Cold chain temperature and humidity wireless monitoring equipment

• Main Authors: HAN XINYA, DAI WENZHUO, QIAO JINYOU
• Format: Patent
• Language: Chinese; English
• Published: 28.02.2023
• Subjects: ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; GENERATION; MEASURING; MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR; PHYSICS; SELECTING; SIGNALLING; SYSTEMS FOR STORING ELECTRIC ENERGY; TARIFF METERING APPARATUS; TESTING; TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS

The utility model provides a cold chain temperature and humidity wireless monitoring device, and belongs to the technical field of cold chain temperature and humidity wireless monitoring. Comprising a charging interface circuit, a charging unit, a power supply unit, a timing unit, a temperature and humidity transmitting unit, a communication unit, a voltage output control unit and a state indication unit, the output end of the charging interface circuit is connected with the input end of the charging unit; the output end of the charging unit is connected with the input end of the power supply unit; the output end of the power supply unit is connected with the input end of the timing unit; the output end of the timing unit is connected with the input end of the voltage output control unit; the output end of the voltage output control unit is connected with the input end of the communication unit; and the output end of the temperature and humidity transmitting unit is respectively connected with the input end o