Waterproof room of daylighting lid that has passageway

The utility model provides a waterproof room of daylighting lid that has passageway comprises big screen work, water drainage tank and waterproof cover, big screen work is equipped with out the head rod and is stretched out from the both sides of passageway roof beam by vertical, the horizontal cross connection side of the component trellis of passageway roof beam on the passageway roof beam, water drainage tank about water drainage tank divides establishes on the lower left corner and lower right corner play head rod of passageway roof beam, and water drainage tank is recess shape, the passageway comprises passageway roof beam sum channel board, and the channel board is established in the passageway roof beam, waterproof cover lid its border on the daylight opening extends to above the water drainage tank, waterproofly be stamped two kinds, one kind is the plane waterproof cover, comprises little screen work and daylighting flat board, and the daylighting flat board is installed and constitute the plane wate