Earthwork transportation device suitable for deep foundation pit engineering

The utility model discloses an earthwork transportation device suitable for deep foundation pit engineering, which belongs to the technical field of constructional engineering construction equipment, and comprises a mounting frame used for being mounted in a foundation pit, a chain conveyor is mounted on the mounting frame, a supporting plate is mounted on the chain conveyor, and the supporting plate is provided with a supporting rod. A soil carrying table is installed on the supporting plate through a hydraulic jacking mechanism and can be turned over by starting the hydraulic jacking mechanism, a load sensor is installed on the soil carrying table and electrically connected with a chain conveyor, and the chain conveyor is provided with a loading position located in a foundation pit and a discharging position located outside the foundation pit. The loading position and the unloading position are each provided with a magnetic attraction switch capable of being connected with the soil loading table in a magnet