The utility model discloses a regulator cubicle drives damp dust keeper, the front portion of the cabinet body is uncovered form, cabinet door activity hinge joint installs in the anterior uncovered department of the cabinet body, and the top of the cabinet body sets up and is the taper, is provided with the play tuber pipe that is linked together with cabinet internal portion at the top of the cabinet body, exhaust fan fixed mounting is provided with at the rear portion of the cabinet body and drives damp dust removal storehouse in the top of the cabinet body, has seted up the air intake in the bottom of driving damp dust removal storehouse, the air -blower is linked together with the air intake that drives damp dust removal storehouse, offers on the back wall of the cabinet body and drives the income wind gap that damp dust removal storehouse is linked together, is provided with the filter screen in this income wind gap department, the upper end fixed mounting of extension spring ison driving the interior roof in damp dust removal storehouse, the utility model discloses the advantage is: played fine tide and the dust removal effect of driving, greatly reduced the humidity and the dustiness of the internal air of cabinet get into, very be fit for the operational environment of high wet high dirt, guaranteed the internal electrical equipment's of cabinet normal work.