The utility model discloses an overhaul operation mobile terminal monitoring device, including remove overhauing operation controller, database server, information intranet, firstly netting safe access platform, first to M mobile terminal, concentrator, wireless air quality detector and wireless Intelligence switch to N intranet PC, state, the beneficial effects are that: the utility model discloses can carry out information and communication in real time through mobile terminal to the site operations condition, the efficiency of having avoided a lot of phone or the repeated communication of paper spare to cause reduces, the operation personnel use the portable cable of mobile terminal remote control removal smart jack to reach intelligence outage, circular telegram mesh to still through the on -the -spot air quality of wireless air quality detector monitoring operation, realize the intelligent early warning of potential safety hazard, arrive the information feedback mobile terminal and remove and overhaul the operation controller in real time, guaranteed on -the -spot overlapping jobs's security.