Patent Publication Number: US-11039727-B2

Title: Washing basin for washing roller-type mops

Description:
CROSS-REFERENCE TO RELATED APPLICATION 
     This application is a 35 U.S.C.§ 371 national stage application of PCT Application Serial No. PCT/CN2018/083541 filed on Apr. 18, 2018, which claims priority to Chinese Patent Application Ser. Nos. CN201720560400.7, filed on May 19, 2017, the content of each are hereby incorporated by reference in their entireties. 
     TECHNICAL FIELD 
     The present disclosure relates to mop devices, and more particularly to a washing basin capable of automatically washing a roller-type mop. 
     BACKGROUND 
     It is known that the mop is an important washing tool. The prior roller-type mop has advantages of good washing effect and low labor intensity thereof, but the washing of the roller is quite inconvenience. The prior roller-type mop carries water tanks to respectively hold clean water and sewage, and a washing device is provided on a side of the roller so as to clean the roller. However, this type of mop has a large weight and is very cumbersome to use. Therefore, there is an urgent demand to design a washing basin capable of automatically clean the roller-type mop. 
     SUMMARY OF INVENTION 
     The general object of the present disclosure is to overcome the technical issues in the prior mops, and to provide a washing basin capable of automatically clean the roller-type mop. 
     To solve the technical issues set forth, the present disclosure provides a washing basin for washing the roller-type mop, which comprises: a basin body having a washing chamber and an drainage chamber located one over the other, the washing chamber is open upwardly for receiving the roller-type mop to be washed, the washing chamber is connected to connected to the external water source through an inlet electromagnetic valve, the drainage chamber is connected with an external drainpipe through an outlet electromagnetic valve; and a waste filter screen being provided between the washing chamber and the drainage chamber, wherein the inlet electromagnetic valve and the outlet electromagnetic valve are controlled via a control circuit. 
     A water level sensor connecting the control circuit is disposed on a side wall of the washing chamber, and the inlet electromagnetic valve is controlled to be closed via the control circuit, when the water level sensor senses that water is in place. 
     An overflow chamber is disposed at one side of the basin body, the side wall of the washing chamber has an overflow port for connecting the overflow chamber, and the overflow chamber is connected with the external drainpipe. 
     One side of a bottom plate of the washing chamber sinks downward, and the waste filter screen is disposed inside. 
     The bottom plate of the washing chamber is inclined downward toward one side of the waste filter screen, and the middle portion of the bottom plate is provided with a water-flowing groove facing the waste filter screen, and a top sheet is erected in the water-flowing groove. 
     At least one flushing pipe is erected on the bottom of the washing chamber, and the inlet end of the flushing pipe is connected with the inlet electromagnetic valve. 
     One side of the basin body is erected with a support column for supporting the roller-type mop, the support column is provided with a socket for inserting the roller-type mop pull rod hook, and a signal spring piece and a charging elastic piece to which the roller-type mop can be coupled. 
     The present application uses tap water to clean the roller-type mop and the waste bin thereof, the washing efficiency is high, energy saving, easy to operate, and does not need to soil the operator&#39;s hands and feet; at the same time, the defect of self-contained water tanks of the prior roller-type mop is eliminated, and the weight of the prior roller is greatly reduced, as such the roller-type mop is easy to use. 
    
    
     
       BRIEF DESCRIPTION OF DRAWINGS 
         FIG. 1  is a perspective view illustrating the front of the washing basin according to the present application; 
         FIG. 2  is a perspective view illustrating the rear of the washing basin according to the present application; 
         FIG. 3  is a cross-sectional view illustrating the washing basin according to the present application; and 
         FIG. 4  is a schematic view illustrating the washing basin washing the roller-type mop according to the present application. 
     
    
    
     DETAILED DESCRIPTION 
     In order to make the objectives, technical solutions and advantages of the disclosure more comprehensible, the disclosure is further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. 
     The present application discloses a washing basin for washing a roller-type mop, with reference to the front perspective view, the rear perspective view and the cross-sectional view of a preferred embodiment respectively shown in  FIGS. 1 to 3 , the washing basin has a basin body  46 , and the basin body is provided with a washing chamber  48  and an drainage chamber  49  located one over the other, and the washing chamber is open upwardly for receiving the roller-type mop  41  to be washed. The washing chamber is connected to connected to the external water source through an inlet electromagnetic valve  29 , and the drainage chamber is connected with the external drainpipe through an outlet electromagnetic valve  31 . A waste filter screen  28  is provided between the washing chamber and the drainage chamber, and the inlet electromagnetic valve and the outlet electromagnetic valve are controlled via a control circuit. 
     Referring to  FIG. 4  shown a use schematic diagram, the roller-type mop  41  is placed in the washing basin, the user presses the washing button, the inlet electromagnetic valve  29  is controlled to be opened via the control circuit and then the outlet electromagnetic valve  31  activates, and the roller-type mop is flushed with the flowing water; and the roller needs to be corresponded to rotate during washing to clean up the roller. 
     Referring to the preferred embodiment illustrated in  FIGS. 2 and 3 , a water level sensor  26  is provided on a side wall of the washing chamber to which the control circuit is coupled. The inlet electromagnetic valve  29  is controlled to be closed via the control circuit when the water level sensor senses that water is in place. This structure is aimed for water conservation. When washing starts, the inlet electromagnetic valve  29  is controller to be opened via the control circuit and the outlet electromagnetic valve  31  is closed, and water is injected into the washing chamber. Once the water level reaches a position where the water level sensor positioned, the inlet electromagnetic valve  29  is controlled to be closed, and the roller is cleaned by the water in the washing chamber. At this time, the roller also to be corresponded to rotate during washing. After the washing is completed, the outlet electromagnetic valve  31  is controlled to be opened so as to discharge the sewage. 
     Referring to the preferred embodiment shown in  FIG. 3  and  FIG. 4 , one side of the basin body  46  is provided with an overflow chamber  51 , and an overflow port  27  connecting the overflow chamber is formed on the side wall of the washing chamber  48 , and the overflow chamber is connected with the external sewer pipe. During operation, the water level in the washing chamber can be limited to prevent water from escaping from the upper edge of the basin body which may make the floor dirty. An outlet end of the inlet electromagnetic valve  29  may be connected to the overflow chamber, and the outlet port  21  as shown in  FIG. 2  is connect with the external drainpipe. 
     As can be seen from  FIG. 1  to  FIG. 4 , in the preferred embodiment, one side of bottom plate of the washing chamber sinks downward, and a waste filter screen  28  is disposed inside. The bottom plate of the washing chamber is inclined downward toward the side where the waste filter screen  28  positioned. The middle portion of the bottom plate is provided with a water-flowing groove  50  facing the waste filter screen, and a top sheet  23  is erected in the water-flowing groove. This structure is for tilting the roller-type mop  41 , and the roller is immersed in the water as much as possible, and at the same time, there is a large slope difference between the roller and the waste net  28 , so that the waste in the waste bin beside the roller and in the roller can be cleaned up. At least one flushing pipe  22  is erected on the bottom of the washing chamber, and an inlet end of the flushing pipe is connected with the inlet electromagnetic valve  29 . The top sheet  23  may open the flap door at the bottom of the roller-type mop bin such that the washing pipe can get into the inside of the roller-type mop, and rinse the roller and the waste bin to achieve an effect of deep washing. 
     In a preferred embodiment, a side of the basin body  46  is erected with a support post  47  for supporting the roller-type mop, the support post is provided with a socket  24  for inserting the roller-type mop pull rod hook, and a signal spring piece  8   a  and a charging elastic piece  7   a  that can be connected to the roller-type mop. It should be noted that the control circuit can be disposed in the basin body, and the washing button is disposed on the outer wall of the basin body. The washing button can be pressed to start washing after the roller-type mop is placed in the washing chamber  48 , the timing at which the inlet electromagnetic valve  29  or the outlet electromagnetic valve  31  is controlled to be opened or closed by the control circuit. The control circuit and the washing button may also be disposed in the roller-type mop. As the roller-type mop is inserted on the support column  47 , the water level sensor, the inlet electromagnetic valve and the outlet electromagnetic valve are connected with the control circuit through the signal spring  8   a ; That is, only when the roller-type mop  41  is inserted into the support column, the inlet electromagnetic valve  29  and the outlet electromagnetic valve  31  can be controlled to be opened or closed by the control circuit on the roller-type mop for washing. In the preferred embodiment, the mains power cord (reference sign  20  in  FIG. 2 ) is attached to the side wall of the basin body, and the power source can charge the roller-type mop via the charging elastic piece  7   a . The power adapter may be installed inside of the basin body of the washing basin or outside the basin body. 
     The foregoing descriptions are merely preferred embodiments of the disclosure and are not intended to limit the disclosure. Any modifications, equivalent substitutions and improvements etc. made within the spirit and principles of the disclosure of the present application should be understood as being included within the protection scope of the present application.