Photoelectric recognizer for handheld punching and coding lunch box

The utility model relates to the technical field of tableware recovery, and discloses a handheld photoelectric recognizer for punching and coding lunch boxes, which comprises a handheld scanning shell, a main control board, an internet of things module, a power supply module, a burner, an ADC (analog-to-digital converter) multi-channel sampling module, an array optocoupler, a display module and an input key, an identification groove corresponding to the array optocoupler is formed in the handheld scanning shell, the array optocoupler can convert the number of each meal box into an electric signal through emission and receiving of light beams, the ADC samples and sorts identification data of the array optocoupler and sends the identification data to the MCU so that the recycling process can be highly automatic and accurate, and the input key allows a user to manually input information. According to the take-out meal box recycling device, meal box identification and order identification are integrated, and mean