Two power engine crankcases and engine thereof

The utility model discloses a two power engine crankcases and engine thereof, the fixed fixing base that is used for fixed motor that is provided with of crankcase, through the fixed fixing base that is used for fixed motor that sets up on the crankcase, coupling bolts fix motor casing, guarantees to be connected stable between motor and the crankcase, and the structural strength who connects is big, not fragile, guarantees simultaneously that the power of motor is stable to import the main shaft to power take off, improves the stability and the efficiency of power input, guarantees motor and crankcase and fixes firmly to simple structure, low in manufacturing cost, simple to operate. 本实用新型公开了种双动力发动机曲轴箱及其发动机，所述曲轴箱固定设置有用于固定电机的固定座；通过在曲轴箱上固定设置用于固定电机的固定座，结合螺栓固定电机壳体，保证电机与曲轴箱之间连接稳定，且连接的结构强度大，不易损坏，同时保证电机的动力稳定输入至动力输出主轴，提高动力输入的稳定性和效率，保证电机与曲轴箱固定牢固，并且结构简单，制造成本低，安装方便。