CN212062733U - Personal security line for hanging conducting rod of combined electrical appliance - Google Patents

Abstract

In order to solve the problems of inconvenient maintenance of the combined electrical appliance and easy damage of the conducting rod, the utility model provides a personal security wire for hanging the conducting rod of the combined electrical appliance, which comprises a conducting wire clamp, a grounding clamp and a grounding annealed copper wire connected between the conducting wire clamp and the grounding clamp, and is characterized in that the conducting wire clamp consists of two insulating handles, a reset spring fixedly connected between the two insulating handles, a rotating shaft, two fixed articulated parts and two deformation parts which can deform to a certain degree along the radial direction, wherein the fixed articulated parts and the deformation parts are made of conductive materials, the two fixed articulated parts are in C-shaped structures and are symmetrically distributed, the two fixed articulated parts are articulated through the rotating shaft and are respectively and fixedly connected with the two insulating handles, the deformation parts are in C-shaped structures and are symmetrically distributed, the inner surface of the deformation parts is a smooth surface, and the upper end and the lower end are respectively and, the device has simple structure, convenient operation and wide application range.

Description

Personal security line for hanging conducting rod of combined electrical appliance

Technical Field

The utility model relates to a people's security thread technical field, in particular to a personal security thread for articulating conducting rod of combined electrical apparatus.

Background

The high-voltage combined electrical apparatus is a high-voltage device which is composed of elements such as a circuit breaker, a disconnecting switch, a grounding switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, an outgoing line terminal and the like, is sealed in a metal grounding shell, and generally adopts SF6 gas as an insulating and arc extinguishing medium. The SF6 combined electrical apparatus has characteristics such as installation small, that the security performance is good, the reliability is high, maintenance cycle length, along with the development of electric wire netting, is applied to in the transformer substation more and more.

In the process of disassembling and maintaining the combined electrical apparatus, sometimes the grounding knife switch needs to be separated or the grounding knife switch conducting rod needs to be disconnected, so that the safety measures are changed, and a maintenance worker needs to hang a grounding wire or a personal security wire on the combined electrical apparatus conducting rod. For example: under the 220kV double-bus operation mode, one bus is in power failure maintenance, and when the other bus is in operation, if the bus grounding switch is far away from the working place, after the conductive rod of the maintenance bus is disconnected, the protection of the grounding switch is lost at the position where the bus is disconnected and the grounding wire or the personal security wire needs to be hung by a maintenance worker. However, the conducting rod of the combined electrical apparatus is in a smooth cylindrical shape, the appearance of the conducting rod of the combined electrical apparatus cannot be burred due to process requirements, the existing personal security line conducting wire clamp is generally designed for an overhead conducting wire, the diameter of a jaw of the existing personal security line conducting wire clamp is small, the existing personal security line conducting wire clamp is not suitable for the diameter of the conducting rod of the combined electrical apparatus, the existing personal security line conducting wire clamp is generally made of hard aluminum alloy materials, and if the existing personal security line conducting wire clamp is clamped on the conducting rod of the combined electrical apparatus after the diameter of the existing personal security.

Disclosure of Invention

In order to solve the problem, the utility model provides a personal security line for articulating conducting rod of combined electrical apparatus, the technical scheme of adoption as follows:

the utility model provides a personal security line for articulating conducting rod of combined electrical apparatus, includes that the wire presss from both sides, ground connection presss from both sides and connects the ground connection annealed copper line between the two, its characterized in that, the wire presss from both sides by two insulated handle, fixed connection reset spring, pivot, two fixed articulated portions and two can be along radially doing the deformation portion that certain degree warp and form, fixed articulated portion and deformation portion are conductive material, and two fixed articulated portions are C style of calligraphy structure and symmetric distribution, and two fixed articulated portions are articulated and respectively with two insulated handle fixed connection through the pivot, deformation portion is C style of calligraphy structure and two deformation portion symmetric distribution, and deformation portion internal surface is the smooth surface, upper and lower both ends respectively with fixed articulated portion inside both ends fixed connection from top to bottom.

Preferably, the fixed hinge part is an aluminum alloy frame.

Preferably, the deformation part is a copper conductive belt.

The beneficial effects of the utility model reside in that:

1. the copper conductive belt can be in close contact with the smooth conductive rod of the combined electrical appliance, so that the surface of the conductive rod is prevented from being damaged while the conductive rod is clamped;

2. the two ends of the copper conductive belt are fixedly connected with the upper end and the lower end in the aluminum alloy frame, a gap is arranged between the two middle parts, and the copper conductive belt can radially deform so as to adapt to conductive rods with different diameters in a certain range.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

The cable comprises an insulating handle 1, a wire clamp 2, a rotating shaft 3, a compression spring 4, a grounding wire 5, a grounding clamp 6, a fixed hinged part 7 and a deformation part 8.

Detailed Description

An exemplary embodiment of the present disclosure will be described in more detail below with reference to fig. 1. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The personal security wire for hanging and connecting the conducting rod of the combined electrical appliance as shown in figure 1 mainly comprises a conducting wire clamp 2, a grounding wire 5 and a grounding clamp 6, wherein the conducting wire clamp 2 consists of two insulating handles 1, a rotating shaft 3, two fixed hinged parts 7 and two deformation parts 8, a reset spring 4 is fixedly connected between the two insulating handles 1, the fixed hinged parts 7 are aluminum alloy frames in a C-shaped structure, the two fixed hinged parts 7 are symmetrically distributed, the two fixed hinged parts 7 are hinged through the rotating shaft 3 and are respectively and fixedly connected with the two insulating handles 1, the deformation parts 8 are copper conducting belts with smooth inner surfaces and in a C-shaped structure, the two deformation parts 8 are symmetrically distributed, the deformation parts 8 are arranged on the inner surface of the aluminum alloy frame, the upper end and the lower end are respectively fixed at the upper end and the lower end of the aluminum alloy frame through an integral forming process, a certain gap is arranged between the, and the copper conductive band can be radially deformed, and in addition, the grounding clip 6 is connected with the aluminum alloy frame through the grounding wire 5.

The outer layer of the wire clamp 2 is an aluminum alloy frame which mainly plays the roles of fixing a copper conductive belt, connecting with a grounding clamp and transferring the elasticity of a return spring, the inner layer adopts the copper conductive belt, the inner surface of the copper conductive belt is smooth and can radially deform, therefore, the conductive rod can be well attached, the conductive and grounding effects can be achieved, the damage to the outer surface of the conductive rod can be avoided, meanwhile, the copper conductive strips are used as deformation parts, and only the upper end and the lower end of each deformation part are fixed with the aluminum alloy frame, so that the clamping parts formed by the two copper conductive strips, the diameter of the device can be changed in a certain range according to the diameter of the conducting rod, thereby being convenient to clamp the conducting rods with different diameters, the device has simple structure, stable clamping effect and good contact, and the silver coating is not easy to fall off, so that the problem of damage to the silver coating on the surface of the conducting rod when the conducting rod of the combined electrical appliance is connected with the personal security line in a hanging mode is solved.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements can be made, and these improvements should also be regarded as the protection scope of the present invention.

Claims (3)

1. The utility model provides a personal security line for articulating conducting rod of combined electrical apparatus, includes that the wire presss from both sides, ground connection presss from both sides and connects the ground connection annealed copper line between the two, its characterized in that, the wire presss from both sides by two insulated handle, fixed connection reset spring, pivot, two fixed articulated portions and two can be along radially doing the deformation portion that certain degree warp and form, fixed articulated portion and deformation portion are conductive material, and two fixed articulated portions are C style of calligraphy structure and symmetric distribution, and two fixed articulated portions are articulated and respectively with two insulated handle fixed connection through the pivot, deformation portion is C style of calligraphy structure and two deformation portion symmetric distribution, and deformation portion internal surface is the smooth surface, upper and lower both ends respectively with fixed articulated portion inside both ends fixed connection from top to bottom.

2. A personal safety line for hanging a conducting rod of a switchgear, as claimed in claim 1, wherein the fixed hinge part is an aluminum alloy frame.

3. The personal security thread for hanging a conductor bar of an electrical combiner as claimed in claim 1, wherein the deformation is a copper conductive tape.

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