Liquid dispensing device

1. A liquid dispenser provided at a sink and comprising:

a cylinder body coupled to the sink;

a first liquid discharge nozzle coupled to the cylinder body, the first liquid discharge nozzle supplying at least one of a purified liquid, a heated liquid, or a cooled liquid; and

a second liquid discharge nozzle coupled to the cylinder body the second liquid discharge nozzle being spaced from the first liquid discharge nozzle and supplying a sterilizing liquid,

wherein the liquid dispenser further comprises a touch screen positioned at an upper surface of the first liquid discharge nozzle, and

wherein the touch screen controls each of a hot, purified, cold, sterilized liquid selection function, a liquid discharge command function, a cold and hot liquid temperature setting and display function, a filter replacement cycle notification function, a function of setting capacity of liquid discharged, and a function of setting a discharge time of the liquid discharged.

2. The liquid dispenser of claim 1 ,

wherein the first liquid discharge nozzle and the second liquid discharge nozzle rotate independently with respect to the cylinder body.

3. The liquid dispenser according to claim 2 , wherein a first insertion extension having a hollow shape into which an upper end of the cylinder body is accommodated is defined in a lower end of one side of the first liquid discharge nozzle, and

a second insertion extension having a hollow shape through which a portion of the cylinder body passes is defined in a lower end of one side of the second liquid discharge nozzle.

4. The liquid dispenser according to claim 3 , wherein a first body having a hollow shape and defining an outer appearance to cover the second insertion extension and a section of the cylinder body is positioned between an outer surface of the sink and the second liquid discharge nozzle, and

a second body having a hollow shape and defining an outer appearance to cover the first insertion extension and a section of the cylinder body is positioned between the first liquid discharge nozzle and the second liquid discharge nozzle.

5. The liquid dispenser according to claim 4 , wherein at least one O-ring or square ring, which is made of an elastic material to hold a clearance, is inserted at least one of between the cylinder body and the first insertion extension or between the cylinder body and the second insertion extension.

6. The liquid dispenser according to claim 4 , wherein at least one O-ring or square ring, which is made of an elastic material to hold a clearance, is inserted at one of between the first insertion extension and the second body or between the second insertion extension and the first body.

7. The liquid dispenser according to claim 4 , wherein a square ring insertion groove that is recessed inward is defined in an outer surface of the cylinder body in a circumferential direction,

an insertion section of a square ring support is inserted into the square ring insertion groove, and the square ring insertion groove further includes a square ring support extending horizontally from a lower end of the insertion section to an outside, and

a second square ring is seated on an upper end of the square ring support.

8. The liquid dispenser according to claim 7 , wherein an upper end of the second square ring is in contact with and supported on a lower end of the second insertion extension.

9. The liquid dispenser of claim 1 , wherein:

the cylinder body includes a hollow and a rotation limit hole opened by a predetermined height that is defined along a circumference of a side surface thereof,

the second liquid discharge nozzle has one side at which an insertion extension having a cylindrical shape and rotatably connected to the cylinder body is defined and another side at which a cock connected to a tube extending into the hollow of the cylinder body and the rotation limit hole is positioned, the second liquid discharge nozzle being provided with a second stopper accommodated in the rotation limit hole at one side thereof to limit a rotation range of the second liquid discharge nozzle.

10. The liquid dispenser according to claim 9 , wherein at least a portion of the stopper protrudes inside of the insertion extension.

11. The liquid dispenser according to claim 9 , wherein the insertion extension is a second insertion extension, the tube is a second tube, and the cock is a second cock, and

wherein the first liquid discharge nozzle has one side at which a first insertion extension having a cylindrical shape is defined and another side at which a first cock connected to a first tube extending into the hollow of the cylinder body and an upper end of the cylinder body is positioned.

12. The liquid dispenser according to claim 11 , wherein a first connection member having a ring shape is coupled to an upper end of the cylinder body, and a pair of stoppers protrude upward from respective sides of an upper end of the first connection member, wherein the pair of stoppers include a first stopper and a third stopper, and

wherein at least a portion of the first stopper extends to an upper side of the first connection member to limit a rotation range of the first liquid discharge nozzle while being hung on the first stopper when the first liquid discharge nozzle rotates.

13. The liquid dispenser according to claim 12 , wherein the first stopper extends to protrude inside of the first insertion extension.

14. The liquid dispenser according to claim 12 , further comprising a second connection member which is positioned below the first connection member, at least a portion of the second connection member being inserted into and coupled to the hollow of the cylinder body.

15. The liquid dispenser according to claim 14 , further comprising a coupling member configured to connect the first connection member to the second connection member, the coupling member extending upward to partition the hollow of the cylinder body into a plurality of spaces.

16. The liquid dispenser of claim 1 , wherein:

the first liquid discharge nozzle has a first side coupled to an upper section of the cylinder body to extend horizontally and a second side at which a first cock connected to a first tube passing through the first liquid discharge nozzle and into a hollow section of the cylinder body is positioned, the first liquid discharge nozzle having an upper region that is opened, and

the touch screen is separably coupled to the upper region of the first liquid discharge nozzle, the touch screen covering the opened upper region of the first liquid discharge nozzle when coupled to the first liquid discharge nozzle.

17. The liquid dispenser according to claim 16 , wherein the touch screen includes:

a plate positioned at an uppermost side to define a top surface of the first liquid discharge nozzle;

a frame positioned below the plate to provide a plurality of opening grooves and a sidewall extending downward along a circumference thereof; and

a printed circuit board (PCB) positioned below the frame or positioned inside the frame.

18. The liquid dispenser according to claim 17 , wherein an outer circumference of the plate protrudes further outward than the sidewall of the frame.

19. The liquid dispenser according to claim 16 , further comprising:

a first insertion extension having a hollow shape, rotatably coupled to the cylinder body, and defined in a lower end of the first side of the first liquid discharge nozzle, and

at least one connection terminal that is positioned on the PCB at a position facing an interior of the first insertion extension.

20. The liquid dispenser according to claim 16 , wherein the first liquid discharge nozzle includes at least one hook protrusion that is convexly curved upward to hold the first tube.

21. The liquid dispenser according to claim 16 , wherein the first tube and the first cock are configured to be removable from the first liquid discharge nozzle when the touch screen is removed from the first liquid discharge nozzle to open the upper region of the first liquid discharge nozzle.

22. The liquid dispenser according to claim 16 , wherein a second cock coupled to a second tube extending into a hollow of the cylinder body is positioned on the second liquid discharge nozzle.

23. The liquid dispenser according to claim 22 , wherein the second liquid discharge nozzle has an opened lower region, and the opened lower region of the second liquid discharge nozzle is covered by a lower frame to define a bottom surface of the second liquid discharge nozzle, and

the second tube and the second cock are configured to be removed from the second liquid discharge nozzle when the lower frame is removed to expose the open lower region of the second liquid discharge nozzle.

24. The liquid dispenser according to claim 1 , wherein a first cock through which the at least one of the purified liquid, the heated liquid, or the cooled liquid is discharged is positioned on a lower end of one side of the first liquid discharge nozzle, and a first tube having a first side connected to the first cock and a second side passing into a hollow of the cylinder body is positioned to extend inside the first liquid discharge nozzle, and

a second cock through which the sterilizing liquid is discharged is positioned on a lower end of one side of the second liquid discharge nozzle, and a second tube having a first side connected to the second cock and a second side passing into the hollow of the cylinder body is positioned to extend inside the second liquid discharge nozzle.

25. The liquid dispenser according to claim 24 , wherein, when the first liquid discharge nozzle and the second liquid discharge nozzle are positioned to extend parallel to each other, the first cock is positioned further from the cylinder body than the second cock, and the first cock is positioned to not vertically overlap the second liquid discharge nozzle.

26. The liquid dispenser according to claim 1 , wherein a width of the first liquid discharge nozzle is greater than a width of the second liquid discharge nozzle.

27. The liquid dispenser according to claim 1 , wherein a thickness of the first liquid discharge nozzle is greater than a thickness of the second liquid discharge nozzle.

28. The liquid dispenser according to claim 1 , wherein the touch screen includes a liquid discharge button that is positioned above a first cock through which the at least one of the purified liquid, the heated liquid, or the cooled liquid is discharged from the first liquid discharge nozzle.

29. The liquid dispenser according to claim 1 , wherein the first liquid discharge nozzle and the second liquid discharge nozzle are rotatably coupled to the cylinder body.

30. The liquid dispenser of claim 1 ,

wherein the sterilizing liquid is a cleaning fluid that is not drinkable, and

wherein a rotation radius of the first liquid discharge nozzle is greater than a rotation radius of the second liquid discharge nozzle.

31. The liquid dispenser of claim 1 , further comprising:

a cylinder cover positioned between the first liquid discharge nozzle and the second liquid discharge nozzle, the cylinder cover being coupled to an outer circumferential surface of the cylinder body,

wherein when the second liquid discharge nozzle rotates, the cylinder cover engages the first liquid discharge nozzle such that the first liquid discharge nozzle is prevented from rotating.

32. The liquid dispenser of claim 1 , wherein

a rotation limit hole opened in a circumferential direction is defined in one side of the cylinder body;

the liquid dispenser further includes a tube accommodated in the cylinder body to extend by passing through the rotation limit hole; and

the second liquid discharge nozzle has a first side at which a cock connected to the tube is installed and a second side at which a stopper passing through the rotation limit hole is positioned,

wherein, when the second liquid discharge nozzle rotates, the stopper contacts opposing ends of the rotation limit hole to limit a rotation range of the second liquid discharge nozzle.

33. The liquid dispenser of claim 1 , wherein

the touch screen is configured to cover an opened upper region of the first liquid discharge nozzle; and

a tube configured to pass into the cylinder body, the tube being connected to a cock of the first liquid discharge nozzle,

wherein, when the touch screen is separated from the first liquid discharge nozzle, at least one of the tube or the cock are configured to be separated from and through the opened upper region of the first liquid discharge nozzle.

34. The liquid dispenser of claim 1 , wherein:

the cylinder body extends vertically from the sink,

the first liquid discharge nozzle is coupled to an upper region of the cylinder body and extends horizontally, and

the second liquid discharge nozzle is positioned downward from the first liquid discharge nozzle.

35. The liquid dispenser of claim 1 , wherein an extending length of the first liquid discharge nozzle is greater than an extending length of the second liquid discharge nozzle.

36. A liquid dispenser provided at a sink and comprising:

a cylinder body coupled to the sink;

a first liquid discharge nozzle coupled to the cylinder body, the first liquid discharge nozzle supplying at least one of a purified liquid, a heated liquid, or a cooled liquid; and

a second liquid discharge nozzle coupled to the cylinder body, the second liquid discharge nozzle being spaced from the first liquid discharge nozzle and supplying a sterilizing liquid,

wherein the liquid dispenser comprises a drain tube that does not drain to a sink drain,

wherein the liquid dispenser further comprises a user interface device which receives a first input which controls discharge through the first liquid discharge nozzle and the second liquid discharge nozzle,

wherein the user interface device is positioned at an upper surface of the first liquid discharge nozzle, and

wherein the user interface device receives a second input which controls a drain function of the drain tube.