provided with a plurality of sets of vias, and each described sets of vias comprises a plurality of described through holes; Connect a plurality of through holes in every group in be formed centrally the reference line section.
5. brake disc as claimed in claim 4 is characterized in that, described is straightway with reference to line segment, and described is 30 °-60 ° with reference to the sharp angle between line segment and the reference line; Described reference line is by the center of described card and the outer end of consult straight line section.
6. brake disc as claimed in claim 5 is characterized in that, described is arc with reference to line segment.
7. brake disc as claimed in claim 1 is characterized in that, described through hole is cylindrical hole.
8. brake disc as claimed in claim 1 is characterized in that, described brake disc comprises discoid body two spin axiss coincidences, circular, connects by connecting plate between two discoid bodies; Card at every a slice discoid body is provided with described through hole.
9. brake disc as claimed in claim 8 is characterized in that, the through hole of two described discoid bodies is corresponding one by one.
10. a braking device comprises brake caliper, and described brake caliper comprises brake block, described brake block forms rubbing surface, it is characterized in that, comprise that also described rubbing surface is corresponding with the card of described brake disc such as the described brake disc of any one in the claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220466166 CN202768687U (en) | 2012-09-13 | 2012-09-13 | Brake disc and braking device including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220466166 CN202768687U (en) | 2012-09-13 | 2012-09-13 | Brake disc and braking device including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202768687U true CN202768687U (en) | 2013-03-06 |
Family
ID=47775264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220466166 Expired - Fee Related CN202768687U (en) | 2012-09-13 | 2012-09-13 | Brake disc and braking device including the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202768687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864003A (en) * | 2015-05-26 | 2015-08-26 | 江苏新瑞重工科技有限公司 | Rotary table end face contact-type brake structure |
| CN112628309A (en) * | 2020-12-29 | 2021-04-09 | 羽源洋(宁波)科技有限公司 | Disk brake type brake robot with good heat dissipation and large brake force |
-
2012
- 2012-09-13 CN CN 201220466166 patent/CN202768687U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864003A (en) * | 2015-05-26 | 2015-08-26 | 江苏新瑞重工科技有限公司 | Rotary table end face contact-type brake structure |
| CN112628309A (en) * | 2020-12-29 | 2021-04-09 | 羽源洋(宁波)科技有限公司 | Disk brake type brake robot with good heat dissipation and large brake force |
| CN112628309B (en) * | 2020-12-29 | 2022-06-24 | 台州市椒江之威摩托车制造有限公司 | Disk brake type brake robot with good heat dissipation and large brake force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150913 |
|
| EXPY | Termination of patent right or utility model |