CN211175895U

CN211175895U - Sealing device for natural gas pipeline leakage

Info

Publication number: CN211175895U
Application number: CN201922137930.2U
Authority: CN
Inventors: 郝帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-04
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a natural gas line leaks and uses sealing device, the pipeline comprises a pipeline body, the outer wall of pipeline body has cup jointed two sealed pads, and two sealed outer walls of filling up have all opened the through-hole, and the inner wall of two through-holes is all pegged graft and has been had the connecting rod, the both ends of connecting rod all are equipped with the curb plate, and just relative one side outer wall of two curb plates all is equipped with a fixed plate, two the top outer wall of a fixed plate all is equipped with the connecting plate, and the outer wall of two connecting plates all opens and has a screw hole, and the inner wall of two screw holes is equipped with connecting bolt, and a connecting bolt's outer wall is equipped with coupling nut No.. The utility model discloses a be provided with connecting rod, curb plate, connecting plate and fixed plate No. one, when carrying out the installation of fixed cover, make two connecting plates be connected through connecting bolt and coupling nut No. one to carry on spacingly to sealed the pad, avoid its slip, improve the device's practicality.

Description

Sealing device for natural gas pipeline leakage

Technical Field

The utility model relates to a natural gas transportation technical field especially relates to a sealing device is used in natural gas line leakage.

Background

The natural gas refers to all gases naturally existing in nature, including gases formed by various natural processes in an air space, a water space and a rock space (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like), and the definition of the 'natural gas' which is commonly used for a long time by people is a narrow definition from the energy perspective, and refers to a mixture of hydrocarbon and non-hydrocarbon gases which are naturally stored in a stratum, and if the pipeline is damaged and leaks in the transportation process, the pipeline needs to be blocked by a sealing device, so that the leakage is prevented.

The existing sealing device for natural gas pipeline leakage has the following defects: when plugging up the pipeline through sealed the pad, then cup joint fixed cover in the outside of sealed pad, however, this sealed pad that just has fixed cover inside appears gliding phenomenon, if sealed fixed cover of pad roll-off, then this sealing device can not play sealed effect, leads to the device to lack the practicality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sealing device for leakage of a natural gas pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a natural gas line leaks and uses sealing device, includes the pipeline body, the outer wall of pipeline body has cup jointed two sealed pads, and the outer wall of two sealed pads has all opened the through-hole, and the inner wall of two through-holes is all pegged graft and has been had the connecting rod, the both ends of connecting rod all are equipped with the curb plate, and just one side outer wall relatively of two curb plates all is equipped with a fixed plate, two the top outer wall of a fixed plate all is equipped with the connecting plate, and the outer wall of two connecting plates all opens No. one the screw hole, and the inner wall of two screw holes is equipped with connecting bolt No. one, and a connecting bolt's outer wall.

Furthermore, the outer wall of the sealing gasket is sleeved with a fixing sleeve, and the outer wall of one side, opposite to the two fixing sleeves, is provided with a second fixing plate.

Furthermore, every two adjacent outer walls of the second fixing plates are provided with two second threaded holes, the inner walls of the two corresponding second threaded holes are provided with two connecting bolts, and the outer walls of the two connecting bolts are provided with two connecting nuts.

Furthermore, two No. three screw holes have all been opened to the top outer wall of fixed cover, and the inner wall of four No. three screw holes all is equipped with pressure bolt, and pressure bolt contacts with sealed the pad.

Furthermore, the outer wall of the fixed sleeve above the third threaded hole is provided with a fixed frame, and the pressure bolt is located on the inner wall of the fixed frame.

Furthermore, the same sealing block is arranged between every two adjacent second fixing plates.

The utility model has the advantages that:

1. through being provided with connecting rod, curb plate, connecting plate and fixed plate No. one, when carrying out the installation of fixed cover, make two connecting plates be connected through connecting bolt and coupling nut No. one to carry on spacingly to sealed the pad, avoid its slip, improve the device's practicality.

2. Through being provided with fixed frame and pressure bolt, pressure bolt passes through threaded connection in the inner wall of fixed frame, and simultaneously, pressure bolt is connected with sealed the pad, when carrying out sealed installation of filling up, makes sealed pad inseparabler with this body coupling of pipeline through pressure bolt, improves this sealing device's sealed effect.

3. Through being provided with sealed piece, sealed piece is installed between two No. two fixed plates to this sealing device's leakproofness is further improved.

Drawings

Fig. 1 is a schematic structural diagram of a sealing device for natural gas pipeline leakage in accordance with embodiment 1;

FIG. 2 is a side view showing the structure of a sealing device for leakage of a natural gas pipeline according to embodiment 2;

fig. 3 is a schematic structural diagram of a sealing device for natural gas pipeline leakage according to embodiment 2.

In the figure: the pipeline comprises a pipeline body 1, a connecting rod 2, a pressure bolt 3, a connecting plate 4, a fixing plate 5, a fixing frame 6, a fixing sleeve 7, a fixing plate 8, a connecting bolt 9, a connecting nut 10, a connecting nut 11, a sealing gasket 12, a side plate 13 and a sealing block 13.

Detailed Description

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

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1, a sealing device for natural gas pipeline leakage, comprising a pipeline body 1, two sealing gaskets 11 are sleeved on the outer wall of the pipeline body 1, through holes are respectively formed on the outer walls of the two sealing gaskets 11, connecting rods 2 are respectively inserted into the inner walls of the two through holes, side plates 12 are respectively welded on two ends of each connecting rod 2, a first fixing plate 5 is respectively welded on the outer wall of one side of each side plate 12, a connecting plate 4 is respectively welded on the outer wall of the top of each first fixing plate 5, a first threaded hole is respectively formed on the outer wall of each connecting plate 4, a first connecting bolt is connected on the inner wall of each first threaded hole through a thread, a first connecting nut is connected on the outer wall of each connecting bolt through a thread, when a fixing sleeve 7 is installed, the two connecting plates 4 are connected through the first connecting bolt and the first connecting nut, so that the sealing gaskets 11, the practicability of the device is improved.

Wherein, the outer wall of sealed 11 has cup jointed fixed cover 7, and the relative one side outer wall of two fixed covers 7 all welds No. two fixed plates 8.

Wherein, the outer wall of every two adjacent No. two fixed plates 8 all opens two No. two screw holes, and the inner wall of two corresponding No. two screw holes has No. two connecting bolt 9 through threaded connection, and No. two connecting bolt 9's outer wall has No. two coupling nut 10 through threaded connection.

Wherein, two No. three screw holes have all been opened to the top outer wall of two fixed covers 7, and the inner wall of four No. three screw holes all has pressure bolt 3 through threaded connection, and pressure bolt 3 contacts with sealed pad 11.

Wherein, the outer wall that fixed cover 7 is located No. three screw holes tops is equipped with fixed frame 6, and pressure bolt 3 is located the inner wall of fixed frame 6.

The working principle is as follows: carry out when 1 leakage of pipeline body is sealed, will seal up 11 and cup joint in the outer wall of pipeline body 1, then cup joint fixed cover 7 in the outer wall of sealed pad 11, connect through connecting bolt 9 and No. two coupling nut 10 between two fixed covers 7, then connect two connecting plates 4 through a connecting bolt and a coupling nut, connect the completion back, twist and move pressure bolt 3, make pressure bolt 3 to sealed 11 production pressure that fill up, thereby make sealed pad 11 inseparabler with pipeline body 1 is connected, improve sealed effect.

Example 2

Referring to fig. 2 to 3, compared to embodiment 1, in the sealing device for leakage of a natural gas pipeline, the same sealing block 13 is disposed between every two adjacent second fixing plates 8, and the sealing block 13 is installed between the two second fixing plates 8, so that the sealing performance of the sealing device is further improved.

The working principle is as follows: carry out 1 leakage of pipeline body when sealed, will seal up 11 and cup joint in the outer wall of pipeline body 1, then cup joint fixed cover 7 in the outer wall of sealed pad 11, connect through connecting bolt 9 and No. two coupling nut 10 between two fixed covers 7, install sealed piece 13 before two No. two fixed plates 8, improve sealed effect, then connect two connecting plates 4 through a connecting bolt and a coupling nut, connect the completion back, twist pressure bolt 3, make pressure bolt 3 to sealed 11 generate pressure of filling up, thereby make sealed pad 11 inseparabler with pipeline body 1 is connected, improve sealed effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a natural gas line leaks and uses sealing device, includes pipeline body (1), its characterized in that, the outer wall of pipeline body (1) has cup jointed two sealed pads (11), and the outer wall of two sealed pads (11) has all opened the through-hole, and the inner wall of two through-holes is all pegged graft and has been had connecting rod (2), the both ends of connecting rod (2) all are equipped with curb plate (12), and just relative one side outer wall of two curb plates (12) all is equipped with fixed plate (5), two the top outer wall of fixed plate (5) all is equipped with connecting plate (4), and the outer wall of two connecting plates (4) all opens No. one screw hole, and the inner wall of two screw holes is equipped with connecting bolt No. one, and connecting bolt's outer wall is equipped with coupling nut No..

2. The sealing device for natural gas pipeline leakage according to claim 1, wherein the fixing sleeve (7) is sleeved on the outer wall of the sealing gasket (11), and the two fixing plates (8) are arranged on the outer walls of the two opposite sides of the fixing sleeves (7).

3. The sealing device for the leakage of the natural gas pipeline as claimed in claim 2, wherein the outer wall of each two adjacent second fixing plates (8) is provided with two second threaded holes, the inner wall of the corresponding two second threaded holes is provided with a second connecting bolt (9), and the outer wall of the second connecting bolt (9) is provided with a second connecting nut (10).

4. A natural gas pipeline leakage sealing device according to claim 3, wherein the top outer walls of the two fixing sleeves (7) are provided with two third threaded holes, the inner walls of the four third threaded holes are provided with pressure bolts (3), and the pressure bolts (3) are in contact with the sealing gasket (11).

5. The sealing device for natural gas pipeline leakage according to claim 4, characterized in that the outer wall of the fixing sleeve (7) above the third threaded hole is provided with a fixing frame (6), and the pressure bolt (3) is positioned on the inner wall of the fixing frame (6).

6. A natural gas pipeline leakage sealing device according to any one of claims 3-5, characterized in that the same sealing block (13) is arranged between every two adjacent fixing plates (8).