CN202017717U - Disc brake with asymmetrical friction pads - Google Patents
Disc brake with asymmetrical friction pads Download PDFInfo
- Publication number
- CN202017717U CN202017717U CN2010206581119U CN201020658111U CN202017717U CN 202017717 U CN202017717 U CN 202017717U CN 2010206581119 U CN2010206581119 U CN 2010206581119U CN 201020658111 U CN201020658111 U CN 201020658111U CN 202017717 U CN202017717 U CN 202017717U
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- inboard
- outside
- friction
- disc
- friction plate
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- Expired - Lifetime
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Abstract
The utility model discloses a disc brake with asymmetric clutch blocks, it includes the brake disc, is located respectively the brake disc outside and inboard outside clutch blocks and inboard clutch blocks and supporting the pincers body support of outside clutch blocks and inboard clutch blocks, the outside clutch blocks include the outside backplate and fix outside friction disc on the outside backplate, inboard clutch blocks includes the inboard backplate and fixes inboard friction disc on the inboard backplate, the area of the friction disc installation face of outside backplate is greater than the area of the friction disc installation face of inboard backplate, the volume of outside friction disc is greater than the volume of inboard friction disc, just the outside friction disc with the friction area of brake disc is greater than inboard friction disc with the friction area of brake disc. This disc brake with asymmetric friction block can effectively avoid the condition of being heated inequality and the local high temperature of unilateral friction block of brake disc, and then improves disc brake's life.
Description
Technical field
The utility model relates to disk type braker, relates in particular to a kind of disk type braker with asymmetric brake pad.
Background technique
Along with the progress of auto technology and the raising of popular safety consciousness, the use of disk type braker on automobile is more and more, comprises that heavy hauler, load-carrying vehicle and engineering truck all begin to be equipped with disk type braker.The brake pad and the brake disc of disk type braker match, and utilize friction-produced braking force to make it to slow down when car brakeing.
Existing disk type braker has two parafacies brake pad together usually, and this two secondary brake pad is with respect to the brake disc symmetric arrangement.Described brake pad comprises backboard and the friction plate that is fixed on the backboard, and described backboard and friction plate are by the caliper stent support.Wherein, near wheel one side, promptly the brake pad in the brake disc outside is in the small space of spoke, wheel rim, break caliper and brake disc encirclement; And the brake pad that is positioned at the brake disc inboard only be braked device caliper and brake disc around, do not have the interference of spoke, wheel rim, space of living in is relatively large.When vehicle continued braking, the brake pad temperature constantly rose, and wherein the sub-fraction heat is by heat conducting and radiating, and most heat then needs to dispel the heat by thermal radiation.Because the residing space of two secondary brake pads difference in size is obvious, the difference on effect of thermal radiation heat radiation is very big, but the thermal capacity of two secondary brake pads but is identical, and this just causes the temperature difference of two secondary brake pads.In this case, will produce brake disc be heated inequality and ftracture, the brake pad local temperature is too high and situation such as come off, and has a strong impact on the working life of disk type braker, also can the working stability of caliper be exerted an influence simultaneously.
Chinese patent CN 1136346A discloses a kind of brake pad structure that has asymmetric friction plate, the brake pad assembly has identical backboard in this structure, be inboard friction plate less than outside areal of friction facing, the supporting skid rail on its adaptive disk type braker caliper support also is symmetrical.What it was taked is that the mode that reduces areal of friction facing realizes that the medial and lateral friction plate is asymmetric.Disk type braker is reduced the minimizing that areal of friction facing means thermal capacity, and the operating temperature of thereupon bringing is higher, and then causes braking ability decline and friction plate, the shortening in brake disc life-span.
Therefore, demand providing a kind of urgently and improvedly have the disk type braker of asymmetric brake pad to overcome above-mentioned defective.
The model utility content
The technical problems to be solved in the utility model is to provide a kind of disk type braker with asymmetric brake pad, and it can effectively avoid uneven and the too high situation of one-sided brake pad local temperature of being heated of brake disc, and then the working life of improving disk type braker.
In order to solve the problems of the technologies described above, the utility model provides a kind of disk type braker with asymmetric brake pad, it comprises brake disc, lay respectively at the described brake disc outside and inboard outside brake pad and inboard brake pad, and the caliper support that supports described outside brake pad and inboard brake pad, described outside brake pad comprises outer paranotum and the outside friction plate that is fixed on the described outer paranotum, paranotum and the inboard friction plate that is fixed on the described interior paranotum in described inboard brake pad comprises, the area of the friction plate attachment face of described outer paranotum is greater than the area of the friction plate attachment face of paranotum in described, the volume of described outside friction plate is greater than the volume of described inboard friction plate, and the friction area of described outside friction plate and described brake disc is greater than the friction area of described inboard friction plate and described brake disc.
Preferably, the area of the friction plate attachment face of described outer paranotum is big by 8%～15% greater than the area of the friction plate attachment face of paranotum in described.
Further, the volume of described outer paranotum is greater than the volume of paranotum in described.
Preferably, the volume of described outside brake pad and corresponding friction area are bigger by 8%～15% than the volume and the corresponding friction area of described inboard brake pad.
Preferably, described outside friction plate is identical with the thickness of described inboard friction plate.
Compared with prior art, disk type braker with asymmetric brake pad of the present utility model has outside brake pad that is positioned at the described brake disc outside and the inboard brake pad that is positioned at described brake disc inboard, the area of the friction plate attachment face of described outer paranotum is greater than the area of the friction plate attachment face of paranotum in described, the volume of described outside friction plate is greater than the volume of described inboard friction plate, and the friction area of described outside friction plate and described brake disc is greater than the friction area of described inboard friction plate and described brake disc.Like this, when vehicle continued braking, the thermal capacity and the heat dissipation potential sum of interior outside brake pad were consistent, thereby can effectively avoid uneven and the too high situation of one-sided brake pad local temperature of being heated of brake disc, and then prolonged the working life of disk type braker.
By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.
Description of drawings
Fig. 1 is an embodiment's the part perspective view that the utlity model has the disk type braker of asymmetric brake pad.
Fig. 2 is the plan view with disk type braker of asymmetric brake pad shown in Figure 1.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, the utility model provides a kind of disk type braker with asymmetric brake pad, and it can effectively avoid uneven and the too high situation of one-sided brake pad local temperature of being heated of brake disc, and then the working life of improving disk type braker.
Elaborate the utility model embodiment's technological scheme below in conjunction with accompanying drawing.As depicted in figs. 1 and 2, the disk type braker with asymmetric brake pad of present embodiment comprises brake disc (figure does not show), lay respectively at the described brake disc outside and inboard outside brake pad and inboard brake pad, and the caliper support 3 that supports described outside brake pad and inboard brake pad, described outside brake pad comprises outer paranotum 4 and the outside friction plate 1 that is fixed on the described outer paranotum 4, paranotum 5 and the inboard friction plate 2 that is fixed on the described interior paranotum 5 in described inboard brake pad comprises, the area of the friction plate attachment face of described outer paranotum 4 is greater than the area of the side friction plate attachment face of paranotum 5 in described, the volume of described outside friction plate 1 is greater than the volume of described inboard friction plate 2, and the friction area of described outside friction plate 1 and described brake disc is greater than the friction area of described inboard friction plate 2 with described brake disc.Further, the area of the friction plate attachment face of described outer paranotum 4 is big by 8%～15% greater than the area of the side friction plate attachment face of paranotum 5 in described.Preferably, all volume and the corresponding friction area than described inboard brake pad is big by 8%～15% for the volume of described outside brake pad and corresponding friction area.The volume of described outer paranotum 4 is preferably greater than the volume that equals described interior paranotum 5, and described outside friction plate 1 is preferably identical with the thickness of described inboard friction plate 2.Described caliper support 3 rigidly fixes by bolt and vehicle bridge (figure does not show), and described outside brake pad and described inboard brake pad can only be in the axial motions of the described brake disc in caliper support 3 upper edges.Because the volume of outside brake pad and corresponding friction area are than the volume of inboard brake pad and corresponding friction area is big and the area of the friction plate attachment face of described outer paranotum 4 is big greater than the area of the side friction plate attachment face of described interior paranotum 5, in braking process, outside brake pad is offset the heat dissipation potential difference that varies in size and bring because of the space by its higher thermal capacity and lower pressure, the wearing and tearing of outside friction plate 1 and inboard friction plate 2 can be consistent, effectively avoid uneven and the too high situation of one-sided brake pad local temperature of being heated of brake disc, and then the working life of improving disk type braker.
Claims (5)
1. disk type braker with asymmetric brake pad, comprise brake disc, lay respectively at the described brake disc outside and inboard outside brake pad and inboard brake pad, and the caliper support that supports described outside brake pad and inboard brake pad, described outside brake pad comprises outer paranotum and the outside friction plate that is fixed on the described outer paranotum, paranotum and the inboard friction plate that is fixed on the described interior paranotum in described inboard brake pad comprises, it is characterized in that, the area of the friction plate attachment face of described outer paranotum is greater than the area of the friction plate attachment face of paranotum in described, the volume of described outside friction plate is greater than the volume of described inboard friction plate, and the friction area of described outside friction plate and described brake disc is greater than the friction area of described inboard friction plate and described brake disc.
2. disk type braker according to claim 1 is characterized in that, the area of the friction plate attachment face of described outer paranotum is bigger by 8%～15% than the area of the friction plate attachment face of paranotum in described.
3. disk type braker according to claim 1 and 2 is characterized in that, the volume of described outer paranotum is greater than the volume of paranotum in described.
4. disk type braker according to claim 1 and 2 is characterized in that, the volume of described outside brake pad and corresponding friction area are bigger by 8%～15% than the volume and the corresponding friction area of described inboard brake pad.
5. disk type braker according to claim 4 is characterized in that, described outside friction plate is identical with the thickness of described inboard friction plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206581119U CN202017717U (en) | 2010-12-14 | 2010-12-14 | Disc brake with asymmetrical friction pads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206581119U CN202017717U (en) | 2010-12-14 | 2010-12-14 | Disc brake with asymmetrical friction pads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202017717U true CN202017717U (en) | 2011-10-26 |
Family
ID=44811387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206581119U Expired - Lifetime CN202017717U (en) | 2010-12-14 | 2010-12-14 | Disc brake with asymmetrical friction pads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202017717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108463643A (en) * | 2015-12-16 | 2018-08-28 | 克诺尔商用车制动系统有限公司 | Floating caliper brake |
-
2010
- 2010-12-14 CN CN2010206581119U patent/CN202017717U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108463643A (en) * | 2015-12-16 | 2018-08-28 | 克诺尔商用车制动系统有限公司 | Floating caliper brake |
| CN108463643B (en) * | 2015-12-16 | 2020-08-04 | 克诺尔商用车制动系统有限公司 | Floating caliper disc brake |
| US11215248B2 (en) | 2015-12-16 | 2022-01-04 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Floating-caliper disc brake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGFENG COMMERCIAL VEHICLE CO., LTD. Free format text: FORMER OWNER: DONGFENG AUTOMOBILE CO., LTD. Effective date: 20140505 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430033 WUHAN, HUBEI PROVINCE TO: 442001 SHIYAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140505 Address after: 442001 Shiyan City, Hubei province city Zhangwan District Road No. 2 Patentee after: Dongfeng Commercial Vehicle Co.,Ltd. Address before: 430033 No. 10 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei Patentee before: DONGFENG MOTER Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |