Current sensor based on fluxgate

The invention discloses a fluxgate-based current sensor, and relates to the technical field of current sensors, the fluxgate-based current sensor comprises a current sensor unit, the current sensor unit comprises a current sensor mounting shell and a connection moving block arranged in the current sensor mounting shell, and the exterior of the connection moving block is connected with a transmission connecting rod; one end of the transmission connecting rod is connected with a rotary connecting seat, and the interior of the rotary connecting seat is connected with an adjusting assembly; the middle connecting unit comprises a first connecting piece and a second connecting piece connected to one side of the first connecting piece, the second connecting piece comprises a first mounting circular plate and a fixed connecting rod connected to the first mounting circular plate, and one end of the fixed connecting rod is connected with a second mounting circular plate; a fluxgate probe unit; the problems that when an