A bolt formula safety guarantee structure for elevator

The utility model discloses a bolt formula safety guarantee structure for elevator, including two at least fixed establishment, fixed establishment transversely sets up, places the elevator well in, fixed establishment is connected with power unit, power unit reachs the floor at elevator car and stops the back, and drive fixed establishment transversely stretches out and carries on spacingly to elevator car, and restriction elevator car upwards or move down. The utility model discloses a set up the movable fixed pin that can stretch out and draw back, after the elevator arrived the floor, the fixed pin stretches out the restriction elevator upwards or the downstream, effectively to be prevented to drop suddenly or rush to summit after the elevator from arriving the floor, very big improvement the security of elevator.