CN215445536U

CN215445536U - Temporary plugging device for pipeline

Info

Publication number: CN215445536U
Application number: CN202121151583.XU
Authority: CN
Inventors: 田文龙
Original assignee: Guangzhou Gas Group Co Ltd
Current assignee: Guangzhou Gas Group Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-01-07
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to the technical field of pipeline construction, and discloses a temporary plugging device for a pipeline, which comprises a ring body, an air bag, a first lifting hook, a second lifting hook and a mounting seat, wherein the ring body is provided with a first opening and a second opening; the ring body is used for abutting against one end of the pipeline; the air bag is arranged on the ring body and is used for plugging an opening at one end of the pipeline after inflation; the first lifting hook is provided with a plurality of lifting hooks which are annularly arranged on the ring body around the air bag at intervals; an annular gap for clamping the pipeline is formed between the air bag and the first hooks; the second lifting hooks are provided with a plurality of first lifting hooks which correspond to the first lifting hooks one by one; each first lifting hook is hooked with the corresponding second lifting hook; the mounting seat is used for being mounted on the outer wall of the pipeline; and the second lifting hooks are respectively connected to the mounting seats. Wherein, first lifting hook and second lifting hook detachably hook, the gasbag is not when the inflation state, and the ring body can be directly lifted in order to break away from the butt with the pipeline to the realization is dismantled the interim plugging device for pipeline of this embodiment from the pipeline, has realized reuse's effect.

Description

Temporary plugging device for pipeline

Technical Field

The utility model relates to the technical field of pipeline construction, in particular to a temporary plugging device for a pipeline.

Background

During the construction of pipelines, especially gas pipelines, it is often necessary to dock the pipelines to other pipelines.

In the actual construction process, the condition that the pipeline is immediately butted to other pipelines is not met under certain conditions, the pipe can be butted only after other conditions are ready, and at the moment, the pipeline is placed for a period of time.

If the laid pipeline is not plugged, impurities such as stones, dust or rainwater enter the pipeline to pollute the inner wall of the pipeline, and then the pipeline needs to be blown; and all impurities are not easy to purge completely during purging, so that pipeline blockage is caused in the operation process.

In the prior art, if the pipeline cannot be butted in time, the pipe orifice is generally blocked by welding or by adopting a plastic part, so that sundries are prevented from entering the pipeline. However, the welding and plugging mode has great construction difficulty and requires the matching of welding related equipment; and the mode of adopting the working of plastics needs the working of plastics of the more model of deposit to the pipeline shutoff demand that adapts to multiple pipe diameter, adaptability is relatively poor.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the temporary plugging device for the pipeline is convenient and fast to construct and capable of meeting pipeline plugging requirements of various pipe diameters.

In order to achieve the aim, the utility model provides a temporary plugging device for a pipeline, which comprises a ring body, an air bag, a first lifting hook, a second lifting hook and a mounting seat, wherein the ring body is provided with a first opening and a second opening; the ring body is used for abutting against one end of the pipeline; the air bag is arranged on the ring body and is used for plugging an opening at one end of the pipeline after inflation; the first lifting hook is provided with a plurality of lifting hooks which are annularly arranged on the ring body around the air bag at intervals; an annular gap for the pipeline to be clamped is formed between the air bag and the first hooks; the second lifting hooks are provided with a plurality of first lifting hooks and correspond to the first lifting hooks one by one; each first lifting hook is hooked with the corresponding second lifting hook; the mounting seat is used for being mounted on the outer wall of the pipeline; and the second lifting hooks are connected to the mounting seat respectively.

Further, the mount includes a plurality of magnets; it is a plurality of the magnet adsorbs through the magnetic adsorption power respectively on the outer wall of pipeline, it is a plurality of magnet and a plurality of the second lifting hook one-to-one, each the second lifting hook is connected respectively on the magnet that corresponds.

Further, the mount includes a rope body for winding on an outer wall of the pipe; and each second lifting hook is connected to the rope body respectively.

Further, the air tube is communicated to the inner part of the air bag and used for inflating and deflating the air bag.

Further, an air nozzle is arranged on the air pipe.

Further, the air bag is columnar; the outer wall of the balloon is connected to the inner wall of the ring body, and the balloon has a first portion for penetrating into the pipeline and a second portion for being disposed outside the pipeline; the outer wall of the first portion is adapted to abut against the inner wall of the conduit after inflation of the balloon.

Further, the air bag device also comprises an air source for supplying air to the air bag.

Further, the air bag is a rubber integrated piece.

Compared with the prior art, the temporary plugging device for the pipeline has the advantages that:

in the temporary plugging device for the pipeline, the first lifting hook and the second lifting hook are detachably hooked, and when the air bag is not in an inflated state, the ring body can be directly lifted to be separated from the abutting joint with the pipeline, so that the temporary plugging device for the pipeline is detached from the pipeline, and the effect of recycling is achieved.

Secondly, when the gasbag was in the inflation state, the gasbag had both been fixed in the pipeline through the frictional force between gasbag and the pipeline inner wall, and further the hookup between each first lifting hook and the second lifting hook that corresponds guarantees again that the gasbag can not break away from, and the fixed of gasbag is firm.

Third, the circular track where the first lifting hook is located in this embodiment can be set to a large value, and when the device is applied to pipelines with different pipe diameters, the pipelines can be clamped between the airbag and the first lifting hooks, so that the device is suitable for pipelines with various pipe diameters.

Fourthly, when this embodiment is in the shutoff pipeline, the ring body will be outstanding outside the pipeline, can block up the gap between gasbag and the pipeline inner wall, can further prevent debris such as rainwater from entering into in the pipeline.

Drawings

Fig. 1 is a front view of a temporary plugging device for a pipeline according to an embodiment of the present invention.

Fig. 2 is a plan view of a temporary plugging device for a pipeline according to an embodiment of the present invention.

Fig. 3 is a schematic use view of the temporary plugging device for the pipeline according to the embodiment of the utility model.

In the figure, 1, a ring body; 2. an air bag; 21. a first portion; 22. a second portion; 3. a first hook; 4. a pipeline; 5. an air tap.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 3, a temporary plugging device for a pipeline according to a preferred embodiment of the present invention includes a ring body 1, an air bag 2, a first hook 3, a second hook, and a mounting seat; the ring body 1 is used for abutting against one end of the pipeline 4; the air bag 2 is arranged on the ring body 1 and is used for plugging an opening at one end of the pipeline 4 after inflation; the first lifting hook 3 is provided with a plurality of lifting hooks and annularly arranged on the ring body 1 around the air bag 2 at intervals; an annular gap for the pipeline 4 to be clamped is formed between the air bag 2 and the first hooks 3; the second lifting hooks are provided with a plurality of first lifting hooks 3 and correspond to the first lifting hooks one by one; each first lifting hook 3 is hooked with a corresponding second lifting hook; the mounting seat is used for being mounted on the outer wall of the pipeline 4; and the second lifting hooks are respectively connected to the mounting seats.

When in use, firstly, the air in the air bag 2 is ensured to be exhausted, and the air bag 2 is in a dry and flat state; then, the air bag 2 can be inflated to ensure that the air bag 2 is slightly expanded so as to be convenient for the next operation, and the next operation can also be carried out when the air bag 2 is in a shriveled state; then, the air bag 2 is inserted into the pipeline 4 through the pipe orifice of the pipeline 4, so that the first lifting hooks 3 are respectively positioned in the radial outward direction of the pipeline 4, and the end surface of the pipeline 4 abuts against the ring body 1; then, the mounting base is mounted on the outer wall of the pipeline 4, and each first lifting hook 3 and the corresponding second lifting hook are hooked; and finally, inflating the air bag 2, so that the opening at one end of the pipeline 4 is blocked after the air bag 2 is inflated and expanded.

During the dismantlement, gasbag 2 gassing makes gasbag 2 not at the opening of shutoff pipeline 4 one end, demolishs the hookup of each first lifting hook 3 and the second lifting hook that corresponds, follows the extension of pipeline 4 and takes off ring body 1 from pipeline 4 in the direction of keeping away from pipeline 4 to the realization is demolishd pipeline and is used interim plugging device.

In this embodiment, first lifting hook 3 and second lifting hook detachably hook, when gasbag 2 is not inflating the expanded state, ring body 1 can be directly lifted in order to break away from the butt with pipeline 4 to the realization is dismantled the interim plugging device for pipeline of this embodiment from pipeline 4, has realized reuse's effect. Secondly, when gasbag 2 was in the inflation state, gasbag 2 had both been fixed in pipeline 4 through the frictional force between gasbag 2 and the pipeline 4 inner wall, and further guaranteed that gasbag 2 can not break away from through the hookup between each first lifting hook 3 and the second lifting hook that corresponds again, and gasbag 2's is fixed firm. Third, the circular track where the first lifting hook 3 is located in this embodiment can be set to a large value, and when the device is applied to pipelines 4 with different pipe diameters, the pipelines 4 can be clamped between the airbag and the first lifting hooks 3, so that the device is suitable for pipelines 4 with various pipe diameters. Fourthly, when the pipeline 4 is plugged, the ring body 2 protrudes out of the pipeline 4, so that a gap between the air bag and the inner wall of the pipeline can be plugged, and impurities such as rainwater can be further prevented from entering the pipeline 4.

Further, in one embodiment, referring to fig. 1-3, the mounting base includes a plurality of magnets; a plurality of magnets adsorb on the outer wall of pipeline 4 through magnetic adsorption power respectively, a plurality of magnets and a plurality of second lifting hook one-to-one, and each second lifting hook is connected respectively on the magnet that corresponds.

In this embodiment, fix the second lifting hook on the outer wall of pipeline 4 through the magnet, it is convenient to dismantle, and fixed respond well.

Further, in another embodiment, referring to fig. 1 to 3, the mount includes a rope body for winding on an outer wall of the pipe 4; each second lifting hook is connected to the rope body respectively.

In this embodiment, fix the rope body on the outer wall of pipeline 4 through the frictional force that produces between rope body winding and the pipeline 4 when 4, fixed mode is simple, and the material acquires the convenience.

Further, in one embodiment, referring to fig. 1 to 3, an air tube communicating with the inside of the air bag 2 and inflating and deflating the air bag 2 is further included.

Further, in one embodiment, referring to fig. 1 to 3, an air nozzle 5 is disposed on the air tube. The air nozzle 5 may be an air nozzle 5 for inflating a bicycle.

Further, in one embodiment, referring to fig. 1 to 3, the airbag 2 has a cylindrical shape; the outer wall of the balloon 2 is connected to the inner wall of the ring 1, the balloon 2 having a first portion 21 intended to penetrate into the duct 4 and a second portion 22 intended to be arranged outside the duct 4; the outer wall of the first portion 21 is able to abut against the inner wall of the tube 4 after inflation of the balloon 2. In use, the first portion 21 is expanded such that the outer wall of the first portion 21 abuts the inner wall of the pipe 4.

Preferably, the air tube communicates into the second portion 22, whereby the air tube is exposed outside the tube 4 for inflation and deflation, both in use and during disassembly.

Further, in one embodiment, referring to fig. 1 to 3, a gas source for supplying gas to the airbag 2, such as an air pump, is further included.

Further, in one embodiment, referring to fig. 1-3, the bladder 2 is a unitary piece of rubber. In other embodiments, the bladder 2 is a unitary member of other materials that have good wear and pressure resistance properties.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A temporary plugging device for a pipeline, comprising:

the ring body is used for abutting against one end of the pipeline;

the air bag is arranged on the ring body and is used for plugging the opening at one end of the pipeline after inflation;

the first lifting hooks are provided with a plurality of first lifting hooks and are annularly arranged on the ring body around the air bag at intervals; an annular gap for the pipeline to be clamped is formed between the air bag and the first hooks;

the second lifting hooks are provided with a plurality of first lifting hooks and correspond to the first lifting hooks one by one; each first lifting hook is hooked with the corresponding second lifting hook; and

the mounting seat is used for being mounted on the outer wall of the pipeline; and the second lifting hooks are connected to the mounting seat respectively.

2. The temporary plugging device for a pipeline of claim 1, wherein said mounting seat comprises a plurality of magnets;

it is a plurality of the magnet adsorbs through the magnetic adsorption power respectively on the outer wall of pipeline, it is a plurality of magnet and a plurality of the second lifting hook one-to-one, each the second lifting hook is connected respectively on the magnet that corresponds.

3. The temporary plugging device for a pipeline according to claim 1, wherein the mounting seat comprises a rope body for winding on an outer wall of the pipeline;

and each second lifting hook is connected to the rope body respectively.

4. The temporary plugging device for a pipeline according to claim 1, further comprising an air tube communicating to the inside of the balloon and allowing the balloon to inflate and deflate.

5. The temporary plugging device for pipeline according to claim 4, wherein said air tube is provided with an air tap.

6. The temporary plugging device for a pipeline according to claim 1, wherein the balloon is cylindrical;

the outer wall of the balloon is connected to the inner wall of the ring body, and the balloon has a first portion for penetrating into the pipeline and a second portion for being disposed outside the pipeline;

the outer wall of the first portion is adapted to abut against the inner wall of the conduit after inflation of the balloon.

7. The temporary plugging device for a pipeline of claim 1, further comprising a gas source for supplying gas to the balloon.

8. The temporary plugging device for a pipeline of claim 1, wherein said bladder is a unitary piece of rubber.