Howo Prime Mover Truck is a general large truck or semi-trailer towed by tools between the front and the trunk, that is, the front can be separated from the original trunk and tow other trunk, and the trunk can also be separated from the original head and towed by other heads.
The front with driving capacity is called a HowoTractor Truck, and the rear without driving capacity is called a trailer. The trailer is dragged by the Howo Prime Mover Truck.
Howo Prime Mover Truck are connected in two ways: the first is that the front half of the trailer is mounted on the traction saddle above the rear section of the HowoTractor Truck, and the bridge behind the HowoTractor Truck bears part of the weight of the trailer, which is semi-trailer; The second is that the front end of the trailer is connected to the rear end of the HowoTractor Truck. The HowoTractor Truck only provides forward tension to drag the trailer, but does not bear the downward weight of the trailer, which is full trailer.
It is often used for the transportation of a large number of goods in or between workshops, such as the transportation from warehouse to assembly line in automobile manufacturing industry and baggage transportation in airport.
Its working principle is: under the seat cover made of steel plate, there is a traction seat support on each side, which is connected with the seat cover by a pin, and the traction seat base can rotate back and forth relative to the seat cover with the pin shaft as the center. , The bottom surface of the traction seat base is connected with the pulled trailer with bolts, and a locking mechanism composed of horseshoes, inclined irons, hooks, adjusting plates, cross bars, pull rods, and springs is arranged under the seat cover, and the horseshoes are fixed on the seat. On the cover plate, the hook tongue, the tie rod and the cross bar are connected by a pin shaft, the inclined iron is also connected by a pin shaft, and the tie rod is connected to the rib plate under the seat cover plate by a spring. It is characterized in that the two tails behind the saddle-shaped seat cover are large arcs, and there is a butterfly-shaped concave surface in the middle, which divides the entire plane into 5 parts of similar size.
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