Four posts lift quick -witted two -section guiding device that gets on bus

The utility model discloses a four posts lift quick -witted two -section guiding device that gets on bus belongs to four posts and lifts quick -witted technical field, by in one -level gyro wheel, the one -level on sweep subassembly, abrasionproof piece, round pin axle, second grade gyro wheel, the second grade sweep subassembly, roller shaft form, its characterized in that: the one -level gyro wheel is installed at the roller shaft both ends, the roller shaft assembly welding is sweep subassembly front end in the one -level, the board subassembly is got on the bus to its one -level is diclinic slope structure, be equipped with round axle sleeve on the rear end, through the round pin hub connection between the sweep subassembly on sweep subassembly rear end and the second grade in the one -level, its second grade is got on the bus and is equipped with abrasionproof piece mount pad and round axle sleeve on the board subassembly front end, sweep subassembly rear end is equipped with round axle sleeve and lifts quick -witted roof beam with four posts and be connected on the second grade, sweep subassembly front end both sides are equipped with the installation axle of second grade gyro wheel on the second grade, the utility model discloses simple structure, low in manufacturing cost, it is small, accomplish to have compensatied one section to get on the bus guiding device with high costs, bulky, four posts lift and have the not enough of scratch machine -hour in the motorcycle type of low chassis.