Combined spiral welding seam strong magnetic leakage stoppage arc plate

Abstract

The utility model relates to the technical field of leakage stoppage under pressure, and discloses a combined spiral welding seam strong magnetic leakage stoppage arc plate which comprises a leakage stoppage plate, two evenly-distributed reinforcing blocks are fixedly connected to the upper portion of the interior of the leakage stoppage plate, and a plurality of evenly-distributed neodymium magnets are fixedly connected to the interior of the leakage stoppage plate. Two magnetic conductive strips are fixedly connected to the rear side of the leaking stoppage plate, two clamping blocks are fixedly connected to the lower end of the leaking stoppage plate, pressing plates abut against the front sides of the upper end and the lower end of the leaking stoppage plate, brackets are rotationally connected to the front portions of the two pressing plates, and plugging blocks abut against the upper portion and the lower portion of the rear side of the leaking stoppage plate. According to the utility model, the plurality of plugging plates are spliced and attached along the spiral welding seam, the plugging blocks are respectively propped against the interiors of the far ends of the two plugging plates which are spliced into a group, the starting plugging plate and the tail plugging plate, the pressing plate is propped against the joint of the two plugging plates, and the steel wire rope penetrates through the bracket to tightly bind the pressing plate so as to enable the two plugging plates to be plugged, so that the plugging of the spiral welding seam can be completed.

Description

Technical Field

[0001] The utility model relates to the technical field of plugging leaks under pressure, in particular to a combined spiral welded strong magnetic plugging arc plate. Background Art

[0002] Spiral welded pipe is made by rolling low-carbon carbon structural steel or low-alloy structural steel strip into a tube blank at a certain spiral angle (forming angle) and welding the seams together. Leakage problems may occur at the spiral welds. When leakage occurs in the spiral welds, the common plugging method is to wrap a repair sleeve around the outside of the leaking pipe section and then perform welding repair.

[0003] The existing technologies include: selecting materials with high magnetic permeability and good mechanical properties as the main materials of the arc plate, and the structural design of the arc plate should take into account the matching with the pipeline at the leakage point, as well as the connection method and sealing between the arc plates.

[0004] However, the traditional plugging plates cannot be quickly assembled and plugged due to the influence of pipe diameter and spiral weld angle during installation, which reduces the practicality of the equipment. Therefore, a combined spiral weld strong magnetic plugging arc plate is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a combined spiral weld strong magnetic plugging arc plate, which aims to improve the problem in the prior art that the practicability of the equipment is reduced due to the pipeline diameter and the spiral weld angle.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a combined spiral welded strong magnetic plugging arc plate, comprising a plugging plate, two uniformly distributed reinforcement blocks are fixedly connected to the upper inner part of the plugging plate, a plurality of uniformly distributed neodymium magnets are fixedly connected to the inner part of the plugging plate, two magnetic conductive strips are fixedly connected to the rear side of the plugging plate, two clamping blocks are fixedly connected to the lower end of the plugging plate, the front sides of the upper and lower ends of the plugging plate are both abutted with pressure plates, the front parts of the two pressure plates are rotatably connected with brackets, the upper and lower parts of the rear side of the plugging plate are both abutted with sealing blocks, a drainage groove is opened on the rear side of the plugging plate, the two sealing blocks are respectively abutted on the upper and lower sides of the drainage groove, a drainage hole is opened in the middle of the plugging plate, and a drainage component is arranged in the middle of the plugging plate, and the drainage component is used to drain the leaked pipeline medium.

[0007] The cam is connected with the cam in the middle of the fixing block, and the cam is connected with the cam in the middle of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with the cam at the inner part of the fixing block, and the cam is connected with

[0008] Furthermore, the two blocking blocks and the left and right ends of the drainage groove are both trapezoidal, and the two reinforcement blocks are both made of carbon steel.

[0009] Furthermore, the two magnetic conductive strips are made of magnetic conductive flame-retardant rubber cloth, the plugging plate and the two blocking blocks are made of rubber, and the front sides of the two brackets are both abutted against steel wire ropes.

[0010] Furthermore, a plurality of evenly distributed rectangular grooves are provided on the rear side of the plugging plate, and a plurality of the neodymium magnets are respectively fixedly connected inside the plurality of the rectangular grooves.

[0011] Furthermore, a rotation groove is provided inside the connecting block, and the crank rod 1 and the crank rod 2 both rotate inside the rotation groove.

[0012] Furthermore, the spring is located between the fixing plate one and the fixing plate three, and the sealing block is located at the rear side of the fixing plate one.

[0013] Furthermore, the fixing block is fixedly connected to the inside of the drainage hole.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, a plurality of plugging plates are fitted along the threaded weld of the spiral pipe, two clamping blocks in two adjacent plugging plates slide and abut between two reinforcing blocks of another plugging plate, and the insides of the two plugging plates at the beginning and the end of the plurality of plugging plates respectively abut against the sealing blocks at one end thereof, a plurality of neodymium magnets are adsorbed on the surface of the pipe, abutting pressing plates are placed at the connection of the two plugging plates, and a steel wire rope is passed through a bracket to tie the pressing plates tightly so that the connection of the two plugging plates is firmly fitted to the surface of the pipe, thereby realizing the function of splicing and plugging of the plugging plates.

[0016] 2. In the utility model, a fixed block is rotated in the middle of one of the leak-blocking plates, and then the switch is turned. The switch drives crank rod 1 to rotate, crank rod 1 pushes crank rod 2 to rotate, crank rod 2 pushes slide rod 1 to slide, slide rod 2 pushes fixed plate 3 and the sealing block to slide backward, fixed plate 3 squeezes the spring to contract, and the internal space of the drainage groove and the drainage tube will be connected. At this time, the leaked medium gathered in the drainage groove flows out from the drainage tube, thereby discharging the leaked medium. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional schematic diagram of a combined spiral weld strong magnetic plugging arc plate proposed by the utility model;

[0018] Figure 2 A schematic diagram of the structure of a plugging plate of a combined spiral weld strong magnetic plugging arc plate proposed by the utility model;

[0019] Figure 3 This is a structural schematic diagram of a reinforcement block of a combined spiral welded strong magnetic plugging arc plate proposed by the utility model;

[0020] Figure 4 This is a structural schematic diagram of a drainage pipe of a combined spiral welded strong magnetic plugging arc plate proposed by the utility model;

[0021] Figure 5 The utility model provides a structural schematic diagram of a connecting block of a combined spiral welded strong magnetic plugging arc plate.

[0022] Legend:

[0023] 1. Leakage-proof plate; 2. Reinforcement block; 3. Neodymium magnet; 4. Magnetic strip; 5. Card block; 6. Pressure plate; 7. Bracket; 8. Sealing block; 9. Drainage groove; 10. Drainage hole; 11. Fixed block; 12. Sealing block; 13. Fixed plate 1; 14. Spring; 15. Fixed plate 2; 16. Slide bar 1; 17. Drainage tube; 18. Connecting block; 19. Crank rod 1; 20. Crank rod 2; 21. Switch; 22. Rotating groove; 23. Fixed plate 3; 24. Slide bar 2; 25. Wire rope. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Reference Figure 1-Figure 3 , the utility model provides an embodiment: a combined spiral weld strong magnetic plugging arc plate, including a plugging plate 1, the plugging plate 1 is used to plug the spiral pipe, the upper part of the plugging plate 1 is fixedly connected with two evenly distributed reinforcement blocks 2, the two reinforcement blocks 2 are used to provide splicing structure support for the plugging plate 1, the two reinforcement blocks 2 are made of carbon steel, and the carbon steel has strong structural toughness, the plugging plate 1 is fixedly connected with a plurality of evenly distributed neodymium magnets 3 inside, the plurality of neodymium magnets 3 can be sucked on the surface of the spiral pipe, the rear side of the plugging plate 1 is provided with a plurality of evenly distributed rectangular grooves, the rectangular grooves provide installation positions for the angry magnets, the plurality of neodymium magnets 3 are respectively fixedly connected to the inside of the plurality of rectangular grooves, the rear side of the plugging plate 1 is fixedly connected with two magnetic strips 4, the two magnetic strips 4 can prevent the plurality of neodymium magnets 3 from falling, the two magnetic strips 4 are made of magnetic flame-retardant rubber cloth, the lower end of the plugging plate 1 is fixedly connected with two card blocks 5, the two card blocks 5 can To provide structural support for splicing, the upper and lower ends of the plugging plate 1 are both abutted against the front sides with pressure plates 6, and the two pressure plates 6 can assist in installing the plugging plate 1. The front parts of the two pressure plates 6 are rotatably connected with brackets 7, and the two brackets 7 can provide a position for tying two steel wire ropes 25. The front sides of the two brackets 7 are both abutted against steel wire ropes 25, and the steel wire ropes 25 can assist in installing the plugging plate 1. The upper and lower parts of the rear side of the plugging plate 1 are both abutted against blocking blocks 8, and the two blocking blocks 8 can block the lead The flow trough 9, the plugging plate 1 and the two blocking blocks 8 are all made of rubber. A drainage groove 9 is opened on the rear side of the plugging plate 1, and the drainage groove 9 can guide the flow of the medium. The two blocking blocks 8 and the left and right ends of the drainage groove 9 are all trapezoidal. The two blocking blocks 8 are respectively abutted against the upper and lower sides of the drainage groove 9. A drainage hole 10 is opened in the middle of the plugging plate 1, and the drainage hole 10 is used to collect the discharged medium. A drainage component is set in the middle of the plugging plate 1, and the drainage component is used to drain the seeping pipeline medium.

[0026] Reference Figure 1 , Figure 2 , Figure 4 and Figure 5The drainage assembly includes a fixed block 11, which is used to provide support for the movement of the internal structure. The fixed block 11 is fixedly connected to the middle part of the plugging plate 1, and the fixed block 11 is fixedly connected to the inside of the drainage hole 10. The fixed block 11 is slidably connected to a sealing block 12 and a fixed plate 3 23. The sealing block 12 is used to seal the fixed block 11. The fixed plate 3 23 can slide inside the fixed block 11. The sealing block 12 is located at the rear side of the fixed plate 1 13. The sealing block 12 and the fixed plate 3 23 are fixedly connected to a sliding rod 24 inside. The sliding rod 24 4 can drive the sealing block 12 and the fixed plate 3 23 to move, the middle outer periphery of the sliding rod 24 is sleeved with a spring 14, the spring 14 can rebound and push the fixed plate 3 23 back to its original position, the spring 14 is located between the fixed plate 13 and the fixed plate 3 23, the inner middle of the fixed block 11 is fixedly connected with the fixed plate 13, the fixed plate 13 provides structural support for the spring 14, the sliding rod 24 is slidably connected to the inside of the fixed plate 13, the front end of the fixed block 11 is threadedly connected with a drainage tube 17, the drainage tube 17 is used to drain the discharged medium, the drainage tube 17 A fixed plate 2 15 is fixedly connected to the middle part of the interior, and the fixed plate 2 15 can limit the sliding of the slide bar 16. The interior of the fixed plate 2 15 is slidably connected to the slide bar 16, and the slide bar 16 can push the slide bar 24 to slide. The slide bar 16 abuts against the front end of the slide bar 24. A connecting block 18 is fixedly connected to the middle part of the drainage tube 17. The connecting block 18 is used to protect the movement of the internal structure from external interference. The interior of the connecting block 18 is connected to a crank rod 19 and a crank rod 20. The crank rod 19 pushes the crank rod 20 to rotate, and the crank rod 2 20 pushes the slide bar 16 to slide, and a rotation groove 22 is opened inside the connecting block 18, and the rotation groove 22 provides a movement space for the internal structure. The crank rod 19 and the crank rod 20 both rotate inside the rotation groove 22. One end of the crank rod 19 is fixedly connected with a switch 21, and the switch 21 drives the crank rod 19 to rotate. The lower end of the switch 21 is rotationally connected to the inside of the connecting block 18, and the other end of the crank rod 19 is rotationally connected to the inside of one end of the crank rod 20, and the other end of the crank rod 20 is rotationally connected to the front end of the slide bar 16.

[0027] Working principle: fit multiple plugging plates 1 along the threaded weld of the spiral pipe, make the two card blocks 5 in two adjacent plugging plates 1 slide and abut between the two reinforcement blocks 2 of another plugging plate 1, and then abut the sealing blocks 8 at the far ends of the two plugging plates 1 at the beginning and the end of the multiple plugging plates 1 spliced ​​into a group, respectively. Multiple neodymium magnets 3 will be adsorbed on the surface of the pipeline, and abutment plates 6 will be placed at the connection of the two plugging plates 1. Then, use a steel wire rope 25 to pass through the bracket 7 to tie the pressure plate 6 tightly so that the connection of the two plugging plates 1 is firmly attached to the surface of the pipeline. If there is medium flowing out of the weld, it will be collected by the drainage groove 9, and the fixed block will be connected in the middle of one of the plugging plates 1. 11, and then turn the switch 21, the switch 21 drives the crank rod 19 to rotate, the crank rod 19 pushes the crank rod 20 to rotate, the crank rod 20 pushes the slide bar 16 to slide and pushes the slide bar 24 to slide, the internal spaces of the drainage groove 9 and the drainage tube 17 will be connected, the slide bar 24 pushes the fixed plate 3 23 and the sealing block 12 to slide backward, the fixed plate 3 23 squeezes the spring 14 to contract, and at this time the leaked medium gathered in the drainage groove 9 flows out from the drainage tube 17, the drainage tube 17 is released, the spring 14 rebounds and pushes the sealing block 12, the fixed plate 3 23 and the slide bar 24 back to their original positions, the slide bar 24 pushes the slide bar 16 back to their original positions, and the slide bar 16 pushes the crank rod 20 and the crank rod 19 back to their original positions.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A combined spiral weld strong magnetic plugging arc plate, comprising a plugging plate (1), characterized in that: The upper inner part of the plugging plate (1) is fixedly connected to two uniformly distributed reinforcing blocks (2), the inner part of the plugging plate (1) is fixedly connected to a plurality of uniformly distributed neodymium magnets (3), the rear side of the plugging plate (1) is fixedly connected to two magnetic conductive strips (4), the lower end of the plugging plate (1) is fixedly connected to two clamping blocks (5), the upper and lower front sides of the plugging plate (1) are both abutted with pressure plates (6), the front parts of the two pressure plates (6) are both rotatably connected to brackets (7), the upper and lower parts of the rear side of the plugging plate (1) are both abutted with blocking blocks (8), the rear side of the plugging plate (1) is provided with a drainage groove (9), the two blocking blocks (8) are respectively abutted against the upper and lower sides of the drainage groove (9), the middle of the plugging plate (1) is provided with a drainage hole (10), and the middle part of the plugging plate (1) is provided with a drainage component, which is used to drain the leaked pipeline medium.

2. The combined spiral weld strong magnetic plugging arc plate according to claim 1 is characterized by: The drainage assembly comprises a fixed block (11), the fixed block (11) is fixedly connected to the middle part of the plugging plate (1), the fixed block (11) is slidably connected to a sealing block (12) and a fixing plate three (23) inside the fixed block (11), the sealing block (12) and the fixing plate three (23) are fixedly connected to a sliding rod two (24) inside, a spring (14) is sleeved on the middle outer periphery of the sliding rod two (24), the middle part of the fixed block (11) is fixedly connected to the fixing plate one (13), the sliding rod two (24) is slidably connected to the inside of the fixing plate one (13), the front end of the fixed block (11) is threadedly connected to a drainage tube (17), the middle part of the drainage tube (17) is fixedly connected to a fixed A fixed plate 2 (15), wherein the interior of the fixed plate 2 (15) is slidably connected with a slide rod 1 (16), wherein the slide rod 1 (16) abuts against the front end of the slide rod 2 (24), wherein the middle part of the drainage tube (17) is fixedly connected with a connecting block (18), wherein the interior of the connecting block (18) is connected with a crank rod 1 (19) and a crank rod 2 (20), wherein one end of the crank rod 1 (19) is fixedly connected with a switch (21), wherein the lower end of the switch (21) is rotatably connected to the interior of the connecting block (18), wherein the other end of the crank rod 1 (19) is rotatably connected to the interior of one end of the crank rod 2 (20), and the other end of the crank rod 2 (20) is rotatably connected to the front end of the slide rod 1 (16).

3. The combined spiral weld strong magnetic plugging arc plate according to claim 1 is characterized by: The left and right ends of the two blocking blocks (8) and the drainage groove (9) are both trapezoidal, and the two reinforcement blocks (2) are both made of carbon steel.

4. The combined spiral weld strong magnetic plugging arc plate according to claim 1 is characterized by: The two magnetic conductive strips (4) are both made of magnetic conductive flame-retardant rubber cloth, the leak-proof plate (1) and the two blocking blocks (8) are both made of rubber, and the front sides of the two brackets (7) are both in contact with steel wire ropes (25).

5. The combined spiral weld strong magnetic plugging arc plate according to claim 1 is characterized by: A plurality of evenly distributed rectangular grooves are provided on the rear side of the leak-blocking plate (1), and a plurality of neodymium magnets (3) are respectively fixedly connected inside the plurality of rectangular grooves.

6. The combined spiral weld strong magnetic plugging arc plate according to claim 2 is characterized by: A rotation groove (22) is provided inside the connection block (18), and the crank rod 1 (19) and the crank rod 2 (20) both rotate inside the rotation groove (22).

7. The combined spiral weld strong magnetic plugging arc plate according to claim 2 is characterized by: The spring (14) is located between the fixing plate one (13) and the fixing plate three (23), and the sealing block (12) is located at the rear side of the fixing plate one (13).

8. The combined spiral weld strong magnetic plugging arc plate according to claim 2 is characterized by: The fixing block (11) is fixedly connected to the inside of the drainage hole (10).

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