Junction box with cable anti-loosening function

The utility model relates to the technical field of junction boxes. The utility model relates to a junction box, in particular to a junction box with a cable anti-loosening function. The defect that in the prior art, the joint of a wire and a junction box is prone to loosening is overcome. The box comprises a box body and a cover body, the box body is connected with the cover body through screws;the upper part of the box body is fixedly connected with a plurality of threading seats penetrating through the box body; an outer threading ring is arranged on the outer side of the box body; a connecting part is arranged at the upper part of the outer threading ring; the connecting part is connected to the inner side of the outer end of the threading seat; an inner threading ring is arranged onthe inner side of the box body; an inserting ring matched with the outer threading ring is arranged at the upper part of the inner threading ring; according to the junction box, the threading rings are arranged on the inner si