Portable vacuum cleaner with charging and discharging functions

Abstract

The present invention provides a potable vacuum cleaner with charging and discharging functions, which comprises a housing being composed of front housing and rear housing, a electric fan, a dust deposit casing with a dust filter formed in the front housing therein, an air inlet provided at the head of the front housing, characterized in that a vent of the cleaner is positioned at the rear end of the rear housing, and the size and profile of the air inlet and vent are matched with the interface of a connecting tube. The potable vacuum cleaner of the invention can be used for charging and discharging an air cushion bed, a pneumatic raft, and a large balloon etc., when a connecting tube is connected with the vent or the inlet of the cleaner, in addition to be used as a cleaner.

1 . A potable vacuum cleaner comprise a housing composed of front housing ( 12 ) and rear housing, a electric fan ( 3 ), a dust deposit casing ( 1 ) with a dust filter ( 2 ) provided in the front housing ( 12 ), an air inlet ( 13 ) formed at the head of the front housing, characterized in that a vent ( 9 ) of the cleaner is provided at the rear end of the rear housing, and the size and profile of the air inlet and vent are matched with the interface of a connecting tube.  
     
     
         2 . The potable vacuum cleaner in accordance with  claim 1 , characterized in that said vent ( 9 ) of the cleaner is provided on a rear cover ( 8 ) connected integrally with the rear housing.  
     
     
         3 . The potable vacuum cleaner in accordance with  claim 2 , characterized in that a grille ( 11 ) is provided on the rear end of said rear housing.  
     
     
         4 . The potable vacuum cleaner in accordance with  claim 2  or  3 , characterized in that said rear cover ( 8 ) is attached on the rear end of the rear housing by a stud and a nut ( 10 ).