Boosting transformer for blasting controller

The utility model discloses a boosting transformer for a blasting controller, which comprises a magnetic core, a primary coil, a secondary coil, a tertiary coil, an insulating support, a plurality of pins and a plurality of insulating media, the pins are fixedly arranged on the insulating support, the magnetic core penetrates into the insulating support, the primary coil is wound on the insulating support, and the secondary coil is wound on the tertiary coil. The insulating media are arranged among the primary coil, the secondary coil and the tertiary coil at intervals, the primary coil, the secondary coil and the tertiary coil are respectively connected with corresponding pins, and the primary coil is an input coil, is connected with a power supply and bears input voltage; the secondary coil is an output coil, is connected with a load and generates an output power supply of the transformer; and the tertiary coil is an additional coil and is used for regulating voltage or providing additional current, so that