Large tonnage hydraulic lifting jack, also known as electric separate hydraulic jack, has the characteristics of large output force, light weight and long-distance operation. With the ultra-high pressure electric oil pump station of our factory, it can realize jacking, pushing, pulling, squeezing, etc. Various forms of operation, large tonnage hydraulic lifting jack is widely used in construction engineering, shipbuilding, metallurgy, mining, petrochemical, railway engineering, etc. and other industries such as jacking, stretching, extrusion and other operations.
The operation principle of Large tonnage hydraulic lifting jack is hydraulic transmission. The hydraulic pump station controls the input and output pressure of the hydraulic jack. The oil pump has high pressure and low pressure. According to the electric hydraulic jack of different tonnage, the electric hydraulic jack is equipped with oil pumps with different motor powers. The electric hydraulic jacks are widely used. It is used in pile foundation inspection and testing and test projects. Let me show you how to use the large tonnage hydraulic lifting jack:
1. Match the joint of the high-pressure hose on the oil pump with the joint on the jack, and then tighten the oil drain screw of the large-tonnage jack respectively, and it is ready for use. After the work is completed, loosen the above screw to restore it to its original state.
2. If the oil pump needs to be refueled, the screw at the end of the oil pump can be removed to refuel, and the oil should be kept clean.

Notes for large tonnage hydraulic lifting jack for sale:
1. If the oil pump is emptied, it should be supplemented with oil.
 2. If unloading for a long time, it is necessary to install the pressure maintaining valve, and then loosen the oil drain screw on the oil pump. Pull out the joint on the high-pressure pipe and keep the rest still, so that the purpose of not falling can be achieved.
 3. When connecting the high-pressure pipe, it should be connected on the basis of no pressure.

The above is the introduction of the relevant information about the principle and performance structure of the large tonnage hydraulic lifting jack. If you need to buy the large tonnage hydraulic lifting jack, please contact us directly, email: sales1@leadcrete.com