CN211737725U

CN211737725U - Composite anti-loose gasket

Info

Publication number: CN211737725U
Application number: CN201922259157.7U
Authority: CN
Inventors: 罗正辉
Original assignee: WUJIANG CHENGDA ELECTRONIC TECHNOLOGY CO LTD
Current assignee: WUJIANG CHENGDA ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-23
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a compound locking gasket, including cardboard, card strip, inorganic ceramic layer, rubber wearing layer, sealing layer, gasket basic unit, magnet, aerogel felt insulating layer, anti oxidation corrosion resistant coating, carborundum layer, sawtooth fixture block and gasket. The utility model has the advantages of reasonable structural design, the silicon carbide layer and the aerogel felt heat insulation layer are arranged in the gasket, the gasket can effectively resist high temperature and insulate heat, the gasket is suitable for high temperature environment, the oxidation-resistant corrosion layer is sleeved on the inner side of the gasket, the oxidation corrosion of the gasket can be reduced, and the gasket is protected from oil infiltration corrosion; the utility model discloses structural design is compact, and the sawtooth fixture block is all installed to gasket top and bottom, can splice a plurality of gaskets, and the gasket after the concatenation can be consolidated to the fixture block, and the sealing layer increases the seal to the protection of gasket lateral wall, and when the gasket used alone, the friction of the multiplicable junction of sawtooth fixture block, the wearing and tearing in the reducible gasket use of rubber wearing layer.

Description

Composite anti-loose gasket

Technical Field

The utility model relates to a gasket structure specifically is a compound locking gasket belongs to gasket device application technical field.

Background

The anti-loose washer is also named as an anti-loose washer, a self-locking washer, a DIN25201 anti-loose washer, a double-stack self-locking anti-loose washer and the like. The traditional washer works independently through a single-piece gasket, and the washer mainly relies on friction force to achieve the anti-loosening effect. Due to different installation environments, the material requirements for the gasket are different. The basic materials include carbon steel and stainless steel. The novel washer is composed of two pieces, adopts the international most advanced anti-loosening technology, and achieves the double effects of loosening prevention and tightening by utilizing the tension between two gaskets. The anti-loose washer is composed of two gaskets with uniform specifications, the outer side of each gasket is provided with a radial convex grain surface, and the inner side of each gasket is provided with an oblique tooth surface.

Traditional check washer preparation material is single, can't adapt to various high temperatures, complicated service environments such as corruption, is corroded life reduction easily, and general check washer size is limited, and difficult fixed when multiunit gasket uses simultaneously, and the gasket wearing and tearing are also comparatively serious. Therefore, a composite anti-loose gasket is provided for solving the problems.

Disclosure of Invention

The utility model aims at providing a compound locking gasket for solving above-mentioned problem.

The utility model realizes the purpose by the following technical proposal, comprising a clamping plate, a gasket base layer and a sawtooth clamping block, wherein, both sides of the gasket base layer are fixedly connected with an inorganic ceramic layer, one side of the inorganic ceramic layer is provided with a silicon carbide layer, the bottom of the sawtooth clamping block is provided with a rubber wear-resistant layer, and the rubber wear-resistant layer is positioned above the gasket base layer;

two cardboard that the symmetry set up are installed in gasket basic unit both sides, install the magnet in the cardboard, just the cardboard top is provided with the card strip.

Preferably, two sides of the inorganic ceramic layer are fixedly connected with silicon carbide layers, and the thickness of each silicon carbide layer is larger than that of the inorganic ceramic layer.

Preferably, the bottom of the rubber wear-resistant layer is fixedly connected with an aerogel felt heat-insulating layer, the aerogel felt heat-insulating layers are respectively and fixedly connected to two sides of the silicon carbide layer, and the thickness of the aerogel felt heat-insulating layer is smaller than that of the silicon carbide layer.

Preferably, the sealing layer is fixedly connected to the outer side of the gasket base layer, the sealing layer is located between the clamping plate and the gasket base layer, and the size of the sealing layer is the same as the whole size of the gasket.

Preferably, a through hole is formed in the middle of the gasket, an oxidation corrosion resistant layer is arranged between the through hole and the gasket, and one side of the oxidation corrosion resistant layer is fixedly connected to the aerogel felt thermal insulation layer.

Preferably, the tail end of the clamping plate is fixedly connected to one side of the outer wall of the gasket and located above the gasket base layer, a magnet is embedded in the clamping plate and located above the sawtooth clamping block, and a clamping strip is fixedly connected to the top end of the clamping plate.

The utility model has the advantages that:

1. the utility model has the advantages of reasonable structural design, the silicon carbide layer and the aerogel felt heat insulation layer are arranged in the gasket, the gasket can effectively resist high temperature and insulate heat, the gasket is suitable for high temperature environment, the oxidation-resistant corrosion layer is sleeved on the inner side of the gasket, the oxidation corrosion of the gasket can be reduced, and the gasket is protected from oil infiltration corrosion;

2. the utility model discloses structural design is compact, and the sawtooth fixture block is all installed to gasket top and bottom, can splice a plurality of gaskets, and the gasket after the concatenation can be consolidated to the fixture block, and the sealing layer increases the seal to the protection of gasket lateral wall, and when the gasket used alone, the friction of the multiplicable junction of sawtooth fixture block, the wearing and tearing in the reducible gasket use of rubber wearing layer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of the enlarged structure of fig. 2A according to the present invention.

In the figure: 1. cardboard, 101, card strip, 2, inorganic ceramic layer, 3, rubber wearing layer, 4, sealing layer, 5, gasket basic unit, 6, magnet, 7, aerogel felt insulating layer, 8, oxidation corrosion resistant layer, 9, carborundum layer, 10, sawtooth fixture block, 11, gasket.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the composite anti-loose gasket comprises a clamping plate 1, a gasket base layer 5 and sawtooth clamping blocks 10, wherein both sides of the gasket base layer 5 are fixedly connected with inorganic ceramic layers 2, a silicon carbide layer 9 is arranged on one side of each inorganic ceramic layer 2, rubber wear-resistant layers 3 are arranged at the bottoms of the sawtooth clamping blocks 10, and the rubber wear-resistant layers 3 are positioned above the gasket base layer 5;

two cardboard 1 of symmetry setting are installed in 5 both sides of gasket basic unit, install magnet 6 in the cardboard 1, just 1 top of cardboard is provided with card strip 101.

The two sides of the two inorganic ceramic layers 2 are fixedly connected with silicon carbide layers 9, and the thickness of each silicon carbide layer 9 is larger than that of each inorganic ceramic layer 2, so that the gasket 11 is protected against acid conveniently; the bottom of the rubber wear-resistant layer 3 is fixedly connected with an aerogel felt heat-insulating layer 7, the aerogel felt heat-insulating layers 7 are respectively and fixedly connected to two sides of the silicon carbide layer 9, and the thickness of the aerogel felt heat-insulating layer 7 is smaller than that of the silicon carbide layer 9, so that the gasket 11 can be conveniently insulated at high temperature, and the gasket 11 can be normally used; the sealing layer 4 is fixedly connected to the outer side of the gasket base layer 5, the sealing layer 4 is located between the clamping plate 1 and the gasket base layer 5, and the size of the sealing layer 4 is the same as that of the whole gasket 11, so that the outer wall of the gasket 11 is protected conveniently, and the airtightness of the gasket 11 is improved; a through hole is formed in the middle of the gasket 11, an oxidation corrosion resistant layer 8 is arranged between the through hole and the gasket 11, and one side of the oxidation corrosion resistant layer 8 is fixedly connected to the aerogel felt heat insulation layer 7, so that the gasket 11 is protected from being oxidized and corroded, and meanwhile, the pollution caused by oil permeation is reduced; the terminal rigid coupling of cardboard 1 is in 11 outer wall one side of gasket, is located 5 tops of gasket basic unit, the gomphosis has magnet 6 in the cardboard 1, is located sawtooth fixture block 10 tops, just 1 top rigid couplings of cardboard have card strip 101, are convenient for fix gasket 11 in the position that needs the installation.

When the utility model is used, the inorganic ceramic layer 2 is fixedly connected with the two sides of the gasket base layer 5 at first, a plurality of inorganic ceramic particles can effectively resist acid corrosion in the inorganic ceramic layer 2, then the silicon carbide layer 9 is arranged on the two sides of the inorganic ceramic layer 2, the silicon carbide can resist high temperature and wear, the high temperature resistance of the gasket is increased, the service life is prolonged, then the aerogel felt heat-insulating layer 7 is fixedly connected with the silicon carbide layer 9, a plurality of sawtooth fixture blocks 10 are arranged on the top of the rubber wear-resistant layer 3, then the rubber wear-resistant layer 3 is respectively arranged on the top and the bottom of the gasket 11, the sealing layer 4 is fixedly connected with the outer side of the gasket 11, the sealing layer 4 is made of plastic material, the contact area between the side edge of the gasket 11 and the air is reduced, the internal structure of the gasket 11 is protected, the oxidation-resistant corrosion layer 8 is, can bear or endure strong oxidizing property material for a long time like concentrated acid solution (salt, sulphur, nitre), strong intermediate body, the oxidative corrosion of polar solvent, also can bear or endure oil infiltration corrosions such as aviation kerosene, can effectively protect gasket 11, at 1 embedded magnet 6 of cardboard, top rigid coupling card strip 101, then with 1 rigid coupling of cardboard in 11 outer wall both sides of gasket, during the use, can pass through 10 block concatenations of sawtooth fixture block with a plurality of gaskets 11, card strip 101 block is in the draw-in groove of 11 both sides bottoms of gasket, fix a plurality of gaskets 11, when using alone, the friction between the multiplicable junction of sawtooth fixture block, the wearing and tearing in the reducible gasket use of rubber wearing layer.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a compound locking gasket which characterized in that: the clamping plate comprises a clamping plate (1), a gasket base layer (5) and sawtooth clamping blocks (10), wherein an inorganic ceramic layer (2) is fixedly connected to two sides of the gasket base layer (5), a silicon carbide layer (9) is arranged on one side of the inorganic ceramic layer (2), a rubber wear-resistant layer (3) is arranged at the bottom of each sawtooth clamping block (10), and the rubber wear-resistant layer (3) is located above the gasket base layer (5);

two clamping plates (1) which are symmetrically arranged are arranged on two sides of a gasket base layer (5), a magnet (6) is arranged in each clamping plate (1), and a clamping strip (101) is arranged at the top end of each clamping plate (1).

2. The composite anti-loose gasket as claimed in claim 1, wherein: two inorganic ceramic layer (2) both sides all are the rigid coupling have silicon carbide layer (9), the thickness of silicon carbide layer (9) is greater than the thickness of inorganic ceramic layer (2).

3. The composite anti-loose gasket as claimed in claim 1, wherein: the rubber wearing layer (3) bottom rigid coupling has aerogel felt insulating layer (7), aerogel felt insulating layer (7) rigid coupling respectively is in the both sides of carborundum layer (9), just the thickness of aerogel felt insulating layer (7) is less than the thickness of carborundum layer (9).

4. The composite anti-loose gasket as claimed in claim 1, wherein: the gasket basic unit (5) outside rigid coupling has sealing layer (4), sealing layer (4) are located between cardboard (1) and gasket basic unit (5), just the size of sealing layer (4) is the same with gasket (11) whole size.

5. The composite anti-loose gasket as claimed in claim 1, wherein: the through-hole has been seted up in the middle of gasket (11), be provided with between through-hole and gasket (11) and be provided with anti oxidation corrosion layer (8), the rigid coupling of anti oxidation corrosion layer (8) one side is on aerogel felt insulating layer (7).

6. The composite anti-loose gasket as claimed in claim 1, wherein: the clamping plate is characterized in that the tail end of the clamping plate (1) is fixedly connected to one side of the outer wall of the gasket (11) and located above the gasket base layer (5), a magnet (6) is embedded in the clamping plate (1) and located above the sawtooth clamping block (10), and a clamping strip (101) is fixedly connected to the top end of the clamping plate (1).