Structure and function of electric forklift fuel tank

2023.04.18

In the hydraulic system of an electric forklift, the role of the oil cylinder is very important, and it is an important component in the lifting mechanism of the electric forklift. The oil tank is an important auxiliary device in the hydraulic system. The electric forklift manufacturer came to talk to you about the structure and function of the fuel tank of the electric forklift.

The role of the fuel tank

  1. The oil tank needs to store enough oil to meet the needs of the hydraulic system and ensure the normal operation of the hydraulic system;
  2. The oil tank can control the return flow rate of hydraulic oil and avoid stirring as much as possible. The oil flows smoothly in the oil tank, so that the suspended air bubbles infiltrated into the oil are fully separated and escape the oil surface, and then are sucked into the system by the pump, which significantly reduces the occurrence of air mixing and cavitation;
  3. The oil tank can precipitate the dirt in the oil, prevent the infiltration of external pollutants, and prolong the life of the hydraulic system;
  4. The oil tank has sufficient surface area, which is conducive to the heat dissipation of hydraulic oil.
  5. The oil tank can provide installation space for hydraulic components, which is convenient for disassembly and maintenance, and easy for oil filling and draining.
Elevating hydraulic pump station

The fuel tank can be divided into open fuel tank (open to the atmosphere) and closed fuel tank (inflatable) according to whether the liquid level in the fuel tank is connected to the atmosphere. It can also be divided into integral fuel tank and separate fuel tank according to whether it is integrated with the main engine. The fuel tank of the hydraulic system of the forklift adopts an integral open fuel tank. Its structure has the following characteristics: the distance between the oil suction pipe and the oil return pipe is relatively long, and they are separated by a partition to increase the circulation distance of the oil, which is beneficial to the cooling of the oil, the release of air bubbles and the precipitation of tea impurities. The oil return pipe is immersed below the lowest oil level to avoid bringing air into the oil when returning oil. A coarse oil filter is installed at the mouth of the oil suction pipe; an air filter is installed on the top of the oil tank to filter air and fuel oil; There is an oil drain plug at the bottom of the oil tank, which is used during oil change and cleaning; the oil tank is equipped with a liquid level gauge or oil dipstick, which can be used to observe whether the liquid level is within the specified range at any time. When there are special requirements, heaters, coolers, magnets, defoaming nets and other devices can also be installed.

This is the structure and function of the fuel tank of the electric forklift. These theoretical knowledge can play a role in the daily use and maintenance of the forklift. Electric forklift manufacturers suggest that no matter what your electric forklift brand is, you must learn more about the theoretical knowledge of electric forklifts, and companies should also strengthen training in this area.

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