Rapid repairing device for steel flue gas pipeline

Abstract

The utility model relates to the technical field of industrial pipeline welding, and discloses a steel flue gas pipeline rapid repairing device which comprises a fixing frame, a threaded rod is rotatably connected to the interior of the fixing frame, and a first sliding block is connected to the exterior of the threaded rod in a threaded mode. A threaded rod drives a cutting disc and an arc-shaped clamping plate to move at the same time, a second motor drives the arc-shaped clamping plate to conduct clamping, opening and closing, an original pipeline is supported to reduce the gravity, an electric telescopic rod drives a cutting mechanism to conduct synchronous pushing cutting, and therefore clamping and cutting are conducted synchronously, the linkage effect is formed, and the corrosion part cleaning efficiency is improved. And then steel pipes with the original diameter or larger than the original diameter and made of the same material or steel pipes with the diameter higher than the original diameter are machined and welded, and the steel pipes are normally used after being inspected, so that rapid repair of the steel product smoke exhaust pipe after local corrosion is achieved, cost can be saved, overall replacement is not needed, downtime is shortened, and production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of industrial pipeline welding, in particular to a rapid repair device for steel-type fume pipelines. Background Art

[0002] Steel exhaust gas ducts are exhaust systems used in industrial facilities, power plants, chemical plants and other places. The background technology covers many aspects, including material selection and manufacturing process: usually high temperature resistant and corrosion resistant steel materials such as stainless steel and carbon steel are used. The manufacturing process includes welding, riveting and other processes to ensure the sealing and durability of the pipeline. Flue gas treatment technology: including dust removal, desulfurization, denitrification and other processes. Safety and reliability: The design and construction of exhaust gas ducts need to consider safety and reliability to ensure that the pipeline can withstand working conditions under high temperature and high pressure environments to prevent leakage and accidents.

[0003] In existing industrial production, steel exhaust gas ducts will experience local corrosion and perforation after long-term use, and generally need to be replaced as a whole, which has high maintenance costs, long downtime and high production costs. Therefore, it is necessary to propose a steel flue gas duct quick repair device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a quick repair device for steel-type flue gas pipes in order to solve the above-mentioned problems, thereby solving the problems mentioned in the background technology.

[0005] In order to solve the above problems, the utility model provides a technical solution:

[0006] A quick repair device for steel-type flue gas ducts comprises a fixed frame, the internal rotation of which is connected to a threaded rod, the external thread of which is connected to a first slider, the internal fixed connection of an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected to a cutting mechanism, the internal rotation of the cutting mechanism is connected to a cutting disk, the internal of the fixed frame is symmetrically provided with limiting grooves, the internal of each limiting groove is fixedly connected to a first limiting rod, the external of the cutting mechanism is symmetrically fixedly connected to a damper, the other end of each damper is fixedly connected to a connecting block, and each connecting block is slidably connected to the corresponding first limiting rod.

[0007] As a preferred solution of the utility model, a first motor is fixedly connected to the top of the fixing frame, and one end of the threaded rod passes through the fixing frame and is fixedly connected to the driving end of the first motor, a second limiting rod is fixedly connected to the inside of the fixing frame, and the first slider is slidably connected to the second limiting rod.

[0008] As a preferred solution of the utility model, the external threaded connection of the threaded rod is connected with a second slider, and the second slider is slidably connected with the second limiting rod, and the external part of the second slider is fixedly connected with a mounting box.

[0009] As a preferred solution of the utility model, the outside of the installation box is fixedly connected to a second motor, the driving end of the second motor is fixedly connected to a screw rod, the outside of the screw rod is threadedly connected to a cross plate, the inside of the cross plate is symmetrically fixedly connected to a rotating shaft, the outside of each rotating shaft is symmetrically rotatably connected to a first connecting rod, every two of the first connecting rods are rotatably connected to a clamping arm, and the adjacent side of each clamping arm is fixedly connected to an arc-shaped clamping plate.

[0010] As a preferred solution of the utility model, the outside of the installation box is fixedly connected with a connecting head, the outside of the connecting head is symmetrically fixedly connected with a cross block, a fixing seat is fixedly connected between two of the cross blocks, the inside of the fixing seat is symmetrically rotatably connected with a second connecting rod, and the other end of each of the second connecting rods is rotatably connected with an L-shaped connecting rod.

[0011] As a preferred solution of the utility model, the other end of each L-shaped connecting rod away from the second connecting rod is fixedly connected to a connecting seat, each connecting seat is rotatably connected to the corresponding clamping arm, and the end of the screw rod away from the second motor is fixedly connected to a limiting head.

[0012] The beneficial effects of the utility model are as follows: the threaded rod is driven to rotate by the first motor, the threaded rod drives the cutting disc and the arc-shaped clamping plate to move at the same time, the second motor drives the arc-shaped clamping plate to clamp and open and close, so as to support the original pipeline and reduce the gravity, and the cutting mechanism is driven and the cutting is promoted synchronously by the electric telescopic rod, so as to realize the synchronization of clamping and cutting, form a linkage effect, improve the efficiency of cleaning the corroded parts, and then process the steel pipe of the same material with the original diameter or larger than the original diameter, or weld the steel pipe with higher material than the original material, and use it normally after inspection, so as to realize the rapid repair of the exhaust gas pipe of the steel product after local corrosion, save costs, eliminate the need for overall replacement, reduce downtime, and reduce production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] For ease of explanation, the present invention is described in detail by the following specific implementations and drawings.

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

[0015] Figure 2 It is a schematic diagram of the internal structure of the fixing frame of the utility model;

[0016] Figure 3 It is a schematic diagram of the connection structure of the second motor of the utility model;

[0017] Figure 4 It is a schematic diagram of the connection structure of the arc-shaped splint of the utility model;

[0018] Figure 5 It is a schematic diagram of the connection structure of the cutting disc of the utility model.

[0019] In the figure: 1. fixing frame; 2. threaded rod; 3. first slider; 4. electric telescopic rod; 5. cutting mechanism; 6. cutting disc; 7. limiting groove; 8. first limiting rod; 9. damper; 10. connecting block; 11. first motor; 12. second limiting rod; 13. second slider; 14. mounting box; 15. second motor; 16. screw rod; 17. cross plate; 18. rotating shaft; 19. first connecting rod; 20. clamping arm; 21. arc clamping plate; 22. connecting head; 23. cross block; 24. fixing seat; 25. second connecting rod; 26. L-shaped connecting rod; 27. connecting seat; 28. limiting head. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] Example

[0022] See also Figure 1 - Figure 5 The utility model provides a technical solution: a rapid repair device for steel flue gas pipes, including a fixing frame 1, the fixing frame 1 is internally rotatably connected with a threaded rod 2, when the threaded rod 2 rotates, it drives a first slider 3 and a second slider 13 to move simultaneously, the threaded rod 2 is externally threadedly connected with a first slider 3, when the first slider 3 moves, it drives an electric telescopic rod 4 to move, the first slider 3 is internally fixedly connected with an electric telescopic rod 4, when the electric telescopic rod 4 moves, it drives a cutting mechanism 5 to move, the telescopic end of the electric telescopic rod 4 is fixedly connected with a cutting mechanism 5, when the cutting mechanism 5 moves, it drives a cutting disc 6 to move, the cutting mechanism 5 is internally rotatably connected with a The cutting disk 6 rotates at high speed to cut off and clean the flue gas duct. The interior of the fixed frame 1 is symmetrically provided with limiting grooves 7. The interior of each limiting groove 7 is fixedly connected with a first limiting rod 8. The first limiting rod 8 can limit the damper 9. The outside of the cutting mechanism 5 is symmetrically fixedly connected with a damper 9. The damper 9 can improve the cutting stability of the cutting disk 6 when the cutting mechanism 5 drives the cutting disk 6 to perform cutting operations. The other end of each damper 9 is fixedly connected with a connecting block 10. The connecting block 10 slides on the outside of the first limiting rod 8, and each connecting block 10 is slidably connected to the corresponding first limiting rod 8.

[0023] Furthermore, a first motor 11 is fixedly connected to the top of the fixing frame 1, and the first motor 11 drives the threaded rod 2 to rotate, and one end of the threaded rod 2 passes through the fixing frame 1 and is fixedly connected to the driving end of the first motor 11, and a second limiting rod 12 is fixedly connected to the inside of the fixing frame 1, and the second limiting rod 12 can be limited by the first slider 3 and the second slider 13 to improve the movement stability, and the first slider 3 is slidably connected to the second limiting rod 12, and the external thread of the threaded rod 2 is connected to the second slider 13, and when the second slider 13 moves, it drives the installation box 14 to move, and the second slider 13 is slidably connected to the second limiting rod 12, The outside of the second slider 13 is fixedly connected to the installation box 14, and when the installation box 14 moves, it drives the second motor 15 to move. The outside of the installation box 14 is fixedly connected to the second motor 15, and when the second motor 15 moves, it drives the clamping arm 20 to move. The driving end of the second motor 15 is fixedly connected to the screw rod 16, and when the screw rod 16 rotates, it drives the cross plate 17 to move. The outside of the screw rod 16 is threadedly connected to the cross plate 17, and when the cross plate 17 moves, it drives the clamping arm 20 to rotate. The inside of the cross plate 17 is symmetrically fixedly connected to the rotating shaft 18, and the rotating shaft 18 is convenient for connecting the rotation of the first connecting rod 19. The outside of each rotating shaft 18 is symmetrically connected to the second connecting rod 19. A connecting rod 19, when the first connecting rod 19 rotates, the clamping arm 20 is driven to rotate, and when the clamping arm 20 rotates, the screw rod 16 is driven to rotate. The clamping arm 20 is rotatably connected between each two first connecting rods 19, and when the clamping arm 20 rotates, the arc clamping plate 21 is driven to rotate. The adjacent side of each clamping arm 20 is fixedly connected with the arc clamping plate 21, and the two arc clamping plates 21 rotate together, thereby clamping the top of the flue gas pipe to prevent the pipe from shaking during cleaning and affecting the cutting effect. The outside of the installation box 14 is fixedly connected with a connector 22, and the outside of the connector 22 is symmetrically fixedly connected with a cross block 23, and the cross block 23 is used to install the fixing seat 2 4. A fixing seat 24 is fixedly connected between the two cross blocks 23. The interior of the fixing seat 24 is symmetrically rotatably connected to the second connecting rod 25. The other end of each second connecting rod 25 is rotatably connected to an L-shaped connecting rod 26. When the L-shaped connecting rod 26 rotates, it drives the second connecting rod 25 to rotate. The other end of each L-shaped connecting rod 26 away from the second connecting rod 25 is fixedly connected to a connecting seat 27. The connecting seat 27 is used to cooperate with the rotation of the clamping arm 20. Each connecting seat 27 is rotatably connected to the corresponding clamping arm 20. One end of the screw rod 16 away from the second motor 15 is fixedly connected to a limiting head 28, and the limiting head 28 can limit the screw rod 16.

[0024] In summary, when the smoke duct needs to be repaired quickly, the first motor 11 is started, the first motor 11 drives the threaded rod 2 to rotate, and when the threaded rod 2 rotates, the first slider 3 and the second slider 13 are moved simultaneously, and when the first slider 3 moves, the electric telescopic rod 4 is moved, and when the electric telescopic rod 4 moves, the cutting mechanism 5 is moved, and when the cutting mechanism 5 moves, the cutting disc 6 is moved, and when the cutting mechanism 5 moves, the damper 9 is moved, and when the damper 9 moves, the connecting block 10 is driven to slide outside the first limiting rod 8, and the first limiting rod 8 can move the damper The damper 9 is used to limit the position. The damper 9 can improve the cutting stability of the cutting disc 6 when the cutting mechanism 5 drives the cutting disc 6 to perform the cutting operation. When the second slider 13 moves, it drives the installation box 14 to move. When the installation box 14 moves, it drives the second motor 15 to move. When the second motor 15 moves, it drives the clamping arm 20 to move. When the clamping arm 20 moves, it drives the arc clamping plate 21 to move. After the cutting disc 6 moves to the position overlooking the smoke pipe, the second motor 15 is started. The second motor 15 drives the screw rod 16 to rotate. The limit head 28 can limit the screw rod 16. The screw rod 1 When the first connecting rod 19 rotates, the clamp arm 20 rotates. When the first connecting rod 19 rotates, the clamp arm 20 rotates. When the clamp arm 20 rotates, the screw rod 16 rotates. When the screw rod 16 rotates, the L-shaped connecting rod 26 rotates. When the L-shaped connecting rod 26 rotates, the second connecting rod 25 rotates, so that the whole connecting part forms a linkage mechanism. When the clamp arm 20 rotates, the arc clamping plate 21 rotates. The two arc clamping plates 21 rotate together, so as to clamp the top of the flue gas pipe to prevent the pipe from shaking during cleaning and affecting the cutting effect. , then start the cutting mechanism 5, the cutting mechanism 5 drives the cutting disk 6 to rotate at high speed, the electric telescopic rod 4 drives the high-speed moving cutting disk 6 to move, and then the flue gas duct is cut by the cutting disk 6, the first motor 11 drives the threaded rod 2 to rotate, the threaded rod 2 drives the cutting disk 6 and the arc clamping plate 21 to move at the same time, the second motor 15 drives the arc clamping plate 21 to achieve clamping and opening and closing, the electric telescopic rod 4 drives the cutting mechanism 5 and synchronously promotes cutting, thereby achieving simultaneous clamping and cutting, forming a linkage effect, and improving cleaning efficiency and practicality.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Rapid repair device for steel flue gas pipes, characterized in that: The invention comprises a fixed frame (1), wherein a threaded rod (2) is rotatably connected inside the fixed frame (1), a first slider (3) is threadably connected outside the threaded rod (2), an electric telescopic rod (4) is fixedly connected inside the first slider (3), a cutting mechanism (5) is fixedly connected at the telescopic end of the electric telescopic rod (4), a cutting disc (6) is rotatably connected inside the cutting mechanism (5), limiting grooves (7) are symmetrically provided inside the fixed frame (1), a first limiting rod (8) is fixedly connected inside each limiting groove (7), a damper (9) is symmetrically fixedly connected outside the cutting mechanism (5), the other end of each damper (9) is fixedly connected to a connecting block (10), and each connecting block (10) is slidably connected to the corresponding first limiting rod (8).

2. The rapid repair device for steel-related flue gas pipes according to claim 1 is characterized in that: The top of the fixing frame (1) is fixedly connected to a first motor (11), one end of the threaded rod (2) passes through the fixing frame (1) and is fixedly connected to a driving end of the first motor (11), the interior of the fixing frame (1) is fixedly connected to a second limiting rod (12), and the first sliding block (3) is slidably connected to the second limiting rod (12).

3. The rapid repair device for steel-related flue gas pipes according to claim 1 is characterized in that: The outer thread of the threaded rod (2) is connected to a second slider (13), and the second slider (13) is slidably connected to the second limiting rod (12), and the outer part of the second slider (13) is fixedly connected to a mounting box (14).

4. The rapid repair device for steel-related flue gas pipes according to claim 3 is characterized in that: The outside of the installation box (14) is fixedly connected to a second motor (15), the driving end of the second motor (15) is fixedly connected to a screw rod (16), the outside of the screw rod (16) is threadedly connected to a cross plate (17), the inside of the cross plate (17) is symmetrically fixedly connected to a rotating shaft (18), the outside of each rotating shaft (18) is symmetrically rotatably connected to a first connecting rod (19), every two of the first connecting rods (19) are rotatably connected to a clamping arm (20), and the adjacent side of each clamping arm (20) is fixedly connected to an arc-shaped clamping plate (21).

5. The rapid repair device for steel-related flue gas pipes according to claim 4 is characterized in that: The outside of the installation box (14) is fixedly connected to a connecting head (22), the outside of the connecting head (22) is symmetrically fixedly connected to a cross block (23), a fixing seat (24) is fixedly connected between the two cross blocks (23), the inside of the fixing seat (24) is symmetrically rotatably connected to a second connecting rod (25), and the other end of each second connecting rod (25) is rotatably connected to an L-shaped connecting rod (26).

6. The rapid repair device for steel-related fume ducts according to claim 5 is characterized in that: The other end of each L-shaped connecting rod (26) away from the second connecting rod (25) is fixedly connected to a connecting seat (27), and each connecting seat (27) is rotatably connected to a corresponding clamping arm (20). One end of the screw rod (16) away from the second motor (15) is fixedly connected to a limiting head (28).

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