CN217056828U - Pipeline area pressure plugging device - Google Patents

Abstract

The utility model discloses a pipeline pressurized plugging device, which comprises a pipeline, an upper blocking nose and a lower blocking nose, wherein the upper blocking nose and the lower blocking nose are symmetrically arranged at the outer side of the pipeline from top to bottom; the upper nose shield is fixedly connected with the lower nose shield; the sealing ring is placed in the upper blocking nose, the blocking plate is fixedly communicated with an exhaust pipe, the exhaust pipe penetrates through the upper blocking nose in a sliding mode, the stop valve is fixedly installed at the position, where the exhaust pipe penetrates through the upper blocking nose, of the blocking plate, the pressing rod is connected to the circumference of the outer side of the upper blocking nose in a threaded connection mode at equal intervals, one end of the pressing rod slides out of the upper blocking nose and is connected with the blocking plate in a rotating mode, the pressing rod is rotated to drive the blocking plate to seal the leaking point, the gas leaked from the leaking point is discharged through the exhaust pipe, and after connection is finished, the stop valve is closed, so that the whole device is sealed, and therefore the leaking point of a pipeline cannot continue to leak the gas.

Description

Pipeline plugging device with pressure

Technical Field

The utility model relates to a pipeline leaking stoppage technical field, concretely relates to pipeline area pressure plugging device.

Background

The general smooth gas field is a largest marine self-contained high-sulfur-content gas field in China at present, the unit at present takes the task of rush repair and construction of a process pipeline of the general smooth gas field, the general smooth gas field has been built and put into production for more than 10 years till now, the equipment pipeline has an aging corrosion phenomenon, the pipeline is often corroded and perforated, some key pipelines cannot be immediately shut down or the pressure relief time is longer, and the like.

Disclosure of Invention

An object of the utility model is to provide a pipeline area pressure plugging device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the pipeline pressurized plugging device comprises a pipeline, an upper blocking nose and a lower blocking nose, wherein the upper blocking nose and the lower blocking nose are arranged on the outer side of the pipeline in an up-and-down symmetrical manner; the upper nose shield and the lower nose shield are fixedly connected; a blocking plate is arranged in the upper nose block, a placing groove is formed in the bottom of the blocking plate, and a sealing ring is arranged in the placing groove; an exhaust pipe is fixedly communicated with the blocking plate, the exhaust pipe penetrates through the upper nose shield in a sliding mode, and a stop valve is fixedly installed at the position, through which the exhaust pipe penetrates through the upper nose shield; the outer side circumference threaded connection of going up the fender nose has a plurality of pressure bars that support, the one end of supporting the pressure bar slides and wears out go up the fender nose and with the closure plate rotates and is connected.

Further, the inside diameter of the upper nose shield is larger than that of the lower nose shield.

Furthermore, the thickness of the sealing ring is larger than the depth of the placing groove, and a through groove communicated with the exhaust pipe is formed in the center of the sealing ring.

Furthermore, the upper nose baffle and the lower nose baffle are fixedly connected through a connecting bolt in threaded connection at two sides.

Furthermore, the pressing rods are connected to the outer side of the upper retaining nose in an equidistant threaded mode.

Furthermore, the outer circumference of the sealing ring is provided with a bulge, and a certain height difference is formed between the bulge and the inner side.

Furthermore, a pressure gauge is fixedly installed at one end of the pipeline.

Furthermore, the upper nose block, the lower nose block, the connecting bolt and the abutting rod are all made of stainless steel materials.

Compared with the prior art, the utility model provides a pipeline area pressure plugging device possesses following beneficial effect: the utility model discloses an open the stop valve, make the logical grass department on the sealing washer aim at the position of leak source, then make through the connecting bolt and go up the nose and wrap up with the outside of keeping off the nose to the pipeline down, then, through rotating the pressure bar that supports, it is sealed to make each pressure bar drive closure plate form leak source department, the gas that leak source department reveals is discharged through the blast pipe, after we connect and finish, through closing the stop valve, thereby make the integrated device form sealedly, therefore, the leak source department of pipeline can't continue to reveal gas, thereby guaranteed to take place to reveal the phenomenon at the in-process that the pipeline continues to use, we also can carry out quick leaking stoppage, thereby economic loss has been avoided

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a pipeline belt-pressing plugging device provided by the utility model;

FIG. 2 is a schematic view of the connection structure of the upper nose and the lower nose of the present invention;

fig. 3 is a schematic structural view of a sealing ring according to the present invention;

in the figure: 1. a pipeline; 2. the upper nose is blocked; 3. a lower nose shield; 4. connecting a bolt; 5. blocking plates; 6. a placement groove; 7. a seal ring; 8. an exhaust pipe; 9. a stop valve; 10. a pressing rod; 11. and a pressure gauge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below 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. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like refer to orientations or positional relationships that are illustrated in the accompanying drawings, and are used merely for convenience in describing embodiments and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" 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," "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; either directly or indirectly through intervening profiles, or both. The meaning of the above terms in the present invention can be understood by those of ordinary skill in the art as the case may be.

Fig. 1, fig. 2, and fig. 3 are drawings of an embodiment of the present invention, and please refer to the drawings, in which the embodiment provides a pipeline pressurized plugging device, which includes a pipeline 1, and further includes an upper nose 2 and a lower nose 3, which are symmetrically disposed at the outer side of the pipeline from top to bottom; go up fender nose 2 and 3 fixed connection of keeping off the nose down, preferentially, go up fender nose 2 and 3 fixed connection of connecting bolt 4 through both sides threaded connection of keeping off the nose down.

A blocking plate 5 is arranged in the upper nose baffle 2, a placing groove 6 is formed in the bottom of the blocking plate 5, and a sealing ring 7 is arranged in the placing groove 6; an exhaust pipe 8 is fixedly communicated with the blocking plate 5, the exhaust pipe 8 penetrates through the upper nose baffle 2 in a sliding manner, and a stop valve 9 is fixedly installed at the position where the exhaust pipe 8 penetrates through the upper nose baffle 2; the outer circumference of the upper nose baffle 2 is in threaded connection with a plurality of compression bars 10, and one end of each compression bar 10 penetrates through the upper nose baffle 2 in a sliding manner and is rotatably connected with the blocking plate 5; preferably, the pressing rod 10 is screwed on the outer side of the upper nose 2 at equal intervals.

Furthermore, the inside diameter of the upper nose baffle 2 is greater than the inside diameter of the lower nose baffle 3, so that the inside diameters of the upper nose baffle 2 and the lower nose baffle 3 are different, and the blocking plate 5 in the upper nose baffle 2 has a certain moving space.

Further, in order to facilitate the butt joint of the sealing ring 7 and the pressure relief part, the thickness of the sealing ring 7 is larger than the depth of the placing groove 6, and the center of the sealing ring 7 is provided with a through groove communicated with the exhaust pipe 8.

In order to facilitate the air leakage position to leave a certain buffer space, the outer circumference of the sealing ring 7 is provided with a convex shape, and a certain height difference is formed between the convex shape and the inner circumference.

In order to facilitate the detection of whether the pressure relief phenomenon occurs inside the pipeline 1, a pressure gauge 11 is fixedly installed at one end of the pipeline 1.

In order to prevent the occurrence of rust at the related parts in long-term use, the upper lug 2, the lower lug 3, the connecting bolt 4 and the pressure resisting rod 10 are all made of stainless steel materials.

During the use, if pipeline 1 reveals, and can not shut down the fortune or can not reach the pressure release condition very fast, directly install this equipment additional to the leak source, open stop valve 9, make the logical grass department on the sealing washer 7 aim at the position of leak source, then make through connecting bolt 4 go up fender nose 2 and keep off the nose 3 and wrap up the outside of pipeline 1 with lower fender nose, then, through rotating to support the depression bar 10, make each to support the depression bar 10 and drive closure plate 5 and form sealedly to the leak source department, the gas that leak source department reveals is discharged through blast pipe 8, after we finish connecting, through closing stop valve 9, thereby make the integrated device form sealedly, consequently, the leak source department of pipeline 1 can't continue to reveal gas, thereby guaranteed to reveal the phenomenon in the in-process of pipeline 1 continuation of use, we also can carry out quick leaking stoppage.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (8)

1. The utility model provides a pipeline area pressure plugging device, includes pipeline (1), its characterized in that includes:

the upper nose baffle (2) and the lower nose baffle (3) are arranged on the outer side of the pipeline in an up-down symmetrical manner; the upper nose baffle (2) is fixedly connected with the lower nose baffle (3);

a blocking plate (5) is arranged in the upper nose baffle (2), a placing groove (6) is formed in the bottom of the blocking plate (5), and a sealing ring (7) is arranged in the placing groove (6);

an exhaust pipe (8) is fixedly communicated with the blocking plate (5), the exhaust pipe (8) penetrates through the upper nose baffle (2) in a sliding mode, and a stop valve (9) is fixedly installed at the position, where the exhaust pipe (8) penetrates through the upper nose baffle (2);

go up the outside circumference threaded connection of keeping off nose (2) and have a plurality of pressure lever (10) that support, the one end of pressure lever (10) slides and wears out go up keep off nose (2) and with closure plate (5) rotate and are connected.

2. The line lost circulation device with pressure according to claim 1, characterized in that the inside diameter of the upper nose baffle (2) is larger than the inside diameter of the lower nose baffle (3).

3. The pipeline pressure leakage blocking device according to claim 1 or 2, wherein the thickness of the sealing ring (7) is larger than the depth of the placing groove (6), and a through groove communicated with the exhaust pipe (8) is formed in the center of the sealing ring (7).

4. The pipeline pressure leakage blocking device according to claim 3, characterized in that the upper nose baffle (2) and the lower nose baffle (3) are fixedly connected through a connecting bolt (4) with two sides in threaded connection.

5. The line lost circulation device with pressure according to claim 1, 2 or 4, characterized in that the pressure bar (10) is screwed equidistantly on the outside of the upper nose (2).

6. The pipeline pressure leakage blocking device according to claim 5, characterized in that the outer circumference of the sealing ring (7) is provided with a bulge shape, and a certain height difference is formed between the bulge shape and the inner side.

7. The pipeline pressure leakage blocking device according to claim 6, characterized in that a pressure gauge (11) is fixedly arranged at one end of the pipeline (1).

8. The pipeline pressure leakage blocking device according to claim 1, 2, 4, 6 or 7, characterized in that the upper nose baffle (2), the lower nose baffle (3), the connecting bolt (4) and the pressure resisting rod (10) are made of stainless steel.

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