WO2017138426A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2017138426A1
WO2017138426A1 PCT/JP2017/003765 JP2017003765W WO2017138426A1 WO 2017138426 A1 WO2017138426 A1 WO 2017138426A1 JP 2017003765 W JP2017003765 W JP 2017003765W WO 2017138426 A1 WO2017138426 A1 WO 2017138426A1
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WO
WIPO (PCT)
Prior art keywords
storage chamber
storage
air passage
chamber
air
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Application number
PCT/JP2017/003765
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English (en)
Japanese (ja)
Inventor
拓也 赤塚
Original Assignee
パナソニックＩｐマネジメント株式会社
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Publication of WO2017138426A1 publication Critical patent/WO2017138426A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts

Definitions

  • the present disclosure relates to a refrigerator having a plurality of storage rooms with different storage temperature zones.
  • an undercounter refrigerator that is built in a system kitchen or the like is used for storing and storing bottles and cans.
  • wine is preferably stored at about 14 ° C. to 18 ° C. depending on the type of white wine, red wine, and the like, and the temperature when drinking is about 7 ° C. to 9 ° C.
  • FIG. 11 shows the wine cellar described in Patent Document 1.
  • the wine cellar disclosed in Patent Literature 1 includes a plurality of storage chambers 102 and 103 in a main body 101.
  • cold air generated in the cooling chamber 104 provided on the back surface of the main body 101 is supplied to the storage chambers 102 and 103 by the cooling fan 105, and the storage chambers 102 and 103 are predetermined. It is configured to be maintained at temperature.
  • the cold air flow path 106 from the cooling fan 105 branches to the storage chambers 102 and 103. Branches by 106a and 106b. Further, dampers 107 and 108 are respectively provided in the branch air passages 106a and 106b. By adjusting the amount of cold air supplied to the storage chambers 102 and 103 by the dampers 107 and 108, the storage chambers 102 and 103 are respectively provided. Maintained at a predetermined temperature.
  • the cooling chamber 104 is cooled via the merged return air passage 109 where the cool air after cooling the storage chambers 102 and 103 merges with the return air passages 109a and 109b from the storage chambers 102 and 103. Is configured to return.
  • the wine cellar described in Patent Document 1 changes the temperature of the storage chambers 102 and 103 by changing the amount of cool air supplied to the storage chambers 102 and 103 even if there is only one cooling chamber 104 provided in the main body 101. Can do.
  • the upper storage chamber 102 is set as a low temperature storage chamber that is stored at a temperature of about 8 ° C. immediately before drinking, and the lower storage chamber 103 is suitable for long-term storage. Since it can be set as a high temperature storage room that is stored at a relatively high temperature of around 14 ° C., it is easy to use.
  • Patent Document 1 since the wine cellar described in Patent Document 1 is configured to supply cold air to the plurality of storage chambers 102 and 103 with one cooling chamber 104 and a cooling fan 105, the cold air supply air passages intersect vertically. There is a problem that the configuration becomes complicated, the production cost becomes high, and the cost becomes high.
  • dampers 107 and 108 are provided in the branch air passages 106a and 106b, respectively, in order to change the amount of cool air supplied to the storage chambers 102 and 103, respectively, the cost becomes higher and the cost becomes higher. There is a problem.
  • the present disclosure has been made in view of the problems as described above. With a simple configuration, a plurality of storage chambers having different storage temperature zones can be maintained at a predetermined temperature, and manufacturing costs can be reduced. Provide a refrigerator that can.
  • a refrigerator includes a main body, a plurality of storage chambers provided in the main body, a cooling chamber provided on the back side of the main body, and cold air generated in the cooling chamber. And a cooling fan for supplying a plurality of storage chambers.
  • the refrigerator according to an example of the embodiment of the present disclosure includes an air path unit between the plurality of storage chambers and the cooling chamber of the main body.
  • the air passage unit includes a rear air passage forming plate facing the cooling chamber and a front air passage forming plate facing the plurality of storage chambers.
  • the plurality of storage rooms have a first storage room and a second storage room.
  • the air path unit has an outward air path to the first storage chamber and a return air path from the second storage chamber to the cooling chamber.
  • the forward air path to the first storage chamber and the return air path from the second storage chamber to the cooling chamber are fitted with the front air path forming plate and the rear air path forming plate. It is comprised so that it may be formed.
  • each of the plurality of storage chambers in which cold air generated in one cooling chamber is supplied to each of the plurality of storage chambers by the cooling fan, and the plurality of storage chambers are cooled to different temperature zones, each of the plurality of storage chambers
  • the cool air forward air passage and the return air passage for supplying and circulating the cold air can be formed simply by incorporating an air passage unit configured separately from the main body into the main body.
  • the air path unit can form a forward air path and a return air path simply by fitting the pair of front and rear air path forming plates, and simplifies the air path configuration and improves productivity. It is possible to significantly reduce the cost.
  • a damper may be provided in a forward air path to the first storage chamber or the second storage chamber among the plurality of storage chambers.
  • the storage room connected to the forward air passage provided with the damper can maintain the indoor temperature at a high temperature (for example, around 14 ° C.) by limiting the amount of cool air supplied to the room by the damper. .
  • a high temperature storage room room temperature is around 14 ° C., for example
  • a low temperature storage room room temperature is around 8 ° C., for example
  • a refrigerator is provided at a lower cost. be able to.
  • the front air passage forming plate has a blowout opening and a return opening that open to each of the plurality of storage chambers, and the second storage chamber among the plurality of storage chambers. From the cross-sectional area of the air flow path to the front or the area of the outlet opening to the second storage chamber, the cross-sectional area of the air flow path to the first storage chamber or the area of the air outlet opening to the first storage chamber You may be comprised so that it may become small.
  • the first storage chamber among the plurality of storage chambers is disposed on the upper side in the main body, and the second storage chamber is disposed on the lower side in the main body. May be.
  • the air path unit may have a forward air path to the second storage chamber.
  • the cooling fan is disposed at a position facing the first storage chamber, and the second storage chamber is a forward air path to the second storage chamber. The cooling air from the cooling fan may be supplied via the.
  • a forward air passage to the second storage chamber may be arranged in the vertical direction in the central portion in the left-right direction of the front air passage forming plate.
  • the refrigerator according to an example of the embodiment of the present disclosure may be provided with a cold air return port on each of the left side and the right side with respect to the forward air passage to the second storage chamber in the front air passage formation plate.
  • the cool air can be effectively supplied in the shortest distance to the storage chamber in which the cooling fans are arranged facing each other among the plurality of storage chambers.
  • the cool air in the storage chamber can be diffused from the return openings provided on the left and right sides of the front air passage forming plate and collected into the cooling chamber, so that the storage chamber can be efficiently and uniformly distributed. It can cool uniformly. Thereby, the wine, food, etc. stored in the storage room can be cooled and stored well and efficiently.
  • At least one of the plurality of storage chambers is a heater that heats at least one of the plurality of storage chambers when the indoor temperature becomes a predetermined temperature or lower.
  • a warm part may be provided.
  • the storage room provided with the heating unit can be heated by the heating unit even when the outside air temperature is low and cannot be maintained at a high temperature. Therefore, the storage room temperature can be maintained at a predetermined temperature. Thereby, red wine having a high storage temperature can be stored well at an appropriate temperature.
  • At least one of the plurality of storage chambers is provided with a temperature detection unit and a heating unit that heats at least one of the plurality of storage chambers. May be.
  • a damper is provided in the forward air path to at least one of the plurality of storage chambers, and at least one temperature of the plurality of storage chambers detected by the temperature detection unit is The damper may be closed when the temperature is lower than the predetermined temperature, and the heating unit may be operated when the temperature drops below the predetermined temperature even after the damper is closed.
  • the damper when the storage chamber connected to the forward air passage provided with the damper cannot be maintained at a predetermined set temperature, the damper is first closed, the supply of cold air is stopped, and the indoor temperature Can be prevented from decreasing. If the temperature of the room still decreases, for example, when the outside temperature is low, the room can be heated by the heating unit, so even in the storage room set at a higher temperature, it is set higher. The predetermined temperature can be reliably maintained. Therefore, even when the outside temperature is low, red wine or the like stored at a relatively high temperature can be stored well at an appropriate temperature.
  • the predetermined temperature can be maintained by simply closing the damper. Power consumption can be suppressed and energy savings can also be improved.
  • the storage room arranged on the upper side of the main body is set as a low temperature storage room, and the storage room arranged on the lower side of the main body is hot. It may be set as a storage room.
  • FIG. 1 is an external perspective view of the refrigerator in the first embodiment of the present disclosure.
  • FIG. 2 is a half-cut perspective view of the refrigerator according to the first embodiment of the present disclosure.
  • FIG. 3 is a cross-sectional view of the refrigerator according to the first embodiment of the present disclosure.
  • FIG. 4 is a diagram viewed from the bottom surface of the refrigerator according to the first embodiment of the present disclosure.
  • FIG. 5 is an enlarged cross-sectional view of a main part of the refrigerator in the first embodiment of the present disclosure.
  • FIG. 6 is a perspective view of the refrigerator air passage unit and the cooler as viewed from the cooling chamber side according to the first embodiment of the present disclosure.
  • FIG. 1 is an external perspective view of the refrigerator in the first embodiment of the present disclosure.
  • FIG. 2 is a half-cut perspective view of the refrigerator according to the first embodiment of the present disclosure.
  • FIG. 3 is a cross-sectional view of the refrigerator according to the first embodiment of the present disclosure.
  • FIG. 4 is a diagram viewed from
  • FIG. 7 is a perspective view of the periphery of the cooling fan of the refrigerator according to the first embodiment of the present disclosure as viewed from the cooling chamber side.
  • FIG. 8A is a perspective view of the front side air passage forming plate constituting the air passage unit of the refrigerator according to Embodiment 1 of the present disclosure as viewed from the storage chamber side.
  • FIG. 8B is a perspective view of the front air passage forming body plate according to the first embodiment of the present disclosure as viewed from the cooling chamber side.
  • FIG. 9A is a perspective view of the rear side air passage forming plate constituting the air passage unit of the refrigerator according to Embodiment 1 of the present disclosure as viewed from the storage chamber side.
  • FIG. 8A is a perspective view of the front side air passage forming plate constituting the air passage unit of the refrigerator according to Embodiment 1 of the present disclosure as viewed from the storage chamber side.
  • FIG. 9B is a perspective view of the rear air passage formation body plate of the refrigerator according to Embodiment 1 of the present disclosure as viewed from the cooling chamber side.
  • FIG. 10 is a half-cut perspective view of the refrigerator according to the second embodiment in the first embodiment of the present disclosure.
  • FIG. 11 is a cross-sectional view of a conventional refrigerator.
  • FIG. 1 is an external perspective view of the refrigerator in the first embodiment of the present disclosure
  • FIG. 2 is a half perspective view of the refrigerator in the first embodiment of the present disclosure
  • 3 is a cross-sectional view of the refrigerator according to the first embodiment of the present disclosure
  • FIG. 4 is a diagram viewed from the bottom surface of the refrigerator according to the first embodiment of the present disclosure
  • FIG. 5 is an enlarged cross-sectional view of a main part of the refrigerator in the first embodiment of the present disclosure.
  • a refrigerator 100 includes a plurality of storage rooms partitioned by a simple partition plate 2 made of a glass plate or the like in a main body 1, for example, two storage rooms partitioned vertically. 3 and 4 are provided. Furthermore, a shelf board 5 is arranged inside each of the storage chambers 3 and 4. As the shelf board 5, for example, a glass shelf board is used. In addition, the storage chambers 3 and 4 may be divided into right and left in the main body 1.
  • the main body 1 includes a metal (for example, iron plate) outer box 6 that opens forward, a hard resin (for example, ABS resin) inner box 7, an outer box 6, and an inner box 7. It is comprised with foaming heat insulating materials (not shown), such as hard urethane by which foam filling was carried out.
  • a metal for example, iron plate
  • a hard resin for example, ABS resin
  • foaming heat insulating materials not shown, such as hard urethane by which foam filling was carried out.
  • a rotatable door 9 is provided in front of the storage chambers 3 and 4 of the main body 1, and the storage chambers 3 and 4 are configured to be opened and closed by the door 9.
  • the door 9 is preferably configured so that the inside of the storage chambers 3 and 4 can be seen from the outside while acting as a heat insulating door.
  • the door 9 is configured by sealing argon gas or the like between double glass plates so that the inside of the storage chambers 3 and 4 can be viewed from the outside while acting as a heat insulating door. Has been.
  • an operation display unit 10 for setting and displaying the temperatures of the storage chambers 3 and 4 is provided at the front end of the partition plate 2.
  • the operation in the operation display unit 10 is performed with the door 9 opened.
  • the display content of the operation display unit 10 is glass. It is comprised so that it can visually recognize through a board.
  • the operation display unit 10 may be provided on the front surface of the door 9. In this case, the temperature of the storage chambers 3 and 4 can be set in the operation display unit 10 without opening the door 9.
  • a flexible strip fin may be provided on the lower edge of the front end of the operation display unit 10 or the like. With such a configuration, the flexible strip fin and the glass plate inside the door 9 are in close contact with each other, whereby each of the storage chambers 3 and 4 can be more reliably partitioned into an airtight state.
  • a cooling chamber 11 is provided on the back side of the main body 1.
  • a cooler 12 and a cooling fan 14 are arranged in the cooling chamber 11.
  • the cooler 12 is disposed in the lower part of the cooling chamber 11, and the cooling fan 14 is disposed in the upper part of the cooler 12.
  • the cooling fan 14 is preferably disposed on the back side of the storage chamber 3 (hereinafter also referred to as the upper storage chamber 3) disposed on the upper side in the main body 1 so as to face the upper storage chamber 3. Yes.
  • the compressor 16 arrange
  • the refrigerator 100 of the present embodiment is configured such that cold air is generated in the cooling chamber 11 by evaporation of the refrigerant compressed in such a refrigeration cycle.
  • a blower fan 18 is provided as shown in FIG.
  • the blower fan 18 sucks outside air into the machine chamber 15 from the air supply port 19 on the left side of the front surface of the machine room 15, and the condenser 17 and the compressor 16 are cooled by the sucked outside air. Thereafter, the outside air sucked into the machine room 15 further cools the main body control device 20 provided at the corner portion of the machine room 15, and is exhausted forward from the exhaust port portion 21 on the front right side of the machine room 15.
  • the cooling fan 14 provided in the cooling chamber 11 supplies the cold air generated in the cooling chamber 11 to each of the storage chambers 3 and 4 as indicated by arrows in FIG. Thereafter, the cold air is collected in the cooling chamber 11 and the cold air is supplied again to the storage chambers 3 and 4. In this way, the cold air generated in the cooling chamber 11 is circulated in the refrigerator 100.
  • the air path for supplying cold air to the storage chambers 3 and 4 and collecting the cold air to the cooling chamber 11 is between the storage chambers 3 and 4 and the cooling chamber 11. It is formed by the air path unit 22 provided.
  • the air path unit 22 is incorporated in the main body 1 so as to partition the storage chambers 3 and 4 and the cooling chamber 11.
  • FIG. 6 is a perspective view of the air path unit and the cooler of the refrigerator according to the first embodiment of the present disclosure as viewed from the cooling chamber side.
  • FIG. 7 is a perspective view of the periphery of the cooling fan of the refrigerator according to the first embodiment of the present disclosure as viewed from the cooling chamber side.
  • FIG. 8A is the perspective view seen from the storage room side of the front side air channel formation board which comprises the air path unit of the refrigerator of Embodiment 1 of this indication
  • FIG. 8B is Embodiment 1 of this indication. It is the perspective view seen from the cooling chamber side of the front side air passage formation body plate.
  • FIG. 9A is a perspective view seen from the storage chamber side of the rear air passage forming plate constituting the air passage unit of the refrigerator according to the first embodiment of the present disclosure
  • FIG. 9B is an embodiment of the present disclosure. It is the perspective view seen from the cooling chamber side of 1 back side air passage formation board.
  • the air path unit 22 is fitted with a front air path forming plate 23 facing the storage chambers 3 and 4 and a rear air path forming plate 24 facing the cooling chamber 11. Has been configured.
  • the front air passage forming plate 23 is provided with an upper outlet 25 and an upper return port 26 at a portion facing the upper storage chamber 3. Further, the front air passage forming plate 23 has a lower outlet 27 and a lower portion in a portion facing the storage chamber 4 (hereinafter also referred to as the lower storage chamber 4) disposed on the lower side in the main body 1. A return port 28 is formed. Further, as shown in FIG. 8B, the front side air passage forming plate 23 has front side air outlet ribs 29 for forming a front side air outlet so as to surround the upper outlet 25 and the lower outlet 27 on the inner surface thereof. Is provided. Further, as shown in FIG. 8B, the front air passage forming plate 23 is provided with front return air passage ribs 30 for forming the front return air passage so as to surround the upper return opening 26 and the lower return opening 28. .
  • the rear side air passage forming plate 24 has a rear side air blowing rib 31 fitted on the front side air blowing rib 29 of the front side air passage forming plate 23 and a front return.
  • a rear return air passage rib 32 that fits into the air passage rib 30 is formed.
  • a cutout opening 33 is formed in the rear air passage forming plate 24 at a position facing the lower return port 28 of the front air passage forming plate 23.
  • the front side air passage forming plate 23 and the rear side air passage forming plate 24 are fitted and fitted, so that the front blowing air passage rib 29 of the front side air passage forming plate 23 and the rear side air passage forming plate 24 are fitted.
  • the rear blowout air passage ribs 31 are fitted together to form the forward air passage 34.
  • the front return air passage rib 30 of the front air passage formation plate 23 and the rear return air passage rib 32 of the rear air passage formation plate 24 are fitted together to form a return air passage 35.
  • the rear air passage forming plate 24 has a substantially central portion of the portion facing the upper outlet 25 (in the present embodiment, a substantially central portion in the left-right direction of the rear air passage forming plate 24), A fan mounting opening 36 is provided, and the cooling fan 14 is mounted in the fan mounting opening 36.
  • the cooling fan 14 may be unitized with the rear air path forming plate 24 by being mounted in the fan mounting opening 36.
  • the cooling fan 14 is disposed at a position facing the upper storage chamber 3. More specifically, the cooling fan 14 is disposed so as to face the upper storage chamber 3 facing the portion of the front air passage forming plate 23 where the upper outlet 25 is provided.
  • a forward air passage extension portion 34a connected to the lower outlet 27 of the forward air passage 34 is formed between the front air passage forming plate 23 and the rear air passage forming plate 24.
  • the forward air passage extension portion 34a is formed so as to extend in the vertical direction at a substantially central portion in the left-right direction of the front air passage formation plate 23.
  • the forward air passage extension portion 34a is arranged so that the upper return port 26 is arranged on the front air passage forming plate 23 so as to be distributed substantially evenly on the left side and the right side with respect to the forward air passage extension portion 34a. It is installed.
  • the recessed part 24a is provided in the part facing the cooler 12 of the rear side air path formation board 24.
  • a bypass air passage is formed between the cooler 12 disposed in the portion facing the concave portion 24a and the concave portion 24a (see FIG. 6).
  • a damper 37 is incorporated in the middle of the forward air path 34 connected to the lower storage chamber 4. More specifically, the rear blowing air passage rib 31 constituting the air passage unit 22 and the rear return air passage rib 32 constituting the air passage to the lower outlet 27 are connected to each other. A recess 38 that is recessed toward the cooling chamber 11 is formed in the portion, and a damper 37 is provided in the recess 38. The amount of cool air to the lower storage chamber 4 can be controlled by the damper 37.
  • the damper 37 is sandwiched between the front air passage forming plate 23 and the rear air passage forming plate 24 and is unitized with the cooling fan 14 into the air passage unit 22.
  • the lower storage chamber 4 is provided with a heating unit 39 (see FIG. 3) made of a heater or the like.
  • the heating part 39 is arrange
  • an inclination 38a that gently inclines toward the front air passage forming plate 23 side may be provided.
  • the air path unit 22 may be configured so that the cool air smoothly flows in the forward air path 34 by the inclination 38a.
  • the air path unit 22 has wiring connection openings 40 on both the left and right sides of the upper portion of the front air path forming plate 23 and the left and right sides of the upper portion of the rear air path forming plate 24. Is provided.
  • the wiring connection opening 40 as shown in FIG. 8B, the connector of the lead wire 43 from the upper storage chamber temperature detection unit 41 and the lower storage chamber temperature detection unit 42 provided on the inner surface of the front air passage forming plate 23 is provided. 44, and the connector 46 of the lead wire 45 (see FIG. 6) from the cooling fan 14 and the damper 37 mounted on the rear air passage forming plate 24.
  • the upper storage chamber temperature detection unit 41 and the lower storage chamber temperature detection unit 42 may be unitized together with the cooling fan 14 and the damper 37 into the air path unit 22.
  • the air path unit 22 is assembled by fitting the front air path forming plate 23 and the rear air path forming plate 24 together, and a claw piece 47 provided at the lower end of the front air path forming plate 23 (see FIG. 6). Is fitted into an engagement hole (not shown) provided in the rear corner portion of the lower storage chamber 4 of the main body 1.
  • the air path unit 22 is fixed to the upper corner portion of the upper storage chamber 3 with screws 48 on both the left and right sides of the upper portion thereof, and is incorporated in the main body 1.
  • the connectors 44 and 46 facing the wiring connection openings 40 provided on the left and right sides of the upper part are lead wires from the main body control device 20 led out from the inner box 7 of the main body 1. And a connector (not shown). Further, in the air path unit 22, the connection portion between the connectors 44 and 46 and the connector of the lead wire from the main body control device 20 is an openable / closable cover plate 49 provided in the wiring connection opening 40 (FIGS. And see FIG. 8B).
  • the main body control device 20 (see FIG. 4) is connected to the cooling fan 14, the damper 37, the upper storage chamber temperature detection unit 41, and the lower storage chamber temperature detection unit 42.
  • the main body control device 20 drives the compressor 16 and the cooling fan 14 to start the cooling operation.
  • the main body control device 20 stops the cooling operation.
  • the lower storage room temperature detection unit 42 detects the lower storage room 4.
  • the main body control device 20 closes the damper 37. If the temperature of the lower storage chamber 4 is still lowered, for example, in the case of a low outside air temperature, the refrigerator 100 is heated by the main body control device 20 and the lower storage chamber 4 is heated. The temperature of the lower storage chamber 4 is maintained at a predetermined temperature.
  • Cold air is generated in the cooling chamber 11 provided with the cooler 12 by driving the compressor 16.
  • the cool air generated in the cooling chamber 11 is sucked into the cooling fan 14 and supplied to the forward air passage 34, and is supplied to the upper storage chamber 3 from the upper outlet 25 opening at the upper portion of the forward air passage 34.
  • the cold air generated in the cooling chamber 11 is supplied to the lower storage chamber 4 from the lower outlet 27 via the forward air passage extension portion 34 a, and cools the upper storage chamber 3 and the lower storage chamber 4.
  • the cold air after cooling the upper storage chamber 3 is sucked into the return air passage 35 from the upper return opening 26 opened at the lower portion of the upper storage chamber 3.
  • the cool air after cooling the lower storage chamber 4 is sucked into the return air passage 35 from the lower return port 28.
  • the cold air after cooling the lower storage chamber 4 after cooling the upper storage chamber 3 joins in the return air passage 35 and is recovered to the cooling chamber 11 through the notch opening 33 (see FIG. 9B).
  • the cold air collected into the cooling chamber 11 is cooled again to a predetermined temperature by repeating the above-described flow of the cold air and the upper storage chamber 3 and the lower storage chamber 4.
  • the cold air generated in one cooling chamber 11 is supplied to a plurality of storage chambers, for example, two storage chambers of the upper storage chamber 3 and the lower storage chamber 4.
  • a damper 37 in the cool air flow path 34 to the lower storage chamber 4 and controlling the opening and closing of the damper 37.
  • the upper storage chamber 3 and the lower storage chamber 4 can have different set temperature bands. That is, the upper storage chamber 3 to which substantially all of the cool air from the cooling fan 14 is supplied is a low temperature storage chamber, while the amount of supplied cool air is limited to reduce the cool air supplied to the room.
  • the lower storage chamber 4 that can be used can be a high temperature storage chamber.
  • the upper storage chamber 4 can be used as a refrigerating chamber similar to an ordinary refrigerator-freezer,
  • the lower storage room 4 can be used as a wine storage room for storing wine or the like.
  • the set temperature of the upper storage chamber 3 and the set temperature of the lower storage chamber 4 can be arbitrarily set in the operation display unit 10. Therefore, if the set temperature of the upper storage chamber 3 is set to about 7 ° C., for example, the upper storage chamber 3 can be used as a wine storage chamber immediately before drinking.
  • a refrigerator that is easy to use and easy to use can be provided.
  • the upper storage room 3 is set to about 14 ° C. suitable for white wine storage and the lower storage room 4 is set to about 18 ° C. suitable for red wine storage
  • the upper storage room 3 It can be used as a storage room dedicated to white wine
  • the lower storage room 4 can also be used as a storage room dedicated to red wine.
  • the refrigerator 100 according to the present embodiment can be used in various ways by arbitrarily setting the temperature of the upper storage chamber 3 and the temperature of the lower storage chamber 4.
  • the temperature of the upper storage chamber 3 and the temperature of the lower storage chamber 4 are set at the front end of the partition plate 2 that partitions the upper storage chamber 3 and the lower storage chamber 4, respectively. It can be easily performed by the operation display unit 10 provided in the above.
  • the refrigerator 100 according to the present embodiment is configured so that the set temperature state can be confirmed from the outside through the glass plate that constitutes the door 9.
  • the refrigerator 100 of the present embodiment can use the upper storage chamber 3 as a low temperature storage chamber and the lower storage chamber 4 as a high temperature storage chamber by providing only one damper 37.
  • the refrigerator 100 of the present embodiment can use the upper storage chamber 3 as a low temperature storage chamber and the lower storage chamber 4 as a high temperature storage chamber by providing only one damper 37.
  • the amount of cool air supplied to the interior of the lower storage chamber 4 connected to the forward air passage 34 in the portion where the damper 37 is provided can be limited. It is configured.
  • the refrigerator 100 of this Embodiment is provided with the heating part 39 in the lower storage chamber 4. With such a configuration, when the temperature of the lower storage chamber 4 falls below a predetermined set temperature, the main body control device 20 closes the damper 37, stops the supply of cold air to the lower storage chamber 4, and It can prevent that the temperature of the side store room 4 falls. If the temperature further decreases, for example, when the outside air temperature is low, the main body control device 20 can operate the heating unit 39 to heat the lower storage chamber 4.
  • the refrigerator 100 of the present embodiment even when the lower storage chamber 4 is set to a relatively high temperature of about 18 ° C. suitable for red wine storage and the outside air temperature is low, The storage room 4 can be reliably maintained at about 18 ° C. suitable for storing red wine. Therefore, even if the outside temperature is extremely low, red wine can be reliably stored in a good state.
  • the storage chamber can be maintained at the predetermined temperature by simply closing the damper 37 except when the outside temperature is low and the lower storage chamber 4 cannot be maintained at the predetermined temperature. it can. Thereby, power consumption can be suppressed and energy saving can also be improved.
  • the cooling fan 14 is disposed at a position facing the upper storage chamber. More specifically, the cooling fan 14 is disposed to face a portion of the front air passage forming plate 23 of the air passage unit 22 where the upper outlet 25 that opens to the upper storage chamber 3 is provided. With such a configuration, cool air can be effectively supplied to the upper storage chamber 3 in the shortest distance.
  • the front air passage forming plate 23 has a forward air passage extension portion connected to a lower outlet 27 of the forward air passage 34 for supplying cold air to the lower storage chamber 4 in the vertical direction at a substantially central portion in the left-right direction. 34a is arranged. With such a configuration, the upper return ports 26 are distributed and arranged on both the left and right sides of the upper storage chamber 3, and the cold air supplied to the upper storage chamber 3 is widely diffused on both the left and right sides in the cooling chamber 11.
  • the upper storage chamber 3 can be efficiently and uniformly cooled by the supply action by the shortest distance of the cold air and the diffusion action by the left and right dispersed arrangement of the upper return port 26. Thereby, the foodstuff stored in the upper storage chamber 3 can be cooled and stored well.
  • the condenser 17 and the compressor 16 constituting the refrigeration cycle for generating the cooling air are provided with a resistor such as an evaporating dish between the blower fan 18 and the compressor 16. Is configured so that there is no such thing. With such a configuration, the condenser 17 and the compressor 16 can be strongly cooled by a strong cold air flow.
  • the temperature of the compressor 16 can be efficiently reduced, and the temperature of the machine room 15 can be efficiently reduced.
  • the heat insulation wall thickness at the bottom of the main body 1 can be reduced to increase the capacity of the lower storage chamber 4.
  • the space below the shelf plate 5 of the lower storage chamber 4 can be increased so that drinking canned juice can be stood and temporarily stored. Can be improved.
  • the refrigerator 100 supplies cold air generated in one cooling chamber 11 to a plurality of storage chambers, and supplies each of the plurality of storage chambers set in different temperature zones.
  • the air path can be easily formed simply by incorporating the air path unit 22 into the main body 1 and can be realized at low cost.
  • the cool air forward air passage 34 and the return air passage 35 connected to the upper storage chamber 3 and the lower storage chamber 4 respectively are the front air passage forming plate 23 and the rear air passage forming plate 24 that constitute the air passage unit 22.
  • the air path unit 22 is assembled separately from the main body 1 and only needs to be assembled into the main body 1, it is not necessary to assemble at the recessed part in the main body 1 of the refrigerator 100, and it is extremely simple and easy. It is possible to form an air flow path and a return air path for the cool air to each of the plurality of storage chambers.
  • the air passage unit 22 is incorporated into the main body 1 by using the claw pieces 47 provided at the lower end portion of the front air passage forming plate 23 of the air passage unit 22 in the rear corner portion of the lower storage chamber 4 of the main body 1. This can be done by simply engaging with an engagement hole (not shown) provided and screwing and fixing the left and right sides of the upper portion of the air passage unit 22 to the upper corner portion of the upper storage chamber 3 with screws 48. With such a configuration, the work of assembling the air passage unit 22 into the main body 1 can be easily performed.
  • the refrigerator 100 of the present embodiment is unitized by incorporating the damper 37, the upper storage chamber temperature detection unit 41, the lower storage chamber temperature detection unit 42, and the like into the air path unit 22 as well as the cooling fan 14. You can also. With such a configuration, it is possible to incorporate components such as the cooling fan 14 simply by incorporating the air passage unit 22 into the main body 1, so that productivity can be improved.
  • the refrigerator 100 of the present embodiment is configured such that the connectors 44 and 46 face the wiring connection openings 40 provided on the left and right sides of the upper part of the air passage unit 22. With such a configuration, the connection between the connectors 44 and 46 and the lead wire from the main body control device 20 drawn out between the inner box 7 and the outer box 6 of the main body 1 is concentrated at the wiring connection opening 40 portion. Therefore, productivity can be further improved.
  • the refrigerator 100 of the present embodiment is configured such that the wiring connection opening 40 is covered with a cover plate 49 together with the connectors 44 and 46 and the air passage unit mounting screw 48. With such a configuration, it is possible to provide a refrigerator with improved design that has a clean storage chamber surface without exposing a connector or the like to the storage chamber surface.
  • the partition plate 2 can also be easily assembled and maintained together with the air path unit 22 by configuring the partition plate 2 with a removable shelf shape.
  • the refrigerator 100 of this Embodiment can also be comprised without providing a heat insulation wall in the air path unit 22 and the partition plate 2, or filling a heat insulating material.
  • the refrigerator 100 configured as described above includes a wine cellar that can be set at two temperatures, a refrigerator that has no significant difference between the set temperature of the upper storage room and the set temperature of the lower storage room, a refrigerator room, and a vegetable room.
  • the present invention can be applied to a refrigerator having a combination and a refrigerator having a combination of a refrigerator compartment and a chilled room.
  • the upper storage chamber 3 and the lower storage chamber 4 have different temperature bands without providing the damper 37 used in the refrigerator 100 according to the first embodiment described above. It differs from the refrigerator 100 of Embodiment 1 by the point comprised in this way.
  • the damper 37 as illustrated in FIGS. 6 and 9 is not used, and the cross-sectional area of the forward air passage 34 to the lower storage chamber 4 or the lower outlet 27 is The area is configured to be smaller than the cross-sectional area of the forward air passage 34 to the upper storage chamber 3 or the area of the upper outlet 25.
  • the cross-sectional area of the outgoing air passage 34 to the lower storage chamber 4 or the area of the lower outlet 27 is 0.015 to the sectional area of the outgoing air passage 34 to the upper storage chamber 3 or the area of the upper outlet 25. It is set to be 0.05 or less.
  • the cool air to the lower storage chamber 4 is limited to 0.015 to 0.05 or less of the cool air amount to the upper storage chamber 3, and
  • the temperature difference from the side storage chamber 4 can be about 10 ° C. to 14 ° C.
  • limit the amount of cool air with the damper 37 the upper storage room 3 can be used as a low temperature storage room, and the lower storage room 4 can be utilized as a high temperature storage room.
  • this makes it possible to provide a refrigerator that stores wine or the like in a good state.
  • the refrigerator 200 according to the present embodiment does not require any damper, the cost can be further greatly reduced, and the refrigerator can be provided at a low cost.
  • the refrigerator 300 according to the third embodiment of the present disclosure differs from the refrigerator 100 according to the first embodiment described above in the arrangement of the low temperature storage room and the high temperature storage room. Specifically, in the refrigerator 300 according to the third embodiment of the present disclosure, the upper storage room 3 is set as a high temperature storage room, and the lower storage room 4 is set as a low temperature storage room.
  • FIG. 10 is a half-cut perspective view of the refrigerator according to the third embodiment of the present disclosure.
  • the forward air passage and the return air passage formed between the front air passage forming plate 23 and the rear air passage forming plate 24 constituting the air passage unit 22 are the above-described ones. It is comprised so that it may become a reverse relationship with the case of the refrigerator 100 of 1st Embodiment. That is, in the refrigerator 300 of the present embodiment, substantially the entire amount of cold air generated in the cooling chamber 11 is supplied to the lower storage chamber 4. Specifically, the refrigerator 300 of the present embodiment is supplied with substantially the entire amount of cold air generated in the cooling chamber 11 from the lower outlet 27 that opens to the lower storage chamber 4 in the air path unit 22. .
  • a damper is provided in the outgoing air passage 34 to the upper storage chamber 3, or the area of the upper blowout port 25 of the cold air that opens to the upper storage chamber 3 is set to the lower blowout port 27 of the cold air that opens to the lower storage chamber 4.
  • the amount of cool air supplied to the upper storage chamber 3 is limited, for example, by making it smaller than this area.
  • the upper storage room 3 can be used as a high temperature storage room suitable for storing wine or the like, and the lower storage room 4 can be used as a low temperature storage room such as an ordinary cold storage room.
  • the same effects as those of the refrigerator 100 of the first embodiment or the refrigerator 200 of the second embodiment are obtained.
  • the refrigerators 100, 200, and 300 according to the above-described first to third embodiments are illustrated as an example of an undercounter type refrigerator that is built in and used in a system kitchen or the like, but is used without being built in. Applicable to refrigerators. Further, although the refrigerators 100, 200, and 300 of the above-described first to third embodiments are shown as refrigerators suitable for storing wine or the like, they are also applied to ordinary refrigerators that store foods in a cooled state.
  • the plurality of storage rooms may be three or more, or three or more.
  • Each of the storage chambers may be configured to be set in different temperature zones.
  • the plurality of storage rooms are arranged vertically in the main body 1 such as an upper storage room and a lower storage room. However, it may be arranged in the left-right direction within the main body 1. In this case, the forward air passage 34 and the return air passage 35 that are configured in the vertical direction in the air path unit 22 are configured in the left-right direction, so that the same effect can be obtained.
  • the configuration in which the warming unit 39 is provided in the storage room that is the high temperature storage room is illustrated. 39 may be omitted.
  • the front air passage forming plate 23 of the upper storage chamber 3 is arranged at a substantially central portion in the left-right direction, and the lower storage chamber in the vertical direction. 4, the forward air passage extension portion 34 a connected to the lower outlet 27 of the forward air passage 34 that supplies the cold air is arranged, and the upper return ports 26 are distributed on both the left and right sides of the upper storage chamber 3.
  • the configuration is not limited to this.
  • the upper return port 26 may be provided collectively on the right side or the left side of the forward air passage 34 with respect to the forward air passage 34 in the front air passage forming plate 23 of the upper storage chamber 3. The same applies to the case where the low temperature storage room and the high temperature storage room are arranged upside down in the refrigerator 300 of the third embodiment and the refrigerator 100 of the first embodiment and the refrigerator 200 of the second embodiment.
  • the high temperature and the low temperature when referred to as a high temperature storage chamber and a low temperature storage chamber are not limited to the temperatures exemplified in the above embodiments, but a certain storage among a plurality of storage chambers.
  • the temperature set in each of the plurality of storage chambers is defined by relatively comparing such that the set temperature of the chamber is higher or lower than the set temperature of the other storage chambers.
  • the present disclosure can easily and easily configure the complicated air passage configuration even in a refrigerator that supplies and circulates cold air from one cooling chamber to a plurality of storage chambers.
  • a refrigerator can be provided. Therefore, it can be widely used not only for wine cellars but also for general and business use as undercounter refrigerators.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

L'invention concerne un réfrigérateur qui refroidit une pluralité de chambres de stockage (3, 4) selon des plages de température différentes au moyen d'un air froid généré par une seule chambre de réfrigération (11), et une unité conduites d'air (22) est agencée entre la chambre de réfrigération (11) et chaque chambre de stockage (3, 4). L'unité conduites d'air (22) possède une plaque de formation de conduite d'air côté arrière (24) faisant face à la chambre de réfrigération (11), et une plaque de formation de conduite d'air côté avant (23) possédant un orifice de sortie et un orifice de retour percés dans les chambres de stockage (3, 4). Une conduite d'air menant à la chambre de stockage (4), et une conduite d'air retournant de la chambre de stockage (3) vers la chambre de réfrigération (11) sont formées au niveau de l'unité conduites d'air (22) au moyen d'une structure d'ajustement entre les plaques de formation de conduite d'air côté avant et arrière (23, 24).
PCT/JP2017/003765 2016-02-08 2017-02-02 Réfrigérateur WO2017138426A1 (fr)

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JP2016021420A JP2017141969A (ja) 2016-02-08 2016-02-08 冷蔵庫
JP2016-021420 2016-02-08

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62288468A (ja) * 1986-06-06 1987-12-15 三菱電機株式会社 ５温度式冷蔵庫
JP2000205738A (ja) * 1997-11-07 2000-07-28 Mitsubishi Electric Corp 冷蔵庫及びその製造方法
JP2001033144A (ja) * 1999-07-19 2001-02-09 Fujitsu General Ltd 冷蔵庫
JP2009236345A (ja) * 2008-03-26 2009-10-15 Sharp Corp 冷蔵庫
JP2012127629A (ja) * 2010-12-17 2012-07-05 Haier Asia International Co Ltd 冷却貯蔵庫
JP2013242084A (ja) * 2012-05-21 2013-12-05 Mitsubishi Electric Corp 冷蔵庫
JP2014020685A (ja) * 2012-07-19 2014-02-03 Toshiba Corp 冷蔵庫

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014020684A (ja) * 2012-07-19 2014-02-03 Toshiba Corp 冷蔵庫

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62288468A (ja) * 1986-06-06 1987-12-15 三菱電機株式会社 ５温度式冷蔵庫
JP2000205738A (ja) * 1997-11-07 2000-07-28 Mitsubishi Electric Corp 冷蔵庫及びその製造方法
JP2001033144A (ja) * 1999-07-19 2001-02-09 Fujitsu General Ltd 冷蔵庫
JP2009236345A (ja) * 2008-03-26 2009-10-15 Sharp Corp 冷蔵庫
JP2012127629A (ja) * 2010-12-17 2012-07-05 Haier Asia International Co Ltd 冷却貯蔵庫
JP2013242084A (ja) * 2012-05-21 2013-12-05 Mitsubishi Electric Corp 冷蔵庫
JP2014020685A (ja) * 2012-07-19 2014-02-03 Toshiba Corp 冷蔵庫

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