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Automatic door anti-pinch device

An anti-pinch device, automatic door technology, applied in door/window accessories, power control mechanisms, switches with brakes, etc. The shape is simple and generous, the design style is novel and unique

Active Publication Date: 2016-04-06
淮安市清江浦区市场监管综合服务中心
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide an automatic door anti-pinch device to solve the problem in the prior art that the automatic door is accidentally clamped due to improper flow of people or machine failure.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0028] The embodiment device is an innovative design of an automatic door anti-pinch device. Aiming at some safety problems caused by automatic doors in modern society, the redesign of the automatic door structure is carried out based on this, so as to meet the requirements of safety, efficiency, humanization, etc. Purpose of modern design theme of ergonomics.

[0029] This automatic door anti-pinch device includes a roller 1, a connecting piece 2, and a buffer assembly, such as image 3 , Figure 9 , the drum 1 adopts a solid or hollow cylindrical shape, the outer surface of the drum 1 adopts a smooth surface or a frosted surface, and the two ends of the drum 1 are respectively provided with a connecting piece 2, and the connecting piece 2 is provided with a cylindrical shape for moving the drum 1. The protrusions 3 and the two ends of the drum 1 are respectively provided with round grooves 4, the protrusions 3 are respectively embedded in the round grooves 4, and the drum 1...

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Abstract

The invention provides an anti-pinch device for an automatic door. The anti-pinch device comprises a roller, connecting pieces and a buffering assembly, wherein the roller is in a solid or hollow cylinder shape, the connecting pieces are arranged at the two ends of the roller respectively and each provided with a cylindrical protrusion used for being movably connected with the roller, round grooves are formed in the two ends of the roller, the protrusions are embedded into the round grooves respectively, the roller rotates around the protrusions at the two ends, and the connecting pieces are square and provided with through holes; the buffering assembly comprises fixing rods and springs, when an object is pinched in the closing process of the automatic door, the roller moves in the opposite direction of the object and compresses the springs for buffering, the object is pulled outwards to make the roller rotate, and then the object is taken out. The anti-pinch device does not depend on high-cost electronic information equipment, the object is not prone to being pinched when the automatic door is closed, and the preconceived target is achieved on the basis of considering economic cost benefits.

Description

technical field [0001] The invention relates to an anti-pinch device for an automatic door. Background technique [0002] In modern society, the application of automatic doors can be seen everywhere, such as elevator doors, subway platform safety doors and various automatic doors in other public places, which provide convenience for people's daily travel. However, as automatic doors become more and more popular in public places, various safety problems also follow, and the most representative of these safety problems is the problem of false clamping of automatic doors. It is common to see news about such safety accidents, and it is common to see potential safety hazards caused by people's clothes and other personal belongings being caught by automatic doors. [0003] According to the survey, there are many automatic door safety accidents caused by misclamping. The most representative ones are elevator doors and subway safety doors. Due to improper flow of people or machine ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E05F15/40E05F5/08
CPCE05F5/08E05Y2900/132
Inventor 许莉钧左承鹏
Owner 淮安市清江浦区市场监管综合服务中心
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