US 11,779,183 B2
Floor sweeping robot system with automatic dust collection function
Jun Wang, Hunan (CN); and Xiaoning Wang, Inner Mongolia (CN)
Assigned to Guangdong Lesheng Intelligent Technology Co., Ltd., Dongguan (CN)
Filed by Guangdong Lesheng Intelligent Technology Co., Ltd., Dongguan (CN)
Filed on Jul. 8, 2020, as Appl. No. 16/923,105.
Prior Publication US 2020/0367714 A1, Nov. 26, 2020
Int. Cl. A47L 9/14 (2006.01); A47L 11/40 (2006.01); A47L 11/24 (2006.01); A47L 9/28 (2006.01); A47L 9/10 (2006.01)
CPC A47L 11/4025 (2013.01) [A47L 9/102 (2013.01); A47L 9/106 (2013.01); A47L 9/149 (2013.01); A47L 9/2842 (2013.01); A47L 9/2847 (2013.01); A47L 11/24 (2013.01); A47L 11/4011 (2013.01); A47L 11/4027 (2013.01); A47L 11/4044 (2013.01); A47L 11/4083 (2013.01); A47L 2201/024 (2013.01); A47L 2201/06 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A floor sweeping robot system with an automatic dust collection function, comprising a dust collection device and a floor sweeping robot, wherein a first control mainboard and a water-dust integrated box are arranged in the floor sweeping robot; a dust collection chamber for collecting dust and a clean water chamber for storing clean water are arranged in the water-dust integrated box, and the dust collection chamber is independent of the clean water chamber; a dust collection port communicated with the dust collection chamber and a plurality of alignment elastic sheets electrically connected to the first control mainboard are arranged on a side face of the water-dust integrated box, and an air inlet communicated with the dust collection chamber is formed on an outer rear surface of the water-dust integrated box; an opening communicated with the dust collection chamber is formed at a top end of the water-dust integrated box, and a filter assembly is covered on the opening; an air outlet aligned with the filter assembly is formed on the outer rear surface of the water-dust integrated box; a water pump, a water suction pipe, a water outlet pipe, a one-way valve and a delivery pipe are arranged in the clean water chamber; two detection elastic sheets electrically connected to the first control mainboard are arranged on a surface of the one-way valve; a tail end of the water suction pipe is arranged on the bottom of the clean water chamber and communicated with an input end of the water pump, an output end of the water pump is communicated with an input end of the one-way valve, and an output end of the one-way valve is communicated with the water outlet pipe through the delivery pipe; and, the other end of the water outlet pipe extends outside the clean water chamber and is communicated with a floor mopping assembly located on the bottom of the water-dust integrated box; and
the dust collection device comprises a dust collection shell, a garbage recycling assembly, a power supply assembly and a second control mainboard; the garbage recycling assembly, the power supply assembly and the second control mainboard are all arranged in the dust collection shell; trigger elastic sheets that are electrically connected to the second control mainboard and provided in a number corresponding to the number of the alignment elastic sheets are arranged on a surface of the dust collection shell; a dust collection cavity for accommodating dust garbage is further arranged in the dust collection shell; the garbage recycling assembly comprises a negative pressure device that is communicated with the dust collection cavity and generates a negative pressure within the dust collection cavity, and a communication assembly that is communicated with the dust collection cavity; the power supply assembly is electrically connected to the negative pressure device and the second control mainboard, respectively, and the second control mainboard is electrically connected to the negative pressure device; the communication assembly comprises a first conduit, a silicone passage, a second conduit and a rubber suction port that are communicated successively; the first conduit is communicated with the dust collection cavity, the rubber suction port extends outside the dust collection device, and the silicone passage can be compressively deformed in its axial direction; and, the trigger elastic sheets come into contact with the corresponding alignment elastic sheets of the floor sweeping robot, and the rubber suction port of the dust collection device is fitted at the dust collection port of the floor sweeping robot wherein the power supply module comprises a power supply control board, an adapter and a wireless communication module; an output end of the adapter is connected to an input end of the power supply control board; an output end of the power supply control board is connected to the second control mainboard and an input end of the negative pressure device, respectively; and, the wireless communication module is in bidirectional communication connection with the second control mainboard.