Infrared monitoring device for elderly people living alone

The utility model relates to an infrared monitoring device for elderly people living alone, which comprises a singlechip master control module, a power supply module, an infrared input module, a serial communication module and a general packet radio service (GPRS) communication module, the infrared input module is connected with an external interruption input end of the single-chip microcomputer master control module and used for detecting and generating infrared pyroelectric signals and transmitting the infrared pyroelectric signals to the single-chip microcomputer master control module, and an output end of the single-chip microcomputer master control module is connected with the GPRS communication module through the serial communication module. The single-chip microcomputer main control module generates monitoring information according to the infrared pyroelectric signals and sends the monitoring information to a corresponding monitoring center and a pre-stored emergency contact mobile phone number through