Cleaning Device, Cleaning System and Swimming Pool Cleaning Device

Abstract

A cleaning device, a cleaning system and a swimming pool cleaning device are provided. The cleaning device includes a machine body, a filter box, a fluid pumping apparatus, a traveling mechanism and a cleaning mechanism, where the machine body is provided with at least one water inlet and a water outlet, the filter box is arranged downstream of the water inlet, the fluid pumping apparatus is used for pumping water from the water inlet to the water outlet, and the traveling mechanism includes a traveling wheel, a crawler belt and a driving motor, and the cleaning mechanism at least includes a first roller brush and a second roller brush. The driving motor, the traveling wheel, the crawler belt, and the transmission connection between the first roller brush and the second roller brush enable the traveling mechanism to work in linkage with the cleaning mechanism.

What is claimed is: 
     
         1 . A cleaning device, comprising a machine body, a filter box, a fluid pumping apparatus, a traveling mechanism and a cleaning mechanism, wherein the machine body is provided with a water inlet and a water outlet, the filter box is in fluid communication with the water inlet, and the fluid pumping apparatus is configured for pumping water from the water inlet to the water outlet;
 the traveling mechanism comprises traveling wheels, crawler belts and a driving motor, wherein the traveling wheels at least comprise a first rear wheel, a second rear wheel, a first front wheel and a second front wheel; a first crawler belt is sleeved on peripheries of the first front wheel and the first rear wheel, and a second crawler belt is sleeved on peripheries of the second front wheel and the second rear wheel; a number of the driving motor is at least one, and the driving motor is in transmission connection with at least one traveling wheel;   the cleaning mechanism at least comprises a first roller brush and a second roller brush, wherein the first roller brush and the second roller brush are arranged between the first and second front wheels at intervals in parallel; the first roller brush and the second roller brush are driven by the first front wheel separately, or the first or second roller brush is driven by the first or second front wheel respectively; the first and second roller brushes rotate in opposite directions.   
     
     
         2 . The cleaning device according to  claim 1 , wherein the water inlet is arranged on a corresponding bottom shell between rotating shafts of the first roller brush and the second roller brush. 
     
     
         3 . The cleaning device according to  claim 1 , wherein each of the first and second roller brushes comprises a rotating shaft, a shaft sleeve and a plurality of blades, wherein the shaft sleeve is sleeved on the rotating shaft; and one end of each of the plurality of blades is circumferentially connected to the shaft sleeve; or the plurality of blades are formed on a base, wherein the base is arranged around the shaft sleeve or the rotating shaft to form an axial rolling brush shape; wherein when the first and second roller brushes rotate, the plurality of blades on the first and second roller brushes do not interfere or interfere. 
     
     
         4 . The cleaning device according to  claim 1 , wherein when the first roller brush and the second roller brush are independently driven by the first front wheel, the first front wheel is provided with central teeth, the central teeth rotate coaxially; a first side of the first roller brush is provided with a first roller brush gear, and a first side of the second roller brush is provided with a second roller brush gear; and the first roller brush gear and the second roller brush gear are respectively in transmission connection with the central teeth on the first front wheel, wherein the first roller brush gear is in transmission connection with the central teeth of the first front wheel through a first transition gear, or the second roller brush gear is in transmission connection with the central teeth of the first front wheel through a second transition gear, and the first and second transition gears are arranged alternatively;
 a first driving motor is engaged with central teeth, internal teeth or external teeth of the first rear wheel through a first driving gear for transmission; a rotation of the first rear wheel drives the first crawler belt to roll; rolling of the first crawler belt drives the first front wheel to rotate; when the first front wheel rotates, the first and second roller brushes are driven to rotate in opposite directions.   
     
     
         5 . The cleaning device according to  claim 1 , wherein when the first roller brush and the second roller brush are independently driven by the first front wheel, the first front wheel is provided with internal teeth and external teeth; a side of the first roller brush is provided with a first roller brush gear, and a side of the second roller brush is provided with a second roller brush gear; the first roller brush gear is in transmission connection with the internal teeth of the first front wheel and the second roller brush gear is in transmission connection with the external teeth of the first front wheel; or the first roller brush gear is in transmission connection with the external teeth on the first front wheel, and the second roller brush gear is in transmission connection with the internal teeth on the first front wheel;
 a first driving motor is engaged with central teeth, internal teeth or external teeth of the first rear wheel through a driving gear for transmission; a rotation of the first rear wheel drives the first crawler belt to roll; rolling of the first crawler belt drives the first front wheel to rotate; when the first front wheel rotates, the first and second roller brushes are driven to rotate in opposite directions.   
     
     
         6 . The cleaning device according to  claim 5 , wherein a second driving motor is engaged with central teeth, internal teeth or external teeth of the second rear wheel through a second driving gear for transmission, and a rotation of the second rear wheel drives the second crawler belt to roll, and rolling of the second crawler belt drives the second front wheel to rotate; or
 a second side of the first roller brush or the second roller brush is provided with a third roller brush gear, and the second front wheel is provided with external teeth, internal teeth or central teeth in engagement transmission with the third roller brush gear; when the first roller brush or the second roller brush rotates, the second front wheel is driven to rotate, and a rotation of the second front wheel drives the second crawler belt and the second rear wheel to rotate.   
     
     
         7 . The cleaning device according to  claim 1 , wherein when the first or second roller brush is driven by the first or second front wheel, the first roller brush and the second roller brush are respectively divided into a first section and a second section, and the first sections of the first and second roller brushes are located at a same side;
 each of the first and second front wheels is provided with central teeth, wherein the central teeth rotate coaxially, the first and second sections of the first roller brush are respectively provided with first roller brush gears, and the first and second sections of the second roller brush are respectively provided with second roller brush gears; and the first roller brush gear and the second roller brush gear are respectively in transmission connection with the central teeth on each of the first and second front wheels, wherein the first roller brush gear is in transmission connection with the central teeth of each of the first and second front wheels through a first transition gear, or the second roller brush gear is in transmission connection with the central teeth of each of the first and second front wheels through a second transition gear, and the first and second transition gears are arranged alternatively;   the driving motor drives the first and second rear wheels by engagement of a driving gear with central teeth, internal teeth or external teeth of the first and second rear wheels, and a rotation of the first and second rear wheels drives the crawler belts to roll, wherein the first and second front wheels are driven to rotate, and when the first front wheel rotates, the first sections of the first and second roller brushes are driven to rotate in opposite directions; when the second front wheel rotates, the second sections of the first and second roller brushes are driven to rotate in opposite directions.   
     
     
         8 . The cleaning device according to  claim 1 , wherein when the first or second roller brush is driven by the first or second front wheel, the first roller brush and the second roller brush are respectively divided into a first section and a second section, and the first sections of the first and second roller brushes are located at a same side;
 each of the first and second front wheels is provided with internal teeth and external teeth, the first and second sections of the first roller brush are respectively provided with first roller brush gears, and the first and second sections of the second roller brush are respectively provided with second roller brush gears; the first roller brush gears are in transmission connection with the internal teeth on the first and second front wheels, and the second roller brush gears are in transmission connection with the external teeth on the first and second front wheels; or the first roller brush gears are in transmission connection with the external teeth on the first and second front wheels, and the second roller brush gears are in transmission connection with the internal teeth on the first and second front wheels;   the driving motor drives the first and second rear wheels by engagement of a driving gear with central teeth, internal teeth or external teeth of the first and second rear wheels, and a rotation of the first and second rear wheels drives the crawler belt to roll, wherein the first and second front wheels are driven to rotate; and when the first front wheel rotates, the first sections of the first and second roller brushes are driven to rotate in opposite directions; when the second front wheel rotates, the second sections of the first and second roller brushes are driven to rotate in opposite directions.   
     
     
         9 . The cleaning device according to  claim 1 , wherein when the first or second roller brush are driven by the first or second front wheel, a first roller brush gear and a first support are respectively arranged at both ends of a rotating shaft of the first roller brush, and a second roller brush gear and a second support are respectively arranged at both ends of a rotating shaft of the second roller brush; the first roller brush gear is in engagement transmission with external teeth or internal teeth of the first front wheel, the first support abuts against an outer ring or an inner ring of the second front wheel, and the second roller brush gear is in engagement transmission with internal teeth or external teeth of the second front wheel, and the second support abuts against an inner ring or an outer ring of the first front wheel;
 the driving motor drives the first and second rear wheels in a gear-driven manner, and the first and second rear wheels are provided with central teeth, internal teeth or external teeth; a driving gear of the driving motor is engaged with the central teeth, the internal teeth or the external teeth of the first and second rear wheels for transmission; a rotation of the first and second rear wheels drives rolling of the crawler belt, and the rolling of the crawler belt drives a rotation of the first and second front wheels; when the first front wheel rotates, the first roller brush is driven to rotate; when the second front wheel rotates, the second roller brush is driven to rotate.   
     
     
         10 . The cleaning device according to  claim 1 , wherein there is one driving motor, the driving motor is arranged in the first roller brush; when the first roller brush rotates together with the driving motor, the driving motor is in transmission connection with the first front wheel at a first end of a rotating shaft of the first roller brush, and both ends of a rotating shaft of the second roller brush are drivingly connected with the first roller brush and the second roller brush respectively; when the driving motor rotates, the first front wheel is driven to rotate, a rotation of the first front wheel drives the second roller brush to rotate, and the first crawler belt and the first rear wheel are simultaneously driven to rotate; a rotation of the second roller brush drives a rotation of the second front wheel, and the rotation of the second front wheel drives the second crawler belt and the second rear wheel to rotate; when the first roller brush rotates with the driving motor, a second end of the rotating shaft of the first roller brush is in transmission connection with the second front wheel, and the rotation of the second front wheel drives the first roller brush to rotate. 
     
     
         11 . The cleaning device according to  claim 1 , wherein the driving motor comprises a first driving motor and a second driving motor, wherein the first driving motor is arranged in the first roller brush and the second driving motor is arranged in the second roller brush; when the first and second roller brushes rotate together with the driving motor, the first driving motor is in transmission connection with the first front wheel at a first end of a rotating shaft of the first roller brush, and the second driving motor is in transmission connection with the second front wheel at a first end of a rotating shaft of the second roller brush; when the first driving motor rotates, the first front wheel and the first roller brush are driven to rotate, and a rotation of the first front wheel drives the first crawler belt and the first rear wheel to rotate; when the second driving motor rotates, the second roller brush and the second front wheel are driven to rotate, and a rotation of the second front wheel drives the second crawler belt and the second rear wheel to rotate;
 when the first or second roller brush rotates with the driving motor, a second end of the rotating shaft of the first or second roller brush is in transmission connection with the second or first front wheel, and when the second or first front wheel rotates, the first or second roller brush is driven to rotate;   when the first and second roller brushes do not rotate together with the driving motor, the second end of the rotating shaft of the first roller brush is in transmission connection with the second front wheel, and the second end of the rotating shaft of the second roller brush is in transmission connection with the first front wheel; when the first and second front wheels rotate, the second and first roller brushes are respectively driven to rotate.   
     
     
         12 . A cleaning system applied to a swimming pool cleaning device, comprising:
 at least two roller brushes, wherein the at least two roller brushes are arranged in parallel, and an opening is arranged at a bottom of the corresponding swimming pool cleaning device between rotating shafts of the at least two roller brushes arranged in parallel, and the opening is at least one of water inlets in fluid communication with a filtering system inside the swimming pool cleaning device; and   a roller brush driving source, wherein the roller brush driving source is in transmission connection with the at least two roller brushes through at least one transmission structure and is configured to drive the at least two roller brushes to rotate in opposite directions.   
     
     
         13 . The cleaning system according to  claim 12 , wherein a width of the opening is greater than or equal to a spacing between circumferential profiles of two adjacent roller brushes located on two sides of the opening in a width direction. 
     
     
         14 . The cleaning system according to  claim 12 , wherein the roller brush driving source comprises a traveling mechanism of the swimming pool cleaning device;
 the traveling mechanism comprises traveling wheels, crawler belts and a driving motor, wherein the traveling wheels at least comprise a first rear wheel, a second rear wheel, a first front wheel and a second front wheel; a first crawler belt is sleeved on peripheries of the first front wheel and the first rear wheel, and a second crawler belt is sleeved on peripheries of the second front wheel and the second rear wheel; a number of the driving motor is at least one, and at least one driving motor is in transmission connection with at least one traveling wheel;   the at least two roller brushes are arranged between the first front wheel and the second front wheel, and are driven to rotate by the first front wheel and/or the second front wheel through the at least one transmission structure; or at least one driving motor drives the at least two roller brushes to rotate directly or through the at least one transmission structure; or the at least two roller brushes are driven to rotate by at least one driving motor and a front wheel through the at least one transmission structure.   
     
     
         15 . The cleaning system according to  claim 14 , wherein the at least two roller brushes comprises a first roller brush and a second roller brush, an axis of the first roller brush is located outside or inside a contour line of each of the first and second front wheels when viewed laterally, and an axis of the second roller brush is located inside or outside the contour line of each of the first and second front wheels; or the axes of the first and second roller brushes are both within the contour line of each of the first and second front wheels. 
     
     
         16 . The cleaning system according to  claim 12 , wherein each of the at least two roller brushes comprises a rotating shaft, a shaft sleeve and a plurality of blades, wherein the shaft sleeve is sleeved on the rotating shaft, one end of each of the plurality of blades being connected to the shaft sleeve along an axial direction and circumferentially; wherein the plurality of blades on the at least two roller brushes rotating in opposite directions are in contact or spaced apart. 
     
     
         17 . The cleaning system according to  claim 13 , wherein a projection of the opening on a surface to be cleaned at least partially coincides with a projection of a spacing between ends of blade ends of the at least two roller brushes on the surface to be cleaned; and the opening is further away from a front end of the cleaning device than the spacing. 
     
     
         18 . A swimming pool cleaning device, comprising at least one water inlet, a filtering system and a traveling mechanism, wherein the swimming pool cleaning device further comprises a cleaning system,
 in the cleaning system:   at least two parallel roller brushes are at least partially arranged in at least two roller brush bins arranged at a bottom of the cleaning device;   the at least one water inlet is arranged between the at least two roller brush bins and is in fluid communication with the filtering system;   the at least two parallel roller brushes are respectively driven by the traveling mechanism to rotate in opposite directions; and   the at least two parallel roller brushes comprise blades, and a minimum spacing between ends of the blades on the at least two parallel roller brushes is less than or equal to a width of the at least one water inlet.   
     
     
         19 . The swimming pool cleaning device according to  claim 18 , wherein a projection of the at least one water inlet on a surface to be cleaned at least partially coincides with a projection of the spacing between the ends of the blades of the at least two parallel roller brushes on the surface to be cleaned; and the at least one water inlet is further away from a front end of the cleaning device than the spacing. 
     
     
         20 . The swimming pool cleaning device according to  claim 18 , wherein the at least two parallel roller brushes arranged in parallel are respectively driven by the traveling mechanism to rotate in opposite directions, comprising one of the following: driven by a single traveling wheel or driven by two traveling wheels respectively.