How many different types of an elevator？
Update:04 Aug 2016
1. types of elevators by purpose 1.1 the elevator desig […]
1. types of elevators by purpose
1.1 the elevator designed for the delivery of passengers, require a sound safety facilities and a certain car interior decoration.
1.2 mainly for the delivery of goods and design, usually accompanied by the elevator.
1.3 Medical elevators: elevators designed for transporting beds, stretchers and medical vehicles, the car has long and narrow features.
1.4 debris elevator: for the library, office buildings, hotels transport books, documents, food and other design of the elevator.
1.5 sightseeing elevator: car wall transparent, for passengers to travel with the elevator.
1.6 Lift: Lift used as a vehicle for shipment.
1.7 Ships: elevators used on ships.
1.8 Construction of the elevator: construction and maintenance of the elevator.
1.9 other types of elevators: In addition to the above-mentioned commonly used elevators, there are some special purpose elevators, such as cold storage elevators, explosion-proof elevators, mine elevators, power station elevators, firefighters with elevators.
2. types of elevators by drive type
2.1 AC elevator: AC induction motor as the driving force of the elevator. According to the drag method can be divided into exchange single speed, AC two-speed, AC voltage regulator, AC variable frequency frequency control.
2.2 DC Elevator: DC motor as a driving force of the elevator. The rated speed of such elevators is generally above 2.00 m / s.
2.3 hydraulic elevator: the general use of electric pump to drive liquid flow, by the plunger to lift the elevator car.
2.4 gear rack elevator: the rail into the rack, the car mounted with the gear meshing gear, the motor driven gear rotation to lift the elevator car.
2.5 screw elevator: the straight top of the elevator plunger processed into a rectangular thread, and then with a thrust bearing large nut installed in the cylinder top, and then through the motor by the reducer (or belt) to drive the nut rotation, so that the screw Lift the car up or down the elevator.
2.6 linear motor-driven elevator: the power source is a linear motor.
3. types of elevators by speed classification
3.1 low speed ladder: often refers to less than 1.00m / s speed of the elevator.
3.2 medium speed ladder: often refers to the speed of 1.00 ~ 2.00m / s elevator.
3.3 high-speed ladder: often refers to the speed greater than 2.00m / s of the elevator.
3.4 ultra-high speed: speed of more than 5.00m / s elevator.