CN220797118U

CN220797118U - Anticreep electric stick is used in demolishment of electrician's safety examination high voltage earthing wire

Info

Publication number: CN220797118U
Application number: CN202322557443.8U
Authority: CN
Inventors: 蔡晓楠
Original assignee: Xinjiang Zhengde Safety Technology Co ltd
Current assignee: Xinjiang Zhengde Safety Technology Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-04-16
Anticipated expiration: 2033-09-20

Abstract

The utility model relates to an anti-drop electric rod for dismantling a high-voltage grounding wire in an electrician safety examination, which comprises a grounding rod, a copper bar clamp and a connecting wire, wherein the copper bar clamp comprises a connecting sleeve, a mounting seat, at least one group of threaded columns, an adjusting piece and two groups of clamping pieces, the connecting sleeve is fixed at the bottom of the mounting seat and connected with the top end of the grounding rod, at least one group of threaded columns is fixed on the side surface of the mounting seat, one end of the connecting wire is sleeved on the threaded columns and fixed by screwing nuts with the threaded columns, and the adjusting piece is arranged at the inner side of the mounting seat. According to the utility model, two groups of clamping pieces in the copper bar clamp can be used for adjusting the busbar clamped and inserted between the two clamping pieces by using the adjusting piece, so that loose separation between the device and the busbar can be reduced when the device is grounded, and connection and disassembly of the device do not affect the stability of connection between the device and the busbar.

Description

Anticreep electric stick is used in demolishment of electrician's safety examination high voltage earthing wire

Technical Field

The utility model relates to the technical field of grounding bars, in particular to an anti-drop electric bar for dismantling a high-voltage grounding wire in an electrician safety test.

Background

The grounding rod is an operation and maintenance device commonly used in a power grid and is commonly used for maintenance work after power failure, and the grounding rod is installed at two ends of a working site so as to ensure the safety of a working environment. In the high-voltage electrical safety examination practical operation project, in order to examine and examine operation and maintenance of examination personnel on high-voltage equipment, a grounding rod is also used.

The existing grounding rod mostly comprises a busbar flat wire clamp, a bridging short-circuit grounding tail wire, a wiring nose, a collecting pipe, a grounding terminal wire clamp, a grounding steel fiber, a grounding operation rod and other structures, and an operator is usually required to connect the grounding wire to a wiring terminal of high-voltage equipment through the wiring nose, and the busbar wire clamp is connected to a grounding network of the high-voltage equipment by holding an insulating grounding operation rod. The busbar flat clamp used by the grounding rod in the prior art is commonly clamped by utilizing the elastic force effect of the spring during deformation, and then the spring can excessively deform after repeated connection and disassembly for a plurality of times, so that the connection stability of the busbar flat clamp can be affected, and the problem that the connection of the grounding rod is unstable or falls off is caused.

Disclosure of Invention

(one) solving the technical problems

The utility model provides an anti-drop electric rod for dismantling a high-voltage grounding wire in an electrician safety examination, which solves the problems that a busbar flat-mouth wire clamp used by a grounding rod in the prior art is commonly clamped by using the elastic force action of a spring when the spring deforms, and then the spring can excessively deform after repeated connection and disassembly for a plurality of times, so that the connection stability of the busbar flat-mouth wire clamp can be influenced, and the connection instability or drop of the grounding rod can be caused.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electrician's safety examination high pressure earth conductor demolishs with anticreep electric rod, includes earth bar, copper bar clamp and connecting wire, wherein, copper bar clamp includes adapter sleeve, mount pad, at least a set of screw thread post, regulating part and two sets of clamping pieces, the adapter sleeve is fixed in the bottom of mount pad and is connected with the top of earth bar, at least a set of screw thread post is fixed in the side of mount pad, the one end cover of connecting wire is established on screw thread post and is screwed the back with it with screw thread post and fix, the regulating part sets up in the mount pad inboard, and the regulating part has two sets of movable part that can deflect the removal, two sets of clamping pieces respectively with two sets of movable part fixed connection of regulating part for the position state between two sets of clamping pieces is adjusted to the regulating part.

Preferably, the regulating part comprises a regulating rod, a movable seat, two groups of double-connected frames, two groups of T-shaped frames and two groups of positioning columns, wherein the regulating rod is in threaded connection with the mounting seat, the top end of the regulating rod penetrates out of the upper part of the mounting seat, the bottom end of the regulating rod is rotationally connected with the movable seat, the two groups of the double-connected frames are rotationally connected with the movable seat, the bottoms of the double-connected frames are respectively rotationally connected with the adjacent ends of the two groups of T-shaped frames, one ends of the T-shaped frames, far away from the double-connected frames, are rotationally connected with the mounting seat by utilizing the positioning columns, and the two groups of T-shaped frames form two groups of movable parts of the regulating part.

In a further preferred embodiment, the top of the movable seat is provided with an opening communicated with the inner cavity of the movable seat, the bottom end of the adjusting rod penetrates through the opening and stretches into the inner cavity of the movable seat, the bottom end of the adjusting rod is fixedly connected with a limiting piece, and the diameter of the limiting piece is larger than the diameter of the adjusting rod and the diameter of the opening at the top of the movable seat.

In a further preferred mode, the two groups of clamping pieces are welded and fixed on two opposite sides of the two groups of T-shaped frames, and reinforcing rib plates are welded and fixed at joints of the clamping pieces and the T-shaped frames.

In a further preferred embodiment, the top end of the grounding rod extends into the connecting sleeve and is fixedly connected with the connecting sleeve, and the bottom end of the grounding rod is coated with an insulating sleeve.

In a further preferred embodiment, the insulating sleeve is made of an insulating rubber material, and the outer surface of the insulating sleeve is formed with anti-slip patterns.

(III) beneficial effects

Compared with the prior art, the utility model provides the anti-drop electric rod for dismantling the high-voltage grounding wire in the electrician safety examination, which has the following beneficial effects: can utilize regulating part to adjust to press from both sides tight mother row of inserting between the two through two sets of clamping pieces in the copper bar clamp for can reduce the not hard up separation between device and the mother row when carrying out the earthing and use, and the connection of device with dismantle not influence the stability of being connected between its follow-up and the mother row, can avoid utilizing the connection that the spring pressed from both sides tight mother row brought under the prior art to fix unstable situation.

Drawings

Fig. 1 is a schematic view of a structure of an anti-drop bar for removing high-voltage grounding wires in an electrical safety test according to an embodiment;

fig. 2 is a schematic structural view of a copper bar clip according to an embodiment;

fig. 3 is a schematic view of a structure of a copper bar clip after a mounting base is half cut away.

In the figure: 10. a ground rod; 11. an insulating sleeve; 20. a copper bar clamp; 21. connecting sleeves; 22. a mounting base; 23. a threaded column; 24. an adjusting member; 241. an adjusting rod; 242. a movable seat; 243. a double connecting frame; 244. a T-shaped frame; 245. positioning columns; 25. a clamping piece; 30. and (5) connecting wires.

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 3, an anti-drop bar for removing high-voltage grounding wires in an electrical safety test comprises a grounding bar 10, a copper bar clamp 20 and a connecting wire 30. The copper bar clamp 20 and the connecting wire 30 are both installed on the grounding bar 10, and the copper bar clamp 20 is used for being connected with a busbar, and the end part of the connecting wire 30 is provided with a wiring nose so that the connecting wire can be used for being connected with a wiring terminal of equipment.

In this embodiment, the main body of the grounding rod 10 is made of steel, the insulating sleeve 11 is coated at one end of the grounding rod 10 away from the copper bar clamp 20, the insulating sleeve 11 can be made of insulating rubber material, and anti-slip grains or anti-slip particles can be formed on the outer surface of the insulating sleeve 11, so that an examination person can hold the grounding rod 10 at the position of the insulating sleeve 11 for connection operation during use.

In this embodiment, the copper bar clip 20 includes a connecting sleeve 21, a mounting base 22, at least one set of threaded posts 23, an adjusting member 24, and two sets of clips 25. The mounting seat 22 can be a metal seat made of die-casting aluminum alloy, and the middle part of the mounting seat 22 is of a hollow structure. The connecting sleeve 21 is fixed at the bottom of the mounting seat 22, and the inner diameter of the connecting sleeve 21 is similar to the shape and the size of the grounding rod 10, so that the top end of the grounding rod 10 can be inserted into the connecting sleeve 21 to fix the grounding rod and the grounding rod. At least one group of threaded columns 23 are welded and fixed on the side face of the mounting seat 22, two ends of the connecting wire 30 are respectively provided with a connecting lug, the connecting lug at one end of the connecting wire is sleeved on the threaded columns 23, and the connecting wire is fixed after being screwed with the threaded columns 23 by nuts. The adjustable installation of regulating part 24 sets up in the mount pad 22 inboard to regulating part 24 has two sets of movable parts that can deflect the removal, and clamping piece 25 is connected with two sets of movable parts fixed connection of regulating part 24 respectively, makes the position state between regulating part 24 regulation two sets of clamping pieces 25, thereby utilizes two sets of clamping pieces 25 centre gripping busbar to connect. The adjusting member 24 and the clip 25 are both made of a conductive metal material.

In this embodiment, the adjusting member 24 may include an adjusting lever 241, a movable seat 242, two sets of double brackets 243, two sets of T-shaped brackets 244, and two sets of positioning posts 245. The adjusting rod 241 is in threaded connection with the mounting seat 22, the top end of the adjusting rod 241 penetrates out to the upper side of the mounting seat 22, and the bottom end of the adjusting rod 241 is in rotary connection with the movable seat 242, so that the movable seat 242 can be driven to move along with the rotating adjusting rod 241. The top end of the adjustment lever 241 may be fixed with a spherical protrusion so that a user can grip the spherical protrusion to perform a rotation operation of the adjustment lever 241. The outer wall of the adjusting rod 241 is provided with external threads matched with the mounting seat 22. The top of the movable seat 242 is provided with an opening communicated with the inner cavity of the movable seat 242, the bottom end of the adjusting rod 241 penetrates through the opening and stretches into the inner cavity of the movable seat 242, and the bottom end of the adjusting rod 241 is fixedly connected with a limiting piece with the diameter larger than that of the adjusting rod 241 and the diameter of the opening at the top of the movable seat 242, so that when the adjusting rod 241 is rotated, the adjusting rod 241 can push the movable seat 242 to longitudinally move along with the limiting piece. The tops of the two sets of double-connecting frames 243 are rotatably connected with the movable seat 242, so that the movable seat 242 can drive the two sets of double-connecting frames 243 to move when moving. The bottoms of the two groups of double-link frames 243 are respectively and rotatably connected with the adjacent ends of the two groups of T-shaped frames 244, and one end, far away from the double-link frames 243, of the top of the T-shaped frames 244 is rotatably connected with the mounting seat 22 by utilizing the positioning columns 245, so that the double-link frames 243 can push the T-shaped frames 244 connected with the double-link frames 243 to deflect by taking the positioning columns 245 as rotation center shafts when moving. The two sets of T-shaped brackets 244 form two sets of movable portions of the adjustment member 24 that clamp a busbar having a thickness equal to the spacing between the two sets of T-shaped brackets 244 when the two sets of T-shaped brackets 244 are deflected to be vertical.

In the present embodiment, the two sets of clips 25 are welded and fixed to the two sets of T-shaped frames 244, respectively, and the two sets of clips 25 are located on opposite sides of the two sets of T-shaped frames 244, respectively, when the two sets of T-shaped frames 244 are deflected to be vertical, so that the two sets of clips 25 can clamp the busbar. Reinforcing rib plates are welded and fixed at the joints of the clamping pieces 25 and the T-shaped frames 244, so that deformation is avoided when the two groups of clamping pieces 25 clamp the busbar to bear force.

Before the anti-drop bar for removing the high-voltage grounding wire in the electrician safety test is used, the power failure should be confirmed by priori electricity, and the power failure is confirmed on equipment. The copper bar clamp 20 is connected to the busbar and then fixed to the equipment terminal by the terminal lug at the end of the connecting wire 30. When the short-circuited ground line is removed, the sequence is exactly the reverse of that described above.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An anti-drop electric rod for removing high-voltage grounding wires in an electrician safety examination is characterized by comprising a grounding rod (10), a copper bar clamp (20) and a connecting wire (30),

the copper bar clamp (20) comprises a connecting sleeve (21), a mounting seat (22), at least one group of threaded columns (23), an adjusting piece (24) and two groups of clamping pieces (25), wherein the connecting sleeve (21) is fixed at the bottom of the mounting seat (22) and is connected with the top end of a grounding rod (10), at least one group of threaded columns (23) are fixed on the side face of the mounting seat (22), one end of a connecting wire (30) is sleeved on the threaded columns (23) and is fixed after screwed with the threaded columns (23) by nuts, the adjusting piece (24) is arranged on the inner side of the mounting seat (22), the adjusting piece (24) is provided with two groups of movable parts capable of deflecting, and the two groups of clamping pieces (25) are respectively fixedly connected with the two groups of movable parts of the adjusting piece (24) so that the position state between the two groups of clamping pieces (25) is adjusted by the adjusting piece (24).

2. The anti-drop electric rod for removing high-voltage grounding wires in an electrical safety test according to claim 1, wherein the anti-drop electric rod is characterized in that: the adjusting piece (24) comprises an adjusting rod (241), a movable seat (242), two groups of double-connecting frames (243), two groups of T-shaped frames (244) and two groups of positioning columns (245), wherein the adjusting rod (241) is in threaded connection with the mounting seat (22), the top end of the adjusting rod (241) penetrates out to the upper portion of the mounting seat (22), the bottom end of the adjusting rod (241) is rotationally connected with the movable seat (242), the tops of the two groups of double-connecting frames (243) are rotationally connected with the movable seat (242), the bottoms of the two groups of double-connecting frames (243) are respectively rotationally connected with the adjacent ends of the two groups of T-shaped frames (244), one end, far away from the double-connecting frames (243), of the tops of the T-shaped frames (244) is rotationally connected with the mounting seat (22) through the positioning columns (245), and the two groups of T-shaped frames (244) form two groups of movable portions of the adjusting piece (24).

3. The anti-drop electric rod for removing high-voltage grounding wires in an electrical safety test according to claim 2, wherein the anti-drop electric rod is characterized in that: the top of movable seat (242) has offered the communicating opening of its inner chamber, the bottom of adjusting pole (241) is passed the opening and is stretched into in the inner chamber of movable seat (242), the bottom fixedly connected with spacing piece of adjusting pole (241), the diameter of spacing piece is greater than the diameter of adjusting pole (241) and movable seat (242) open-ended diameter at top.

4. The anti-drop electric rod for removing high-voltage grounding wires in an electrical safety test according to claim 1, wherein the anti-drop electric rod is characterized in that: the two groups of clamping pieces (25) are welded and fixed on two opposite sides of the two groups of T-shaped frames (244), and reinforcing rib plates are welded and fixed at the joint of the clamping pieces (25) and the T-shaped frames (244).

5. The anti-drop electric rod for removing high-voltage grounding wires in an electrical safety test according to claim 1, wherein the anti-drop electric rod is characterized in that: the top end of the grounding rod (10) stretches into the connecting sleeve (21) and is fixedly connected with the connecting sleeve, and an insulating sleeve (11) is arranged at the bottom end of the grounding rod (10) in a coating mode.

6. The anti-drop electric rod for removing high-voltage grounding wires for electrical safety examination according to claim 5, wherein the anti-drop electric rod is characterized in that: the insulating sleeve (11) is made of insulating rubber material, and anti-skid patterns are formed on the outer surface of the insulating sleeve (11).