Air quality sensor and external use type air quality sensor equipment for smart phone

Abstract

The invention discloses an air quality sensor and external use type air quality sensor equipment for a smart phone. The external use type air quality sensor equipment for the smart phone comprises anequipment box, an air quality detection device and an interface, wherein the air quality detection device and the interface are fixedly arranged in the equipment box; the air quality detection deviceis the air quality sensor; the air quality sensor is electrically connected with the interface through an output serial port; the interface is used for communication of a mobile phone; the interface comprises an OTG (USB On-The-Go) transceiver and a USB (Universal Serial Bus) plug; the output end of the OTG transceiver is electrically connected with the USB plug while the input end of the OTG transceiver is electrically connected with the output end of the air quality sensor; the USB plug is fixedly connected with the lower end face of the equipment box through a fixing board. The external usetype air quality sensor equipment for the smart phone has characteristics of simple structure, capability of plugging and playing and convenience for utilization.

Description

technical field [0001] The invention relates to the field of external equipment for mobile phones, in particular to an air quality sensor and external air quality sensing equipment for smart phones. Background technique [0002] In the current field of air purification, air quality sensors have almost become standard accessories for purification equipment. Air quality sensors are mainly used in various air purification devices and small household appliances. They have extremely high sensitivity to various pollution sources such as alcohol, cigarettes, ammonia, and sulfide. The products have fast response time, stable work, and low prices. [0003] With the development of society and the acceleration of urbanization, air pollution has attracted more and more attention. Almost everyone has one or even several existing smart phones with more and more functions. Besides the commonly used functions, they also have functions such as positioning and step counting. However, the ex...

AI Technical Summary

Problems solved by technology

However, the existing smart phones do not have the function of air quality detection. If the smart phones that people carry with them also have the function of air quality detection, it will greatly help people to intuitively and accurately understand the real-time on-site air quality and remind people to care for the environment. , and take protective measures

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