The invention belongs to the technical field of elevators, and particularly relates to a door area protection device of a hand sliding door household elevator, safety light curtains are installed on the two sides, close to the shaft wall, of a car of the elevator, a car bottom plate is installed at the bottom end of the car, an L-shaped supporting plate is arranged on the car bottom plate, and the door area protection device is installed on the L-shaped supporting plate of the car bottom plate. The door area protection device comprises an anti-clamping plate, a sleeve, a sliding rod, a pressing head, a height adjusting screw rod, a safety switch and a reset spring. The protruding L-shaped supporting plate is arranged at the front end of the car bottom plate, the door area protection device is installed with the L-shaped supporting plate as a carrier, when foreign matter falls into the space between the car bottom plate and the well wall, an anti-clamping plate of the door area protection device extrudes downwards, and when the anti-clamping plate is pressed to a certain degree, a safety switch acts, an elevator safety circuit is cut off, and an elevator stops running. After the foreign matter is manually taken out, the reset spring can push back the anti-clamping plate, the safety switch recovers to the initial state, the elevator safety circuit is switched on, and the elevator recovers to the running state.
本发明属于电梯技术领域,具体涉及一种手拉门家用电梯的门区保护装置,该电梯的轿厢两侧位于靠近井道壁处安装有安全光幕,轿厢底端安装有轿底板,轿底板设有L形托板,该门区保护装置安装在轿底板的L形托板上,门区保护装置包括防夹板、套管、滑杆、压头、调高螺杆、安全开关和复位弹簧。本发明将轿底板前端设置凸出的L形托板,并以此为载体安装有门区保护装置,当发生异物掉入轿底板和井道壁之间空间的事件时,门区保护装置的防夹板会向下挤压,当压到一定程度时,安全开关动作,切断电梯安全回路,电梯停止运行。当人为取出异物后,复位弹簧能够将防夹板推回,安全开关恢复至初始状态,电梯安全回路接通,电梯恢复运行状态。
Door area protection device of hand sliding door household elevator
一种手拉门家用电梯的门区保护装置
2023-10-10
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |