Rapid food detection system and rapid food detector

The invention discloses a rapid food detection system and a rapid food detector. The rapid food detection system comprises a card module, a turntable mechanism, a signal acquisition module, a feedbacksignal module, a motor control module and a control module, wherein the card module comprises cards, and each card is provided with a plurality of detection channels; the turntable mechanism comprises a positioning turntable, and the positioning turntable is used for bearing the cards and driving the cards to rotate; the feedback signal module is used for feeding back a signal indicating whetherthe cards are put in or not and feeding back a positioning signal of the cards; the motor control module is used for controlling the motor to rotate; the control module is used for receiving signals of the signal acquisition module, the feedback signal module and the motor control module, and sending control signals to the signal acquisition module, the feedback signal module, the motor control module and the display modul