专用汽车（Special car）.docVIP

专用汽车（Special car） Special vehicle engineering machinery? The first chapter is the introduction Special purpose vehicle: equipped with special equipment, with special features, to undertake special transport task or special operations vehicle. Trailer: refers to the automobile traction used to transport persons or goods without the power of the driving device of vehicle. Train car: a car with a combination of one or more trailers. China special vehicle classification according to its structure (table 1-2) Box car, tank car, special dump truck, truck crane, special construction vehicle. The special function of the car 1 special vehicles can improve automobile transport efficiency, reduce transportation costs. 2 special vehicles can guarantee the transportation of goods quality, reduce the fire damage and fork. 3 special car can save packing, reduce handling time, reduce the consumption of labor. 4 special vehicles can improve the security of cargo transport, reduce the pollution of the environment. 5 special car extended car function, promote the development of the automobile industry. The second chapter of special vehicle structure and parameters Type 1, special vehicle chassis Commonly used is two and three kinds of automobile chassis, chassis, chassis combination design and manufacture 2, special vehicle layout factors The 1 play of the special vehicle function 2 meet the requirements of automobile chassis 3 meet the requirements of relevant laws and regulations 4 avoid load bearing requirements 5 reduce the alteration of the chassis assembly of the 6 improve the quality factor 3, the main frame design and extended sub frame function Should pay attention to the variations of the axle load extension as far as possible the dimensions with the same frame and the same material Material. Connection frame extension and frame of general welding. When the frame end extension over 200mm, The two to strengthen the board. Function: enhance device and equipment with special fr