Natural gas pipeline cleaning device

Abstract

The utility model relates to the technical field of pipeline cleaning, in particular to a natural gas pipeline cleaning device which comprises a protective barrel, a driving motor is fixedly installed on the inner wall of the protective barrel, and the output end of the driving motor is fixedly connected with a rotating disc. The cleaning device has the advantages that the protective cylinder, the driving motor, the turntable, the adjusting shell, the limiting groove, the extension rod, the locking threaded rod, the locking nut, the cleaning brush, the U-shaped mounting seat, the rotating rod, the roller and the angle adjusting structure are arranged in a matched manner, so that the positions of the cleaning brush and the roller can be adjusted; according to the natural gas pipeline cleaning device, the cleaning brush and the rolling wheels can be attached to the inner wall of the natural gas pipeline with more inner diameters, so that the natural gas pipeline cleaning device can clean the natural gas pipelines with more sizes, the application range of the natural gas pipeline cleaning device is expanded, the three rolling wheels can be adjusted to proper positions at a time, and the cleaning efficiency is improved. And the practicability and the structural flexibility of the natural gas pipeline cleaning device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline cleaning, in particular to a natural gas pipeline cleaning device. Background Art

[0002] Natural gas is a gaseous fossil fuel mainly composed of methane. In the process of natural gas transportation, a large number of natural gas pipelines are required. Natural gas pipelines are usually closed pipelines. Various impurities may accumulate and form blockages during years of use, which greatly affects the transmission efficiency of natural gas. Once a natural gas pipeline is blocked, it needs to be dismantled and cleaned, and some pipeline cleaning equipment has come into being.

[0003] Some natural gas pipeline cleaning devices use rollers to move the entire cleaning device inside the natural gas pipeline, and clean the inner wall of the natural gas pipeline by rotating the brush structure. However, the positions of the roller and the brush structure are fixed, so that the existing cleaning device can only clean natural gas pipelines of a specific size, which makes the application range of the cleaning device smaller and reduces the practicality of the cleaning device. Therefore, a natural gas pipeline cleaning device is needed to solve the above problems. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the present invention is to provide a natural gas pipeline cleaning device to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the present invention provides a natural gas pipeline cleaning device, including a protective cylinder, a driving motor is fixedly installed on the inner wall of the protective cylinder, the output end of the driving motor is fixedly connected to a turntable, and a plurality of adjusting shells with hollow structures are fixedly installed on the outer surface of the turntable, and limiting grooves are provided on two symmetrical sides of several adjusting shells, and extension rods are slidably connected to the interiors of several adjusting shells, and locking threaded rods are fixedly connected to two symmetrical sides of several extension rods, and locking nuts are threadedly connected to the outer surfaces of several locking threaded rods, and a cleaning brush is fixedly connected to one end of several extension rods, and three U-shaped mounting seats are fixedly connected to the outer surface of the protective cylinder, and the interiors of the three U-shaped mounting seats are rotatably connected to rotating rods, and one end of the three rotating rods is rotatably connected to rollers, and an angle adjustment structure for adjusting the angle of the rotating rod is provided on the protective cylinder.

[0007] Preferably, any of the above schemes is that the angle adjustment structure includes an adjusting threaded rod, a movable ring seat, a first articulated seat, a connecting rod, a second articulated seat and an adjusting nut, the middle part of one side of the protective tube is threadedly connected to the adjusting threaded rod, the outer surface of the adjusting threaded rod is slidably connected to the movable ring seat, the outer surface of the movable ring seat is fixedly connected to three first articulated seats, one side of the three first articulated seats is hinged to a connecting rod, the ends of the three connecting rods away from the first articulated seat are fixedly connected to a second articulated seat fixedly connected to the rotating rod, and the outer surface of the adjusting threaded rod is threadedly connected to two adjusting nuts.

[0008] Preferably, from any of the above solutions, one end of the adjusting threaded rod away from the protective tube is threadedly connected to a lifting ring.

[0009] Preferably, in any of the above solutions, a plurality of through holes are opened on one side of the protective tube, and the plurality of through holes are communicated with the interior of the protective tube.

[0010] Preferably, any of the above schemes is that the locking threaded rod passes through the interior of the limiting groove, the maximum diameter of the locking threaded rod is adapted to the width of the limiting groove, and the locking threaded rod is slidably connected to the limiting groove.

[0011] Preferably, any of the above solutions is that the movable ring seat is located in the middle of the two adjusting nuts, and the two adjusting nuts are tightly fitted to the movable ring seat.

[0012] Compared with the prior art, the advantages and beneficial effects of the present invention are as follows:

[0013] 1. Through the coordinated arrangement of the protective tube, the drive motor, the turntable, the adjustment shell, the limit groove, the extension rod, the locking threaded rod, the locking nut, the cleaning brush, the U-shaped mounting seat, the rotating rod, the roller and the angle adjustment structure, the positions of the cleaning brush and the roller can be adjusted, so that the cleaning brush and the roller can fit the inner wall of a natural gas pipeline with a wider inner diameter, thereby enabling the natural gas pipeline cleaning device to clean natural gas pipelines of a wider range of sizes, thereby expanding the scope of application of the natural gas pipeline cleaning device, and being able to adjust three rollers to a suitable position at one time, thereby improving the practicality and structural flexibility of the natural gas pipeline cleaning device.

[0014] 2. The threaded connection between the lifting ring and the adjusting threaded rod makes it easier to install and remove the lifting ring, thereby facilitating the separation of the movable ring seat and the adjusting nut from the adjusting threaded rod, and the adjusting threaded rod is threadedly connected to the protective tube, which facilitates the installation and removal of the adjusting threaded rod. When the adjusting threaded rod is damaged, it is easy to replace the adjusting threaded rod, and only the adjusting threaded rod needs to be replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a structural diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 This is a schematic structural diagram of the regulating housing and its connecting components of the utility model;

[0018] Figure 4 This is a schematic structural diagram of the protective tube and its connecting components of the utility model.

[0019] In the figure: 1-protective cylinder, 2-drive motor, 3-turntable, 4-adjusting shell, 5-limiting groove, 6-extension rod, 7-locking threaded rod, 8-locking nut, 9-cleaning brush, 10-U-shaped mounting seat, 11-rotating rod, 12-roller, 13-angle adjustment structure, 1301-adjusting threaded rod, 1302-moving ring seat, 1303-first articulated seat, 1304-connecting rod, 1305-second articulated seat, 1306-adjusting nut, 14-hanging ring, 15-through hole. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0021] like Figures 1 to 4As shown, a natural gas pipeline cleaning device is shown, which includes a protective cylinder 1. The protective cylinder 1 is circular in shape, and a driving motor 2 is fixedly installed on the inner wall of the protective cylinder 1. The output end of the driving motor 2 is fixedly connected to a turntable 3. The output shaft of the driving motor 2 passes through one side of the protective cylinder 1, and the output shaft of the driving motor 2 is rotatably connected to the protective cylinder 1 through a bearing, so as to ensure the stability of the output shaft of the driving motor 2 during rotation. A plurality of adjusting shells 4 with a hollow structure are fixedly installed on the outer surface of the turntable 3. The plurality of adjusting shells 4 are distributed in a circular array on the outer surface of the turntable 3. The two symmetrical sides of the plurality of adjusting shells 4 are provided with limiting grooves 5. The interiors of the plurality of adjusting shells 4 are slidably connected with extension rods 6. The size of the extension rods 6 is adapted to the internal size of the adjusting shells 4, so that the extension rods 6 can be completely and smoothly retracted into the interior of the adjusting shell 4. The two symmetrical sides of the plurality of extension rods 6 are fixedly connected with locking threaded rods 7. The outer surfaces of the plurality of locking threaded rods 7 are threadedly connected with locking nuts 8. One end of the plurality of extension rods 6 is fixed A cleaning brush 9 is connected, and the cleaning brush 9 includes two parts: a brush plate and bristles, wherein the bristles are rigid bristles, so that the inner wall of the natural gas pipeline can be better cleaned. The outer surface of the protective cylinder 1 is fixedly connected with three U-shaped mounting seats 10, and the three U-shaped mounting seats 10 are distributed in a circular array on the outer surface of the protective cylinder 1. The interior of the three U-shaped mounting seats 10 is rotatably connected with a rotating rod 11, and one end of the three rotating rods 11 is rotatably connected with a roller 12. The protective cylinder 1 is provided with an angle adjustment structure 13 for adjusting the angle of the rotating rod 11. Before cleaning the natural gas pipeline, the extension rod 6 is extended from the inside of the adjusting shell 4 to a suitable length according to the inner diameter of the natural gas pipeline, and then the locking nut 8 is tightly fitted with the adjusting shell 4, and the extension rod 6 is fixed, so that the cleaning brush 9 is fixed in the appropriate position, and then the rotating rod 11 drives the roller 12 to rotate to a suitable angle according to the inner diameter of the natural gas pipeline through the angle adjustment structure 13, so that the roller 12 can fit with the inner wall of the natural gas pipeline, thereby better supporting the protective cylinder 1.

[0022] As an optional technical solution of the present invention, the angle adjustment structure 13 includes an adjusting threaded rod 1301, a movable ring seat 1302, a first articulated seat 1303, a connecting rod 1304, a second articulated seat 1305 and an adjusting nut 1306. The middle part of one side of the protective tube 1 is threadedly connected with the adjusting threaded rod 1301, the outer surface of the adjusting threaded rod 1301 is slidably connected with the movable ring seat 1302, the outer surface of the movable ring seat 1302 is fixedly connected with three first articulated seats 1303, one side of the three first articulated seats 1303 is hinged with a connecting rod 1304, and one end of the three connecting rods 1304 away from the first articulated seat 1303 is fixedly connected with a second articulated seat 1305 fixedly connected to the rotating rod 11, the outer surface of the adjusting threaded rod 1301 is threadedly connected with two adjusting nuts 1306, and the adjusting roller 12 is adjusted. When adjusting the angle, first rotate the two adjusting nuts 1306 so that they no longer fit with the movable ring seat 1302, and then move the movable ring seat 1302. At this time, under the action of the first hinge seat 1303, the connecting rod 1304 and the second hinge seat 1305, the rotating rod 11 drives the roller 12 to rotate, and adjusts the roller 12 to a suitable angle and height. Then, rotate the two adjusting nuts 1306 again to fit tightly with the movable ring seat 1302, and fix the movable ring seat 1302, thereby fixing the roller 12 at a suitable angle. When the threaded part of the adjusting threaded rod 12 is damaged, first separate the adjusting threaded rod 12 from the protective tube 1, and then separate the adjusting nut 1306 from the adjusting threaded rod 12, and then separate the movable ring seat 1302 from the adjusting threaded rod 12. At this time, the adjusting threaded rod 12 can be replaced.

[0023] As an optional technical solution of the present invention, the end of the adjusting threaded rod 1301 away from the protective tube 1 is threadedly connected with a lifting ring 14, which facilitates the separation of the lifting ring 14 from the adjusting threaded rod 1301. The lifting ring 14 is connected to the outside such as a hook, so that the lifting ring 14 can drive the adjusting threaded rod 1301 and the protective tube 1 to move, thereby moving the cleaning brush 9 and performing cleaning operations on the inner wall of the natural gas pipeline.

[0024] As an optional technical solution of the present invention, a plurality of through holes 15 are opened on one side of the protective tube 1, and the plurality of through holes 15 are connected to the interior of the protective tube 1. Through the plurality of through holes 15, not only can the drive motor 2 located inside the protective tube 1 be cooled, but also the external wires can be conveniently connected to the drive motor 2. A battery can be installed inside the protective tube 1 to provide the required power for the drive motor 2 to operate. A control switch for controlling the start and stop of the drive motor 2 is provided on the protective tube 1, which facilitates the control of the start and stop of the drive motor 2.

[0025] As an optional technical solution of the present invention, the locking threaded rod 7 passes through the inside of the limiting groove 5, the maximum diameter of the locking threaded rod 7 is adapted to the width of the limiting groove 5, and the locking threaded rod 7 is slidingly connected to the limiting groove 5, so that the locking threaded rod 7 can only move along the direction of the limiting groove 5.

[0026] As an optional technical solution of the present invention, the movable ring seat 1302 is located in the middle position of the two adjusting nuts 1306. The two adjusting nuts 1306 fit tightly against the movable ring seat 1302. The two adjusting nuts 1306 serve to block and limit the movable ring seat 1302, thereby preventing the movable ring seat 1302 from moving.

[0027] A natural gas pipeline cleaning device, the working principle is as follows:

[0028] 1) Extend an extension rod 6 from the inside of an adjustment housing 4 to a suitable length according to the inner diameter of the natural gas pipeline;

[0029] 2) Rotate the locking nut 8 to make it fit tightly with the adjustment housing 4, fix the extension rod 6, and fix the cleaning brush 9 in the appropriate position;

[0030] 3) Repeat steps 1 and 2 to complete the adjustment operation of the positions of the remaining cleaning brushes 9;

[0031] 4) Rotate the two adjusting nuts 1306 so that they no longer fit against the movable ring seat 1302;

[0032] 5) The movable ring seat 1302 is moved. At this time, the rotating rod 11 drives the roller 12 to rotate under the action of the first hinge seat 1303, the connecting rod 1304 and the second hinge seat 1305. The roller 12 is adjusted to a suitable angle according to the inner diameter of the natural gas pipeline;

[0033] 6) Rotate the two adjusting nuts 1306 to make them fit tightly against the movable ring seat 1302, thereby fixing the movable ring seat 1302 and fixing the roller 12 at a suitable angle;

[0034] 7) Connect the lifting ring 14 to the outside, such as a hook, so that the lifting ring 14 drives the adjusting threaded rod 1301 and the protective tube 1 to move, thereby moving the cleaning brush 9, and starting the driving motor 2 to make the turntable 3 drive the adjusting shell 4 to rotate. At this time, the extension rod 6 drives the cleaning brush 9 to rotate, and the inner wall of the natural gas pipeline is cleaned as the cleaning brush 9 rotates and moves.

[0035] In summary, the natural gas pipeline cleaning device, through the coordinated arrangement of the protective tube 1, the drive motor 2, the turntable 3, the adjustment shell 4, the limit groove 5, the extension rod 6, the locking threaded rod 7, the locking nut 8, the cleaning brush 9, the U-shaped mounting seat 10, the rotating rod 11, the roller 12 and the angle adjustment structure 13, can adjust the positions of the cleaning brush 9 and the roller 12, so that the cleaning brush 9 and the roller 12 can fit with the inner wall of the natural gas pipeline with a larger inner diameter, so that the natural gas pipeline cleaning device can clean natural gas pipelines of a larger size, thereby expanding the scope of application of the natural gas pipeline cleaning device and being able to Adjusting the three rollers 12 to the appropriate position at one time improves the practicality and structural flexibility of the natural gas pipeline cleaning device. The threaded connection between the lifting ring 14 and the adjusting threaded rod 1301 makes it easier to install and remove the lifting ring 14, thereby facilitating the separation of the movable ring seat 1302 and the adjusting nut 1306 from the adjusting threaded rod 1301, and the adjusting threaded rod 1301 is threadedly connected to the protective tube 1, which facilitates the installation and removal of the adjusting threaded rod 1301. Therefore, when the adjusting threaded rod 1301 is damaged, it is easy to replace the adjusting threaded rod 1301, and only the adjusting threaded rod 1301 needs to be replaced.

Claims

1. A natural gas pipeline cleaning device, characterized by: The invention comprises a protective tube (1), wherein a driving motor (2) is fixedly mounted on the inner wall of the protective tube (1), an output end of the driving motor (2) is fixedly connected to a turntable (3), and a plurality of adjusting shells (4) with hollow structures are fixedly mounted on the outer surface of the turntable (3), two symmetrical sides of the plurality of adjusting shells (4) are provided with limiting grooves (5), the interiors of the plurality of adjusting shells (4) are slidably connected to extension rods (6), and two symmetrical sides of the plurality of extension rods (6) are fixedly connected to locking threaded rods ( 7), the outer surfaces of several locking threaded rods (7) are threadedly connected to locking nuts (8), one end of several extension rods (6) is fixedly connected to a cleaning brush (9), the outer surface of the protective tube (1) is fixedly connected to three U-shaped mounting seats (10), the interiors of the three U-shaped mounting seats (10) are rotatably connected to rotating rods (11), one end of the three rotating rods (11) is rotatably connected to rollers (12), and the protective tube (1) is provided with an angle adjustment structure (13) for adjusting the angle of the rotating rod (11).

2. A natural gas pipeline cleaning device according to claim 1, characterized in that: The angle adjustment structure (13) comprises an adjusting threaded rod (1301), a movable ring seat (1302), a first hinge seat (1303), a connecting rod (1304), a second hinge seat (1305) and an adjusting nut (1306); the middle portion of one side of the protective tube (1) is threadedly connected to the adjusting threaded rod (1301); the outer surface of the adjusting threaded rod (1301) is slidably connected to the movable ring seat (1302); the outer surface of the movable ring seat (1302) is fixedly connected to three first hinge seats (1303); one side of each of the three first hinge seats (1303) is hinged to a connecting rod (1304); one end of each of the three connecting rods (1304) away from the first hinge seat (1303) is fixedly connected to a second hinge seat (1305) fixedly connected to the rotating rod (11); and the outer surface of the adjusting threaded rod (1301) is threadedly connected to two adjusting nuts (1306).

3. A natural gas pipeline cleaning device according to claim 2, characterized in that: One end of the adjusting threaded rod (1301) away from the protective tube (1) is threadedly connected to a hanging ring (14).

4. A natural gas pipeline cleaning device according to claim 3, characterized in that: A plurality of through holes (15) are provided on one side of the protective tube (1), and the plurality of through holes (15) are communicated with the interior of the protective tube (1).

5. A natural gas pipeline cleaning device according to claim 4, characterized in that: The locking threaded rod (7) passes through the interior of the limiting groove (5), the maximum diameter of the locking threaded rod (7) is adapted to the width of the limiting groove (5), and the locking threaded rod (7) is slidably connected to the limiting groove (5).

6. A natural gas pipeline cleaning device according to claim 5, characterized in that: The movable ring seat (1302) is located in the middle of the two adjusting nuts (1306), and the two adjusting nuts (1306) fit tightly against the movable ring seat (1302).

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