Lift Elevator Parts
It's a switch that has a piece of metal on it and if you press it down it turns the switch on and the whole circuit is in the path and when you release it turns the switch off and the whole circuit is open. Elevator doorcontact, is a switch that has a piece of metal on it and if you press it down it turns the switch on and the whole circuit is in the path and when you release it turns the switch off and the whole circuit is open.
Ningbo Lilong Elevator door machine contact switch, whose character is: including outer garment, insulating base, external magnet, machine accessories and door machine body, the upper cover is equipped with insulation base, cover with internal cylindrical acrylic tubes, acrylic tube outer with compression spring, at the bottom of the acrylic tube equipped with copper plate, copper plate bottom is equipped with internal magnet, internal magnet bottom is equipped with fixed bridge connecting; The middle end of the insulation base is provided with a fixed bolt, the insulation base on both sides of the upper end are respectively provided with two contacts fixed nuts, the insulation base and the lower end of the contact fixed nut copper contacts are respectively provided with copper contacts;
The upper end of the hanging plate of the door crane is provided with an external magnet, and the cover is connected with the external magnet through the body of the door crane. The utility model is provided with an outer cover, which can well protect the door machine contact switch, prevent the door machine electric shock switch due to rust, damage and other reasons caused by bad contact line of the door machine electric shock switch, so that the elevator fault can not run, and can ensure the safety of the elevator and passengers.
There are generally two detection switches on the elevator hall door, one is the main lock with a lock hook, one is the travel switch for the pay lock, used to detect the slow door in place. The switch is connected in series. When the hall door is closed, the two locks must be closed at the same time, otherwise the door lock failure will be reported.
It's on under normal conditions. There will be a contact in every safe place, the machine room, the bottom pit, the door of the sedan box, the door of the elevator on each floor, etc., all the contacts are connected in series, any point is disconnected, the elevator can not move.