Unattended construction warning management device

The invention discloses an unattended construction warning management device which comprises a warning fence and a management background thereof. The management background consists of a monitoring alarm module, an access control system and a management system which are electrically connected with one another; the warning fence is formed by connecting adjacent net columns through a surrounding net; at least one door lock structure is arranged between the surrounding net and the net post; the bottom of the net post is embedded into a base fixed on the ground; the top of the net post is connected with a monitoring alarm module; and the monitoring alarm module is composed of the alarm system and the guarding system. The access control system and the management system are composed of the door lock structure. In order to solve the problem that an existing warning device can only play a warning role, a guard fence and a management background are matched, a guarding system in the management background can find that n