Scrubbing brush and scrubber

Abstract

A scrubber includes: a main scrubber body; a scrubbing brush including a front cleaning brush and a rear cleaning brush; a front suction port facing toward the front cleaning brush and a rear suction port facing toward the rear cleaning brush; a front flow-guiding channel in communication with the main suction port and the front suction port; and a rear flow-guiding channel in communication with the main suction port and the rear suction port. A central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel intersect in the front flow-guiding channel.

What is claimed is: 
     
         1 . A scrubbing brush, comprising:
 a housing having a front part and a rear part that are opposite to each other;   a front cleaning brush disposed in the front part of the housing;   a rear cleaning brush disposed on in the rear part of the housing;   a main suction port, sewage water collected with the aid of the front cleaning brush and the rear cleaning brush entering the main suction port;   a front suction port facing toward the front cleaning brush;   a rear suction port facing toward the rear cleaning brush; and   a flow-guiding member comprising:
 a front flow-guiding channel in communication with the front suction port and the main suction port and configured to guide sewage water collected with the aid of the front cleaning brush to the main suction port; and 
 a rear flow-guiding channel in communication with the rear suction port and the main suction port and configured to guide sewage water collected with the aid of the rear cleaning brush to the main suction port, 
 wherein a central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel intersect in the front flow-guiding channel. 
   
     
     
         2 . The scrubbing brush according to  claim 1 , wherein an included angle between the central axis of the front flow-guiding channel and the central axis of the rear flow-guiding channel is in a range greater than 20° and smaller than 50°. 
     
     
         3 . The scrubbing brush according to  claim 1 , wherein an included angle between the front flow-guiding channel and a ground is in a range greater than 30° and smaller than 40°. 
     
     
         4 . The scrubbing brush according to  claim 1 , wherein an included angle between the rear flow-guiding channel and a ground is in a range smaller than 15°. 
     
     
         5 . The scrubbing brush according to  claim 1 , wherein the front flow-guiding channel comprises a front flow-guiding channel inlet, a positioning plate being disposed close to the front flow-guiding channel inlet; and wherein the housing has a fixing plate provided therein, the fixing plate and the positioning plate being engaged with each other. 
     
     
         6 . The scrubbing brush according to  claim 5 , wherein at least one fixing screw hole is further defined close to the front flow-guiding channel inlet and at a side of the positioning plate facing away from the front flow-guiding channel inlet. 
     
     
         7 . The scrubbing brush according to  claim 1 , wherein an end, in communication with the main suction port, of the rear flow-guiding channel is of a corner structure, the corner structure having a water storage groove formed therein. 
     
     
         8 . The scrubbing brush according to  claim 7 , wherein the water storage groove has an arc angle in a range greater than 60° and smaller than 100°. 
     
     
         9 . The scrubbing brush according to  claim 1 , wherein the flow-guiding member is a three-way flow-guiding member, wherein the main suction port, the front flow-guiding channel, and the rear flow-guiding channel are all disposed on the three-way flow-guiding member. 
     
     
         10 . The scrubbing brush according to  claim 9 , wherein the three-way flow-guiding member comprises a main body and a cover body, wherein the main body has an opening defined on a side surface thereof, and wherein the cover body is configured to block the opening. 
     
     
         11 . A scrubber, comprising:
 a handle;   a main scrubber body; and   a scrubbing brush located at an end of the main scrubber body and comprising:
 a housing having a front part and a rear part that are opposite to each other; 
 a front cleaning brush disposed in the front part of the housing; 
 a rear cleaning brush disposed in the rear part of the housing; 
 a main suction port, sewage water collected with the aid of the front cleaning brush and the rear cleaning brush entering the main suction port; 
 a front suction port facing toward the front cleaning brush; 
 a rear suction port facing toward the rear cleaning brush; 
 a front flow-guiding channel having an end in communication with the main suction port and another end in communication with the front suction port, and configured to guide sewage water collected with the aid of the front cleaning brush to the main suction port; and 
   a rear flow-guiding channel having an end in communication with the main suction port and another end in communication with the rear suction port, and configured to guide sewage water collected with the aid of the rear cleaning brush to the main suction port,   wherein a central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel intersect in the front flow-guiding channel.   
     
     
         12 . The scrubber according to  claim 11 , wherein an included angle between a central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel is in a range greater than 20° and smaller than 50°. 
     
     
         13 . The scrubber according to  claim 11 , wherein:
 an included angle between the front flow-guiding channel and a ground is in a range greater than 30° and smaller than 40°; and/or   an included angle between the rear flow-guiding channel and a ground is in a range smaller than 15°.   
     
     
         14 . The scrubber according to  claim 11 , wherein the end, in communication with the main suction port, of the rear flow-guiding channel is of a corner structure, the corner structure having a water storage groove formed therein. 
     
     
         15 . A scrubber, comprising:
 a handle; and   a main scrubber body; and   a scrubbing brush located at an end of the main scrubber body and comprising:
 a housing having a front part and a rear part that are opposite to each other; 
 a front cleaning brush disposed in the front part of the housing; 
 a rear cleaning brush disposed in the rear part of the housing; 
 a main suction port, sewage water collected with the aid of the front cleaning brush and the rear cleaning brush entering the main suction port; 
 a front suction port facing toward the front cleaning brush; 
 a rear suction port facing toward the rear cleaning brush; 
 a front flow-guiding channel having an end in communication with the main suction port and another end in communication with the front suction port, and configured to guide sewage water collected with the aid of the front cleaning brush to the main suction port; and 
 a rear flow-guiding channel having an end in communication with the main suction port and another end in communication with the rear suction port, and configured to guide sewage water collected with the aid of the rear cleaning brush to the main suction port, 
   wherein a central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel intersect in the front flow-guiding channel; and   wherein the scrubbing brush further comprises a three-way flow-guiding member, wherein the main suction port, the front flow-guiding channel, and the rear flow-guiding channel are all disposed on the three-way flow-guiding member.   
     
     
         16 . The scrubber according to  claim 15 , wherein the three-way flow-guiding member comprises a main body and a cover body, wherein the main body has an opening defined on a side surface thereof, and the cover body is configured to block the opening. 
     
     
         17 . The scrubber according to  claim 15 , wherein the front flow-guiding channel comprises a front flow-guiding channel inlet, a positioning plate being disposed close to the front flow-guiding channel inlet; and wherein the housing has a fixing plate defined therein, the fixing plate and the positioning plate being engaged with each other. 
     
     
         18 . The scrubber according to  claim 15 , wherein the end, in communication with the main suction port, of the rear flow-guiding channel is of a corner structure, the corner structure having a water storage groove formed therein. 
     
     
         19 . The scrubber according to  claim 18 , wherein the water storage groove has an arc angle in a range greater than 60° and smaller than 100°. 
     
     
         20 . The scrubber according to  claim 15 , wherein a first sealing ring is disposed between the front flow-guiding channel and the front suction port, and wherein a second sealing ring is disposed between the rear flow-guiding channel and the rear suction port.