Dust barrel assembly for vacuum cleaner and vacuum chleaner with the same

Abstract

A dust barrel assembly ( 1 ) for a vacuum cleaner and a vacuum cleaner with the same are provided. The dust bucked component ( 1 ) for the vacuum cleaner includes: a dust barrel ( 100 ); a mesh filter ( 200 ) installed in the dust barrel; and a cyclone cone ( 300 ), wherein one of the cyclone cone ( 300 ) and the mesh filter ( 200 ) is provided with a screw groove ( 210 ) and the other one is provided a screw lug ( 310 ), and the cyclone cone ( 300 ) is installed on the mesh filter ( 210 ) by the screw lug ( 310 ) screwed in the screw groove ( 210 ).

1 . A dust barrel assembly for a vacuum cleaner comprising:
 a dust barrel;   a mesh filter installed in the dust barrel; and   a cyclone cone, wherein one of the cyclone cone and the mesh filter is provided with a screw groove, the other one is provided with a screw lug, and the cyclone cone is installed on the mesh filter by the screw lug screwed in the screw groove.   
     
     
         2 . The dust barrel assembly according to  claim 1 , wherein the screw groove is disposed in an outer peripheral surface of the mesh filter and the screw lug is disposed on an inner peripheral surface of the cyclone cone. 
     
     
         3 . The dust barrel assembly according to  claim 2 , wherein a plurality of the screw grooves are arranged along in a circumferential direction of the mesh filter at intervals, a plurality of the screw lugs are arranged along in a circumferential direction of the cyclone cone at intervals, and the plurality of the screw lugs are screwed into the plurality of the screw grooves respectively. 
     
     
         4 . The dust barrel assembly according to  claim 3 , wherein each screw groove comprises:
 an assembling section extending along in a vertical direction and having an open lower end; and   a limiting section extending along in a horizontal direction and communicating with an upper end of the assembling section, wherein the limiting sections of the plurality of the screw grooves extend from the assembling section to the same direction along in a circumferential direction of the mesh filter.   
     
     
         5 . The dust barrel assembly according to  claim 4 , wherein a connection between the assembling section and the limiting section has an arc transition and is provided with a stop protrusion used for preventing each screw lug from sliding into the assembling section from the limiting section. 
     
     
         6 . The dust barrel assembly according to any one of claims wherein two screw grooves are provided opposite to each other in a radial direction of the mesh filter, and two screw lugs are provided opposite to each other in a radial direction of the cyclone cone. 
     
     
         7 . The dust barrel assembly according to  claim 4 , wherein two screw grooves are provided opposite to each other in a radial direction of the mesh filter, and two screw lugs are provided opposite to each other in a radial direction of the cyclone cone. 
     
     
         8 . The dust barrel assembly according to  claim 1 , wherein a connection between a bottom wall face and a side wall face of the screw groove has an arc transition, the screw lug is in the shape of a cylinder, and an edge of an end surface of the screw lug has an arc transition. 
     
     
         9 . The dust barrel assembly according to  claim 1 , wherein the mesh filter is provided with an annular stop platform to prevent the cyclone cone from moving upward. 
     
     
         10 . The dust barrel assembly according to  claim 1 , wherein a gap is provided between an outer peripheral surface of the cyclone cone and an inner peripheral surface of the dust barrel. 
     
     
         11 . A vacuum cleaner, comprising a dust barrel assembly comprising:
 a dust barrel;   a mesh filter installed in the dust barrel; and   a cyclone cone, wherein one of the cyclone cone and the mesh filter is provided with a screw groove, the other one is provided with a screw lug, and the cyclone cone is installed on the mesh filter by the screw lug screwed in the screw groove.   
     
     
         12 . The vacuum cleaner according to  claim 11 , wherein the screw groove is disposed in an outer peripheral surface of the mesh filter and the screw lug is disposed on an inner peripheral surface of the cyclone cone. 
     
     
         13 . The vacuum cleaner according to  claim 12 , wherein a plurality of the screw grooves are arranged along in a circumferential direction of the mesh filter at intervals, a plurality of the screw lugs are arranged along in a circumferential direction of the cyclone cone at intervals, and the plurality of the screw lugs are screwed into the plurality of the screw grooves respectively. 
     
     
         14 . The vacuum cleaner according to  claim 13 , wherein each screw groove comprises:
 an assembling section extending along in a vertical direction and having an open lower end; and   a limiting section extending along in a horizontal direction and communicating with an upper end of the assembling section, wherein the limiting sections of the plurality of the screw grooves extend from the assembling section to the same direction along in a circumferential direction of the mesh filter.   
     
     
         15 . The vacuum cleaner according to  claim 14 , wherein a connection between the assembling section and the limiting section has an arc transition and is provided with a stop protrusion used for preventing each screw lug from sliding into the assembling section from the limiting section. 
     
     
         16 . The vacuum cleaner according to  claim 13 , wherein two screw grooves are provided opposite to each other in a radial direction of the mesh filter, and two screw lugs are provided opposite to each other in a radial direction of the cyclone cone. 
     
     
         17 . The vacuum cleaner according to  claim 14 , wherein two screw grooves are provided opposite to each other in a radial direction of the mesh filter, and two screw lugs are provided opposite to each other in a radial direction of the cyclone cone. 
     
     
         18 . The vacuum cleaner according to  claim 11 , wherein a connection between a bottom wall face and a side wall face of the screw groove has an arc transition, the screw lug is in the shape of a cylinder, and an edge of an end surface of the screw lug has an arc transition. 
     
     
         19 . The vacuum cleaner according to  claim 11 , wherein the mesh filter is provided with an annular stop platform to prevent the cyclone cone from moving upward. 
     
     
         20 . The vacuum cleaner according to  claim 11 , wherein a gap is provided between an outer peripheral surface of the cyclone cone and an inner peripheral surface of the dust barrel.