The anti-falling device comprises a lift car, a steel wire rope is hung on a rope wheel of a traction machine, the lift car is hung at one end of the steel wire rope, and a counterweight device is hung at the other end of the steel wire rope; a mounting frame is arranged at the bottom of the lift car, and safety tongs are arranged at the two ends of the mounting frame. The safety tongs comprise a wedge-shaped brake part, and the upper end of the wedge-shaped brake part is installed on the first connecting rod through a first swing arm. The safety tongs triggering mechanism comprises a second swing arm, one end of the second swing arm is fixed to the first connecting rod on one side, the other end of the second swing arm is fixed to a connecting rope, a balancing weight is fixed to one end of the connecting rope, and the other end of the connecting rope penetrates through a pulley on the outer side of the lift car, extends to the top of the lift car and is fixed to the steel wire rope. A trigger mechanism of the safety tongs is changed into the balancing weight fixed to the steel wire rope, the combination of the balancing weight and the connecting rope can quickly respond to breakage of the steel wire rope, and the lift car can be safely fixed and limited immediately without the condition that the falling speed of the lift car reaches a speed threshold value.
本发明公开了一种别墅电梯防坠装置,包括轿厢,钢丝绳挂在曳引机的绳轮上,一端悬吊轿厢,另一端悬吊对重装置;所述轿厢底部设有安装架,安装架两端设有安全钳;所述安全钳包括锲形制动件,锲形制动件上端通过第一摆臂安装在第一连杆上;还包括安全钳触发机构,安全钳触发机构包括第二摆臂,第二摆臂一端固定在其中一侧的第一连杆上,第二摆臂另一端固定在一连接绳上,连接绳一端固定配重块,另一端穿过轿厢外侧的滑轮延伸至轿厢顶部,固定在钢丝绳上。本发明将安全钳的触发机构改为固定在钢丝绳上的配重块,配重块与连接绳的组合可对钢丝绳的断裂快速响应,无需轿厢下落速度达到速度阈值,就能立即轿厢进行安全固定和限位。
Anti-falling device for villa elevator
一种别墅电梯防坠装置
2025-03-25
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |