Yi Seed Bao Gas Over Filter Let Prepare and its Shan Leaf Installed are set, and include:Yi Jin Shui Installed set that, mono- Over Filter Installed are set, an outlet pipe, mono- Jin Gas Installed are set and Yi Shan Leaf Installed are set. The Shan Leaf Installed, which are set, connects The outlet pipes including Yi Ge Even Ji the mixing tube and a Ge An Installed that The Jin Gas Installed are set are in The mixing tube Inner And and Shi Shui With skies Gas mix Shan Leaf Single members in The mixing tubes. The Shan Leaf Single members include the bis- Interference Move parts that Number Ge Inter close what phase O mono- Interference Move Jian Inter every mono- Interference Move parts and Number Ge Knot, the extending direction of the bis- Leaf pieces of the extending direction difference what bis- Interference Move parts of mono- Interference Move part mono- Leaf pieces. The utility model Jian Ju Over Filter Shui Quality and Shi Shui With skies Gas mixing, the function of exposing Gas, the Pei He Let Meter energy Chong Fen Interference streams for the mono-, bis- Interference Move parts that wherein The Shan Leaf Installed are set, the mixed effect of Ti Sheng Shui With skies Gas.一種曝氣過濾設備及其扇葉裝置,包含:一進水裝置、一過濾裝置、一出水管、一進氣裝置,以及一扇葉裝置。該扇葉裝置包括一個連接該出水管及該進氣裝置的混合管,以及一個安裝在該混合管內並且使水與空氣在該混合管中混合的扇葉單元。該扇葉單元包括數個間隔的第一擾動件,以及數個結合於相鄰的第一擾動件之間的第二擾動件,第一擾動件的第一葉片的延伸方向不同於第二擾動件的第二葉片的延伸方向。本新型兼具過濾水質以及使水與空氣混合、曝氣的功能,其中該扇葉裝置的第一、二擾動件的配合設計能充分擾流,提升水與空氣的混合效果。