CN110895067A - Ice mould, ice maker - Google Patents
Ice mould, ice maker Download PDFInfo
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- CN110895067A CN110895067A CN201911378119.1A CN201911378119A CN110895067A CN 110895067 A CN110895067 A CN 110895067A CN 201911378119 A CN201911378119 A CN 201911378119A CN 110895067 A CN110895067 A CN 110895067A
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- 238000009413 insulation Methods 0.000 claims abstract description 92
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 238000005057 refrigeration Methods 0.000 claims abstract description 13
- 239000002826 coolant Substances 0.000 claims description 113
- 239000003507 refrigerant Substances 0.000 claims description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 76
- 238000005192 partition Methods 0.000 claims description 62
- 239000007769 metal material Substances 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 2
- 239000000110 cooling liquid Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 229920001971 elastomer Polymers 0.000 description 1
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- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
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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
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
- F25C1/22—Construction of moulds; Filling devices for moulds
- F25C1/24—Construction of moulds; Filling devices for moulds for refrigerators, e.g. freezing trays
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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
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
- F25C1/04—Producing ice by using stationary moulds
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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
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
- F25C1/18—Producing ice of a particular transparency or translucency, e.g. by injecting air
- F25C1/20—Producing ice of a particular transparency or translucency, e.g. by injecting air by agitation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Production, Working, Storing, Or Distribution Of Ice (AREA)
Abstract
The invention relates to an ice mold and an ice maker with the same. The ice mold of the invention comprises: an ice making chamber for making ice; the heat insulation cavity is arranged at the top of the ice making cavity, is communicated with the ice making cavity, and has the heat conductivity coefficient of the inner wall lower than that of the ice making cavity; a water-disturbing assembly disposed within the insulating cavity for disturbing the liquid within the insulating cavity. The ice maker of the present invention comprises: the ice mold described above; a refrigeration system for cooling liquid within the ice mold. The ice mold and the ice machine with the ice mold have the advantages that no hollow hole exists in the ice block and the ice machine is transparent.
Description
Technical Field
The invention relates to the field of ice making by transparent ice, in particular to an ice mold and an ice making machine with the ice mold.
Background
The transparent ice making method in the market at present generally adopts a high-temperature salt water and water pump to stir water in an ice mold to make ice, a low-temperature environment to stir water in the ice mold to make ice, air blowing in the ice mold to make ice and the like. However, the three solutions can lead to the ice not being full, and the ice blocks have defects of hollow holes in the middle or opaque middle.
Disclosure of Invention
Accordingly, an object of the present invention is to provide an ice mold and an ice maker having the same, which have advantages of having no empty hole in a produced ice cube and being transparent.
An ice mold comprising: an ice making chamber for making ice; the heat insulation cavity is arranged at the top of the ice making cavity, is communicated with the ice making cavity, and has the heat conductivity coefficient of the inner wall lower than that of the ice making cavity; a water-disturbing assembly disposed within the insulating cavity for disturbing the liquid within the insulating cavity.
Compared with the prior art, the ice mold is provided with the heat insulation cavity at the top of the ice making cavity, and the heat conductivity coefficient of the inner wall of the heat insulation cavity is lower than that of the inner wall of the ice making cavity, so that the cooling speed of liquid in the heat insulation cavity is lower than that of liquid in the ice making cavity. In the freezing process, the temperature of the liquid is continuously reduced, the air solubility of the liquid is gradually reduced, so that the gas in the ice making cavity is discharged into the heat insulation cavity, and the gas overflows to the outside from the liquid in the heat insulation cavity, thereby ensuring that the middle part of the ice block is not provided with a hole and is transparent. Simultaneously, the liquid of thermal-insulated intracavity of water disturbing assembly disturbance further reduces the cooling rate that is located the liquid of thermal-insulated intracavity, makes the liquid of thermal-insulated intracavity be difficult to freeze more, and the gas in the liquid of ice-making intracavity more can spill over to the external world in time, helps further to ensure that the middle part of ice-cube does not have the vacancy and transparent.
Furthermore, the ice mold comprises an outer frame, a plurality of transverse clapboards are longitudinally arranged in the outer frame, a plurality of longitudinal clapboards are transversely arranged in the outer frame, the transverse clapboards and the longitudinal clapboards divide the outer frame into a plurality of mold cavities, a heat insulation layer is arranged on the inner wall of each mold cavity, the heat conductivity coefficient of each heat insulation layer is lower than that of each transverse clapboard and that of each longitudinal clapboard, the part, in each mold cavity, of each heat insulation layer is the heat insulation cavity, and the part, in each mold cavity, of each heat insulation layer, which is not arranged, is the ice making cavity; the heat insulation layer is arranged on the top in the cavity of the die cavity, and the height of the heat insulation layer is smaller than that of the die cavity.
Furthermore, the ice mold comprises an outer frame, a plurality of transverse clapboards are longitudinally arranged in the outer frame, a plurality of longitudinal clapboards are transversely arranged in the outer frame, the transverse clapboards and the longitudinal clapboards divide the outer frame into a plurality of mold cavities, and all the mold cavities jointly form the ice making cavity; the top surface of the ice making cavity is provided with a heat insulation layer, the heat conductivity coefficient of the heat insulation layer is lower than that of the transverse partition plate and that of the longitudinal partition plate, a cavity communicated with all the mold cavities is arranged in the heat insulation layer, and the cavity is the heat insulation cavity.
Furthermore, the ice mold comprises an outer frame, a plurality of transverse clapboards are longitudinally arranged in the outer frame, a plurality of longitudinal clapboards are transversely arranged in the outer frame, the transverse clapboards and the longitudinal clapboards divide the outer frame into a plurality of mold cavities, and the mold cavities are ice making cavities; the top of each die cavity is provided with a heat insulation layer, the heat conductivity coefficient of the heat insulation layer is lower than that of the transverse partition plate and that of the longitudinal partition plate, a cavity communicated with the corresponding die cavity is arranged in the heat insulation layer, and the cavity is the heat insulation cavity.
Furthermore, a flow channel for circulating a refrigerant or a secondary refrigerant is arranged in the diaphragm plate; the longitudinal partition plates are arranged between the adjacent transverse partition plates; the transverse clapboards positioned on the same row are spliced in a mode that the convex strips are matched with the grooves; the longitudinal partition plates on the same row are welded on the transverse partition plates or are connected with the transverse partition plates in series through screw rods.
Further, the transverse partition plate and the longitudinal partition plate are both made of metal materials, and the heat insulation layer is made of non-metal materials; the water disturbing component can be a submersible water pump, a stirrer, an air blowing pipe and other equipment capable of disturbing water.
An ice making machine comprising: an ice mold, which is the ice mold described above; a refrigeration system for cooling liquid within the ice mold.
Compared with the prior art, the ice mold of the ice maker adopts the ice mold with the structure, and is beneficial to manufacturing the transparent ice without the empty hole.
Further, the refrigeration system includes: the refrigerating medium assembly exchanges heat with the ice mold through refrigerating medium, and comprises a heat exchanger and a circulating water pump, wherein a first interface of the heat exchanger is connected to a refrigerating medium inlet of the ice mold, a second interface of the heat exchanger is connected to a refrigerating medium outlet of the ice mold, and the circulating water pump provides power for the circulation of the refrigerating medium between the heat exchanger and the ice mold; the refrigerant assembly exchanges heat with the secondary refrigerant assembly through refrigerant, and comprises a compressor and a condenser, wherein the exhaust port of the compressor is connected to the third interface of the heat exchanger through the condenser, and the suction port of the compressor is connected to the fourth interface of the heat exchanger.
Further, the coolant assembly further comprises a Y-filter, the Y-filter being disposed between the first port of the heat exchanger and the coolant inlet of the ice mold; the secondary refrigerant assembly further comprises a Y-shaped filter, and the Y-shaped filter is arranged between the first interface of the heat exchanger and the secondary refrigerant inlet of the ice mold; the secondary refrigerant assembly also comprises a first secondary refrigerant valve and a second secondary refrigerant valve, and the heat exchanger is connected to the secondary refrigerant inlet of the ice mold through the first secondary refrigerant valve, the Y-shaped filter and the second secondary refrigerant valve in sequence; the secondary refrigerant assembly also comprises a third secondary refrigerant valve and a fourth secondary refrigerant valve, and the heat exchanger is connected to a secondary refrigerant outlet of the ice mold through the third secondary refrigerant valve, the circulating water pump and the fourth secondary refrigerant valve in sequence; the water outlet of the expansion water tank is arranged between the fourth secondary refrigerant valve and the secondary refrigerant outlet of the ice mold; the secondary refrigerant assembly further comprises a fifth secondary refrigerant valve, the heat exchanger is connected to a secondary refrigerant outlet of the ice mold through the third secondary refrigerant valve, the circulating water pump, the fourth secondary refrigerant valve and the fifth secondary refrigerant valve in sequence, and a water outlet of the expansion water tank is arranged between the fourth secondary refrigerant valve and the fifth secondary refrigerant valve; the controller is electrically connected with the compressor, the circulating water pump and the temperature sensor respectively, and controls the compressor and the circulating water pump to work according to the temperature of the secondary refrigerant collected by the temperature sensor; the secondary refrigerant inlet of the ice mold is arranged below the secondary refrigerant outlet of the ice mold; the refrigerant assembly further comprises a reversing valve, a gas outlet of the compressor is connected to a first interface of the reversing valve, a second interface of the reversing valve is connected to a third interface of the heat exchanger through the condenser, the third interface of the reversing valve is connected to a fourth interface of the heat exchanger, and the fourth interface of the reversing valve is connected to a gas suction port of the compressor; the refrigerant assembly further comprises a first pipeline and a second pipeline, the first pipeline is respectively connected with the condenser and the heat exchanger, the second pipeline is respectively connected with the condenser and the heat exchanger, a first one-way valve, a liquid storage device, a liquid supply filter, an electromagnetic valve and an expansion valve are sequentially arranged on the first pipeline along the direction from the condenser to the heat exchanger, and an ice maker valve, a second one-way valve and a third one-way valve are sequentially arranged on the second pipeline; the refrigeration assembly further comprises an oil separator, and the exhaust port of the compressor is connected to the first interface of the reversing valve through the oil separator; the refrigeration assembly further comprises a gas-liquid separator and a gas return filter, and a fourth interface of the reversing valve is connected to a suction port of the compressor sequentially through the gas-liquid separator and the gas return filter.
Further, the ice maker further includes a lifting mechanism, the lifting mechanism including: the screw rod lifter is vertically provided with a screw rod and is in threaded connection with the ice supporting bottom plate; the axis of the transmission shaft is horizontally arranged and is connected with the input end of the screw rod lifter; the output end of the horizontal commutator is connected with the transmission shaft; and the output shaft of the double-shaft motor is connected with the input end of the horizontal commutator.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an ice mold according to an embodiment;
FIG. 2 is a schematic view of an internal structure of the ice mold according to the first embodiment;
FIG. 3 is an enlarged view of the point A in FIG. 2;
FIG. 4 is a schematic distribution diagram of an ice making chamber and a heat insulating chamber in the ice mold according to the first embodiment;
FIG. 5 is a schematic structural diagram of an ice maker according to an embodiment;
FIG. 6 is a schematic structural diagram of an ice mold in the ice maker according to the first embodiment;
FIG. 7 is a schematic diagram of a refrigeration system in the ice-making machine according to one embodiment;
FIG. 8 is a schematic electrical connection diagram of an ice-making machine according to one embodiment;
FIG. 9 is a schematic structural view of an ice mold according to a second embodiment;
FIG. 10 is a schematic structural view of an ice mold according to a third embodiment;
reference numerals:
100. carrying out ice mold; 110. an outer frame; 120. a diaphragm plate; 121. a flow channel; 122. a convex strip; 123. a groove; 130. a longitudinal partition plate; 140. a thermal insulation layer; 141. a heat insulation plate; 142. a splint; 150. a water-disturbing component; 160. a communicating member; 161. a secondary refrigerant inlet joint; 162. a secondary refrigerant outlet joint; 200. a secondary refrigerant assembly; 210. a heat exchanger; 220. a water circulating pump; 230. a Y-type filter; 240. an expansion tank; 250. a first coolant valve; 260. a second coolant valve; 270. a third coolant valve; 280. a fourth coolant valve; 290. a fifth coolant valve; 300. a refrigerant assembly; 310. a compressor; 320. an oil separator; 330. a diverter valve; 340. a condenser; 350. a gas-liquid separator; 360. a return air filter; 370. a first conduit; 371. a first check valve; 372. a reservoir; 373. a liquid supply filter; 374. an electromagnetic valve; 375. an expansion valve; 380. a second conduit; 381. a third check valve; 382. a second one-way valve; 383. a refrigerant valve; 400. a temperature sensor; 500. a controller; 600. supporting the ice bottom plate; 700. a lifting mechanism; 710. a frame; 720. a screw rod lifter; 730. a bearing; 740. a double-shaft motor; 750. a horizontal commutator; 760. a drive shaft; a. a mold cavity; b. an ice making chamber; c. a heat insulating cavity.
Detailed Description
Example one
An ice mold 100, see fig. 1 to 4, comprises an outer frame 110, a plurality of transverse partition plates 120, a plurality of longitudinal partition plates 130, a heat insulation layer 140 and a water-disturbing assembly 150. The horizontal partitions 120 are longitudinally and equally spaced in the outer frame 110, the vertical partitions 130 are transversely and equally spaced in the outer frame 110, and the vertical partitions 130 and the horizontal partitions 120 form a plurality of square cavities a. The heat insulation layer 140 is arranged on the surface of the partition board forming the cavity a, the heat insulation layer 140 forms a heat insulation cavity c in the cavity a, and the heat conductivity coefficient of the heat insulation layer 140 is lower than the heat conductivity coefficients of the transverse partition board 120 and the longitudinal partition board 130, so that the icing speed of the water in the heat insulation cavity c is lower than that of the water outside the heat insulation cavity c. The water disturbing assembly 150 is arranged in the heat insulation cavity c, and the water disturbing assembly 150 disturbs the liquid in the heat insulation cavity c to slow down the icing rate of the liquid.
Referring to fig. 1 to 4, the outer frame 110 is formed by four metal plates, the outer frame 110 is rectangular, the top and the bottom of the outer frame 110 are open, and the metal plates may be made of metal materials such as aluminum alloy.
Referring to fig. 1 to 4, the horizontal partition 120 is a rectangular parallelepiped plate, the horizontal partition 120 horizontally extends from the left inner wall of the outer frame 110 to the right inner wall of the outer frame 110, and the horizontal partition 120 is perpendicular to the left and right inner walls of the outer frame 110. The bulkhead 120 is made of a metal material, and in the present embodiment, the bulkhead 120 is made of an aluminum alloy by extrusion molding. The horizontal partition plate 120 is provided with a plurality of flow passages 121, the flow passages 121 extend from the left side surface of the horizontal partition plate 120 to the right side surface of the horizontal partition plate 120, and the paths of the flow passages 121 are perpendicular to the vertical partition plate 130. The flow path 121 is mainly used for flowing a refrigerant or a coolant. In addition, in order to increase the overall height of the ice mold 100 and facilitate installation of the ice mold 100 after the height is increased, a plurality of transverse partition plates 120 can be assembled in the height direction of the ice mold 100 in a splicing manner, in the embodiment, two transverse partition plates 120 are spliced in a splicing manner of the convex strips 122 and the concave grooves 123, convex strips 122 and concave grooves 123 are arranged on the contact surfaces of the two transverse partition plates 120, the convex strips 122 of the upper transverse partition plate 120 are matched with the concave grooves 123 of the lower transverse partition plate 120, and the concave grooves 123 of the upper transverse partition plate 120 are matched with the convex strips 122 of the lower transverse partition plate 120.
Referring to fig. 1 to 4, the longitudinal partition plates 130 are rectangular parallelepiped plates, and the longitudinal partition plates 130 are disposed between the adjacent ones of the transverse partition plates 120. The longitudinal partition 130 is made of a metal material, and in the present embodiment, the longitudinal partition 130 is formed by extrusion molding of an aluminum alloy. In the actual production process, the thickness of the longitudinal partition 130 can be designed according to the requirement, so that ice cubes with different sizes can be made.
Referring to fig. 1-4, the insulation layer 140 extends vertically downward from the top surface of the mold cavity a. In practice, the thermal insulation layer 140 may extend from the top surface of the cavity a to a position higher than the middle of the cavity a, or from the top surface of the cavity a to the middle of the cavity a, or even from the top surface of the cavity a to the bottom surface of the cavity a, and the technician may design the overall height of the thermal insulation layer 140 according to specific requirements. In this embodiment, the thermal insulation layer 140 extends downward from the top surface of the cavity a to a position above the middle of the cavity a, the thermal insulation layer 140 divides the cavity a into an upper part and a lower part, the space above the cavity a is a thermal insulation chamber c, and the space below the cavity a is an ice making chamber b.
Specifically, the heat insulation layer 140 is a rectangular hollow tube, and the hollow portion thereof is a heat insulation cavity c, which may be integrally formed or formed by splicing a plurality of heat insulation plates 141. In this embodiment, the heat insulation is composed of four heat insulation plates 141, the four heat insulation plates 141 are respectively disposed on the surfaces of the two horizontal partitions 120 and the two vertical partitions 130 constituting the cavity a, the heat insulation plates 141 are adhered to the partitions by gluing, and the heat insulation plates 141 may be mounted on the partitions by other methods, such as: the heat insulation plate 141 is connected with the partition plate through bolts, the heat insulation plate 141 is connected with the partition plate through buckles, the heat insulation plate 141 is hung on the partition plate, and the like.
More specifically, the thermal insulation layer 140 is made of a non-metallic material such as nylon, rubber, resin, or the like. The characteristic of poor heat conductivity of the non-metal material and the characteristic of good heat conductivity of the metal material are utilized, so that the freezing speed of the water in the heat insulation cavity c is lower than that of the water outside the heat insulation cavity c, and even the water in the heat insulation cavity c can not be frozen. In this embodiment, the thermal insulation layer 140 is made of nylon.
Referring to fig. 1, the water disturbing assembly 150 may be a submersible pump, a stirrer, an air blowing pipe, or other devices capable of disturbing water, and in this embodiment, the water disturbing assembly 150 is a submersible pump that blows air into the heat insulating chamber c to disturb the liquid in the heat insulating chamber c.
In addition, the present embodiment further provides an ice maker, and referring to fig. 5, the ice maker includes an ice mold 100, a refrigeration system, an ice supporting base plate 600, and a lifting mechanism 700. The ice mold 100 has the structure of the ice mold 100. The refrigeration system is used to cool the liquid within the ice mold 100. The ice-shedding bottom plate is arranged at the bottom of the ice mold 100, the ice supporting bottom plate 600 seals the bottom of the evaporation plate, and when ice is made, the ice supporting bottom plate 600 and the ice mold 100 form a container with an upward opening together. The lifting mechanism 700 is used for driving the ice supporting base plate 600 to vertically lift, so that the ice cubes can be released from the ice mold 100 and slide out along with the falling of the ice supporting base plate 600.
Referring to fig. 6, the left and right end faces of the bulkhead 120 are both provided with the communicating member 160, the communicating member 160 provided on the left end face of the bulkhead 120 communicates the opening of the flow channel 121 on the left end face of the bulkhead 120, the communicating member 160 provided on the right end face of the bulkhead 120 communicates the opening of the flow channel 121 on the right end face of the bulkhead 120, the communicating member 160 provided on the right end face of the bulkhead 120 is further provided with a coolant inlet joint 161 and a coolant outlet joint 162, and the coolant inlet joint 161 is provided below the coolant outlet joint 162. By such a design, the coolant flows from the bottom of the ice mold 100 to the top of the ice mold 100, the cooling efficiency of the bottom of the ice mold 100 is higher than that of the top of the ice mold 100, and the water of the ice mold 100 is ensured to be frozen from the bottom of the ice mold 100, which is helpful for making transparent ice.
Referring to fig. 7 and 8, the refrigeration system includes a coolant assembly 200, a coolant assembly 300, a temperature sensor 400, and a controller 500. Wherein the coolant assembly 200 exchanges heat with the ice molds 100 through the coolant to lower the temperature of the water in the ice molds 100. The refrigerant assemblies 300 exchange heat with the coolant assemblies 200 via the refrigerant to reduce the temperature of the coolant in the coolant assemblies 200. The temperature sensor 400 is used to detect the coolant temperature. The controller 500 is electrically connected with the submersible water pump, the refrigerant assembly 300, the secondary refrigerant assembly 200 and the temperature sensor 400 respectively with the controller 500, and the controller 500 controls the submersible water pump, the refrigerant assembly 300 and the secondary refrigerant assembly 200 to work according to the temperature of the secondary refrigerant.
Referring to fig. 7 and 8, the coolant assembly 200 includes a heat exchanger 210, a circulating water pump 220, a Y-filter 230, an expansion tank 240, a first coolant valve 250, a plurality of second coolant valves 260, a plurality of third coolant valves 270, a fourth coolant valve 280, and a plurality of fifth coolant valves 290. Specifically, the first port of the heat exchanger 210 is connected to the coolant inlet of the flow channel 121 sequentially through the first coolant valve 250, the Y-filter 230, and the second coolant valve 260. The heat exchanger 210 is connected to the coolant outlet of the flow channel 121 via a third coolant valve 270, a circulating water pump 220, a fourth coolant valve 280, and a fifth coolant valve 290, in that order. The outlet of the expansion tank 240 is positioned between the fourth coolant valve 280 and the fifth coolant valve 290.
The temperature sensor 400 is installed in the heat exchanger 210, and the temperature sensor 400 is used for acquiring the temperature of the coolant in the heat exchanger 210. The circulating water pump 220 is electrically connected to the controller 500, and the circulating water pump 220 provides power for the circulation flow of the coolant between the heat exchanger 210 and the ice mold 100, and may be disposed not only between the second port of the heat exchanger 210 and the coolant outlet of the ice mold 100, but also between the first port of the heat exchanger 210 and the coolant inlet of the ice mold 100. The Y-shaped filter 230 is disposed between the first interface of the heat exchanger 210 and the coolant inlet of the ice mold 100, and the coolant entering the ice mold 100 in advance is filtered by the Y-shaped filter 230, which is helpful for prolonging the service life of the ice mold 100 and the circulating water pump 220. The expansion water tank 240 stores the coolant, the expansion water tank 240 is arranged above the ice mold 100, the coolant level in the expansion water tank 240 is higher than the coolant level in the ice mold 100, and when the coolant level in the ice mold 100 drops, the expansion water tank 240 can supplement the coolant for the ice mold 100 by using the siphon principle, which is helpful for ensuring the coolant to perform uniform heat exchange with the ice mold 100 and slowly reduce the water temperature in the evaporating plate.
In addition, the coolant assembly 200 can facilitate the maintenance of the heat exchanger 210, the circulating water pump 220, the Y-filter 230, the expansion tank 240 and the ice mold 100 by using the first coolant valve 250, the second coolant valve 260, the third coolant valve 270, the fourth coolant valve 280 and the fifth coolant valve 290.
Meanwhile, in this embodiment, the second coolant valve 260 and the fifth coolant valve 290 are respectively connected to the coolant inlet and the coolant outlet of each flow channel 121, the first interface of the heat exchanger 210 is respectively connected to all the second coolant valves 260, and the second interface of the heat exchanger 210 is respectively connected to all the fifth coolant valves 290, so that the on-off of each flow channel 121 on the ice mold 100 can be controlled. Before ice making, the flow channel 121 below the ice mold 100 is opened, and the flow channel 121 above the ice mold 100 is closed, so that the freezing rate of water above the ice mold 100 is lower than that of water below the ice mold 100, air in the water can timely escape from the water above the ice mold 100, the water in the ice mold 100 begins to freeze upwards from the bottom of the ice mold 100, and transparent ice is made. In the process of icing, the flow channel 121 above the ice mold 100 is gradually opened along with the height of the ice blocks, and the height of the ice blocks is gradually increased.
Referring to fig. 7 and 8, the refrigerant assembly 300 includes a compressor 310, an oil separator 320, a direction change valve 330, a condenser 340, a gas-liquid separator 350, a return air filter 360, a first conduit 370, and a second conduit 380. Specifically, the compressor 310 is electrically connected to the controller 500, and the exhaust port of the compressor 310 is connected to the first port of the direction valve 330 through the oil separator 320. The second port of the reversing valve 330 is connected to a condenser 340. The condenser 340 is connected to the third port of the heat exchanger 210 by a first conduit 370, and the condenser 340 is also connected to the third port of the heat exchanger 210 by a second conduit 380. The fourth port of the heat exchanger 210 is connected to the third port of the reversing valve 330. The fourth port of the reversing valve 330 is connected to the suction port of the compressor 310 through a gas-liquid separator 350 and a return air filter 360 in sequence. More specifically, along the direction of the refrigerant flowing from the condenser 340 to the heat exchanger 210, the first pipeline 370 is sequentially provided with a first check valve 371, an accumulator 372, a liquid supply filter 373, a solenoid valve 374 and an expansion valve 375, and the solenoid valve 374 is electrically connected with the controller 500. The second pipe 380 is provided with a third check valve 381, a second check valve 382, and a refrigerant valve 383 in this order along the direction in which the refrigerant flows from the heat exchanger 210 to the condenser 340.
The ice supporting base plate 600 is further modified, and in order to improve the sealing effect, a sealing member is provided on the top surface of the ice supporting base plate 600, and the sealing member is provided on the contact surface of the ice supporting base plate 600 and the evaporating plate.
Referring to fig. 5, the lifting mechanism 700 includes a frame 710, a lead screw lifter 720, a bearing 730, a biaxial motor 740, a horizontal commutator 750, and a transmission shaft 760. The four corners of the ice supporting bottom plate 600 are provided with screw rod lifters 720, two sides of the ice mold 100 are provided with two screw rod lifters 720 respectively, the screw rod lifters 720 are arranged on the frame 710, the axis of the screw rod lifter 720 is perpendicular to the top surface of the ice supporting bottom plate 600, and the screw rod of the screw rod lifter 720 is in threaded connection with the ice supporting bottom plate 600. The bearing 730, the double-shaft motor 740 and the horizontal commutator 750 are arranged on the frame 710, the output shaft of the double-shaft motor 740 is connected with the input end of the horizontal steering gear, the output end of the horizontal steering gear is connected with the transmission shaft 760, and the transmission shaft 760 penetrates through the bearing 730 and is respectively connected with the screw rod lifter 720 positioned at the same side of the ice mold 100. The driving force of the dual-shaft motor 740 drives the transmission shaft 760 to rotate after being turned by the horizontal reverser 750, and the rotation of the transmission shaft 760 drives the screw rod of the screw rod lifter 720 to rotate, so as to drive the ice supporting bottom plate 600 to lift.
The working process of the refrigerant during ice making: the refrigerant is changed into a high-temperature high-pressure gaseous refrigerant under the action of the compressor 310, the high-temperature high-pressure gaseous refrigerant sequentially passes through the oil separator 320, the first interface of the reversing valve 330 and the second interface of the reversing valve 330 and then enters the condenser 340, the high-temperature high-pressure gaseous refrigerant is changed into a normal-temperature high-pressure liquid refrigerant after heat exchange is carried out in the condenser 340, the normal-temperature high-pressure liquid refrigerant sequentially passes through the first one-way valve 371, the liquid reservoir 372, the liquid supply filter 373, the electromagnetic valve 374 and the expansion valve 375 and then is changed into a low-temperature low-pressure liquid refrigerant which absorbs heat of the secondary refrigerant in the heat exchanger 210 and then is changed into a low-temperature low-pressure gaseous refrigerant, the low-temperature low-pressure gaseous refrigerant sequentially passes through the fourth interface of the heat exchanger 210, the third interface of the reversing valve, the refrigerant circulates therethrough.
The working process of the secondary refrigerant during ice making: the coolant is changed into the low-temperature coolant in the heat exchanger 210, the low-temperature coolant sequentially passes through the first coolant valve 250, the Y-filter 230 and the second coolant valve 260 and then enters the flow channel 121 of the ice mold 100, the low-temperature coolant absorbs the heat of the water in the ice mold 100, the warmed coolant sequentially passes through the fifth coolant valve 290, the fourth coolant valve 280, the circulating water pump 220 and the third coolant valve 270 and then returns to the heat exchanger 210, and the coolant circulates.
The working process of the refrigerant during deicing: the refrigerant is changed into a high-temperature high-pressure gaseous refrigerant under the action of the compressor 310, the high-temperature high-pressure gaseous refrigerant sequentially passes through the oil separator 320, the first interface of the reversing valve 330 and the third interface of the reversing valve 330 and then enters the heat exchanger 210, the high-temperature high-pressure gaseous refrigerant is changed into a normal-temperature high-pressure liquid refrigerant after heat exchange with the secondary refrigerant in the heat exchanger 210, the normal-temperature high-pressure liquid refrigerant sequentially passes through the third one-way valve 381, the second one-way valve 382 and the refrigerant valve 383 and then enters the condenser 340, the heat exchange is performed in the condenser 340 and then is changed into a low-temperature low-pressure gaseous refrigerant, the low-temperature low-pressure gaseous refrigerant sequentially passes through the second interface of the reversing valve 330, the fourth interface of the reversing valve 330, the.
The working process of the secondary refrigerant during deicing: the coolant turns into the high-temperature coolant in the heat exchanger 210, the high-temperature coolant enters the flow channel 121 of the ice mold 100 after passing through the first coolant valve 250, the Y-filter 230 and the second coolant valve 260 in sequence, the part of the ice cubes attached to the inner wall of the mold cavity a absorbs the heat of the high-temperature coolant, the part of the ice cubes attached to the inner wall of the mold cavity a melts to separate the ice cubes from the ice mold 100, the cooled coolant passes through the fifth coolant valve 290, the fourth coolant valve 280, the circulating water pump 220 and the third coolant valve 270 in sequence and then returns to the heat exchanger 210, and the coolant circulates accordingly.
The working process of the ice maker is as follows: firstly, the lifting mechanism 700 drives the ice supporting bottom plate 600 to rise, the ice supporting bottom plate 600 is attached to the bottom surface of the ice mold 100, and the ice supporting bottom plate 600 and the ice mold 100 form a container with an upward opening; then, injecting clear water into the ice mold 100; then, the refrigerating system cools the water in the ice mold 100, and simultaneously the submersible water pump disturbs the water in the heat insulation cavity c, so that the water in the ice mold 100 is frozen from top to bottom; after the water in the refrigerating chamber is completely frozen, the refrigerating system melts the part of the ice block attached to the ice mold 100, so that the ice block is separated from the ice mold 100; finally, the lifting mechanism 700 drives the ice supporting base plate 600 to descend, the ice cubes are released from the ice mold 100 and slide out along with the descending of the ice supporting base plate 600, and the water in the heat insulation cavity c also flows out from the opening at the bottom of the ice mold 100.
Example two
An ice mold 100, see fig. 9, is different from the ice mold 100 according to the first embodiment in that: all the die cavities a form an ice making cavity b together, the heat insulation layer 140 is arranged on the top surfaces of the die cavities a, and the heat insulation layer 140 is internally provided with a heat insulation cavity c communicated with all the die cavities a. During ice making, bubbles of water in the ice making cavity b can move to the water in the heat insulation cavity c; the thermal insulation layer 140 is a hollow rectangular tube, the hollow portion of which is a thermal insulation cavity c, the bottom surface of which is attached to the top surface of the partition board at the periphery of the ice making area of the ice mold 100, and the thermal insulation layer 140 may be integrally formed or may be composed of a plurality of thermal insulation boards 141, in this embodiment, the thermal insulation layer 140 is integrally formed of a non-metal material and detachably mounted on the top surface of the outer frame 110.
In addition, the present embodiment further provides an ice maker, which is different from the ice maker of the first embodiment in that: the ice mold 100 of the ice maker of the present embodiment adopts the structure of the ice mold 100 described in the present embodiment.
EXAMPLE III
An ice mold 100, referring to fig. 10, is different from the ice mold 100 of the second embodiment in that: each die cavity a is an ice making cavity b; the inner cavity of the thermal insulation layer 140 is provided with clamping plates 142 which are arranged longitudinally and transversely, the heat conductivity coefficient of the clamping plates 142 is lower than that of the transverse partition plate 120 and that of the longitudinal partition plate 130, the bottom surface of the clamping plates 142 is attached to the top surfaces of the transverse partition plate 120 and that of the longitudinal partition plate 130, the clamping plates 142 divide the inner cavity of the thermal insulation layer 140 into a plurality of cavities, the cavities are thermal insulation cavities c, the number of the thermal insulation cavities c is equal to that of the ice making cavities b, the thermal insulation cavities c are arranged at the tops of the ice making cavities b in a one-to-one correspondence mode, and the thermal insulation.
In addition, the present embodiment further provides an ice maker, which is different from the ice maker described in embodiment two in that: the ice mold 100 of the ice maker of the present embodiment adopts the structure of the ice mold 100 described in the present embodiment.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. An ice mold (100), characterized in that said ice mold (100) comprises:
an ice making chamber (b) for making ice;
a heat insulation chamber (c) which is arranged at the top of the ice making chamber (b), is communicated with the ice making chamber (b), and has a lower thermal conductivity coefficient of the inner wall than that of the ice making chamber (b);
a water-disturbing assembly (150) disposed within the insulated chamber (c) for disturbing the liquid within the insulated chamber (c).
2. The ice mold (100) of claim 1, wherein:
the ice mold (100) comprises an outer frame (110), a plurality of transverse clapboards (120) are longitudinally arranged in the outer frame (110), a plurality of longitudinal clapboards (130) are transversely arranged in the outer frame (110), the transverse clapboards (120) and the longitudinal clapboards (130) divide the outer frame (110) into a plurality of mold cavities (a), a heat insulation layer (140) is arranged on the inner wall of each mold cavity (a), the heat conductivity coefficient of the heat insulation layer (140) is lower than that of the transverse clapboards (120) and the longitudinal clapboards (130), the part, in which the heat insulation layer (140) is arranged, of each mold cavity (a) is a heat insulation cavity (c), and the part, in which the heat insulation layer (140) is not arranged, of each mold cavity (a) is an ice making cavity (b);
the heat insulation layer (140) is arranged at the top in the cavity of the die cavity (a), and the height of the heat insulation layer (140) is smaller than that of the die cavity (a).
3. The ice mold (100) of claim 1, wherein: the ice mold (100) comprises an outer frame (110), a plurality of transverse clapboards (120) are longitudinally arranged in the outer frame (110), a plurality of longitudinal clapboards (130) are transversely arranged in the outer frame (110), the transverse clapboards (120) and the longitudinal clapboards (130) divide the outer frame (110) into a plurality of mold cavities (a), and all the mold cavities (a) jointly form an ice making cavity (b); a heat insulation layer (140) is arranged on the top surface of the ice making cavity (b), the heat conductivity coefficient of the heat insulation layer (140) is lower than that of the transverse partition plate (120) and the longitudinal partition plate (130), a cavity communicated with all the mold cavities (a) is arranged in the heat insulation layer (140), and the cavity is a heat insulation cavity (c).
4. The ice mold (100) of claim 1, wherein: the ice mold (100) comprises an outer frame (110), a plurality of transverse clapboards (120) are longitudinally arranged in the outer frame (110), a plurality of longitudinal clapboards (130) are transversely arranged in the outer frame (110), the transverse clapboards (120) and the longitudinal clapboards (130) divide the outer frame (110) into a plurality of mold cavities (a), and the mold cavities (a) are ice making cavities (b); a heat insulation layer (140) is arranged at the top of each die cavity (a), the heat conductivity coefficient of the heat insulation layer (140) is lower than that of the transverse partition plate (120) and the longitudinal partition plate (130), a cavity communicated with the corresponding die cavity (a) is arranged in the heat insulation layer (140), and the cavity is a heat insulation cavity (c).
5. An ice mold (100) according to any of the claims from 2 to 4, characterized in that:
a flow channel (121) for circulating refrigerant or secondary refrigerant is arranged in the diaphragm plate (120);
the longitudinal partition plates (130) are arranged between the adjacent transverse partition plates (120);
the transverse clapboards (120) positioned on the same column are spliced in a mode that the convex strips (122) are matched with the grooves (123);
the longitudinal partition plates (130) on the same row are welded on the transverse partition plate (120) or connected with the transverse partition plate (120) in series through screw rods.
6. An ice mold (100) according to any of the claims 1 to 4, characterized in that:
the diaphragm plate (120) and the longitudinal diaphragm plate (130) are both made of metal materials, and the heat insulation layer (140) is made of non-metal materials;
the water disturbing component (150) can be a submersible water pump, a stirrer, an air blowing pipe and other devices capable of disturbing water.
7. An ice maker, characterized in that the ice maker comprises:
an ice mold (100) being the ice mold (100) of any one of claims 1 to 6;
a refrigeration system for cooling the liquid within the ice mold (100).
8. The ice-making machine of claim 7, wherein said refrigeration system comprises:
a coolant assembly (200) for exchanging heat with the ice mold (100) via coolant, comprising a heat exchanger (210) and a circulating water pump (220), wherein a first interface of the heat exchanger (210) is connected to a coolant inlet of the ice mold (100), a second interface of the heat exchanger (210) is connected to a coolant outlet of the ice mold (100), and the circulating water pump (220) provides power for circulation of coolant between the heat exchanger (210) and the ice mold (100);
the refrigerant assembly (300) exchanges heat with the secondary refrigerant assembly (200) through refrigerant, and comprises a compressor (310) and a condenser (340), wherein the exhaust port of the compressor (310) is connected to the third interface of the heat exchanger (210) through the condenser (340), and the suction port of the compressor (310) is connected to the fourth interface of the heat exchanger (210).
9. The ice-making machine of claim 8, wherein:
the coolant assembly (200) further comprises a Y-shaped filter (230), wherein the Y-shaped filter (230) is arranged between the first interface of the heat exchanger (210) and the coolant inlet of the ice mold (100);
the coolant assembly (200) further comprises a Y-shaped filter (230), wherein the Y-shaped filter (230) is arranged between the first interface of the heat exchanger (210) and the coolant inlet of the ice mold (100);
the coolant assembly (200) further comprises a first coolant valve (250) and a second coolant valve (260), and the heat exchanger (210) is connected to the coolant inlet of the ice mold (100) through the first coolant valve (250), the Y-filter (230) and the second coolant valve (260) in sequence;
the coolant assembly (200) further comprises a third coolant valve (270) and a fourth coolant valve (280), and the heat exchanger (210) is connected to the coolant outlet of the ice mold (100) through the third coolant valve (270), the circulating water pump (220) and the fourth coolant valve (280) in sequence;
the water outlet of the expansion water tank (240) is arranged between the fourth secondary refrigerant valve (280) and the secondary refrigerant outlet of the ice mold (100);
the coolant assembly (200) further comprises a fifth coolant valve (290), the heat exchanger (210) is connected to the coolant outlet of the ice mold (100) through the third coolant valve (270), the circulating water pump (220), the fourth coolant valve (280) and the fifth coolant valve (290) in sequence, and the water outlet of the expansion tank (240) is arranged between the fourth coolant valve (280) and the fifth coolant valve (290);
the heat exchanger also comprises a controller (500) and a temperature sensor (400), wherein the temperature sensor (400) is used for detecting the temperature of the coolant in the heat exchanger (210), the controller (500) is respectively electrically connected with the compressor (310), the circulating water pump (220) and the temperature sensor (400), and the controller (500) controls the operation of the compressor (310) and the circulating water pump (220) according to the temperature of the coolant collected by the temperature sensor (400);
the secondary refrigerant inlet of the ice mold (100) is arranged below the secondary refrigerant outlet of the ice mold (100);
the refrigerant assembly (300) further comprises a reversing valve (330), the discharge port of the compressor (310) is connected to a first interface of the reversing valve (330), a second interface of the reversing valve (330) is connected to a third interface of the heat exchanger (210) through the condenser (340), the third interface of the reversing valve (330) is connected to a fourth interface of the heat exchanger (210), and the fourth interface of the reversing valve (330) is connected to the suction port of the compressor (310);
the refrigerant assembly (300) further comprises a first pipeline (370) and a second pipeline (380), the first pipeline (370) is respectively connected with the condenser (340) and the heat exchanger (210), the second pipeline (380) is respectively connected with the condenser (340) and the heat exchanger (210), along the direction from the condenser (340) to the heat exchanger (210), the first pipeline (370) is sequentially provided with a first one-way valve (371), a liquid storage device (372), a liquid supply filter (373), an electromagnetic valve (374) and an expansion valve (375), and the second pipeline (380) is sequentially provided with an ice maker valve, a second one-way valve (382) and a third one-way valve (381);
the refrigeration assembly further comprises an oil separator (320), the discharge of the compressor (310) being connected to the first port of the reversing valve (330) through the oil separator (320);
the refrigeration assembly further comprises a gas-liquid separator (350) and a gas return filter (360), and a fourth interface of the reversing valve (330) is connected to a suction port of the compressor (310) sequentially through the gas-liquid separator (350) and the gas return filter (360).
10. The ice-making machine of claim 7, further comprising a lift mechanism (700), said lift mechanism (700) comprising:
the screw rod lifter (720) is vertically provided with a screw rod and is in threaded connection with the ice supporting bottom plate (600);
a transmission shaft (760) with a horizontal axis and connected with the input end of the screw rod lifter (720);
a horizontal commutator (750) having an output end connected to the transmission shaft (760);
and the output shaft of the double-shaft motor (740) is connected with the input end of the horizontal commutator (750).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911378119.1A CN110895067A (en) | 2019-12-27 | 2019-12-27 | Ice mould, ice maker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911378119.1A CN110895067A (en) | 2019-12-27 | 2019-12-27 | Ice mould, ice maker |
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| CN110895067A true CN110895067A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911378119.1A Pending CN110895067A (en) | 2019-12-27 | 2019-12-27 | Ice mould, ice maker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107192187A (en) * | 2017-05-16 | 2017-09-22 | 长兴威威制冷科技有限公司 | One kind energy-conservation ice machine |
| CN113983745A (en) * | 2021-04-26 | 2022-01-28 | 江苏弗特尔制冷设备有限公司 | Modularized efficient multipurpose refrigeration equipment and ice-making refrigeration process |
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