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Lock hole protection device

A protection device and lock technology, which is applied in the field of locks, can solve the problems of insufficient key insertion, affecting the normal operation of equipment, and locks that cannot be opened, and achieves the effects of prolonging service life, simple structure, and convenient installation and application.

Active Publication Date: 2016-02-17
STATE GRID FUJIAN ELECTRIC POWER CO LTD +3
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, most of the locks in the power industry adopt the common locks on the market. The lock cylinder is easy to climb into spiders, cockroaches and other insects, resulting in the key not being inserted in place, and the lock cannot be opened, which seriously affects the safety of equipment in substations, power plants and other occasions. normal operation

Method used

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Examples

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Embodiment 1

[0020] A lock hole protection device, including a padlock, the padlock includes a lock body, the key point of its structure is: it also includes a cover, the cover includes a plate-shaped panel, the specification of the panel is the same as that of the bottom of the padlock The specifications are equivalent. A cylindrical rotating shaft is arranged at one end of the panel, and a blind hole extending radially along the rotating shaft is arranged on the side of the upper part of the rotating shaft. It also includes a limit pin and a spring. One end of the spring is connected to the rotating shaft. At the bottom of the blind hole, the other end of the spring is connected to the limit pin. The limit pin protrudes from the outer peripheral surface of the rotating shaft when it is in a normal state, and the end surface of the limit pin is an arc transition;

[0021] A circular blind hole is arranged on one side of the padlock body where it matches the cover, and a circle of annular g...

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PUM

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Abstract

The invention discloses a lock hole protection device of a power system. The protection device comprises a cover body, a limiting pin, a spring and the like. The device can be mounted in a lock body without screw fixing and can rotate around a lock cylinder so as to protect a lock cylinder hole; the protection device is provided with a limiting mechanism in the direction covering the lock cylinder hole; and it is ensured that the protection device and a lock are consistent in direction. The lock hole protection device is simple in structure and convenient to mount and apply; the lock cylinder hole is well protected, and influences of climbing of worms, spiders and the like on the lock are avoided; and the service life of the lock is prolonged, normal locking of the lock is ensured, and the normal operation of power system equipment is ensured.

Description

technical field [0001] The present invention relates to a lock for substations, power plants and other non-malfunction prevention equipment, in particular to a protection device applied to lock holes in substations, power plants, petrochemical, metallurgy, coal and the like. Background technique [0002] With the development of intelligence in the power industry, more and more locks are used in substations, power plants and other places. The normal opening and closing of locks is related to the timeliness of equipment maintenance. If the locks cannot be unlocked smoothly in an emergency, it may affect To the safety of equipment operation, so the smooth opening and closing of the lock is very important. At present, most of the locks in the power industry adopt the common locks on the market. The lock cylinder is easy to climb into spiders, cockroaches and other insects, resulting in the key not being inserted in place, and the lock cannot be opened, which seriously affects ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B17/18
Inventor 夏圣峰詹仁俊吴竞常青郑勇
Owner STATE GRID FUJIAN ELECTRIC POWER CO LTD
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