Portable short-circuit grounding wire

Abstract

The utility model provides a portable short-circuit grounding wire, which belongs to the technical field of safety tools of electric power systems and comprises an insulating operating rod body, a grounding rod and a grounding wire body. The insulating operating rod is characterized by further comprising a driving mechanism which is arranged on the insulating operating rod body, specifically, the driving mechanism comprises an insulating plastic screw rod and an insulating rotating handle, the insulating plastic screw rod is rotationally arranged on the inner wall of the cavity, and the insulating rotating handle is fixed to the bottom of the insulating plastic screw rod; and the lifting mechanism is arranged on the insulating operating rod body, is matched with the driving mechanism for use, and is used for realizing the length change of the insulating operating rod body, specifically, the lifting mechanism comprises a lifting sleeve and a limiting block, and the lifting sleeve is arranged on the circumferential surface of the insulating plastic screw rod in a threaded and sleeving manner. According to the utility model, the problem that the overall limitation of the insulation operating rod is relatively large because the overall limitation of the insulation operating rod is relatively deadly and the length of the insulation operating rod cannot be adjusted according to the requirements of on-site workers is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of safety tools for power systems, and particularly relates to a portable short-circuit grounding wire. Background Art

[0002] A portable short-circuit grounding wire is a safety short-circuit device that needs to be connected after the equipment or line is powered off in the power industry before maintenance, and is a safety protection tool used to prevent sudden power-on and avoid causing harm to operators or equipment. One end of the portable short-circuit grounding wire is the grounding end, which is installed on the grounding conductor, and the other end is the conductor end, which is installed on the power equipment. The outer skin of the grounding wire has an insulating layer. When it collides with the wire, the spring in the clamp body causes the clamp to automatically clamp the wire. However, the length of the insulating operating rod of the existing portable short-circuit grounding wire is relatively fixed and cannot be adjusted according to the actual needs of the staff, resulting in great limitations.

[0003] The application number "CN201821137978.2" discloses "a portable short-circuit grounding wire, which includes a wire end clamp, a short-circuit grounding wire body, a connection nose and a grounding end clamp, and also includes a conductor connector and a locking assembly. One end of the conductor connector is hinged to the wire end clamp and locked by the locking assembly. The other end of the conductor connector is sleeved with an insulating operating rod. The insulating operating rod is a hollow structure. One end of the short-circuit grounding wire body is connected to the conductor connector sleeved in the insulating operating rod. The other end of the short-circuit grounding wire body penetrates through the insulating operating rod and extends out of the insulating operating rod and is connected to the grounding end clamp through the connection nose."

[0004] The above patent is based on a portable short-circuit grounding wire and has the advantages of changing the direction of the insulating operating rod to ensure good contact between the wire end clamp of the hanging grounding wire and the busbar, thus ensuring the safety of the operators.

[0005] The above patent has the advantages of changing the direction of the insulating operating rod to ensure good contact between the wire end clamp of the hanging grounding wire and the busbar, thus ensuring the safety of the operators. However, the overall length of the above insulating operating rod is relatively fixed and cannot be adjusted according to the needs of the on-site staff, resulting in great limitations of the overall insulating operating rod. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a portable short-circuit grounding wire, aiming to solve the problem that the overall length of the insulating operating rod in the existing technology is relatively fixed and cannot be adjusted according to the needs of the on-site staff, resulting in great limitations of the overall insulating operating rod.

[0007] To achieve the above purpose, the utility model provides the following technical solutions:

[0008] A portable short-circuit grounding wire, comprising:

[0009] An insulating operating rod body with a chamber;

[0010] Characterized in that it further comprises:

[0011] A driving mechanism disposed on the insulating operating rod body; and

[0012] A lifting mechanism disposed on the insulating operating rod body and cooperating with the driving mechanism, which is used to realize the length change of the insulating operating rod body.

[0013] As a preferred solution of the present utility model, the driving mechanism includes an insulating plastic screw rod and an insulating rotating handle. The insulating plastic screw rod is rotatably disposed on the inner wall of the chamber, and the insulating rotating handle is fixed to the bottom of the insulating plastic screw rod.

[0014] As a preferred solution of the present utility model, the lifting mechanism includes a lifting sleeve and a limiting block. The lifting sleeve is threadedly sleeved on the circumferential surface of the insulating plastic screw rod, and the limiting block is fixed to the bottom of the outer wall of the lifting sleeve, and the limiting block and the chamber are slidably matched with each other.

[0015] As a preferred solution of the present utility model, a wire terminal clamp is fixedly provided at the top of the lifting sleeve, which is used to clamp an electric wire.

[0016] As a preferred solution of the present utility model, a through groove is opened at the top of the insulating operating rod body, which is used to facilitate the passage of an electric wire.

[0017] As a preferred solution of the present utility model, a plurality of wire passing holes are opened at the bottom of the insulating operating rod body, and the plurality of wire passing holes penetrate through the through groove, which is used to connect a grounding wire.

[0018] Compared with the prior art, the beneficial effects of the present utility model are:

[0019] 1. By rotatably disposing the insulating plastic screw rod on the inner wall of the chamber and fixing the insulating rotating handle to the bottom of the insulating plastic screw rod, it is simple and easy to operate, and convenient for the staff to operate independently.

[0020] 2. By threadedly sleeving the lifting sleeve on the circumferential surface of the insulating plastic screw rod, fixing the limiting block to the bottom of the outer wall of the lifting sleeve, and the limiting block and the chamber are slidably matched with each other, it is convenient to control the overall length of the insulating operating rod, and effectively adjust the length of the insulating operating rod according to the on-site working requirements, reducing the overall limitation of the insulating operating rod. Description of the Drawings

[0021] The accompanying drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0022] Figure 1 is the first - perspective three - dimensional view of the portable short - circuit grounding wire of the present utility model;

[0023] Figure 2 is the first - perspective three - dimensional sectional view of the portable short - circuit grounding wire of the present utility model;

[0024] Figure 3 is the first - perspective three - dimensional exploded view of the portable short - circuit grounding wire of the present utility model;

[0025] Figure 4 is the second - perspective three - dimensional view of the portable short - circuit grounding wire of the present utility model;

[0026] Figure 5 is the second - perspective three - dimensional exploded view of the portable short - circuit grounding wire of the present utility model.

[0027] In the figure: 1. Insulating operating rod body; 2. Chamber; 3. Insulating plastic lead screw; 4. Insulating rotating handle; 5. Lifting sleeve; 6. Limit block; 7. Conductor end clamp; 8. Through - slot; 9. Wire - passing hole. Detailed implementation manners

[0028] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0029] Embodiment

[0030] Please refer to Figures 1-5 , the present utility model provides the following technical solutions:

[0031] The portable short - circuit grounding wire is composed of an insulating operating rod body 1 provided with a chamber 2, a driving mechanism, and a lifting mechanism, which are specifically described as follows:

[0032] Please refer to Figure 1 , the insulating operating rod body 1 provided with a chamber 2;

[0033] Please refer to Figure 2 , the driving mechanism is arranged on the insulating operating rod body 1. Specifically, the driving mechanism includes an insulating plastic lead screw 3 and an insulating rotating handle 4. The insulating plastic lead screw 3 is rotatably arranged on the inner wall of the chamber 2, and the insulating rotating handle 4 is fixed to the bottom of the insulating plastic lead screw 3; and

[0034] Please refer to Figure 3 The lifting mechanism is provided on the insulating operating rod body 1 and used in cooperation with the driving mechanism to realize the length change of the insulating operating rod body 1. Specifically, the lifting mechanism includes a lifting sleeve 5 and a limiting block 6. The lifting sleeve 5 is threadedly sleeved on the circumferential surface of the insulating plastic screw rod 3, and the limiting block 6 is fixed to the bottom of the outer wall of the lifting sleeve 5, and the limiting block 6 and the chamber 2 are slidably matched with each other;

[0035] Please refer to Figure 4 A wire terminal clamp 7 is fixedly provided at the top of the lifting sleeve 5 for clamping the electric wire;

[0036] Please refer to Figure 5 A through groove 8 is opened at the top of the insulating operating rod body 1 for facilitating the passage of the electric wire;

[0037] Please refer to Figure 3 A plurality of wire through holes 9 are opened at the bottom of the insulating operating rod body 1, and the plurality of wire through holes 9 penetrate through the through groove 8 for connecting the grounding wire.

[0038] In this embodiment: By rotatably arranging the insulating plastic screw rod 3 on the inner wall of the chamber 2 and fixing the insulating rotating handle 4 to the bottom of the insulating plastic screw rod 3, it is simple and easy to operate, facilitating the independent operation of the staff.

[0039] By threadedly sleeving the lifting sleeve 5 on the circumferential surface of the insulating plastic screw rod 3, fixing the limiting block 6 to the bottom of the outer wall of the lifting sleeve 5, and slidably matching the limiting block 6 and the chamber 2 with each other, it is convenient to control the overall length of the insulating operating rod, effectively adjust the length of the insulating operating rod according to the on-site working requirements, and reduce the overall limitation of the insulating operating rod.

[0040] The working principle and usage process of the present utility model: When wanting to adjust the overall length of the insulating operating rod body 1, the lifting sleeve 5 threadedly sleeved on the circumferential surface of the insulating plastic screw rod 3 can be driven to move up and down on the inner wall of the chamber 2 by manually rotating the insulating rotating handle 4, and the limiting of the lifting sleeve 5 is realized through the sliding cooperation between the limiting block 6 and the inner wall of the chamber 2, so that the height of the wire terminal clamp 7 can be adjusted, effectively reducing the limitation of the insulating operating rod body 1, and the short-circuit grounding wire can be connected through the mutual cooperation of the through groove 8 and the wire through holes 9, improving the overall working performance of the insulating operating rod.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. Portable short-circuit grounding wire, including: An insulating operating rod body (1) provided with a chamber (2); It is characterized by further comprising: A driving mechanism, which is arranged on the insulating operating rod body (1); and A lifting mechanism is arranged on the insulating operating rod body (1) and cooperates with the driving mechanism to realize the length change of the insulating operating rod body (1).

2. The portable short-circuit grounding wire according to claim 1, characterized in that: The driving mechanism comprises an insulating plastic screw (3) and an insulating rotating handle (4); the insulating plastic screw (3) is rotatably arranged on the inner wall of the chamber (2); and the insulating rotating handle (4) is fixed to the bottom of the insulating plastic screw (3).

3. The portable short-circuit grounding wire according to claim 2, characterized in that: The lifting mechanism comprises a lifting sleeve (5) and a limit block (6); the lifting sleeve (5) is threadedly sleeved on the circumferential surface of the insulating plastic screw rod (3); the limit block (6) is fixed to the bottom of the outer wall of the lifting sleeve (5); and the limit block (6) and the chamber (2) are slidably matched with each other.

4. The portable short-circuit grounding wire according to claim 3, characterized in that: A wire end clamp (7) is fixedly provided on the top of the lifting sleeve (5) for clamping the wire.

5. The portable short-circuit grounding wire according to claim 4, characterized in that: A through slot (8) is provided on the top of the insulating operating rod body (1) to facilitate the passage of electric wires.

6. The portable short-circuit grounding wire according to claim 5, characterized in that: A plurality of wire holes (9) are provided at the bottom of the insulating operating rod body (1), and the plurality of wire holes (9) pass through the through slot (8) and are used for connecting a grounding wire.

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