| 摘要 |
The present invention relates to an automatically cleaned filter with cotton core. Said filter comprises an outer case, a cotton core and a pump. Said case comprises a lid that can be opened to put into the cotton core, a water inlet and one or more water outlets. Said case further comprises an inside cleaning apparatus that can be operated like a washing machine to clean its cotton core inside and connected with a motor outside the case. Said filter can be used for cleaning the cotton core regularly and automatically so as to avoid need of hand-washing the cotton core, and has no necessary to frequently replace the cotton core, thus reducing using cost of the cotton core.
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