The invention discloses a pneumatic telescopic elevator, which comprises a variable-weight car, a variable-weight counterweight, automatic balance equipment, a compressed air system and a cylinder traction device; the cylinder traction device comprises a first cylinder and a safety gear pull rod assembly; the first cylinder comprises a first piston rod; the first piston rod is connected with the safety gear pull rod assembly; the variable-weight car and the variable-weight counterweight are connected through the automatic balance equipment; the variable-weight car is provided with a first liquid-gas exchanger; the variable-weight counterweight is provided with a second liquid-gas exchanger; the first liquid-gas exchanger and the second liquid-gas exchanger are communicated; the first liquid-gas exchanger, the second liquid-gas exchanger, the automatic balance equipment and the first cylinder are respectively connected with the compressed air system. The pneumatic telescopic elevator disclosed by the invention has the characteristics that the structure is simplified, the production cost is reduced, the operation during working is stable, the energy consumption is greatly reduced, the energy is saved, and the environment is protected.
Pneumatic telescopic elevator
2015-04-08
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |