Pipeline plugging device for gas engineering installation

Abstract

The utility model discloses a pipeline plugging device for gas engineering installation, which comprises a bottom plate, the middle part of the top surface of the bottom plate is fixedly connected with an installation frame, a lifting assembly is arranged in the installation frame, the lifting assembly is connected with two support frames, the support frames penetrate through the installation frame, the top surfaces of the two support frames are fixedly connected with a U-shaped plate, and the U-shaped plate is fixedly connected with the bottom plate. Clamping assemblies are arranged at one ends of the upper surface and the lower surface of the U-shaped plate, a second electric telescopic rod is fixedly connected to the middle of the side face of the U-shaped plate, the telescopic end of the second electric telescopic rod penetrates through the U-shaped plate and is fixedly connected with a sealing plug, and a sealing assembly is arranged on the surface of the sealing plug. When the gas pipeline plugging device is used, gas pipelines with different diameters can be clamped and fixed through the clamping assembly, the gas pipelines with different pipe diameters can be preliminarily plugged through the plugging plug, gaps between the gas pipelines and the plugging plug are filled with the sealing assembly, and the plugging effect on the gas pipelines is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas engineering, in particular to a pipeline blocking device for gas engineering installation. Background Art

[0002] During the installation and maintenance period of the gas pipeline, if there is bad weather or due to construction period requirements, the gas pipe opening needs to be sealed. Otherwise, it is easy for dirt and water to enter and pollute the gas pipeline, which will increase the process of further construction of the gas pipeline in the later stage and reduce construction efficiency.

[0003] In gas engineering, there are gas pipelines with different diameters. Existing plugging devices cannot be applied to different gas pipelines, resulting in great limitations during use. Utility Model Content

[0004] The purpose of the utility model is to provide a pipeline blocking device for gas engineering installation to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a pipeline sealing device for gas engineering installation, comprising a base plate, a mounting frame fixedly connected to the middle of the top surface of the base plate, a lifting assembly provided inside the mounting frame, the lifting assembly connected to two support frames, the support frames pass through the mounting frame, the top surfaces of the two support frames are fixedly connected to a U-shaped plate, one end of the upper and lower surfaces of the U-shaped plate is provided with a clamping assembly, a second electric telescopic rod is fixedly connected to the middle of the side surface of the U-shaped plate, the telescopic end of the second electric telescopic rod passes through the U-shaped plate and is fixedly connected to a sealing plug, and a sealing assembly is provided on the surface of the sealing plug.

[0006] Preferably, the lifting assembly includes a motor, the motor is fixedly connected to the bottom of the inner wall of the mounting frame, the motor output shaft is fixedly connected to a threaded rod, the top of the threaded rod is rotatably connected to the top wall of the mounting frame, the threaded rod is threadedly connected to a lifting plate, the lifting plate is slidably connected to a sliding rod at one end away from the threaded rod, both ends of the sliding rod are fixedly connected to the upper and lower side walls of the mounting frame, and the two support frames are fixedly connected at the corners of the top surface of the lifting plate.

[0007] Preferably, the clamping assembly includes a first electric telescopic rod, which is fixedly connected to one end of the upper and lower surfaces of the U-shaped plate. The telescopic end of the first electric telescopic rod passes through the U-shaped plate and is fixedly connected to a clamping block. The clamping block is provided with a clamping groove on the side away from the first electric telescopic rod.

[0008] Preferably, the sealing assembly includes an airbag, which is fixedly connected to the sealing plug surface, a one-way valve is threadedly connected to the top surface of the airbag, a connecting tube is connected to the top of the one-way valve, the end of the connecting tube away from the airbag is connected to the air outlet of the air pump, the air pump is fixedly connected to the top surface of the U-shaped plate, and an exhaust valve is threadedly connected to the bottom surface of the airbag.

[0009] Preferably, the sealing plug is truncated cone-shaped.

[0010] Preferably, a battery is fixedly connected to the front end of the top of the bottom plate, and a strip hole is opened on the top surface of the U-shaped plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. When the utility model is in use, the second electric telescopic rod drives the sealing plug into the inside of the gas pipeline. The sealing plug can initially block gas pipelines of different diameters. The air pump inflates the air bag through the connecting pipe and the one-way valve. After the air bag is inflated, it fills the gap between the gas pipeline and the sealing plug, thereby improving the blocking effect of the gas pipeline.

[0013] 2. When the utility model is in use, the first electric telescopic rod drives the clamping block to extend, and the clamping groove fits on the surface of the gas pipeline, so that gas pipelines of different diameters can be clamped and fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a front cross-sectional structural diagram of the present utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the present utility model;

[0017] Figure 4 It is a partial structural diagram of the utility model.

[0018] In the figure: 1. Base plate; 2. Mounting frame; 3. Lifting assembly; 31. Motor; 32. Threaded rod; 33. Lifting plate; 34. Sliding rod; 4. Support frame; 5. U-shaped plate; 6. Clamping assembly; 61. First electric telescopic rod; 62. Clamping block; 63. Clamping groove; 7. Second electric telescopic rod; 8. Sealing plug; 9. Sealing assembly; 91. Airbag; 92. One-way valve; 93. Connecting pipe; 94. Air pump; 95. Exhaust valve; 10. Battery; 11. Strip hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: a pipeline sealing device for gas engineering installation, including a base plate 1, a mounting frame 2 is installed in the middle of the top surface of the base plate 1 by bolts, a lifting assembly 3 is installed inside the mounting frame 2, a support frame 4 passes through the mounting frame 2, a U-shaped plate 5 is installed on the top surface of the two support frames 4 by bolts, a clamping assembly 6 is installed at one end of the upper and lower surfaces of the U-shaped plate 5, a second electric telescopic rod 7 is installed in the middle of the side of the U-shaped plate 5 by bolts, the telescopic end of the second electric telescopic rod 7 passes through the U-shaped plate 5, a sealing plug 8 is installed at the telescopic end of the second electric telescopic rod 7 by bolts, the sealing plug 8 is truncated cone-shaped, and a sealing assembly 9 is installed on the surface of the sealing plug 8.

[0021] The lifting assembly 3 includes a motor 31, which is mounted on the bottom of the inner wall of the mounting frame 2 by bolts, a threaded rod 32 is mounted on the output shaft of the motor 31 through a coupling, and the top of the threaded rod 32 is rotatably mounted on the top wall of the mounting frame 2 through a bearing, one end of the lifting plate 33 is threadedly connected to the threaded rod 32, and a sliding rod 34 is slidingly connected to the end of the lifting plate 33 away from the threaded rod 32, and both ends of the sliding rod 34 are mounted on the upper and lower side walls of the mounting frame 2 by bolts, and two support frames 4 are mounted at the corners of the top surface of the lifting plate 33 by bolts.

[0022] The clamping assembly 6 includes a first electric telescopic rod 61, which is installed on one end of the upper and lower surfaces of the U-shaped plate 5 by bolts. The telescopic end of the first electric telescopic rod 61 passes through the U-shaped plate 5. The clamping block 62 is installed on the telescopic end of the first electric telescopic rod 61 by bolts. The clamping groove 63 is opened on the side of the clamping block 62 away from the first electric telescopic rod 61.

[0023] The sealing assembly 9 includes an airbag 91, which is bonded to the surface of the sealing plug 8. A one-way valve 92 is threadedly connected to the top surface of the airbag 91. A connecting pipe 93 is inserted into the top of the one-way valve 92. The end of the connecting pipe 93 away from the airbag 91 is inserted into the air outlet of the air pump 94. The air pump 94 is installed on the top surface of the U-shaped plate 5 by bolts, and the exhaust valve 95 is threadedly connected to the bottom surface of the airbag 91.

[0024] The battery 10 is mounted on the front end of the top of the base plate 1 by bolts. The battery 10 supplies power to the power-consuming components. A strip hole 11 is opened on the top surface of the U-shaped plate 5 for the connecting pipe 93 to pass through.

[0025] Working principle: When the utility model is in use, the motor 31 is started, and the motor 31 drives the threaded rod 32 to rotate, so that the lifting plate 33 drives the U-shaped plate to move upward through the support frame 4, so that the U-shaped plate 5 can be adjusted to a height suitable for the gas pipeline, and the first electric telescopic rod 61 is started, and the first electric telescopic rod 61 drives the clamping block 62 to extend, and the clamping groove 63 fits on the surface of the gas pipeline, so that gas pipelines of different diameters can be clamped and fixed, and the second electric telescopic rod 7 drives the sealing plug 8 to the inside of the gas pipeline, and the sealing plug 8 can perform preliminary sealing on gas pipelines of different diameters, and the air pump 94 is started, and the air pump 94 inflates the air bag 91 through the connecting pipe 93 and the one-way valve 92. After the air bag 91 inflates, it fills the gap between the gas pipeline and the sealing plug 8, thereby improving the sealing effect of the gas pipeline. The utility model has the advantages of easy use and good use effect.

[0026] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0027] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe plugging device for gas engineering installation, comprising a base plate (1), characterized in that: A mounting frame (2) is fixedly connected to the middle of the top surface of the bottom plate (1), a lifting assembly (3) is provided inside the mounting frame (2), the lifting assembly (3) is connected to two support frames (4), the support frames (4) pass through the mounting frame (2), the top surfaces of the two support frames (4) are fixedly connected to a U-shaped plate (5), one end of the upper and lower surfaces of the U-shaped plate (5) is provided with a clamping assembly (6), the middle of the side surface of the U-shaped plate (5) is fixedly connected to a second electric telescopic rod (7), the telescopic end of the second electric telescopic rod (7) passes through the U-shaped plate (5) and is fixedly connected to a sealing plug (8), and a sealing assembly (9) is provided on the surface of the sealing plug (8).

2. A pipeline plugging device for gas engineering installation according to claim 1, characterized in that: The lifting assembly (3) includes a motor (31), the motor (31) is fixedly connected to the bottom of the inner wall of the mounting frame (2), the output shaft of the motor (31) is fixedly connected to a threaded rod (32), the top end of the threaded rod (32) is rotatably connected to the top wall of the mounting frame (2), the threaded rod (32) is threadedly connected to a lifting plate (33), the lifting plate (33) is slidably connected to a slide rod (34) at one end away from the threaded rod (32), the two ends of the slide rod (34) are fixedly connected to the upper and lower side walls of the mounting frame (2), and the two support frames (4) are fixedly connected to the corners of the top surface of the lifting plate (33).

3. A pipeline plugging device for gas engineering installation according to claim 1, characterized in that: The clamping assembly (6) comprises a first electric telescopic rod (61), the first electric telescopic rod (61) being fixedly connected to one end of the upper and lower surfaces of the U-shaped plate (5), the telescopic end of the first electric telescopic rod (61) passing through the U-shaped plate (5) and being fixedly connected to a clamping block (62), and the clamping block (62) being provided with a clamping groove (63) on a side away from the first electric telescopic rod (61).

4. A pipeline plugging device for gas engineering installation according to claim 1, characterized in that: The sealing assembly (9) includes an airbag (91), the airbag (91) is fixedly connected to the surface of the sealing plug (8), the top surface of the airbag (91) is threadedly connected to a one-way valve (92), the top end of the one-way valve (92) is plugged into a connecting pipe (93), the end of the connecting pipe (93) away from the airbag (91) is plugged into the air outlet of an air pump (94), the air pump (94) is fixedly connected to the top surface of the U-shaped plate (5), and the bottom surface of the airbag (91) is threadedly connected to an exhaust valve (95).

5. The pipeline plugging device for gas engineering installation according to claim 1, characterized in that: The sealing plug (8) is in the shape of a truncated cone.

6. A pipeline plugging device for gas engineering installation according to claim 1, characterized in that: A battery (10) is fixedly connected to the front end of the top of the bottom plate (1), and a strip-shaped hole (11) is provided on the top surface of the U-shaped plate (5).

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