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an emergency unlocking device

An emergency unlocking and locking technology, applied in the application of vehicle locks, building locks, locks, etc., can solve the problems of complicated unlocking steps, affecting the valuable escape time, etc., to achieve stable connection, ensure the integrity of cooperation, and reduce friction. force effect

Active Publication Date: 2017-02-22
常州市百亿达尔科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The current emergency unlocking device, manual unlocking, needs to pull the lock body down and rotate it at a certain angle to open the emergency escape door. Because the unlocking steps are slightly complicated, it affects the precious time in escape.

Method used

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Examples

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Embodiment 1

[0033] As shown in the figure, the emergency unlocking device of the present invention includes a connector 1, a fixed shaft sleeve 2, a fixed shaft 3, a first pin 4, a connecting plate 5, a second pin 6, a central shaft 7, a spring 8, and a ball 9 , The third latch 10, the lock block 11, the connection seat 12, the washer 13, the spring washer 14, the screw 15, the slide groove 16 and the connection hole 17.

[0034] The central shaft 7 is a cylindrical shaft, and a section of spring 8 is sheathed on the outer surface of the central shaft 7, wherein the length of the spring 8 is smaller than the length of the central shaft 7, and the fixed shaft 3 is a sleeve of a hollow structure, which is arranged on a The outer front end of the central shaft 7 of the spring 8, wherein one end of the fixed shaft 3 is a flat end, and a chute 16 is arranged on the upper part of the flat end, wherein the chute 16 is along the length direction of the fixed shaft 3 in the shape of " "type struc...

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PUM

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Abstract

The invention discloses an emergency unlocking device. The front end of the outer surface of a central shaft is provided with a spring, a fixed shaft which is a hollow tube is arranged outside the spring and matched with a lock stopper, the lock stopper is arranged at the rear end of the outer surface of the central shaft, the position matched with the fixed shaft, of the front portion of the lock stopper is provided with a third pin, the position matched with the lock stopper, of the rear portion of the fixed shaft is provided with a chute, and the third pin is arranged in the chute. The emergency unlocking device achieves automatic opening and closing of a lock body through the guiding role of the chute during unlocking and locking operations, thereby saving time.

Description

technical field [0001] The invention relates to an automatic lock for electric cars, in particular to an emergency unlocking device for electric cars. Background technique [0002] Rail transit has long appeared in cities as public transportation. play an increasingly important role. The history of transportation development in cities in economically developed countries tells us that only the urban rail transit (subway and light rail) system with large passenger capacity is the effective way to fundamentally improve the urban public transportation situation. The transportation system that uses vehicles running on fixed guide rails in cities and is mainly used for urban passenger transportation is called urban rail transit. In my country's national standard "Common Terminology of Urban Public Transportation", urban rail transit is defined as "the general term for rapid and large-capacity public transportation that is usually powered by electric energy and adopts wheel-rail ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E05B83/36
Inventor 何中法
Owner 常州市百亿达尔科技股份有限公司
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