WO2017071248A1 - Ice making apparatus and refrigerator - Google Patents
Ice making apparatus and refrigerator Download PDFInfo
- Publication number
- WO2017071248A1 WO2017071248A1 PCT/CN2016/086201 CN2016086201W WO2017071248A1 WO 2017071248 A1 WO2017071248 A1 WO 2017071248A1 CN 2016086201 W CN2016086201 W CN 2016086201W WO 2017071248 A1 WO2017071248 A1 WO 2017071248A1
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- ice making
- ice
- temperature changing
- temperature
- box
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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
- F25C1/08—Producing ice by immersing freezing chambers, cylindrical bodies or plates into water
Definitions
- the invention relates to the field of ice making technology, in particular to an ice making device and a refrigerator.
- household aluminum ice making machines generally use a frost-free refrigeration system for cooling.
- the ice making machine is directly installed in the freezing compartment of the refrigerator or in the closed compartment of the refrigerating compartment, and the cold air is directly blown onto the ice making box by the fan.
- the ice maker or the ice maker is turned over by the ice machine motor to cause the ice cubes to fall off under the force of gravity.
- the ice making method has low ice making efficiency, and the water icing in the ice making box is generally from the outside to the inside, and bubbles are easily generated inside the ice cube, which causes the ice to be opaque.
- An object of the first aspect of the present invention is to provide an ice making apparatus having high ice making efficiency in view of one of the above-mentioned drawbacks existing in the prior art.
- a further object of the first aspect of the invention is to make the ice cubes produced by the ice making device transparent.
- An object of the second aspect of the present invention is to provide a refrigerator having the above-described ice making device.
- an ice making apparatus comprising:
- An ice making box having at least one ice making compartment formed therein to accommodate water to make ice cubes;
- a temperature change device above the ice making box comprising a semiconductor refrigerating sheet, and a first temperature changing portion and a second temperature changing portion respectively in thermal contact with the opposite first temperature changing surface and the second temperature changing surface of the semiconductor cooling sheet,
- the semiconductor refrigerating sheet is configured to have its first temperature changing surface as a cooling surface having a lowered temperature during ice making;
- a lifting mechanism connected to the temperature change device to reduce the temperature changing device to a position where a lower portion of the first temperature changing portion thereof protrudes into the ice making box during ice making, thereby causing the ice making box to be
- the water draws a cooling amount from the first temperature changing portion to form an ice cube.
- the first temperature changing portion includes: a first heat conducting plate extending in a horizontal direction, the first heat conducting plate surface is in thermal contact with the first temperature changing surface of the semiconductor refrigeration sheet, from the first heat conduction The lower surface of the plate protrudes downwardly from the at least one cooling rod, wherein each of the cooling rods corresponds to one of the ice making grids;
- the second temperature changing portion includes: a second heat conducting plate extending in a horizontal direction, the lower surface of the second heat conducting plate is in thermal contact with the second temperature changing surface of the semiconductor cooling sheet, from an upper surface of the second heat conducting plate a plurality of spaced heat radiating fins extending upward in the vertical direction, and
- the lifting mechanism is further configured to reduce the temperature changing device to a position in which each of the first cooling blocks of the first temperature changing portion projects into the corresponding ice making compartment during the ice making process.
- the semiconductor refrigerating sheet is further configured to: after the end of ice making, the first temperature changing surface thereof is used as a heating surface with a temperature increase, so that the ice cubes in the ice making compartment are changed from the first temperature The heat is absorbed from the part; and
- the lifting mechanism is further configured to: after the ice cube in the ice making compartment is separated from the first temperature changing portion, raise the temperature changing device to a higher position than the preset position of the ice making box.
- the lifting mechanism comprises:
- a rack engaged with the gear, which is disposed in a vertical direction above the ice making box and movable up and down in a vertical direction, the temperature changing device being mounted at a bottom end of the rack;
- a driving mechanism for driving the gear to rotate, so that the temperature changing device is lifted to a different vertical position with the rack.
- the drive mechanism comprises a drive motor and a gear transmission structure
- the drive motor driving the gear to rotate by the gear transmission structure
- the ice making box is made of aluminum or aluminum based alloy material.
- the ice making device further includes:
- a heater configured to be activated after the ice cube in the ice making compartment is detached from the first temperature changing surface to heat the ice making box to cause ice cubes in the ice making compartment and the ice making Separation of the lattice;
- the ice making device further includes:
- the refrigerant cycle type refrigeration system is configured to controlly blow cold air to the second temperature change portion to dissipate heat during the ice making process.
- a refrigerator comprising:
- a separate ice making chamber is disposed in the storage compartment, the ice making device is disposed in the ice making chamber, and a top portion of the ice making chamber forms an air inlet for the inflow of the cooling airflow;
- the refrigerator further includes:
- An evaporator that cools air flowing therethrough to supply at least cold air to the storage compartment;
- a supply air path for feeding at least a portion of the air cooled by the evaporator into the ice making chamber during ice making, thereby dissipating heat from the second temperature changing portion.
- the refrigerator further includes:
- a damper disposed in the air supply air passage, configured to conduct the air supply air passage during ice making to blow cold air to the second temperature changing portion; and disconnect the sending after the ice making ends Wind and wind road.
- a lower portion of the ice making chamber forms a return air outlet for the airflow to flow out
- the refrigerator further includes a return air path for conveying an airflow flowing from the return air vent to the evaporator for cooling.
- the ice making device of the invention can directly freeze the water in the ice making box by directly introducing the cold amount generated by the semiconductor refrigeration sheet into the water in the ice making box, so as to achieve the purpose of instantaneous freezing. Since the water in the ice making box is instantaneously frozen from the inside to the outside, the formed ice has no air bubbles, so the present invention can produce ice with higher transparency.
- the present invention passes the first temperature-changing surface of the semiconductor refrigerating sheet in thermal contact with the first temperature-changing portion into a refrigerating surface (ie, a cold end) during the ice making process to transfer the cooling amount generated by the semiconductor refrigerating sheet to the first The temperature changing portion; furtherly, by inserting the first temperature changing portion into the ice making grid, the cold amount released from the cold end of the semiconductor refrigeration sheet is directly introduced into the water in the ice making box, so that the water in the ice making box can be quickly frozen to achieve The purpose of instant icing.
- a refrigerating surface ie, a cold end
- the polarity of the current of the semiconductor refrigerating sheet is interchanged, that is, the heating surface (ie, the hot end) of the semiconductor refrigerating sheet is reversed with the refrigerating surface, thereby making the first thermal transition portion in thermal contact with the first variable temperature portion.
- a temperature-changing surface becomes a heating surface, and the first temperature-changing portion can be detached from the ice in an instant.
- the ice cubes in the ice making box are separated from the ice making grid by the heater, and the ice cubes in the ice making grid are removed by the ice picking rod, so that the ice cubes fall off into the ice storage box or other containers under the action of gravity, and the completion is completed.
- the ice is iced off.
- the ice making device and the refrigerator of the present invention dissipate heat to the heating surface of the semiconductor refrigerating sheet by blowing cold air to the second variable temperature portion by the refrigerant circulation type refrigerating system, so that the temperature of the refrigerating surface of the semiconductor refrigerating sheet can be made lower. It produces more cold, which further increases the ice making speed and can be made into highly transparent ice cubes.
- FIG. 1 is a schematic structural view of an ice making device according to an embodiment of the present invention.
- FIG. 2 is a schematic structural view of the ice making device shown in Figure 1 after the lifting mechanism is omitted;
- Figure 3 is a schematic cross-sectional view of the temperature change device of the ice making device shown in Figure 1;
- Figure 4 is a schematic structural view of the ice making device shown in Figure 1 when making ice;
- Figure 5 is a schematic structural view of the ice making device shown in Figure 1 when it is detached;
- Figure 6 is a schematic perspective view of a refrigerator in accordance with one embodiment of the present invention.
- the ice making device 100 can generally include an ice making box 10.
- the ice making box 10 is open to the upper surface, and water can be injected into the ice making box 10 by a water injection device (not shown).
- the ice making box 10 is partitioned to form at least one ice tray 11 having an opening upward to accommodate water to make ice cubes.
- a plurality of ice making compartments 11 can be formed in the ice making box 10, for example, four, six, and the like.
- a plurality of ice making compartments 11 may be arranged along the length direction of the ice making apparatus 100.
- the ice maker 10 can be made of a heat conductive material.
- the thermally conductive material is preferably a metallic material, more preferably an aluminum or aluminum based alloy, for better thermal conductivity.
- the ice making apparatus 100 further includes a temperature changing device 40 above the ice making box 10 and a lifting mechanism 30 connected to the temperature changing device 40.
- the temperature change device 40 includes a semiconductor refrigeration sheet 43 (see FIG. 3).
- the semiconductor refrigerating sheet 43 has opposite first and second temperature-changing surfaces, and when the semiconductor refrigerating sheet 43 is energized, wherein the temperature of the first temperature-changing surface is lowered to form a refrigerating surface (ie, a cold end); The temperature of the second variable temperature surface rises to form a heating surface (ie, the hot end).
- the ice making device 100 of the embodiment of the present invention uses the amount of cold generated by the semiconductor refrigerating sheet 43 (cold end) to make ice.
- the temperature change device 40 further includes a first temperature change portion 41 and a second temperature change portion 43 which are in thermal contact with the first first temperature change surface and the second temperature change surface of the semiconductor refrigerating sheet 43, respectively.
- the first temperature changing portion 41 may include a first heat conducting plate extending in a horizontal direction, the first heat conducting plate surface being in thermal contact with the first temperature changing surface of the semiconductor refrigerating sheet 43.
- At least one cooling rod 411 is protruded downward from the lower surface of the first heat conducting plate, wherein each of the cooling bars 411 corresponds to one ice making grid 11.
- the second temperature changing portion 42 includes a second heat conducting plate extending in the horizontal direction, and the lower surface of the second heat conducting plate is in thermal contact with the second temperature changing surface of the semiconductor refrigerating sheet 43.
- a plurality of spaced-apart heat dissipating fins 421 extend upward from the upper surface of the second heat conducting plate in the vertical direction.
- the materials of the first temperature changing portion 41 and the second temperature changing portion 42 may be copper, copper alloy, aluminum, aluminum alloy, stainless steel or other materials having better thermal conductivity.
- the upper surface of the first heat conducting plate may be recessed downward to form a recess, and the semiconductor refrigerating sheet 43 is embedded in the recess.
- the temperature change device 40 may be provided with a semiconductor refrigeration sheet 43; a plurality of semiconductor refrigeration sheets 43 may also be disposed.
- the plurality of semiconductor refrigerating sheets 43 are arranged in the horizontal direction and are each embedded in the grooves of the first heat conducting plate.
- the upper surface of the first heat conducting plate and the lower surface of the second heat conducting plate may not be disposed in contact with each other to prevent direct transfer of heat between the first heat conducting plate and the second heat conducting plate.
- the lifting mechanism 30 is used to drive the temperature changing device 40 to the different vertical positions.
- the lift mechanism 30 can include a gear 31, a rack 32, and a drive mechanism.
- the gear 31 is fixedly disposed above the ice making box 10.
- the rack 32 meshes with the gear 31, which is disposed in the vertical direction above the ice making box 10, and is movable up and down in the vertical direction by the engagement with the gear 31.
- the temperature change device 40 is mounted at the bottom end of the rack 32 so as to move up and down with the rack 32 in the vertical direction.
- the drive mechanism is used to drive the rotation of the gear 31 such that the temperature change device 40 is raised and lowered with the rack 32 to different vertical positions.
- the drive mechanism may include a drive motor 33 and a gear transmission structure, and the drive motor 33 is rotated by the gear transmission structure drive gear 31.
- the gear transmission structure may include a first gear 34 that meshes with an output shaft of the drive motor 33, and a second gear 35 that meshes with the first gear 34. Both the first gear 34 and the second gear 35 rotate in a vertical plane.
- the second gear 35 is coupled to the gear 31 by a drive shaft 36 extending in the horizontal direction, so that the drive motor 33 can drive the gear 31 to rotate in a vertical plane.
- the drive motor 33 can be fixedly disposed above the ice making box 10; the drive shaft 36 can be fixedly disposed above the ice making box 10 through a sleeve (not shown).
- the second gear 35 is sleeved in the middle of the transmission shaft 36, and the two gears 31 are respectively sleeved on both ends of the transmission shaft 36, and each gear 31 is respectively meshed with a rack 32 to change temperature. Both ends of the device 40 are mounted at the bottom ends of the two racks 32, respectively.
- the semiconductor refrigerating sheet 43 is configured to have its first temperature-changing surface as a temperature-reducing cooling surface during the ice-making process (ie, the process in which the water in the ice tray 11 absorbs the cold to solidify into ice), thereby The amount of cold generated by the ice is transferred to the first temperature changing portion 41. That is, in the ice making process, the first temperature changing surface that thermally contacts the semiconductor cooling fin 43 with the first temperature changing portion 41 is a refrigerating surface, and the second temperature changing surface that is in thermal contact with the second temperature changing portion 42 is a heating surface.
- Fig. 4 is a schematic structural view of the ice making device 100 shown in Fig. 1 when it is made into ice.
- the elevating mechanism 30 may be configured to reduce the temperature changing device 40 to a position where the lower portion of the first temperature changing portion 41 projects into the ice making box 10 during the ice making process, thereby causing the water in the ice making box 10 to pass from
- the first temperature changing portion 41 draws a cooling amount to form an ice cube. That is to say, the amount of cold generated by the semiconductor cooling fins 43 is directly transmitted to the water in the ice making tray 11 through the first temperature changing portion 41, so that the water in the ice making tray 11 freezes from the inside to the outside, thereby forming ice cubes. Transparent.
- the lift mechanism 30 is configured to reduce the temperature change device 40 to the first temperature change during the ice making process.
- Each of the cooling bars 411 of the portion 41 projects into a position in the corresponding ice making grid 11.
- the semiconductor refrigerating sheet 43 is further configured to have its first temperature changing surface as a heating surface having a temperature rise after the end of ice making (ie, after forming an ice cube), thereby causing the ice cubes in the ice making grid 11 to be from the first
- the temperature changing portion 41 absorbs heat and is separated from it. That is, after the end of the ice making, the first temperature-changing surface that thermally contacts the semiconductor cooling fin 43 with the first temperature-changing portion 41 serves as a heating surface, and the second temperature-changing surface that is in thermal contact with the second temperature-changing portion 42 becomes a cooling surface, thereby forming the semiconductor.
- the heating surface of the cooling sheet 43 is produced The generated heat is transmitted to the cooling rod 411 of the first temperature changing portion 41.
- the lifting mechanism 30 is further configured to raise the temperature changing device 40 to a position higher than the preset position of the ice making box 10 after the heat absorbed by the ice in the ice making tray 11 is separated from the cooling rod 411.
- the preset position above the ice making box 10 should at least ensure that the ice making mechanism of the ice making device (for example, the ice picking rod 20 mentioned later) is turned and de-icing, and the temperature is changed.
- the device 40 does not interfere with the ice making box 10, see Figure 5.
- the ice making device 100 can be similar to prior art ice making machines, and can also include a heater (not shown) for separating the ice cubes from the ice making box 10.
- the heater may be configured to be activated after the ice making is completed, and the ice cubes in the ice making tray 11 are separated from the first temperature changing portion 41 to heat the ice making box 10 so that the ice cubes in the ice making tray 11 and the ice making are made.
- the grid 11 is separated.
- the heater can be disposed at the bottom of the ice making box 10, for example, as in the prior art.
- the ice making device may further include an ice turning mechanism for removing ice pieces from the ice making grid 11 therefrom.
- the ice turning mechanism may be, for example, an ice plucking rod 20 on which at least one blade corresponding to at least one ice making grid 11 is disposed to take the ice cubes in the ice making grid 11 out of contact with the ice making grid 11 Removed inside the ice tray 11.
- the motor (not shown) drives the ice pulling rod 20 to rotate, thereby moving the ice cubes in the ice making tray 11 out of the ice making box 10. .
- the ice box 10 can also be rotated by the motor to remove the ice cubes within the ice cube 11 by the ice extraction bar 20.
- An ice storage box (not shown) may also be disposed under the ice making box 10, and the ice pieces separated by the rotation of the ice pulling rod 20 are stored in the ice storage box.
- the cooling rod 411 is taken out from the cold end of the semiconductor refrigerating sheet 43, and the cooling rod 411 is projected into the ice making box 10, and the water released from the cold end of the semiconductor refrigerating sheet 43 is used to instantaneously freeze the water in the ice making box 10.
- the hot and cold ends of the semiconductor refrigerating sheet 43 are reversed by exchanging the polarity of the current of the semiconductor refrigerating sheet 43, and the heat of the hot end is transferred to the ice block through the cooling rod 411, so that the ice making rod 411 can be instantaneously made.
- the ice making box 10 Disengaged from the ice cubes; the ice making box 10 is heated by the heater to separate the ice cubes in the ice making grid 11 from the ice making grid 11; then the ice cubes in the ice making grid 11 are removed by the ice pulling rods 20 The ice cubes fall off under the action of gravity into the ice storage box and other containers to complete the ice making and deicing process.
- the inventors of the present application found that although the ice making apparatus 100 having the above structure has a relatively fast ice making efficiency and can prepare relatively transparent ice pieces, the transparency of the obtained ice pieces still has room for improvement.
- a semiconductor refrigerating sheet and a refrigerant cycle type refrigerating system (also referred to as a compression refrigerating system or an evaporator refrigerating system) is generally used to provide a cooling capacity for the ice making box.
- a refrigerant cycle type refrigeration system also referred to as a compression refrigerating system or an evaporator refrigerating system
- the second temperature changing portion 42 of the temperature change device 40 can be dissipated by a refrigerant cycle type refrigeration system to obtain transparent ice cubes.
- the ice making apparatus 100 may further include a refrigerant cycle type refrigeration system (not shown) configured to be controlled to blow to the second temperature changing portion 42 during the ice making process. Cool the wind to dissipate it.
- a refrigerant cycle refrigeration system typically includes an evaporator, a compressor, a condenser, a throttling element (expansion valve or capillary), and the evaporator is connected to a compressor, a condenser, and a throttling element via a refrigerant pipe.
- a refrigeration cycle is constructed to cool the compressor when it is started to cool the air flowing through the evaporator.
- the ice making apparatus 100 may further be provided with a casing (not shown) in which the refrigerant cycle type refrigeration system is disposed.
- a fan, a supply air duct and a return air duct may be disposed in the outer casing, and the fan blows the air cooled by the evaporator to the second temperature changing portion 42 via the air supply duct; the heat radiated from the second temperature changing portion 42 is returned.
- the wind duct is sent to the evaporator, which circulates its heat to the compressor.
- the elevating mechanism 30 lowers the temperature changing device 40 to a position where the cooling rod 411 is projected into the corresponding ice making tray 11 (see Fig. 4).
- the semiconductor refrigerating sheet 43 is turned on to start operation, and the refrigerant circulation type refrigerating system operates.
- the cold air cooled by the evaporator flows to the second temperature changing portion 42 of the temperature change device 40 via the air supply duct to the hot end of the semiconductor refrigerating sheet 43. Cool down.
- the lower temperature-changing surface of the semiconductor cooling fin 43 in thermal contact with the first temperature-changing portion 41 serves as a cold end, and the cooling amount is instantaneously released to rapidly lower the temperature of the cooling rod 411.
- the water in contact with the cooling rod 411 in the ice tray 11 is instantaneously frozen.
- the refrigerant cycle type refrigeration system is shut down, and the cooling of the second temperature changing portion 42 of the temperature change device 40 is stopped.
- the polarity switch of the current of the semiconductor refrigerating sheet 43 is turned on, and the cold end and the hot end of the semiconductor refrigerating sheet 43 are reversed, so that the ice cube is instantaneously separated from the ice making rod 411.
- the driving motor 33 is activated to drive the gear 31 to rotate, thereby driving the rack 32 and the temperature changing device 40 to move upward, that is, to drive the cooling rod 411 to separate from the ice in the ice making box 10 (see FIG. 1).
- the heater is activated, and the ice making box 10 is heated to detach the ice cubes in the ice making box 10 from the ice making box 10.
- the motor starts to drive the ice-picking rod 20 to rotate, so that the ice cube is rotated out, and the ice cube falls off into the ice storage box under the action of gravity (Fig. 5), and the ice making and deicing process is completed.
- the ice making device 100 may not separately provide a refrigerant cycle type refrigeration system, but may use the refrigerant cycle type refrigeration system of the refrigerator to dissipate heat from the second temperature changing portion 42 of the ice making device 100.
- the present invention may also provide a refrigerator based on the ice making device 100 of any of the foregoing embodiments.
- Fig. 6 is a schematic structural view of a refrigerator 1 according to an embodiment of the present invention.
- the refrigerator 1 includes a storage compartment and the ice making apparatus 100 in any of the foregoing embodiments, and the ice making apparatus 100 is disposed in the storage compartment 200.
- the storage compartment 200 can include a refrigerating compartment and a freezing compartment.
- the storage compartment 200 in which the ice making apparatus 100 is disposed is preferably a refrigerating compartment.
- the refrigerator 1 may further include a refrigerant circulation type refrigeration system for supplying at least the cold storage of the storage compartment 200.
- a separate ice making chamber 300 may be provided in the storage compartment 200, and the ice making apparatus 100 is disposed in the ice making compartment 300.
- the top of the ice making compartment 300 forms an air inlet for the inflow of the cooling airflow.
- the refrigerator 1 may include a supply air path 410 for feeding at least part of the air cooled by the evaporator 400 in the refrigerant cycle type refrigeration system into the ice making chamber 300 during the ice making process, thereby performing the second temperature changing portion 42 Cooling.
- the refrigerator 1 further includes a return air path 420 for conveying the airflow flowing out of the air return port of the ice making chamber 300 to the evaporator 400 for cooling.
- the refrigerator 1 further includes a damper 411 disposed in the air supply duct 410 and configured to conduct the air supply duct 410 during the ice making process to blow cool air to the second temperature changing unit 42 for heat dissipation.
- the damper 411 is closed after the end of the ice making to disconnect the air supply duct 410.
- the damper 411 is opened to turn on the supply air path 410, and the cold air can flow into the ice making chamber 300.
- the two temperature changing portions 42 perform heat dissipation.
- the damper 411 is closed to disconnect the air supply duct 410.
- the damper 411 is closed. If the storage compartments such as the refrigerating compartment and the freezer compartment do not require refrigeration after the end of ice making, the compressor can be shut down.
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- Production, Working, Storing, Or Distribution Of Ice (AREA)
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Abstract
Description
Claims (11)
- 一种制冰装置,包括:An ice making device comprising:制冰盒,其内分隔形成至少一个制冰格,以容纳水来制作冰块;An ice making box having at least one ice making compartment formed therein to accommodate water to make ice cubes;处于所述制冰盒上方的变温装置,其包括半导体制冷片、和分别与所述半导体制冷片的相对的第一变温表面和第二变温表面热接触的第一变温部和第二变温部,所述半导体制冷片配置成在制冰过程中使其第一变温表面作为温度降低的制冷表面;a temperature change device above the ice making box, comprising a semiconductor refrigerating sheet, and a first temperature changing portion and a second temperature changing portion respectively in thermal contact with the opposite first temperature changing surface and the second temperature changing surface of the semiconductor cooling sheet, The semiconductor refrigerating sheet is configured to have its first temperature changing surface as a cooling surface having a lowered temperature during ice making;升降机构,与所述变温装置相连,以在制冰过程中将所述变温装置降至使其第一变温部的下部伸入所述制冰盒中的位置,从而使所述制冰盒中的水从所述第一变温部吸取冷量以形成冰块。a lifting mechanism connected to the temperature change device to reduce the temperature changing device to a position where a lower portion of the first temperature changing portion thereof protrudes into the ice making box during ice making, thereby causing the ice making box to be The water draws a cooling amount from the first temperature changing portion to form an ice cube.
- 根据权利要求1所述的制冰装置,其中The ice making device according to claim 1, wherein所述第一变温部包括:沿水平方向延伸的第一导热板,所述第一导热板上表面与所述半导体制冷片的第一变温表面热接触,自所述第一导热板的下表面向下凸出至少一个制冷棒,其中每个所述制冷棒对应于一个所述制冰格;The first temperature changing portion includes: a first heat conducting plate extending in a horizontal direction, the first heat conducting plate surface is in thermal contact with the first temperature changing surface of the semiconductor cooling sheet, from a lower surface of the first heat conducting plate At least one cooling rod is protruded downward, wherein each of the cooling rods corresponds to one of the ice making grids;所述第二变温部包括:沿水平方向延伸的第二导热板,所述第二导热板下表面与所述半导体制冷片的第二变温表面热接触,自所述第二导热板的上表面沿竖直方向向上延伸有多个间隔设置的散热翅片,且The second temperature changing portion includes: a second heat conducting plate extending in a horizontal direction, the lower surface of the second heat conducting plate is in thermal contact with the second temperature changing surface of the semiconductor cooling sheet, from an upper surface of the second heat conducting plate a plurality of spaced heat radiating fins extending upward in the vertical direction, and所述升降机构还配置成在制冰过程中将所述变温装置降至使其第一变温部的每个制冷棒伸入相应制冰格内的位置。The lifting mechanism is further configured to reduce the temperature changing device to a position in which each of the first cooling blocks of the first temperature changing portion projects into the corresponding ice making compartment during the ice making process.
- 根据权利要求1所述的制冰装置,其中The ice making device according to claim 1, wherein所述半导体制冷片还配置成:在制冰结束后使其第一变温表面作为温度升高的制热表面,从而使得所述制冰格内的冰块从所述第一变温部吸取热量与其相脱离;且The semiconductor refrigerating sheet is further configured to: after the end of ice making, the first temperature changing surface thereof is used as a heating surface having a temperature increase, so that the ice cubes in the ice making compartment absorb heat from the first temperature changing portion and Out of phase; and所述升降机构还配置成:在所述制冰格内的冰块与所述第一变温部相脱离后,将所述变温装置升至高于所述制冰盒的预设位置。The lifting mechanism is further configured to: after the ice cube in the ice making compartment is separated from the first temperature changing portion, raise the temperature changing device to a higher position than the preset position of the ice making box.
- 根据权利要求1所述的制冰装置,其中所述升降机构包括:The ice making device according to claim 1, wherein said lifting mechanism comprises:齿轮,固定于所述制冰盒上方;a gear fixed to the ice box;与所述齿轮相配合的齿条,其在所述制冰盒上方沿竖直方向设置且可沿竖直方向上下移动,所述变温装置安装在所述齿条底端;以及a rack engaged with the gear, which is disposed in a vertical direction above the ice making box and movable up and down in a vertical direction, the temperature changing device being mounted at a bottom end of the rack;驱动机构,用于驱动所述齿轮转动,从而使所述变温装置随所述齿条升降至不同竖向位置。 a driving mechanism for driving the gear to rotate, so that the temperature changing device is lifted to a different vertical position with the rack.
- 根据权利要求4所述的制冰装置,其中所述驱动机构包括驱动电机和齿轮传动结构,所述驱动电机通过所述齿轮传动结构驱动所述齿轮转动。The ice making device according to claim 4, wherein said drive mechanism comprises a drive motor and a gear transmission structure, said drive motor driving said gear to rotate by said gear transmission structure.
- 根据权利要求3所述的制冰装置,其中The ice making device according to claim 3, wherein所述制冰盒由铝或铝基合金材料制成,The ice making box is made of aluminum or aluminum based alloy material.所述制冰装置还包括:The ice making device further includes:加热器,配置成在所述制冰格内的冰块与所述第一变温表面脱离后启动,以对所述制冰盒加热从而使得所述制冰格内的冰块与所述制冰格相脱离;和a heater configured to be activated after the ice cube in the ice making compartment is detached from the first temperature changing surface to heat the ice making box to cause ice cubes in the ice making compartment and the ice making Separation of the lattice; and拔冰杆,其上设置有与所述至少一个制冰格对应的至少一个叶片,以在所述制冰格内的冰块与所述制冰格相脱离后将其从所述制冰格内移除。An ice plucking rod on which at least one blade corresponding to the at least one ice making grid is disposed to remove the ice cubes in the ice making compartment from the ice making compartment after being detached from the ice making compartment Removed inside.
- 根据权利要求1所述的制冰装置,还包括:The ice making device according to claim 1, further comprising:制冷剂循环型制冷系统,配置成在制冰过程中受控地向所述第二变温部吹送冷风以对其进行散热。The refrigerant cycle type refrigeration system is configured to controlly blow cold air to the second temperature change portion to dissipate heat during the ice making process.
- 一种冰箱,包括:A refrigerator comprising:储物间室;和Storage room; and如权利要求1-6中任一项所述的制冰装置,其设置在所述储物间室中。An ice making device according to any one of claims 1 to 6, which is disposed in the storage compartment.
- 根据权利要求8所述的冰箱,其中A refrigerator according to claim 8, wherein所述储物间室中设置有独立的制冰室,所述制冰装置设置在所述制冰室中,所述制冰室的顶部形成供冷却气流流入的进风口;a separate ice making chamber is disposed in the storage compartment, the ice making device is disposed in the ice making chamber, and a top portion of the ice making chamber forms an air inlet for the inflow of the cooling airflow;所述冰箱还包括:The refrigerator further includes:蒸发器,对流经其的空气进行冷却,以至少向所述储物间室供应冷气;和An evaporator that cools air flowing therethrough to supply at least cold air to the storage compartment;送风风路,用于在制冰过程中将所述蒸发器冷却的至少部分空气送入所述制冰室中,从而对所述第二变温部进行散热。a supply air path for feeding at least a portion of the air cooled by the evaporator into the ice making chamber during ice making, thereby dissipating heat from the second temperature changing portion.
- 根据权利要求9所述的冰箱,还包括:The refrigerator according to claim 9, further comprising:风门,设置在所述送风风路中,配置成在制冰过程中导通所述送风风路,以向所述第二变温部吹送冷风;且在制冰结束后断开所述送风风路。a damper disposed in the air supply air passage, configured to conduct the air supply air passage during ice making to blow cold air to the second temperature changing portion; and disconnect the sending after the ice making ends Wind and wind road.
- 根据权利要求9所述的冰箱,其中A refrigerator according to claim 9, wherein所述制冰室的下部形成供气流流出的回风口,The lower part of the ice making chamber forms a return air outlet for the airflow to flow out,所述冰箱还包括回风风路,其用于将从所述回风口流出的气流输送至所述蒸发器进行冷却。 The refrigerator further includes a return air path for conveying an airflow flowing from the return air vent to the evaporator for cooling.
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CN201510737833.0 | 2015-10-29 | ||
CN201510737833.0A CN105299994B (en) | 2015-10-29 | 2015-10-29 | Ice maker and refrigerator |
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WO2017071248A1 true WO2017071248A1 (en) | 2017-05-04 |
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PCT/CN2016/086201 WO2017071248A1 (en) | 2015-10-29 | 2016-06-17 | Ice making apparatus and refrigerator |
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WO (1) | WO2017071248A1 (en) |
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CN111288700B (en) * | 2018-12-06 | 2022-06-24 | 海尔智家股份有限公司 | Ice making assembly and refrigerator with same |
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CN105299994A (en) | 2016-02-03 |
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