Working Principle of Hydraulic Scissor Lift
Hydraulic scissor lift works on the principle of Pascal Law. The principle of transmission of fluid-pressure orPascal Law is the principle in fluid mechanics that explains that the pressure applied anywhere in a confined incompressible fluid is transmitted equally in all directions throughout the fluid such that the pressure variations (initial differences) remain constant. The common logic behind every hydraulic mechanism is very simple that is Force that applied at one point is transmitted to another point using an incompressible fluid. The force is almost always multiplied in a process. A common hydraulic mechanism consists of two pistons and an oil-filled pipe connecting to them. Due to the shape of the original device, a pantograph is also referred to as a sort of structure that will retract or extend like an according, forming a characteristic rhomboidal pattern. The rhomboidal pattern will be found in the extension of arms for wall-mounted mirrors, temporary fences, scissor lifts, and other scissor mechanisms like the pantograph is utilized in electric locomotives and trains. The hydraulic type scissor lift replaced the lead screw with a hydraulic ram or hydraulic cylinder powered by a pump or an electric motor and generator. One outstanding feature of this design however is that its independent operation and increased efficiency. Fluid power is one of the greater form of power where small input causes results in a very large amount of output. This scissors lift often handled by one person to an area of use, and power the generator. The hydraulic lift does not lift the load immediately; firstly the operator climbs on the platform and opens the hydraulic circuit by switches thereby leading to an upward extension of the lift. When the specified height is reached the circuit is closed, and lifting stops the control panel or station is located on the top frame of the lift. When work gets completed, then the scissors lift is folded by using a hydraulic circuit and handled back to the point of collection.