CN216102059U - Steel backing and silencing piece matching structure - Google Patents
Steel backing and silencing piece matching structure Download PDFInfo
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- CN216102059U CN216102059U CN202122966001.XU CN202122966001U CN216102059U CN 216102059 U CN216102059 U CN 216102059U CN 202122966001 U CN202122966001 U CN 202122966001U CN 216102059 U CN216102059 U CN 216102059U
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- steel backing
- silencing
- jaw
- groove
- piece
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 230000030279 gene silencing Effects 0.000 title claims description 49
- 241000357293 Leptobrama muelleri Species 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 238000007493 shaping process Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009323 psychological health Effects 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of automobile noise reduction sheets, and particularly relates to a matching structure of a steel backing and a noise reduction sheet, which comprises the steel backing and the noise reduction sheet, wherein the upper end and the lower end of the steel backing are respectively provided with a sliding positioning groove and a fixing groove, the top of one end face of the steel backing is fixedly provided with a fixing edge, the top of the noise reduction sheet is bent and formed with an upper clamping jaw, the bottom of the noise reduction sheet is bent and formed with a lower clamping jaw, the head ends of the upper clamping jaw and the lower clamping jaw are respectively and fixedly connected with a clamping block, the clamping blocks connected with one end of the upper clamping jaw and one end of the lower clamping jaw are quickly positioned and clamped in the fixing grooves, and the quick and stable assembly connection of the steel backing and the noise reduction sheet is realized by matching with the limit of the fixing edge.
Description
Technical Field
The utility model belongs to the technical field of automobile silencing pieces, and particularly relates to a matching structure of a steel backing and a silencing piece.
Background
The vibration of the automobile brake system can not only generate serious noise pollution to influence the comfort and even physical and psychological health of passengers, but also cause fatigue damage to automobile parts. The sound-deadening sheet can convert the energy of mechanical vibration and sound vibration into heat energy or other forms of energy by using a viscoelastic damping material so as to play a remarkable vibration and noise reduction effect, and is applied to automobile brakes more and more widely at present.
The common matching structure of the steel backing and the silencing piece is riveted, the bolt is connected, the bonding connection is realized, the riveting and the bolt connection are complex in process during assembly, the production cost is high, the bonding connection is easy to cause the silencing piece to be staggered and the silencing effect to be poor in bonding failure in the process of multiple braking, particularly when a disc type brake system is adopted, a brake master pump generates hydraulic pressure to act on a piston inside a brake caliper, the brake caliper applies acting force to a brake disc, the brake caliper applies pressure to a friction plate to enable the friction block to be in contact with the brake disc, the friction plate receives friction force in the tangential direction, the silencing piece and the steel backing are easy to displace, after repeated braking is carried out for multiple times, the displacement is larger and larger, so that the silencing piece interferes with a caliper support, and abnormal sound is generated.
SUMMERY OF THE UTILITY MODEL
The common matching structure of the steel backing and the silencing sheet is complex in riveting process and low in production efficiency, the silencing sheet and the steel backing are easy to displace in bonding connection, and after repeated braking is carried out for many times, the displacement is larger and larger, so that the silencing sheet interferes with the caliper support, and abnormal sound is generated. The utility model provides a matching structure of a steel back and a silencing sheet.
The utility model provides the following technical scheme: the utility model provides a cooperation structure of steel backing and amortization piece, includes steel backing and amortization piece, slip constant head tank and fixed slot have all been seted up at the upper and lower both ends of steel backing, the fixed arris that is equipped with in top of the one end terminal surface of steel backing, the top of amortization piece is bent the shaping and is had last jack catch, the bottom of amortization piece is bent the shaping and is had lower jack catch, the equal fixedly connected with card piece of head end of going up jack catch and lower jack catch.
The number of the sliding positioning grooves is four, the sliding positioning grooves are formed in the left side and the right side of the upper end face and the lower end face of the steel backing and penetrate through the end face, facing the silencing piece, of the steel backing, the number of the upper clamping jaws and the number of the lower clamping jaws are two, and the two sliding positioning grooves are respectively arranged on the left side and the right side of the top end of the silencing piece and the left side and the right side of the bottom end of the silencing piece in a bilateral symmetry mode; when the silencing piece is connected with the steel back, the quick positioning connection can be realized through the sliding positioning groove and the clamping block.
The clamping block is in a trapezoidal block structure, the upper bottom of the clamping block faces back to the silencing sheet, the length of the upper clamping jaw and the length of the lower clamping jaw are the same as that of the sliding positioning groove, and the length of the lower bottom of the clamping block is the same as that of the fixing groove; the clamping block can be expanded and deformed outwards on the inclined plane of the sliding positioning groove and reset and clamped on the fixing groove in the process of being inserted into the sliding positioning groove, so that the steel backing and the silencing piece are conveniently assembled and connected.
The bottom surface of the clamping block connected with one end of the lower jaw is flush with the bottom surface of the lower jaw, the top surface of the clamping block connected with one end of the upper jaw is flush with the top surface of the upper jaw, and the widths of the fixing groove, the upper jaw, the lower jaw and the clamping block are the same; the steel backing and the silencing sheet are assembled together, and the back edge part can be kept level.
The fixing edge is arranged on the end face, facing the silencing sheet, of the steel back along the top of the steel back, a notch matched with the upper clamping jaw is formed in the fixing edge, and the bottom of the fixing edge is attached to the top of the silencing sheet; the fixed arris can play the role of limiting and fixing the silencing sheet.
The utility model has the beneficial effects that: when the silencing sheet is connected with the steel back, the quick positioning connection can be realized through the sliding positioning groove and the clamping block; the clamping block can be expanded and deformed on the inclined plane of the sliding positioning groove and reset and clamped on the fixing groove in the process of being inserted into the sliding positioning groove, so that the steel backing and the silencing sheet are conveniently assembled and connected; the steel backing and the silencing sheet are assembled together, and the edge part can be kept level and level; the fixed arris can play the role of limiting and fixing the silencing sheet.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of a steel backing according to the present invention;
FIG. 4 is a schematic structural diagram of the noise-damping sheet according to the present invention;
in the figure: 1. a steel backing; 2. a silencing sheet; 3. fixing the edge; 4. a slide positioning groove; 5. fixing grooves; 6. an upper jaw; 7. a lower jaw; 8. and a clamping block.
Detailed Description
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a cooperation structure of steel backing and amortization piece, includes steel backing 1 and amortization piece 2, slip constant head tank 4 and fixed slot 5 have all been seted up at the upper and lower both ends of steel backing 1, the fixed arris 3 that is equipped with in top of the one end terminal surface of steel backing 1, the top of amortization piece 2 is bent the shaping and is had last jack catch 6, the shaping of bending of bottom of amortization piece 2 has lower jack catch 7, the equal fixedly connected with card blocking piece 8 of head end of going up jack catch 6 and lower jack catch 7.
The number of the sliding positioning grooves 4 is four, the sliding positioning grooves are formed in the left side and the right side of the upper end face and the lower end face of the steel backing 1 and penetrate through the end face, facing the silencing piece 2, of the steel backing 1, and the number of the upper clamping jaws 6 and the number of the lower clamping jaws 7 are two and are respectively arranged on the left side and the right side of the top end and the left side and the right side of the bottom end of the silencing piece 2 in a bilateral symmetry mode; when the silencing piece 2 is connected with the steel backing 1, the quick positioning connection can be realized through the sliding positioning groove 4 and the clamping block 8.
The sliding positioning groove 4 and the fixing groove 5 are communicated with each other, the inner widths of the sliding positioning groove 4 and the fixing groove 5 are the same, one end of the fixing groove 5 is communicated with the end face of the other end of the steel backing 1, the sliding positioning groove 4 is of a trapezoid groove structure, the fixing groove 5 is of a square groove structure, the height of the fixing groove 5 is the same as the length of the lower bottom of the sliding positioning groove 4, the clamping block 8 is of a trapezoid block structure, the upper bottom of the clamping block 8 faces away from the silencing piece 2, the lengths of the upper clamping claw 6 and the lower clamping claw 7 are the same as the length of the sliding positioning groove 4, and the length of the lower bottom of the clamping block 8 is the same as the height of the fixing groove 5; the clamping block 8 can be expanded and deformed on the inclined plane of the sliding positioning groove 4 and reset and clamped on the fixing groove 5 in the process of being inserted into the sliding positioning groove 4, so that the steel backing 1 and the silencing piece 2 are conveniently assembled and connected.
The bottom surface of a clamping block 8 connected with one end of the lower jaw 7 is flush with the bottom surface of the lower jaw 7, the top surface of the clamping block 8 connected with one end of the upper jaw 6 is flush with the top surface of the upper jaw 6, and the widths of the fixing groove 5, the upper jaw 6, the lower jaw 7 and the clamping block 8 are the same; the steel backing 1 and the silencing sheet 2 are assembled together, and the back edge part can be kept level.
The fixed edge 3 is arranged on the end face, facing the silencing piece 2, of the steel backing 1 along the top of the steel backing 1, a notch matched with the upper clamping jaw 6 is formed in the fixed edge 3, and the bottom of the fixed edge 3 is attached to the top of the silencing piece 2; the fixed arris 3 can play the role of limiting and fixing the silencing sheet 2.
The working principle and the using process of the utility model are as follows: when connecting steel backing 1 and amortization piece 2, be equipped with one end terminal surface that jack catch 6 and jack catch 7 down with amortization piece 2 towards the steel backing 1 and be equipped with the one end terminal surface of fixed arris 3, then make the card that sets up at both ends about amortization piece 2 block 8 and slide in the constant head tank 4, the inclined plane of card 8 and the inclined plane sliding friction of sliding constant head tank 4 in the slip process, and the card 8 expands outward and produces elastic deformation, and finally reset and clamp on fixed slot 5, thereby with steel backing 1, the convenient equipment connection of amortization piece 2, steel backing 1 this moment, the laminating of the opposite one end terminal surface of amortization piece 2, the bottom of the fixed arris 3 of top laminating of amortization piece 2.
Claims (5)
1. The utility model provides a cooperation structure of steel backing and amortization piece which characterized in that: the steel backing and the silencing piece are included, sliding positioning grooves and fixing grooves are formed in the upper end and the lower end of the steel backing, fixing edges are fixedly arranged at the top of the end face of one end of the steel backing, an upper clamping jaw is formed in the bending mode of the top of the silencing piece, a lower clamping jaw is formed in the bending mode of the bottom of the silencing piece, and clamping blocks are fixedly connected to the head ends of the upper clamping jaw and the lower clamping jaw.
2. The matching structure of the steel backing and the silencing plate as recited in claim 1, wherein: the number of the sliding positioning grooves is four, the sliding positioning grooves are formed in the left side and the right side of the upper end face and the lower end face of the steel backing and penetrate through the end face, facing the silencing piece, of the steel backing, the number of the upper clamping jaws and the number of the lower clamping jaws are two, and the sliding positioning grooves are respectively arranged on the left side and the right side of the top end of the silencing piece and the left side and the right side of the bottom end of the silencing piece in a bilateral symmetry mode.
3. The matching structure of the steel backing and the silencing plate as recited in claim 1, wherein: the slide positioning groove and the fixed groove are mutually communicated, the inner width of the slide positioning groove and the inner width of the fixed groove are the same, one end of the fixed groove is communicated with the end face of the other end of the steel back, the slide positioning groove is of a trapezoidal groove structure, the fixed groove is of a square groove structure, the height of the fixed groove is the same as the length of the lower bottom of the slide positioning groove, the clamping block is of a trapezoidal block structure, the upper bottom of the clamping block is back to the silencing piece, the length of the upper clamping jaw and the length of the lower clamping jaw are the same as the length of the slide positioning groove, and the length of the lower bottom of the clamping block is the same as the height of the fixed groove.
4. The matching structure of the steel backing and the silencing plate as recited in claim 1, wherein: the bottom surface of the clamping block connected with one end of the lower jaw is flush with the bottom surface of the lower jaw, the top surface of the clamping block connected with one end of the upper jaw is flush with the top surface of the upper jaw, and the widths of the fixing groove, the upper jaw, the lower jaw and the clamping block are the same.
5. The matching structure of the steel backing and the silencing plate as recited in claim 1, wherein: the fixed edge is arranged on the end face, facing the silencing piece, of the steel back along the top of the steel back, a notch matched with the clamping jaw is formed in the fixed edge, and the bottom of the fixed edge is attached to the top of the silencing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122966001.XU CN216102059U (en) | 2021-11-30 | 2021-11-30 | Steel backing and silencing piece matching structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122966001.XU CN216102059U (en) | 2021-11-30 | 2021-11-30 | Steel backing and silencing piece matching structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216102059U true CN216102059U (en) | 2022-03-22 |
Family
ID=80719019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122966001.XU Expired - Fee Related CN216102059U (en) | 2021-11-30 | 2021-11-30 | Steel backing and silencing piece matching structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216102059U (en) |
-
2021
- 2021-11-30 CN CN202122966001.XU patent/CN216102059U/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 |
Granted publication date: 20220322 |