文献类型：专利

英文题名：Public space privacy protection mechanical linkage pull rod door lock device, has rotary door whose rear side is connected with push-pull rod, and two connecting rods and push-pull rod hinging points connected to hinge shaft

作者：CAO X

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN206769623-U

申请日：2017-05-08

公开日：2017-12-19

语种：英文

收录：DERWENT

摘要：NOVELTY - The utility model claims a mechanical linkage pull rod door lock device of the public space privacy protection, comprising a first rotary door and the second rotary door, back face of the first rotary door is connected with the first push-pull rod, the back of the second rotary door connected with the second push-pull rod; a first push-pull the free end of the rod linkage rod by the hinged first and second push-pull the free end of the rod through the hinged second coupling rod, one end of the first linkage rod is hinged with the first sliding end, the other end of pull rod is hinged with the second push rod, the second linkage rod is connected with the second push-pull end rod, the other end of the first push-pull rod hinged shaft, first connecting rod, second connecting rod, a first push-pull rod and second push-pull rod are square, using expansion force and shrinkage force of first link rod and second link rod for controlling the first pull-push rod and the second push-pull forward movement or reverse movement, so as to achieve the purpose of two rotating door, convenient opening, does not need one door, which saves the space of the building structure.