CN216343327U - Wear-resistant flat washer - Google Patents
Wear-resistant flat washer Download PDFInfo
- Publication number
- CN216343327U CN216343327U CN202023043175.0U CN202023043175U CN216343327U CN 216343327 U CN216343327 U CN 216343327U CN 202023043175 U CN202023043175 U CN 202023043175U CN 216343327 U CN216343327 U CN 216343327U
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- gasket
- wear
- vibration
- damping
- rubber layer
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Abstract
The utility model discloses a wear-resistant flat washer which comprises an upper gasket, wherein a lower gasket is arranged below the upper gasket, a nitrile rubber layer is arranged between the upper gasket and the lower gasket, and a wear-resistant structure is arranged on one side of the lower gasket. This stand wear and tear plain washer, through last gasket, the setting on lower gasket and butyronitrile rubber layer, the material on butyronitrile rubber layer is glutinous bullet damping material, in the use, when the application position produces the vibration, can carry out free damping with the vibration and handle with restraint damping, turn into thermal energy consumption and loose, effective control has been realized to the transmission route of vibration, the vibration and the acoustic response that can effectively reduce the vibrator, thereby reach the purpose of making an uproar falls in the damping, setting through wear-resisting structure, circular arch contacts with the bolt, increase frictional force, prevent to become flexible, rubber strip and connecting piece upper surface contact simultaneously, good elasticity performance has, increase plain washer's wear resistance.
Description
Technical Field
The utility model relates to the technical field of gaskets, in particular to a wear-resistant flat gasket.
Background
Plain washers are typically thin members of various shapes to reduce friction, prevent leakage, isolate, prevent loosening or distribute pressure, and many materials and structures have such members to perform similar functions, subject to the material and process limitations of threaded fasteners, and the small bearing surface of fasteners such as bolts, thus protecting the surface of the connected piece from compressive stresses on the bearing surface.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides a wear resistant flat washer that solves the problems set forth in the background above.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the wear-resistant flat washer comprises an upper gasket, a lower gasket is arranged below the upper gasket, a nitrile rubber layer is arranged between the upper gasket and the lower gasket, and a wear-resistant structure is arranged on one side of the lower gasket.
Optionally, the wear-resistant structure includes a groove and a rubber strip, the lower surface of the lower gasket is provided with the groove, and the rubber strip is arranged inside the groove.
Optionally, the upper surface of the upper gasket is provided with a plurality of circular protrusions.
Optionally, the surfaces of the upper gasket and the lower gasket are provided with through holes.
Optionally, the inner side wall passing through the hole is provided with an arc-shaped structure.
Optionally, the material of the nitrile rubber layer is a viscoelastic damping material.
(III) advantageous effects
The utility model provides a wear-resistant flat gasket, which has the following beneficial effects:
1. this wear-resisting plain washer, through last gasket, lower gasket and butyronitrile rubber layer's setting, the material on butyronitrile rubber layer is glutinous bullet damping material, in the use, when the application position produces the vibration, can carry out free damping with the vibration and handle with restraint damping, turns into thermal energy consumption and looses, has realized effective control to the transmission route of vibration, can effectively reduce the vibration and the acoustic response of pendulum to reach the purpose that the damping was fallen and is fallen.
2. This stand wear and tear plain washer, through wear-resisting structure's setting, when using, the lower surface and the connecting piece contact of gasket make down pass the hole with the bolt, rotate the bolt and make bolt and connecting piece threaded connection, at this in-process, circular arch contacts with the bolt, and increase frictional force prevents not hard up, and rubber strip and connecting piece upper surface contact have good elasticity performance simultaneously, increase plain washer's wear resistance.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a side cross-sectional structural schematic view of the present invention;
fig. 3 is a schematic bottom view of the present invention.
In the figure: 1. an upper gasket; 2. a lower gasket; 3. a nitrile rubber layer; 4. a wear resistant structure; 401. a groove; 402. a rubber strip; 5. a circular protrusion; 6. passing through the aperture; 7. and (4) an arc-shaped structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a wear-resistant flat gasket comprises an upper gasket 1, wherein a plurality of circular protrusions 5 are arranged on the upper surface of the upper gasket 1, the circular protrusions 5 are arranged, through holes 6 are formed in the surfaces of the upper gasket 1 and a lower gasket 2, arc-shaped structures 7 are arranged on the inner side walls penetrating through the holes 6, the flat gasket can be used as a sealing ring through the arrangement of the arc-shaped structures 7, the flat gasket is high in functionality, the lower gasket 2 is arranged below the upper gasket 1, a nitrile rubber layer 3 is arranged between the upper gasket 1 and the lower gasket 2, the nitrile rubber layer 3 is made of viscoelastic damping materials through the arrangement of the upper gasket 1, the lower gasket 2 and the nitrile rubber layer 3, in the using process, when vibration is generated at an application part, free damping treatment and constraint damping treatment can be performed on the vibration, the vibration is converted into heat dissipation energy consumption, and effective control over the transmission path of the vibration is realized, can effectively reduce the vibration and the acoustic response of pendulum, thereby reach the purpose that the damping was fallen and is fallen and make an uproar, one side of lower gasket 2 is provided with wear-resisting structure 4, wear-resisting structure 4 includes recess 401 and rubber strip 402, recess 401 has been seted up to the lower surface of lower gasket 2, the inside of recess 401 is provided with rubber strip 402, setting through wear-resisting structure 4, when using, make the lower surface and the connecting piece contact of lower gasket 2, pass the bolt through hole 6, it makes bolt and connecting piece threaded connection to rotate the bolt, at this in-process, circular arch 5 contacts with the bolt, increase frictional force, prevent to become flexible, surface contact on rubber strip 402 and the connecting piece simultaneously, good elasticity performance has, increase the wear resistance of flat gasket.
In conclusion, the wear-resistant flat gasket is characterized in that the upper gasket 1, the lower gasket 2 and the nitrile rubber layer 3 are arranged, the nitrile rubber layer 3 is made of viscoelastic damping materials, when vibration is generated at an application part in the use process, the vibration can be subjected to free damping treatment and constrained damping treatment and is converted into heat energy consumption to be dissipated, the transmission path of the vibration is effectively controlled, the vibration and acoustic response of a vibrating body can be effectively reduced, and therefore the purposes of vibration and noise reduction are achieved, through the arrangement of the wear-resistant structure 4, when the wear-resistant flat gasket is used, the lower surface of the lower gasket 2 is in contact with a connecting piece, a bolt penetrates through the hole 6, the bolt is in threaded connection with the connecting piece by rotating the bolt, in the process, the circular protrusion 5 is in contact with the bolt, the friction force is increased, the loosening is prevented, and meanwhile, the rubber strip 402 is in contact with the upper surface of the connecting piece, so that the wear-resistant flat gasket has good elasticity performance, increasing the wear resistance of the flat gasket.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (1)
1. A wear-resistant flat gasket comprising an upper gasket (1), characterized in that: go up the below of gasket (1) and be provided with down gasket (2), it is provided with butyronitrile rubber layer (3) to go up between gasket (1) and lower gasket (2), one side of lower gasket (2) is provided with wear-resisting structure (4), wear-resisting structure (4) are including recess (401) and rubber strip (402), recess (401) are seted up to the lower surface of lower gasket (2), the inside of recess (401) is provided with rubber strip (402), the upper surface of going up gasket (1) is provided with circular arch (5), circular arch (5) are a plurality of, go up gasket (1) and the surface of lower gasket (2) and seted up and pass hole (6), the inside wall that passes hole (6) is provided with arc structure (7), the material of butadiene acrylonitrile rubber layer (3) is glutinous bullet damping material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043175.0U CN216343327U (en) | 2020-12-17 | 2020-12-17 | Wear-resistant flat washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043175.0U CN216343327U (en) | 2020-12-17 | 2020-12-17 | Wear-resistant flat washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343327U true CN216343327U (en) | 2022-04-19 |
Family
ID=81127931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023043175.0U Active CN216343327U (en) | 2020-12-17 | 2020-12-17 | Wear-resistant flat washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343327U (en) |
-
2020
- 2020-12-17 CN CN202023043175.0U patent/CN216343327U/en active Active
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