Cleaning apparatus

Abstract

A cleaning apparatus includes: a main body; wheels movably supporting the main body; a main brush rotatably supported in (by) the main body and configured to brush up refuse on a surface-to-be-cleaned; a first dust unit, which is detachable from the main body and into which refuse brushed up by the main brush is dispatched; a second dust unit, which is detachable from the main body and into which refuse brushed up by the main brush is dispatched; and a dust-collecting assembly comprising: a dust-collecting fan; a dust-collecting motor, which rotates the dust-collecting fan; and an outflow port, from which gas that has passed through the dust-collecting fan flows out; the dust-collecting assembly being configured to suction dust swept up by the main brush. The first dust unit and the second dust unity respectively have a first passageway and a second passageway, into which gas from the outflow port flows.

1 . A cleaning apparatus comprising:
 a main body;   wheels configured to rotate and to support the main body on a surface-to-be-cleaned;   a main brush rotatably supported by the main body and configured to brush up refuse on the surface-to-be-cleaned;   a first dust unit, which is detachable from the main body and into which refuse brushed up by the main brush is dispatched;   a second dust unit, which is detachable from the main body and into which refuse brushed up by the main brush is dispatched; and   a dust-collecting assembly comprising: a dust-collecting fan; a dust-collecting motor configured to rotate the dust-collecting fan; and an outflow port, from which gas that has passed through the dust-collecting fan flows out; the dust-collecting assembly being configured to suction dust generated by the brushing up performed by the main brush;   wherein:   the first dust unit has a first passageway, into which gas from the outflow port flows; and   the second dust unit has a second passageway, into which gas from the outflow port flows.   
     
     
         2 . The cleaning apparatus according to  claim 1 , wherein the first dust unit comprises a first container, which is detachable from the main body and into which the refuse is dispatched. 
     
     
         3 . The cleaning apparatus according to  claim 2 , wherein the first container has the first passageway and an air-exhaust port, from which gas that has flowed through the first passageway is discharged to the exterior of the first container. 
     
     
         4 . The cleaning apparatus according to  claim 3 , wherein the air-exhaust port is provided in a side surface of the first container. 
     
     
         5 . The cleaning apparatus according to  claim 1 , wherein the second dust unit has: a second container, into which the refuse is dispatched; and one or more jet ports, from which gas that has flowed through the second passageway is jetted into the interior of the second container. 
     
     
         6 . The cleaning apparatus according to  claim 5 , wherein:
 the second dust unit comprises an adapter, which has the second passageway and the jet port(s);   the second container is detachable from the adapter; and   the adapter is detachable from the main body.   
     
     
         7 . The cleaning apparatus according to  claim 6 , wherein:
 the adapter comprises a frame member, which is detachable from the main body, and a jet pipe, which is detachable from the frame member;   at least a portion of the second passageway is provided on the frame member; and   the jet port(s) is (are) provided in the jet pipe.   
     
     
         8 . The cleaning apparatus according to  claim 7 , wherein the jet port(s) is (are) configured to jet gas towards a lower portion of an entrance of the second container. 
     
     
         9 . The cleaning apparatus according to  claim 5 , wherein two or more of the jet ports are provided spaced apart in a prescribed direction. 
     
     
         10 . The cleaning apparatus according to  claim 6 , wherein the second container is mounted on a frame, which is detachable from the adapter. 
     
     
         11 . The cleaning apparatus according to  claim 7 , wherein the jet pipe is elongated in a left-right direction, which is parallel to a rotational axis of the wheels. 
     
     
         12 . The cleaning apparatus according to  claim 7 , wherein:
 an opening, which is fluidly connected to a lower-end portion of the second passageway provided in the interior of the frame member, is provided at one-end portion of the jet pipe; and   the other-end portion of the jet pipe is closed up.   
     
     
         13 . The cleaning apparatus according to  claim 12 , wherein:
 an insertion part, which extends in the left-right direction, is provided in the interior of the frame member; and   the jet pipe is configured to be mounted on the frame member by being inserted into the insertion part through an opening at the other-end portion of the insertion part.   
     
     
         14 . The cleaning apparatus according to  claim 5 , wherein the second container has a bag-like mesh part and a window, which is provided on an upper portion of the mesh part. 
     
     
         15 . The cleaning apparatus according to  claim 5 , wherein:
 an opening is provided in a portion of the second container; and   the second container comprises a fastener configured to open and close the opening.   
     
     
         16 . The cleaning apparatus according to  claim 4 , wherein the second dust unit has:
 a second container, into which the refuse is dispatched;   one or more jet ports, from which gas that has flowed through the second passageway is jetted into the interior of the second container; and   an adapter, which has the second passageway and the jet port(s);   the second container is detachable from the adapter; and   the adapter is detachable from the main body.   
     
     
         17 . The cleaning apparatus according to  claim 16 , wherein:
 the adapter comprises a frame member, which is detachable from the main body, and a jet pipe, which is detachable from the frame member;   at least a portion of the second passageway is provided on the frame member; and   two or more of the jet ports are provided in the jet pipe and are each configured to jet gas towards a lower portion of an entrance of the second container.   
     
     
         18 . The cleaning apparatus according to  claim 17 , wherein:
 the second container is mounted on a frame, which is detachable from the adapter,   the jet pipe is elongated in a left-right direction, which is parallel to a rotational axis of the wheels;   an opening, which is fluidly connected to a lower-end portion of the second passageway provided in the interior of the frame member, is provided at one-end portion of the jet pipe; and   the other-end portion of the jet pipe is closed up.   
     
     
         19 . The cleaning apparatus according to  claim 18 , wherein:
 an insertion part, which extends in the left-right direction, is provided in the interior of the frame member; and   the jet pipe is configured to be mounted on the frame member by being inserted into the insertion part through an opening at the other-end portion of the insertion part.   
     
     
         20 . The cleaning apparatus according to  claim 19 , wherein:
 the second container has a bag-like mesh part and a window, which is provided on an upper portion of the mesh part;   an opening is provided in a portion of the second container; and   the second container comprises a fastener configured to open and close the opening.