CN211951781U

CN211951781U - Safety sealing structure for petroleum development

Info

Publication number: CN211951781U
Application number: CN202020348220.4U
Authority: CN
Inventors: 张涛; 邵彤; 殷晓霞; 沈玺琳; 白鹤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-11-17
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a safe seal structure for among oil development belongs to pipeline seal structure technical field, and it includes the barrel, the draw-in groove has been seted up to the below of barrel inner wall, be provided with the body in the draw-in groove, the spacing groove has been seted up to the upper surface of draw-in groove inner wall, the spacing inslot joint has sealed the pad, the lower surface overlap joint of sealed pad is on the top of body, be provided with the filler between the top on body surface and the inner wall of draw-in groove. This a safety seal structure for in oil development, through adopting sealed pad, first flange, second flange, screw and nut, under threaded connection between barrel and body, use screw and nut to be in the same place first flange and second flange fixed connection for become more stable between barrel and the body, thereby reached the effect of pretension load, guarantee the integrality of structure and control the leakage between sealed face, satisfy two criteria of intensity and sealed promptly.

Description

Safety sealing structure for petroleum development

Technical Field

The utility model belongs to the technical field of pipeline seal structure, specifically be a safe seal structure for among oil development.

Background

In some oil development processes, the seal between the pipe and the outer sleeve is achieved by the interference of the sealing ring. The traditional sealing ring is usually an O-shaped rubber sealing ring which is embedded in an annular groove on the mandrel. Under the high-pressure environment of the sealing structure, the pipeline is easy to deform under the high-pressure environment, so that the sealing effect is reduced, the connection is lack of safety, leakage is easy to occur between the pipeline connection, and inconvenience is brought to petroleum development.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a safe seal structure for among the oil development has solved present "O" type rubber circle when sealing the pipeline junction under high pressure, appears leaking and unsafe problem easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safe seal structure for among oil development, includes the barrel, the draw-in groove has been seted up to the below of barrel inner wall, be provided with the body in the draw-in groove, the spacing groove has been seted up to the upper surface of draw-in groove inner wall, the spacing inslot joint has sealed the pad, the lower surface overlap joint of sealed pad is on the top of body, be provided with the filler between the top on body surface and the inner wall of draw-in groove.

The upper side of the surface of the pipe body is provided with a first flange, a rubber pad is lapped on the upper surface of the first flange, the upper surface of the rubber pad is lapped on the lower surfaces of the barrel body and a second flange, the second flange is arranged below the surface of the barrel body, four first limiting holes are formed in the upper surface of the first flange, through holes are formed in the upper surface of the rubber pad corresponding to the positions of the four first limiting holes, second limiting holes are formed in the upper surface of the second flange corresponding to the positions of the four first limiting holes, and the first limiting holes, the through holes and the second limiting holes are fixedly connected through screws and nuts.

As a further aspect of the present invention: the sealing gasket is made of pure copper, and the upper surface of the sealing gasket is matched with the inner wall of the limiting groove.

As a further aspect of the present invention: the filler is made of rubber soft materials and is annular.

As a further aspect of the present invention: the lower part of the inner wall of the clamping groove and the upper part of the surface of the tube body are both provided with threads, and the tube body is connected with the tube body through threads.

As a further aspect of the present invention: the first limiting holes and the second limiting holes are both arc-shaped, and the four first limiting holes and the four second limiting holes are respectively and uniformly arranged on the periphery of the upper surfaces of the first flange and the second flange.

(III) advantageous effects

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

1. this a safety seal structure for in oil development, through adopting sealed pad, first flange, second flange, screw and nut, under threaded connection between barrel and body, use screw and nut to be in the same place first flange and second flange fixed connection for become more stable between barrel and the body, thereby reached the effect of pretension load, guarantee the integrality of structure and control the leakage between sealed face, satisfy two criteria of intensity and sealed promptly.

2. This a safety seal structure for among oil development, through setting up the filler, under the extrusion between barrel and body, the filler can produce elastic deformation to reach the effect of filling the seal clearance, makeed the sealed better that becomes between barrel and the body.

3. This a safety seal structure for among oil development, through setting up the rubber pad, first flange and second flange are big more to the pressure that the rubber pad was applyed, and it is big more to make the rubber pad to the sealed effect of barrel with the body to sealed effect has further been increased.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

FIG. 3 is an enlarged schematic view of part B of the present invention;

fig. 4 is a schematic structural view of a first flange of the present invention from above;

in the figure: the device comprises a barrel body 1, a clamping groove 2, a pipe body 3, a limiting groove 4, a sealing gasket 5, a filler 6, a first flange 7, a rubber gasket 8, a second flange 9, a first limiting hole 10, a through hole 11, a second limiting hole 12, a screw 13 and a nut 14.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: a safe sealing structure used in oil development comprises a cylinder body 1, a clamping groove 2 is arranged below the inner wall of the cylinder body 1, a pipe body 3 is arranged in the clamping groove 2, threads are arranged below the inner wall of the clamping groove 2 and above the surface of the pipe body 3, the cylinder body 1 is in threaded connection with the pipe body 3, a sealing gasket 5 is matched when the cylinder body 1 is in threaded connection with the pipe body 3 by arranging the threads, the pre-tightening load effect can be achieved, a limiting groove 4 is arranged on the upper surface of the inner wall of the clamping groove 2, a sealing gasket 5 is clamped in the limiting groove 4, the sealing gasket 5 is made of pure copper, the upper surface of the sealing gasket 5 is matched with the inner wall of the limiting groove 4, the sealing gasket 5 is made of a material and a shape of the sealing gasket 5, the sealing gasket 5 is more durable and is more tightly attached to the limiting groove 4, the sealing effect of the sealing gasket, be provided with between the top on body 3 surface and the inner wall of draw-in groove 2 and pack 6, pack 6 and be the rubber soft material, pack 6 and be the annular, through setting up pack 6, under the extrusion between barrel 1 and body 3, pack 6 and can produce elastic deformation to reach the effect of filling seal clearance, makeed the sealed better that becomes between barrel 1 and the body 3.

The upper part of the surface of the pipe body 3 is provided with a first flange 7, the upper surface of the first flange 7 is lapped with a rubber pad 8, the upper surface of the rubber pad 8 is lapped on the lower surfaces of the pipe body 1 and a second flange 9, the sealing effect of the rubber pad 8 on the pipe body 1 and the pipe body 3 is increased by arranging the rubber pad 8, the larger the pressure applied to the rubber pad 8 by the first flange 7 and the second flange 9 is, the sealing effect is further increased, the second flange 9 is arranged below the surface of the pipe body 1, the upper surface of the first flange 7 is provided with four first limiting holes 10, the upper surface of the rubber pad 8 is provided with through holes 11 corresponding to the four first limiting holes 10, the upper surface of the second flange 9 is provided with second limiting holes 12 corresponding to the four first limiting holes 10, the first limiting holes 10 and the second limiting holes 12 are both arc-shaped, and the four first limiting holes 10 and the second limiting holes 12 are respectively and uniformly arranged around the upper surfaces of the first flange 7 and the second flange 9, through setting up the shape of first spacing hole 10 and second spacing hole 12, make screw 13 when fixed, can not be for first flange 7 and second flange 9 dislocation and can't fix, thereby increased its fault-tolerant rate, it is convenient simultaneously to have brought for workman's operation, four first spacing holes 10, all through-hole 11 and the spacing downthehole 12 of second are through screw 13 and nut 14 fixed connection, through setting up sealed pad 5, first flange 7, second flange 9, screw 13 and nut 14, through threaded connection between barrel 1 and body 3, use screw 13 and nut 14 to first flange 7 and second flange 9 fixed connection together, make between barrel 1 and the body 3 become more stable, thereby reached the effect of pretension load, guarantee the integrality of structure and the leakage between the control sealing face, two criteria of intensity and sealed are satisfied promptly.

The utility model discloses a theory of operation does:

during the use, the workman places sealed pad 5 earlier in spacing groove 4, passes through threaded connection together barrel 1 and body 3 again, then uses four screws 13 and nut 14 to fix first flange 7 and second flange 9 for barrel 1 is in the same place with stable the linking of body 3.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A safety seal structure for use in oil development, comprising a cartridge (1), characterized in that: a clamping groove (2) is formed below the inner wall of the barrel body (1), a pipe body (3) is arranged in the clamping groove (2), a limiting groove (4) is formed in the upper surface of the inner wall of the clamping groove (2), a sealing gasket (5) is connected in the limiting groove (4) in a clamping mode, the lower surface of the sealing gasket (5) is connected to the top end of the pipe body (3) in a lap mode, and a filler (6) is arranged between the upper portion of the surface of the pipe body (3) and the inner wall of the clamping groove (2);

the upper side of body (3) surface is provided with first flange (7), the upper surface overlap joint of first flange (7) has rubber pad (8), the upper surface overlap joint of rubber pad (8) is at the lower surface of barrel (1) and second flange (9), second flange (9) set up in the below on barrel (1) surface, four first spacing holes (10) have been seted up to the upper surface of first flange (7), through-hole (11) have all been seted up to the position that the upper surface of rubber pad (8) corresponds four first spacing holes (10), the upper surface of second flange (9) has all seted up second spacing hole (12) to the position that corresponds four first spacing holes (10), four all through screw (13) and nut (14) fixed connection in first spacing hole (10), through-hole (11) and the second spacing hole (12).

2. A safety seal structure for use in oil development according to claim 1, characterized in that: the sealing gasket (5) is made of pure copper, and the upper surface of the sealing gasket (5) is matched with the inner wall of the limiting groove (4).

3. A safety seal structure for use in oil development according to claim 1, characterized in that: the filler (6) is made of a rubber soft material, and the filler (6) is annular.

4. A safety seal structure for use in oil development according to claim 1, characterized in that: the lower part of the inner wall of the clamping groove (2) and the upper part of the surface of the pipe body (3) are both provided with threads, and the barrel body (1) is connected with the pipe body (3) through the threads.

5. A safety seal structure for use in oil development according to claim 1, characterized in that: the first limiting holes (10) and the second limiting holes (12) are arc-shaped, and the four first limiting holes (10) and the four second limiting holes (12) are respectively and uniformly arranged on the periphery of the upper surfaces of the first flange (7) and the second flange (9).