Mechanical anti-theft box for outdoor high-voltage metering box

The utility model relates to electric metering device fittings for the electric system, in particular to a mechanical anti-theft box for an outdoor high-voltage metering box. The mechanical anti-theft box comprises a box body and a box cover which are tightly connected, the joint of any two sides of the box body is provided with a screw sleeve, threaded connectors matched with the screw sleeves are arranged at four corners of the box cover, screws penetrate through the screw sleeve from bottom to top and are screwed into the threaded connectors, cotter holes are arranged on the screws and are arranged on the screws among the screw sleeves and the threaded connector, and the distance from each cotter hole and each screw sleeve is smaller than the length of each of the threaded connectors. The mechanical anti-theft box for the outdoor high-voltage metering box adopts the structure that the screws penetrate through the screw sleeves arranged on the box body from the bottom of the box body and are screwed into the threaded connectors on the box cover and the screw sleeves are inserted into the cotter holes on the screws in a supported manner, so that mechanical anti-theft effect of the metering box is improved.