CN211649483U - Pipeline plugging device - Google Patents

Abstract

The utility model provides a pipeline plugging device for the cover is established on the pipeline and is right leakage position on the pipeline carries out the shutoff, include: the clamping device comprises a first clamping plate, a second clamping plate and two connecting components; one ends of the two connecting components respectively penetrate through two ends of the second clamping plate and are fixedly connected with two ends of the first clamping plate, so that the first clamping plate and the second clamping plate are fixedly connected on the pipeline through the connecting components; at least one of the first clamping plate and the second clamping plate is provided with a plugging portion matched with the outer surface of the pipeline, one surface, facing the pipeline, of the plugging portion is provided with a sealing element, and the sealing structure is used for sealing the pipeline and the plugging portion so that the plugging portion plugs the leakage position on the pipeline. The embodiment of the utility model provides a pipeline plugging device simple structure, simple to operate is swift, and the leaking stoppage is effectual, can take place to leak at the pipeline quick leaking stoppage in back.

Description

Pipeline plugging device

technical field

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

Background technique

In the process of exploitation, transportation and production of oil and gas fields, there are pipelines of different specifications, but due to the influence of the use environment and production process, the pipelines will be corroded to different degrees, and then the phenomenon of pipeline perforation will cause oil and gas leakage. The leaked oil and gas will not only seriously pollute the environment, but also cause great economic losses to the oil and gas fields. In order to minimize the environmental pollution and economic loss caused by the leakage of oil and gas, for medium and low pressure pipelines, pipeline plugging devices are often used to prevent the leakage of oil and gas, and then repair welding or replacement at the appropriate time.

In the prior art, the commonly used pipeline plugging device is generally used with two pipe clamps welded by two steel plates with the same diameter, and the sealing rubber is clamped at the leaking part in the middle, and the bolt connection is used to fasten it. The purpose of preventing and controlling leakage. There is also a commonly used pipeline plugging device, which is connected by two bayonet sockets that are consistent with the arc of the leaking pipeline at one end, and the other end is connected by bolts to plug the leakage.

The pipeline plugging device in the prior art is difficult to operate, has high requirements on the operation site, and the diameter of the leakage pipe needs to be consistent with the arc, so the operation is inconvenient, especially when aligning the leaking parts and tightening the bolts, it is not easy to align the position, and it is not easy to operate. It is good to control the tightness of the bolts at both ends, which brings certain difficulties to the plugging work.

Utility model content

The utility model provides a pipeline leakage plugging device, which has the advantages of simple structure, convenient and quick installation, good leakage plugging effect, and can quickly plug leakage after pipeline leakage occurs.

The utility model provides a pipeline leakage plugging device, which is sleeved on the pipeline and blocks the leakage position on the pipeline, comprising: a first clamping plate, a second clamping plate and two connecting components;

One end of the two connecting assemblies respectively passes through the two ends of the second card board and is fastened with the two ends of the first card board, so that the first card board and the second card board are connected. be fastened to the pipeline through the connection assembly;

At least one of the first clamping plate and the second clamping plate is provided with a blocking part matched with the outer surface of the pipe, and a sealing member is provided on the side of the blocking part facing the pipe; the The sealing element is used for sealing between the pipeline and the blocking part, so that the blocking part can block the leakage position on the pipeline.

The pipeline leakage plugging device provided by the embodiment of the present invention provides a blocking part on the first card board or the second card board, and a sealing member is arranged on the blocking part, so as to seal the leakage position of the pipeline, and the first card board or the second card board is sealed by the connecting assembly. The first clamping plate and the second clamping plate are fixed on the pipeline so as to block the leakage position of the pipeline.

Further, the sealing member is a sealing ring, an installation groove is provided on the side of the blocking portion facing the pipe, and the sealing ring is located in the installation groove.

Further, both ends of the first card board and the second card board have fixing parts, and the fixing parts are provided with assembling holes which are fastened to the connecting components.

Further, each of the connecting components includes a screw rod and a nut fixed at the assembling hole of the first card board, and one end of the screw rod passes through the assembling hole of the second card board and is connected with the assembling hole of the second card board. The nut is fastened and connected, so that the first clamping plate and the second clamping plate are fastened and connected to the nut through the screw rod.

Further, the head of the screw rod is further provided with an operation part, and the operation part is used to drive the screw rod to rotate under the action of an external force, so that the screw rod is fastened to the first clamping plate.

Further, the operation part includes a movable handle and a sphere disposed on the head of the screw rod, the sphere has an opening, and the diameter of the movable handle is smaller than the diameter of the opening, so that the movable handle can be move in the opening.

Further, at least one end of the movable handle has a detachment prevention part, and the diameter of the detachment prevention part is larger than the diameter of the opening.

Further, the connection assembly further includes: a blocking member sleeved on the screw rod, and the blocking member is located between the second clamping plate and the operating portion.

Further, the second card board is a rectangular board;

The first clamping plate includes an arc-shaped plate and two rectangular plates, the two rectangular plates are provided at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking portion; or

the first card board is a rectangular board;

The second clamping plate includes an arc-shaped plate and two rectangular plates, the two rectangular plates are arranged at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking portion.

Further, both the first card board and the second card board include an arc-shaped plate and two rectangular plates, the two rectangular plates are arranged at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking part.

Description of drawings

In order to illustrate the technical solutions of the present invention or the prior art more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are the For some embodiments of the utility model, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

Fig. 1 is the structural representation of the pipeline leakage plugging device provided by the embodiment of the present utility model;

2 is a schematic structural diagram of a first clamping plate of a pipeline leakage plugging device provided by an embodiment of the present invention;

3 is a schematic structural diagram of a second clamping plate of a pipeline leakage plugging device provided by an embodiment of the present invention;

4 is a schematic structural diagram of a connection assembly of a pipeline leakage plugging device provided by an embodiment of the present invention;

5 is a schematic diagram of the use state of the pipeline leakage plugging device provided by the embodiment of the present invention;

6 is a schematic structural diagram of a second clamping plate of a pipeline leakage plugging device provided by another embodiment of the present invention;

FIG. 7 is a schematic diagram of a use state of a pipeline leakage plugging device provided by another embodiment of the present invention.

Reference number:

11- the first card board;

111 - seal;

12-Second card board;

13 - connecting components;

131-screw;

132 - stopper;

133 - Operation Department;

134 - movable handle;

135 - sphere;

136 - opening;

14- blocking part;

15-Fixed part;

16- assembly hole;

2- Pipe.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the technical solutions in the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are the present utility model. Some, but not all, embodiments of the novel are disclosed. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The present utility model will be described below with reference to the accompanying drawings and in conjunction with specific embodiments.

Example 1

FIG. 1 is a schematic structural diagram of a pipeline leakage plugging device provided by an embodiment of the present invention. Referring to FIG. 1 , the pipeline leakage plugging device provided by an embodiment of the present invention is used to be sleeved on a pipeline and prevent leakage on the pipeline. The position is blocked, including: the first card board 11, the second card board 12 and the two connecting components 13; one end of the two connecting components 13 respectively passes through the two ends of the second card board 12 and is connected with the first card board 11. The two ends of the duct are fastened and connected, so that the first card board 11 and the second card board 12 are fastened to the pipe 2 through the connecting assembly. For example, one end of the connecting assembly 13 passes through one end of the second card board 12 and It is fastened to one end of the first card board 11 , and one end of the other connecting component 13 passes through the other end of the second card board 12 and is fastened to the other end of the first card board 11 . In this embodiment, the connecting assembly 13 is directly connected to the first card board 11 through the second card board 12 in a fast manner. In this embodiment, in order to achieve the purpose of plugging leaks, at least one of the first clamping plate 11 and the second clamping plate 12 has a blocking portion 14 matching the outer surface of the pipeline 2 , and the blocking portion 14 is on the side facing the pipeline 2 . A sealing member 111 is provided, and the sealing member 111 is used for sealing between the pipe 2 and the blocking part 14 , so that the blocking part 14 blocks the leakage position on the pipe 2 .

Wherein, the first card board 11 and the second card board 12 can be arranged in parallel and opposite to each other, the first card board 11 and the second card board 12 are detachably connected by the connecting component 13, and the first card board 13 can be adjusted by adjusting the connecting component 13. The distance between the plate 11 and the second clamping plate 12 enables the pipeline 2 leakage plugging device to be suitable for pipelines 2 with different diameters. When plugging the pipeline 2, the pipeline 2 is located between the first clamping plate 11 and the second clamping plate 12, and the leaking part of the pipeline 2 is in contact with the sealing part 14, and the sealing part 14 is further provided with a sealing member 111 for Seal the sealing part 14 and the leakage of the pipeline 2 to prevent the gas or fluid in the pipeline 2 from leaking from the joint surface between the sealing part 14 and the leakage part of the pipeline 2, so as to play the role of plugging the leakage .

The blocking portion 14 can be set in an arc shape, the inner diameter of the arc is the same as the outer diameter of the pipe 2, and the arc center of the arc is located on the side where the pipe 2 is located, so that the blocking portion 14 and the pipe 2 can be made closer The combination of , the contact range is also larger, and the plugging effect is better.

The first clamping plate 11 and the second clamping plate 12 are located on two sides of the pipeline 2 respectively. By adjusting the connecting assembly 13 , the leakage plugging device of the pipeline 2 can be firmly fixed on the pipeline 2 .

FIG. 2 is a schematic structural diagram of the first clamping plate of the pipeline leakage plugging device provided by the embodiment of the present invention. Referring to FIG. 2 , the first clamping plate 11 has an arc-shaped portion, and the arc-shaped portion is the blocking portion 14 . The sealing part 14 of the first card board 11 is also provided with a sealing member 111, which is used to seal the contact surface between the first card board 11 and the leakage of the pipeline 2, so as to prevent the gas or fluid in the pipeline 2 from passing from the first card board. 11 and the leakage of the pipeline 2 between the joint surface leakage, so as to play the role of plugging.

In an exemplary embodiment, the sealing member 111 may be a sealing ring, an installation groove is formed on the arc-shaped portion of the first clamping plate 11, and the sealing ring is installed in the installation groove. When the leakage is blocked, the sealing ring seals the first A contact surface between the clamping plate 11 and the pipeline 2, thereby playing the role of plugging the leakage.

The arc-shaped portion of the first card board 11 may be located in the middle of the first card board 11, or may be located at the left side position of the first card board 11 or the right side position of the first card board 11. The position of the arc portion is not specifically limited.

The first card board 11 may be integrally formed or formed by welding. For example, the first card board 11 can be formed by welding an arc-shaped plate and two rectangular plates, the two rectangular plates are welded to two ends of the arc-shaped plate respectively, and the thickness of the two rectangular plates is the same as that of the arc-shaped plate. On the other hand, the ends of the two rectangular plates that are not connected with the arc-shaped plates can also be rounded. In this embodiment, the formation method of the first card board 11 is not specifically limited, as long as the strength requirements can be met.

FIG. 3 is a schematic structural diagram of the second clamping plate of the pipeline leakage plugging device provided by the embodiment of the present invention. Referring to FIG. 3 , the second clamping plate 12 in this embodiment is a rectangular plate, and the rectangular plate has been inverted. With rounded corners, the second card board 12 is integrally formed.

The length and thickness of the second card board 12 can be the same as or different from the length and thickness of the first card board 11 and can be set according to actual needs. In this embodiment, the length and thickness of the second card board 11 are both No specific limitation is made.

It should be noted that the blocking part 14 can also be arranged on the second clamping plate 12. At this time, the second clamping plate 12 is located on the side where the pipeline 2 leaks, and the first clamping plate 11 is located on the other side. The second clamping plate 12 can be configured by welding an arc-shaped plate and two rectangular plates, the two rectangular plates are welded to the two ends of the arc-shaped plate respectively, and the first clamping plate 11 is configured as a rectangular plate. For other features, reference may be made to the above-mentioned embodiments, as long as the features of the first card board 11 and the second card board 12 are interchanged, which will not be repeated here.

FIG. 4 is a schematic structural diagram of the connecting assembly of the pipeline leakage plugging device provided by the embodiment of the present invention. Referring to FIG. 4 , the connecting assembly 13 may include a screw rod 131 and a nut (not shown in the figure) matched with the screw rod 131 . The cooperation between the screw 131 and the nut realizes the connection, fastening and disassembly between the first clamping plate 11 and the second clamping plate 12 .

Correspondingly, referring to FIG. 2 and FIG. 3 , both ends of the first card board 11 and the second card board 12 have fixing portions 15 , and the fixing portions 15 are provided with mounting holes 16 that are fastened to the connecting assembly 13 , The mounting holes 16 at the same end of the first card 11 and the second card 12 need to be in the same vertical direction, so that the screw 131 and the nut can connect, fasten and disassemble the first card 11 and the second card 12 .

A screw 131 and a nut are respectively provided at both ends of the first clamping plate 11 and the second clamping plate 12. The following will take one end of the first clamping plate 11 and the second clamping plate 12 as an example to illustrate the screw rod 131 and the nut. How to realize the connection, fastening and disassembly between the first card board 11 and the second card board 12 .

At one end of the first clamping plate 11 and the second clamping plate 12, there is a screw rod 131 and a nut, wherein the nut is located below the first clamping plate 11, and the nut is fixed at the assembly hole 16 of the first clamping plate 11, The screw rod 131 passes through the assembly hole 16 of the second clamping plate 12 and is fastened to the nut. The connection and tightening between the first clamping plate 11 and the second clamping plate 12 can be realized by the cooperation between the screw rod 131 and the nut. fixing and dismantling.

Similarly, the other ends of the first clamping plate 11 and the second clamping plate 12 also have a screw rod 131 and a nut, and the connection method is the same as the above, and will not be repeated here. In this way, the connection, fastening and disassembly between the first clamping plate 11 and the second clamping plate 12 can be realized through the cooperation between the screw rod 131 and the nut.

The inner diameters of the mounting holes 16 of the first card board 11 and the second card board 12 may be the same or different, which are not specifically limited in this embodiment.

In addition, the mounting hole 16 may be circular, square, triangular, etc., which is not specifically limited in this embodiment.

It should be noted that the outer diameter of the screw 131 should be smaller than the inner diameter of the mounting holes 16 on the first clamping plate 11 and the second clamping plate 12 to ensure that the screw 131 can pass through the holes on the first clamping plate 11 and the second clamping plate 12 Mounting hole 16. Similarly, the outer diameter of the nut needs to be larger than the inner diameter of the mounting holes 16 on the first and second clamping plates 11 and 12 to ensure that the nut can fix the positions of the first and second clamping plates 11 and 12 .

On the other hand, the screw 131 is connected with the nut at the assembling hole 16 of the first clamping plate 11 by means of threads. By rotating the screw 131, the distance between the first clamping plate 11 and the second clamping plate 12 can be adjusted, and the first clamping plate can also be realized Connection, fastening and disassembly between the board 11 and the second card board 12 .

For the convenience of use, the nut can be welded to the corresponding position of the assembly hole 16 of the first clamping plate 11. In this way, when in use, only the screw 131 needs to be rotated, and the nut does not need to be operated, so that the pipe 2 The installation of the plugging device is more convenient and quicker.

In addition, an operation part 133 can also be provided on the head of the screw 131 to facilitate the installation or removal of the leakage plugging device of the pipeline 2. The operation part 133 can be a tightening handle or other types of operation parts 133, as long as the screw 131 can be closed It is sufficient to fasten, and the type of the operation portion 133 is not specifically limited here.

In an exemplary embodiment, the operating portion 133 includes a ball 135 disposed on the head of the screw 131 and a movable handle 134. The ball 135 at the head of the screw 131 is provided with an opening 136 through which the movable handle 134 can pass. The hole 136 moves left and right. When it needs to be tightened or disassembled, insert the movable handle 134 into the opening 136, and then force the end of the movable handle 134 away from the hole 136 to drive the screw 131 to rotate, so as to realize the tightening of the screw 131. fixed or disassembled. In this embodiment, there is a screw rod and its operating portion 133 at both ends of the first clamping plate 11. When the tightening handle is used as the operating portion 133, since the tightening handle is fixed on the head of the screw rod, the length of the handle is fixed. Invariably, when plugging the leakage, when tightening the leakage plugging device of the pipeline 2, if the screw 131 is to be rotated 360°, the handle must also be rotated 360°, and the handles at both ends may appear on the same side, Inconvenient to use. Therefore, the operation part 133 here has a movable handle 134 that can move left and right in the opening 136, which is equivalent to automatically adjusting the length of the handle. When tightening, when the movable handle 134 rotates to one side between the two screws , the movable handle 134 can be moved in the opening 136, so that the long arm end of the movable handle 134 is at the starting position, and then rotated, so that the movable handle 134 only needs to rotate 180° to make the screw 131 rotate 360°, making it more Flexible and convenient.

In addition, in order to prevent the movable handle 134 from slipping off, at least one end of the movable handle can also be provided with a detachment prevention part, and the diameter of the detachment prevention part is larger than the inner diameter of the opening 136 . For example, one end of the movable handle 134 can be thickened so that it can only be inserted into the opening 136 through the unbolded end, and the movable handle can be removed when not in use; of course, one end of the movable handle 134 can also be first Bold, after inserting the hole 136, the other end is also thickened, so that the movable handle 134 can move left and right in the opening 136, but the movable handle 134 cannot be removed, and the effect of preventing slipping is better.

The movable handle 134 may be a pipe, a long rod, or an iron rod, and the specific form of the movable handle is not limited in this embodiment.

The opening 136 of the ball 135 of the head of the screw 131 can be circular, square, triangular, etc., but the inner diameter of the opening 136 must be larger than the outer diameter of the movable handle 134 to ensure that the movable handle 134 can pass through the opening 136 and move left and right in it.

In addition, in order to limit the upward movement of the second clamping plate 12 and prevent the upward movement of the second clamping plate 12 during the use of the leakage plugging device for the pipeline 2, the connecting assembly 13 may further include a blocking member 132, and the blocking member 132 is sleeved On the screw rod 131 and located between the second clamping plate 12 and the operating portion 133 , the blocking member 132 can be welded on the screw rod 131 , or can be screwed with the screw rod 131 . For example, the blocking member 132 can be a nut, and the outer diameter of the nut needs to be larger than the inner diameter of the mounting hole 16 on the second clamping plate 12 .

Of course, the blocking member 132 can also be other parts, as long as the position of the second clamping plate 12 can be defined, which is not limited in this embodiment.

FIG. 5 is a schematic diagram of the use state of the pipeline leakage plugging device provided by the embodiment of the present invention. The following describes the use method and the leakage plugging principle of the pipeline leakage plugging device provided by the present embodiment with reference to FIG. 5 .

Referring to FIG. 5 , when leakage of the pipeline 2 is found, it is first necessary to find the leak point, and then install the leakage plugging device of the pipeline 2 in this embodiment on the pipeline 2 to prevent further leakage. It should be noted that during installation, the arc-shaped part of the first card board 11 needs to be installed at the leakage of the pipeline 22, so that the two are in close contact. Through the seal of the arc-shaped part of the first card plate, the Plugging of pipeline 22.

During installation, the screw 131 can be inserted into the opening 136 of the second clamping plate 12 first, and the second clamping plate 12 can be located on the opposite side of the leakage position of the pipeline 2, and then the first clamping plate 11 can be installed on the pipe 22. At the leakage point, make the arc-shaped part of the first clamping plate 11 closely contact with the pipe 22, and then insert the screw 131 through the opening 136 of the first clamping plate 11, and rotate the screw through the operating part 133 of the head of the screw 131. 131 , so that the pipeline 22 is firmly clamped between the first clamping plate 11 and the second clamping plate 12 , thereby realizing the plugging of the pipeline 2 .

It should be noted that, for the convenience of description, the first clamping plate of the leakage plugging device of pipeline 2 shown in FIG. 5 is located directly below the pipeline 2, but it does not mean that the leakage plugging device of pipeline 2 is in this position in practice. , the location of the leakage of the pipeline 2 cannot be determined, it may be on the upper side, it may be on the lower side, it may be on the left side, or it may be on the right side. Therefore, in the process of plugging the leakage, it is necessary to ensure that the circle of the first card plate 11 The arc-shaped part is in contact with the leakage position of the pipeline 2, and then the leakage plugging device of the pipeline 2 is tightened to complete the leakage plugging.

The leakage plugging device for pipeline 2 provided by the embodiment of the present invention has a simple structure, is easy to manufacture, and is very convenient to install during use. The leakage of the pipeline 2 is sealed with a sealing ring, and the leakage blocking effect is good; because of its simple structure, its volume Small, light weight, wider range of use, strong versatility, can be used in any transportation with pipeline 2.

Embodiment 2

FIG. 6 is a schematic structural diagram of the second clamping plate of the pipeline leakage plugging device provided by another embodiment of the present invention. Referring to FIG. 6 , in addition to the specific structures of the first clamping plate 11 and the second clamping plate 12 , this The other structures of the leakage plugging device for pipeline 2 provided in the embodiment are the same as those of the leakage plugging device for pipeline 2 in the first embodiment. For the blocking part 14, in actual situations, there may be more than one leakage location of the pipeline 2. For example, it is possible that the upper side and the lower side of the pipeline 2 leak at the same time. In this case, the pipeline 2 provided in the first embodiment is blocked. The leakage device cannot achieve the function of plugging. Therefore, a blocking portion 14 may be provided on the first card board 11 and the second card board 12 in this embodiment at the same time, and a sealing member, such as a sealing ring, is provided on the blocking portion 14 for sealing the blocking portion 14 Sealing is performed between the pipe 2 and the pipe 2, so as to simultaneously realize the plugging of the upper and lower sides of the pipe 2.

Specifically, the first clamping plate 11 and the second clamping plate 12 each include an arc-shaped plate and two rectangular plates, the two rectangular plates are disposed at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking portion 14 .

FIG. 7 is a schematic diagram of the use state of the pipeline leakage plugging device provided by another embodiment of the present invention. Referring to FIG. 7 , when there are two leaks in the pipeline 2, and the leakage location is no longer on the same side of the pipeline 2, this embodiment can be used. The leakage plugging device of the pipeline 2 in the example is used to plug the leakage. When in use, the pipeline 22 is stuck between the first clamping plate 11 and the second clamping plate 12, and the arc part of the first clamping plate 11 and the second clamping plate 12. The arc-shaped parts are respectively in contact with the leaking positions of the pipeline 22 and are sealed, so as to realize the plugging of the pipeline 2 .

During installation, the screw 131 can be inserted into the mounting hole 16 of the second clamping plate 12 first, and the second clamping plate 12 can be installed to the upper leakage of the pipeline 22, so that the arc-shaped part of the second clamping plate 12 and the The pipe 22 is in close contact with the pipe 22, and then the first card plate 11 is installed to the lower leakage of the pipe 22, so that the arc-shaped part of the first card plate 11 is in close contact with the pipe 22, and then the screw 131 is inserted and passed through the first card plate 13. The mounting hole 16 and the nut of the clamping plate 11 rotate the screw 131 through the operating part 133 of the head of the screw 131, so that the pipe 22 is firmly clamped between the first clamping plate 11 and the second clamping plate 12, so as to realize the connection of the pipe 2. plugging.

On the basis of the first embodiment, the first clamping plate 11 and the second clamping plate 12 of the leakage plugging device for pipeline 2 provided by the embodiment of the present invention both have a sealing part 14 with a sealing member, which can realize that there are two pipelines at the same time. 2 Leakage plugging, which has a wider scope of application.

In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "top", "bottom", "upper", "lower", "Left", "Right", "Front", "Rear", "Vertical", "Horizontal", "Inner", "Outer", "Axial", "Circumferential" etc. indicate the orientation or positional relationship is based on the attached The orientation or positional relationship shown in the figures is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated position or the original must have a specific orientation, a specific structure and operation, so it should not be construed as a reference to the present invention. Utility Model Restrictions.

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

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connected", "connected", "fixed", etc. should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection, It can be a mechanical connection or an electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, and it can make the internal communication between two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features The features are not in direct contact but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. A pipeline leakage plugging device, for being sleeved on a pipeline and plugging a leaking position on the pipeline, characterized in that it comprises: a first clamping plate, a second clamping plate and two connecting assemblies; One end of the two connecting assemblies respectively passes through the two ends of the second card board and is fastened with the two ends of the first card board, so that the first card board and the second card board are connected. be fastened to the pipeline through the connection assembly; At least one of the first clamping plate and the second clamping plate is provided with a blocking part matched with the outer surface of the pipe, and a sealing member is provided on the side of the blocking part facing the pipe; the The sealing element is used for sealing between the pipeline and the blocking part, so that the blocking part can block the leakage position on the pipeline. 2 . The pipeline leakage plugging device according to claim 1 , wherein the sealing member is a sealing ring, a side of the sealing part facing the pipeline is provided with a mounting groove, and the sealing ring is located in the installed in the slot. 3 . The pipeline leakage plugging device according to claim 1 , wherein both ends of the first clamping plate and the second clamping plate are provided with fixing parts, and the fixing parts are provided with fastening parts for the connection components. 4 . Fixed mounting holes. 4 . The pipeline leakage plugging device according to claim 3 , wherein each of the connecting components comprises a screw rod and a nut fixed at the assembling hole of the first clamping plate, and one end of the screw rod is pierced through the screw rod. 5 . through the assembling hole of the second clamping plate and being fastened with the nut, so that the first clamping plate and the second clamping plate are fastened and connected with the nut through the screw rod. 5 . The pipeline leakage plugging device according to claim 4 , wherein the head of the screw is further provided with an operation part, and the operation part is used to drive the screw to rotate under the action of an external force, so as to make the screw rotate. 6 . be fastened to the first card board. 6 . The pipeline leakage plugging device according to claim 5 , wherein the operation part comprises a movable handle and a sphere provided on the head of the screw, the sphere has an opening, and the diameter of the movable handle is smaller than the diameter of the opening so that the movable handle can move in the opening. 7 . The pipeline leakage plugging device according to claim 6 , wherein at least one end of the movable handle has a detachment prevention part, and the diameter of the detachment prevention part is larger than the diameter of the opening. 8 . 8. The pipeline leakage plugging device according to any one of claims 5-7, wherein the connecting assembly further comprises: a blocking member sleeved on the screw rod, and the blocking member is located in the first between the two card boards and the operation part. 9. The pipeline leakage plugging device according to any one of claims 1-7, wherein the second clamping plate is a rectangular plate; The first clamping plate includes an arc-shaped plate and two rectangular plates, the two rectangular plates are provided at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking portion; or the first card board is a rectangular board; The second clamping plate includes an arc-shaped plate and two rectangular plates, the two rectangular plates are arranged at both ends of the arc-shaped plate, and the arc-shaped plates form the blocking portion. 10. The pipeline leakage plugging device according to any one of claims 1-7, wherein the first clamping plate and the second clamping plate both comprise an arc-shaped plate and two rectangular plates, and the two Rectangular plates are provided at both ends of the arc-shaped plate, and the arc-shaped plate forms the blocking portion.

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