Can prevent dust and damp -proofing shutter in transformer substation hyperbaric chamber

The utility model provides a can prevent dust and damp -proofing shutter in transformer substation hyperbaric chamber, relates to a dustproof dampproofing shutter, the both ends of four frame strip (1) formation " mouth " the font frame that links together respectively, one deck non -woven fabrics (4) add formation non -woven fabrics filter screen between two iron railings filter screen (3), the non -woven fabrics filter screen is fixed and form dustproof and dampproofing window on the lateral surface of " mouth " font frame, dustproof " mouth " font frame medial surface with dampproofing window is fixed on shutter (7) of transformer substation's high pressure locular wall (6), the utility model discloses a shutter in current transformer substation hyperbaric chamber increases the non -woven fabrics, effectively improved substation equipment operating environment, has reduced the harm to substation equipment of dust, wet air.