Intelligent anti-theft well lid with alarm function

The utility model provides an intelligent anti-theft well lid with an alarm function, which relates to the field of intelligent well lids and comprises a base and a well lid hinged to the base. A locking mechanism for locking the well lid is arranged on the outer wall of the base, a trigger rod is vertically matched with the base in a sliding mode, the upper end of the trigger rod makes contact with the locking mechanism, a fixing plate is connected to the bottom of the well lid, a push rod is connected to the side wall of the base, and the push rod penetrates through the fixing plate when thelocking mechanism is damaged and the trigger rod moves upwards away from the trigger mechanism. According to the intelligent anti-theft well lid with the alarm function, the limiting rod and the ejector block are used for forming a plug pin, and the effect of locking the well lid is achieved. And the contact rod is pressed by the limiting rod, so that the contact rod is in contact with the contact piece. When the limitin