Umbrella-shaped plugging device

Abstract

The utility model discloses an umbrella-shaped plugging device, and relates to the field of gas pipeline tools. The umbrella-shaped plugging device comprises a plugging inner pipe fixedly connected to the interior of a gas pipeline body, a plugging cover is connected to the gas pipeline body in a threaded mode, a supporting and fixing column is fixedly connected to the interior of the plugging cover, a sliding block is arranged on the supporting and fixing column, a sleeve is connected to the sliding block in a sleeving mode, and springs are fixedly connected to the interiors of the sleeve and the sliding block. The sleeve is fixedly connected with an umbrella fabric support, and the umbrella fabric support is provided with a first umbrella panel and a second umbrella panel. When the umbrella-shaped plugging device is used for plugging a gas pipeline main body, double-layer sealing is formed by the first umbrella panel, the second umbrella panel and the interior of the plugging inner pipe, the good sealing effect is guaranteed, meanwhile, stable contact of a connector position is guaranteed and the connector position is not prone to loosening in cooperation with the stress compression characteristic and the counter-acting force of the spring; and a third protection is formed on the outermost side through the plugging cover and the connector of the gas pipeline main body, so that the plugging effect of the gas pipeline main body is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas pipeline tool technical field, concretely is an umbrella type plugging device. BACKGROUND

[0002] When the gas pipeline is damaged, the pipeline needs to be repaired, and the existing method is to empty the gas in the damaged section of the gas pipeline, and then directly use the plugging device to seal.

[0003] The traditional plugging device is directly composed of a simple plastic plug, which can be directly screwed on the pipeline, but this direct tightening method is prone to leakage, thereby increasing the risk in construction. The plastic plug mainly uses threads to butt joint and plug the gas pipeline, and may loosen after tightening, forming a gap between the plug and the pipeline. Therefore, the stability of the traditional plugging device is not strong. In view of the shortcomings of the prior art, the utility model provides an umbrella type plugging device to solve the above problems. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the shortcomings of the prior art, the utility model provides an umbrella type plugging device. When plugging the gas pipeline body, the plugging cover is directly aligned with the outer side of the gas pipeline body and screwed. After tightening, the first and second umbrella panels form a double-layer seal with the inside of the plugging inner tube, ensuring good sealing effect. At the same time, in cooperation with the spring compression characteristics, the reaction force ensures stable contact at the interface position and is not easy to loosen, with good sealing performance. The outermost side forms a third protection through the interface between the plugging cover and the gas pipeline body, thereby achieving good plugging effect of the gas pipeline body.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model realizes the following technical scheme: an umbrella type plugging device, comprising a plugging inner tube fixedly connected inside a gas pipeline body, a plugging cover threadedly connected to the gas pipeline body, a support fixed column fixedly connected inside the plugging cover, a sliding block provided on the support fixed column, a sleeve sleeved on the sliding block, and a spring fixedly connected inside the sleeve and the sliding block.

[0008] A umbrella panel support is fixedly connected to the sleeve, and a first umbrella panel and a second umbrella panel are provided on the umbrella panel support.

[0009] Preferably, the outer side of the gas pipeline body is provided with an external thread, and the inside of the plugging cover is provided with an internal thread.

[0010] Preferably, the first and second umbrella panels are in contact with the surface of the plugging inner tube.

[0011] Preferably, the first umbrella panel is provided with a first rubber ring.

[0012] Preferably, the second umbrella panel is provided with a second rubber ring.

[0013] Preferably, the umbrella area of the second umbrella panel is greater than that of the first umbrella panel.

[0014] The utility model discloses a kind of umbrella type plugging devices, it has the beneficial effects as follows:

[0015] The umbrella type plugging device, when plugging the gas pipeline main body, directly the plugging cover is aligned with the outer side of the gas pipeline main body and is butt-jointed and screwed, after screwing, double-layer sealing is formed with the plugging inner tube inside using the first umbrella panel and the second umbrella panel, ensure that sealing effect is good, simultaneously, cooperate spring stress compression characteristic, reaction force guarantees interface position contact stable, not easy to loosen, good sealing, the outermost side is formed third protection through the interface of plugging cover and gas pipeline main body, so that the plugging effect of the gas pipeline main body is good. DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is the overall structure schematic diagram of the utility model;

[0018] Figure 2 It is the exploded view of the plugging cover of the utility model;

[0019] Figure 3 It is the overall sectional view of the utility model;

[0020] Figure 4 It is the sectional view of the sleeve of the utility model;

[0021] Figure 5 It is the structure schematic diagram of the first umbrella panel and the second umbrella panel of the utility model.

[0022] In the drawing: 1, gas pipeline main body;101, outer thread;102, plugging inner tube;2, plugging cover;201, internal thread;3, support fixed column;4, sliding block;5, sleeve;6, spring;7, umbrella support;8, first umbrella panel;801, first rubber ring;9, second umbrella panel;901, second rubber ring. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model more clear, the technical scheme in the embodiments of the utility model is clearly and completely described, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] The umbrella type plugging device provided in the embodiments of the application solves the problem that the conventional plugging device is directly composed of a simple plastic plug, the plastic plug is directly screwed on the pipeline, and the direct screwing mode is prone to leakage, thereby increasing the risk in construction, the plastic plug mainly utilizes threads to butt joint and plug the gas pipeline, and the plastic plug may be loose after being screwed, and a gap is formed between the plug and the pipeline.

[0025] In order to better understand the above technical scheme, the above technical scheme will be described in detail below in combination with the drawings of the specification and specific embodiments.

[0026] The utility model discloses an umbrella type plugging device, according to the attached Figures 1-5 As shown in the figure, including the fixed connection in the plugging inner tube 102 of gas pipeline main part 1 inside, the plugging cover 2 is connected on the gas pipeline main part 1, the inside fixed connection of plugging cover 2 has support fixed column 3, support fixed column 3 is equipped with sliding block 4, sliding block 4 is jacked with sleeve 5, and the inside fixed connection of sleeve 5 and sliding block 4 has spring 6;

[0027] The sleeve 5 is fixedly connected with the umbrella surface support 7, and the first umbrella surface plate 8 and the second umbrella surface plate 9 are arranged on the umbrella surface support 7.

[0028] Further, the outer thread 101 is arranged on the outer side of the gas pipeline main part 1, and the inner thread 201 is arranged in the plugging cover 2, so that the gas pipeline main part 1 and the plugging cover 2 are quickly butt jointed.

[0029] Further, the first umbrella surface plate 8 and the second umbrella surface plate 9 are attached to the surface of the plugging inner tube 102, the first umbrella surface plate 8 and the second umbrella surface plate 9 are clamped to the surface of the plugging inner tube 102 respectively, so that double-layer sealing is formed by the two groups of umbrella surface plates, and the sealing stability in the gas pipeline main part 1 is good.

[0030] In particular, the first rubber ring 801 is arranged on the first umbrella surface plate 8, and the second rubber ring 901 is arranged on the second umbrella surface plate 9, so that the first umbrella surface plate 8 and the second umbrella surface plate 9 are pressed to increase the sealing effect between the first umbrella surface plate 8 and the second umbrella surface plate 9 and the plugging inner tube 102.

[0031] Further, the umbrella area of the second umbrella panel 9 is larger than that of the first umbrella panel 8, and the second umbrella panel 9 and the first umbrella panel 8 are arranged to facilitate clamping of the plugging inner pipe 102.

[0032] When the umbrella type plugging device is used to plug the gas pipeline body 1, the plugging cover 2 is directly butted against the outer side of the gas pipeline body 1 and screwed, and then the first umbrella panel 8 and the second umbrella panel 9 are moved to press the plugging inner pipe 102 to form a seal.

[0033] When the gas pipeline body 1 and the plugging cover 2 are butted by threads, the plugging cover 2 synchronously drives the support fixed column 3, the sliding block 4, the sleeve 5, the spring 6 and the umbrella support 7 to move, so that the first umbrella panel 8 and the second umbrella panel 9 move and press the plugging inner pipe 102 to form a seal.

[0034] When the first umbrella panel 8 and the second umbrella panel 9 press the plugging inner pipe 102, the umbrella support 7 is synchronously driven to move, the sleeve 5 is driven by the umbrella support 7 to move, the sleeve 5 and the sliding block 4 press the spring 6, and when the spring 6 is stressed, the reaction force of the spring 6 is applied to the interface position, so that the pressure value between the first umbrella panel 8 and the second umbrella panel 9 and the plugging inner pipe 102 is greater than the air pressure value, and thus the seal is stable.

[0035] In summary, when the umbrella type plugging device is used to plug the gas pipeline body 1, the plugging cover 2 is directly butted against the outer side of the gas pipeline body 1 and screwed, and then the first umbrella panel 8 and the second umbrella panel 9 are moved to press the plugging inner pipe 102 to form a seal, which guarantees good sealing effect, and at the same time, the spring 6 is stressed and compressed, the reaction force guarantees stable contact of the interface position and is not easy to loosen, the sealing performance is good, the outermost side forms a third protection through the interface between the plugging cover 2 and the gas pipeline body 1, so that the plugging effect of the gas pipeline body 1 is good.

[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An umbrella type plugging device comprising a plugging inner pipe (102) fixedly connected inside a gas pipeline main body (1), characterized in that: The gas pipeline body (1) is threadedly connected with a blocking cover (2), the inside of the blocking cover (2) is fixedly connected with a supporting fixed column (3), the supporting fixed column (3) is provided with a sliding block (4), the sliding block (4) is sleeved with a sleeve (5), the inside of the sleeve (5) and the sliding block (4) is fixedly connected with a spring (6); The sleeve (5) is fixedly connected with an umbrella surface support (7), the umbrella surface support (7) is provided with a first umbrella surface plate (8) and a second umbrella surface plate (9).

2. The umbrella occlusion device of claim 1, wherein: The outside of the gas pipeline body (1) is provided with an external thread (101), the inside of the blocking cover (2) is provided with an internal thread (201).

3. The umbrella occlusion device of claim 1, wherein: The first umbrella surface plate (8) and the second umbrella surface plate (9) are both attached to the surface of the blocking inner tube (102).

4. The umbrella occlusion device of claim 3, wherein: The first umbrella surface plate (8) is provided with a first rubber ring (801).

5. The umbrella occlusion device of claim 4, wherein: The second umbrella surface plate (9) is provided with a second rubber ring (901).

6. The umbrella occlusion device of claim 3, wherein: The umbrella surface area of the second umbrella surface plate (9) is greater than that of the first umbrella surface plate (8).

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