Hunan elevator hall doorThe elevator hall and car door are the only way for passengers to enter and exit the car, and are also the path for maintenance personnel to enter and exit the car, car top and well bottom pit。The door of each floor of the waiting hall plays a security role in the operation of the elevator and the prevention of personnel or items outside the hall from falling into the well。The role of the car door is to prevent passengers from falling into the well or scraping and shearing accidents with the hall door and other well parts, and at the same time, the control system issues the door command when passengers want to take the elevator, and the car door is opened through the door knife to drive the hall door to open, so as to facilitate passengers to enter and exit the car smoothly。  

   So the daily elevator maintenance, elevator hall, car door system should be how to repair and check?和Hunan elevator hall doorMake it up and read it:
   1.The contact of each hall door electrical lock should be kept clean, the connection should be firm and sufficient elastic deformation, the mesh size of the mechanical lock hook and the mechanical fastening situation;
   2.The local inspection should not disconnect the door lock by moving the hand in the direction of opening the door at the unfavorable point of the hall door。Manually open the door lock of the hall or disconnect the elevator during operation should not start or stop running;
   3.The surface of door guide rail should be clean and smooth without mud;
   4.The connection between the door hanging plate and the door fan should be tight;
   5.The door slide should not be loose, damaged or missing, and should run smoothly in the sill groove;
   6.The rope and wheel of the hall door should not be broken or damaged, loose or blocked;
   7.The floor sill of the hall car door should be firmly installed, and the horizontal distance of the floor sill should not be 35mm. When parking on a normal level, the vertical height error of the floor sill of the hall car door should be within the range of ±1mm.
   8.The mechanical arm of the door opening machine (if any) and the belt (synchronous belt), the pulley should not be damaged or blocked, and the input and output signals of the door motor frequency converter should be normal and effective and the wiring should not be virtual;
   9.The wiring and operating state of the car door light curtain or contact plate should be safe and effective;
   10.The car door should be kept on the same vertical plane during operation to avoid misoperation of the light curtain;
   11.The door knife assembly should move smoothly, the position should be firm, and there should be no vertical deviation affecting the normal operation of the elevator and the door。