Safety door lock device and household appliance

The invention discloses a safety door lock device and a household electrical appliance, the device is applied to the household electrical appliance with a door body structure, the device comprises a locking device and an interlocking supporting mechanism, the interlocking supporting mechanism is installed in the household electrical appliance and is close to one side of a door body of the household electrical appliance, and one side of the door body is provided with a door hook part; the interlocking supporting mechanism is provided with a door lock hole corresponding to the door hook part, and the door hook part is clamped into the door lock hole and used for fixing the door body to the household appliance in a closed mode. The locking device is arranged on the interlocking supporting mechanism, the locking device is connected with a main controller in the household appliance, and a control part of the main controller can control the locking device to lock and limit the door hook part or unlock the locking a