| 摘要 |
<p>PURPOSE:To obtain the subject apparatus for aquarium fish, etc., free from protruded parts and convenient for transportation and operation by providing a cleaning module for water of a water tank and a pump for circulating the water of the water tank and extending a pipe from the lid of the cleaning module to the bottom of the cylindrical main body. CONSTITUTION:The objective water-cleaning apparatus for a water tank or a garden pond to breed aquarium fish is provided with a water tank 1, a cleaning module 4 for cleaning the water in the water tank 1 and a pump 2 for circulating the water in the water tank 1 to the cleaning module 4. The cleaning module 4 is composed of a cylindrical main body 7 and a lid 8. A pipe 12 for transferring the water of the water tank 1 with a pump 2 is extended from the lid 8 through the inside of the main body 7 to the bottom 13 of the main body 7. An ultraviolet lamp 16 for disinfection is attached to the top of the cleaning module 4 and a porous mineral substance 15 is placed on a punched plate 14 at the bottom of the main body. The mineral substance acts as a culture site of aerobic microbes to effect the oxidative decomposition of organic materials and ammonia.</p> |
