This Chong makees the external Filter hydrophones of aquarium, includes one barrel of Body and a flow cavitation result Single members:The barrels of Body, Department have and have the hollow container at Open mouthful ends, Inner wall Right Should Let have two Group tools have Inter away from vertical plate, this Inter is away from for the insertion of Over Filter elements, and Edge and outer Edge Right Should Let has two protrusions Group and convex Strip on the Open mouths end of what bucket Body. The Open mouthfuls of ends Group Let Yu Tong Body Qi The flow cavitation result Single members ,, comprising Feng Kou Ring, Shui Liu Kong Ring, Cover Shang a Cover and bis- Shang a mono-, and Shang mono- Shang Cover or bis- Cover Department by Tou Ming Cai Quality System Cheng Turn Move Tong Body. Mono- And Tapes Move Shui Liu Kong Ring and Feng Kou Ring Turn Move of When Tong Body, what it made the first Guide water portion of water stream control Ring enters end the water flow Guide of Cover enters the outlet in portion on Wrong Open the first And makes what the water flow Guide for Cover on the Wrong Open the 2nd of end in the 2nd Guide water portion went out portion to enter end, enters barrel Body and resistance They water flows from the bucket Body Guide persons of going out in order to Off Closed water streams Jin.本創作水族箱之外置式濾水器,包含一桶體及一水流控制單元:該桶體,係具有開口端之中空容器,其內壁對應設有二組具有間距之立板,此間距供過濾元件嵌入,於桶體之開口端上緣及外緣對應設有二組凸部及凸條。該水流控制單元,其組設於桶體之開口端,包含一封口環、一水流控制環、一第一上蓋及一第二上蓋,且第一上蓋或第二上蓋係由透明材質製成轉動桶體。當桶體一併帶動水流控制環及封口環轉動,其使水流控制環之第一導水部之入端,錯開第一上蓋之水流導入部的出端,並使第二導水部之出端錯開第二上蓋之水流導出部的入端,俾以關閉水流進入桶體及阻卻水流自桶體導出者。
