7CBH—1.5吨自卸挂车于1985年3月在北京通县由北京市农机总公司主持通过技术鉴定。该车能与国产12～15马力的各种小四轮拖拉机配套,用于田间作业和一般物资的运输。倾翻机构采用机械式,拔下车厢与牵引架之间的锁销,打开后厢板,拖拉机向后倒车时即可实现卸货。工作效率比不自卸挂车提高20%以上。根据使用要求后厢板可以上打开或下打开。制动系统采用液压脚踏制动,便于操作。制动器采用北京—130汽 7CBH-1.5 tons of dump trucks in March 1985 in Beijing Tongxian by Beijing Agricultural Machinery Corporation presided over the technical appraisal. The car can be made with a variety of small four-wheel tractor 12 to 15 horsepower, for field operations and general materials transport. Tipping mechanism using mechanical, unplug the lock between the car and the traction frame, open the rear panel, the tractor back when reversing can be achieved unloading. Work efficiency than non-dump trailer increased by 20%. According to the requirements of the rear panel can be opened or opened under. Braking system hydraulic foot brake, easy to operate. Brake using Beijing -130 steam