Terminal remote upgrading equipment based on DMR network

The utility model relates to a terminal remote upgrading device based on a DMR network, which is characterized in that a control circuit is respectively connected with a DMR channel machine and an industrial personal computer, and is used for compressing and packaging an upgrading program, simultaneously controlling the DMR channel machine to establish connection with a device to be tested, controlling the channel machine to execute a remote upgrading process after successful connection establishment, and feeding back a result to the industrial personal computer after upgrading is completed; the DMR channel machine is connected with the channel machine antenna and is used for transmitting and receiving radio frequency signals and realizing the functions of connection establishment, upgrade data transmission, upgrade result feedback and the like; the industrial personal computer is connected with the LCD touch display screen and used for achieving man-machine functions such as interface display and touch contr