Fully-hydraulic electric fork truck
An electric forklift, full hydraulic technology, applied in the direction of hoisting devices, can solve the problems of electric switches, many relays, limited fuel tank volume, difficult maintenance, etc., to improve reliability and service life, improve safety performance, and reduce labor intensity. Effect
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[0012] As shown in Figures 1, 2, and 3, the fully hydraulic electric forklift includes a power supply, a body 1, a double fuel tank 6, a single motor 4, a variable pump 5 connected to the single motor 4 through a coupling, a multi-way valve 7 and a fork The gantry 13, the steering device 3 composed of the hydraulic steering gear 31, the steering cylinder 32, the safety valve 33 and the one-way valve 34, the tilting and lifting device 2 composed of the tilting cylinder 11 and the lifting cylinder 12, and the two-speed hydraulic motor 91 . The hydraulic brake 92 and the hydraulic speed regulating valve 93 arranged on the motor constitute the walking drive device 9 , and the hydraulic brake 92 is controlled by a hydraulic brake valve 14 . The multi-way valve 7 is composed of a tilt control valve 71, a lift control valve 72, a walking reversing valve 73, a control valve 74, etc. The four valves are connected by a connecting piece 75 as a whole, and the four valves are all three-pos...
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