Repair and maintenance of hotel kitchen food service elevator

(1) Machine room section: Composed of components such as the motor, brake, speed reducer, and traction sheave.

A. Traction machine: A driving machine that relies on the friction between the traction rope and the traction sheave to achieve the movement of the car.

B. Control cabinet: This cabinet is equipped with a PC microcomputer and various relays and contactors. Through various control lines and control cables, it connects to the control devices on the car or landing operation boxes to meet the requirements of predetermined elevator operation, automatic control performance, and safety protection performance.

(2) Car: It is the metal structural component in the elevator that carries goods. It is driven by the traction rope along the guide rails to perform vertical lifting movements, completing the task of transporting goods.

(3) Hoistway section: A. Guide rails: Components that provide guidance for the elevator car and counterweight.

B. Buffer: A cushioning device installed at the bottom of the hoistway pit beneath the car and counterweight. It acts as a buffer for the car or counterweight in case of overspeed descent or falling due to overload or rope breakage.

C. Counterweight: A device that uses its weight to balance the weight of the car, improving traction performance. It moves vertically along the counterweight guide rails.

D. Limit switch: A device that prevents the elevator car from exceeding a certain position at the upper or lower terminal landing during operation. If the car overtravels,