The invention belongs to the technical field of checking of safety valves and relates to equipment for carrying and lifting safety valves, in particular to a positioning unit for carrying and lifting safety valves. The positioning unit comprises a cart and a lifting positioning mechanism used for lifting the safety valves. The lifting positioning mechanism comprises a pillar; a gearbox is disposed at the top of the pillar; the gearbox is provided with a motor; the output end of the motor is connected with the input end of the gearbox; the output end of the gear is connected with a first screw; a cross arm is connected within a slide arranged in the surface of the pillar; the lower portion of the first screw is connected with a nut arranged on the cross arm, in a threaded manner; the cross arm is driven to move up and down through the first screw; a butt ring is connected to the front end of the cross arm; a check table is disposed beside the pillar; a check base is disposed on the check table. The positioning unit has the advantages that labor intensity can be greatly lowered for operators operating at a check station and work efficiency is improved.
Positioning unit for carrying and lifting safety valve
2015-08-19
Patent
Elektronische Ressource
Englisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / B66C Krane , CRANES |