Cleaning robot

Abstract

A cleaning robot is provided and includes a robot body and a cleaning system, the cleaning system is disposed on the robot body and includes a cleaning head and an auxiliary cleaning head, the auxiliary cleaning head includes a wet auxiliary cleaning head, wherein an outer edge of the wet auxiliary cleaning head exceeds beyond an outer edge of the robot body.

1 . A cleaning robot, comprising:
 a robot body; and   a cleaning system disposed on the robot body and comprising a cleaning head and an auxiliary cleaning head, wherein the auxiliary cleaning head comprises a wet auxiliary cleaning head, and an outer edge of the wet auxiliary cleaning head extends beyond an outer edge of the robot body.   
     
     
         2 . The cleaning robot according to  claim 1 , wherein the robot body comprises a forward portion, the forward portion is substantially rectangular in shape; the auxiliary cleaning head is disposed at a corner of the forward portion; and a first part of the wet auxiliary cleaning head extending beyond the robot body is less than a second part of the wet auxiliary cleaning head disposed below the robot body. 
     
     
         3 . The cleaning robot according to  claim 1 , further comprising a driving system, wherein the driving system comprises a first driving wheel module and a second driving wheel module disposed along a transverse axis of the robot body, the transverse axis is perpendicular to a movement direction of the cleaning robot, and a preset included angel is formed between the cleaning head and the transverse axis. 
     
     
         4 . The cleaning robot according to  claim 3 , wherein the auxiliary cleaning head is disposed on a side of the cleaning head inclined backwards. 
     
     
         5 . The cleaning robot according to  claim 1 , wherein the cleaning head is rotatably disposed around a first axis, and the auxiliary cleaning head is rotatably disposed around a second axis; and
 the first axis is perpendicular to the second axis.   
     
     
         6 . The cleaning robot according to  claim 1 , wherein the cleaning system further comprises:
 a liquid supply part configured to feed a washing liquid to at least one of the cleaning head or the auxiliary cleaning head.   
     
     
         7 . The cleaning robot according to  claim 6 , wherein the cleaning system further comprises:
 a water pump communicated with the liquid supply part to feed the washing liquid from the liquid supply part to at least one of the cleaning head or the auxiliary cleaning head.   
     
     
         8 . The cleaning robot according to  claim 6 , wherein the robot body comprises a fixed bracket; the cleaning head is disposed in the fixed bracket; the fixed bracket is defined with a liquid supply channel; and the liquid supply part feeds the washing liquid to the cleaning head through the liquid supply channel. 
     
     
         9 . The cleaning robot according to  claim 8 , wherein the liquid supply channel comprises a liquid inlet and a liquid outlet, wherein the liquid inlet is communicated with the liquid supply part, and the liquid outlet is configured to feed the washing liquid to the cleaning head; and
 a plurality of liquid outlets are provided, and the plurality of liquid outlets are disposed at intervals in a direction parallel to the cleaning head.   
     
     
         10 . The cleaning robot according to  claim 1 , further comprising:
 a recovery system disposed on the robot body and comprising a collecting part, wherein the collecting part is configured to collect residues on at least one of the cleaning head, the auxiliary cleaning head or a surface to be cleaned.   
     
     
         11 . The cleaning robot according to  claim 10 , wherein the recovery system further comprises:
 a squeegee strip configured to be in contact with the cleaning head, wherein the squeegee strip is configured to remove the residues from the cleaning head by interfering with the cleaning head, and the residues are collected by the collecting part.   
     
     
         12 . The cleaning robot according to  claim 11 , wherein the squeegee strip is parallel to the cleaning head. 
     
     
         13 . The cleaning robot according to  claim 11 , wherein the squeegee strip is defined with a water suction port, and the water suction port is communicated with the collecting part. 
     
     
         14 . The cleaning robot according to  claim 10 , wherein the recovery system further comprises:
 a power part in pneumatic communication with the collecting part to collect the residues to the collecting part.   
     
     
         15 . The cleaning robot according to  claim 1 , wherein the collecting part comprises an inlet and an outlet; and the cleaning robot further comprises:
 a blocking assembly disposed on the robot body, wherein at least a part of the blocking assembly is adjustably arranged to close or release the inlet and the outlet.   
     
     
         16 . The cleaning robot according to  claim 15 , wherein the blocking assembly comprises:
 a connecting rod;   a first blocking member disposed on the connecting rod; and   a second blocking member disposed on the connecting rod, wherein the connecting rod is movably disposed relative to the robot body, such that the first blocking member and the second blocking member close or release the inlet and the outlet respectively.   
     
     
         17 . The cleaning robot  claim 1 , further comprising:
 a detection system disposed on the robot body, wherein at least a part of the detection system extends from the outer edge of the robot body.   
     
     
         18 . The cleaning robot according to  claim 17 , wherein at least a part of the detection system is movably disposed relative to the robot body. 
     
     
         19 . The cleaning robot according to  claim 9 , wherein an accommodating chamber is formed in the fixed bracket, and the liquid outlet is disposed on one of the following: a chamber wall of the accommodating chamber, a top portion the accommodating chamber or a side portion of the accommodating chamber. 
     
     
         20 . The cleaning robot according to  claim 13 , wherein the water suction port is disposed on a side of the squeegee strip away from the cleaning head.