CN220151879U

CN220151879U - Metal-coated gasket

Info

Publication number: CN220151879U
Application number: CN202321545277.3U
Authority: CN
Inventors: 马献平
Original assignee: Jiangsu Hengfeng New Materials Co ltd
Current assignee: Jiangsu Hengfeng New Materials Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-08
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a metal cladding gasket, which relates to the technical field of composite gaskets and comprises a mounting gasket, a movable gasket, a first rubber gasket and a second rubber gasket, wherein a graphite gasket is arranged at the bottom end of the mounting gasket, an inner wrapping edge is arranged at the bottom end of the mounting gasket on the inner side of the graphite gasket, an outer wrapping edge is arranged at the bottom end of the mounting gasket on the outer side of the graphite gasket, a plurality of mounting sliding grooves are arranged on the inner side of the inner wrapping edge, fixed springs are arranged at the top ends of the inner parts of the mounting sliding grooves, and sliding blocks are arranged at the bottom ends of the fixed springs. According to the utility model, the second rubber gasket is extruded through the outer wrapping edge and the movable gasket, the tightness is ensured through the first rubber gasket and the second rubber gasket, and the graphite gasket is protected under the action of the mounting gasket, the graphite gasket, the outer wrapping edge and the movable gasket, so that the graphite gasket is prevented from being corroded by a medium.

Description

Metal-coated gasket

Technical Field

The utility model relates to the technical field of composite gaskets, in particular to a metal-coated gasket.

Background

The common inner layer reinforcing materials of the composite gasket are ss304, ss316 or tinplate, etc., the thickness is 0.1 to 0.127 mm, the form is the sprint plate reinforcing, the net plate reinforcing and the plate reinforcing, the common material is 304 reinforced graphite, and the composite gasket can be manufactured into various round geometric gaskets which are widely used for pipelines, valves, pumps, pressure vessels, heat exchangers, condensers, generators, air compressors, exhaust pipes, refrigerators, etc., and the graphite reinforced gasket can be cut into gaskets with complex shapes, such as a water level gauge gasket, a punched flange gasket and a cylinder gasket of an automobile diesel engine.

The conventional gasket has the advantages of convenient installation and disassembly, but has the disadvantages.

In the process of using the traditional gasket, the gasket is extruded through the flange, and the liquid medium is easy to corrode the gasket in the process of circulating.

Disclosure of Invention

The utility model aims to provide a metal-coated gasket so as to solve the problem that the gasket proposed in the background art is easy to corrode by a medium.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the metal-coated gasket comprises a mounting gasket, a movable gasket, a first rubber gasket and a second rubber gasket;

the graphite gasket is installed to the bottom of installation gasket, and the bottom of the inboard installation gasket of graphite gasket installs interior bordure, the outsourcing limit is installed to the bottom of the inboard installation gasket in the graphite gasket outside, and a plurality of installation spouts are installed to the inboard of interior bordure, fixed spring is all installed on the inside top of installation spout, and the slider is all installed to fixed spring's bottom, the connecting rod is all installed to the bottom of slider, and the below of graphite gasket is provided with movable gasket, the second rubber packing ring is installed in the outside on movable gasket top, and the first rubber packing ring is installed to the inboard on movable gasket top.

Preferably, the bottom of the outer wrapping edge extends to the bottom of the graphite gasket, and the bottom of the inner wrapping edge extends to the bottom of the inner wrapping edge.

Preferably, the bottom of connecting rod all passes the installation spout, and the bottom of connecting rod all extends to the inboard of activity gasket.

Preferably, the connecting rods are all installed on the inner sides of the movable gaskets, and the connecting rods all form a sliding structure with the installation sliding grooves through sliding blocks.

Preferably, the first rubber gasket is located right below the inner wrapping edge, and the second rubber gasket is located right below the outer wrapping edge.

Compared with the prior art, the utility model has the beneficial effects that: through threaded connection between the flange, make mounting pad and movable gasket extrude each other, promote movable gasket, make movable gasket be close to graphite gasket gradually, promote the connecting rod through movable gasket, make the connecting rod promote the slider, make the slider upwards slide in the inside of mounting spout, make the compression of fixed spring through the slider, this moment first rubber packing ring can with interior bordure each other, and extrude first rubber packing ring through interior bordure and movable gasket, second rubber packing ring and outsourcing limit each other contact, extrude second rubber packing ring through outsourcing limit and movable gasket, guarantee the leakproofness through first rubber packing ring and second rubber packing ring, protect graphite gasket through mounting pad, graphite gasket, outsourcing limit and movable gasket's effect down, prevent that graphite gasket from being corroded by the medium, this structure has improved the leakproofness of gasket, prevent that the gasket from being corroded by the medium.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic top cross-sectional view of the present utility model;

FIG. 3 is a schematic top view of a removable spacer according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a removable spacer; 2. a connecting rod; 3. a first rubber gasket; 4. a second rubber gasket; 5. a graphite gasket; 6. inner wrapping; 7. installing a gasket; 8. an outer wrapping edge; 9. a slide block; 10. installing a chute; 11. and fixing the spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, the metal-clad gasket comprises a mounting gasket 7, a movable gasket 1, a first rubber gasket 3 and a second rubber gasket 4;

the graphite gasket 5 is installed at the bottom end of the installation gasket 7, the inner wrapping edge 6 is installed at the bottom end of the installation gasket 7 at the inner side of the graphite gasket 5, the outer wrapping edge 8 is installed at the bottom end of the installation gasket 7 at the outer side of the graphite gasket 5, the plurality of installation sliding grooves 10 are installed at the inner side of the inner wrapping edge 6, the fixed springs 11 are installed at the top ends of the installation sliding grooves 10, the sliding blocks 9 are installed at the bottom ends of the fixed springs 11, the connecting rods 2 are installed at the bottom ends of the sliding blocks 9, the movable gasket 1 is arranged below the graphite gasket 5, the second rubber gasket 4 is installed at the outer side of the top end of the movable gasket 1, and the first rubber gasket 3 is installed at the inner side of the top end of the movable gasket 1;

the bottom end of the outer wrapping edge 8 extends to the bottom end of the graphite gasket 5, and the bottom end of the inner wrapping edge 6 extends to the bottom end of the inner wrapping edge 6;

the bottom ends of the connecting rods 2 all penetrate through the mounting sliding grooves 10, and the bottom ends of the connecting rods 2 all extend to the inner side of the movable gasket 1;

the connecting rods 2 are all arranged on the inner side of the movable gasket 1, and the connecting rods 2 and the mounting sliding grooves 10 form a sliding structure through the sliding blocks 9;

the first rubber gasket 3 is positioned right below the inner wrapping 6, and the second rubber gasket 4 is positioned right below the outer wrapping 8;

specifically, as shown in fig. 1, 2, 3 and 4, when the mechanism is used, the fixed spring 11 is compressed through the sliding block 9, at this time, the first rubber gasket 3 can be in contact with the inner wrapping 6, the first rubber gasket 3 is extruded through the inner wrapping 6 and the movable gasket 1, the second rubber gasket 4 is in contact with the outer wrapping 8, the second rubber gasket 4 is extruded through the outer wrapping 8 and the movable gasket 1, the tightness is ensured through the first rubber gasket 3 and the second rubber gasket 4, and the graphite gasket 5 is protected under the action of the installation gasket 7, the graphite gasket 5, the outer wrapping 8 and the movable gasket 1, so that the graphite gasket 5 is prevented from being corroded by a medium.

Working principle: the staff places the whole packing ring between the pipeline flange that needs to be connected, threaded connection through the flange between makes installation gasket 7 and activity gasket 1 extrude each other, promote activity gasket 1, make activity gasket 1 gradually be close to graphite gasket 5, promote connecting rod 2 through activity gasket 1, make connecting rod 2 promote slider 9, make slider 9 upwards slide in installation spout 10's inside, make fixed spring 11 compress through slider 9, first rubber packing ring 3 can be with interior borduring 6 each other this moment, and extrude first rubber packing ring 3 through interior borduring 6 and activity gasket 1, second rubber packing ring 4 and outsourcing limit 8 mutual contact, extrude second rubber packing ring 4 through outsourcing limit 8 and activity gasket 1, guarantee the leakproofness through first rubber packing ring 3 and second rubber packing ring 4, protect graphite gasket 5 through installation gasket 7, graphite gasket 5, outsourcing limit 8 and activity gasket 1 under the effect, prevent graphite gasket 5 from being corroded by the medium.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. Metal cladding gasket, including installation gasket (7), its characterized in that: the novel rubber gasket comprises a movable gasket (1), a first rubber gasket (3) and a second rubber gasket (4);

the graphite gasket (5) is installed to the bottom of installation gasket (7), and in the bottom of graphite gasket (5) inboard installation gasket (7) is installed and is bordured (6), outsourcing limit (8) are installed to the bottom of graphite gasket (5) outside installation gasket (7), and a plurality of installation spouts (10) are installed to the inboard of interior bordure (6), fixed spring (11) are all installed on the inside top of installation spout (10), and slider (9) are all installed to the bottom of fixed spring (11), connecting rod (2) are all installed to the bottom of slider (9), and the below of graphite gasket (5) is provided with movable gasket (1), second rubber packing ring (4) are installed in the outside on movable gasket (1) top, and first rubber packing ring (3) are installed to the inboard on movable gasket (1) top.

2. The metal clad gasket of claim 1 wherein: the bottom of the outer wrapping edge (8) extends to the bottom of the graphite gasket (5), and the bottom of the inner wrapping edge (6) extends to the bottom of the inner wrapping edge (6).

3. The metal clad gasket of claim 1 wherein: the bottom of connecting rod (2) all passes installation spout (10), and the bottom of connecting rod (2) all extends to the inboard of activity gasket (1).

4. The metal clad gasket of claim 1 wherein: the connecting rods (2) are all installed on the inner sides of the movable gaskets (1), and the connecting rods (2) and the installation sliding grooves (10) form a sliding structure through sliding blocks (9).

5. The metal clad gasket of claim 1 wherein: the first rubber gasket (3) is located right below the inner wrapping edge (6), and the second rubber gasket (4) is located right below the outer wrapping edge (8).