Pipe cleaning device for gas pipeline construction

Abstract

The utility model discloses a pipe cleaning device for gas pipeline construction, and relates to the technical field of gas pipeline construction. The pipe cleaning device for gas pipeline construction comprises a base, a crawler walking assembly, a communicating cylinder and a pipe blowing assembly, the crawler walking assembly is arranged at the bottom of the base and used for driving the device to walk in a gas pipeline, and the communicating cylinder is arranged above the base and is of a hollow structure; the multiple sets of blowing pipe assemblies are distributed on the outer wall of the communicating cylinder in an annular array mode and used for conveying high-speed airflow to the inner wall of the gas pipeline. According to the pipe cleaning device for gas pipeline construction, through the matched design of the communicating cylinder, the pipe blowing assembly and the gas pumping assembly, the inner wall of a gas pipeline is cleaned with the help of high-pressure airflow, the inner wall of the gas pipeline cannot be damaged, and meanwhile through inclined arrangement of a connecting pipe and a sleeve and overall rotation of the pipe blowing assembly, the inner wall of the gas pipeline is cleaned; and the gas blowing cleaning effect can be improved, and impurities cleaned from the inner wall of the gas pipeline can be blown away from the gas pipeline.

Description

Technical Field

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

[0002] A gas pipeline inner wall cleaner for gas engineering with publication number CN221675224U includes a roller, the outer circumference of the roller is densely provided with bristles, one side of the roller is provided with a shell, the outer side of the shell is fixedly provided with a hanging ring, the other side of the roller is provided with a cylinder, the outer circumference of the shell and the outer circumference of the cylinder are respectively fixedly provided with a number of evenly distributed brackets, the inner bearings of the brackets are provided with rollers, the outer side of the cylinder is provided with a water inlet pipe, the outer circumference of the cylinder is fixedly provided with a number of evenly distributed high-pressure nozzles, the water flow sprayed by the high-pressure nozzles is used to flush the inner wall of the pipeline, and the bristles are used to clean the inner wall of the pipeline, which can effectively clean the dirt on the inner wall of the gas pipeline and improve the cleaning efficiency.

[0003] The above-mentioned gas pipeline inner wall cleaner uses bristles and high-pressure water flow to clean the inner wall of the gas pipeline. The bristles will cause irreversible damage to the inner wall coating of the gas pipeline. The high-pressure water flow may also cause rust on the damaged part and needs to be dried after cleaning. Its practicality is relatively limited. Therefore, a pipe cleaning device for gas pipeline construction is now provided to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe cleaning device for gas pipeline construction, which can solve the problems raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a pipe cleaning device for gas pipeline construction, comprising a base, a crawler walking assembly, a connecting tube, and a blowpipe assembly. The crawler walking assembly is disposed at the bottom of the base and is used to drive the device to move within the gas pipeline. The connecting tube is disposed above the base and is a hollow structure. The blowpipe assemblies are provided in multiple groups and are distributed in an annular array on the outer wall of the connecting tube. The blowpipe assemblies are used to deliver high-speed airflow to the inner wall of the gas pipeline.

[0006] It also includes a gas pumping assembly, a lifting assembly and a driving mechanism. The gas pumping assembly is arranged on the base and can be connected to the connecting cylinder to pump high-pressure airflow into the connecting cylinder. The lifting assembly is arranged on the top of the base and the connecting cylinder is installed on the lifting assembly. The lifting assembly is used to adjust the connecting cylinder to be coaxial with the gas pipeline. The driving mechanism is arranged between the connecting cylinder and the lifting assembly and is used to drive the connecting cylinder to rotate.

[0007] Preferably, the blowpipe assembly includes a connecting pipe and a sleeve, and multiple rows of connecting pipes connected to the interior of the connecting tube are arranged in a circular array on the outer wall of the connecting tube. Each row of connecting pipes is distributed along the axial direction of the connecting tube on the outer wall of the connecting tube and the connecting pipes are inclined to a position away from the base and the crawler walking assembly, and a sleeve is provided in a movable sleeve inside the connecting pipe.

[0008] Preferably, the blowpipe assembly further comprises a connecting rod and a bolt A, a connecting rod being connected between two adjacent groups of sleeves in each row of connecting pipes, a bolt A being threadedly connected to the outer wall of the connecting pipe and being able to extend into the interior of the connecting pipe, and the end of the bolt A extending into the interior of the connecting pipe being able to conflict with the outer wall of the sleeve.

[0009] Preferably, the air pump assembly includes an air pump, a pumping pipe, a rotary joint and a connecting hose. An air pump is provided on the top of the base. A pumping pipe is connected to the center of the end face of the connecting tube near the base. The pumping pipe is connected to the interior of the connecting tube. A rotary joint is provided at the end of the pumping pipe away from the connecting tube. The output end of the rotary joint is connected to the pumping pipe. A connecting hose is connected between the output end of the air pump and the input end of the rotary joint.

[0010] Preferably, the lifting assembly includes a sleeve, a movable plate and a bolt B. The sleeve is installed on the top of the base, and a movable plate is movable inside the sleeve. The pumping pipe is rotatably connected to the movable plate. The outer wall of the sleeve is threadedly connected with a bolt B that can interfere with the movable plate.

[0011] Preferably, the driving mechanism includes a motor and a transmission gear. The motor is installed on the side wall of the movable plate away from the connecting cylinder. The output shaft of the motor extends between the connecting cylinder and the movable plate through a coupling and is fixedly connected to a set of transmission gears. A set of transmission gears is fixedly connected to the outer wall of the pumping pipe, and the two sets of transmission gears are meshed.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: the pipe cleaning device for gas pipeline construction, through the coordinated design of the connecting tube, the blowpipe assembly and the pump gas assembly, uses high-pressure airflow to clean the inner wall of the gas pipeline without causing damage to the inner wall of the gas pipeline. At the same time, through the inclined setting of the connecting pipe and the sleeve and the overall rotation of the blowpipe assembly, it is beneficial to improve the air blowing cleaning effect and can blow impurities cleaned from the inner wall of the gas pipeline out of the gas pipeline, thereby improving the pipe cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 It is a front view of the utility model;

[0016] Figure 3 It is an enlarged view of part A of the present utility model.

[0017] Figure markings: 1. Base; 2. Crawler walking assembly; 3. Connecting tube; 4. Blow pipe assembly; 41. Connecting pipe; 42. Sleeve; 43. Connecting rod; 44. Bolt A; 5. Pump air assembly; 51. Air pump; 52. Pumping pipe; 53. Rotary joint; 54. Connecting hose; 6. Lifting assembly; 61. Sleeve; 62. Movable plate; 63. Bolt B; 7. Driving mechanism; 71. Motor; 72. Transmission gear. DETAILED DESCRIPTION

[0018] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0019] See also Figure 1-3 The utility model provides a technical solution: a pipe cleaning device for gas pipeline construction, comprising a base 1, a crawler walking assembly 2, a connecting tube 3 and a blow pipe assembly 4. The crawler walking assembly 2 is arranged at the bottom of the base 1 and is used to drive the device to walk in the gas pipeline. The connecting tube 3 is arranged above the base 1 and is a hollow structure. The number of blow pipe assemblies 4 is multiple and distributed in an annular array on the outer wall of the connecting tube 3. The blow pipe assembly 4 is used to deliver high-speed airflow to the inner wall of the gas pipeline; it also includes a gas pumping assembly 5, a lifting assembly 6 and a driving mechanism 7. The gas pumping assembly 5 is arranged on the base 1 and can be connected to the connecting tube 3 for pumping high-pressure airflow into the connecting tube 3. The lifting assembly 6 is arranged on the top of the base 1 and the connecting tube 3 is installed on the lifting assembly 6. The lifting assembly 6 is used to adjust the connecting tube 3 to be coaxial with the gas pipeline. The driving mechanism 7 is arranged between the connecting tube 3 and the lifting assembly 6 and is used to drive the connecting tube 3 to rotate.

[0020] Among them, the blowpipe assembly 4 includes a connecting pipe 41 and a sleeve 42. A plurality of rows of connecting pipes 41 communicating with the interior of the connecting pipe 3 are arranged in an annular array on the outer wall of the connecting pipe 3. Each row of connecting pipes 41 is distributed along the axial direction of the connecting pipe 3 on the outer wall of the connecting pipe 3 and the connecting pipe 41 is inclined to a position away from the base 1 and the crawler walking assembly 2. A sleeve 42 is movably sleeved in the connecting pipe 41. The blowpipe assembly 4 also includes a connecting rod 43 and a bolt A44. A connecting rod 43 is connected between two adjacent groups of sleeves 42 in each row of connecting pipes 41. A threaded bolt A44 that can be inserted into the interior of the connecting pipe 41 is threaded on the outer wall of the connecting pipe 41. Bolt A44, the end of the bolt A44 extending into the interior of the connecting pipe 41 can conflict with the outer wall of the sleeve 42, the air pump assembly 5 includes an air pump 51, a pumping pipe 52, a rotary joint 53 and a connecting hose 54, an air pump 51 is provided on the top of the base 1, and the connecting tube 3 is connected to the pumping pipe 52 at the center of the end face of the base 1, the pumping pipe 52 is connected to the interior of the connecting tube 3, and a rotary joint 53 is provided at the end of the pumping pipe 52 away from the connecting tube 3, the output end of the rotary joint 53 is connected to the pumping pipe 52, and a connecting hose 54 is connected between the output end of the air pump 51 and the input end of the rotary joint 53.

[0021] Secondly, the lifting assembly 6 includes a sleeve 61, a movable plate 62 and a bolt B63. The top of the base 1 is equipped with a sleeve 61, and a movable plate 62 is movably sleeved in the sleeve 61. The pumping pipe 52 is rotatably connected to the movable plate 62. The outer wall of the sleeve 61 is threaded with a bolt B63 that can interfere with the movable plate 62. The driving mechanism 7 includes a motor 71 and a transmission gear 72. The side wall of the movable plate 62 away from the connecting tube 3 is equipped with a motor 71. The output shaft of the motor 71 extends between the connecting tube 3 and the movable plate 62 through a coupling and is fixedly connected to a group of transmission gears 72. A group of transmission gears 72 is fixedly connected to the outer wall of the pumping pipe 52. The two groups of transmission gears 72 are meshed with each other, and the inner wall of the gas pipeline is cleaned with the help of high-pressure airflow without damaging the inner wall of the gas pipeline. At the same time, the inclined setting of the connecting pipe 41 and the sleeve 42 and the overall rotation of the blowpipe assembly 4 are conducive to improving the gas blowing cleaning effect and blowing away impurities cleaned from the inner wall of the gas pipeline from the gas pipeline.

[0022] Working principle: Move the device into the gas pipeline to be cleaned, loosen the bolt B63, adjust the height of the sleeve 61 in the movable plate 62, ensure that the connecting tube 3 is coaxial with the gas pipeline, and then tighten the bolt B63; tighten the bolt A44 and adjust the position of each group of sleeves 42 from the gas pipeline through the connecting rod 43 to ensure that the sleeve 42 is close to the inner wall of the gas pipeline; control the air pump 51 to start, and deliver high-pressure airflow to the connecting tube 3 through the pumping pipe 52. The high-pressure airflow is then blown out through the connecting pipe 41 and the sleeve 42. The high-pressure airflow cleans the inner wall of the gas pipeline, and the control motor 71 is started. The connecting tube 3 is driven to rotate through the transmission gear 72. The rotation of the airflow blows the cleaned impurities out from the other end of the gas pipeline.

[0023] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pigging device for gas pipeline construction, characterized in that: include: A base (1), a crawler walking assembly (2), a connecting tube (3) and a blowpipe assembly (4), wherein the crawler walking assembly (2) is arranged at the bottom of the base (1) and is used to drive the device to move in the gas pipeline, the connecting tube (3) is arranged above the base (1) and is a hollow structure, the blowpipe assemblies (4) are in multiple groups and are distributed in an annular array on the outer wall of the connecting tube (3), and the blowpipe assembly (4) is used to deliver high-speed airflow to the inner wall of the gas pipeline; The invention relates to a gas pumping assembly (5), a lifting assembly (6) and a driving mechanism (7). The gas pumping assembly (5) is arranged on the base (1) and can be connected to the connecting tube (3) for pumping high-pressure air into the connecting tube (3). The lifting assembly (6) is arranged on the top of the base (1) and the connecting tube (3) is installed on the lifting assembly (6). The lifting assembly (6) is used to adjust the connecting tube (3) to be coaxial with the gas pipeline. The driving mechanism (7) is arranged between the connecting tube (3) and the lifting assembly (6) and is used to drive the connecting tube (3) to rotate.

2. A pigging device for gas pipeline construction according to claim 1, characterized in that: The blowpipe assembly (4) comprises a connecting pipe (41) and a sleeve (42). A plurality of rows of connecting pipes (41) communicating with the interior of the connecting pipe (3) are arranged in an annular array on the outer wall of the connecting pipe (3). The connecting pipes (41) in each row are distributed along the axial direction of the connecting pipe (3) on the outer wall of the connecting pipe (3). The connecting pipes (41) are inclined toward a position away from the base (1) and the crawler walking assembly (2). A sleeve (42) is movably sleeved in the connecting pipe (41).

3. A pigging device for gas pipeline construction according to claim 2, characterized in that: The blowpipe assembly (4) further comprises a connecting rod (43) and a bolt A (44). The connecting rod (43) is connected between two adjacent sets of sleeves (42) in each row of connecting pipes (41). The outer wall of the connecting pipe (41) is threadedly connected with a bolt A (44) which can be inserted into the interior of the connecting pipe (41). The end of the bolt A (44) which is inserted into the interior of the connecting pipe (41) can abut against the outer wall of the sleeve (42).

4. A pigging device for gas pipeline construction according to claim 3, characterized in that: The pump air assembly (5) comprises an air pump (51), a pumping pipe (52), a rotary joint (53) and a connecting hose (54). The air pump (51) is provided on the top of the base (1). The pumping pipe (52) is connected to the center of the end face of the connecting tube (3) near the base (1). The pumping pipe (52) is connected to the interior of the connecting tube (3). The rotary joint (53) is provided at the end of the pumping pipe (52) away from the connecting tube (3). The output end of the rotary joint (53) is connected to the pumping pipe (52). The connecting hose (54) is connected between the output end of the air pump (51) and the input end of the rotary joint (53).

5. A pigging device for gas pipeline construction according to claim 4, characterized in that: The lifting assembly (6) includes a sleeve (61), a movable plate (62) and a bolt B (63). The top of the base (1) is installed with the sleeve (61), the movable plate (62) is movably sleeved in the sleeve (61), the pumping pipe (52) is rotatably connected to the movable plate (62), and the outer wall of the sleeve (61) is threadedly connected with a bolt B (63) that can interfere with the movable plate (62).

6. A pigging device for gas pipeline construction according to claim 5, characterized in that: The driving mechanism (7) comprises a motor (71) and a transmission gear (72). The motor (71) is installed on the side wall of the movable plate (62) away from the connecting cylinder (3). The output shaft of the motor (71) extends between the connecting cylinder (3) and the movable plate (62) through a coupling and is fixedly connected to a set of transmission gears (72). A set of transmission gears (72) is fixedly connected to the outer wall of the pumping pipe (52), and the two sets of transmission gears (72) are meshed with each other.

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