CN213871555U

CN213871555U - Gas sealing structure of gas pipeline

Info

Publication number: CN213871555U
Application number: CN202022874908.9U
Authority: CN
Inventors: 李涛
Original assignee: Chengdu Gas Group Co ltd
Current assignee: Chengdu Gas Group Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-03
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a gas sealing structure of a gas pipeline, which comprises a first gas pipeline body, a first shell, a second gas pipeline body and a second shell, wherein a first flange plate is embedded and fixed on the side end surface of the first gas pipeline body, and a second flange plate is embedded and fixed on the side end surface of the second gas pipeline body, the first flange plate is fixedly arranged on the second flange plate through a first bolt, and the inner walls of the second flange plate and the first flange plate are fitted with flange pads, the first shell and the second shell are slidably sleeved on the first gas pipeline body and the second gas pipeline body, the inner diameters of the first shell and the second shell are matched with the sizes of the first fuel gas pipeline body and the second fuel gas pipeline body, first fixing pieces are welded at two ends of the outer surface of the first shell, and second fixing pieces are welded at two ends of the outer surface of the second shell. The utility model discloses possess the simple operation, later maintenance convenient and fast and the better advantage of practicality.

Description

Gas sealing structure of gas pipeline

Technical Field

The utility model relates to a gas pipeline seals technical field, specifically is a gas pipeline gas seal structure.

Background

The gas pipeline gas seal structure is as follows: the gas pipe is a special pipeline for conveying combustible gas, is a rubber hose with a metal gas pipe hose instead of a traditional buckle mode, and can overcome the defects that the rubber hose is easy to fall off, age and bite insects and has short service life. The gas pipe has the characteristics of convenient installation, reliable connection, corrosion resistance, no gas blockage, good flexibility, long service life, capability of being bent at will without deformation, no gas blockage and the like.

However, the existing gas pipeline is easy to loosen after being connected and used for a long time, and potential safety hazards are easily caused after loosening, so that actual operation and use are affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas pipeline gas seal structure to solve the problem that proposes in 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 gas pipeline gas seal structure, includes first gas pipeline body, first shell, second gas pipeline body and second shell, the side end embedding of first gas pipeline body is fixed with first ring flange, and the side end embedding of second gas pipeline body is fixed with the second ring flange, first shell and second shell slip cup joint on first gas pipeline body and second gas pipeline body, and the internal diameter size of first shell and second shell and the big or small looks adaptation of first gas pipeline body and second gas pipeline body, the welding of the surface both ends of first shell has first mounting, and has carved with first screw hole in the first mounting, the welding of the surface both ends of second shell has the second mounting, and has carved with the second screw hole in the second mounting.

Preferably, the first flange plate is fixedly installed on the second flange plate through a first bolt, and a flange pad is installed on the inner walls of the second flange plate and the first flange plate in an attaching mode.

Preferably, the second threaded hole of the second fixing piece and the first threaded hole of the first fixing piece are both rotatably provided with a second bolt.

Preferably, the inner walls of the first fixing piece and the second fixing piece are respectively provided with a sealing gasket in a fitting manner, and the size of the sealing gasket is matched with the inner diameter of the first fixing piece and the inner diameter of the second fixing piece.

Preferably, the number of the first threaded holes is four, and the four first threaded holes correspond to the four second threaded holes one to one.

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

1. the utility model discloses a set up first shell and second shell, after operating personnel connected first gas pipeline body and second gas pipeline body through first ring flange and second ring flange, operating personnel installed first shell and second shell laminating on first gas pipeline body and second gas pipeline body after, make first mounting and second mounting laminating on first shell and second shell install on first gas pipeline body and second gas pipeline body after, operating personnel rotated the second bolt and installed in the first screw hole and the second screw hole of first mounting and second mounting, install first shell and second shell laminating on first gas pipeline body and second gas pipeline body, make first gas pipeline body and second gas pipeline body connect the back stability higher, prevent to become flexible after long-time use and appear the potential safety hazard, make the practicality higher, later maintenance only need unpack apart first shell and second shell can, make later maintenance more convenient.

Drawings

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

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. a first gas pipe body; 2. a first housing; 3. a first flange plate; 4. a second flange plate; 5. a first fixing member; 6. a second gas conduit body; 7. a flange pad; 8. a first threaded hole; 9. a first bolt; 10. a second threaded hole; 11. a second housing; 12. a second fixing member; 13. a second bolt; 14. and a gasket.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a gas pipeline gas sealing structure comprises a first gas pipeline body 1, a first shell 2, a second gas pipeline body 6 and a second shell 11, wherein a first flange 3 is fixedly embedded in the side end face of the first gas pipeline body 1, a second flange 4 is fixedly embedded in the side end face of the second gas pipeline body 6, the first flange 3 is fixedly arranged on the second flange 4 through a first bolt 9, a flange pad 7 is mounted on the inner wall of the second flange 4 and the inner wall of the first flange 3 in an attaching mode, the first shell 2 and the second shell 11 are sleeved on the first gas pipeline body 1 and the second gas pipeline body 6 in a sliding mode, the inner diameters of the first shell 2 and the second shell 11 are matched with the sizes of the first gas pipeline body 1 and the second gas pipeline body 6, a first burning 5 is welded at two ends of the outer surface of the first shell 2, and a first screwed hole 8 is formed in the first burning 5, second mounting 12 is welded at the surface both ends of second shell 11, and second screw hole 10 has been carved with in the second mounting 12, second screw hole 10 of second mounting 12 and first screw hole 8 of first mounting 5 are all rotated and are installed second bolt 13, sealed pad 14 is all installed in the laminating of the inner wall of first mounting 5 and second mounting 12, and the size of sealed pad 14 and the internal diameter size looks adaptation of first mounting 5 and second mounting 12, through setting up sealed pad 14, make first mounting 5 and second mounting 12 connect the back leakproofness higher and prevent gas leakage, make the security higher.

The first threaded holes 8 are provided with four first threaded holes 8, the four first threaded holes 8 correspond to the four second threaded holes 10 one by one, through the arrangement of the first shell 2 and the second shell 11, after an operator connects the first gas pipeline body 1 and the second gas pipeline body 6 through the first flange 3 and the second flange 4, after the operator attaches the first shell 2 and the second shell 11 to the first gas pipeline body 1 and the second gas pipeline body 6, the first fixing piece 5 and the second fixing piece 12 on the first shell 2 and the second shell 11 are attached to the first gas pipeline body 1 and the second gas pipeline body 6, the operator rotatably installs the second bolt 13 in the first threaded hole 8 and the second threaded hole 10 of the first fixing piece 5 and the second fixing piece 12, and attaches the first shell 2 and the second shell 11 to the first gas pipeline body 1 and the second gas pipeline body 6, make first gas pipeline body 1 and second gas pipeline body 6 connect back stability higher, prevent to become flexible after long-time the use and appear the potential safety hazard, make the practicality higher, later maintenance only need unpack apart first shell 2 and second shell 11 can, make later maintenance more convenient.

The working principle is as follows: after an operator connects a first gas pipeline body 1 and a second gas pipeline body 6 through a first flange 3 and a second flange 4, after the operator attaches a first shell 2 and a second shell 11 to the first gas pipeline body 1 and the second gas pipeline body 6, the first fixing piece 5 and the second fixing piece 12 on the first shell 2 and the second shell 11 are attached to the first gas pipeline body 1 and the second gas pipeline body 6, the operator rotates a second bolt 13 to be installed in a first threaded hole 8 and a second threaded hole 10 of the first fixing piece 5 and the second fixing piece 12, the first shell 2 and the second shell 11 are attached to the first gas pipeline body 1 and the second gas pipeline body 6, the stability is higher after the first gas pipeline body 1 and the second gas pipeline body 6 are connected, and the safety hazard caused by looseness after long-time use is prevented, the practicability is higher, and the later maintenance only needs to disassemble the first shell 2 and the second shell 11.

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.

Claims

1. The utility model provides a gas pipeline gas seal structure, includes first gas pipeline body (1), first shell (2), second gas pipeline body (6) and second shell (11), its characterized in that: a first flange plate (3) is embedded and fixed on the side end surface of the first gas pipeline body (1), and a second flange (4) is embedded and fixed on the side end surface of the second gas pipeline body (6), the first shell (2) and the second shell (11) are sleeved on the first gas pipeline body (1) and the second gas pipeline body (6) in a sliding way, the inner diameters of the first shell (2) and the second shell (11) are matched with the sizes of the first gas pipeline body (1) and the second gas pipeline body (6), two ends of the outer surface of the first shell (2) are welded with first fixing pieces (5), and a first threaded hole (8) is recorded in the first fixing piece (5), second fixing pieces (12) are welded at two ends of the outer surface of the second shell (11), and a second threaded hole (10) is recorded in the second fixing pieces (12).

2. A gas pipe gas seal structure according to claim 1, characterized in that: the first flange plate (3) is fixedly installed on the second flange plate (4) through a first bolt (9), and a flange pad (7) is installed on the inner walls of the second flange plate (4) and the first flange plate (3) in an attached mode.

3. A gas pipe gas seal structure according to claim 1, characterized in that: and a second bolt (13) is rotatably arranged in a second threaded hole (10) of the second fixing piece (12) and a first threaded hole (8) of the first fixing piece (5).

4. A gas pipe gas seal structure according to claim 1, characterized in that: the inner wall of first mounting (5) and second mounting (12) all the laminating install sealed pad (14), and the size of sealed pad (14) and the internal diameter size looks adaptation of first mounting (5) and second mounting (12).

5. A gas pipe gas seal structure according to claim 1, characterized in that: the number of the first threaded holes (8) is four, and the four first threaded holes (8) correspond to the four second threaded holes (10) one by one.