CN212500323U - Excitation cover for automobile braking system - Google Patents
Excitation cover for automobile braking system Download PDFInfo
- Publication number
- CN212500323U CN212500323U CN202020684162.2U CN202020684162U CN212500323U CN 212500323 U CN212500323 U CN 212500323U CN 202020684162 U CN202020684162 U CN 202020684162U CN 212500323 U CN212500323 U CN 212500323U
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- China
- Prior art keywords
- coherent
- housing
- opening
- sealing groove
- shaped sealing
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- 230000005284 excitation Effects 0.000 title claims abstract description 23
- 230000001427 coherent effect Effects 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims description 22
- 229920002943 EPDM rubber Polymers 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model provides an excitation cover for an automobile braking system, which comprises a shell and a connecting body; the shell is provided with an opening; the coherent body is provided with a coherent cavity, the bottom end of the coherent body is provided with an open opening communicated with the coherent cavity, one end, far away from the open opening, of the side wall of the coherent body is provided with an annular bulge protruding outwards, an annular continuous through groove communicated with the coherent cavity is formed in the annular bulge, and the coherent body is arranged above the shell and is connected with the opening edge of the shell along the open opening edge. The utility model provides high automobile brake system's durability compromises the damping performance, opens steadily when driving and parking during operation, the security, and the travelling comfort is high.
Description
Technical Field
The utility model relates to an automobile parts technical field especially relates to an automobile brake system is with excitation cover.
Background
The main function of the air brake valve is to provide reliable and stable fluid for the brake system and balance the air pressure fluctuation caused by poor external media. The excitation cover is an important part in an automobile braking system, the quality of the excitation cover directly influences the reliability of braking and the operation comfort of a driver, and the excitation cover plays a key role in driving safety.
The left side of the upper part of the existing excitation cover product adopts a 1-shaped structure, and a central body is in a straight cylinder penetrating type; the right side is in a shape of a Chinese character 'kou', the edge angle of the inner wall is a sharp corner, and the bottom is provided with only two spherical bosses; the disadvantages of this product are: the structure technology is old, when the airflow fluctuates, the excitation cover moves, and the excitation cover is easy to slide under the long-term vibration condition; the design of a square-shaped structure is easy to assemble and clamp, and the operability is poor; the spherical boss is easy to cause brake pressure imbalance after external bad media invade, the stability of driving and parking brake is greatly reduced, and the driving safety is influenced.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that exists among the background art, the utility model provides an automobile braking system is with excitation cover.
The utility model provides an excitation cover for an automobile braking system, which comprises a shell and a connecting body; the shell is provided with an opening; the coherent body is provided with a coherent cavity, the bottom end of the coherent body is provided with an open opening communicated with the coherent cavity, one end, far away from the open opening, of the side wall of the coherent body is provided with an annular bulge protruding outwards, an annular continuous through groove communicated with the coherent cavity is formed in the annular bulge, and the coherent body is arranged above the shell and is connected with the opening edge of the shell along the open opening edge.
Preferably, the top end of the coherent body is recessed into the coherent cavity, and any section of the top end is a plane.
Preferably, the annular bulge is in arc transition connection with both the top end and the side wall of the coherent body.
Preferably, the coherent body has a rectangular cross section, and a length direction of the coherent body coincides with a length direction of the housing.
Preferably, the sealing structure further comprises a U-shaped sealing groove, the U-shaped sealing groove is arranged above the shell and located on one side of the length direction of the connecting body, the bottom end of the U-shaped sealing groove is connected with the shell, and a U-shaped opening of the U-shaped sealing groove faces towards the connecting body.
Preferably, one end of the outer side of the U-shaped sealing groove, which is far away from the shell, is provided with a corner chamfer.
Preferably, casing length direction both sides bottom all is equipped with two first location bosss and first location boss is located its opening both sides, and casing length direction both ends bottom all is equipped with two second location bosss.
Preferably, the first positioning boss is of a rectangular structure, and the second positioning boss is of a sector arc structure, and an arc opening of the second positioning boss faces the inner side of the shell.
Preferably, the shell, the continuous body and the U-shaped sealing groove are integrally formed, and the shell, the continuous body and the U-shaped sealing groove are all formed by vulcanizing ethylene propylene diene monomer.
The utility model provides a pair of excitation cover for automobile brake system, the body that links up adopts middle concave yield both ends arcuation tensile design, through concave yield interval assembly at the connecting steel plate, through outstanding arcuation body design, when external bad medium invades, can effectively keep apart the greasy dirt, effective shock attenuation simultaneously. The U-shaped sealing groove adopts an embedded semi-sealing design, is in pin connection with the brake cylinder body through the connecting sleeve, and the left end and the right end of the U-shaped sealing groove are simultaneously stressed and fixed in opposite directions so as to prevent the excitation cover from twisting and sliding off during reciprocating motion. The utility model provides high automobile brake system's durability compromises the damping performance, opens steadily when driving and parking during operation, the security, and the travelling comfort is high.
Drawings
Fig. 1 is a schematic structural diagram of an excitation cover for an automobile braking system according to the present invention;
fig. 2 is a top view of an excitation cover for an automotive braking system according to the present invention;
fig. 3 is a bottom view of the excitation cover for the vehicle brake system according to the present invention.
Detailed Description
Referring to fig. 1 to 3, the present invention provides an excitation cover for an automobile brake system, which includes a housing 1, a connection body 2 and a U-shaped sealing groove 6; the housing 1 is provided with an opening, wherein:
the coherent body 2 is provided with a coherent cavity 4, the bottom end of the coherent body 2 is provided with an opening communicated with the coherent cavity 4, one end, far away from the opening, of the side wall of the coherent body 2 is provided with an annular bulge 3 protruding outwards, and an annular continuous groove 5 communicated with the coherent cavity 4 is formed in the annular bulge 3. The coherent body 2 has a rectangular cross section, and the length direction of the coherent body 2 is identical to the length direction of the housing 1, and the coherent body 2 is disposed above the housing 1 and the opening edge thereof is connected with the opening edge of the housing 1. The top end of the coherent body 2 is recessed into the coherent cavity 4, any section of the top end of the coherent body is a plane, and the annular bulge 3 is in arc transition connection with the top end and the side wall of the coherent body 2.
U type seal groove 6 sets up in casing 1 top and is located 2 length direction one sides of linking up, and U type seal groove 6 bottom is connected and U type opening of U type seal groove 6 is towards linking up body 2 with casing 1. And one end of the outer side of the U-shaped sealing groove 6, which is far away from the shell 1, is provided with a corner chamfer 7.
The utility model discloses in, link up body 2 and adopt middle concave yield both ends arcuation tensile design, through concave yield interval assembly at the steel sheet of connection, through outstanding arcuation body design, when external bad medium invades into, can effectively keep apart the greasy dirt, effective shock attenuation simultaneously. U type seal groove 6 adopts embedded semi-sealed design, through adapter sleeve and brake cylinder body pin junction, and the end is fixed in opposite directions atress simultaneously about U type seal groove 6 to prevent that the excitation cover from producing the distortion landing when reciprocating motion, adopt the design of edges and corners chamfer 7, greatly improve assembly validity and leakproofness.
In this embodiment, 1 length direction both sides bottom of casing all is equipped with two first location bosss 8 and first location boss 8 is located its opening both sides, and 1 length direction both ends bottom of casing all is equipped with two second location bosss 9. The first positioning boss 8 is rectangular, the second positioning boss 9 is sector arc structure and its arc opening faces the inner side of the shell. The left end face and the right end face of the shell 1 adopt four positioning bosses with the same size and sector arc structures and four rectangular bosses on the bottom surface of the middle end are symmetrically and uniformly distributed along the axis, so that the cylinder body is protected; when the automobile is started, sufficient air pressure needs to be provided in the buffer chamber to guarantee stable starting, when abnormal large air pressure outside the air chamber is received, the structural design of four fan arcs at the left end of the bottom and four rectangular bosses at the right end is adopted, the bearing stress of edges is uniform, the stability is greatly improved, when the brake is released, air flow is adjusted back to supplement the valve body through boss gaps, the rubber body is prevented from being adsorbed on the cylinder body, the air flow required at the moment of opening the brake valve is reliably guaranteed, the air pressure inside and outside the brake valve is guaranteed to be always in a safety requirement range through the damping effect of air on the buffer steel sheet, the smoothness of braking is guaranteed, the air pressure is timely compensated by frequent acceleration and deceleration in the process of driving, the novel structure is novel.
In this embodiment, the casing 1, the through body 2, and the U-shaped sealing groove 6 are integrally formed, and the casing, the through body, and the U-shaped sealing groove are all vulcanized by ethylene propylene diene monomer. The product material adopts the ethylene propylene diene monomer rubber with excellent aging resistance and ozone resistance, the defect of short service life of natural rubber and the like is overcome, the transfer injection molding process is adopted in production, the product compactness is good, and the internal chemical performance is uniform and stable. During production, the mold adopts a downward-pressing type demolding structure, demolding speed is high, production efficiency is high, thermal energy consumption loss during vulcanization is reduced, stable product quality is guaranteed, after vulcanization molding, edges are directly torn off along the edges, and the edges are packaged and stored in a warehouse after inspection. The product flow is reduced, the product quality level is improved, and the stable performance of the product is greatly ensured.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. An excitation hood for a vehicle brake system, characterized by comprising a housing (1) and a coherent body (2); the shell (1) is provided with an opening; the coherent body (2) is provided with a coherent cavity (4), the bottom end of the coherent body (2) is provided with an open opening communicated with the coherent cavity (4), one end, far away from the open opening, of the side wall of the coherent body (2) is provided with an annular bulge (3) protruding outwards, an annular continuous groove (5) communicated with the coherent cavity (4) is arranged inside the annular bulge (3), and the coherent body (2) is arranged above the shell (1) and is connected with the opening edge of the shell (1) along the open opening edge.
2. The exciter cup for a vehicle brake system according to claim 1, characterized in that the top end of the continuous body (2) is recessed into the continuous cavity (4) and any cross section of the top end is planar.
3. The exciter cup for a vehicle brake system according to claim 2, characterized in that the annular projection (3) is in arc-shaped transition connection with both the top end and the side wall of the connecting body (2).
4. The exciter cover for a vehicle brake system according to any of claims 1 to 3, characterized in that the coherent body (2) has a rectangular cross section and the length direction of the coherent body (2) coincides with the length direction of the housing (1).
5. The excitation cover for the automobile brake system according to claim 4, further comprising a U-shaped sealing groove (6), wherein the U-shaped sealing groove (6) is disposed above the housing (1) and located on one side of the linking body (2) in the length direction, the bottom end of the U-shaped sealing groove (6) is connected with the housing (1), and the U-shaped opening of the U-shaped sealing groove (6) faces the linking body (2).
6. The exciter cup for a vehicle brake system according to claim 5, characterized in that an angular chamfer (7) is provided at the end of the U-shaped sealing groove (6) facing away from the housing (1).
7. The excitation cover for the brake system of the automobile according to any one of claims 1 to 3, wherein the housing (1) is provided with two first positioning bosses (8) at both bottom ends in the length direction and the first positioning bosses (8) at both sides of the opening thereof, and the housing (1) is provided with two second positioning bosses (9) at both bottom ends in the length direction.
8. The exciter cover for vehicle brake systems according to claim 7, characterized in that the first positioning projection (8) is of rectangular configuration and the second positioning projection (9) is of sector-arc configuration and its arc opening faces the inside of the housing.
9. The excitation cover for the automobile braking system according to claim 5, wherein the housing (1), the linking body (2) and the U-shaped sealing groove (6) are integrally formed, and the housing (1), the linking body (2) and the U-shaped sealing groove (6) are all vulcanized by ethylene propylene diene monomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684162.2U CN212500323U (en) | 2020-04-29 | 2020-04-29 | Excitation cover for automobile braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684162.2U CN212500323U (en) | 2020-04-29 | 2020-04-29 | Excitation cover for automobile braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212500323U true CN212500323U (en) | 2021-02-09 |
Family
ID=74435017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020684162.2U Expired - Fee Related CN212500323U (en) | 2020-04-29 | 2020-04-29 | Excitation cover for automobile braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212500323U (en) |
-
2020
- 2020-04-29 CN CN202020684162.2U patent/CN212500323U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210209 |