CN220040549U

CN220040549U - Sliding type insulating rod structure of resistance tester

Info

Publication number: CN220040549U
Application number: CN202321651952.0U
Authority: CN
Inventors: 李赟; 薛红; 孟超; 张欢; 吴淑芳; 陈文星
Original assignee: Taiyuan Wanlong Jinyuan Electromechanical Technology Co ltd
Current assignee: Taiyuan Wanlong Jinyuan Electromechanical Technology Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-17
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a sliding type insulating rod structure of a resistance tester, which relates to the field of resistance testers and comprises an insulating long rod, wherein a fixed plate is fixedly connected to the outer surface of the insulating long rod, a resistance testing mechanism is arranged outside the insulating long rod and comprises a resistance tester body, two sliding mechanisms are arranged outside the insulating long rod and comprise an L-shaped plate and a movable plate, and a telescopic mechanism is arranged outside the insulating long rod and comprises a sleeve and a worm. According to the utility model, when the high-position cable insulation skin is detected through the arrangement of the telescopic mechanism, the worm is driven to rotate by the rotating rod, the threaded pipe is driven to rotate by the worm wheel, and the insulating long rod is driven to move upwards by the threaded pipe to rise by the rotation of the threaded pipe, so that the two motor plates can be in contact with the high-position cable insulation skin, and therefore, the high-position resistance can be conveniently and quickly tested by workers.

Description

Sliding type insulating rod structure of resistance tester

Technical Field

The utility model relates to the field of resistance testers, in particular to a sliding type insulating rod structure of a resistance tester.

Background

The resistance tester is an instrument for measuring the conductivity of an object, and is widely applied to occasions such as electric safety inspection, ground connection engineering completion acceptance and the like. The resistance tester is more in variety and comprises a grounding resistance tester, an insulation resistance tester, a direct current resistance tester, a surface resistance tester and a loop resistance tester, is an indispensable tool for electric safety inspection and grounding engineering completion acceptance, and is used for testing occasions such as conductivity of conductors, direct current resistance of equipment such as transformers, motors and transformers, grounding resistance of equipment, impedance and the like.

The searched patent number is CN213517326U, which discloses an insulation resistance tester, comprising an insulation resistance tester body; the cover plate is hinged to one side of the insulation resistance tester body; the fixing mechanism is arranged between the insulation resistance tester body and the cover plate; the two hanging rings are respectively and fixedly arranged at two sides of the insulation resistance tester body; one ends of the two connecting ropes are fixedly arranged on the two hanging rings; the two hooks are respectively and fixedly arranged at the other ends of the two connecting ropes, and the device can protect the front panel and reduce the risks of false touch and scratch.

The resistance tester is an instrument for measuring the conductivity of an object, and is mainly characterized in that two wiring terminals on the instrument are respectively connected with electrode plates, the two electrode plates are contacted with the surface of the object to be tested to observe the numerical value of an instrument panel, in the embodiment of the patent, although the risk of false collision and scratch can be reduced, the detection of a cable insulation surface at a higher position is inconvenient, the two electrode plates are usually fixed on an insulation rod when the resistance tester is used, a worker holds the insulation rod to lap the two electrode plates on the cable insulation surface for testing, because the length of the current insulation rod is certain, when the cable insulation surface at the higher position is required to be detected, the cable insulation surface is difficult to contact, the worker can carry out detection work by means of climbing by tools, and the resistance detection work is complicated. Thus, a sliding type insulating rod structure of the resistance tester is proposed herein.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a sliding type insulating rod structure of a resistance tester.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a slidingtype insulator spindle structure of resistance tester, includes the insulator spindle, the surface fixedly connected with fixed plate of insulator spindle, the outside of insulator spindle is provided with resistance testing mechanism, resistance testing mechanism includes the resistance tester body, the outside of insulator spindle is provided with two slide mechanism, slide mechanism includes L template and fly leaf, the outside of insulator spindle is provided with telescopic machanism, telescopic machanism includes sleeve pipe and worm, sheathed tube inner wall sliding connection has the slider, the surface rotation of slider is connected with the threaded rod, the one end rotation that the slider was kept away from to the threaded rod is connected at the surface of insulator spindle, the surface threaded connection of threaded rod has the screwed pipe, screwed pipe and sleeve pipe rotation are connected, the surface fixedly connected with worm wheel of screwed pipe, worm wheel and worm mesh mutually.

Above-mentioned, the surface mounting of resistance tester body has the wire, the one end fixedly connected with two motor plates of resistance tester body is kept away from to the wire, two equal fixed connection of motor plate is at the surface of fixed plate, and the length of wire is long enough, when carrying out resistance test, contacts two motor plates and cable surface, observes the numerical value of resistance tester body and can accomplish the test.

Above-mentioned, L template fixed connection is at the surface of fixed plate, the surface rotation of fly leaf is connected with the gyro wheel, the surface fixedly connected with two slide bars of fly leaf can no longer stimulate the handle when the test of multiple spot is needed, makes two motor plates no longer contact cable insulation epidermis, and the staff removes the device at this moment and makes two gyro wheels slide on cable surface, can carry out the test next time after removing.

Above-mentioned, two the slide bar all runs through the surface of L template and with L template sliding connection, two the surface of slide bar all overlaps and is equipped with the extension spring, two the equal fixed connection of extension spring is between L template and fly leaf, when carrying out resistance test to cable insulation epidermis, place two gyro wheels on the cable earlier to pulling handle, gyro wheel atress will extrude the extension spring, makes the distance between fly leaf and the L template shorten, and two motor plates can contact cable insulation epidermis this moment, carries out resistance test.

Above-mentioned, the surface fixedly connected with dwang of worm, the surface rotation of dwang is connected with two spacing pipes, two equal fixed connection of spacing pipe is at sheathed tube surface, sheathed tube surface fixedly connected with handle, it is spacing to the dwang through two spacing pipes, makes the dwang only rotate, keeps the meshing state of worm and worm wheel.

Above-mentioned, the surface fixedly connected with L type dead lever of insulating stock, sheathed tube surface fixedly connected with gag lever post, L type dead lever sliding connection is at the surface of gag lever post, slides at the surface of gag lever post through L type dead lever post, carries out spacingly to insulating stock, avoids insulating stock to take place to rotate, increases the stability when insulating stock goes up and down simultaneously.

The beneficial effects are that:

compared with the prior art, the sliding type insulating rod structure of the resistance tester has the following beneficial effects:

1. according to the utility model, through the arrangement of the telescopic mechanism, when the insulation surface of the cable at the high position is detected, the worm is driven to rotate by the rotating rod, the threaded pipe is driven to rotate by the rotating worm wheel, and the insulation long rod is driven to move upwards by the rotating threaded pipe, so that the two motor plates can be lifted to be in contact with the insulation surface of the cable at the high position, and therefore, the high position resistance can be conveniently and quickly tested by a worker.

2. According to the utility model, through the arrangement of the sliding mechanism, when the resistance test is carried out on the cable insulation surface, the two rollers are firstly placed on the cable, the handle is pulled, the roller is stressed to squeeze the telescopic springs, so that the distance between the movable plate and the L-shaped plate is shortened, at the moment, the two motor plates can be contacted with the cable insulation surface, when the multi-point test is needed, the handle can be not pulled, at the moment, the two movable plates are respectively reset and rebound under the spring tension of the two groups of telescopic springs, so that the two motor plates are not contacted with the cable insulation surface, at the moment, the worker moves the device to enable the two rollers to slide on the cable surface and carry out the next test, and the multi-point test is convenient for the worker through the sliding mode.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a sliding mechanism according to the present utility model;

FIG. 3 is a schematic perspective view of the telescopic mechanism of the present utility model;

fig. 4 is a schematic perspective view of the interior of the sleeve according to the present utility model.

In the figure:

1. an insulating long rod; 2. a fixing plate;

3. a resistance testing mechanism; 31. a resistor tester body; 32. a wire; 33. a motor plate;

4. a sliding mechanism; 41. an L-shaped plate; 42. a movable plate; 43. a roller; 44. a slide bar; 45. a telescopic spring;

5. a telescoping mechanism; 501. a sleeve; 502. a slide block; 503. a threaded rod; 504. a threaded tube; 505. a worm wheel; 506. a worm; 507. a rotating lever; 508. a limiting tube; 509. an L-shaped fixing rod; 510. a limit rod; 511. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a slidingtype insulator spindle structure of resistance tester, including insulating stock 1, the outside of insulating stock 1 is provided with telescopic machanism 5, telescopic machanism 5 includes sleeve pipe 501 and worm 506, the inner wall sliding connection of sleeve pipe 501 has slider 502, the surface rotation of slider 502 is connected with threaded rod 503, the one end rotation that slider 502 was kept away from to threaded rod 503 is connected at the surface of insulating stock 1, threaded rod 503's surface threaded connection has screwed pipe 504, screwed pipe 504 is connected with sleeve pipe 501 rotation, screwed pipe 504's surface fixedly connected with worm wheel 505, worm wheel 505 meshes with worm 506, rotatory dwang 507 drives worm 506 rotation, worm 506 rotation drives screwed pipe 504 rotation through worm wheel 505, screwed pipe 504 rotation drives insulating stock 1 upward movement through threaded rod 503, thereby two motor plate 33 can be raised.

Referring to fig. 3 and 4, the outer surface of the worm 506 is fixedly connected with a rotating rod 507, the outer surface of the rotating rod 507 is rotationally connected with two limiting pipes 508, the two limiting pipes 508 are fixedly connected with the outer surface of the sleeve 501, the outer surface of the sleeve 501 is fixedly connected with a handle 511, the rotating rod 507 is limited by the two limiting pipes 508, so that the rotating rod 507 can only rotate, the meshing state of the worm 506 and the worm wheel 505 is maintained, one end of the rotating rod 507 is provided with a rotary anti-skid block, and a worker can conveniently drive the rotating rod 507 to rotate.

The outer surface fixedly connected with L type dead lever 509 of insulating stock 1, the surface fixedly connected with gag lever post 510 of sleeve pipe 501, L type dead lever 509 sliding connection is at the surface of gag lever post 510, slides at the surface of gag lever post 510 through L type dead lever 509, carries out spacingly to insulating stock 1, avoids insulating stock 1 to take place to rotate, increases the stability when insulating stock 1 goes up and down simultaneously, because L type dead lever 509 is L type it can not take place to interfere with worm wheel 505.

Referring to fig. 1, the outer surface of the insulation long rod 1 is fixedly connected with a fixing plate 2, a resistance testing mechanism 3 is arranged outside the insulation long rod 1, the resistance testing mechanism 3 comprises a resistance tester body 31, a wire 32 is installed on the outer surface of the resistance tester body 31, one end of the wire 32 far away from the resistance tester body 31 is fixedly connected with two motor plates 33, the two motor plates 33 are fixedly connected to the outer surface of the fixing plate 2, the length of the wire 32 is long enough, when resistance testing is performed, the two motor plates 33 are contacted with the surface of a cable, the numerical value of the resistance tester body 31 is observed, and the resistance tester body 31 is not the main innovation direction of the utility model, and therefore, the resistance tester is not described in detail in the figure.

Referring to fig. 2, two sliding mechanisms 4 are disposed outside the insulation long rod 1, the sliding mechanisms 4 include an L-shaped plate 41 and a movable plate 42, the L-shaped plate 41 is fixedly connected to the outer surface of the fixed plate 2, the outer surface of the movable plate 42 is rotatably connected with a roller 43, two sliding rods 44 are fixedly connected to the outer surface of the movable plate 42, when multi-point testing is needed, a handle 511 can be not pulled any more, two motor plates 33 are not contacted with the cable insulation skin any more, at this time, a worker moves the device to enable the two rollers 43 to slide on the cable surface, the next test can be performed after the movement, and the worker can conveniently perform multi-point testing in a sliding manner.

The two slide bars 44 all run through the surface of L template 41 and with L template 41 sliding connection, the surface of two slide bars 44 all overlaps and is equipped with extension spring 45, the equal fixed connection of two extension springs 45 is between L template 41 and fly leaf 42, when carrying out the resistance test to the cable insulation epidermis, place two gyro wheels 43 on the cable earlier, and pull handle 511, gyro wheel 43 atress will extrude extension spring 45, make the distance between fly leaf 42 and the L template 41 shorten, two motor plate 33 can contact the cable insulation epidermis this moment, carry out the resistance test.

Working principle: when detecting the cable insulation surface at a high position, a worker holds the handle 511, the rotating rod 507 drives the worm 506 to rotate, the worm 506 rotates to drive the threaded pipe 504 to rotate through the worm wheel 505, the threaded pipe 504 rotates to drive the insulation long rod 1 to move upwards through the threaded rod 503, the two rollers 43 are placed on the cable, the handle 511 is pulled, the rollers 43 are stressed to extrude the telescopic springs 45, the distance between the movable plate 42 and the L-shaped plate 41 is shortened, at the moment, the two motor plates 33 can contact the cable insulation surface, the device can enable the two motor plates 33 to rise to contact the cable insulation surface at the high position for testing, and therefore the cable insulation surface at the high position is convenient for the worker to test the resistance at the high position, and the cable insulation surface insulation device is convenient and quick.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slidingtype insulator spindle structure of resistance tester, includes insulating stock (1), its characterized in that: the utility model provides an insulation stock (1)'s surface fixedly connected with fixed plate (2), the outside of insulation stock (1) is provided with resistance testing mechanism (3), resistance testing mechanism (3) are including resistance testing ware body (31), the outside of insulation stock (1) is provided with two slide mechanism (4), slide mechanism (4) are including L template (41) and fly leaf (42), the outside of insulation stock (1) is provided with telescopic machanism (5), telescopic machanism (5) are including sleeve pipe (501) and worm (506), the inner wall sliding connection of sleeve pipe (501) has slider (502), the surface rotation of slider (502) is connected with threaded rod (503), the one end rotation connection of slider (502) is kept away from to threaded rod (503) is at the surface of insulation stock (1), the surface threaded connection of threaded rod (503) has screwed pipe (504), screwed pipe (504) are connected with sleeve pipe (501) rotation, the surface fixedly connected with worm wheel (505) of screwed pipe (504), worm wheel (505) meshes with worm (506).

2. The sliding type insulation rod structure of the resistance tester according to claim 1, wherein: the external surface of resistance tester body (31) installs wire (32), the one end fixedly connected with two motor plates (33) of resistance tester body (31) are kept away from to wire (32), two motor plates (33) are all fixed connection at the surface of fixed plate (2).

3. The sliding type insulation rod structure of the resistance tester according to claim 1, wherein: the L-shaped plate (41) is fixedly connected to the outer surface of the fixed plate (2), the outer surface of the movable plate (42) is rotatably connected with a roller (43), and the outer surface of the movable plate (42) is fixedly connected with two sliding rods (44).

4. A sliding type insulation rod structure of a resistance tester according to claim 3, wherein: the two slide bars (44) penetrate through the outer surface of the L-shaped plate (41) and are in sliding connection with the L-shaped plate (41), the outer surfaces of the two slide bars (44) are sleeved with telescopic springs (45), and the two telescopic springs (45) are fixedly connected between the L-shaped plate (41) and the movable plate (42).

5. The sliding type insulation rod structure of the resistance tester according to claim 1, wherein: the outer surface fixedly connected with dwang (507) of worm (506), the surface rotation of dwang (507) is connected with two spacing pipes (508), two spacing pipe (508) are all fixed connection at the surface of sleeve pipe (501), the surface fixedly connected with handle (511) of sleeve pipe (501).

6. The sliding type insulation rod structure of the resistance tester according to claim 1, wherein: the outer surface fixedly connected with L type dead lever (509) of insulating stock (1), the surface fixedly connected with gag lever post (510) of sleeve pipe (501), L type dead lever (509) sliding connection is at the surface of gag lever post (510).