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Hooking type grounding hook with monitoring function

A monitoring module and hook body technology, applied in the direction of connection, measurement of electricity, short-circuit test, etc., can solve the problems of difficult to connect successfully, hidden dangers to staff safety, difficult to use, etc. Effectiveness of management, standardized use and management

Pending Publication Date: 2020-01-10
STATE GRID JIANGSU ELECTRIC POWER CO LTD MAINTENANCE BRANCH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, when high-voltage lines are under power outage maintenance, in order to avoid accidental power transmission or inductive electricity on the line, which may cause electric shock accidents to workers, a short-circuit ground wire is hung on the line, and the line is directly short-circuited to the ground. If the line is not hooked up properly and the hooking position is incorrect, it will bring great safety hazards to the on-site staff. Personal protection measures are useless, and the security situation is severe.
At present, the grounding wire is used to connect the line conductor mainly through the grounding hook (rod) and the grounding wire clamp. The grounding hook (rod) needs to be hung up through the insulating operating rod. In order to ensure personal safety, the relevant standards stipulate the length of the insulating operating rod. On the transmission line with high voltage level, it is difficult to use the operating lever because it is relatively long and heavy. When the grounding clamp is used, it is tied to the grounding clamp by an insulating rope. , the line conductor touches the locking device of the clamp to close the clamp and clamp the line conductor. When used on a transmission line with a high voltage level, since the operator operating the ground clamp is more than 7 meters away from the line conductor below, the operator will place the ground wire It is difficult to align the clip with the line conductor, especially in windy weather. In addition, the line conductor is not directly below the operator on the corner tower, so the grounding clamp cannot be used.

Method used

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  • Hooking type grounding hook with monitoring function
  • Hooking type grounding hook with monitoring function
  • Hooking type grounding hook with monitoring function

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0020] Such as figure 1 As shown, put the two knuckle springs 3 into the hook grooves at the left and right ends of the grounding hook body 1, insert cotter pins into the two spring installation holes on the grounding hook body 1, and fix the knuckle spring 3 on the grounding hook body 1. On the hook body 1. Install the monitoring module 4 on one of the clamping knuckles 2, put the two clamping knuckles 2 into the hook grooves at the left and right ends of the grounding hook body 1, and fix them on the hook body 1 through the cotter pin, clamp the wire The diameter of the mounting hole on the knuckle 2 is slightly larger than the diameter of the fixed cotter pin, and the two are movably connected.

[0021] The monitoring module 4 is equipped with an electrode 6 and a hook body electrode screw 12 connected with the clamping knuckle 2, and the electrode 6 and the hook body electrode screw 12 are respectively connected with the wire-hanging detection circuit inside the monitorin...

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PUM

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Abstract

The invention discloses a hooking type grounding hook with a monitoring function. The hooking type grounding hook comprises a grounding hook body, a wire clamping hook tongue, a monitoring module anda rotary connection hanging frame. The hooking type grounding hook is characterized in that: a hanging hook is arranged at the upper portion of the grounding hook body; a hanging fixing pin is arranged on the rotary connection hanging frame; the hanging fixing pin is used for hooking the hanging hook at the upper portion of the grounding hook body; the lower portion of the rotary connection hanging frame is movably connected with the grounding hook body through a connecting pin; the monitoring module is installed on the wire clamping hook tongue; a wire bare conductor hung on the grounding hook contacts with an electrode and the wire clamping hook tongue, so that an electrical connection loop can be formed; the electrical connection loop is connected with the monitoring module through a wire; and the monitoring module transmits information to a system cloud platform server. With the hooking type grounding hook with the monitoring function of the invention adopted, the problem that a ground wire is difficult to hang in current ultrahigh-voltage line construction operation is solved; the wire hanging state detection of the grounding hook can be accurately completed, so that the working state of the grounding hook in use can be timely and accurately understood by working personnel in a use site and the background of a remote monitoring center, and casualty accidents caused by accidental electric shock due to illegal operation are avoided.

Description

technical field [0001] The invention relates to a hook-type grounding hook, in particular to a hook-type grounding hook for real-time monitoring of the grounding use status. Background technique [0002] At present, when high-voltage lines are under power outage maintenance, in order to avoid accidental power transmission or inductive electricity on the line, which may cause electric shock accidents to workers, a short-circuit ground wire is hung on the line, and the line is directly short-circuited to the ground. If the line is not hooked up properly and the hooking position is incorrect, it will bring great safety hazards to the on-site staff. Personal protection measures are useless, and the security situation is severe. At present, the grounding wire is used to connect the line conductor mainly through the grounding hook (rod) and the grounding wire clamp. The grounding hook (rod) needs to be hung up through the insulating operating rod. In order to ensure personal safet...

Claims

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Application Information

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IPC IPC(8): H01R11/14G01R31/52G01R31/389G01S19/45
CPCG01R31/389G01S19/45H01R11/14
Inventor 宋恒东张涛韩学春潘灵敏王春胜付斌
Owner STATE GRID JIANGSU ELECTRIC POWER CO LTD MAINTENANCE BRANCH
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