Special coating repair pressure applying device for steel metal pipe

Abstract

The utility model provides a special cladding repair pressure device for steel metal pipes, which relates to the technical field of pipe repair, and comprises a fixed ring and a movable ring, one side of the inside of the fixed ring is provided with an inner chute, the movable ring is movably arranged inside the inner chute, and the movable ring is driven by a driving assembly to move. Notches are formed in one ends of the fixed ring and the movable ring, and fixing assemblies are arranged at the upper end and the lower end of the side, away from the inner sliding groove, of the fixed ring; the fixed ring and the movable ring are arranged at one end of a pipe repairing position in a sleeving mode through the notch, the fixed ring and the movable ring are fixed to the pipe through the fixing assembly, the first screw rod is rotated to push the adjusting rod to move, so that the pressing roller is pressed on the material coating face of the pipe, and then the movable ring is driven by the driving assembly to move in the inner sliding groove of the fixed ring. The pressing roller moves circumferentially based on the circle center of the fixing ring and presses around the coating material surface, so that the coating material surface is attached to the pipe, manpower and material resources are saved, and the efficiency is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe repair, in particular to a special covering repair pressure device for steel metal pipes. Background Art

[0002] Steel metal pipes, also known as steel pipes, are a type of metal material made of steel with a hollow cross-section and a length much greater than its outer diameter. They have numerous advantages, including high strength and hardness, the ability to withstand high external pressure and impact, a long service life, and a wide variety of specifications and models to meet the needs of different projects and industries. They can be connected in a variety of ways, are easy and flexible to install, and are suitable for a variety of complex environments and process requirements. As a recyclable metal material, steel pipes are beneficial to environmental protection and resource conservation, and are in line with the concept of modern sustainable development.

[0003] In the use of various steel metal pipes in petroleum, chemical, metallurgy, oil fields, electric power, water and other enterprises, after long-term production and operation, the pipes are prone to chemical corrosion and electrochemical corrosion due to the multiple influences of materials and environmental factors, resulting in oxidation and thinning of the pipes or even leakage, which brings serious safety hazards to production and operation, causes equipment shutdown and even causes production safety accidents, which requires repair. At present, there are processes for repairing pipes, such as coating repair, electric welding repair or replacement of thinned parts. In coating repair, it is necessary to coat the coating material on the part to be repaired of the pipe, and then manually use a scraper or a pressure roller to press the coating material to make it fit with the pipe. This method requires a lot of manpower and material resources and is inefficient. Therefore, the utility model proposes a special coating repair pressure device for steel metal pipes to solve the problems existing in the prior art. Utility Model Content

[0004] In view of the above problems, the present invention proposes a special covering, repairing and pressing device for steel metal pipes, which saves manpower and material resources and is more efficient.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a special coating repair pressure device for steel metal pipes, including a fixed ring and a movable ring, one side of the interior of the fixed ring is provided with an inner slide groove, the movable ring is movably arranged inside the inner slide groove, and the movable ring is driven to move by a driving assembly, one end of the fixed ring and the movable ring are both provided with a notch, and the upper and lower ends of the fixed ring away from the inner slide groove are both provided with fixing assemblies;

[0006] A support rod is provided on one side of the movable ring, and an adjusting rod is movably provided at the front end of the support rod. A U-shaped frame is installed at the front end of the adjusting rod through an elastic part. The elastic part is provided with multiple groups. The elastic part includes a folding arm and a spring, and the folding arm is provided with two matching groups and is rotated and folded from the middle end to the outside. The two ends of the folding arm are respectively hinged to the adjusting rod and the U-shaped frame. The spring is provided at a position between the two groups of folding arms, and the two ends of the spring are respectively connected to the adjusting rod and the U-shaped frame. A pressure roller is rotatably provided on the inner side of the U-shaped frame, and a first screw rod is threadedly installed at the middle position inside the support rod, and the front end of the first screw rod is rotatably connected to the adjusting rod.

[0007] A further improvement is that: both sides of the U-shaped frame are provided with limiting hooks, and the rear ends of the limiting hooks are hooked on the adjusting rod.

[0008] A further improvement is that the fixing assembly includes a side plate and a second screw rod, the side plate is connected to the fixing ring, the second screw rod is threadedly installed on the side plate, and one end of the second screw rod is rotatably provided with a clamping arc plate.

[0009] Further improvements are as follows: the drive assembly includes a gear compartment and a gear, and gear compartments are provided at the upper and lower ends of the fixed ring near the notch, the gear rotation is arranged inside the gear compartment, and the inner end of the gear extends to the inside of the inner slide groove, and the outer end of the movable ring is provided with meshing teeth adapted to the gear.

[0010] A further improvement is that a motor is provided on one side of the gear compartment, and an output end of the motor is connected to the gear.

[0011] A further improvement is that guide rods are provided on both sides of the rear end of the adjusting rod, and the guide rods movably pass through the support rod.

[0012] A further improvement is that the pressure roller is a hollow roller body, and the outer side of the pressure roller is covered with rubber.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model sets the fixed ring and the movable ring onto one end of the pipe repair position through the notch, fixes them to the pipe through the fixing assembly, and pushes the adjusting rod to move by rotating the first screw rod, so that the pressure roller is pressed on the coating material surface of the pipe. Then, the driving assembly drives the movable ring to move in the inner slide groove of the fixed ring, so that the pressure roller moves in a circle based on the center of the fixed ring, applies pressure around the coating material surface, and makes it fit with the pipe, saving manpower and material resources and improving efficiency.

[0015] 2, the utility model discloses the pressure roller is installed on the U -shaped frame, and the U -shaped frame is based on the elastic part and the adjusting rod connection, through the hinge effect of folding arm and the elastic extrusion effect of middle spring, make the U -shaped frame with adjusting rod have certain elastic adjustment range, through the effect of limiting hook, limit the maximum elastic distance between the U -shaped frame and adjusting rod, based on this elastic effect, make the pressure roller operation can adapt to some not enough symmetrical regular surface.

[0016] 3, the utility model discloses the position of adjusting rod and pressure roller can be changed through rotating first screw rod, thereby adapts to the pressure of pipe material of different caliber, and the position of clamping arc plate can be changed through rotating second screw rod, thereby adapts to the pipe material of different caliber, and the application range is wide. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the front view of the utility model;

[0018] Figure 2 It is the fixed ring schematic view of the utility model;

[0019] Figure 3 It is the structure schematic view of the movable ring of the utility model;

[0020] Figure 4 It is the structure schematic view of the support rod of the utility model.

[0021] Among them: 1, fixed ring;2, movable ring;3, inner sliding groove;4, support rod;5, adjusting rod;6, folding arm;7, U-shaped frame;8, spring;9, pressure roller;10, first screw rod;11, side plate;12, second screw rod;13, clamping arc plate;14, gear warehouse;15, gear;16, motor;17, meshing tooth;18, guide rod;19, limiting hook. DETAILED DESCRIPTION

[0022] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiment, and the embodiment is only used to explain the utility model, and does not constitute the limitation to the protection scope of the utility model.

[0023] Embodiment one

[0024] According to Figure 1 、 2 , 3, 4 shows, the embodiment proposes a kind of steel metal pipe material special coating repair pressure device, including fixed ring 1 and movable ring 2, the inside one side of fixed ring 1 is equipped with inner sliding groove 3, the movable ring 2 is movably arranged in the inside of inner sliding groove 3, and movable ring 2 is driven movement by driving assembly, the one end of fixed ring 1 and movable ring 2 is equipped with notch, and the upper and lower ends of the side of fixed ring 1 away from inner sliding groove 3 are equipped with fixed assembly;

[0025] A support rod 4 is provided on one side of the movable ring 2, and an adjusting rod 5 is movably provided at the front end of the support rod 4. A U-shaped frame 7 is installed at the front end of the adjusting rod 5 through an elastic part. The elastic part is provided with multiple groups, and the elastic part includes a folding arm 6 and a spring 8. The folding arm 6 is provided with two matching groups and is rotated and folded from the middle end to the outside. The two ends of the folding arm 6 are respectively hinged to the adjusting rod 5 and the U-shaped frame 7. The spring 8 is provided at a position between the two groups of folding arms 6, and the two ends of the spring 8 are respectively connected to the adjusting rod 5 and the U-shaped frame 7. A pressure roller 9 is provided on the inner side of the U-shaped frame 7. A first screw rod 10 is threadedly installed at the middle position inside the support rod 4, and the front end of the first screw rod 10 is rotatably connected to the adjusting rod 5. During use, the fixed ring 1 and the movable ring 2 are put onto one end of the pipe repair position through the notch, fixed to the pipe through the fixing assembly, and the adjusting rod 5 is pushed to move by rotating the first screw rod 10, so that the pressure roller 9 is pressed on the coating material surface of the pipe, and then the movable ring 2 is driven by the driving assembly to move in the inner groove 3 of the fixed ring 1, so that the pressure roller 9 moves in a circle based on the center of the fixed ring 1, and applies pressure around the coating material surface to make it fit with the pipe, saving manpower and material resources and improving efficiency.

[0026] Limiting hooks 19 are provided on both sides of the U-shaped frame 7, and the rear ends of the limiting hooks 19 are hooked on the adjusting rod 5. The limiting hooks 19 limit the maximum elastic distance between the U-shaped frame 7 and the adjusting rod 5, so that the folding arm 6 maintains a certain angle and is not pushed completely vertically by the spring 8, which facilitates the subsequent extrusion and bending of the folding arm 6.

[0027] The fixing assembly includes a side plate 11 and a second screw rod 12. The side plate 11 is connected to the fixing ring 1. The second screw rod 12 is threadedly mounted on the side plate 11. One end of the second screw rod 12 is rotatably provided with a clamping arc plate 13. During use, rotating the upper and lower second screw rods 12 can change the relative position of the upper and lower clamping arc plates 13, thereby adapting to clamping pipes of different diameters.

[0028] The driving assembly includes a gear compartment 14 and a gear 15. The gear compartment 14 is provided at the upper and lower ends of the fixed ring 1 near the notch. The gear 15 is rotatably arranged inside the gear compartment 14, and the inner end of the gear 15 extends to the inside of the inner slide 3. The outer end of the movable ring 2 is provided with a meshing tooth 17 adapted to the gear 15. A motor 16 is provided on one side of the gear compartment 14, and the output end of the motor 16 is connected to the gear 15. When in use, the motor 16 drives the gear 15 to rotate, and utilizes the adaptation with the meshing tooth 17 to drive the movable ring 2 to move in the inner slide 3 of the fixed ring 1, so that the pressure roller 9 moves in a circle based on the center of the fixed ring 1, and applies pressure around the surface of the coating material. The gears 15 at the upper and lower ends can ensure the continuous driving of the movable ring 2.

[0029] Example 2

[0030] according to Figure 1 、 2 As shown in Figures 3 and 4, this embodiment proposes a special covering repair pressure device for steel metal pipes, including a fixed ring 1 and a movable ring 2. An inner slide groove 3 is provided on one side of the interior of the fixed ring 1. The movable ring 2 is movably arranged inside the inner slide groove 3, and the movable ring 2 is driven to move by a driving component. One end of the fixed ring 1 and the movable ring 2 are both provided with a notch, and the upper and lower ends of the fixed ring 1 away from the inner slide groove 3 are both provided with fixing components;

[0031] A support rod 4 is provided on one side of the movable ring 2, and an adjusting rod 5 is movably provided at the front end of the support rod 4. A U-shaped frame 7 is installed at the front end of the adjusting rod 5 through an elastic part. The elastic part is provided with multiple groups, and the elastic part includes a folding arm 6 and a spring 8. The folding arm 6 is provided with two matching groups and is rotated and folded from the middle end to the outside. The two ends of the folding arm 6 are respectively hinged to the adjusting rod 5 and the U-shaped frame 7. The spring 8 is provided at a position between the two groups of folding arms 6, and the two ends of the spring 8 are respectively connected to the adjusting rod 5 and the U-shaped frame 7. A pressure roller 9 is provided on the inner side of the U-shaped frame 7. A first screw rod 10 is threadedly installed at the middle position inside the support rod 4, and the front end of the first screw rod 10 is rotatably connected to the adjusting rod 5. During use, the fixed ring 1 and the movable ring 2 are put onto one end of the pipe repair position through the notch, fixed to the pipe through the fixing assembly, and the adjusting rod 5 is pushed to move by rotating the first screw rod 10, so that the pressure roller 9 is pressed on the coating material surface of the pipe, and then the movable ring 2 is driven by the driving assembly to move in the inner groove 3 of the fixed ring 1, so that the pressure roller 9 moves in a circle based on the center of the fixed ring 1, and applies pressure around the coating material surface to make it fit with the pipe, saving manpower and material resources and improving efficiency.

[0032] Limiting hooks 19 are provided on both sides of the U-shaped frame 7, and the rear ends of the limiting hooks 19 are hooked on the adjusting rod 5. The limiting hooks 19 limit the maximum elastic distance between the U-shaped frame 7 and the adjusting rod 5, so that the folding arm 6 maintains a certain angle and is not pushed completely vertically by the spring 8, which facilitates the subsequent extrusion and bending of the folding arm 6.

[0033] Guide rods 18 are provided on both sides of the rear end of the adjusting rod 5, and the guide rods 18 are movable through the support rod 4. During use, the position of the adjusting rod 5 and the pressure roller 9 can be changed by rotating the first screw rod 10 to adapt the pressure to pipes of different diameters. The guide rods 18 are movably inserted into the support rod, which improves the stability of the adjusting rod 5 during adjustment.

[0034] The pressure roller 9 is a hollow roller body to reduce weight, and the outer side of the pressure roller 9 is covered with rubber, which softly contacts the surface of the covering material to avoid wear.

[0035] The special pressure-applying device for steel metal pipe sheathing repair is configured such that a fixed ring 1 and a movable ring 2 are sleeved onto one end of the pipe to be repaired through a notch. The fixed ring 1 and the movable ring 2 are fixed to the pipe by a fixing assembly. The adjusting rod 5 is moved by rotating a first screw rod 10, so that a pressure roller 9 is pressed against the sheathing surface of the pipe. The movable ring 2 is then driven by a driving assembly to move within an inner groove 3 of the fixed ring 1, so that the pressure roller 9 moves in a circular motion around the center of the fixed ring 1, applying pressure around the sheathing surface to make it adhere to the pipe, saving manpower and material resources and increasing efficiency. The pressure roller 9 is mounted on a U-shaped frame 7, which is connected to the adjusting rod 5 by an elastic portion. The hinged action of the folding arm 6 and the elastic squeezing action of the intermediate spring 8 provide the U-shaped frame 7 and the adjusting rod 5 with a certain elastic adjustment range. The limit hook 19 limits the maximum elastic distance between the U-shaped frame 7 and the adjusting rod 5. Based on this elastic effect, the pressure roller 9 can adapt to some less symmetrical and regular surfaces during operation. At the same time, by rotating the first screw rod 10, the position of the adjusting rod 5 and the pressure roller 9 can be changed to adapt to the pressure of pipes of different calibers. By rotating the second screw rod 12, the position of the clamping arc plate 13 can be changed to adapt to clamping pipes of different calibers, and the application range is wide.

[0036] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A special coating repair pressure device for steel metal pipes, comprising a fixed ring (1) and a movable ring (2), characterized in that: An inner slide groove (3) is provided on one side of the fixed ring (1), the movable ring (2) is movably provided inside the inner slide groove (3), and the movable ring (2) is driven to move by a driving component, one end of each of the fixed ring (1) and the movable ring (2) is provided with a notch, and the upper and lower ends of the fixed ring (1) away from the inner slide groove (3) are provided with fixing components; A support rod (4) is provided on one side of the movable ring (2), and an adjusting rod (5) is movably provided at the front end of the support rod (4), and a U-shaped frame (7) is installed at the front end of the adjusting rod (5) through an elastic part, and the elastic part is provided with multiple groups, and the elastic part includes a folding arm (6) and a spring (8), and the folding arm (6) is provided with two matching groups and is rotated and folded from the middle end to the outside, and the two ends of the folding arm (6) are respectively hinged to the adjusting rod (5) and the U-shaped frame (7), and the spring (8) is provided at a position between the two groups of folding arms (6), and the two ends of the spring (8) are respectively connected to the adjusting rod (5) and the U-shaped frame (7), and a pressure roller (9) is provided on the inner side of the U-shaped frame (7) for rotation, and a first screw rod (10) is threadedly installed at the middle position inside the support rod (4), and the front end of the first screw rod (10) is rotatably connected to the adjusting rod (5).

2. A special coating repair pressure device for steel metal pipes according to claim 1, characterized in that: Limiting hooks (19) are provided on both sides of the U-shaped frame (7), and the rear ends of the limiting hooks (19) are hooked on the adjusting rod (5).

3. The special coating repair pressure device for steel metal pipes according to claim 1, characterized in that: The fixing assembly comprises a side plate (11) and a second screw rod (12), wherein the side plate (11) is connected to the fixing ring (1), the second screw rod (12) is threadedly mounted on the side plate (11), and one end of the second screw rod (12) is rotatably provided with a clamping arc plate (13).

4. The special coating repair pressure device for steel metal pipes according to claim 1, characterized in that: The driving assembly includes a gear chamber (14) and a gear (15). The gear chamber (14) is provided at the upper and lower ends of the fixed ring (1) near the notch. The gear (15) is rotatably arranged inside the gear chamber (14), and the inner end of the gear (15) extends to the inside of the inner slide groove (3). The outer end of the movable ring (2) is provided with meshing teeth (17) adapted to the gear (15).

5. The special coating repair pressure device for steel metal pipes according to claim 4, characterized in that: A motor (16) is provided on one side of the gear chamber (14), and an output end of the motor (16) is connected to the gear (15).

6. The special coating repair pressure device for steel metal pipes according to claim 1, characterized in that: Guide rods (18) are provided on both sides of the rear end of the adjusting rod (5), and the guide rods (18) are movably passed through the support rod (4).

7. The special coating repair pressure device for steel metal pipes according to claim 1, characterized in that: The pressure roller (9) is a hollow roller body, and the outer side of the pressure roller (9) is covered with rubber.

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