Communication: Use an AC induction motor as a driving force.Hydraulic: generally utilizing electric pump driving fluid flow, which is raised by the plunger. This type of rated speed is generally.DC: Use DC motor as a driving force. According to the drag method, it can be divided into AC single speed, AC double speed, AC pressure regulating speed, AC transformer frequency conversion speed, etc.Passengers are more common for transporting passengers, in supermarkets, malls, and office buildings.

Gear rack: processed the guide rail into a rack, the car is fitted with the rack, and the motor drives the gear to rising the car. Today, Mi high manufacturers simply say that passengers are divided into several categories according to drive mode.Screw type: processed the straight plunger into a rectangular thread, and then mounted the large nut with thrust bearing to the top of the cylinder, and then rotates the nut through the motor (or belt) to rotate the screw rising The car rises or declines. Check the wellway.

The maintenance staff will run in the down direction with the slow car, then pick the ladder, then enter the car top, open the car top, close the door, and use the sedan inspection and repair switch box.Maintenance staff should be held in front of each floor hall before carrying out maintenance and maintenance.

Manufacturers maintenance staff should Elevator Floors Suppliers cut off the main power supply in the machine room, and the electrical power is taken off, and the electrical test can be checked and checked and refuels. For five specifications for maintenance and maintenance:Due to the type, use, drive, traction method, the control method is very different, and the faults of various production are often not the same, so the hidden dangers are eliminated before the problem occurred in the fault.

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