Anti-loosening base

The utility model provides an anti-loosening base, and relates to the technical field of bases, the anti-loosening base comprises a transformer, the bottom of the transformer is provided with a base plate, one side wall of the base plate is provided with a cross recess, a convex block is embedded in the cross recess, the top of the convex block is fixed with the transformer, and the transformer is fixed with the base plate. A baffle is embedded in the portion, close to one end, of the interior of the cross-shaped groove, a check ring is tightly attached to the top of the base plate, a buckle rod is fixed to the bottom of the check ring, and a clamping hole is formed in one end of the base plate. A convex block is placed in a cross groove, a limiting rod penetrates through the convex block, a baffle covers the convex block, a buckle rod penetrates through a clamping hole and the baffle, a rotating handle is rotated to drive a screw rod to rotate, and the screw rod pushes a pushing plate to extrude the convex b