Instrument pollution discharge and exhaust device and method thereof

The invention belongs to the technical field of instrument control, and particularly relates to an instrument pollution discharge and exhaust device and a method thereof. The device comprises a transparent sealing box, a handle, a stop valve I, a stop valve II, a connecting hose, an instrument valve set connector, a quick locking connector, a clamp I, a clamp II, and a drainage valve; the handle is connected with the top of the transparent sealing box, so that the device is lifted by hands; the upper part of the transparent sealing box is connected with the stop valve I, the quick locking connector is connected with the stop valve I and the stop valve II correspondingly, the clamp I and the clamp II fix the connecting hose to the stop valve II and the instrument valve set connector respectively, and the instrument valve set connector is connected with an instrument valve set; and the drainage valve is connected with the bottom of the transparent sealing box and used for discharging media in the transparent se