| 摘要 |
<p>The present invention relates to a ceiling type air cleaner having a lifting grill, and more specifically, to an air cleaner configured in such a way that a capability of lifting through a lifting reel is given to a lifting grill formed at a lower end of the air cleaner and then indoor dust and air may be effectively cleaned using a filter layer and air cleaning materials under the condition that the lifting grill is connected to a lower end of the air cleaner and cleaning and replacing of a filter layer and air cleaning materials equipped at an upper end of the lifting grill can be easily performed after the lifting grill is moved down to the ground through the lifting reel.</p> |
