WO2023075226A1 - 냉수 탱크 - Google Patents
냉수 탱크 Download PDFInfo
- Publication number
- WO2023075226A1 WO2023075226A1 PCT/KR2022/015503 KR2022015503W WO2023075226A1 WO 2023075226 A1 WO2023075226 A1 WO 2023075226A1 KR 2022015503 W KR2022015503 W KR 2022015503W WO 2023075226 A1 WO2023075226 A1 WO 2023075226A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cold water
- water tank
- evaporation
- fluid
- connection pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0857—Cooling arrangements
- B67D1/0858—Cooling arrangements using compression systems
- B67D1/0859—Cooling arrangements using compression systems the evaporator being in direct heat contact with the beverage, e.g. placed inside a beverage container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0801—Details of beverage containers, e.g. casks, kegs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0878—Safety, warning or controlling devices
- B67D1/0882—Devices for controlling the dispensing conditions
- B67D1/0884—Means for controlling the parameters of the state of the liquid to be dispensed, e.g. temperature, pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
- F25D31/002—Liquid coolers, e.g. beverage cooler
- F25D31/003—Liquid coolers, e.g. beverage cooler with immersed cooling element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
- B67D2001/1259—Fluid level control devices
- B67D2001/1263—Fluid level control devices the level being detected electrically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D2210/00—Indexing scheme relating to aspects and details of apparatus or devices for dispensing beverages on draught or for controlling flow of liquids under gravity from storage containers for dispensing purposes
- B67D2210/00028—Constructional details
- B67D2210/00047—Piping
- B67D2210/00049—Pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/122—General constructional features not provided for in other groups of this subclass the refrigerator is characterised by a water tank for the water/ice dispenser
Definitions
- the present invention relates to a cold water tank, in which the cold water tank is not large in order to extract a lot of cold water, thereby reducing manufacturing costs and improving the performance of extracting cold water, and extracting cold water in a direct water method to improve user satisfaction. It's about the tank.
- a cold water tank is a device that cools water supplied from a faucet, bottled water bottle, or purified water storage device and provides it to a user.
- These cold water tanks are mainly installed for producing low-temperature drinking water, such as water purifiers, carbonated water dispensers, cold and hot water dispensers, etc., but may be used in various fields requiring generation of cold water.
- Korean Patent Publication No. 10-2020-0008263 of Coway Co., Ltd. discloses a conventional cold water tank.
- the cold water tank includes a tank body and a cooling unit that cools the water stored in the tank body to become cold water. At this time, since ice is formed on the outer surface of the cooling unit, cold air is not sufficiently transmitted to the water stored in the tank body, and as a result, cold water extraction efficiency is lowered.
- a cooling device for a water purifier disclosed in Korean Patent Registration No. 10-1658496 of Hyewon Electric Co., Ltd. includes a cold water tank and a cooling pipe that contacts an outer circumferential surface of the cold water tank to cool water stored in the cold water tank.
- the cooling pipe is disposed on the outer circumferential surface of the cold water tank, such a cooling device has a problem in that cooling efficiency is lowered because cold air from the cooling pipe is discharged to the outside instead of being transmitted only to the cold water tank.
- a cold water tank for a water purifier disclosed in Korean Patent Registration No. 10-2053784 of Wonbong Co., Ltd. includes a tank body, a cooling coil surrounding the outer circumferential surface of the tank body, and an insulating material surrounding the cooling coil.
- the cooling coil is not exposed to the outside by the insulating material, but since the cooling coil does not directly contact water stored in the tank body, cooling efficiency is reduced.
- the tank body is formed in a cylindrical shape, there is a problem in that the design space of the water purifier is restricted, and the size of the entire water purifier is increased to increase the manufacturing cost when the tank body is designed to have a large capacity.
- a cold water tank divides an accommodation space for accommodating a fluid with partition walls so that the fluid moves along the partition walls in a direct water method and the evaporator exchanges heat with the fluid.
- the purpose is to minimize the design space of the water purifier while extracting a large amount of cold water.
- the cold water tank according to an embodiment of the present invention includes m evaporation tubes in which an evaporator forms an offset and m-1 connection tubes connecting the m evaporation tubes, so that the contact area for heat exchange with the fluid in the accommodation space is increased. By doing so, it is aimed at improving the performance of cold water extraction.
- the partition walls are alternately arranged in the transverse direction in the accommodation space, excessive proximity of the connector tubes and the partition walls to each other is prevented, resulting in excessive ice formation on the outer circumferential surface of the connector tube.
- the purpose is to prevent deterioration of extraction performance.
- An object of the cold water tank for a direct water purifier according to an embodiment of the present invention is to prevent the body from being rapidly expanded and damaged by a fluid as the discharge of internal air is controlled.
- An object of the cold water tank for a direct water purifier according to an embodiment of the present invention is to improve the efficiency of power consumption while providing cold water corresponding to a temperature range desired by a user by precisely measuring the temperature of a refrigerant.
- a cold water tank includes a body portion having an accommodation space for accommodating fluid; a partition wall portion composed of n partition walls that horizontally divide the accommodating space of the body into n+1 zones (n is an integer of 1 or greater); an evaporator disposed in the accommodation space of the body part to cool the fluid moving in the n+1 zones;
- the evaporator includes: m number of evaporation tubes (m is an integer of 2 or more) disposed to face the barrier rib, at least a part of which extends in a first direction; and a k+1-th evaporation tube (k is an odd number of 1 or more and m-1 or less) forming a first offset with the k-th evaporation tube in a second direction perpendicular to the first direction, and forming a first offset with the k-th evaporation tube in the longitudinal direction.
- the barrier rib is characterized in that it includes an opening through which the connecting tube passes.
- At least one evaporator pipe is disposed in each of the regions of the accommodating space except for the uppermost region and the lowermost region.
- the m-1 connection pipes may include: a plurality of first connection pipes connecting the k th evaporation pipe and the k+1 th evaporation pipe; and a plurality of second connection pipes connecting the k+1 th evaporation tube and the k+2 th evaporation tube.
- the plurality of first connection pipes are arranged parallel to each other at equal intervals on the first plane of the accommodation space.
- the plurality of second connection pipes may be arranged parallel to each other at equal intervals on a second plane parallel to the first plane in the accommodation space.
- each of the n partition walls is formed at a height through which one of the plurality of first connection pipes and the plurality of second connection pipes passes.
- the n partition walls include a first partition wall through which any one of the plurality of first connection pipes passes, and a second partition through which any one of the plurality of second connection pipes passes through.
- a partition wall part is included, and the first partition wall part and the second partition wall part are alternately disposed in the transverse direction in the accommodation space.
- a third plane including any one of the plurality of first connectors and a plane including the partition wall are formed to have an angle greater than 0 degrees and less than 90 degrees from each other characterized by
- a fourth plane including any one of the plurality of second connectors and a plane including the partition wall are formed to have an angle greater than 0 degrees and less than 90 degrees from each other characterized by
- the opening is spaced apart from the inner surface of the body at a predetermined interval.
- the cold water tank according to an embodiment of the present invention further includes an air discharge unit formed on an upper side of the body unit and controlling whether air inside the body unit is discharged to the outside of the body unit according to the level of the fluid received in the body unit. It is characterized by including.
- the cold water tank according to an embodiment of the present invention further includes a water level sensor disposed above the body and sensing a level of the fluid accommodated in the body, wherein the water level sensor measures the level of the fluid accommodated in the body. It is characterized in that it controls the air outlet.
- the cold water tank according to an embodiment of the present invention is characterized in that it further comprises a temperature sensor for sensing the temperature of the inside of the body portion.
- a receiving space accommodating fluid is partitioned with partition walls, the fluid is moved in a direct water method along the partition walls, and an evaporator is disposed in the receiving space to exchange heat with the fluid, thereby dispensing cold water in a large amount. It provides the effect of minimizing the design space of the water purifier while extracting.
- the cold water tank according to an embodiment of the present invention includes m evaporation tubes in which an evaporator forms an offset and m-1 connection tubes connecting the m evaporation tubes, so that the contact area for heat exchange with the fluid in the accommodation space is increased. As a result, the performance of cold water extraction is improved.
- the partition walls are alternately arranged in the transverse direction in the accommodation space, excessive proximity of the connector tubes and the partition walls to each other is prevented, resulting in excessive ice formation on the outer circumferential surface of the connector tube. It provides the effect of preventing the performance of extraction from deteriorating.
- the cold water tank for a direct water purifier provides an effect of preventing the body portion from being rapidly expanded and damaged by fluid as the discharge of internal air is controlled.
- the cold water tank for a direct water purifier provides an effect of improving the efficiency of power consumption while providing cold water corresponding to a temperature range desired by a user by precisely measuring the temperature of a refrigerant.
- FIG. 1 is a perspective view showing the appearance of a cold water tank according to an embodiment of the present invention.
- FIG. 2 is a perspective view showing the inside of a cold water tank according to an embodiment of the present invention.
- FIG 3 is a front view showing the inside of a cold water tank according to an embodiment of the present invention.
- FIG. 4 is a perspective view showing an evaporator of a cold water tank according to an embodiment of the present invention.
- FIG. 5 is a front view showing an evaporator of a cold water tank according to an embodiment of the present invention.
- FIG. 6 is a side view illustrating an evaporator of a cold water tank according to an embodiment of the present invention.
- Words and terms used in this specification and claims are not construed as limited in their ordinary or dictionary meanings, but in accordance with the principle that the inventors can define terms and concepts in order to best describe their inventions. It should be interpreted as a meaning and concept that corresponds to the technical idea.
- a component being in the "front”, “rear”, “above” or “below” of another component means that it is in direct contact with another component, unless there are special circumstances, and is “in front”, “rear”, “above” or “below”. It includes not only those disposed at the lower part, but also cases in which another component is disposed in the middle.
- the fact that certain components are “connected” to other components includes cases where they are not only directly connected to each other but also indirectly connected to each other unless there are special circumstances.
- FIG. 1 is a perspective view showing the appearance of a cold water tank according to an embodiment of the present invention
- Figure 2 is a perspective view showing the inside of a cold water tank according to an embodiment of the present invention
- Figure 3 is a cold water tank according to an embodiment of the present invention
- Figure 4 is a perspective view showing the evaporator of the cold water tank according to an embodiment of the present invention
- Figure 5 is a front view showing the evaporator of the cold water tank according to an embodiment of the present invention
- Figure 6 is a front view showing the inside of the present invention It is a side view showing the evaporator of the cold water tank according to the embodiment.
- the cold water tank 100 includes a body portion 110 having an accommodation space 119 for accommodating fluid, and the accommodation space of the body portion 110. It includes a partition wall part 120 partitioning 119 and an evaporator 130 disposed in the accommodating space 119 of the body part 110 .
- the body part 110 is formed in the shape of a cube and is disposed inside a water purifier (not shown). However, the body part 110 is not limited to being disposed inside the water purifier and may be disposed outside the water purifier.
- the partition wall part 120 and the evaporator 130 are provided in the accommodation space 119 of the body part 110 .
- the body part 110 has an upper side surface 111, a lower side surface 112 formed parallel to the upper side surface 111, and a first connection between the upper side surface 111 and the lower side surface 112. It has a cube shape including a first side surface 113 and a second side surface 114 formed parallel to the first side surface 113.
- the body part 110 is not limited to being formed in the shape of a regular hexahedron, and may be formed in various shapes that can be installed inside the water purifier according to the installation space inside the water purifier.
- the material of the body part 110 is stainless steel.
- the material of the body portion 110 is not limited to stainless steel, and may be various materials such as metal or plastic having strong corrosion resistance and rigidity.
- an inlet pipe 117 through which the fluid flows from the outside of the body part 110 is formed on the upper side surface 111 .
- the inlet pipe 117 includes a first inlet member 117a penetrating the upper side surface 111, a second inlet member 117b extending from the first inlet member 117a, and the second inlet pipe 117. and a third inlet member 117c extending from the member 117b to move the fluid into the accommodation space 119 .
- the second inlet member 117b is formed in a U-shape, the fluid does not directly fall along the direction of gravity and is discharged toward the upper side surface 111, so the velocity of the fluid excessively increases. can prevent doing so.
- a discharge pipe 118 for discharging the fluid in the accommodation space 119 to the outside is formed at a lower portion of the second side surface 114 . Accordingly, the fluid introduced through the inlet pipe 117 is discharged to the discharge pipe 118 after moving in the accommodation space 119 .
- the partition wall portion 120 is composed of n partition walls that horizontally partition the accommodating space 119 of the body part 110 into n+1 zones (n is an integer greater than or equal to 1).
- n may be 5, the n partition walls are 5 partition walls 121, 122, 123, 124, and 125, and the n+1 zones are 6 zones 110b, 110c, 110d, 110e, 110f, 110g).
- n is not limited to 5, and n may be 1 to 4 or 6 or more.
- the n partition walls 121, 122, 123, 124, and 125 are the first partition wall 121, the second partition wall 122, the third partition wall 123, and the first partition wall 121 disposed side by side in the transverse direction.
- openings 121a, 122a, 123a, 124a, and 125a through which the fluid moves downward are formed in the n partition walls 121, 122, 123, 124, and 125.
- the openings 121a, 122a, 123a, 124a, and 125a are formed in a slit shape.
- the openings 121a, 122a, 123a, 124a, and 125a are not limited to having a slit shape, and may have various shapes through which the fluid moves.
- the n partition walls 121, 122, 123, 124, and 125 are spaced apart from each other at different intervals.
- the first barrier rib 121 is spaced apart from the upper side surface 111 of the body part 110 by a first distance G1.
- the second barrier rib 122 is spaced apart from the first barrier rib 121 by a second distance G2.
- the second interval G2 is longer than the first interval G1.
- the third barrier rib 123 is spaced apart from the second barrier rib 122 by a third distance G3.
- the third interval G3 is smaller than the first interval G1.
- the fourth barrier rib 124 is spaced apart from the third barrier rib 123 by a fourth distance G4. At this time, the fourth interval G4 is equal to the second interval G2.
- the fifth barrier rib 125 is spaced apart from the fourth barrier rib 124 by a fifth distance G5. At this time, the fifth interval G5 is equal to the third interval G3.
- the n partition walls 121, 122, 123, 124, and 125 are not limited to being spaced apart at different intervals, but may be spaced apart at equal intervals.
- the material of the partition wall part 120 is stainless steel, similar to the material of the body part 110 .
- the material of the bulkhead portion 120 is not limited to stainless steel, and may be made of various materials such as metal or plastic having strong corrosion resistance and rigidity.
- n+1 zones 110b, 110c, 110d, 110e, 110f, and 110g are partitioned by the n partition walls 121, 122, 123, 124, and 125.
- a first zone 110b It includes a second zone 110c, a third zone 110d, a fourth zone 110e, a fifth zone 110f and a sixth zone 110g.
- the first zone 110b is formed between the upper side surface 111 of the body part 110 and the first partition wall 121 .
- a first opening 121a through which the fluid moving through the first region 110b moves downward is formed in the first partition wall 121 .
- the second zone 110c is formed between the first partition wall 121 and the second partition wall 122 .
- a second opening 122a through which the fluid moving through the second region 110c moves downward is formed in the second partition wall 122 .
- the third zone 110d is formed between the second partition wall 122 and the third partition wall 123 .
- a third opening 123a through which the fluid moving through the third zone 110d moves downward is formed in the third partition wall 123 .
- the fourth zone 110e is formed between the third partition wall 123 and the fourth partition wall 124 . At this time, the size of the fourth area 110e is the same as that of the second area 110c.
- a fourth opening 124a through which the fluid moving through the fourth region 110e moves downward is formed in the fourth partition wall 124 .
- the fifth zone 110f is formed between the fourth partition 124 and the fifth partition 125 .
- the size of the fifth zone 110f is the same as that of the third zone 110d. Also, a fifth opening 125a through which the fluid moving through the fifth region 110f moves downward is formed in the fifth partition wall 125 .
- the sixth zone 110g is formed between the fifth partition wall 125 and the sixth partition wall 126 .
- the evaporator 130 is disposed in the receiving space 119 of the body part 110 to cool the fluid moving through the n+1 zones 110b, 110c, 110d, 110e, 110f, and 110g. do.
- the refrigerant that exchanges heat with the fluid is moved to the evaporator 130 .
- one side of the evaporator 130 is provided with a refrigerant supply pipe 145 through which the refrigerant is supplied from the outside.
- the refrigerant supply pipe 145 passes through an upper portion of the first side surface 113 of the body part 110 .
- the other side of the evaporator 130 is provided with a refrigerant discharge pipe 146 through which the refrigerant is discharged to the outside.
- the refrigerant discharge pipe 146 passes through the lower part of the first side surface 113 of the body part 110 .
- the evaporator 130 is disposed to face the partition walls 121, 122, 123, 124, and 125 and at least a portion of m evaporation tubes disposed in a first direction (1, see FIG. 4) (m is an integer of 2 or more) and m-1 connecting tubes connecting m evaporation tubes.
- the m is 12
- the m evaporation tubes are 12 evaporation tubes (131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142)
- the m -1 connectors are 11 connectors (151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161).
- the 12 evaporation tubes are the first to twelfth evaporation tubes (131, 132, 133 , 134, 135, 136, 137, 138, 139, 140, 141, 142).
- m is not limited to 12, and m may be 2 to 11 or 13 or more.
- the m-1 connecting tubes connect the k-th evaporation tube (k is an odd number of 1 or more and m-1 or less) and the k+1-th evaporation tube, and the k+1-th evaporation tube and the k+2-th evaporation tube. connect the tubes
- the m-1 connecting tubes are formed in a U shape.
- the m-1 connecting tubes are not limited to being formed in a U shape, and may be formed in various shapes connecting the m evaporation tubes to each other.
- the k+1 th evaporation tube forms a first offset with the k th evaporation tube in a second direction (2, see FIG. 4) perpendicular to the first direction (1, see FIG.
- a second offset is formed with the k-th evaporation tube in the direction.
- the k+2 th evaporator tube forms a first offset with the k+1 th evaporator tube in a third direction (3, see FIG. 4), which is a reverse direction of the second direction (2), and forms a first offset with the k in the longitudinal direction.
- a second offset is formed with the +1 th evaporation pipe. For example, when m is 2 and k is 1, the second evaporation pipe 132 is offset from the first evaporation pipe 131 in the second direction (2) by a first offset (a1, see FIG. 4). ) is formed, and a second offset (a2, see FIG.
- the third evaporation pipe 133 forms a first offset (a1) with the second evaporation pipe 132 in the third direction (3) and forms a first offset (a1) with the second evaporation pipe 132 in the longitudinal direction.
- 2 offset (a2) is formed.
- the m ⁇ 1 connecting tubes include a plurality of first connecting tubes 151, 153, 155, 157, 159, and 161 connecting the k th evaporation tube and the k+1 th evaporation tube and the k It includes a plurality of second connection pipes (152, 154, 156, 158, 160) connecting the +1 th evaporation tube and the k+1 th evaporation tube.
- the plurality of first connection pipes 151, 153, 155, 157, 159, and 161 connect the first evaporation pipe 131 and the second evaporation pipe 132 to the first connection pipe 151.
- connection pipe 153 connecting the third evaporation pipe 133 and the fourth evaporation pipe 134, and the fifth evaporation pipe 135 and the sixth evaporation pipe 136
- a ninth connection pipe 159 connecting the evaporator 140 and an 11th connection pipe 161 connecting the 11th evaporation pipe 141 and the 12th evaporation pipe 142 are included.
- the plurality of second connection pipes 152, 154, 156, 158, and 160 are second connection pipes 152 connecting the second evaporation pipe 132 and the third evaporation pipe 133, the A 4th connection pipe 154 connecting the 4th evaporation pipe 134 and the 5th evaporation pipe 135, and a 6th connection connecting the 6th evaporation pipe 136 and the 7th evaporation pipe 137 A pipe 156, an 8th connection pipe 158 connecting the 8th evaporation pipe 138 and the 9th evaporation pipe 139, the 10th evaporation pipe 140 and the 11th evaporation pipe 141 It includes a 10th connector 160 connecting the.
- the first evaporation pipe 131, the first connection pipe 151, and the second evaporation pipe 132 are disposed in the first zone 110b, the first evaporation pipe 131 And since the second evaporation tube 132 cools the fluid moving through the first zone 110b, the cooling efficiency of the fluid is improved.
- the second evaporation tube 132 forms the first offset a1 with the first evaporation tube 131 in the second direction (2), the first evaporation tube 131 and By forming the second offset a2, the fluid between the first evaporation tube 131 and the second evaporation tube 132 is excessively cooled, so that the first evaporation tube 131 and the second evaporation tube 131 Blockage between the evaporation tubes 132 by ice is prevented.
- the second evaporation tube 132 forms the first offset a1 with the first evaporation tube 131 in the second direction (2), the first evaporation tube 131 and By forming the second offset (a2), there is an advantage in that the first evaporation tube 131 and the second evaporation tube 132 are smoothly connected without excessive bending of the first connection tube 151. there is. Also, the second connection pipe 152 passes through the first opening 121a of the first partition wall 121 .
- the third evaporation pipe 133, the third connection pipe 153, the fourth evaporation pipe 134, the fourth connection pipe 154, and the fifth evaporation pipe 135 are It is disposed in the second zone 110c to cool the fluid moving in the second zone 110c.
- the amount of the fluid accommodated in the second area 110c is equal to that of the first area 110b. greater than the volume of the fluid.
- the fluid moving through the second zone 110c moves downward through the second opening 152a
- the fluid moving through the first zone 110b moves through the first opening ( It is smoothly moved to the second zone 110c through 151a) to prevent the water level in the accommodation space 119 from rapidly increasing.
- the fifth connection pipe 155 passes through the third opening 123a.
- the sixth evaporation tube 136 is disposed in the third zone 110d. As the size of the third area 110d is smaller than the size of the second area 110c, the amount of the fluid accommodated in the third area 110c increases with the amount of the fluid accommodated in the second area 110b.
- the sixth connection pipe 156 passes through the third opening 123a.
- the 7th evaporation pipe 137, the 7th connection pipe 157, the 8th evaporation pipe 138, the 8th connection pipe 158 and the 9th evaporation pipe 139 are It is disposed in the fourth zone 110e to cool the fluid moving in the fourth zone 110e.
- the amount of the fluid moving in the fourth area 110e is reduced to the second area 110c. Since it is equal to the amount of the moving fluid, the fluid in the second zone 110c passes through the third zone 110d and smoothly moves to the fourth zone 110d. And, the ninth connection pipe 159 passes through the fourth opening 124a. At this time, the 10th evaporation tube 140 is disposed in the 5th zone 110f. As the size of the fifth zone 110f is smaller than that of the fourth zone 110e, the amount of the fluid accommodated in the fifth zone 110f is greater than the amount of fluid accommodated in the fourth zone 110e.
- the cooling efficiency in which the fluid is cooled by the 10th evaporation pipe 140 is improved.
- the tenth connection pipe 160 passes through the fifth opening 125a.
- the 11th evaporation pipe 141, the 11th connection pipe 161 and the 12th evaporation pipe 142 are disposed in the 6th zone 110g and moved in the 6th zone 110g Cool the fluid.
- the fluid is cooled by heat exchange with the evaporator 130 in a direct water method along the partition wall portion 120 that partitions the accommodation space 119 of the body portion 110. , the performance of extracting large amounts of cold water is improved.
- At least one evaporation tube 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142) may be disposed.
- the at least one evaporation tube 131, 132, 133, 134 , 135, 136, 137, 138, 139, 140, 141, 142) are not disposed in the uppermost zone 110a and the lowermost zone 110h, so that cold air from the evaporator 130 is disposed on the upper side. (111) and the lower surface (112) to prevent abrupt transfer.
- the at least one evaporation tube (131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142) is the uppermost zone (110a) ) and may not be disposed in the lowermost region 110h.
- the at least one evaporation tube (131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142) is the uppermost zone (110a) It may be disposed in the lowermost region 110h without being disposed in the region 110h.
- the at least one evaporation tube (131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142) is the uppermost zone (110a) ) and may be disposed in the lowermost zone 110h.
- the plurality of first connectors 151, 153, 155, 157, 159, and 161 are formed on a first plane V1, which is a virtual plane of the accommodation space 119. They are placed parallel to each other at equal intervals.
- the plurality of second connectors 152, 154, 156, 158, and 160 are parallel to each other at equal intervals on a second plane V2 parallel to the first plane V1 in the accommodation space 119. are placed as Accordingly, the plurality of first connection pipes 151, 153, 155, 157, 159, and 161 and the plurality of second connection pipes 152, 154, 156, 158, and 160 connect the m evaporation tubes to each other.
- each of the n partition walls 121 , 122 , 123 , 124 , and 125 includes the plurality of first connection pipes 151 , 153 , 155 , 157 , 159 , and 161 and the plurality of second connection pipes 152 . , 154, 156, 158, 160) is formed at a height through which any one is penetrated.
- the evaporator 130 has an advantage of being cooled in a direct water method with the fluid while passing through the n partition walls 121 , 122 , 123 , 124 , and 125 .
- the n partition walls 121, 122, 123, 124, and 125 are any one of the plurality of first connectors 151, 153, 155, 157, 159, and 161. Includes first partition walls 122 and 124 passing through and second partition walls 121, 123 and 125 through which any one of the plurality of second connectors 152, 154, 156, 158 and 160 passes do.
- first partition walls 122 and 124 and the second partition walls 121, 123 and 125 are alternately disposed in the transverse direction in the accommodation space. Accordingly, the openings 122a and 124a of the first partition walls 122 and 124 and the openings 121a, 123a and 125a of the second partition walls 121, 123 and 125 are spaced apart from each other, thereby , Concentration of cold air between the openings 121a, 122a, 123a, 124a, and 125a is prevented to prevent excessive ice formation around the openings 121a, 122a, 123a, 124a, and 125a.
- a fourth plane 152a including any one of the plurality of second connectors 152, 154, 156, 158, and 160 and a plane 120a including the partition wall portion 120, 2) are formed to have an angle greater than 0 degrees and less than 90 degrees from each other.
- the angle may be approximately 30 degrees.
- a fourth plane 152a including any one of the plurality of second connectors 152, 154, 156, 158, and 160 and a plane 120a including the partition wall portion 120, 2) are formed to have an angle greater than 0 degrees and less than 90 degrees from each other.
- the angle may be approximately 30 degrees.
- the first angle ⁇ 1 between any one 151 of the plurality of first connectors and any one 152 of the plurality of second connectors is approximately 60 degrees.
- the second angle ⁇ 2 between any one of the plurality of second connectors 152 and any one of the plurality of first connectors 153 is any one of the plurality of first connectors 151 ) and the first angle ⁇ 1 between any one 152 of the plurality of second connectors.
- the second angle ⁇ 2 may be approximately 60 degrees.
- the plurality of first connectors 151, 153, 155, 157, 159, and 161 and the plurality of second connectors 152, 154, 156, 158, and 160 are at an angle of about 60 degrees to each other.
- the plurality of first connectors 151, 153, 155, 157, 159, and 161 and the plurality of second connectors 152, 154, 156, 158, and 160 are not excessively bent, and the m number of evaporation tubes 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142 can be stably connected.
- the cold water tank 100 is provided with a temperature sensor 170 for sensing the internal temperature of the body part 110 .
- the temperature sensor 170 includes a first temperature sensor 171 disposed in the fourth region 110e and a second temperature sensor 172 disposed in the fifth region 110f.
- the first temperature sensor 171 is disposed adjacent to the upper side of the ninth connector 159
- the second temperature sensor 172 is disposed adjacent to the lower side of the ninth connector 159.
- the first temperature sensor 171 and the second temperature sensor 172 measure the ambient temperature of the ninth connector 159 so that ice is formed on the outer circumferential surface of the ninth connector 159. prevent overproduction.
- the cold water tank 100 is provided with an air outlet 115 penetrating the upper portion of the second side surface 114 of the body portion 110 .
- the air outlet 115 controls the discharge of air inside the body 110 to the outside of the body 110 according to the level of the fluid accommodated in the body 110 .
- the air discharge unit 115 is closed so that air inside the body unit 110 is not discharged to the outside of the body unit 110 in order to prevent leakage of cool air, and the body unit 110 )
- the air inside the body part 110 is discharged to the outside of the body part 110 so that the body part 110 prevent from being damaged.
- the cold water tank 100 is provided with a water level sensor 116 disposed on the upper side of the body part 110 .
- the water level sensor 116 senses the level of the fluid accommodated in the body part 110 .
- the water level sensor 116 is provided to control the supply of the flow rate of the fluid supplied to the body part 110 according to the level of the fluid accommodated in the body part 110 . Also, the water level sensor 116 controls the air discharge unit 115 according to the level of the fluid accommodated in the body part 110 . Accordingly, the water level sensor 116 prevents the body portion 110 from being damaged due to an increase in internal pressure of the body portion 110 by the fluid accommodated in the body portion 110 .
- [Table 1] is a table comparing the cold water efficiency of the conventional cold water tank and the cold water tank according to the embodiment of the present invention.
- the cold water tank of the prior art invention 1 generates cold water while storing non-direct water type cold water
- the cold water tank of the prior art invention 2 has a cylindrical structure and generates cold water as a direct water type.
- the tank cooling water efficiency is the value obtained by dividing the cold water extraction amount by the tank capacity.
- Prior Invention 1 Prior Invention 2 the present invention Size(W*D*H) 187*187*187.5mm 260*448*1150mm 180*71*259mm lowest temperature 3.3°C 4.3°C 3.2°C tank capacity 6L 2.3L 2.93L Tank chilled water efficiency 84% 100% 127%
- the cold water efficiency of the cold water tank of the prior invention 1 is 84%
- the cold water efficiency of the cold water tank of the prior invention 2 is 100%
- the cold water efficiency of the cold water tank according to the present invention is 127%.
- the cold water efficiency of the cold water tank according to the present invention can be seen that the amount of cold water extracted is greater than the supplied fluid.
- the efficiency of the cold water tank according to the present invention is improved compared to the prior art 1 and the prior art 2.
- the size of the cold water tank according to the present invention is smaller than that of the cold water tank according to the conventional invention 2, but the efficiency of the cold water in the tank is improved. It can be seen.
- the minimum temperature of cold water in the cold water tank according to the present invention is 3.2 ° C
- the minimum temperature of cold water in the cold water tank of the prior invention 1 is 3.3 ° C
- the minimum temperature of cold water in the cold water tank of the prior invention 2 is 4.3 ° C
- the cold water tank according to the present invention extracts cold water at a lower temperature than the prior art 1 and the prior art 2, thereby improving user satisfaction.
- the refrigerant in the evaporator moves downward along the partition wall and then moves upward again, reducing the cooling efficiency by the refrigerant.
- the cooling efficiency of the cold water tank according to the present invention is improved compared to a cold water tank in which evaporators are arranged in parallel in two rows.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Devices For Dispensing Beverages (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Description
| 항 목 | 종래 발명 1 | 종래 발명 2 | 본 발명 |
| 사이즈(W*D*H) | 187*187*187.5 mm | 260*448*1150 mm | 180*71*259 mm |
| 최저 온도 | 3.3℃ | 4.3℃ | 3.2℃ |
| 탱크 용량 | 6L | 2.3L | 2.93L |
| 탱크 냉수 효율 | 84% | 100% | 127% |
Claims (13)
- 유체를 수용하는 수용 공간을 구비하는 바디부;상기 바디부의 상기 수용 공간을 n+1개의 구역들(n은 1 이상의 정수)로 횡방향으로 구획하는 n개의 격벽들로 구성되는 격벽부;상기 n+1개의 구역들을 이동하는 유체를 냉각하기 위해 상기 바디부의 상기 수용 공간에 배치되는 증발기; 를 포함하고,상기 증발기는,상기 격벽에 대향하도록 배치되고, 적어도 일부가 제1 방향으로 연장되는 m개의 증발관들(m은 2 이상의 정수); 및k+1 번째 증발관(k는 1 이상 m-1 이하의 홀수)이 상기 제1 방향에 수직한 제2 방향으로 k 번째 증발관과 제1 오프셋을 형성하고 종방향으로 상기 k 번째 증발관과 제2 오프셋을 형성하도록 상기 k 번째 증발관과 상기 k+1 번째 증발관을 연결하고, k+2 번째 증발관이 상기 제2 방향의 역방향인 제3 방향으로 상기 k+1 번째 증발관과 제1 오프셋을 형성하고 종방향으로 상기 k+1 번째 증발관과 제2 오프셋을 형성하도록 상기 k+1 번째 증발관과 상기 k+2 번째 증발관을 연결하는 m-1개의 연결관들을 포함하고,상기 격벽은, 상기 연결관이 관통하는 개구를 포함하는 것을 특징으로 하는 냉수 탱크.
- 제1 항에 있어서,상기 수용 공간의 구역들 중 최상측 구역과 최하측 구역을 제외한 구역들은, 각각 적어도 하나의 증발관이 배치되는 것을 특징으로 하는 냉수 탱크.
- 제1 항에 있어서,상기 m-1개의 연결관은,상기 k 번째 증발관과 상기 k+1 번째 증발관을 연결하는 복수의 제1 연결관; 및상기 k+1 번째 증발관과 상기 k+2 번째 증발관을 연결하는 복수의 제2 연결관을 포함하는 것을 특징으로 하는 냉수 탱크.
- 제3 항에 있어서,상기 복수의 제1 연결관은 상기 수용 공간의 제1 평면 상에 서로 나란하게 동일 간격으로 배치되는 것을 특징으로 하는 냉수 탱크.
- 제4 항에 있어서,상기 복수의 제2 연결관은 상기 수용 공간에서 상기 제1 평면에 나란한 제2 평면 상에 서로 나란하게 동일 간격으로 배치되는 것을 특징으로 하는 냉수 탱크.
- 제3 항에 있어서,상기 n개의 격벽들 각각은 상기 복수의 제1 연결관 및 상기 복수의 제2 연결관 중 어느 하나가 관통되는 높이에 형성되는 것을 특징으로 하는 냉수 탱크.
- 제3 항에 있어서,상기 n개의 격벽들은 상기 복수의 제1 연결관 중 어느 하나가 관통되는 제1 격벽부 및 상기 복수의 제2 연결관 중 어느 하나가 관통되는 제2 격벽부를 포함하고,상기 제1 격벽부 및 상기 제2 격벽부는 상기 수용 공간에서 횡방향으로 번갈아 배치되는 것을 특징으로 하는 냉수 탱크.
- 제3 항에 있어서,상기 복수의 제1 연결관 중 어느 하나를 포함하는 제3 평면과 상기 격벽부를 포함하는 평면은 서로 0도보다 크고 90도보다 작은 각도를 갖도록 형성되는 것을 특징으로 하는 냉수 탱크.
- 제3 항에 있어서,상기 복수의 제2 연결관 중 어느 하나를 포함하는 제4 평면과 상기 격벽부를 포함하는 평면은 서로 0도보다 크고 90도보다 작은 각도를 갖도록 형성되는 것을 특징으로 하는 냉수 탱크.
- 제1 항에 있어서,상기 개구는 상기 바디부의 내측면으로부터 일정 간격으로 이격되어 위치하는 것을 특징으로 하는 냉수 탱크.
- 제1 항에 있어서,상기 바디부의 상측에 형성되고, 상기 바디부에 수용된 유체의 수위에 따라 상기 바디부의 내부의 공기가 상기 바디부의 외부로 배출 여부를 조절하는 공기 배출부를 더 포함하는 것을 특징으로 하는 냉수 탱크.
- 제11 항에 있어서,상기 바디부의 상측에 배치되고, 상기 바디부의 수용된 유체의 수위를 센싱하는 수위 센서를 더 포함하고,상기 수위 센서는 상기 바디부의 수용된 유체의 수위에 따라 상기 공기 배출부를 제어하는 것을 특징으로 하는 냉수 탱크.
- 제1 항에 있어서,상기 바디부의 내부의 온도를 센싱하는 온도 센서를 더 포함하는 것을 특징으로 하는 냉수 탱크.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024525075A JP7710107B2 (ja) | 2021-10-29 | 2022-10-13 | 冷水タンク |
| US18/703,579 US20250002322A1 (en) | 2021-10-29 | 2022-10-13 | Cold water tank |
| EP22887429.3A EP4406912A4 (en) | 2021-10-29 | 2022-10-13 | COLD WATER TANK |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2021-0146992 | 2021-10-29 | ||
| KR1020210146992A KR20230062080A (ko) | 2021-10-29 | 2021-10-29 | 냉수 탱크 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023075226A1 true WO2023075226A1 (ko) | 2023-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2022/015503 Ceased WO2023075226A1 (ko) | 2021-10-29 | 2022-10-13 | 냉수 탱크 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4406912A4 (ko) |
| JP (1) | JP7710107B2 (ko) |
| KR (1) | KR20230062080A (ko) |
| WO (1) | WO2023075226A1 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250002322A1 (en) * | 2021-10-29 | 2025-01-02 | Coway Co., Ltd. | Cold water tank |
| KR20250086157A (ko) | 2023-12-06 | 2025-06-13 | 코웨이 주식회사 | 냉수 탱크 조립체 |
| KR102731368B1 (ko) * | 2023-12-18 | 2024-11-18 | 자화전자(주) | 냉각수 가열 모듈과 이 모듈을 장착한 냉각수 가열 시스템 |
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- 2021-10-29 KR KR1020210146992A patent/KR20230062080A/ko active Pending
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- 2022-10-13 EP EP22887429.3A patent/EP4406912A4/en active Pending
- 2022-10-13 WO PCT/KR2022/015503 patent/WO2023075226A1/ko not_active Ceased
- 2022-10-13 JP JP2024525075A patent/JP7710107B2/ja active Active
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| WO2016094107A1 (en) * | 2014-12-10 | 2016-06-16 | Lvd Acquisition, Llc | Helical cooling tank |
| KR101658496B1 (ko) | 2015-11-16 | 2016-09-22 | (주)혜원전기 | 간접 냉각식 정수기용 냉각장치 |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP4406912A1 (en) | 2024-07-31 |
| JP2024540020A (ja) | 2024-10-31 |
| KR20230062080A (ko) | 2023-05-09 |
| JP7710107B2 (ja) | 2025-07-17 |
| EP4406912A4 (en) | 2025-10-01 |
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