Silencing sheet for automobile brake pad

Abstract

The utility model discloses a silencing sheet for an automobile brake pad, which relates to the technical field of automobile accessories and comprises a high-temperature-resistant rubber sheet, the rear end of the high-temperature-resistant rubber sheet is fixedly connected with a metal sheet, and two sides of the metal sheet are provided with traction components convenient for dismounting the silencing sheet. According to the silencing piece for the automobile brake pad, the right side positioning piece, the first metal pipe, the second metal pipe, the left side positioning piece, the third metal pipe and the fourth metal pipe are arranged, when the silencing piece is used, two binding belts are taken, and the first binding belt penetrates through the first metal pipe and the second metal pipe on the right side positioning piece to form a binding belt ring; the second binding belt penetrates through the third metal pipe and the fourth metal pipe on the left positioning sheet and forms a binding belt ring, a gap is formed between the high-temperature-resistant rubber sheet and the steel backing by pulling the single-side binding belt, then a glue removing agent is sprayed along the gap, and the silencing sheet is slowly uncovered, so that the function of facilitating traction and disassembly is achieved; the problem that the device does not have the function of facilitating traction and disassembly is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessories, in particular to a silencer for automobile brake pads. Background Art

[0002] The silencer is a common auto part, which is mainly attached to the steel back of the brake pad. It reduces or eliminates the noise during braking by blocking each other between different materials and avoiding resonance.

[0003] The structures of the common silencers for automobile brake pads on the market are mostly similar. They are generally made of metal and rubber composite laminates, and the rubber surface is bonded to the steel back of the brake pad. There are some functional deficiencies in actual use and there is room for improvement. For example, the silencer and the steel back are usually bonded with heat-resistant adhesives. The price of a single silencer is more than 100 yuan. When replacing the brake pad, the silencer is usually removed and can be reused. The silencer bonded with adhesive is thin, so the most common way to disassemble it is to pry it from the edge with a pry tool or a screwdriver, which can easily cause damage to the rubber surface. It is more troublesome to disassemble and does not have the function of easy towing and disassembly.

[0004] Now, a novel silencer for automobile brake pad is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a silencer for automobile brake pads, so as to solve the problem that the background technology mentioned above does not have the function of being easy to pull and disassemble.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a silencer for automobile brake pads, comprising a high-temperature resistant rubber sheet, the rear end of the high-temperature resistant rubber sheet is fixedly connected to a metal sheet, both sides of the top of the metal sheet are respectively fixedly connected to fixing ears, and both sides of the metal sheet are provided with traction components for facilitating the disassembly of the silencer.

[0007] The traction assembly includes a right-side positioning plate, which is fixedly connected to the right side of the metal plate, a first metal tube is welded to the top of the right side of the right-side positioning plate, a second metal tube is welded to the bottom of the right side of the right-side positioning plate, a left-side positioning plate is fixedly connected to the left side of the metal plate, a third metal tube is welded to the top of the left side of the left-side positioning plate, and a fourth metal tube is welded to the bottom of the left side of the left-side positioning plate.

[0008] Preferably, the rear ends of the right positioning piece and the left positioning piece are flush with the rear end of the metal sheet, and the front ends of the right positioning piece and the left positioning piece exceed the front end of the high temperature resistant rubber sheet.

[0009] Preferably, the left side of the right positioning sheet is in contact with the right side of the high temperature resistant rubber sheet, and the right side of the left positioning sheet is in contact with the left side of the high temperature resistant rubber sheet.

[0010] Preferably, the rear ends of the first metal tube, the second metal tube, the third metal tube and the fourth metal tube are flush with the rear end of the metal sheet, and the first metal tube, the second metal tube, the third metal tube and the fourth metal tube have the same shape and size.

[0011] Preferably, the front end of the high temperature resistant rubber sheet is evenly coated with a high temperature resistant adhesive, the outer ring of the front end of the high temperature resistant rubber sheet is evenly coated with a pressure-sensitive adhesive, the rear end of the high temperature resistant rubber sheet is applied with a release paper, and tear heads are respectively provided on both sides of the release paper.

[0012] Preferably, the front ends of the high temperature resistant adhesive and the pressure sensitive adhesive are flush, and the tear heads are symmetrically distributed about the vertical center line of the release paper.

[0013] Preferably, a reserved groove is provided at the middle position of the rear end of the metal sheet, an RFID chip is horizontally placed inside the reserved groove, a high temperature resistant rubber sealing sheet is glued inside the reserved groove, and a QR code is sprayed on the rear end of the high temperature resistant rubber sealing sheet.

[0014] Preferably, the rear end of the high temperature resistant rubber sealing sheet is flush with the rear end of the metal sheet, and the front end of the high temperature resistant rubber sealing sheet is in contact with the inside of the reserved groove.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the silencer for automobile brake pads not only realizes the function of being easy to pull and disassemble, but also realizes the function of being easy to fit and also realizes the function of being easy to inventory;

[0016] (1) By providing a right positioning piece, a first metal tube, a second metal tube, a left positioning piece, a third metal tube and a fourth metal tube, when in use, the high temperature resistant rubber sheet and the metal sheet constitute the main body of the silencer, the surface of the high temperature resistant rubber sheet is in contact with the steel back of the brake pad, the fixing ear and the brake pad are connected by bolts, and the high temperature resistant rubber sheet and the steel back are bonded by a high temperature resistant adhesive. When disassembling, two cable ties are taken, the first cable tie is passed along the first metal tube and the second metal tube on the right positioning piece to form a cable tie loop, and the second cable tie is passed along the third metal tube and the fourth metal tube on the left positioning piece to form a cable tie loop. By pulling the single-sided cable tie, a gap is formed between the high temperature resistant rubber sheet and the steel back, and then the adhesive remover is sprayed along the gap to slowly uncover the silencer, thereby realizing the function of easy traction and disassembly;

[0017] (2) By providing a high temperature resistant adhesive, a pressure sensitive adhesive, a release paper and a tear head, during the initial installation, pinch the tear head on the side of the release paper to peel off the release paper, and then stick the surface where the high temperature resistant adhesive is located to the back of the steel. The right positioning sheet and the left positioning sheet can limit the position of the silencer sheet, and the bonding is completed by pressing. The pressure sensitive adhesive is used to adhere the release paper to prevent the edge from curling up and causing local drying of the high temperature resistant adhesive. During the secondary installation, the original high temperature resistant adhesive needs to be scraped off and the adhesive is reapplied, thereby achieving the function of easy bonding;

[0018] (3) By providing a reserved slot, an RFID chip, a high-temperature resistant rubber sealing sheet and a QR code, when in use, the RFID chip in the reserved slot on the back of the metal sheet facilitates the merchant to take inventory, and the relevant brand information of the silencer can be quickly read during maintenance. The QR code on the surface of the high-temperature resistant rubber sealing sheet stores relevant information such as installation instructions. When the user installs it by himself after purchase, he can understand the relevant installation matters by scanning the code, thus realizing the function of facilitating inventory. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of a partial cross-sectional structure of the utility model in a front view;

[0020] Figure 2 It is a rear view schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure of the local section at point A in the middle;

[0022] Figure 4 It is a schematic diagram of a partial cross-sectional structure of a metal sheet of the utility model from a rear view.

[0023] In the figure: 1. high temperature resistant rubber sheet; 2. metal sheet; 3. right positioning sheet; 4. first metal tube; 5. second metal tube; 6. left positioning sheet; 7. third metal tube; 8. fourth metal tube; 9. high temperature resistant adhesive; 10. pressure sensitive adhesive; 11. release paper; 12. tear head; 13. fixing ear; 14. reserved groove; 15. RFID chip; 16. high temperature resistant rubber sealing sheet; 17. QR code. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1: Please refer to Figure 1-4A silencer for automobile brake pads, comprising a high temperature resistant rubber sheet 1, a metal sheet 2 is fixedly connected to the rear end of the high temperature resistant rubber sheet 1, fixing ears 13 are fixedly connected to both sides of the top of the metal sheet 2, and traction components for facilitating the removal of the silencer are arranged on both sides of the metal sheet 2;

[0026] See also Figure 1-4 A silencer for a brake pad of an automobile also includes a traction assembly, which includes a right-side positioning piece 3, which is fixedly connected to the right side of a metal sheet 2, a first metal tube 4 is welded to the top of the right side of the right-side positioning piece 3, a second metal tube 5 is welded to the bottom of the right side of the right-side positioning piece 3, a left-side positioning piece 6 is fixedly connected to the left side of the metal sheet 2, a third metal tube 7 is welded to the top of the left side of the left-side positioning piece 6, and a fourth metal tube 8 is welded to the bottom of the left side of the left-side positioning piece 6;

[0027] The rear ends of the right positioning piece 3 and the left positioning piece 6 are flush with the rear end of the metal sheet 2, the front ends of the right positioning piece 3 and the left positioning piece 6 exceed the front end of the high temperature resistant rubber sheet 1, the left side of the right positioning piece 3 is in contact with the right side of the high temperature resistant rubber sheet 1, the right side of the left positioning piece 6 is in contact with the left side of the high temperature resistant rubber sheet 1, the rear ends of the first metal tube 4, the second metal tube 5, the third metal tube 7, and the fourth metal tube 8 are flush with the rear end of the metal sheet 2, and the first metal tube 4, the second metal tube 5, the third metal tube 7, and the fourth metal tube 8 have the same shape and size, which is convenient for lifting by force during disassembly;

[0028] Specifically, Figure 1 and Figure 2 As shown, take two cable ties, the first cable tie passes through the first metal tube 4 and the second metal tube 5 on the right positioning piece 3 to form a cable tie loop, and the second cable tie passes through the third metal tube 7 and the fourth metal tube 8 on the left positioning piece 6 to form a cable tie loop, and by pulling the single-sided cable tie, a gap is formed between the high-temperature resistant rubber sheet 1 and the steel back, and then the glue remover is sprayed along the gap, and the silencer sheet is slowly uncovered.

[0029] Embodiment 2: The front end of the high temperature resistant rubber sheet 1 is evenly coated with a high temperature resistant adhesive 9, the outer ring of the front end of the high temperature resistant rubber sheet 1 is evenly coated with a pressure sensitive adhesive 10, the rear end of the high temperature resistant rubber sheet 1 is applied with a release paper 11, and tear heads 12 are respectively provided on both sides of the release paper 11. The front ends of the high temperature resistant adhesive 9 and the pressure sensitive adhesive 10 are flush, and the tear heads 12 are symmetrically distributed about the vertical center line of the release paper 11, which facilitates adhesion and bonding while avoiding adhesive drying caused by warping of the paper edge;

[0030] Specifically, Figure 1 and Figure 3As shown, peel off the release paper 11, then stick the surface where the high temperature resistant adhesive 9 is located to the rigid back, the right positioning sheet 3 and the left positioning sheet 6 can limit the position of the silencer sheet, and the bonding is completed by pressing. The pressure-sensitive adhesive 10 is used to adhere the release paper 11 to prevent the edge from warping and causing local drying of the high temperature resistant adhesive 9. When installing for the second time, it is necessary to scrape off the original high temperature resistant adhesive 9 and reapply the adhesive.

[0031] Embodiment 3: A reserved groove 14 is provided at the middle position of the rear end of the metal sheet 2, an RFID chip 15 is horizontally placed inside the reserved groove 14, a high temperature resistant rubber sealing sheet 16 is glued inside the reserved groove 14, a QR code 17 is sprayed on the rear end of the high temperature resistant rubber sealing sheet 16, the rear end of the high temperature resistant rubber sealing sheet 16 is flush with the rear end of the metal sheet 2, and the front end of the high temperature resistant rubber sealing sheet 16 is in contact with the inside of the reserved groove 14, which is convenient for shelf inventory and can provide guidance for novice installation;

[0032] Specifically, Figure 2 and Figure 4 As shown, the RFID chip 15 is convenient for merchants to take inventory, and the relevant brand information of the silencer can be quickly read during maintenance. The QR code 17 on the surface of the high-temperature resistant rubber sealing sheet 16 stores relevant information such as installation tutorials. When users install it themselves after purchase, they can learn about relevant installation matters by scanning the code.

[0033] Working principle: When the utility model is in use, first, the high temperature resistant rubber sheet 1 and the metal sheet 2 constitute the main body of the silencer, the surface of the high temperature resistant rubber sheet 1 fits the steel back of the brake pad, the fixing ear 13 and the brake pad are connected by bolts, and the high temperature resistant rubber sheet 1 and the steel back are bonded by a high temperature resistant adhesive 9. When disassembling, take two cable ties, the first cable tie passes through the first metal tube 4 and the second metal tube 5 on the right positioning piece 3 to form a cable tie ring, the second cable tie passes through the third metal tube 7 and the fourth metal tube 8 on the left positioning piece 6 to form a cable tie ring, by pulling the single-sided cable tie, a gap is formed between the high temperature resistant rubber sheet 1 and the steel back, and then the debonding agent is sprayed along the gap to slowly uncover the silencer. During the initial installation, pinch the tear head 12 on the side of the release paper 11 to peel off the release paper 11, then stick the surface where the high temperature resistant adhesive 9 is located to the back of the steel. The right positioning sheet 3 and the left positioning sheet 6 can limit the position of the silencer, and the lamination is completed by pressing. The pressure-sensitive adhesive 10 is used to adhere the release paper 11 to prevent the edge from curling up and causing local drying of the high temperature resistant adhesive 9. During the secondary installation, the original high temperature resistant adhesive 9 needs to be scraped off and reapplied. The RFID chip 15 in the reserved slot 14 on the back of the metal sheet 2 is convenient for merchants to count inventory, and the relevant brand information of the silencer can also be quickly read during maintenance. The QR code 17 on the surface of the high temperature resistant rubber sealing sheet 16 stores relevant information such as installation tutorials. When users install it themselves after purchase, they can learn about relevant installation matters by scanning the code.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A silencer for automobile brake pads, comprising a high temperature resistant rubber sheet (1), characterized in that: The rear end of the high temperature resistant rubber sheet (1) is fixedly connected to a metal sheet (2), both sides of the top of the metal sheet (2) are respectively fixedly connected to fixing ears (13), and both sides of the metal sheet (2) are provided with traction components for facilitating the removal of the silencer sheet; The traction assembly comprises a right side positioning piece (3), the right side positioning piece (3) is fixedly connected to the right side of the metal sheet (2), a first metal tube (4) is welded to the top of the right side of the right side positioning piece (3), a second metal tube (5) is welded to the bottom of the right side of the right side positioning piece (3), a left side positioning piece (6) is fixedly connected to the left side of the metal sheet (2), a third metal tube (7) is welded to the top of the left side of the left side positioning piece (6), and a fourth metal tube (8) is welded to the bottom of the left side of the left side positioning piece (6).

2. The noise-reducing sheet for automobile brake pads according to claim 1, characterized in that: The rear ends of the right positioning piece (3) and the left positioning piece (6) are flush with the rear end of the metal sheet (2), and the front ends of the right positioning piece (3) and the left positioning piece (6) extend beyond the front end of the high temperature resistant rubber sheet (1).

3. The noise-reducing sheet for automobile brake pads according to claim 1, characterized in that: The left side of the right positioning piece (3) is in contact with the right side of the high temperature resistant rubber sheet (1), and the right side of the left positioning piece (6) is in contact with the left side of the high temperature resistant rubber sheet (1).

4. The noise-reducing sheet for automobile brake pads according to claim 1, characterized in that: The rear ends of the first metal tube (4), the second metal tube (5), the third metal tube (7) and the fourth metal tube (8) are flush with the rear end of the metal sheet (2); the first metal tube (4), the second metal tube (5), the third metal tube (7) and the fourth metal tube (8) have the same shape and size.

5. The noise-reducing sheet for automobile brake pads according to claim 1, characterized in that: The front end of the high temperature resistant rubber sheet (1) is evenly coated with a high temperature resistant adhesive (9), the outer ring of the front end of the high temperature resistant rubber sheet (1) is evenly coated with a pressure sensitive adhesive (10), the rear end of the high temperature resistant rubber sheet (1) is applied with a release paper (11), and tearing heads (12) are respectively provided on both sides of the release paper (11).

6. The noise-reducing sheet for automobile brake pads according to claim 5, characterized in that: The front ends of the high temperature resistant adhesive (9) and the pressure sensitive adhesive (10) are flush, and the tearing heads (12) are symmetrically distributed about the vertical center line of the release paper (11).

7. The noise-reducing sheet for automobile brake pads according to claim 1, characterized in that: A reserved groove (14) is provided at the middle position of the rear end of the metal sheet (2), an RFID chip (15) is horizontally placed inside the reserved groove (14), a high temperature resistant rubber sealing sheet (16) is glued inside the reserved groove (14), and a two-dimensional code (17) is sprayed on the rear end of the high temperature resistant rubber sealing sheet (16).

8. The noise-reducing sheet for automobile brake pads according to claim 7, characterized in that: The rear end of the high temperature resistant rubber sealing sheet (16) is flush with the rear end of the metal sheet (2), and the front end of the high temperature resistant rubber sealing sheet (16) is in contact with the inside of the reserved groove (14).

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