Rock crushing and coring equipment for geotechnical engineering investigation

The utility model belongs to the field of geotechnical engineering reconnaissance devices, and particularly relates to geotechnical engineering reconnaissance rock breaking coring equipment which comprises a base, a plurality of supporting columns are fixedly connected to the top of the base, a top plate is arranged above the base and fixedly connected to the tops of the supporting columns, a hydraulic cylinder is fixedly connected to the top of the top plate, and the hydraulic cylinder is fixedly connected to the top of the hydraulic cylinder. A motor is arranged at the bottom of the top plate, the motor is fixedly connected to the output end of the hydraulic cylinder, a through hole is formed in the base, and the output end of the motor is fixedly connected with a coring cylinder; a high-pressure spray gun can spray high-pressure water flow to wash a coring cylinder, the coring cylinder penetrates through a cleaning assembly and is cleaned by the cleaning assembly, and meanwhile the high-pressure water flow