CN205371418U - High -speed railway is powder metallurgy brake lining for EMUs - Google Patents
High -speed railway is powder metallurgy brake lining for EMUs Download PDFInfo
- Publication number
- CN205371418U CN205371418U CN201620065126.1U CN201620065126U CN205371418U CN 205371418 U CN205371418 U CN 205371418U CN 201620065126 U CN201620065126 U CN 201620065126U CN 205371418 U CN205371418 U CN 205371418U
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- CN
- China
- Prior art keywords
- brake pad
- straight line
- supporting plate
- triangle supporting
- powder metallurgy
- Prior art date
- 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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Abstract
The utility model relates to a high -speed railway is powder metallurgy brake lining for EMUs, installation backplate, triangle layer board and clutch blocks including mutual fixed connection, be equipped with the locating pin on the triangle layer board, a side of locating pin place triangle layer board is sharp limit, and two relative in addition limits are inside the sunken arc limit in triangle layer board center, three limits of triangle layer board are passed through the circular arc limit and are connected. The utility model discloses installation backplate, triangle layer board and clutch blocks installation are compact, and because side design in line limit with being equipped with the locating pin on the triangle layer board, and the effect of can the pencil stablizing triangular bracket connecting in the brake lining structure is guaranteed clutch blocks and brake disc and is effectively laminated.
Description
Technical field
This utility model relates to a kind of high-speed railway EMUs powder metallurgy brake pad, belongs to train braking system part of appliance field.
Background technology
The brake lining that powder metallurgical technique is made is assembled on brake plate support, refills and is fitted in brakes.In order to make the brake lining being arranged on brake plate support reliable contacts braking dish in braking procedure, but owing to existing brake lining structural design is unreasonable, cause train braking at a high speed easily causing brake lining under alternate stress and high heat load effect because of uneven generation flexural deformation of being heated, the each friction area of brake pad absorbs energy difference and causes eccentric wear, loosely cause bonding with brake pad of backboard comes off, brake lining rotates and causes abrasive dust to assemble, the generation of these phenomenons can affect retardation efficiency, reduce brake lining service life, cause handling difficulty simultaneously.
Utility model content
In view of the presence of disadvantages described above, this utility model provides a kind of high-speed railway EMUs powder metallurgy brake pad to solve above-mentioned technical problem.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of high-speed railway EMUs powder metallurgy brake pad, including installing backboard, triangle supporting plate and brake pad, being provided with the triangle supporting plate installing hole on same straight line, the first brake pad installing hole and hole, location on described installation backboard, described installation backboard one side is provided with the first spheric groove；
Described triangle supporting plate one side has convex spherical the first installation base, it is provided with protrusion post in the middle part of described first installation base, the described triangle supporting plate of described first installation base side is provided with alignment pin, described alignment pin is connected with hole, described location adaptation, and described first installation base adaptation is positioned at described first spheric groove and described protrusion post penetrates triangle supporting plate installing hole and is connected by spring clip is fixing with installation backboard；Described triangle supporting plate another side is provided with the second spheric groove；Described first installation base side is provided with the second brake pad installing hole；
Described brake pad one side is provided with convex spherical the second installation base, be provided with connection axle in the middle part of described second installation base, described second installation base adaptation be positioned at the second spheric groove and described connection axle sequentially pass through the second brake pad installing hole and the first brake pad installing hole after by spring collar, installation backboard, triangle supporting plate and brake pad are integrally fixed；One side of described alignment pin place triangle supporting plate is straight line, and two additionally relative limits are the arc-shaped side of inside described triangle supporting plate central concave, and three limits of described triangle supporting plate are connected by arc-shaped edges.
The beneficial effects of the utility model are: this utility model is installed backboard, triangle supporting plate and brake pad and installed compact, and the side owing to triangle supporting plate being provided with alignment pin is designed to straight line, can the effect formed a connecting link in brake lining structure of wire harness stability triangle bracket, it is ensured that brake pad and braking dish are effectively fitted.
On the basis of technique scheme, this utility model can also do following improvement.
This utility model is a kind of high-speed railway EMUs powder metallurgy brake pad as mentioned above, further, is provided with three louvres in the middle part of described installation backboard.
Adopt and above-mentioned further provide the benefit that: in the middle part of described installation backboard, increase louvre, stablize the frictional behaviour of brake pad, raising service life.
This utility model is a kind of high-speed railway EMUs powder metallurgy brake pad as mentioned above, and further, described brake pad is hexagon.
This utility model is a kind of high-speed railway EMUs powder metallurgy brake pad as mentioned above, and further, described hexagon brake pad is regular hexagon, is connected by circular arc line between described orthohexagonal six limit straight lines.
Adopt above-mentioned further scheme to provide the benefit that: to guarantee that brake pad profile smoothness smooths, increase heat radiation gap, reduce stress and concentrate, it is prevented that brake lining falls slag, it is ensured that effectively friction area, stablize frictional behaviour, reduce abrasion, improve the life-span.
This utility model is a kind of high-speed railway EMUs powder metallurgy brake pad as mentioned above, further, described hexagon is irregular hexagon, described irregular hexagon includes being sequentially connected with the first straight line, the second straight line, the 3rd straight line, the 4th straight line and camber line limit by fillet, and the free end on camber line limit and the other end fillet of the first straight line connect.
This utility model is a kind of high-speed railway EMUs powder metallurgy brake pad as mentioned above, and further, described first straight line and the 4th straight line are arranged in parallel, and the second straight line and the 3rd straight line are that specular is arranged.
Adopt above-mentioned further scheme to provide the benefit that: to guarantee that brake pad profile smoothness smooths, increase heat radiation gap, reduce stress and concentrate, it is prevented that brake lining falls slag, it is ensured that effectively friction area, stablize frictional behaviour, reduce abrasion, improve the life-span.
Accompanying drawing explanation
Fig. 1 is this utility model one high-speed railway EMUs powder metallurgy brake pad front view；
Fig. 2 is Figure 1A-A generalized section；
Fig. 3 is the top view of a kind of embodiment of brake pad in this utility model a kind of high-speed railway EMUs powder metallurgy brake pad.
Fig. 4 is the shaft side figure of a kind of embodiment of brake pad in this utility model a kind of high-speed railway EMUs powder metallurgy brake pad.
Fig. 5 is the top view of brake pad another kind embodiment in a kind of high-speed railway EMUs powder metallurgy brake pad of this utility model.
Fig. 6 is the shaft side figure of brake pad another kind embodiment in a kind of high-speed railway EMUs powder metallurgy brake pad of this utility model.
Fig. 7 is the shaft side figure of this utility model a kind of high-speed railway EMUs powder metallurgy brake pad one angle of intermediate cam supporting plate.
Fig. 8 is the shaft side figure of another one angle of triangle supporting plate in a kind of high-speed railway EMUs powder metallurgy brake pad of this utility model.
Fig. 9 is this utility model one high-speed railway EMUs powder metallurgy brake pad axle side schematic diagram.
In accompanying drawing, the list of parts representated by each label is as follows:
1, backboard is installed, 11, triangle supporting plate installing hole, the 12, first brake pad installing hole, 13, hole, location, 2, triangle supporting plate, the 21, first installation base, 22, post is protruded, 23, alignment pin, the 24, second brake pad installing hole, 3, brake pad, the 31, second installation base, 32, connect axle, 33, the first straight line, the 34, second straight line, the 35, the 3rd straight line, 36, the 4th straight line, 37, camber line limit.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature being described, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, a kind of high-speed railway EMUs powder metallurgy brake pad, including installing backboard 1, triangle supporting plate 2 and brake pad 3, being provided with triangle supporting plate installing hole the 11, the first brake pad installing hole 12 on same straight line and hole 13, location on described installation backboard 1, namely the center in triangle supporting plate installing hole the 11, first brake pad installing hole 12 and hole 13, location is on the same line；Described installation backboard 1 one side is provided with the first spheric groove；
Described triangle supporting plate 2 one side has convex spherical the first installation base 21, protrusion post 22 it is provided with in the middle part of described first installation base 21, the described triangle supporting plate of described first installation base 21 side is provided with alignment pin 23, described alignment pin 23 is connected with hole 13, described location adaptation, and described first installation base 21 adaptation is positioned at described first spheric groove and described protrusion post 22 penetrates triangle supporting plate installing hole 11 and is connected by spring clip is fixing with installation backboard 1；Described triangle supporting plate 2 another side is provided with the second spheric groove；Described first installation base 21 side is provided with the second brake pad installing hole 24；
Described brake pad 3 one side is provided with convex spherical the second installation base 31, be provided with connection axle 32 in the middle part of described second installation base 31, described second installation base 31 adaptation be positioned at the second spheric groove and described connection axle 32 sequentially pass through the second brake pad installing hole 24 and the first brake pad installing hole 12 after pass through spring collar installation backboard 1, triangle supporting plate 2 and brake pad 3 be integrally fixed；One side of described alignment pin 24 place triangle supporting plate 2 is straight line, two additionally relative limits are the arc-shaped side of inside described triangle supporting plate central concave, three limits of described triangle supporting plate 2 are connected by arc-shaped edges, and in concrete example, each arc-shaped edges camber line is equal.
In certain embodiments, it is provided with three louvres in the middle part of described installation backboard 1.Can effectively stablize the frictional behaviour of brake pad, improve service life.
In other specific embodiments, described brake pad 3 is hexagon.Specifically, described hexagon brake pad is regular hexagon, is connected by circular arc line or six limit straight line fillets connect between described orthohexagonal six limit straight lines, and in concrete example, the camber line of described circular arc line is equal.
In other concrete examples, described hexagon is irregular hexagon, described irregular hexagon includes being sequentially connected with the first straight line the 33, second straight line the 34, the 3rd straight line the 35, the 4th straight line 36 and camber line limit 37 by fillet, and the free end on camber line limit 37 and the free end fillet of the first straight line 33 connect；Specifically, described first straight line 33 and the 4th straight line 36 are arranged in parallel, and the second straight line 34 and the 3rd straight line 35 are arranged in specular.In some concrete examples, described first straight line the 33, second straight line the 34, the 3rd straight line 35 is identical with the 4th straight line 36 length.This structure may insure that brake pad profile smoothness smooths, and increases heat radiation gap, reduces stress and concentrates, it is prevented that brake lining falls slag, it is ensured that effectively friction area, stablizes frictional behaviour, reduces abrasion, improves the life-span.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (6)
1. a high-speed railway EMUs powder metallurgy brake pad, it is characterized in that, including installing backboard, triangle supporting plate and brake pad, being provided with the triangle supporting plate installing hole on same straight line, the first brake pad installing hole and hole, location on described installation backboard, described installation backboard one side is provided with the first spheric groove；
Described triangle supporting plate one side has convex spherical the first installation base, it is provided with protrusion post in the middle part of described first installation base, the described triangle supporting plate of described first installation base side is provided with alignment pin, described alignment pin is connected with hole, described location adaptation, and described first installation base adaptation is positioned at described first spheric groove and described protrusion post penetrates triangle supporting plate installing hole and is connected by spring clip is fixing with installation backboard；Described triangle supporting plate another side is provided with the second spheric groove；Described first installation base side is provided with the second brake pad installing hole；
Described brake pad one side is provided with convex spherical the second installation base, be provided with connection axle in the middle part of described second installation base, described second installation base adaptation be positioned at the second spheric groove and described connection axle sequentially pass through the second brake pad installing hole and the first brake pad installing hole after by spring collar, installation backboard, triangle supporting plate and brake pad are integrally fixed；One side of described alignment pin place triangle supporting plate is straight line, and two additionally relative limits are the arc-shaped side of inside described triangle supporting plate central concave, and three limits of described triangle supporting plate are connected by arc-shaped edges.
2. a kind of high-speed railway EMUs powder metallurgy brake pad according to claim 1, it is characterised in that be provided with three louvres in the middle part of described installation backboard.
3. a kind of high-speed railway EMUs powder metallurgy brake pad according to claim 2, it is characterised in that described brake pad is hexagon.
4. a kind of high-speed railway EMUs powder metallurgy brake pad according to claim 3, it is characterised in that described hexagon brake pad is regular hexagon, is connected by circular arc line between described orthohexagonal six straight lines.
5. a kind of high-speed railway EMUs powder metallurgy brake pad according to claim 3, it is characterized in that, described hexagon is irregular hexagon, described irregular hexagon includes being sequentially connected with the first straight line, the second straight line, the 3rd straight line, the 4th straight line and camber line limit by fillet, and the free end on camber line limit and the other end fillet of the first straight line connect.
6. a kind of high-speed railway EMUs powder metallurgy brake pad according to claim 5, it is characterised in that described first straight line and the 4th straight line are arranged in parallel, and the second straight line and the 3rd straight line be specular layout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065126.1U CN205371418U (en) | 2016-01-22 | 2016-01-22 | High -speed railway is powder metallurgy brake lining for EMUs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065126.1U CN205371418U (en) | 2016-01-22 | 2016-01-22 | High -speed railway is powder metallurgy brake lining for EMUs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205371418U true CN205371418U (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065126.1U Expired - Fee Related CN205371418U (en) | 2016-01-22 | 2016-01-22 | High -speed railway is powder metallurgy brake lining for EMUs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205371418U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273954A (en) * | 2019-07-17 | 2019-09-24 | 中铁隆昌铁路器材有限公司 | A kind of motor train unit train powder metallurgy brake pad |
| CN110296167A (en) * | 2019-07-17 | 2019-10-01 | 中铁隆昌铁路器材有限公司 | A kind of high-speed EMUs powder metallurgy brake pad of spherical triangle shape |
-
2016
- 2016-01-22 CN CN201620065126.1U patent/CN205371418U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273954A (en) * | 2019-07-17 | 2019-09-24 | 中铁隆昌铁路器材有限公司 | A kind of motor train unit train powder metallurgy brake pad |
| CN110296167A (en) * | 2019-07-17 | 2019-10-01 | 中铁隆昌铁路器材有限公司 | A kind of high-speed EMUs powder metallurgy brake pad of spherical triangle shape |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180419 Address after: 053000 East Outer Ring Road West (overpass north entrance), Taocheng District, Hengshui, Hebei Patentee after: Mstar Technology Ltd in Hengshui Address before: Room 1508, No. 1699, Gubei Road, Minhang District, Shanghai Patentee before: SHANGHAI FUZHI NEW MATERIAL TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20190122 |