Chemical pipeline inner wall cleaning equipment

Abstract

The utility model provides chemical pipeline inner wall cleaning equipment, and relates to the technical field of chemical pipeline cleaning. The pipeline inner wall cleaning equipment for the chemical industry comprises a supporting frame, a hollow shaft rotationally penetrates through the front face of the supporting frame, edge shafts slidably penetrate through the front end and the rear end of the hollow shaft, the ends, away from each other, of the two edge shafts are fixedly sleeved with worms, the right sides of the two worms are engaged with worm wheels, and the outer surfaces of the two edge shafts are rotationally sleeved with transverse plates; the supporting frame is located between the two transverse plates, and a two-way threaded cylinder rotationally penetrates through the front face of the supporting frame and the right side of the hollow shaft. According to the pipeline inner wall cleaning equipment for the chemical industry, by arranging the friction soft bag, the spring, the eccentric wheel and the air pump, the friction soft bag makes full contact with the inner wall of the pipeline after being inflated, the edge pipe and the friction soft bag shake relative to the supporting frame to conduct reciprocating friction cleaning on the inner wall of the pipeline, and the problem that brush plates are made of hard materials and cannot make full contact with the inner wall of the pipeline is solved; and the inner wall of the pipeline is not cleaned thoroughly.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical pipeline cleaning, in particular to a device for cleaning the inner wall of a chemical pipeline. Background Art

[0002] Chemical industry, that is, the chemical industry, all uses chemical methods to change the composition or structure of substances, or synthesize new substances, all belong to chemical production technology, that is, chemical process. The products obtained are called chemicals or chemical products. Pipelines are needed to transport raw materials in chemical production.

[0003] After the pipeline has been transporting raw materials for a period of time, impurities will adhere to the inner wall of the pipeline, and the pipeline needs to be cleaned regularly. Existing pipeline cleaning devices generally only move the brush plate relative to the pipeline to brush, but the brush plate is made of a hard material and cannot fully contact the inner wall of the pipeline, resulting in incomplete cleaning of the inner wall of the pipeline. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the deficiencies in the prior art, the utility model provides a chemical pipeline inner wall cleaning device, which solves the problem that the brush plate material is too hard to fully contact the inner wall of the pipeline, resulting in incomplete cleaning of the inner wall of the pipeline.

[0006] (2) Technical solution

[0007] The cam is secured to the rear of the two wheels and has a pivotal portion for securing the two wheels, the pivotal portion being abutted against the front of the two wheels and engageable with the cam, the pivotal portion being engaged with the front of the two wheels and engageable with the cam. The upper and lower ends of the two parallel shafts and the upper and lower ends of the two vertical shafts are fixedly sleeved with contact wheels, and the front and rear ends of the extension frame are respectively rotatably sleeved on the outer surfaces of the two parallel shafts. A round hole hard disk is provided on the left side of the extension frame, and the right side of the round hole hard disk is fixedly connected with a prism, and the right end of the prism slides through the left side of the extension frame. One end of the prism located on the right side of the extension frame is sleeved with a spring, the left end of the spring is fixedly connected to the extension frame, and the right end of the spring is fixedly connected to the right end of the prism tube. The right side of the prism tube is fixedly connected to the contact frame, and an eccentric wheel is provided on the right side of the contact frame, and the eccentric wheel is fixedly sleeved in the middle position of the hollow shaft, and the left side of the round hole hard disk is fixedly connected to a friction soft bag, and an air pump is fixedly inserted into the inside of the prism tube, and the end of the hollow shaft located in the front of the support frame is fixedly sleeved with gear A, and gear B is meshed above gear A. The upper surface of the support frame and behind gear B is fixedly connected with a motor, and gear B is fixedly sleeved on the output end of the motor.

[0008] Preferably, a ball is rotatably embedded in the right end of the contact frame, and the right end of the ball is in rolling contact with the outer surface of the eccentric wheel.

[0009] Preferably, a hard tube is provided inside the friction soft bag, and a ventilation groove is opened on the outer circumferential side of the hard tube. The right end of the hard tube is fixedly connected to the round hole hard disk, and the left end of the hard tube is fixedly connected to the left inner bottom wall of the friction soft bag.

[0010] Preferably, the outer surface of the prism tube is a prismatic structure, and the prism tube is arranged parallel to the vertical axis.

[0011] Preferably, the hollow shaft is coaxially arranged with the two prism axes, the hollow shaft is arranged parallel to the bidirectional threaded barrel, and the thread directions of the front and rear ends of the bidirectional threaded barrel are opposite.

[0012] Preferably, the two vertical axes are arranged in parallel with the two parallel axes, and the lengths of the vertical axes and the parallel axes are equal.

[0013] (3) Beneficial effects

[0014] The utility model provides a device for cleaning the inner wall of chemical pipelines. It has the following beneficial effects:

[0015] 1. The chemical pipeline inner wall cleaning equipment is equipped with a friction bag, a spring, an eccentric wheel and an air pump. When cleaning, the friction bag and a support frame are placed inside the pipeline, and gas is filled into the friction bag through the air pump so that the friction bag is in full contact with the inner wall of the pipeline after inflation. Then the motor is started to drive gear B to rotate, and gear A drives the hollow shaft and the eccentric wheel to rotate by engaging with gear B. The contact frame contacts the eccentric wheel under the push of the spring, and the rotation of the eccentric wheel pushes the contact frame to move left and right. The inner wall of the pipeline is cleaned by reciprocating friction through the shaking of the ribbed tube and the friction bag relative to the support frame, which solves the problem that the brush plate material is too hard to fully contact the inner wall of the pipeline, resulting in incomplete cleaning of the inner wall of the pipeline.

[0016] 2. The chemical pipeline inner wall cleaning equipment is equipped with a threaded rod and a bidirectional threaded barrel. When the inner diameter of the pipeline to be cleaned changes, the bidirectional threaded barrel is rotated to engage with the two threaded rods synchronously, pushing the two cross plates to drive the two prisms away from each other, so that the contact wheel contacts the inner wall of the pipeline to support the support frame. By controlling the amount of gas filled into the friction soft bag, the friction soft bag is expanded to different degrees, and pipelines of different diameters can be cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the connection between the hard tube and the round hole hard disk of the utility model;

[0019] Figure 3 This is a schematic diagram of the connection between the spring and the prism tube of the utility model;

[0020] Figure 4 It is a schematic top view of part of the structure of the utility model.

[0021] Among them, 1 support frame, 2 prism shaft, 3 worm gear, 4 hollow shaft, 5 worm, 6 horizontal plate, 7 bidirectional threaded cylinder, 8 threaded rod, 9 vertical shaft, 10 parallel shaft, 11 contact wheel, 12 extension frame, 13 round hole hard disk, 14 prism tube, 15 spring, 16 contact frame, 17 air pump, 18 friction soft bag, 19 eccentric wheel, 20 gear A, 21 gear B, 22 motor, 23 ball, 24 hard tube, 25 breathable groove. DETAILED DESCRIPTION

[0022] 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.

[0023] The present invention provides a device for cleaning the inner wall of a chemical pipeline. Figure 1-4As shown, it includes a support frame 1, a hollow shaft 4 is rotatably passed through the front of the support frame 1, and a prism shaft 2 is slidably passed through the front and rear ends of the hollow shaft 4, and a worm 5 is fixedly sleeved on the ends of the two prism shafts 2 that are away from each other, and a worm wheel 3 is meshed on the right side of the two worm gears 5. The outer surfaces of the two prism shafts 2 are rotatably sleeved with a cross plate 6, and the support frame 1 is located between the two cross plates 6. A bidirectional threaded barrel 7 is rotatably passed through the front of the support frame 1 and located on the right side of the hollow shaft 4, and a threaded rod 8 is threadedly inserted at the front and rear ends of the bidirectional threaded barrel 7. The hollow shaft 4 is coaxially arranged with the two prism shafts 2, and the hollow shaft 4 is parallel to the bidirectional threaded barrel 7. The thread directions of the front and rear ends of the bidirectional threaded barrel 7 are opposite, and when the bidirectional threaded barrel 7 rotates forward, it drives the two threaded rods by meshing with the two threaded rods 8. 8 are close to each other. When the bidirectional threaded cylinder 7 is reversed, the two threaded rods 8 can be pushed away from each other. The right ends of the two horizontal plates 6 are fixedly sleeved on the outer surfaces of the two threaded rods 8. The two horizontal plates 6 are located between the two worm gears 3. The upper surfaces of the two worm gears 3 are fixed with vertical shafts 9. The sides of the two horizontal plates 6 that are away from each other are rotated and sleeved on the outer surfaces of the two vertical shafts 9. The left side of the support frame 1 is fixedly connected with an extension frame 12. The left sides of the two vertical shafts 9 are provided with parallel shafts 10. The upper and lower ends of the two parallel shafts 10 and the upper and lower ends of the two vertical shafts 9 are fixedly sleeved with contact wheels 11. The two vertical shafts 9 are arranged parallel to the two parallel shafts 10. The lengths of the vertical shafts 9 and the parallel shafts 10 are equal, so that the eight contact wheels 11 can contact the inner wall of the pipe at the same time and extend. The front and rear ends of the frame 12 are respectively rotatably sleeved on the outer surfaces of the two parallel shafts 10. A round hole hard disk 13 is provided on the left side of the extension frame 12. The right side of the round hole hard disk 13 is fixedly connected with a prism 14. The right end of the prism 14 slides through the left side of the extension frame 12. A spring 15 is sleeved on one end of the prism 14 located on the right side of the extension frame 12. The left end of the spring 15 is fixedly connected to the extension frame 12. The right end of the spring 15 is fixedly connected to the right end of the prism 14. The right side of the prism 14 is fixedly connected to a contact frame 16. An eccentric wheel 19 is provided on the right side of the contact frame 16. The spring 15 has a tendency to push the contact frame 16 close to the eccentric wheel 19. The right end of the contact frame 16 is rotatably inlaid with a ball 23. The right end of the ball 23 is in rolling contact with the outer surface of the eccentric wheel 19. The ball 23 reduces the wear between the eccentric wheel 19 and the contact frame 16. The eccentric wheel 19 is fixedly sleeved in the middle position of the hollow shaft 4. The left side of the circular hole hard disk 13 is fixedly connected with a friction soft bag 18. When the friction soft bag 18 is filled with gas, it expands and can fully contact the inner wall of the pipe. A hard tube 24 is provided inside the friction soft bag 18. The outer circumferential side of the hard tube 24 is provided with a breathable groove 25. The right end of the hard tube 24 is fixedly connected to the circular hole hard disk 13. The left end of the hard tube 24 is fixedly connected to the left inner bottom wall of the friction soft bag 18. The hard tube 24 limits the length of the friction soft bag 18 to ensure that the friction soft bag 18 can be driven to move synchronously when the prism tube 14 moves left and right. The interior of the prism tube 14 is fixedly plugged with an air pump 17. The outer surface of the prism tube 14 is a prismatic structure.The prism 14 is arranged parallel to the vertical axis 9. The hollow shaft 4 is fixedly sleeved with a gear A20 at one end in front of the support frame 1. A gear B21 is meshed above the gear A20. A motor 22 is fixedly connected to the upper surface of the support frame 1 and located behind the gear B21. The gear B21 is fixedly sleeved on the output end of the motor 22.

[0024] Working principle: When cleaning, place the friction bag 18 and the support frame 1 inside the pipe, rotate the two-way threaded cylinder 7 to engage with the two threaded rods 8 synchronously, push the two horizontal plates 6 to drive the two prism shafts 2 away from each other, so that the contact wheel 11 contacts the inner wall of the pipe to support the support frame 1, and fill the friction bag 18 with gas through the air pump 17 so that the friction bag 18 is in full contact with the inner wall of the pipe after inflation, and then start the motor 22 to drive the gear B21 to rotate, and the gear A20 drives the hollow shaft 4 and the eccentric wheel 19 to rotate by engaging with the gear B21. The contact frame 16 contacts the eccentric wheel 19 under the push of the spring 15, and the eccentric wheel 19 rotates, pushing the contact frame 16 to move left and right, and the inner wall of the pipe is cleaned by reciprocating friction through the prism tube 14 and the friction bag 18 shaking relative to the support frame 1.

[0025] Although the 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 chemical pipeline inner wall cleaning device, comprising a support frame (1), characterized in that: The front face of the support frame (1) is rotatably penetrated by a hollow shaft (4), and the front and rear ends of the hollow shaft (4) are both slidably penetrated by a prism shaft (2), and the ends of the two prism shafts (2) that are away from each other are fixedly sleeved with a worm (5), and the right sides of the two worm shafts (5) are meshed with worm wheels (3), and the outer surfaces of the two prism shafts (2) are rotatably sleeved with a transverse plate (6), and the support frame (1) is located between the two transverse plates (6). The front face of the support frame (1) and the right side of the hollow shaft (4) are rotatably penetrated by a bidirectional threaded cylinder (7), and the front and rear ends of the bidirectional threaded cylinder (7) are both threadedly inserted with a threaded rod (8), and the two transverse plates (6) are connected to the two transverse plates (6). The right ends of the plates (6) are fixedly sleeved on the outer surfaces of the two threaded rods (8), the two horizontal plates (6) are located between the two worm gears (3), the upper surfaces of the two worm gears (3) are fixedly penetrated with vertical shafts (9), the sides of the two horizontal plates (6) away from each other are respectively rotated and sleeved on the outer surfaces of the two vertical shafts (9), the left side of the support frame (1) is fixedly connected with an extension frame (12), the left sides of the two vertical shafts (9) are provided with parallel shafts (10), the upper and lower ends of the two parallel shafts (10) and the upper and lower ends of the two vertical shafts (9) are fixedly sleeved with contact wheels (11), the front and rear ends of the extension frame (12) are fixedly sleeved with contact wheels (11), and the front and rear ends of the extension frame (12) are fixedly sleeved with contact wheels (11). The ends are respectively rotatably sleeved on the outer surfaces of the two parallel shafts (10), a round hole hard disk (13) is provided on the left side of the extension frame (12), a prism (14) is fixedly connected to the right side of the round hole hard disk (13), the right end of the prism (14) slides through the left side of the extension frame (12), a spring (15) is sleeved on one end of the prism (14) located on the right side of the extension frame (12), the left end of the spring (15) is fixedly connected to the extension frame (12), the right end of the spring (15) is fixedly connected to the right end of the prism (14), the right side of the prism (14) is fixedly connected to the contact frame (16), the contact frame (16) ) is provided with an eccentric wheel (19) on the right side, and the eccentric wheel (19) is fixedly sleeved in the middle position of the hollow shaft (4). The left side of the round hole hard disk (13) is fixedly connected with a friction soft bag (18), and the interior of the prism tube (14) is fixedly plugged with an air pump (17). The end of the hollow shaft (4) located in front of the support frame (1) is fixedly sleeved with a gear A (20), and the gear A (20) is meshed with a gear B (21) above. The upper surface of the support frame (1) and located behind the gear B (21) is fixedly connected with an electric motor (22), and the gear B (21) is fixedly sleeved on the output end of the electric motor (22).

2. The chemical pipeline inner wall cleaning device according to claim 1, characterized in that: The right end of the contact frame (16) is rotatably inlaid with a ball (23), and the right end of the ball (23) is in rolling contact with the outer surface of the eccentric wheel (19).

3. The chemical pipeline inner wall cleaning device according to claim 1, characterized in that: A hard tube (24) is provided inside the friction soft bag (18), and a ventilation groove (25) is provided on the outer circumferential side of the hard tube (24). The right end of the hard tube (24) is fixedly connected to the circular hole hard disk (13), and the left end of the hard tube (24) is fixedly connected to the left inner bottom wall of the friction soft bag (18).

4. The chemical pipeline inner wall cleaning device according to claim 1, characterized in that: The outer surface of the prism tube (14) is a prism-shaped structure, and the prism tube (14) is arranged parallel to the vertical axis (9).

5. The chemical pipeline inner wall cleaning device according to claim 1, characterized in that: The hollow shaft (4) is coaxially arranged with the two prism axes (2), and the hollow shaft (4) is arranged parallel to the bidirectional threaded barrel (7), and the thread directions of the front and rear ends of the bidirectional threaded barrel (7) are opposite.

6. The chemical pipeline inner wall cleaning device according to claim 1, characterized in that: The two vertical axes (9) and the two parallel axes (10) are arranged in parallel, and the lengths of the vertical axes (9) and the parallel axes (10) are equal.

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