CN219498341U

CN219498341U - Grounding wire clamp for insulation resistance tester

Info

Publication number: CN219498341U
Application number: CN202320407089.8U
Authority: CN
Inventors: 王小华
Original assignee: Baoding Hualai Electric Technology Co ltd
Current assignee: Baoding Hualai Electric Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-08-08
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to the technical field of line wiring equipment and discloses a grounding wire clamp for an insulation resistance tester, which comprises a fixed plate, wherein the upper part of the fixed plate is fixedly connected with a first connecting plate, a thread groove is formed in the first connecting plate, a threaded rod is connected in the thread groove in a threaded manner and penetrates through the lower part of the first connecting plate, rotating rods are fixedly connected to the left side and the right side of the threaded rod, a movable plate is fixedly connected to the lower part of the threaded rod, an arc clamping groove I is formed in the middle of the movable plate, a second connecting plate is fixedly connected to the lower part of the fixed plate, an arc clamping groove II is formed in the middle of the second connecting plate, and the arc clamping groove II is arranged below the arc clamping groove I. According to the utility model, the arc clamping groove I and the arc clamping groove II are in butt joint, and the grounding wire is fixed between the arc clamping groove I and the arc clamping groove II, so that the grounding wire cannot fall off, and the convenience of insulation resistance testing work is improved.

Description

Grounding wire clamp for insulation resistance tester

Technical Field

The utility model relates to the technical field of line wiring equipment, in particular to a grounding wire clamp for an insulation resistance tester.

Background

The insulation resistance measuring instrument, also called insulation resistance tester, is mainly used for measuring insulation resistance of equipment such as large-scale transformer, generator, high-voltage motor, power capacitor, power cable, lightning arrester, etc., and the insulation resistance test is an essential link in power work and is also a daily work content; the current insulation resistance measuring instrument has the limitation on the shape of the grounding end wire clamp, the phenomenon that the grounding end wire clamp falls off from the grounding row frequently occurs in the testing process, the insulation resistance testing work is greatly inconvenient, the grounding wire can be contacted with the ground to cause abrasion in the detecting process, the service life is shortened, and the novel grounding wire clamp for the insulation resistance measuring instrument is provided for the defects.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a grounding wire clamp for an insulation resistance tester.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a ground connection fastener for insulation resistance tester, includes the fixed plate, fixed plate upper portion fixedly connected with connecting plate one, connecting plate one inside is provided with the thread groove, thread groove inside threaded connection has the threaded rod and runs through to connecting plate one's lower part, threaded rod left and right sides fixedly connected with dwang, threaded rod lower part fixedly connected with movable plate, the movable plate middle part is provided with arc draw-in groove one, fixed plate lower part fixedly connected with connecting plate two, connecting plate two middle parts are provided with arc draw-in groove two, arc draw-in groove two sets up in arc draw-in groove one's below, the fixed plate left side is provided with spout one, spout one inside sliding connection has slider one, slider one fixedly connected with is on the right side of movable plate.

As a further description of the above technical solution:

and a placing groove is formed in the lower portion of the second connecting plate.

As a further description of the above technical solution:

one side of hinge is all fixedly connected with to the inside left and right sides of standing groove.

As a further description of the above technical solution:

the other side of the hinge is rotationally connected with a fixed column.

As a further description of the above technical solution:

and a second sliding groove is formed in the fixing column.

As a further description of the above technical solution:

and the left side and the right side of the inside of the second sliding groove are connected with a second sliding block in a sliding manner.

As a further description of the above technical solution:

and an extension column is fixedly connected between the second sliding blocks.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, the arc clamping groove II, the rotating rod, the threaded groove, the moving plate, the sliding block I, the sliding groove I and the arc clamping groove I are arranged in the sliding groove I to drive the moving plate to move downwards, then the arc clamping groove I and the arc clamping groove II are butted, and the grounding wire is fixed between the arc clamping groove I and the arc clamping groove II, so that the grounding wire cannot fall off, and the convenience of insulation resistance testing work is improved.

2. According to the utility model, when the distance between the fixed column and the ground is smaller, the extending column is pulled downwards, and the extending column moves downwards in the second chute through the second slider, so that the ground wire cannot be worn on the ground, and the service life is prolonged.

Drawings

FIG. 1 is an isometric view of a grounding clip for an insulation resistance tester according to the present utility model;

FIG. 2 is a schematic perspective view of a left and right equiangular axis of a ground clip for an insulation resistance tester according to the present utility model;

FIG. 3 is a schematic perspective view of an upper and lower isometric view of a ground clip for an insulation resistance tester according to the present utility model;

fig. 4 is a schematic view of the inside of a fixing column of a grounding clip for an insulation resistance tester according to the present utility model.

Legend description:

1. a fixing plate; 2. a first connecting plate; 3. a threaded rod; 4. a rotating lever; 5. a moving plate; 6. arc clamping groove I; 7. a second connecting plate; 8. arc clamping groove II; 9. a first chute; 10. a first sliding block; 11. a placement groove; 12. a hinge; 13. fixing the column; 14. an extension column; 15. a second chute; 16. a second slide block; 17. a thread groove.

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. 1-4, one embodiment provided by the present utility model is: the utility model provides a ground connection fastener for insulation resistance tester, including fixed plate 1, fixed plate 1 upper portion fixedly connected with connecting plate one 2, connecting plate one 2 inside is provided with thread groove 17, thread groove 17 inside threaded connection has threaded rod 3 and runs through to connecting plate one 2's lower part, threaded rod 3 left and right sides fixedly connected with dwang 4, threaded rod 3 lower part fixedly connected with movable plate 5, movable plate 5 middle part is provided with arc draw-in groove one 6, fixed plate 1 lower part fixedly connected with connecting plate two 7, connecting plate two 7 middle part is provided with arc draw-in groove two 8, arc draw-in groove two 8 sets up in arc draw-in groove one 6's below, fixed plate 1 left side is provided with spout one 9, spout one 9 inside sliding connection has slider one 10, slider one 10 fixed connection is on the right side of movable plate 5, place the earth connection wire inside arc draw-in groove two 8, then rotate dwang 4, the threaded rod 3 moves down in thread groove 17 inside, movable plate 5 moves down, slider one 10 moves down in spout one 9 inside and then drives two draw-in groove 5 and moves down, then the arc draw-in groove one and the arc wire is cut-in groove one, the arc wire is cut-in one side of the arc draw-in groove is fixed connection 6, the arc wire is not connected with the arc wire, the arc wire is broken down phenomenon is just like, the arc is convenient, the arc connection between the arc is broken down between the two is difficult to appear, and the arc connection between the arc connection groove is cut and the arc connection wire is cut.

The connecting plate two 7 lower part is provided with standing groove 11, the equal one side of fixedly connected with hinge 12 of the inside left and right sides of standing groove 11, the opposite side rotation of hinge 12 is connected with fixed column 13, the inside spout two 15 that is provided with of fixed column 13, the inside left and right sides sliding connection of spout two 15 has slider two 16, fixedly connected with extension post 14 between slider two 16, hinge 12 drives fixed column 13 and rotates out from the inside rotation of standing groove 11, then rotate and form the vertically direction with connecting plate two 7, when the distance between fixed column 13 and the ground is less, downward pulling extension post 14 again, extension post 14 passes through slider two 16 and moves down in spout two 15, the earth connection just so can not cause wearing and tearing subaerial, thereby life has been improved.

Working principle: firstly, the staff places the earth connection inside arc draw-in groove two 8, then rotate dwang 4 again, dwang 4 drives threaded rod 3 at the inside downmovement of thread groove 17, thread groove 17 drives movable plate 5 downmovement, when movable plate 5 downmovement, slider one 10 drives movable plate 5 downmovement in spout one 9 inside, then arc draw-in groove one 6 and arc draw-in groove two 8 dock, fix the earth connection between arc draw-in groove one 6 and arc draw-in groove two 8, the phenomenon that drops just can not appear in the earth connection like this, insulating resistance test work's convenience has been improved, after fixing the earth connection, hinge 12 drives fixed column 13 and rotates out from the inside rotation of standing groove 11, then rotate and form the vertically direction with connecting plate two 7, when the distance between fixed column 13 and the ground is less, pull extension column 14 downwards again, extension column 14 is through slider two 16 downmovement in spout two 15 inside, the earth connection just so can not cause wearing and tearing on the ground, thereby life has been improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a ground clamp for insulation resistance tester, includes fixed plate (1), its characterized in that: fixed plate (1) upper portion fixedly connected with connecting plate one (2), connecting plate one (2) inside is provided with thread groove (17), thread groove (17) inside threaded connection has threaded rod (3) and runs through to connecting plate one (2) lower part, threaded rod (3) left and right sides fixedly connected with dwang (4), threaded rod (3) lower part fixedly connected with movable plate (5), movable plate (5) middle part is provided with arc draw-in groove one (6), fixed plate (1) lower part fixedly connected with connecting plate two (7), connecting plate two (7) middle part is provided with arc draw-in groove two (8), arc draw-in groove two (8) set up in the below of arc draw-in groove one (6), fixed plate (1) left side is provided with spout one (9), inside sliding connection of spout one (9) has slider one (10), slider one (10) fixedly connected with is on the right side of movable plate (5).

2. A ground clip for an insulation resistance tester as defined in claim 1, wherein: a placing groove (11) is formed in the lower portion of the second connecting plate (7).

3. A ground clip for an insulation resistance tester as defined in claim 2, wherein: one side of hinge (12) is fixedly connected with the left side and the right side of the inside of the placing groove (11).

4. A ground clip for an insulation resistance tester according to claim 3, wherein: the other side of the hinge (12) is rotatably connected with a fixed column (13).

5. A ground clip for an insulation resistance tester as defined in claim 4, wherein: a second sliding groove (15) is formed in the fixing column (13).

6. A ground clip for an insulation resistance tester as defined in claim 5, wherein: and the left side and the right side of the inside of the second sliding groove (15) are connected with a second sliding block (16) in a sliding way.

7. The ground clip for an insulation resistance tester of claim 6, wherein: an extension column (14) is fixedly connected between the second sliding blocks (16).