The embodiment of the utility model discloses a temporary wire clamp for ammeter replacement. INSULATED HOUSING, wherein the interior of the insulating shell is divided into a plurality of cavities through partition plates; each cavity is provided with a rotary reset clamp, each rotary reset clamp comprises an easy-to-pull clamp head arranged on the outer side of the insulating shell, each easy-to-pull clamp head is connected with a connecting rod penetrating through the insulating shell, the tail end of each connecting rod is provided with an insulating baffle, and the connecting rod locatedon the inner side of the insulating shell is sleeved with a reset spring. The disassembled power supply connector is fixed in the insulating shell through the rotary reset clamp in the insulating shell, so that the live wire can be completely wrapped in the insulating shell, and an electric shock accident is effectively avoided when the electric meter is replaced.