Power supply device for detection in pipeline

Abstract

The utility model provides a pipeline internal detection power supply device, which relates to the technical field of pipeline internal detection power supply and comprises a first telescopic rod, a lead screw motor is mounted on one side of the bottom wall of the first telescopic rod, a lead screw is mounted and connected to the output end of the lead screw motor, and a threaded plate is in threaded connection with one side of the surface wall of the lead screw. A second telescopic rod is tightly connected to one side of the top wall of the threaded plate, two sets of first gears are installed on the surface wall of the second telescopic rod, chains are connected to the peripheral sides of the surface walls of the two sets of first gears in a meshed mode, and two chain blocks are installed on the surface walls of the chains in a connected mode. A screw rod rotates to drive a threaded plate to move, and then a chain and a first gear are driven to rotate, so that after a second telescopic rod, a third telescopic rod and a fourth telescopic rod extend out, a user can conveniently detect the power supply device in the pipeline, the working efficiency of detection operation is improved, and the accuracy of a detection result is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of in-pipeline detection power supply, in particular to an in-pipeline detection power supply device. Background Art

[0002] Power cable is one of the important carriers of electric energy transmission, and its operating reliability directly affects the power supply safety of the power system. Power cable diagnosis and detection technology includes both the diagnosis and positioning of faults that have occurred, as well as the monitoring of the operating status of power cables. It can timely discover defects or potential faults such as cable aging, which is of great significance to improving the reliability of cable operation. The power supply system is a system composed of a power supply system and a transmission and distribution system that generates electric energy and supplies and delivers it to electrical equipment. The power supply system can be roughly divided into three types: TN, IT, and TT. Among them, the TN system is further divided into three forms: TN-C, TN-S, and TN-CS.

[0003] However, the existing devices for detecting the power supply system in the pipeline lack the assistance of automated equipment. At the same time, due to the complex situation in the pipeline, the naked eye judgment of the inspectors is not accurate enough. The pipeline is not easy to disassemble after installation, so equipment assistance is needed to check the internal power supply device to improve the accuracy of the power supply device detection. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that the situation in the pipeline is complicated and difficult for users to check, and the pipeline is inconvenient to disassemble, resulting in inaccurate detection results, and proposes a pipeline detection power supply device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a power supply device for in-pipe detection, comprising a first telescopic rod, a screw motor is installed on one side of the bottom wall of the first telescopic rod, the output end of the screw motor is installed and connected with a screw, a threaded plate is threadedly connected to one side of the surface wall of the screw, a second telescopic rod is tightly connected to one side of the top wall of the threaded plate, two groups of first gears are installed on the surface wall of the second telescopic rod, the surface wall sides of the two groups of first gears are meshed and connected with chains, two chain blocks are installed and connected to the surface wall of the chain, a third telescopic rod is installed and connected to the inner side of the second telescopic rod, a fourth telescopic rod is installed on the inner side of the third telescopic rod, and the outer wall of the telescopic rod is installed and connected to the surface wall of the first telescopic rod.

[0006] Preferably, the top wall of the fourth telescopic rod is tightly connected with a clamping plate, and a second gear is installed and connected to an inner side of the clamping plate.

[0007] Preferably, the inner wall of the clamping plate is slidably connected to two racks, the two racks and the second gear are meshingly connected, and a searchlight is installed and connected to one side of the surface wall of the outer wall of the telescopic rod.

[0008] Preferably, two movable grooves are formed on the top wall of the clamping plate, and the top walls of the two racks are both fastened with connecting shafts.

[0009] Preferably, the top walls of the connecting shafts are all fastened with sliders, and the top wall of the slider on one side is installed and connected with a positive electrode.

[0010] Preferably, the top wall of the sliding block on the other side is connected with a negative electrode, and the top wall of the clamping plate is tightly connected with a sliding rail.

[0011] Preferably, a cylinder is installed on the top wall of the clamping plate, and a protective sleeve is movably connected to one side of the surface wall of the outer wall of the telescopic rod.

[0012] Preferably, a protection box is tightly connected to one side of the surface wall of the outer wall of the telescopic rod, and an endoscope is tightly connected to one side of the surface wall of the protection box.

[0013] Preferably, a multimeter is installed on one side of the interior of the protection box, and a display is electrically connected to one side of the surface wall of the multimeter.

[0014] Preferably, one side of the surface of the multimeter is electrically connected to a battery, and one side of the surface wall of the outer wall of the telescopic rod is tightly connected to a handle.

[0015] Compared with the prior art, the advantages and positive effects of the utility model are:

[0016] 1. In the utility model, the user starts the screw motor, which drives the screw to rotate after it is started. The rotation of the screw drives the threaded plate to move up, and then drives the chain and the first gear to rotate, so that after the second telescopic rod, the third telescopic rod and the fourth telescopic rod are extended, the detection distance of the positive and negative poles is extended, which is convenient for the user to detect the power supply device in the pipeline, improves the work efficiency of the detection operation, and also improves the accuracy of the detection results.

[0017] 2. In the utility model, by starting the cylinder, the output end of the cylinder drives the slider on one side to move, drives the connecting shaft and the rack on the same side to move, and then drives the gear to rotate, and finally drives the slider on the other side to move toward each other, and finally drives the positive and negative electrodes to clamp the power supply device to be tested. The test results can be obtained by observing the multimeter, which improves the convenience of testing the power supply device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model provides a schematic diagram of the internal cross-sectional structure of a pipeline detection power supply device from a side view;

[0019] Figure 2 A partial structural schematic diagram of a pipeline detection power supply device is proposed for the utility model;

[0020] Figure 3 The utility model provides a schematic diagram of the internal structure of a pipeline detection power supply device from above;

[0021] Figure 4 The utility model provides a schematic diagram of the internal structure of a side view of a pipeline detection power supply device;

[0022] Figure 5 The utility model provides a schematic diagram of the structure of a clamping plate portion of a pipeline detection power supply device;

[0023] Legend:

[0024] 1. First telescopic rod; 2. Threaded plate; 3. Second telescopic rod; 4. Third telescopic rod; 5. Fourth telescopic rod; 6. Screw; 7. Second gear; 8. Screw motor; 9. Chain block; 10. First gear; 11. Chain; 12. Rack; 13. Protective box; 14. Endoscope; 15. Handle; 16. Searchlight; 17. Outer wall of telescopic rod; 18. Protective cover; 19. Connecting shaft; 20. Multimeter; 21. Display; 22. Battery; 23. Positive electrode; 24. Negative electrode; 25. Slider; 26. Cylinder; 27. Slide rail; 28. Movable groove; 29. ​​Clamping plate. DETAILED DESCRIPTION

[0025] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0027] Embodiment 1, as Figure 1-5 As shown, the utility model provides a pipeline detection power supply device, including a first telescopic rod 1, a screw motor 8 is installed on one side of the bottom wall of the first telescopic rod 1, a screw 6 is installed and connected at the output end of the screw motor 8, a threaded plate 2 is threadedly connected to one side of the surface wall of the screw 6, a second telescopic rod 3 is tightly connected to one side of the top wall of the threaded plate 2, two groups of first gears 10 are installed on the surface wall of the second telescopic rod 3, chains 11 are meshed and connected on the peripheral sides of the surface walls of the two groups of first gears 10, two chain blocks 9 are installed and connected on the surface wall of the chain 11, a third telescopic rod 4 is installed and connected on one side of the inner side of the second telescopic rod 3, a fourth telescopic rod 5 is installed on one side of the inner side of the third telescopic rod 4, and a telescopic rod outer wall 17 is installed and connected on the surface wall of the first telescopic rod 1.

[0028] The effect achieved by the entire embodiment 1 is that the user starts the screw motor 8 installed in the first telescopic rod 1, and the output end of the screw motor 8 rotates to drive the screw 6 to rotate, and the inner wall of the threaded plate 2 is provided with threads, and then the screw 6 rotates to drive the threaded plate 2 to move, and the threaded plate 2 is tightly connected to the second telescopic rod 3. After the second telescopic rod 3 moves, the chain 11 is driven to rotate under the action of the chain block 9, and the rotation of the chain 11 drives the first gear 10 to rotate, so that the second telescopic rod 3 is extended, and the surface wall of the third telescopic rod 4 is also installed with two groups of first gears 10 and chains 11. Similarly, the extension of the second telescopic rod 3 drives the third telescopic rod 4 and the fourth telescopic rod 5 to extend, so that the clamping plate 29 installed on the top wall of the fourth telescopic rod 5 extends. Finally, the extension of the second telescopic rod 3, the third telescopic rod 4 and the fourth telescopic rod 5 drives the outer wall 17 of the telescopic rod on the outside to passively extend. The outer wall 17 of the telescopic rod plays a role in protecting the internal device and can extend the detection distance at the same time, thereby improving the accuracy of the detection power supply device, facilitating the operation of the user, and improving the work efficiency of the detection operation.

[0029] Embodiment 2, as Figure 1-5 As shown, the top wall of the fourth telescopic rod 5 is tightly connected with a clamping plate 29, and a second gear 7 is installed and connected to one side of the inner side of the clamping plate 29. Two racks 12 are slidably connected to the inner wall of the clamping plate 29, and the two racks 12 are meshed with the second gear 7. A searchlight 16 is installed and connected to one side of the surface wall of the outer wall 17 of the telescopic rod, and two movable grooves 28 are opened on the top wall of the clamping plate 29. The top walls of the two racks 12 are both fastened to the connecting shaft 19, and the top walls of the connecting shaft 19 are both fastened to the slider 25. The top wall of the slider 25 on one side is installed and connected with the positive electrode 23, and the top wall of the slider 25 on the other side is installed A negative electrode 24 is connected, a top wall of the clamping plate 29 is tightly connected to a slide rail 27, a top wall of the clamping plate 29 is installed with a cylinder 26, a protective cover 18 is movably connected to one side of the surface wall of the outer wall 17 of the telescopic rod, a protective box 13 is tightly connected to one side of the surface wall of the outer wall 17 of the telescopic rod, an endoscope 14 is tightly connected to one side of the surface wall of the protective box 13, a multimeter 20 is installed on one side of the interior of the protective box 13, a display 21 is electrically connected to one side of the surface wall of the multimeter 20, a battery 22 is electrically connected to one side of the surface wall of the multimeter 20, and a handle 15 is tightly connected to one side of the surface wall of the outer wall 17 of the telescopic rod.

[0030] The effect achieved by the entire embodiment 2 is that the user removes the protective cover 18, which is used to protect the positive electrode 23 and the negative electrode 24 when the detection power supply device is idle. Then, the user starts the cylinder 26. After the cylinder 26 is started, the output end of the cylinder 26 drives the slider 25 on one side to slide on the slide rail 27, and at the same time, the slider 25 moves to drive the connecting shaft 19 on the same side to slide in the movable groove 28, and the connecting shaft 19 moves to drive the rack 12 on the same side to move, and the rack 12 moves to drive the second gear 7 to rotate, and the second gear 7 rotates to drive the rack 12 and the connecting shaft 19 on the other side to move, thereby driving the slider 25 on the other side to move toward each other, thereby driving the sliders installed on both sides. The positive electrode 23 and the negative electrode 24 on 25 move toward each other, and the power supply line to be tested is clamped by the positive electrode 23 and the negative electrode 24. Then, the user can observe the test result on the display 21 through the endoscope 14. The user turns on the battery 22, and the battery 22 drives the multimeter 20 to work and then calculate the test results of the positive electrode 23 and the negative electrode 24. The multimeter 20 is protected by the protection box 13 to avoid damage to the multimeter 20. At the same time, since the line of sight in the pipeline is blocked, turning on the searchlight 16 can make it more convenient for the user to perform the test operation and improve the accuracy of the test operation. Finally, the user can perform the test of the power supply device by holding the handle 15.

[0031] Working principle: first connect the power supply, the user starts the screw motor 8 installed in the first telescopic rod 1, the output end of the screw motor 8 rotates to drive the screw 6 to rotate, the inner wall of the threaded plate 2 is provided with threads, and then the screw 6 rotates to drive the threaded plate 2 to move, the threaded plate 2 is tightly connected to the second telescopic rod 3, after the second telescopic rod 3 moves, the chain 11 is driven to rotate under the action of the chain block 9, and the rotation of the chain 11 drives the first gear 10 to rotate, so that the second telescopic rod 3 is extended, and the surface wall of the third telescopic rod 4 is also installed with two sets of first gears 10 and chains 11. Similarly, the extension of the second telescopic rod 3 drives the third telescopic rod 4 and the fourth telescopic rod 5 to extend, so that the clamping plate 29 installed on the top wall of the fourth telescopic rod 5 extends, and then, the second telescopic rod 3, the third telescopic rod 4 and the fourth telescopic rod 5 extend to drive The outer wall 17 of the telescopic rod on the outside is passively extended, and the user removes the protective cover 18. Then, the user starts the cylinder 26. After the cylinder 26 is started, the output end of the cylinder 26 drives the slider 25 on one side to slide on the slide rail 27. At the same time, the slider 25 moves to drive the connecting shaft 19 on the same side to slide in the movable groove 28. The movement of the connecting shaft 19 drives the rack 12 on the same side to move. The movement of the rack 12 drives the second gear 7 to rotate. The rotation of the second gear 7 drives the rack 12 and the connecting shaft 19 on the other side to move, and then drives the slider 25 on the other side to move toward each other, thereby driving the positive electrode 23 and the negative electrode 24 installed on the sliders 25 on both sides to move toward each other, and the power supply line to be tested is clamped by the positive electrode 23 and the negative electrode 24. Then, the user can observe the detection results on the display 21 through the endoscope 14.

[0032] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A pipeline detection power supply device, characterized in that: The invention comprises a first telescopic rod (1), a screw motor (8) is mounted on one side of the bottom wall of the first telescopic rod (1), a screw rod (6) is mounted on the output end of the screw motor (8), a threaded plate (2) is threadedly connected to one side of the surface wall of the screw rod (6), a second telescopic rod (3) is tightly connected to one side of the top wall of the threaded plate (2), two groups of first gears (10) are mounted on the surface wall of the second telescopic rod (3), chains (11) are meshedly connected to the circumference of the surface walls of the two groups of first gears (10), two chain blocks (9) are mounted on the surface wall of the chain (11), a third telescopic rod (4) is mounted on one side of the interior of the second telescopic rod (3), a fourth telescopic rod (5) is mounted on one side of the interior of the third telescopic rod (4), and a telescopic rod outer wall (17) is mounted on the surface wall of the first telescopic rod (1).

2. The in-pipeline detection power supply device according to claim 1, characterized in that: The top wall of the fourth telescopic rod (5) is tightly connected to a clamping plate (29), and a second gear (7) is mounted and connected to one side of the interior of the clamping plate (29).

3. The in-pipeline detection power supply device according to claim 2, characterized in that: The inner wall of the clamping plate (29) is slidably connected to two racks (12), the two racks (12) and the second gear (7) are meshingly connected, and a searchlight (16) is installed and connected to one side of the surface wall of the outer wall (17) of the telescopic rod.

4. The in-pipeline detection power supply device according to claim 3, characterized in that: The top wall of the clamping plate (29) is provided with two movable grooves (28), and the top walls of the two racks (12) are both fastened to a connecting shaft (19).

5. The in-pipeline detection power supply device according to claim 4, characterized in that: The top walls of the connecting shafts (19) are all tightly connected to the sliders (25), and the top wall of the slider (25) on one side is installed and connected to the positive electrode (23).

6. The in-pipeline detection power supply device according to claim 5, characterized in that: The top wall of the slider (25) on the other side is mounted and connected with a negative electrode (24), and the top wall of the clamping plate (29) is tightly connected with a slide rail (27).

7. The in-pipeline detection power supply device according to claim 4, characterized in that: A cylinder (26) is installed on the top wall of the clamping plate (29), and a protective sleeve (18) is movably connected to one side of the surface wall of the outer wall (17) of the telescopic rod.

8. The in-pipeline detection power supply device according to claim 3, characterized in that: A protective box (13) is tightly connected to one side of the surface wall of the outer wall (17) of the telescopic rod, and an endoscope (14) is tightly connected to one side of the surface wall of the protective box (13).

9. The in-pipeline detection power supply device according to claim 8, characterized in that: A multimeter (20) is installed on one side of the interior of the protection box (13), and a display (21) is electrically connected to one side of the surface wall of the multimeter (20).

10. The in-pipeline detection power supply device according to claim 9, characterized in that: One side of the surface of the multimeter (20) is electrically connected to a storage battery (22), and one side of the surface of the outer wall (17) of the telescopic rod is tightly connected to a handle (15).

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