Drainer, Wet Mopping Device, And Wet-And-Dry Cleaning Head

Abstract

A drainer having: a housing including a plurality of water discharge holes at the bottom, at least one water inlet at the top, and a cavity inside, the water inlet, cavity, and the water discharge holes in communication sequentially; and a plurality of absorbent cores partially exposed from a corresponding water discharge hole such that each of the absorbent cores is configured to guide water flowing into the cavity to the exterior of the housing through the water discharge holes. The drainer may be configured with a wet mopping device and wet and dry cleaning head.

1 . A drainer for a floor cleaning equipment comprising:
 a housing with a plurality of water discharge holes at a bottom, at least one water inlet at a top, and defining a cavity inside, the water inlet, the cavity, and the plurality of water discharge holes in communication sequentially; and   a plurality of absorbent cores mounted in the cavity of the housing, each of the plurality of absorbent cores partially exposed from a corresponding water discharge hole, such that each of the plurality of absorbent cores is configured to guide water entering the cavity to the exterior of the housing through the water discharge holes.   
     
     
         2 . The drainer for a floor cleaning equipment according to  claim 1 , wherein the housing is integrally formed, and the absorbent cores are permanently limited inside the housing. 
     
     
         3 . The drainer for a floor cleaning equipment according to  claim 1 , wherein the housing is formed by at least two parts separable from each other, so that the plurality of absorbent cores are replaceable. 
     
     
         4 . The drainer for a floor cleaning equipment according to  claim 1 , further comprising a water guiding member capable of guiding water to flow from one side to another at an inner bottom face of the cavity; each of the plurality of absorbent cores in contact with the water guiding member, so that water flowing onto the water guiding member is guided to the plurality of absorbent cores. 
     
     
         5 . The drainer for a floor cleaning equipment according to  claim 4 , wherein the water guiding member and the plurality of absorbent cores are integrally formed. 
     
     
         6 . The drainer for a floor cleaning equipment according to  claim 1 , further comprising a partition located above the plurality of absorbent cores inside the cavity, the partition having a plurality of through holes via which water flowing into the cavity flows to the plurality of absorbent cores below. 
     
     
         7 . The drainer for a floor cleaning equipment according to  claim 6 , wherein an upper surface of the partition is an oblique face that inclines downwards from near the water inlet to away from the water inlet. 
     
     
         8 . The drainer for a floor cleaning equipment according to  claim 4 , further an inner wall face of the housing comprises at least one positioning pin on which the water guiding member is sleeved. 
     
     
         9 . The drainer for a floor cleaning equipment according to  claim 4 , wherein an inner wall face of the housing comprises a plurality of plots located above the plurality of absorbent cores, each of the plurality of plots facing one water discharge hole, the plurality of absorbent cores tightly pressed inside the water discharge holes by the plurality of plots. 
     
     
         10 . A wet mopping device, comprising:
 a base plate for mounting a mop cloth; and   a water supply tank located above the base plate for supplying water to the mop cloth, a bottom of the water supply tank comprising a water outlet;   wherein, the base plate comprises a drainer according to  claim 1 , the water inlet is in communication with the water outlet, and the housing of the drainer is at least partially separable from the base plate.   
     
     
         11 . The wet mopping device according to  claim 10 , wherein the base plate comprises a venting pipe connecting the cavity of the drainer with the water supply tank, the venting pipe protruding from an upper surface of the base plate and up to above a maximum fill level of water in the water supply tank, the housing of the drainer comprising a connecting port connected with the venting pipe. 
     
     
         12 . The wet mopping device according to  claim 10 , wherein, an upper half of the housing is integrally formed with the base plate, and a lower half of the housing is detachably connected to the upper half. 
     
     
         13 . The wet mopping device according to  claim 12 , wherein, the base plate further comprises a protrusion protruding inside the cavity of the drainer. 
     
     
         14 . The wet mopping device according to  claim 10 , wherein the housing of the drainer is integrally separable from the base plate. 
     
     
         15 . The wet mopping device according to  claim 14 , wherein the base plate further comprises a groove for receiving the housing. 
     
     
         16 . The wet mopping device according to  claim 10 , wherein, a top of the water supply tank comprises a water filling port, a tank cap is arranged at the water filling port and comprises an air inlet open towards an interior of the water supply tank and an air opening open towards the outside of the water supply tank, the tank cap further comprises a chicane shape formed by at least one baffle and forming an air inlet channel extending inside the tank cap from the air inlet to the air opening. 
     
     
         17 . The wet mopping device according to  claim 10 , wherein the base plate and the water supply tank are integrally fixed or integrally formed. 
     
     
         18 . A wet-and-dry cleaning head for a floor cleaning equipment, comprising:
 a cleaning head body with at least one dust suction port at the bottom;   a base plate for mounting a mop cloth;   a water supply tank located above the base plate for supplying water to the mop cloth, a bottom of the water supply tank comprising a water outlet;   wherein the base plate comprises a drainer according to  claim 1 , the water inlet at the top of the housing is in communication with the water outlet, the housing of the drainer is at least partially separable from the base plate.   
     
     
         19 . The wet-and-dry cleaning head according to  claim 18  for a floor cleaning equipment, wherein the base plate is located at a bottom of the cleaning head body, and the water supply tank is detachably mounted at a top of the cleaning head body. 
     
     
         20 . The wet-and-dry cleaning head according to  claim 19  for a floor cleaning equipment, wherein the base plate is detachably mounted at the bottom of the cleaning head body. 
     
     
         21 . The wet-and-dry cleaning head according to  claim 18  for a floor cleaning equipment, wherein the base plate and the water supply tank are integrally fixed or integrally formed, and are detachably mounted to the cleaning head body. 
     
     
         22 . The wet-and-dry cleaning head according to  claim 18 , wherein the base plate comprises at least one locking element which cooperates with a corresponding locker arranged on the cleaning head body so as to lock the base plate with the cleaning head body.