Electric tricycle's back frame subassembly

The utility model relates to an electric tricycle's back frame subassembly, including the back frame, be connected with the car hopper through the supporting member on the back frame, the supporting member includes the support frame, the rear end of the inside both sides wall of support frame hinges respectively has the second supporting leg, the inside both sides of support frame are equipped with the slide rail respectively, in two slide rails respectively sliding connection have a first supporting leg, the utility model discloses can realize simultaneously and the discharge function that improved loading and the rate of discharging of vegetables greatly, efficiency improves more than 80%. 本实用新型涉及种电动三轮车的后车架组件，包括后车架，后车架上通过支撑构件连接有车斗，支撑构件包括支撑架，支撑架的内部两侧壁的后端分别铰接有第二支撑腿，支撑架的内部两侧分别设有滑轨，两滑轨内分别滑动连接有第支撑腿，本实用新型可以同时实现升降和卸货功能，大大提高了蔬菜的装车和卸货效率，效率提高80%以上。