Pipeline friction resistance tester

Abstract

The utility model belongs to the field of pipeline friction resistance testers, and particularly relates to a pipeline friction resistance tester which comprises a device body. A pipeline is arranged on the outer side of the device main body, and a dismounting mechanism is arranged between the device main body and the pipeline; the dismounting mechanism comprises a first connecting port, the first connecting port is formed in the top end of the device main body, and the bottom end of the first connecting port is fixedly connected with the top end of the device main body; by means of the design of the dismounting mechanism, the function of facilitating dismounting and mounting is achieved, and the problem that an existing device is not provided with an assembly capable of facilitating dismounting for a pipeline, and when the pipeline needs to be replaced due to damage and breakage in long-term use is solved. The problems that an existing device is not provided with an assembly convenient to disassemble, so that the difficulty is large and the operation is not easy during disassembly and replacement are solved, and the convenience during disassembly and assembly is improved.

Description

Technical Field

[0001] The utility model relates to the field of pipeline friction measuring instruments, and specifically relates to a pipeline friction measuring instrument. Background Technique

[0002] A pipeline friction instrument is an experimental instrument used to test the friction of a fluid flowing in a pipeline. This instrument is usually used to study the shear rate of a solid-liquid fluid flowing in a laboratory test pipeline after adding a specific drag-reducing fluid, to simulate the flow state of the liquid during on-site construction, and to determine the pipeline friction and the advantages and disadvantages of the drag reducer accordingly.

[0003] A specific existing pipeline friction measuring instrument can refer to a pipeline friction measuring instrument with the application number: CN202121691877.1, including: an operation box, a touch panel is installed on one side of the operation box, and a return pipe is connected to the upper end of the operation box; a feed pipe, which is connected to the upper end of one side of the operation box, and a liquid outlet pipe is arranged at the lower end of the other side of the operation box, and a heating rod is embedded at the upper end of the liquid outlet pipe; a stirring barrel, which is arranged inside the operation box, and a motor is connected to the lower end of the stirring barrel; a pressure pump, which is connected to the end of the liquid outlet pipe away from the feed pipe. This pipeline friction measuring instrument is provided with a heating rod to cooperate with the pressure pump to jointly simulate the high-temperature and high-pressure conditions after the fracturing fluid enters the deep well, improve the scalability of the test conditions, and according to the detection results of the deep well to be put into use, start the heating rod to preheat the fracturing fluid, so that the staff can obtain the friction data of the fracturing fluid in the pipeline under high temperature and high pressure through this instrument, and improve the applicability of the measuring instrument;

[0004] The above-mentioned device is not provided with components that can facilitate the removal of the pipeline. When the pipeline is damaged or broken during long-term use and needs to be replaced, the existing device is not provided with components that can facilitate the removal, resulting in greater difficulty and inoperability during removal and replacement. Therefore, a pipeline friction measuring instrument is proposed for the above problems. Content of the Utility Model

[0005] In order to make up for the deficiencies of the prior art, the existing device is not provided with components that can facilitate the removal of the pipeline. When the pipeline is damaged or broken during long-term use and needs to be replaced, the existing device is not provided with components that can facilitate the removal, resulting in greater difficulty and inoperability during removal and replacement. The utility model proposes a pipeline friction measuring instrument.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a pipeline friction measuring instrument of the utility model, including a device main body; a pipeline is arranged outside the device main body, and a removal mechanism is arranged between the device main body and the pipeline;

[0007] The demolition mechanism includes a first connection port which is arranged at the top end of the device main body, and the bottom end of the first connection port is fixedly connected to the top end of the device main body. The top end inside the first connection port is inserted with a first plug, and the first connection port is slidably connected to the first plug. The top end of the first plug is fixedly connected to the bottom end of the second connection port. The outer side near the top end of the first connection port is fixedly connected to the bottom end of the first sealing ring, and the top end of the first sealing ring is in contact with the bottom end of the second connection port.

[0008] Preferably, first fixing blocks are arranged on both sides of the top end of the device main body, and the top end of the first connection port is fixedly connected to the bottom end of the first fixing block. The inner walls of the first fixing blocks are fixedly connected to both ends of a fixing rod. A first rotating block is sleeved outside the fixing rod, and the fixing rod is rotatably connected to the first rotating block.

[0009] Preferably, the top end of the fixing rod is fixedly connected to the bottom end of a second fixing block. The bottom end of a threaded rod is sleeved inside the second fixing block, and the second fixing block is rotatably connected to the threaded rod. The top end of the threaded rod is fixedly connected to the bottom end of a second rotating block. One end of a moving block is sleeved outside the threaded rod, and the threaded rod is threadedly connected to the moving block. The other end of the moving block is inserted into the inner sides of the second connection port and the side end of the first connection port, and the moving block is slidably connected to the second connection port and the first connection port.

[0010] Preferably, the position behind the threaded rod near the top end of the second fixing block is fixedly connected to the bottom end of a guide rod. The moving block is sleeved outside the guide rod, and the moving block is slidably connected to the guide rod.

[0011] Preferably, one end of a connecting pipe is fixedly connected to the position near the lower part of one side of the device main body. The outer side of the connecting pipe is fixedly connected to the inner wall of a third fixing block. The outer side of the other end of the pipe is fixedly connected to the inner wall of a second plug. The front end of the second plug is inserted into the third fixing block.

[0012] Preferably, a threaded sleeve is sleeved outside the connection part between the other end of the pipe and the other end of the connecting pipe, and the pipe and the connecting pipe are threadedly connected to the threaded sleeve. One end of the second sealing ring is fixedly connected to the other end of the connecting pipe, and the other end of the second sealing ring is in contact with the other end of the pipe.

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

[0014] 1. Through the structural design of the demolition mechanism, the utility model realizes the function of facilitating demolition and installation, solves the problem that the existing device does not have components that can facilitate the demolition of pipelines. When the pipeline is damaged or broken during long-term use and needs to be replaced, due to the lack of components for easy demolition in the existing device, the demolition and replacement are difficult and not easy to operate, and improves the convenience during demolition and installation.

[0015] 2. Through the structural design of the sealing ring, the utility model realizes the function of sealing the connection of pipelines, solves the problem that liquid is prone to penetrate at the connection between the pipeline and the main body of the device, and the sealing effect does not meet the requirements, which is likely to lead to inaccurate detection results, and improves the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the present utility model;

[0018] Figure 2 It is a partial sectional structural schematic diagram of the present utility model;

[0019] Figure 3 It is of the present utility model Figure 1 The enlarged schematic diagram of part A in the structural schematic diagram;

[0020] Figure 4 It is of the present utility model Figure 1 The enlarged schematic diagram of part B in the structural schematic diagram;

[0021] Figure 5 It is of the present utility model Figure 2 The structural schematic diagram of the enlarged view of part C in the present utility model.

[0022] Figure 6 It is of the present utility model Figure 2 The structural schematic diagram of the enlarged view of part D in the present utility model.

[0023] In the figure: 1. Device main body; 2. Pipeline; 10. First connection port; 11. Second connection port; 12. First insertion block; 13. First sealing ring; 14. First fixing block; 15. Fixing rod; 16. First rotating block; 17. Second fixing block; 18. Threaded rod; 19. Second rotating block; 20. Moving block; 21. Guide rod; 22. Second insertion block; 23. Connecting pipe; 24. Third fixing block; 25. Second sealing ring; 26. Threaded sleeve. Detailed implementation mode

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] Please refer to Figures 1-6 As shown, a pipeline friction resistance measuring instrument includes a device main body 1; a pipeline 2 is arranged outside the device main body 1, and a disassembly mechanism is arranged between the device main body 1 and the pipeline 2;

[0026] The disassembly mechanism includes a first connection port 10, the first connection port 10 is arranged at the top end of the device main body 1, and the bottom end of the first connection port 10 is welded to the top end of the device main body 1. The first insertion block 12 is inserted into the top end inside the first connection port 10, and the first connection port 10 is slidably connected to the first insertion block 12. The top end of the first insertion block 12 is welded to the bottom end of the second connection port 11. The bottom end of the first sealing ring 13 is welded to the top end of the first connection port 10 near the outside. The top end of the first sealing ring 13 is in contact with the bottom end of the second connection port 11. The first sealing ring 13 is designed with a rubber material;

[0027] During operation, pull the pipeline 2 upward, drive the first insertion block 12 at the bottom end of the second connection port 11 to move upward along the inside of the first connection port 10 until the first insertion block 12 completely disengages from the inside of the first connection port 10. The first sealing ring 13 at the top end of the first connection port 10 can play a sealing role for disassembling the pipeline and the outer main body of the device.

[0028] Furthermore, first fixing blocks 14 are arranged on both sides of the top end of the device main body 1, and the bottom end of the first connection port 10 is welded to the bottom end of the first fixing block 14. The inner walls of the first fixing blocks 14 are welded to both ends of the fixing rod 15. The outside of the fixing rod 15 is sleeved with a first rotating block 16, and the fixing rod 15 is rotatably connected to the first rotating block 16;

[0029] During operation, the second rotating block 19 is flipped outwards to open, driving the first rotating block 16 at the bottom end of the second fixing block 17 to rotate along the surface of the fixing rod 15 inside the first fixing block 14 until it is fully opened, which is used to remove the pipeline from the outer main body of the device.

[0030] Furthermore, the top end of the fixing rod 15 is welded to the bottom end of the second fixing block 17. The bottom end of the threaded rod 18 is sleeved inside the second fixing block 17, and the second fixing block 17 is rotatably connected to the threaded rod 18. The top end of the threaded rod 18 is welded to the bottom end of the second rotating block 19. One end of the moving block 20 is sleeved outside the threaded rod 18, and the threaded rod 18 is threadedly connected to the moving block 20. The other end of the moving block 20 is inserted inside the side ends of the second connection port 11 and the first connection port 10, and the moving block 20 is slidably connected to the second connection port 11 and the first connection port 10.

[0031] During operation, first rotate the second rotating blocks 19 on both sides of the top end of the device main body 1, driving the threaded rod 18 to rotate. The bottom end of the threaded rod 18 rotates along the inside of the second fixing block 17. When the threaded rod 18 rotates, it drives the moving block 20 to move upwards along the surface of the threaded rod 18. At the same time, the moving block 20 moves along the surface of the guiding rod 21 until the moving block 20 completely disengages from the inside of the first connection port 10 and the second connection port 11, which is used to remove the pipeline from the outer main body of the device.

[0032] Furthermore, the bottom end of the guiding rod 21 is welded to the position behind the threaded rod 18 at the top end of the second fixing block 17. The moving block 20 is sleeved outside the guiding rod 21, and the moving block 20 is slidably connected to the guiding rod 21.

[0033] During operation, the moving block 20 moves upwards along the surface of the threaded rod 18. At the same time, the moving block 20 moves along the surface of the guiding rod 21, which is used to remove the pipeline from the outer main body of the device.

[0034] Furthermore, one end of the connecting pipe 23 is welded to the position near the lower part on one side of the device main body 1. The outer side of the connecting pipe 23 is welded to the inner wall of the third fixing block 24. The outer side of the other end of the pipeline 2 is welded to the inner wall of the second insertion block 22. The front end of the second insertion block 22 is inserted inside the third fixing block 24.

[0035] During operation, the pipeline 2 moves upwards, driving the second insertion block 22 to move upwards inside the third fixing block 24 on the outer side of the connecting pipe 23 until it completely disengages from the inside of the third fixing block 24, and then the pipeline 2 is separated from the connecting pipe 23, which is used to remove the pipeline from the outer main body of the device.

[0036] Further, a threaded sleeve 26 is sleeved outside the connection part of the other end of the pipeline 2 and the other end of the connecting pipe 23, and the pipeline 2 and the connecting pipe 23 are threadedly connected to the threaded sleeve 26. The other end of the connecting pipe 23 is welded to one end of the second sealing ring 25, and the other end of the second sealing ring 25 is attached to the other end of the pipeline 2. The second sealing ring 25 is designed with a rubber material;

[0037] During operation, rotate the threaded sleeve 26 outside the pipeline 2 and the connecting pipe 23 towards the surface of the pipeline 2 until the threaded sleeve 26 completely moves to the surface of the pipeline 2. Moreover, the second sealing ring 25 at the other end of the connecting pipe 23 can play a sealing role and is used to remove the pipeline from the outer main body of the device.

[0038] Working principle: When it is necessary to remove the pipeline from the outer main body of the device, first rotate the second rotating blocks 19 on both sides of the top end of the device main body 1 to drive the threaded rod 18 to rotate. And the bottom end of the threaded rod 18 rotates along the inside of the second fixing block 17. When the threaded rod 18 rotates, it drives the moving block 20 to move upward along the surface of the threaded rod 18. At the same time, the moving block 20 moves along the surface of the guide rod 21 until the moving block 20 completely disengages from the inside of the first connection port 10 and the second connection port 11. Then, flip the second rotating block 19 outward to open it, driving the first rotating block 16 at the bottom end of the second fixing block 17 to rotate along the surface of the fixing rod 15 inside the first fixing block 14 until it is completely opened. Then, rotate the threaded sleeve 26 outside the pipeline 2 and the connecting pipe 23 towards the surface of the pipeline 2 until the threaded sleeve 26 completely moves to the surface of the pipeline 2. Then, pull the pipeline 2 upward to drive the first insertion block 12 at the bottom end of the second connection port 11 to move upward along the inside of the first connection port 10 until the first insertion block 12 completely disengages from the inside of the first connection port 10. And the first sealing ring 13 at the top end of the first connection port 10 can play a sealing role. At the same time, when the pipeline 2 moves upward, it drives the second insertion block 22 to move upward along the inside of the third fixing block 24 outside the connecting pipe 23 until it completely disengages from the inside of the third fixing block 24, and the pipeline 2 is separated from the connecting pipe 23. Moreover, the second sealing ring 25 at the other end of the connecting pipe 23 can play a sealing role and is used to remove the pipeline from the outer main body of the device.

[0039] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

Claims

1. A pipeline friction measuring instrument, comprising a device body (1); characterized in that: A pipe (2) is arranged outside the device body (1), and a removal mechanism is arranged between the device body (1) and the pipe (2); The dismantling mechanism comprises a first connection port (10), the first connection port (10) is arranged at the top of the device body (1), and the bottom of the first connection port (10) is fixedly connected to the top of the device body (1), a first plug block (12) is inserted inside the top of the first connection port (10), and the first connection port (10) is slidably connected to the first plug block (12), the top of the first plug block (12) is fixedly connected to the bottom of the second connection port (11), the top of the first connection port (10) is fixedly connected to the bottom of the first sealing ring (13) near the outside, and the top of the first sealing ring (13) is in contact with the bottom of the second connection port (11).

2. A pipeline friction measuring instrument according to claim 1, characterized in that: First fixed blocks (14) are arranged on both sides of the top of the device body (1), and the top of the first connection port (10) is fixedly connected to the bottom of the first fixed block (14), the inner wall of the first fixed block (14) is fixedly connected to the two ends of the fixed rod (15), the outer side of the fixed rod (15) is sleeved with a first rotating block (16), and the fixed rod (15) is rotatably connected to the first rotating block (16).

3. A pipeline friction measuring instrument according to claim 2, characterized in that: The top end of the fixed rod (15) is fixedly connected to the bottom end of the second fixed block (17); the bottom end of the threaded rod (18) is sleeved inside the second fixed block (17); the second fixed block (17) is rotatably connected to the threaded rod (18); the top end of the threaded rod (18) is fixedly connected to the bottom end of the second rotating block (19); one end of a moving block (20) is sleeved outside the threaded rod (18); the threaded rod (18) is threadedly connected to the moving block (20); the other end of the moving block (20) is inserted into the side ends of the second connecting port (11) and the first connecting port (10); and the moving block (20) is slidably connected to the second connecting port (11) and the first connecting port (10).

4. A pipeline friction measuring instrument according to claim 3, characterized in that: The top end of the second fixed block (17) is fixedly connected to the bottom end of the guide rod (21) at a position close to the rear of the threaded rod (18); the movable block (20) is sleeved on the outside of the guide rod (21), and the movable block (20) is slidably connected to the guide rod (21).

5. A pipeline friction measuring instrument according to claim 4, characterized in that: One side of the device body (1) is fixedly connected to one end of a connecting pipe (23) at a position close to the bottom, the outer side of the connecting pipe (23) is fixedly connected to the inner wall of a third solid block (24), the outer side of the other end of the pipeline (2) is fixedly connected to the inner wall of a second plug-in block (22), and the front end of the second plug-in block (22) is inserted into the interior of the third solid block (24).

6. A pipeline friction measuring instrument according to claim 5, characterized in that: A threaded sleeve (26) is sleeved on the outside of the connection between the other end of the pipeline (2) and the other end of the connecting pipe (23), and the pipeline (2) and the connecting pipe (23) are threadedly connected to the threaded sleeve (26), the other end of the connecting pipe (23) is fixedly connected to one end of the second sealing ring (25), and the other end of the second sealing ring (25) is in contact with the other end of the pipeline (2).

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