Coffee machine coffee beans lack beans detection device

The utility model discloses a coffee machine coffee beans lack beans detection device, include: coffee machine beans box, infrared distance measuring sensor and central processing unit. In this way, the utility model provides a coffee machine coffee beans lack beans detection device through using infrared emitting diode on the infrared distance measuring sensor to a branch of infrared light of coffee machine beans box transmission, through barrier reflection back, shines the infrared reception diode on the infrared distance measuring sensor, judges whether there are the coffee beans in the quick -witted beans box of coffee in view of the above. Using coffee machine -hour as the consumer, when the coffee beans were not enough when detecting the beans box in, coffee machine control system can add the coffee beans through display screen or other modes suggestion consumers, avoided at the whitewashed quantity not sufficient of preparation coffee in -process suggestion, economy in consumption person's time, improv