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Annual inspection of motor vehicles is something that owners must do every year. But in the actual operation process, many owners will modify the trailer, some of which are legal, some of which belong to the category of illegal modification.

Semi-trailers are the main force in the domestic transportation market, especially in long-distance cargo transportation, semi-trailers almost dominate the world. The axle of a semi-trailer is generally installed behind the center of gravity of the vehicle, so it cannot maintain the balance of the body independently.

Tank semi-trailer refers to a semi-trailer with a tank structure in the container. It is more common in transportation operations. It is widely used in industry, agriculture, commerce and other fields under normal circumstances. It is mainly used to transport oil, gas, bulk Materials etc.According to the type of goods transported, tank semi-trailers can be subdivided into the following categories:1.

Summer is a "tough" season for trailers. Therefore, it is particularly important for the driver to do a good job of inspection and maintenance of the vehicle before going out.

If you want to ask which model in the trailer transportation industry is the best for loading, many car owners will invariably think of 17.5 large trucks. The 17.5 slab can be said to be a special existence in the freight industry, and it is also the hardest hit area for overloading and illegal decks.Especially in the early years, the traffic control department’s supervision of illegal transportation was not strict. The freight market has almost become the world of large trucks. The original length of 17.5 vehicles is already a huge loading capacity. Some car owners pursue higher profits.

With the strengthening of traffic management departments on overload transport control, vehicle lightweight gradually become an industry trend, more and more vehicle owners in the purchase of trailers and accessories, more inclined to choose those stable performance but their own weight lighter products, which also to a certain extent promote the trailer, accessories manufacturers in materials, technology, structure and other aspects of continuous optimization and improvement.In general, the trailer wants to achieve light weight, the common way are the following.1, reduce the thickness of the

In recent years, our logistics transportation industry has gradually developed in the direction of intensification and high efficiency, logistics enterprises to the demand for efficient vehicles is more urgent. Compared with the "monomer type" vehicle, the transport efficiency of semi-trailer can be improved by about 30%-50%, but the transport cost is reduced by about 30%-40%.

As a new auxiliary braking system, hydraulic retarder is widely used in freight vehicles which often travel to and from mountainous areas. The working principle of the hydraulic retarder is to convert the kinetic energy of the vehicle into heat energy trailer axle and then dissipate heat through the cooling system of the engine to achieve constant speed or deceleration of the vehicle.Like other vehicle components, the hydraulic retarder also needs to be regularly maintained and maintained, so as to ensure its stable and good operation, mainly including the following aspects:1.

The freight platform is a product of the development and growth of Internet technology, and its main role is to integrate and publish scattered information about goods and vehicle sources, so that the owners and owners can directly connect with each other online, and get rid of the control and monopoly of goods source information from the distribution station.According to the reason, the emergence of the freight platform, to a certain extent, to avoid the phenomenon of middlemen to earn the difference, is a good thing.

As a special purpose vehicle with a large market share, self-discharging semi-trailer is widely used in the transportation of loose goods such as sand, gravel, soil and coal. Its loading carriage can automatically tip over at a certain Angle during unloading, which greatly saves unloading time and labor, shorens transportation cycle and improves production efficiency.At present, the self-dumping semi-trailer on the market is mainly divided into two kinds: post-tipping self-dumping and rollover self-dumping.