CN210266313U

CN210266313U - Annular flange sealing gasket

Info

Publication number: CN210266313U
Application number: CN201920972303.8U
Authority: CN
Inventors: 姜丽娟
Original assignee: Benxi Baoli Rubber Products Co Ltd
Current assignee: Benxi Baoli Rubber Products Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-07
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to the technical field of sealing gaskets, in particular to an annular flange sealing gasket, which comprises a sealing gasket main body and a first limiting ring, wherein the outer side of the sealing gasket main body is fixedly connected with a second limiting ring, the inner side of the top end and the inner side of the bottom end of the second limiting ring are respectively provided with a first tightening ring and a second tightening ring, the inner side of the first tightening ring is spirally connected with a vertically arranged screw, the screw penetrates through the second tightening ring, the outer side of the screw is spirally connected with a nut, the utility model discloses a through the arranged first limiting ring, the second limiting ring and the sealing gasket main body, when the device is installed, the first limiting ring and the second limiting ring can be respectively clamped with the inner side edge and the outer side edge of a flange, the installation hole of the sealing gasket main body corresponds to the installation hole of the flange, the flange and the sealing gasket main body can be fixed through the limiting action of the first limiting ring and the second limiting ring, the efficiency of fixing is improved.

Description

Annular flange sealing gasket

Technical Field

The utility model relates to a sealed technical field that fills up specifically is an annular flange is sealed to fill up.

Background

Flanges, also called flange flanges or beads, are parts of the interconnection between pipes, the flange is used for connecting pipe ends, also has flanges on an inlet and an outlet of equipment, is used for connecting two pieces of equipment, is connected with the flanges or flange joints, and is a detachable connection which is formed by connecting the flanges, gaskets and bolts to form a group of combined sealing structures, the pipeline flange refers to a flange for piping in a pipeline device, the pipeline flange refers to an inlet and an outlet flange of the equipment on the equipment, the flange is provided with holes, the two flanges are tightly connected through bolts, the flanges are sealed through gaskets, the flanges are respectively connected with the flanges through threads, the flanges are welded with the flanges and are clamped with the flanges, the flanges are used in pairs, the gaskets are added between the two flange plates and are fastened through the bolts, along with the development, the use of annular flange seals is increasing and, as a result, there is an increasing demand for an annular flange seal.

Most of the sealing gaskets of annular flange that appear on the market at present simple structure, the function is single, general sealing gasket of annular flange does not have spacing effect when fixed, give the user and brought very big trouble when fixed, inconvenient user's is fixed, and general sealing gasket of annular flange only can seal between two flanges, can not seal outside and inboard contact seam between two flanges, use also appear leaking easily between the flange of having of a specified duration, therefore, an annular flange sealing gasket is proposed to the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an annular flange is sealed to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a sealed pad of annular flange, is including sealed main part and the first spacing ring of filling up, the outside fixedly connected with second spacing ring of sealed main part of filling up, the top inboard and the bottom inboard of second spacing ring are provided with first straining ring and second straining ring respectively, the inboard screwed connection of first straining ring has the screw of vertical setting, and the screw runs through the second straining ring, the outside screwed connection of screw has the nut, the first spacing ring of the inboard fixedly connected with of sealed main part, sealed main part one end of filling up all is provided with the flange.

Preferably, the sealing gasket main body, the first limiting ring and the second limiting ring are all made of rubber rings made of rubber materials.

Preferably, the inner wall of the second limiting ring is attached to the outer side wall of the flange, and the outer side wall of the first limiting ring is attached to the inner wall of the flange.

Preferably, the inner side of the periphery of the sealing gasket main body is provided with a mounting hole.

Preferably, the number of the flanges is two, and the flanges are symmetrically distributed at the front end and the rear end of the gasket main body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through sealed pad main part, first straining ring, screw, flange, second straining ring and second spacing ring etc. that set up, can make second spacing ring and flange carry out fixed seal through first straining ring and second straining ring, further seal through the second spacing ring, further improve the leakproofness of this device, improve the practicality of this device.

2. The utility model discloses in, through the first spacing ring that sets up, second spacing ring and sealed pad main part etc. when installing this device, can block first spacing ring and second spacing ring respectively with the inboard edge and the outside edge of flange respectively, and the mounting hole of sealed pad main part is corresponding each other with the mounting hole of flange, and the limiting displacement through first spacing ring and second spacing ring is convenient for fix flange and sealed pad main part, has improved fixed efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a left side view of the flange of the present invention.

In the figure: 1-a sealing gasket main body, 2-a first tightening ring, 3-a mounting hole, 4-a first limiting ring, 5-a screw, 6-a nut, 7-a flange, 8-a second tightening ring and 9-a second limiting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

an annular flange sealing gasket comprises a sealing gasket main body 1 and a first limiting ring 4, wherein the outer side of the sealing gasket main body 1 is fixedly connected with a second limiting ring 9, the inner side of the top end of the second limiting ring 9 and the inner side of the bottom end of the second limiting ring are respectively provided with a first tightening ring 2 and a second tightening ring 8, the clamping and sealing of the gap between flanges 7 by the second limiting ring 9 can be realized through the action of the first tightening ring 2 and the second tightening ring 8, the sealing performance between the flanges 7 can be further ensured, the inner side of the first tightening ring 2 is spirally connected with a vertically arranged screw 5, the screw 5 penetrates through the second tightening ring 8, the outer side of the screw 5 is spirally connected with a nut 6, the first tightening ring 2 and the second tightening ring 8 can be fixed through the interaction between the screw 5 and the nut 6, the inner side of the sealing gasket main body 1 is fixedly connected with the first limiting ring 4, can realize the injecing to this device position through the effect of first spacing ring 4 and second spacing ring 9 to be convenient for fixed to this device, sealed pad main part 1 one end all is provided with flange 7.

The sealing gasket main body 1, the first limiting ring 4 and the second limiting ring 9 are all made of rubber rings made of rubber materials, the device can be conveniently installed and fixed through the sealing gasket main body 1, the first limiting ring 4 and the second limiting ring 9, a sealing effect is achieved between the flanges 7, the inner wall of the second limiting ring 9 is attached to the outer side wall of the flange 7, the outer side wall of the first limiting ring 4 is attached to the inner wall of the flange 7, the limiting and sealing of the device can be achieved through the second limiting ring 9 and the first limiting ring 4, mounting holes 3 are formed in the inner side of the periphery of the sealing gasket main body 1, the sealing gasket main body 1 can be fixed together with the flanges 7 through the effect of the mounting holes 3, the number of the flanges 7 is two, the flanges are symmetrically distributed at the front end and the rear end of the sealing gasket main body 1, and the sealing gasket main body 1 can be clamped and fixed through the effect of the, sealing performance between the front and rear side flanges 7.

The working process is as follows: the utility model discloses in, earlier when using first spacing ring 4 and second spacing ring 9 above this device respectively with flange 7's inboard edge and outside edge block respectively, and the mounting hole 3 of sealed pad main part 1 corresponds each other with flange 7's mounting hole, then realize the fixed of flange 7 and sealed pad main part 1 through the bolt, the user realizes tightening up fixedly to the inboard first tightening ring 2 of second spacing ring 9 and second tightening ring 8 through screw 5 and nut 6's cooperation after that, thereby hug closely second spacing ring 9 and flange 7 and be in the same place, realize further sealed between the flange 7 through the effect of second spacing ring 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an annular flange sealing gasket, includes sealed main part (1) of filling up and first spacing ring (4), its characterized in that: the outside fixedly connected with second spacing ring (9) of sealed pad main part (1), the top inboard and the bottom inboard of second spacing ring (9) are provided with first straining ring (2) and second straining ring (8) respectively, the inboard screwed connection of first straining ring (2) has screw (5) of vertical setting, and screw (5) run through second straining ring (8), the outside screwed connection of screw (5) has nut (6), the first spacing ring (4) of the inboard fixedly connected with of sealed pad main part (1), sealed pad main part (1) one end all is provided with flange (7).

2. An annular flange gasket according to claim 1, wherein: the sealing gasket main body (1), the first limiting ring (4) and the second limiting ring (9) are all made of rubber rings made of rubber materials.

3. An annular flange gasket according to claim 1, wherein: the inner wall of the second limiting ring (9) is attached to the outer side wall of the flange (7), and the outer side wall of the first limiting ring (4) is attached to the inner wall of the flange (7).

4. An annular flange gasket according to claim 1, wherein: the inner side of the periphery of the sealing gasket main body (1) is provided with mounting holes (3).

5. An annular flange gasket according to claim 1, wherein: the number of the flanges (7) is two in total, and the flanges are symmetrically distributed at the front end and the rear end of the sealing gasket main body (1).