Automatic handcart switch insulation test auxiliary device

The utility model discloses an automatic handcart switch insulation test auxiliary device. Including a base, base made of magnetic metal material, a battery compartment is fixed on the base; a fixed sleeve is arranged on the outer side of the battery bin; the fixed sleeve is made of soft magnetic materials and fixed on the base, an enameled coil is wound outside the fixed sleeve, a switch is arranged at the bottom of the base and used for controlling on-off of the enameled coil and the battery bin, the outer side of the fixed sleeve is sleeved with a sliding sleeve in a sliding mode, a strongmagnet is fixed at the top of the sliding sleeve, and the outer side of the sliding sleeve is sleeved with a lengthened sleeve. An insulating sealing ring is fixed to the inner wall of the lengthenedsleeve, an annular contact piece is fixed to the inner wall of the lengthened sleeve, a plurality of elastic clamping plates are fixed to the edge of the inner side of the annular contact piece, arc-shaped clamping heads are f