Support structure and cleaning device

Abstract

The present disclosure relates to a supporting structure and a cleaning device. The supporting structure includes a top structure and a side structure. The top structure is connected and fixed to a main body of the cleaning device. The side structure includes: a dust bag installation structure, a dust bag being fittingly installed to the dust bag installation structure through an installation assembly on the dust bag; and a support air inlet channel for communicating a dirty air inlet of the cleaning device and a dust bag inlet.

1 . A supporting structure, comprising:
 a top structure connected to and fixed to a main body of a cleaning device; and   a side structure comprising:
 a dust bag installation structure, a dust bag being fittingly installed to the dust bag installation structure through an installation assembly on the dust bag; and 
 a support air inlet channel for communicating a dirty air inlet of the cleaning device and a dust bag inlet. 
   
     
     
         2 . The supporting structure according to  claim 1 , wherein
 the top structure comprises:
 an air-permeable grid in a flat or curved shape; and 
 a clamping groove mating with a corresponding fastener in the main body of the cleaning device for fixing, or a fastener mating with a corresponding clamping groove in the main body of the cleaning device for fixing. 
   
     
     
         3 . The supporting structure according to  claim 1 , wherein
 the dust bag installation structure comprises two sliding grooves disposed on support legs respectively to accommodate two sides of the installation assembly of the dust bag to be inserted and slide in the two sliding grooves; and   when the two sides of the installation assembly move in the two sliding grooves to end points of the two sliding grooves, respectively, an inner opening of the support air inlet channel is aligned with an opening of the dust bag to form a through air inlet channel.   
     
     
         4 . The supporting structure according to  claim 1 , wherein
 a flange surrounding a channel inlet is disposed at a part of the support air inlet channel butted with a tail end of the dirty air inlet of the cleaning device, and   the flange is provided with a groove along a channel direction, the groove being provided for disposing a sealing ring.   
     
     
         5 . The supporting structure according to  claim 1 , wherein
 the side structure further comprises:
 an elastic fastener assembly disposed on a lower side of the support air inlet channel for limiting the dust bag after the dust bag is installed in place. 
   
     
     
         6 . The supporting structure according to  claim 5 , wherein
 the elastic fastener assembly comprises:
 an elastic component, and 
 an elastic fastener comprising:
 a sliding part; 
 a hook part at one end of the sliding part, cooperating with an elastic fastener stop bar on the dust bag to limit the dust bag; and 
 an abutting part cooperating with the elastic component to achieve a sliding and reset of the whole elastic fastener. 
 
   
     
     
         7 . The supporting structure according to  claim 6 , wherein:
 the elastic component is a spring, one end of the spring abuts against the supporting structure, and the other end of the spring being abuts against the abutting part.   
     
     
         8 . The supporting structure according to  claim 7 , wherein:
 the supporting structure is provided with a groove suitable for accommodating the elastic fastener assembly; and   the elastic component and the abutting part are disposed in the groove, one side of the abutting part not abutted against the elastic component is in close contact with a side wall of the groove when the elastic component is in a balanced state.   
     
     
         9 . The supporting structure according to  claim 6 , wherein
 the hook part is formed as a substantially wedge-shaped member, and is formed by a plane substantially parallel to the top structure and an inclined surface intersecting the plane and facing a bottom of a dust bucket.   
     
     
         10 . A cleaning device, comprising a dust bag, a dust bag supporting structure, a dust collecting bucket provided with a dirty air inlet, and a main body, the dust bag supporting structure being detachably connected to the main body, wherein
 the dust bag comprises a bag body made of a flexible air-permeable material, and an installation assembly fixedly connected to the bag body;   the dust bag is installed to the dust bag supporting structure by the installation assembly; and   the bag body and the installation assembly are provided with openings of substantially the same size, and the openings abut with the dirty air inlet to allow dirty air to enter the dust bag.   
     
     
         11 . The cleaning device according to  claim 10 , wherein
 the installation assembly comprises:
 an inner clamping plate bonded and fixed to the bag body, 
 an outer clamping plate, and 
 a drawing plate between the inner clamping plate and the outer clamping plate, wherein after the inner clamping plate and the outer clamping plate are fixedly bonded, the drawing plate is slideable between the inner clamping plate and the outer clamping plate. 
   
     
     
         12 . The cleaning device according to  claim 11 , wherein
 a soft sealing tape is fixed at one end, close to an opening of the drawing plate, of the drawing plate, and the other end of the soft sealing tape is fixedly connected to one of the inner clamping plate, the outer clamping plate and the dust bag; and   a drawing part is provided at one end, away from the opening in the drawing plate, of the drawing plate.   
     
     
         13 . The cleaning device according to  claim 12 , wherein
 the inner clamping plate and the outer clamping plate are provided with a first sealing member and a second sealing member on sides thereof close to the drawing plate, respectively; or   the outer clamping plate is provided with a third sealing member on an outer side of an opening; or   the inner clamping plate and the outer clamping plate are provided with a first sealing member and a second sealing member on sides thereof close to the drawing plate, respectively, and the outer clamping plate is provided with a third sealing member on an outer side of an opening.   
     
     
         14 . The cleaning device according to  claim 11 , wherein
 the outer side of the outer clamping plate is further provided with an elastic fastener stop bar, the elastic fastener stop bar mates with an elastic fastener assembly on a a supporting structure to fix the dust bag.   
     
     
         15 . The cleaning device according to  claim 10 , wherein
 the bag body is provided with a transparent window along a longitudinal direction, and a garbage storage condition in the dust bag is observable through the transparent window.   
     
     
         16 . The cleaning device according to  claim 10 , wherein
 a surface of the bag body is sprayed with an anti-allergen agent; or a broad-spectrum bactericide, or an anti-allergen agent and a broad-spectrum bactericide.