Double-protection safety retaining ring for upper iron tower and lower iron tower and using method thereof

Double-protection safety retaining ring for upper iron tower and lower iron tower and using method thereof

The invention provides an upper and lower iron tower dual-protection safety retaining ring and a using method thereof, and relates to the technical field of electric power tools, the upper and lower iron tower dual-protection safety retaining ring comprises a retaining ring, a spring lock clamp and...

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Hauptverfasser: YAO ZHIYUAN, BI LIMING, LI XUEYAN, YANG BIAO, ZHANG YISHU, DU JIKUAN, ZHAO SHILU, GAO YINGHONG, LI YILUN, ZHANG SHUPU
Format: Patent
Sprache:chi ; eng
Schlagworte:
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
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creator YAO ZHIYUAN
BI LIMING
LI XUEYAN
YANG BIAO
ZHANG YISHU
DU JIKUAN
ZHAO SHILU
GAO YINGHONG
LI YILUN
ZHANG SHUPU
description The invention provides an upper and lower iron tower dual-protection safety retaining ring and a using method thereof, and relates to the technical field of electric power tools, the upper and lower iron tower dual-protection safety retaining ring comprises a retaining ring, a spring lock clamp and a nylon safety rope, the spring lock clamp is elastically and rotatably arranged at the lower end of one side in the retaining ring, an inner groove is formed in the other side in the retaining ring, and a clamping arm is elastically and rotatably arranged in the inner groove; a spring clamping piece is arranged on the clamping arm; a connecting ring is arranged at the lower end of the retaining ring; the nylon safety rope is connected to the lower end of the connecting ring; the connecting iron ring is connected with the safety belt on the waist or the back, the nylon safety rope is adhered to the work clothes through the adhesive tape buckle, and the buckle ring is buckled on the foot nail, so that the spring loc
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subjects DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
title Double-protection safety retaining ring for upper iron tower and lower iron tower and using method thereof
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