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Speaking of the current main force of the domestic transportation industry, semi-trailers are definitely dominating the rivers and lakes. With their own characteristics of high transportation efficiency, low transportation cost, strong carrying capacity, high efficiency, fast and relatively stable, they are used in various general cargo transportation and It plays an irreplaceable role in special operations.However, if you turn the time back to the 1970s and 1990s, you will find that trailers were the most popular in the domestic transportation market at that time.

In the transportation industry, there is a special semitrailer, their length, width and so on are different from the ordinary semitrailer, the tires are smaller than the ordinary semitrailer, the number is more, and even get the common name "crawling on the ground", for example, the owners often say that the three-line six-axis semitrailer.So, what is "three lines" and "six axes"?

The Logistics Information Service Platform Branch of the China Federation of Logistics and Purchasing recently released an industry article analyzing that China's highway transportation capacity market is oversupplied and in a saturated state. The fierce competition and uncertainty in the freight market have increased the professional risks for drivers. Due to the impact of supply and demand, the income of drivers is under pressure.

The rail-plate semi-trailer refers to the semi-trailer whose loading part is the rail-plate structure. Its carriage is open and composed of a row of rail-plates. It is mainly suitable for medium and long-distance transportation.Pallet car can be said to be the earliest type of domestic carriage, such as the old Jiefang brand truck is mainly to pallet car.

Due to the different road conditions and axle usage in each region, the maintenance cycle of the DARO drum trailer axle provided below is for reference only.Friction plate inspection: After the axle is driven every three months or 25,000 kilometers and after each disassembly of the hub and wheel, it is mainly to check whether the thickness of the friction plate is normal, the normal thickness of the friction plate is at least 5mm, if it is less than or close to this thickness, it is necessary to seize the time to replace the friction plate to prevent the abnormal braking of the vehicle.Brake d

In recent years, the national emphasis on environmental protection has been increasing, and the new energy of vehicles has gradually become a trend, especially in the field of passenger cars. Almost all major brands have launched new energy models. As the international fuel price continues to rise, many heavy vehicles also began to enter the field of new energy.At present, new energy heavy vehicles are more common in the market, mainly including electric dump trucks, electric trucks, electric tractors, electric special vehicles, electric sanitation vehicles and so on.

In recent years, the state has paid more and more attention to environmental protection, and the promotion of new energy vehicles has also been greatly improved. From purchase incentives to financial subsidies, to the continuous opening of the right of way, new energy trucks have gradually emerged and become the new darling of urban distribution transportation.

Skeleton type semi-trailer is a kind of semi-trailer whose frame is welded by longitudinal beam, beam and front and rear end beams. It is similar to flat type semi-trailer in appearance, but the frame replaces the steel plate. From the top of the body, its bottom is exposed, so the goods it transports are generally more special.Normally, skeleton semi-trailers can be used to transport containers, such as in ships, ports, routes, roads, transit stations, Bridges, tunnels and other logistics systems, can also be used to transport dangerous goods tanks.

Braking performance is an important parameter of a vehicle, which is directly related to driving safety. Many car owners pay attention to the maintenance and maintenance of brake pads, brake drums, air pumps and other components when maintaining their vehicles, but often ignore the drying tank.As everyone knows, once the drying tank fails, it may directly lead to the failure of the vehicle brake, causing serious consequences.

"Aeroplane box" is a common name for flying wing vehicles in the freight industry. The scientific name is "open van transport vehicle". Improve the efficiency of cargo loading and unloading.Under normal circumstances, the tailgate of the cargo compartment of the flying wing car can be opened 270°, and the baffles on both sides can be opened nearly 90°.