Detector for detecting insulation performance of cable

Abstract

The utility model belongs to the technical field of insulation performance detection devices, and particularly relates to a cable insulation performance detector, which comprises a detector, an activated carbon plate abutted against the surface of the detector, a slider slidably connected to the surface of the activated carbon plate, a dust cover connected to the surface of one side of the slider, and a first drying plate connected to the surface of the bottom of the dust cover in a clamping manner. The surface of the first drying plate is slidably connected to the containing box, a first fixing block is fixedly connected to the surface of one side of the containing box, a first rotating shaft transversely penetrates through the surface of the first fixing block, a box cover transversely penetrates through the surface of the first rotating shaft, and a second drying plate is connected to the surface of the inner wall of the box cover in a clamped mode. Through a dustproof cover, a first drying plate, a second drying plate and an activated carbon plate which are connected to the surfaces of the placing box and the box cover, the environment of the detector placed in the placing box is subjected to drying and dehumidification protection, and the detection precision and the service life of the detector are prevented from being affected by moisture and dust accumulation in the environment.

Description

Technical Field

[0001] The utility model belongs to the technical field of insulation performance detection devices, and in particular relates to an insulation performance detection instrument for detecting cables. Background Art

[0002] The cable insulation performance tester is a device specially used to test the insulation performance of cables. It can help users find insulation faults of cables in time, thereby avoiding potential safety risks. The "Insulation performance safety detection device for high-voltage power equipment" disclosed in the application number "CN202311569358.1" is also an increasingly mature technology. Users need to connect the electrodes of the detector to both ends of the cable and select the appropriate test voltage and test time according to the type and specification of the cable. However, the device still has the following defects: However, when the above-mentioned equipment is in use, the existing detector is directly exposed to the environment. During detection and storage, it is easy to affect the accuracy of the test results due to the humidity of the environment and the dust in the air falling on the detector, which also reduces the service life of the detector. In addition, the existing detector often needs to change the place of use, and can only be moved by hand during transportation, which increases the physical burden on the user. Utility Model Content

[0003] The utility model aims to provide a cable insulation performance tester, aiming to solve the problem in the prior art that when the above-mentioned equipment is in use, the existing tester is directly exposed to the environment, and during testing and storage, it is easy to be affected by the humidity of the environment and the dust in the air falling on the tester, affecting the accuracy of the test result and reducing the service life of the tester. In addition, the existing tester often needs to be changed in the place of use, and can only be moved by hand during transportation, which increases the physical burden on the user.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable insulation performance tester, comprising: a tester, the surface of the tester abuts against an activated carbon plate, the surface of the activated carbon plate is slidably connected to a slider, one side surface of the slider is connected to a dust cover, the bottom surface of the dust cover is snap-connected to a first drying plate, the surface of the first drying plate is slidably connected to a placement box, one side surface of the placement box is fixedly connected to a first fixed block, the surface of the first fixed block is transversely penetrated and connected to a first rotating shaft, the surface of the first rotating shaft is transversely penetrated and connected to a box cover, and the inner wall surface of the box cover is snap-connected to a second drying plate.

[0005] In order to facilitate the connection and disassembly of the activated carbon board and the dust cover by utilizing the sliding groove opened on the surface of the activated carbon board, as a cable insulation performance tester of the utility model, the activated carbon board, the sliding block and the dust cover constitute a sliding connection structure, and the "T"-shaped groove opened on the surface of the activated carbon board matches the shape and size of the sliding block.

[0006] In order to utilize the second drying plate engaged in the box cover to dry and dehumidify the storage environment of the detector, as a cable insulation performance detector of the utility model, the inner wall surface of the box cover is provided with a card groove which matches the shape and size of the semicircular protrusion on the surface of the second drying plate.

[0007] In order to make it easier to move the detector by moving the universal wheel downward when transportation is required by utilizing the cooperation of the limit plate and the adjusting rod fixed on the periphery of the placement box, the utility model is a cable insulation performance detection instrument, the surface of the placement box is fixedly connected to the limit plate, the surface of the limit plate is slidably connected to the adjusting rod, the surface of the adjusting rod is transversely penetrated by the first bolt, the surface of the first bolt is threadedly connected to the limit plate, the bottom surface of the adjusting rod is fixedly installed with the universal wheel, the surface of the placement box is connected to the second fixed block, the surface of the second fixed block is transversely penetrated by the second rotating shaft, the surface of the second rotating shaft is transversely penetrated by the pull ring, the surface of one side of the box cover is connected to the plug block, the surface of the plug block abuts the limit block, the surface of the limit block is transversely penetrated by the second bolt, and the surface of the limit block is connected to the top surface of the placement box.

[0008] In order to enable the adjusting rod to move on the surface of the limit plate and fix the adjusting rod after the height is adjusted with the first bolt, the utility model is a cable insulation performance tester, the limit plate, the adjusting rod and the first bolt form a sliding threaded connection structure, the limit plate is a rectangular plate with a "T"-shaped through groove on the surface, and the shape and size of the through groove are consistent with the adjusting rod, and five thread grooves are evenly spaced on the surface of the limit plate, which are consistent with the shape and size of the first bolt.

[0009] In order to facilitate pulling the placement box by rotating the pull ring through the connected second rotating shaft, as a cable insulation performance tester of the utility model, the second fixed block, the second rotating shaft and the pull ring form a rotating connection structure.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The environment in which the detector is placed in the placement box is dried and dehumidified by the dust cover, the first drying plate, the second drying plate and the activated carbon plate connected to the surface of the placement box and the box cover, so as to prevent moisture and dust accumulation in the environment from affecting the detection accuracy and service life of the detector;

[0012] At the same time, the height of the placement box can be adjusted around the universal wheels at the bottom of the adjustment rod. When the placement box needs to be moved for transfer, the placement box can be directly dragged to the environment that needs to be tested by pulling the pull ring on one side. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0017] Figure 4 It is a schematic diagram of an enlarged cross-sectional structure of a storage box of the utility model;

[0018] Figure 5 For the utility model Figure 2 A schematic diagram of the enlarged structure of part A.

[0019] In the figure: 1. detector; 2. activated carbon plate; 3. slider; 4. dust cover; 5. first drying plate; 6. placement box; 7. first fixed block; 8. first rotating shaft; 9. box cover; 10. second drying plate; 11. limit plate; 12. adjusting rod; 13. first bolt; 14. universal wheel; 15. second fixed block; 16. second rotating shaft; 17. pull ring; 18. plug block; 19. limit block; 20. second bolt. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-5 The utility model provides the following technical solutions: a cable insulation performance tester, comprising: a tester 1, the surface of the tester 1 abuts against an activated carbon plate 2, the surface of the activated carbon plate 2 is slidably connected to a slider 3, one side surface of the slider 3 is connected to a dust cover 4, the bottom surface of the dust cover 4 is snap-connected to a first drying plate 5, the surface of the first drying plate 5 is slidably connected to a placement box 6, one side surface of the placement box 6 is fixedly connected to a first fixed block 7, the surface of the first fixed block 7 is transversely penetrated and connected to a first rotating shaft 8, the surface of the first rotating shaft 8 is transversely penetrated and connected to a box cover 9, and the inner wall surface of the box cover 9 is snap-connected to a second drying plate 10.

[0022] Preferably, the activated carbon plate 2 , the slider 3 and the dust cover 4 form a sliding connection structure, and a “T”-shaped groove is provided on the surface of the activated carbon plate 2 to match the shape and size of the slider 3 .

[0023] During specific use, after long-term use, the activated carbon plate 2 slidably connected to the slider 3 on the surface of the dust cover 4 needs to be replaced regularly, and the activated carbon plate 2 slidably connected to the slider 3 is pulled downward to separate it so as to replace it with a new activated carbon plate 2.

[0024] Preferably, the inner wall surface of the box cover 9 is provided with a slot that matches the shape and size of the semicircular protrusion on the surface of the second drying plate 10 .

[0025] When the second drying plate 10 needs to be replaced, the second drying plate 10 is pulled downward to disengage the protrusions at both ends of the second drying plate 10 that are engaged in the grooves on the surface of the box cover 9 , thereby facilitating the replacement of the second drying plate 10 .

[0026] Preferably: the surface of the placement box 6 is fixedly connected to the limit plate 11, the surface of the limit plate 11 is slidably connected to the adjusting rod 12, the surface of the adjusting rod 12 is transversely penetrated by the first bolt 13, the surface of the first bolt 13 is threadedly connected to the limit plate 11, the bottom surface of the adjusting rod 12 is fixedly installed with a universal wheel 14, the surface of the placement box 6 is connected to the second fixed block 15, the surface of the second fixed block 15 is transversely penetrated by the second rotating shaft 16, the surface of the second rotating shaft 16 is transversely penetrated by the pull ring 17, the surface of one side of the box cover 9 is connected to the plug block 18, the surface of the plug block 18 abuts against the limit block 19, the surface of the limit block 19 is transversely penetrated by the second bolt 20, and the surface of the limit block 19 is connected to the top surface of the placement box 6.

[0027] During specific use, the adjusting rod 12 is moved downward on the surface of the limit plate 11, so that the universal wheel 14 is moved down to touch the ground, which is convenient for moving the placement box 6. At the same time, the first bolt 13 is used to fix the connection between the limit plate 11 and the adjusting rod 12, and the pull ring 17 is held and pulled to rotate and pull it on the connected second fixed block 15 through the second rotating shaft 16.

[0028] Preferably: the limit plate 11, the adjusting rod 12 and the first bolt 13 form a sliding threaded connection structure, the limit plate 11 is a rectangular plate with a "T"-shaped through groove on the surface and the shape and size of the through groove are consistent with the adjusting rod 12, and five thread grooves are evenly spaced on the surface of the limit plate 11 to match the shape and size of the first bolt 13.

[0029] During specific use, when the placement box 6 needs to be moved, the adjustment rod 12 fixed between the limiting plate 11 and the first bolt 13 is slid downward, so that the universal wheel 14 connected to the bottom thereof touches the ground to move the placement box 6.

[0030] Preferably, the second fixing block 15 , the second rotating shaft 16 and the pull ring 17 form a rotating connection structure.

[0031] When in use, the pull ring 17 is rotated upward on the surface of the second fixing block 15 through the connected second rotating shaft 16, so as to facilitate grabbing, holding and pulling.

[0032] Working principle: when it is necessary to test the insulation of the cable, pull the pull ring 17 connected to the second fixed block 15 on one side of the placement box 6 where the detector 1 is placed, and rotate the pull ring 17 through the connected second rotating shaft 16 to facilitate pulling, and then unscrew the first bolt 13 fixed between the limit plate 11 and the adjusting rod 12, so that the adjusting rod 12 moves downward and drives the connected universal wheel 14 to move downward, so that the universal wheel 14 connected around the placement box 6 is convenient for moving the transportation detector 1 to the designated location for operation. After placing the placement box 6, unscrew the limit block 19 fixed on the surface of the placement box 6 and the second bolt 20 on the plug block 18 on the surface of the box cover 9, so as to facilitate the box cover 9 to be lifted up by rotating the first rotating shaft 8 connected to one side of the placement box 6, so as to utilize the internal placement Place the detector 1 to detect the cable, hold the handle on the top of the dust cover 4 to take out the dust cover 4 that is snap-connected to the first drying plate 5, so that the structure for moisture-proof and drying the detector 1 can be taken out for easy detection. At the same time, after long-term use, the activated carbon plate 2 that is slidably connected to the slider 3 on the surface of the dust cover 4 can be slid downward to be taken out for replacement. At the same time, the first drying plate 5 is slidably connected in the placement box 6 where the detector 1 is placed, and the dust cover 4 that is snap-connected on the surface of the first drying plate 5 can both play the role of moisture-proof, drying and dust removal for the detector 1, avoiding dust from entering the environment inside the detector 1 and affecting its service life, and avoiding environmental humidity from affecting the detection accuracy of the detector 1. This is a feature of a cable insulation performance detector.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cable insulation performance tester, comprising: The detector (1) is characterized in that: the surface of the detector (1) abuts against the activated carbon plate (2), the surface of the activated carbon plate (2) is slidably connected to the slider (3), the surface of one side of the slider (3) is connected to the dust cover (4), the bottom surface of the dust cover (4) is snap-connected to the first drying plate (5), the surface of the first drying plate (5) is slidably connected to the placement box (6), the surface of one side of the placement box (6) is fixedly connected to the first fixing block (7), the surface of the first fixing block (7) is transversely penetrated and connected to the first rotating shaft (8), the surface of the first rotating shaft (8) is transversely penetrated and connected to the box cover (9), and the inner wall surface of the box cover (9) is snap-connected to the second drying plate (10).

2. A cable insulation performance tester according to claim 1, characterized in that: The activated carbon plate (2), the sliding block (3) and the dust cover (4) form a sliding connection structure, and a "T"-shaped groove is provided on the surface of the activated carbon plate (2) and matches the shape and size of the sliding block (3).

3. A cable insulation performance tester according to claim 1, characterized in that: The inner wall surface of the box cover (9) is provided with a slot which matches the shape and size of the semicircular protrusion on the surface of the second drying plate (10).

4. A cable insulation performance tester according to claim 1, characterized in that: The surface of the placement box (6) is fixedly connected to the limit plate (11), the surface of the limit plate (11) is slidably connected to the adjustment rod (12), the surface of the adjustment rod (12) is transversely penetrated by the first bolt (13), the surface of the first bolt (13) is threadedly connected to the limit plate (11), the bottom surface of the adjustment rod (12) is fixedly installed with a universal wheel (14), the surface of the placement box (6) is connected to the second fixed block (15), the surface of the second fixed block (15) is transversely penetrated by the second rotating shaft (16), the surface of the second rotating shaft (16) is transversely penetrated by the pull ring (17), the surface of one side of the box cover (9) is connected to the plug block (18), the surface of the plug block (18) abuts against the limit block (19), the surface of the limit block (19) is transversely penetrated by the second bolt (20), and the surface of the limit block (19) is connected to the top surface of the placement box (6).

5. A cable insulation performance tester according to claim 4, characterized in that: The limit plate (11), the adjustment rod (12) and the first bolt (13) form a sliding thread connection structure. The limit plate (11) is a rectangular plate with a "T"-shaped through groove on its surface, and the shape and size of the through groove match those of the adjustment rod (12). The limit plate (11) has five thread grooves at equal intervals on its surface, which match the shape and size of the first bolt (13).

6. A cable insulation performance tester according to claim 4, characterized in that: The second fixing block (15), the second rotating shaft (16) and the pull ring (17) form a rotating connection structure.

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