PIT TYPE TRAIN LIFTING JACK FOR HIGH SPEED EMU

摘要

A pit type train lifting jack for high speed EMU comprises a main electronic control unit for controlling the train lifting jack, lifting rails (19) on multiple bogie lifting jacks provided in multiple pits and train body lifting jacks moving along the special rails (20). The lifting rails and the fixed rails between the pits form continuous rails. The train body lifting jacks (18) are provided on the two sides of the bogie lifting jacks in the pits. There has single bogie lifting jack or multiple continuous bogie lifting jacks in each pit. According to the wheel location of different train, the bogie lifting jacks can lift synchronously by oneself or free combination in random, under the control of main electronic control unit. The train lifting jack is utilized of one train lifting jack to realize the examination of multiple types EMU, which has good commonality and may save the building cost of EMU examination field.