Food detection and extraction device

The utility model discloses a food detecting and extracting device which comprises an extracting pipe with an opening in one end, a drill bit is arranged at the opening end of the extracting pipe, an extracting mechanism is arranged in the extracting pipe and comprises a connecting rod, one end of the connecting rod is connected with a drill bit bearing, the other end of the connecting rod penetrates through the extracting pipe, and spiral blades are arranged on the side face of the connecting rod. The spiral blade is located in the extraction pipe, the connecting rod can move along the axis of the extraction pipe and drive the drill bit to be separated from or inserted into the extraction pipe, a discharging frame is arranged on the side face of the extraction pipe, a sealing plate is arranged in the discharging frame, and the interior of the extraction pipe is communicated with or isolated from the outside through the sealing plate. Food needing to be detected can be conveyed into the extraction pipe throug