WO2000055554A1 - Refrigerateur - Google Patents
Refrigerateur Download PDFInfo
- Publication number
- WO2000055554A1 WO2000055554A1 PCT/JP2000/001456 JP0001456W WO0055554A1 WO 2000055554 A1 WO2000055554 A1 WO 2000055554A1 JP 0001456 W JP0001456 W JP 0001456W WO 0055554 A1 WO0055554 A1 WO 0055554A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- refrigerator
- room
- cooler
- compressor
- compartment
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims abstract description 94
- 235000013311 vegetables Nutrition 0.000 claims abstract description 89
- 238000003860 storage Methods 0.000 claims description 155
- 238000001704 evaporation Methods 0.000 claims description 47
- 238000007710 freezing Methods 0.000 claims description 44
- 230000008014 freezing Effects 0.000 claims description 44
- 238000005192 partition Methods 0.000 claims description 38
- 238000005057 refrigeration Methods 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000009423 ventilation Methods 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract 1
- 230000001965 increasing effect Effects 0.000 description 28
- 235000013305 food Nutrition 0.000 description 27
- 238000009434 installation Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 5
- 235000013399 edible fruits Nutrition 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 235000013372 meat Nutrition 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 235000014102 seafood Nutrition 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- 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
- F25D17/062—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 in household refrigerators
- F25D17/065—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 in household refrigerators with compartments at different temperatures
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
-
- 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
- F25D23/00—General constructional features
- F25D23/003—General constructional features for cooling refrigerating machinery
-
- 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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
-
- 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
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/065—Details
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/04—Refrigerators with a horizontal mullion
-
- 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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/06—Refrigerators with a vertical mullion
Definitions
- the present invention relates to an arrangement of cooling function parts and control parts in a refrigerator.
- FIG. 16 is a front view of a conventional refrigerator.
- Figure 17 is a sectional view of a conventional refrigerator.
- reference numeral 1 denotes a refrigerator main body
- reference numeral 2 denotes an insulated partition wall provided with a rising portion 2a at the rear that partitions the inside of the refrigerator main body 1 into upper and lower portions.
- 3 is a refrigeration room
- 4 is a vegetable room provided in the lower part of the refrigeration room 3, both of which are partitioned above the heat insulating partition wall 2.
- Is formed. 5 is an upper freezing room
- 6 is a lower freezing room, and both are formed below the heat insulating partition wall 2.
- Reference numeral 7 denotes a low-temperature room provided at a lower portion in the refrigerator room 3 and controlled at a lower temperature than the refrigerator room.
- Reference numeral 8 denotes a rotary door provided at the front opening of the refrigerator compartment 3, and 9, 10, and 11 are provided at the front openings of the vegetable compartment 4, the upper freezing compartment 5, and the lower freezing compartment 6, respectively. It is a drawer type door.
- Numerals 12, 13, and 14 are storage containers that are provided integrally with the drawer-type doors 9, 10, and 11, respectively, and 15 is a storage container that is provided in the low-temperature chamber 7. It is a container.
- Reference numeral 16 denotes a shelf provided to partition the inside of the refrigerator compartment 3 into a plurality of storage compartments.
- 17 is a machine room formed from the lower part of the refrigerator main body 1 to the lower rear, 1
- Reference numeral 8 denotes a refrigeration cycle compressor installed in the machine room 17 behind the lower freezing room 6, and 19 denotes a condenser installed below the lower freezing room 6.
- Reference numeral 20 denotes an evaporating dish provided in the lower space of the condenser 19 for evaporating defrost water.
- Reference numeral 21 denotes a refrigerating cycle cooler provided on the rear side of the upper freezer compartment 5 inside the refrigerator, and is arranged vertically above the compressor 18.
- Reference numeral 22 denotes a blower for forced ventilation provided above the cooler 20, which is located behind the vegetable room 4 and opposed to the rising portion 2 a of the heat insulating partition wall.
- Reference numeral 23 denotes an air path control panel provided behind the vegetable room 4 and the low-temperature room 7, and a damper device 24 for adjusting the amount of cold air supplied to the refrigerator room 3 and the vegetable room 4 to the low-temperature room 7. It incorporates a damper device 25 that adjusts the amount of cold air supplied to the air conditioner, and an electronic control board 26 that controls the operation of electrical components such as the compressor 18, the blower 22, and the damper devices 24, 25. .
- Reference numeral 27 denotes a first cool air discharge passage for sending cool air from the blower 22 to the refrigerator compartment 3 through the damper device 24, and is provided in a vertical direction at a central portion of the refrigerator compartment 3 and accommodates between the shelves 16.
- a plurality of cold air discharge ports 28 are provided facing the section.
- Reference numeral 29 denotes a second cool air discharge passage for sending cool air to the low temperature chamber 7 through the damper device 24, and a cool air discharge port 30 is opened at the back of the low temperature chamber 7.
- Numeral 31 denotes a cool air intake air passage for returning cool air from the vegetable room 4 to the cooler 21, and a cold air inlet 32 is opened at the back of the vegetable room 4.
- cold air discharged into the refrigerator compartment 3 and the low-temperature compartment 7 is collected from the vegetable compartment through the communication port 33 provided in the lower part of the back of the low-temperature compartment 7. It is configured to circulate through the outer periphery of the container 12 to the cool air inlet 32.
- Reference numeral 4 denotes a cool air discharge port for discharging cool air from the blower 22 to the upper freezer compartment 5 and the lower freezer compartment 6, and the rising portion 2a of the heat insulating wall faces the front surface thereof to guide the cool air downward.
- Reference numeral 35 denotes a cool air inlet for returning cool air to a lower portion of the cooler 21.
- 36 is a temperature detector provided at the back of the upper freezer compartment 5 to detect the temperature of the freezer compartment
- 37 is a temperature detector provided at the back of the refrigerator compartment 3 to detect the temperature of the refrigerator compartment
- 38 is a low temperature compartment.
- 7 is a temperature detector that is installed at the back of the room and detects the low-temperature room temperature.
- Reference numeral 39 denotes a defrost heater provided in the vicinity of the lower part of the cooler 21; 40, a defrost water tray for receiving defrost water; 41, a drain pipe; and water pipe 41, a defrost water tray. 40 and the evaporating dish 20 are connected.
- the compressor 18 When the detected temperature of the temperature detector 36 is higher than the set value, the compressor 18 operates and the cool air cooled by the cooler 21 is forcibly ventilated by the blower 22 and the cold air is discharged from the freezer compartment. After being discharged from the outlet 34 to the upper freezing room 5 and the lower freezing room 6, it is returned to the cooler 21 from the cool air inlet 35. Then, when the temperature detected by the temperature detector 36 becomes lower than the set value, the compressor 18 is stopped, and thereafter, this operation is repeated to cool the room to a freezing temperature of, for example, 18 ° C.
- the cold air cooled by the cooler 21 by opening the damper device 24 is forcibly ventilated by the blower 22 and the first air is blown.
- the air is discharged from the cool air discharge port 28 into the refrigerator compartment 3 through the cool air discharge air path 27.
- the cool air that has cooled the inside of the refrigerator compartment 3 flows into the upper surface of the vegetable compartment 4 from the communication port 3 3, indirectly cools the vegetable compartment ⁇ ⁇ from the outer periphery of the storage container 1 2, and inhales the cool air from the cool air intake port 3 2. It is returned to the cooler 21 through the air passage 31.
- the damper device 24 is closed, and thereafter, this operation is repeated, and the inside of the refrigerator compartment 3 is set to, for example, 4 ° C, and the vegetable compartment 4 is set to, for example, 6 °. Cool to refrigeration temperature such as C.
- the cool air cooled by the cooler 21 by opening the damper device 25 is forcibly ventilated by the blower 22.
- the air is discharged from the cool air discharge port 30 into the low-temperature chamber 7 through the second cool air discharge air passage 29.
- the cool air that has cooled the inside of the low-temperature room 7 flows into the upper surface of the vegetable room 4 from the communication port 3 3, indirectly cools the vegetable room from the outer periphery of the storage container 1 2, and inhales cool air from the cool air inlet 3 2. It is returned to the cooler 21 through the air passage 31.
- the damper device 25 closes, and thereafter, this operation is repeated to set the inside of the low temperature chamber 7 to, for example, 0. C chilled Cool to a temperature range such as 3 ° C partial freezing.
- the cooler 21 as the cooling source is set differently from the vegetable room 4 where the temperature inside the refrigerator is high, and the upper freezing room 5 where the temperature inside the refrigerator is the lowest. Since it is located close to the rear, the temperature in the vegetable compartment 4 can be reduced and the upper freezer compartment 5 and the lower freezer compartment 6 can be cooled efficiently.
- the cooler 21 can inevitably be arranged below, so that the machine room 17 and the cooler 21 The dead space formed between them can be eliminated. Furthermore, since the cooler 21 and the blower 22 and the damper devices 24 and 25 disposed above the cooler 21 can be lowered, the mounting efficiency is improved, the inside of the refrigerator can be effectively used, and the refrigerator can be cooled. The center of gravity of the main body 1 can be lowered to improve installation.
- the electronic control board 26 for controlling the electric components is not provided on the upper back of the refrigerator body 1 as usual, but is housed in the air flow control panel 23 in the central part of the refrigerator. The distance to electrical components such as compressor 18, blower 22, damper devices 24, 25, and defrost heater 39, which are mainly located below the center, is shorter than before, and wiring costs are lower. There is also an advantage that assembly work is reduced.
- the cooler 21 is arranged above the compressor 18, if the height of the cooler 21 is designed to have a necessary and sufficient cooling capacity, the cooler 2 1 The upper end surface of the inevitably reaches the height of the insulating partition wall 2. As a result, the blower 22 arranged near the upper part of the cooler 21 protrudes above the upper freezer compartment 5, Therefore, it is necessary to partially raise the back end of the heat insulating partition wall 2 to form a rising portion 2a and to insulate the area around the blower 2 2 and the vegetable compartment 4 to complicate the structure and invalid capacity Also increased.
- the depth of the vegetable room 4 and the low-temperature room 7 is violated by the rearward arrangement of the rising part 2a of the heat insulating wall, the blower 22 and the air path control panel 23, and the storage capacity is reduced.
- the storage operation is most difficult to use because it is located almost at the center of the height, and the storage ability of the storage part is hindered.
- the cool air discharge air passage 27 is provided at the center of the refrigerator 3, the air passage protrudes to the convenient center of the room, which hinders the space.
- the protruding part at the center is designed to cover the entire inner surface of the refrigerator compartment with a decorative cover in order to enhance the product value, the ineffective space is further increased.
- the suction port for the multi-stage discharge from the central portion is provided only by the ventilation port 33 at the lower part of the refrigerator compartment, there is a disadvantage that the temperature in the refrigerator compartment 3 tends to be uneven in the left-right direction.
- the electronic control board 26 has been improved compared to the conventional one located at the top of the rear of the refrigerator, it is still far away from the compressor 18 and the defrost heater 39, etc. The effect was not enough.
- the present invention has been made in view of the above-mentioned problems of the prior art, and a first object of the present invention is to improve the internal volume efficiency by increasing the mounting efficiency of the cooling function component and the cooling control component, thereby improving the storage efficiency.
- An object of the present invention is to provide a refrigerator with improved operability and installation.
- a second object of the present invention is to provide a refrigerator having an improved storability in an easy-to-use area located at the center of the height of the refrigerator.
- a third object of the present invention is to provide a refrigerator in which electronic control boards are efficiently arranged and electric wiring is simplified.
- a fourth object of the present invention is to provide a refrigerator in which temperature unevenness in the refrigerator compartment is suppressed. Disclosure of the invention
- a refrigerator of the present invention has a refrigeration cycle including a compressor, a condenser, and a cooler, and has a storage room formed in the refrigerator body. Since the compressors are arranged side by side in the left-right direction behind the storage room, the ineffective space in the width direction created by moving the compressor to one side becomes the installation space for the cooler, and the installation height of the cooler can be reduced. As a result, the mounting efficiency of the refrigeration cycle is increased, the internal volume efficiency is improved, and the storage and installation can be improved.
- the present invention can also be applied to a refrigerator in which a plurality of storage rooms are formed in a refrigerator main body.
- a refrigerator main body in which a plurality of storage rooms are formed in a refrigerator main body.
- the storage room may include two rooms installed in the refrigerator main body in the left-right direction.
- the compressor and the cooler are arranged side by side in the left and right direction behind these two storage rooms, so that a relatively wide space and a refrigerator can be used, and the space in the width direction can be utilized.
- the degree of freedom in designing the cooling function component can be increased.
- the refrigerator main body is further provided with a machine room and a cooling room adjacent to each other in the left and right direction with a heat insulating wall interposed, and the compressor is housed in the machine room, while the cooler is housed in the cooling room.
- a cooling chamber in which a cooler is installed can be configured in an ineffective space in the width direction shifted to one side. Therefore, the installation height of the cooler can be reduced, and the effective internal volume can be increased.
- the installation height of the cooler can be further reduced, preventing the effect on the space in other rooms. Becomes possible.
- blower for forced ventilation to the storage room is installed in the cooling room, and this blower is arranged behind the storage room equipped with a cooler, the cooling function components including the blower in addition to the compressor and cooler will be integrated, and other It does not violate the space of the room and does not require a complicated compartment configuration with other rooms.
- a damper device for controlling the amount of cold air supplied to at least one of the storage rooms. If this damper device is arranged behind the storage room facing the compressor, the blower and the damper are provided in addition to the compressor and the cooler.
- the cooling function parts such as the equipment are integrated in one place and compact, and the assemblability in the manufacturing process and the decomposability at the time of disposal can be improved.
- the airflow path will be efficiently placed using the space above the freezer compartment, and the dead space can be used effectively. it can.
- the blower is arranged obliquely upward and in the vicinity of the upper part of the cooler, the height of the cooling chamber can be kept lower and compactness can be achieved.
- the damper device controls the amount of cold air supplied to the refrigerator room, and the compressor and the cooler are arranged behind the freezer room. Cooling efficiency can be increased by bringing the cooler with the lowest temperature close to the cooler.
- the refrigerator compartment is formed at the top of the refrigerator body and the freezer compartment is formed at the bottom of the refrigerator body, the cooling efficiency will be high, the installation stability will be improved, and the depth of the refrigerator compartment, which is frequently used, will be affected. Without increasing the usability.
- a vegetable compartment is formed at the bottom of the refrigerator compartment, and if the amount of cold air supplied is controlled by a damper device in conjunction with the refrigerator compartment, the depth of the convenient vegetable compartment at the center in the height direction can be sufficiently secured. Can be maintained.
- the cooling function components can be centralized while taking advantage of the high volumetric efficiency. Can be achieved.
- the electronic control board is arranged behind the cooler, it is concentrated in the area near the electric components, and the electric wiring can be shortened and simplified, and a refrigerator excellent in assemblability and economy can be provided.
- the electronic control board When the electronic control board is housed in the recessed electrical component storage section in the heat insulating wall behind the cooler, the electronic control board can be mounted so as not to protrude from the rear of the main unit, and an invalid space is formed in the depth direction. None.
- the drainage path can be simplified. Therefore, even when the position of the cooler is lowered, the defrost water is drained in the vertical direction and stored, so that the evaporating dish can be provided without increasing the height of the machine room.
- the condenser is arranged at a position where the evaporating dish is heated, the evaporating dish is heated more easily, and the evaporating ability can be secured even with a small evaporating dish.
- a cool air discharge air passage communicating from the damper device to the refrigerator compartment is provided in the vertical direction near one side end of the refrigerator compartment, and a cool air intake air passage to the cooler is provided in the vertical direction near the other side end.
- the cool air discharge port provided in the cool air discharge air path and the cool air intake port provided in the cool air intake air path are respectively located near the side ends of the refrigerator compartment, the cool air circulates in the width direction of the refrigerator to cool the refrigerator.
- the cooling unevenness in the room is reduced, and the preservability of food can be improved.
- a blower for air circulation is provided in the refrigerator compartment, the air in the refrigerator compartment is circulated and agitated, thereby reducing the temperature unevenness of the whole compartment and the temperature rise, thereby further improving the preservability of food.
- the electrical component cover of the compressor is installed facing the open side behind the machine room, there is no need for space for attaching and removing the electrical component cover in the width direction of the compressor. Therefore, the width of the machine room can be reduced, and the ineffective space can be reduced.
- the electrical component cover of the compressor may be disposed in the machine room side direction of the main body, and an opening and a cover for covering the opening may be provided in a portion of the main body side facing the electrical component cover.
- an opening and a cover for covering the opening may be provided in a portion of the main body side facing the electrical component cover.
- Providing a fixing part for fixing the dryer and condensing pipe of the refrigeration cycle on the rear side of the outside of the cooling chamber improves the installation workability and allows the high-pressure pipe to be arranged.
- a resin molded product is used for the outer shell forming the machine room, a complicated shape including the machine room is integrally formed, and a refrigerator excellent in economy can be obtained.
- the pipe can be mounted without attaching a separate fixture. It can be fixed, and assemblability can be improved. Also, if the holding part that holds the evaporating dish for defrost water is integrally formed with the resin molded product used for the outer shell that forms the machine room, the evaporating dish can be held without attaching a separate part holder. It can improve economic efficiency.
- the refrigerator of the present invention comprises: a refrigerator compartment; a vegetable compartment provided at a lower portion of the refrigerator compartment; A freezer compartment provided below the vegetable compartment and separated from the vegetable compartment by an insulating partition wall, a machine room provided on one side in the left and right direction behind the freezer compartment, and a machine room provided on the other side.
- a compressor provided in the machine room having a cooling room provided adjacent to the air conditioner, a cooler provided in the cooling room, and a blower for forced ventilation provided near the upper part of the cooler provided in the cooling room; It has a damper device installed behind the freezing compartment to control the amount of cold air supplied to the refrigerator compartment and the vegetable compartment, and an electronic control board installed behind the cooling compartment.
- the compressor and cooler are arranged side by side. It is characterized by being arranged.
- cooling functional components and control components are integrated behind the lower freezer compartment, increasing mounting efficiency and reducing the dead space in the refrigerator.
- the cooling function parts and control parts are eliminated from the easy-to-use central vegetable compartment and the lower part of the refrigerator compartment, and the storage space increases to the depth inside the refrigerator, so that the internal volume efficiency can be improved.
- cooling functional components and Control components are integrated to increase mounting efficiency and reduce ineffective space in the warehouse.
- cooling function parts and control parts are eliminated from the easy-to-use central vegetable room, multipurpose room, and lower part of the refrigerator compartment, and the storage space is increased to the depth inside the refrigerator.
- temperature of the multipurpose room is controlled independently, and the user can select the temperature range according to the stored food, thereby improving the usability.
- a cool air intake port that communicates with the cool air intake air passage the structure of the air passage that cools the refrigerator compartment is used! /, Without permission 1 /, without compromising the effective space in the center of the room, the convection of cold air in the width direction of the entire room reduces uneven cooling in the refrigerator room and improves the preservability of food.
- the cooling air passage of the vegetable compartment can be easily configured simply by connecting the cold air intake port of the vegetable compartment to the middle of the cold air intake air passage of the refrigerator compartment.
- a cold air discharge passage provided vertically in the vicinity of one side end of the inner surface of the refrigerator compartment from the damper device; a cold air discharge port provided in a cool air discharge passage in the refrigerator compartment; A second cold air discharge air passage communicating from the damper device to the multipurpose room, a cool air discharge port provided in the second cold air discharge air passage in the multipurpose room, and the other of the back surface of the refrigerator room communicating with the cooler from the refrigerator room.
- a cold air intake air passage provided in the vertical direction near the side end of the refrigerator, a cold air intake air inlet provided in the cold air intake air passage in the refrigerator compartment, and a cold air intake air inlet provided in the vegetable room and communicating with the cold air intake air passage.
- a configuration may also be provided that includes a second cool air intake air passage communicating from the chamber to the cooler, and a cool air intake port provided in the multipurpose room and communicating with the second cool air intake air passage.
- the structural space of the air passage that cools the refrigerator compartment is used! /, Without limitation, the effective space in the center of the room is not violated, and cool air convections in the width direction of the entire room, reducing uneven cooling in the refrigerator room and improving food storage.
- simply connecting the cool air intake port of the vegetable compartment to the middle of the cool air intake air passage of the refrigerator compartment makes it possible to simply configure the cooling air passage of the vegetable compartment.
- the multi-purpose room has an independent air path, the independence of temperature control can be enhanced.
- the multi-purpose room is a temperature switching room that can switch the temperature from refrigeration to freezing, the user's selection range for the storage capacity of the multi-room in a fixed temperature zone And the convenience can be improved.
- FIG. 1 is a cross-sectional view of the refrigerator according to the first embodiment of the present invention.
- FIG. 2 is a sectional view of a main part of the refrigerator of FIG.
- FIG. 3 is a rear view of a main part of the refrigerator of FIG.
- FIG. 4 is a perspective view of a main part of the refrigerator according to the second embodiment of the present invention as viewed from the back.
- FIG. 5 is a front view of the refrigerator according to the third embodiment of the present invention.
- FIG. 6 is a longitudinal sectional view of the refrigerator of FIG.
- FIG. 7 is a sectional view taken along line VII-VII of FIG.
- FIG. 8 is a sectional view taken along line VI II-VIII of FIG.
- FIG. 9 is a front view of the refrigerator according to the fourth embodiment of the present invention.
- FIG. 10 is a longitudinal sectional view of the refrigerator of FIG.
- FIG. 11 is a sectional view taken along line XI-XI of FIG.
- FIG. 12 is a front view of the refrigerator according to the fifth embodiment of the present invention.
- FIG. 13 is a longitudinal sectional view of the refrigerator of FIG.
- FIG. 14 is a front view of the refrigerator according to the sixth embodiment of the present invention.
- FIG. 15 is a front view of the refrigerator according to the seventh embodiment of the present invention.
- FIG. 16 is a front view of a conventional refrigerator.
- FIG. 17 is a longitudinal sectional view of the refrigerator of FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a sectional view of a refrigerator according to the first embodiment of the present invention.
- FIG. 2 is a cross-sectional view of a main part of the refrigerator of the embodiment.
- FIG. 3 is a rear view of a main part of the refrigerator of the embodiment.
- reference numeral 42 denotes a refrigerator main body, which is formed by a heat insulating wall 46 formed by foaming and filling a heat insulating material 45 between a steel plate outer box 43 and a resin box 44. It is composed.
- Reference numeral 47 denotes a heat insulating partition wall that partitions the inside of the refrigerator main body 42 into upper and lower portions.
- a cooling room 48, a vegetable room 49, and a temperature switching room capable of switching a temperature range from freezing to refrigeration are arranged in order from the top.
- An upper storage room 51 with 50 is formed, and a lower storage room 52 (hereinafter, referred to as a freezer room 52) in the freezing temperature zone is formed below.
- 53 is a revolving door attached to the refrigerator compartment 48
- 54, 55, 56 are drawer doors attached to the vegetable compartment, the temperature switching compartment, and the freezer compartment, respectively.
- 5 7 is a storage container that is pulled out integrally with the drawer-type door 5 4 of the vegetable room
- 5 8 is a storage container that is drawn out integrally with the pull-out door 5 5 of the temperature switching room
- 5 9 is a pull-out of the freezer room.
- a storage container that is pulled out integrally with the door 56, 60 is an upper storage container provided above the storage container 59.
- a cooling chamber 63 having a cooler 61 of the refrigeration cycle and a blower 62 arranged near the upper part of the cooler 61 is provided on one side behind the freezing chamber 52.
- the blower 62 is arranged so that its mounting posture is inclined obliquely upward.
- 6 4 is the defrosted water pan of the cooler 6 1 formed at the bottom of the cooling chamber 6 3, and 6 5 is cut off from the defrosted water pan 6 4 This is a drain pipe that penetrates the hot wall 46 and is led out of the room.
- a machine room 67 having a compressor 66 is provided on the other side behind the freezer 52 with a heat insulating wall 46 interposed therebetween.
- the cooler 61 and the compressor 66 are arranged side by side in the left-right direction with the heat insulating wall 46 therebetween. That is, the cooler 61 is not disposed in the space directly above the compressor 66, but is disposed separately on the left and right in the width direction of the refrigerator body 42.
- the compressor 66 is usually arranged near the bottom, which is the lowermost part of the refrigerator main body 42, but the cooler 61 is provided with a heat insulating wall 46 and a space capacity of the defrosted water tray 64 at the lower part. Since the minimum height is required, the lower end height does not necessarily have to overlap within the height range of the compressor 66.
- Reference numeral 68 denotes an evaporating dish for defrosting water which is arranged below the cooling chamber 63 at the bottom of the refrigerator main body 42 and faces the opening of the drain pipe 65.
- Reference numeral 6 9 denotes a blower for cooling the compressor provided in the machine room 67 between the compressor 66 and the evaporating dish 68 .
- the blower for passing the compressor 66 and the evaporating dish 68 is in the air passage of the blower 69.
- Reference numeral 70 denotes an electric component power bar of the compressor 66, which is disposed toward the rear open side of the machine room 67.
- the outer shell that forms the bottom and lower rear of the refrigerator body 42 is integrally formed of a thermoplastic resin or the like, including the shape of the machine room 67, to form a machine room panel 71.
- Reference numeral 72 denotes a dryer of a refrigeration cycle
- reference numeral 73 denotes a condenser pipe from the compressor 52 to the dryer 72.
- the dryer 72 and the condensing pipe 73 are housed in a space 74 formed by the machine room panel 71 behind the cooling room 63 on the outside side of the cooling room 63, and are hook-shaped integrally formed with the machine room panel 71. It is fixed by fixing parts 75 and 76.
- Reference numeral 77 denotes a rail-shaped holding portion integrally formed at a lower portion of the machine room panel 71, which holds an evaporating dish 68.
- Reference numeral 78 denotes a rear cover that covers the machine room 67 and the space 74.
- 79 and 80 are provided with a damper device for controlling the amount of cold air supplied to the refrigerator compartment 48 and the vegetable compartment 49 arranged in the cooling compartment 63 adjacent to the blower 62 in the left-right direction and a temperature switch.
- This is a damper device that controls the amount of cold air supplied to the replacement chamber 50.
- Reference numeral 81 denotes a cool air discharge air passage led to the refrigerator compartment 48 via the damper device 79
- reference numeral 82 denotes a cool air discharge air passage led to the temperature switching room 50 via the damper device 80.
- the cool air generated by the cooler 61 is discharged to the freezing room 52 by the blower 62 to cool the room to the freezing temperature (for example, 18 ° C.).
- the cooling temperature for example, 18 ° C.
- one is a damper device
- the supply amount is controlled by 79 and discharged into the refrigerating room 48 via the cool air discharge air passage 81.
- the other is controlled in supply amount by a damper device 80 and is discharged into the temperature switching chamber 50 via a cool air discharge air passage 82.
- the cold air flowing into the refrigerator compartment 48 cools the room to a refrigerator temperature (for example, 4 ° C), and then flows into the vegetable compartment 49 to cool to a predetermined temperature (for example, 6 ° C).
- the cool air flowing into the temperature switching chamber 50 is supplied to a temperature range from freezing to refrigeration (for example, 18 ° C freezing, 13 ° C partial freezing, 0 ° C freezing) by selecting a temperature control device (not shown). (Chilled at 4 ° C, refrigerated at 4 ° C, etc.).
- the compressor 66 is shifted laterally from the center line of the refrigerator body 42, and the ineffective space in the machine room 67 is compressed to approximately half the width of the refrigerator body 42. To shrink.
- the cooler 61 is housed in the newly created space inside the refrigerator by reducing the ineffective space, while maintaining the cooling capacity by adjusting the depth and height dimensions.
- the compressor 66 and the cooler 61 are arranged side by side through the heat insulating wall 46, and the cooler 61 is arranged above the compressor 66 as in the conventional case.
- an ineffective space is not created in the width direction of the refrigerator, and the effective storage volume in the compartment increases.
- the center of gravity of the refrigerator body 42 becomes lower than the conventional one, and the stability is further increased. Further, the cooler 61 and the blower 62 provided above the cooler 61 are pulled down, so that the space behind the vegetable room 49 and the temperature switching room 50 is not violated, so that the vegetable room 49, The storage containers 57, 58 of the temperature switching room 50 can be extended in depth to a position facing the heat insulating wall 46 at the back, and the storage capacity can be increased. By installing the blower 62 obliquely upward, the height of the cooling chamber 63 can be further reduced, and the cooling chamber 63 can be securely contained within the rear area of the freezing chamber 52 to further enjoy the above-described effects. can do.
- the cooling room 63 containing the cooler 61 and the blower 62 cannot be accommodated within the height range of the freezer room 52, for example, the cooling capacity of the entire refrigerator is reduced by the large size of the cooler 61 and the blower 62.
- the capacity of the freezer 52 when there is a need to deal with If it is necessary to reduce the height of the compressor, it is necessary to arrange the blower 62 partially or entirely above the rear of the freezer compartment 52, so that the compressor 66 and the cooler 61 can be arranged side by side.
- the compressor 66, the cooler 61, and the blower 62 can be integrated in the vicinity while improving the internal volume efficiency by taking advantage of the internal volume efficiency, thereby increasing the mounting efficiency.
- the heat insulating partition wall 47 above the freezing room 52 is raised up behind it as in the past to form a compartment structure. There is no need to do so, so the ineffective volume decreases and the effective storage volume increases.
- a refrigerator with improved installability that does not protrude from the surrounding cupboards etc. can be used by reducing the depth of the refrigerator itself as the interior depth increases. Can also be provided.
- the drain pipe 65 can be shortened and simplified. Further, the forced air of the blower 69 for cooling the compressor causes convection of hot air on the water storage surface of the evaporating dish 68, thereby promoting the evaporation of the stored defrost water. As a result, the size of the evaporating dish 68 can be reduced. Furthermore, by setting the direction of air flow of the blower 69 to the direction in which air flows from the compressor 66 to the evaporating plate 68, the high-temperature heat of the compressor 66 can be used, and another heating means can be used. Without this, the evaporation of defrost water can be further promoted and the size can be reduced.
- the electrical component cover 70 of the compressor 66 is disposed toward the open side of the machine room 67, no space is required for mounting and dismounting, and the width of the machine room 67 in the width direction can be reduced. To that extent, the width of the cooling chamber 63 next to the machine room 67 can be expanded, and the width of the cooler 61 can be increased to reduce the height, so that the height of the cooling chamber 63 can be reduced and a compact arrangement is achieved. This can further increase the effective volume.
- the thickness of the cooler 61 is smaller than the thickness of the compressor 66, and the depth of the cooling chamber 63 can be generally smaller than that of the compressor 66.
- Space 7 4 can be created. In this space 7 4, the dryer 72 of the refrigeration cycle and the condensing pipe 7 3 are efficiently stored without invading the space in the machine room 6 7 can do.
- the machine room panel 71 which forms the bottom and rear lower part of the refrigerator body 42, is formed of a resin molded product, so that the dryer 72, the fixed part of the condensation pipe 73, and the holding part of the evaporating dish 68, are formed.
- the structure of the machine room 66 with relatively large irregularities can be integrated with one part instead of a plurality of parts, so that the cost can be reduced and the refrigerating cycle assembly workability can be improved. Things.
- FIG. 4 is a perspective view of a main part of the refrigerator according to the second embodiment of the present invention as viewed from the back.
- reference numeral 83 denotes a refrigerator main body
- reference numeral 84 denotes a compressor mounted in a machine room 67.
- Reference numeral 85 denotes an electrical component cover attached to the side of the compressor 84.
- Reference numeral 86 denotes an opening provided in the refrigerator body 83 on the side of the machine room 67
- reference numeral 87 denotes a cover for closing the opening 86.
- the cover 87 is fixed to the refrigerator body 83 with screws or the like (not shown).
- the width of the machine room 67 can be reduced, the width of the cooling room 63 can be increased, and the height of the cooler 61 can be reduced by reducing the height.
- the effective arrangement volume can be further expanded by a compact arrangement.
- the electrical component cover 85 can be easily attached and detached from the side of the refrigerator body 83, so that the serviceability of the finished product is improved.
- FIG. 5 is a front view of the refrigerator according to the third embodiment of the present invention.
- FIG. 6 is a longitudinal sectional view of the refrigerator of the embodiment.
- 7 is a sectional view taken along the line VII-VII in FIG. 5
- FIG. 8 is a sectional view taken along the line VIII-VIII in FIG.
- reference numeral 88 denotes a refrigerator main body.
- Numeral 8 denotes an insulated partition wall which vertically divides the inside of the refrigerator main body 8 8 into a refrigerator compartment 90 at an upper portion, a vegetable compartment 91 provided at a lower portion of the refrigerator compartment 90, and a freezing compartment 92 at a lower portion.
- Reference numeral 93 denotes a plurality of shelves provided at appropriate intervals in the refrigerator compartment 90, and a plurality of storage compartments 94 are formed between the shelves 93. Has formed.
- Reference numeral 95 denotes a low-temperature room provided in the lower part of the refrigerator compartment 90, which is provided with a storage container 96 and mainly serves fresh food such as meat and seafood at a temperature lower than the refrigerator compartment (for example, a chilled approximately 0 ° C). ⁇ Partial freezing at about 13 ° C).
- Reference numeral 97 denotes a rotary door which is attached to the opening of the refrigerator compartment 90 so as to be openable and closable.
- Reference numeral 98 denotes a drawer-type door which is attached to the opening surface of the vegetable compartment 91 so as to be openable and closable, and is configured so that the storage container 99 on the indoor side can be integrally pulled out.
- Reference numeral 100 denotes a drawer-type door which is attached to the opening surface of the freezing compartment 92 so as to be openable and closable, and is configured so that the indoor storage container 101 can be integrally pulled out.
- Reference numeral 102 denotes a second storage container provided above the storage container 101 so as to be movable in the front-rear direction.
- Reference numeral 103 denotes a machine room formed in the lower rear portion of the refrigerator body 88, which houses the compressor 104 of the refrigeration cycle.
- the compressor 104 is arranged side by side in the left and right direction behind the freezer 106 and the cooler 106 housed inside the refrigerator via the heat insulating wall 105. Further, a condenser 107 is accommodated below the freezing compartment 92.
- the lower end of the cooler 106 is installed at a position lower in the height direction than the upper end of the compressor 104, and the compressor 104 and the cooler 106 are arranged so as to be stepped. ing.
- Reference numeral 108 denotes an evaporating dish placed below the cooler 106 for evaporating defrost water, and condenser pipes 109 from the compressor 104 to the condenser 107 are stored. It is arranged to be immersed in defrosted water.
- Reference numeral 110 denotes a blower for forced ventilation provided in the machine room 103 to promote air convection to the compressor 104, the condenser 107, and the evaporating dish 108.
- 1 1 1 is an air inlet opening to the front of the machine room 103 to take in air to the condenser 107
- 1 1 2 is an air outlet opening to the front of the machine room 103.
- the air passages communicating with the air suction port 1 1 1 and the air discharge port 1 1 2 are separated by partition plates 1 1 3. Then, due to the forced ventilation of the blower 110, the air flows in the order of the air intake port 111, condenser 107, evaporating dish 108, compressor 104, and air discharge port 112. Have been.
- Reference numeral 114 denotes a blower for forced ventilation provided close to and above the cooler 106.
- Numeral 115 denotes a damper device which is provided in parallel with the blower 111 in the left-right direction and is provided above the compressor 104, and supplies cold air to the refrigerator compartment 90, the vegetable compartment 91, and the low-temperature compartment 95. Adjust quantity I do.
- Reference numeral 1 16 denotes a cool air discharge air passage for guiding cool air from the damper device 1 15 to the refrigeration room 90 and the low-temperature room 95. Inside the room 90, a cool air discharge port 118 is provided, which is covered with a rear decorative panel 117 and opens to a plurality of storage compartments 94.
- 1 19 is a branch air passage branching from the cool air discharge air passage 1 16 and leading to the low-temperature chamber 95, and 120 is cold air opening into the low-temperature room 95 at the tip of the branch air passage 1 19. It is a discharge port.
- 1 2 1 is a cool air intake air passage for returning the cool air that has cooled the refrigerator compartment 90, the vegetable compartment 91, and the low-temperature room 95 to the cooler 106, and is relative to the cool air discharge air passage 1 16
- One end of the inner side of the interior of the refrigerator is communicated in the up-down direction; in particular, in the refrigerator compartment 90, it is covered with the decorative panel 1 17 and the cold air inlet 1 2 that opens to a plurality of storage compartments 94 There are two.
- Numeral 1 2 3 is a cold air inlet opening to the back of the vegetable compartment 91 and merging with the cold air inlet air passage 1 2 1.
- Reference numeral 1 2 4 denotes a partition plate separating the vegetable room 9 1 and the low-temperature room 9 5, and reference numeral 1 2 5 denotes a communication port provided behind the partition plate 1 2 4.
- 1 26 is a cold air discharge port into the freezer compartment 92 opened in front of the blower 1 14, and 1 27 is installed at the lower part of the back of the freezer compartment 92 at the lower end of the cooler 106. It is a cold air inlet that communicates.
- Numeral 128 denotes an electronic control board for controlling the operation of the electric components of the refrigerator, which is installed in a vertical direction in a concave part 127 formed behind the cooler 106.
- 130 is a cover that covers the machine room 103 from the back, including the electronic control board 128.
- Cooling unit 106, blower 111, damper unit 115, etc. together with cooling functional parts are integrated behind freezing room 92, vegetable room 91 and low temperature room 95 are located behind it. No cooling functional parts are provided, and the respective storage containers 99 and 96 are opposed to the heat insulating walls 13 1 constituting the refrigerator body 88 at the rear thereof.
- 1 3 2 is a defrost heater provided below the cooler 106
- 1 33 is a dehydration heater that receives the defrost water melted by the heating action of the defrost heater 1 32
- 1 3 4 Is a drain pipe connected to the defrost water tray 1 3 3 for draining defrost water out of the refrigerator.
- the defrost water drained from the drain pipe 134 is received in the evaporating tray 108 located in the machine room and below the cooler 106 and stored.
- a temperature detector 13 is provided at the back of the freezer compartment 92 to detect the temperature inside the freezer compartment, and a 13 6 is provided at the back inside the refrigerator compartment 90 to detect the temperature inside the refrigerator compartment. Temperature It is a detector.
- the compressor 104 operates and the cool air cooled by the cooler 106 is forcibly ventilated by the blower 114.
- the freezer compartment 92 is discharged from the cool air outlet port 126 to the freezer chamber 92 and then returned to the cooler 106 from the cool air inlet port 127.
- the compressor 104 is stopped, and thereafter, this operation is repeated to cool the room to a freezing temperature of, for example, 118 ° C.
- the damper device 1 15 is opened and the cool air cooled by the cooler 106 is increased by the blower 1 14.
- the cool air introduced into each storage compartment 94 cools the food placed on the shelf 93, and then refrigerates through the cold air inlets 122 provided opposite the storage compartments 94.
- the air flows into a cold air intake air passage 121 provided vertically in the vicinity of the other side end of the inner surface of the chamber 90, and returns to the lower end of the cooler 106.
- the food placed on each shelf 93 of the refrigerator compartment 90 is uniformly cooled by the cold airflow flowing from the left and right ends to the ends in each storage compartment 94, and the room temperature The unevenness is suppressed, and the variation in the storage quality of the food is reduced.
- the cold air discharge air passage 1 16 and the cold air intake air passage 1 2 1 are both provided near the side end of the inner surface of the refrigerator compartment 90, it is easy to use for storing food, and the central part is convenient. Practical storage capacity without compromising existing space.
- the central part does not protrude because the air path is not in the center unlike the conventional case, and the appearance does not deteriorate.
- the cool air flowing into the cool air intake air passage 121 flows downward, returns to the lower end of the cooler 106, is cooled again by the cooler 106, and repeats the circulation operation.
- part of the cold air that has cooled the inside of the refrigerator compartment 90 is not sucked into the cold air intake air passage 1 2 1 and the partition plate 1 2 4 It flows into the upper part of the vegetable compartment 91 through the communication port at the back of the container, and convects the outer periphery of the storage container 99 to indirectly cool the food in the storage container 99.
- fresh foods such as vegetables and fruits are stored while drying is suppressed.
- the convected cold air merges into the cold air suction air passage 12 1 from the cold air suction port 12 3 at the back of the vegetable compartment 91, and is returned to the cooler 106.
- a part of the cool air discharged through the damper device 115 is distributed to the branch air passage 119, and is sent from the cool air discharge port 120 to the low temperature chamber 95 9. Then, the room is cooled to a temperature lower than that of the cold storage room 90, and fresh foods such as seafood and meat are stored at low temperature. Then, the cool air that has cooled the low-temperature room 95 joins the communication port 125 and flows into the vegetable room 91.
- the inside of the refrigerator compartment 90 is kept at 4 ° C suitable for refrigerated storage, for example, and the vegetable compartment 91 is kept at 6 ° C, the maximum promised temperature of vegetables and fruits, in the vegetable compartment 91.
- 95 Keep the inside of the cooler at a predetermined temperature such as a chilled temperature of 0 ° C.
- the compressor 104 is shifted to the side from the center line of the refrigerator main body 8 8, and the invalid space in the machine room 103 is compressed to form the refrigerator main body 8.
- the cooler 106 is housed in the newly created space inside the refrigerator by reducing the ineffective space, while maintaining the cooling capacity by adjusting the depth and height dimensions.
- the compressor 104 and the cooler 106 are arranged side by side in the left-right direction via the heat insulating wall 105, and the cooler is located above the compressor 104 as in the conventional case.
- the 106 By disposing the 106, no void space is created in the width direction of the refrigerator, and the effective storage volume in the compartment increases.
- the center of gravity of the refrigerator body 88 becomes lower than before, and the stability is further increased.
- the damper device 115 is provided by effectively utilizing the space created inside the refrigerator above the compressor 104 in the left-right direction of the blower 114 provided above the cooler 106, cooling The heat exchanger 106, the blower 111, and the damper device 115 are all arranged efficiently behind the freezer compartment 92 located at the bottom of the refrigerator main body 88, thereby increasing the mounting efficiency. Therefore, new space is required to store the damper device 1 15 as before. The storage capacity increases without any problem.
- the freezing compartment 92 and the cooler 106 are close to each other, and the cooling efficiency is increased.
- Blowers 1 1 4 and damper 1 1 5 for forced ventilation are also placed in close proximity to cooler 106 for storage rooms other than the freezer, and cool air discharge air path 1 16 is above damper 1 1 5
- the cooling efficiency is high due to the low airflow resistance and the structure.
- the blower 111 is arranged above the cooler 106 and does not infringe the space behind the vegetable compartment 91, the storage container 99 of the vegetable compartment 91 is opposed to the heat insulating wall 131 on the back.
- the depth can be extended to the position where it does, and the storage capacity can be increased.
- a shallow and wide vegetable room can be realized, and a vegetable room that is easy to overlook, has little storage and can be stored, and has good storage stability can be realized.
- the heat insulating partition wall 89 between the vegetable compartment 91 and the freezing compartment 92 must be located behind it as before. There is no need to start up and configure a compartment, which reduces the ineffective volume and increases the effective storage volume.
- the damper device 1 15 does not need to be stored behind the low-temperature room 95 or the refrigerator room 90, the lower area of the refrigerator room, which is the most convenient in terms of height, can be used as a storage part up to the back. An easy-to-use refrigerator can be realized.
- the air taken into the machine room 103 from the air inlet 111 provided on the bottom front of the refrigerator body 88 by the operation of the forced air blower 110 is condensed.
- Heat exchange with the vessel 107 promotes heat radiation and passes through the upper surface of the evaporating dish 108.
- the defrost water stored in the evaporating dish 108 is heated by the direct heating action of the condenser piping 109 immersed in the water, and at the same time the forced air is exchanged with the condenser 107 Convection promotes heating and ventilation, and evaporates efficiently.
- the air that has passed through the evaporating dish 108 cools the outer shell of the compressor 104, which is higher in temperature, and is then exhausted to the front of the refrigerator main body 88 from the air discharge port 112.
- the frost adhering to the cooler 106 during cooling is thawed by the defrost heater 13 2 and received by the defrost water tray 13 33, and is evaporated through the drain pipe 13 4
- the drain pipe 1 3 4 can be made short and simple.
- the space at the bottom of the refrigerator body 88 can be effectively used, and the condenser 107 and the evaporating dish 108 can be efficiently stored.
- the cooling air is circulated in the machine room 103, so that the condensation capacity of the condenser 107, the evaporation capacity of the evaporating dish 108, While maintaining the efficiency and reliability of the compressor 104, it is possible to realize a compact machine room including miniaturization of each component and increase the storage space in the refrigerator.
- the electronic control board 128 that drives and controls the electric components is housed outside the refrigerator behind the cooler 106, the compressor 104, the blowers 110, 114, and the damper It is close to electric parts such as the device 1 15 and the defrost heater 1 32, so that the electric wiring is short and simple, and the cost is reduced and the number of work steps can be reduced. In addition, the complexity of electrical wiring is reduced, and the effects of radio noise interference can be reduced.
- the capacity created by the improvement of the mounting efficiency of the cooling function parts and cooling control parts is used directly to increase the storage capacity, while the internal volume is kept unchanged and the external shape of the refrigerator body 88 is reduced to reduce the installation space. Is also good.
- the depth dimension can be reduced to suppress the dimension that protrudes forward from an adjacent cupboard, or the kitchen interior can be enhanced in accordance with the depth standard of the system kitchen.
- the increased volume may be converted to an adiabatic volume to reduce the heat absorption load of the refrigerator, thereby contributing to energy saving and cost reduction by downsizing the refrigeration cycle components such as the compressor 104.
- FIG. 9 is a front view of the refrigerator according to the fourth embodiment of the present invention.
- FIG. 10 is a longitudinal sectional view of the refrigerator of the embodiment.
- FIG. 11 is a sectional view taken along line XI-XI in FIG.
- reference numeral 1337 denotes an air circulation blower provided at the upper rear of the refrigerator compartment 90.
- 13 8 is an air discharge air passage provided on the top surface of the refrigerator compartment 90 communicating with the discharge side of the air circulation blower 13 7, and 13 9 is provided on the suction side of the air circulation blower 13 7 This is an air intake air passage formed at the center of the back surface of the communicating back decorative plate 140.
- reference numeral 142 denotes an air discharge port opened at the front of the air discharge air passage 1338
- reference numeral 143 denotes an appropriate position of the refrigerator compartment 90 corresponding to the air intake air passage 1339. This is an air inlet that opens to zero.
- the air circulation blower 13 7 is configured to operate in accordance with the opening period of the damper device 1 15 and for a fixed time after the opening of the refrigerator compartment door 97 is completed.
- the operation of the refrigerator configured as described above will be described below. If the detected temperature of the temperature detectors 13 5 and 13 36 is higher than the set value, the damper device 1 15 opens and the cool air cooled by the cooler 106 is forcibly ventilated by the blower 1 14 and refrigerated.
- the cold air is discharged from a plurality of cold air discharge ports 1 18 to one side area in the refrigerator compartment 90 through the cold air discharge air passages 1 16 provided vertically in the vicinity of the side end of the inner surface of the chamber 90. It is.
- each storage compartment 94 cools the food placed on the shelf 93, and then refrigerates through the cold air inlets 122 provided opposite the storage compartments 94.
- the air flows into a cool air intake air passage 121 provided in the vertical direction near the other side end of the inner surface of the chamber 90, and returns to the lower end of the cooler 106.
- the air circulation blower 1 3 7 is operated, and the air in the refrigerator compartment 90 is sucked into the air suction air passage 1 3 9 from the air suction port 1 4 3 and the top air discharge air passage 1 It is discharged from the air discharge port 1 4 2 to the upper front of the refrigerator compartment through 38.
- convection is promoted by the forced circulation of the air in the refrigerator compartment 90, and the cooling unevenness is further reduced.
- the effect of temperature equalization is large to circulate.
- the air circulation blower 1 37 operates for a certain period of time after the door 97 is closed after the door 97 is closed. In order to promote the cooling of the refrigerator, the temperature rise of the refrigerator compartment 90 can be suppressed.
- the operation control of the air circulation blower 1337 is also performed intermittently at appropriate time intervals while the damper device 115 is closed, and the temperature easily rises during closing.
- the temperature of the upper part may be compensated, or the operation may be performed while the door 97 is opened to suppress the inflow of external air from the front of the top of the refrigerator compartment 90 like an air curtain.
- the food stored in the refrigerator compartment 90 is uniformly cooled by the cold airflow flowing from the left and right ends to the ends in each storage compartment 94, and at the same time, the air circulation blower 1 is used.
- the circulation action of 37 further suppresses the temperature unevenness in the room. As a result, the storage quality of food is stabilized, and a refrigerator with high storage stability can be realized.
- FIG. 12 is a front view of the refrigerator according to the fifth embodiment of the present invention.
- FIG. 13 is a longitudinal sectional view of the refrigerator of the embodiment.
- reference numeral 144 denotes a refrigerator main body. 1 4 5 is the refrigerator body
- a freezer compartment 92 is formed below the heat-insulating partition wall 144, and a refrigerator compartment 144 and a cold room 144 are provided above the second heat-insulating partition wall 144.
- Vegetable room 1 4 8 is divided.
- a multipurpose room 149 is formed between the heat insulating partition wall 144 and the second heat insulating wall 146. Note that the multipurpose room 149 is configured so that the room temperature can be switched to a temperature range from refrigeration to freezing according to the use of the user.
- a plurality of shelves 150 are provided at appropriate intervals in the refrigerator compartment 147, and a plurality of storage compartments 151 are formed between the shelves 150.
- Reference numeral 152 denotes a low-temperature room provided in the lower part of the refrigerator compartment 144, which is provided with a storage container 135 so that fresh food such as meat and seafood is mainly stored at a temperature lower than the refrigerator room (for example, about 0 ° C). (Chilled at ° C – about 3 ° C partial freezing).
- Reference numeral 154 denotes a rotary door which is attached to the opening of the refrigerator compartment 147 so as to be freely opened and closed.
- a drawer-type door 155 is attached to the opening surface of the vegetable compartment 148 so as to be openable and closable, and is configured so that the storage container 156 on the indoor side can be integrally pulled out.
- a drawer-type door 157 is attached to the opening of the multipurpose room 149 so that it can be opened and closed. It is configured such that the indoor storage container 158 can be integrally pulled out.
- Reference numerals 159 and 160 denote a damper device which is provided in parallel with the blower 111 in the left-right direction and is provided above the compressor 104, and a second damper device, and one electric motor 161 It is driven to open and close by.
- the amount of cold air supplied to the refrigerator compartment 1 47, the vegetable compartment 1 48, and the low-temperature compartment 1 52 is adjusted by the damper unit 1 59, and the multipurpose room 1 49 is set by the second damper unit 160. Is configured to adjust the amount of cool air supplied.
- Reference numeral 162 denotes a cold air discharge passage for guiding cool air from the damper device 159 to the refrigerator compartment 147 and the low-temperature compartment 152, and vertically communicates one end of a deep side inside the refrigerator with a vertical direction.
- Reference numeral 162 denotes a cold air discharge passage for guiding cool air from the damper device 159 to the refrigerator compartment 147 and the low-temperature compartment 152, and vertically communicates one end of a deep side inside the refrigerator with a vertical direction.
- a cool air discharge port 164 is provided, which is covered with a back decorative plate 163 and opens to a plurality of storage compartments 151. 1 6 5 branches off from the cool air discharge air path 1 6 2
- Reference numeral 166 denotes a cool air discharge port that opens into the low-temperature chamber 152 at the tip of the branch air passage 16.
- Reference numeral 167 denotes a second cool air discharge air passage for guiding cool air from the second damper device 160 to the multipurpose room 149
- reference numeral 1668 denotes a tip of the second cool air discharge air passage 1667. This is a cold air discharge port that opens into the multi-purpose room 149.
- 16 9 is a cold air intake air passage for returning the cold air that has cooled the refrigerator compartment 1 4 7, the vegetable compartment 1 4 8, and the low temperature room 1 5 2 to the cooler 1 06, and a cold air discharge air passage 1 6 2
- One end of the inner side of the refrigerator opposite to the other side communicates in the up-down direction, especially in the refrigerator compartment 147.
- a cold air inlet 170 that opens is provided.
- Reference numeral 171 denotes a cold air inlet opening to the back of the vegetable compartment 148 and merging with the cold air intake air passage 169.
- Reference numeral 172 denotes a partition plate for partitioning between the vegetable room 1 48 and the low-temperature room 1 52.
- Reference numeral 1 73 denotes a communication port provided behind the partition plate 1 72.
- 17 4 is a second cold air intake air passage for returning the cool air that has cooled the multi-purpose room 14 9 to the cooler 10 6, and 17 5 is opened at the back of the multi-purpose room 49 This is a cold air intake port that communicates with the cold air intake air path 1 74
- the cooling function components such as the cooler 106, the blower 111, the damper device 159, and the second damper device 160, and the electronic control board 128 serving as the cooling control component are both included in the freezing room. It is gathered behind 2, vegetable room 1 48, multipurpose room 1 49, low temperature room
- the cooling functional component is not provided at the rear of 152, and the respective storage containers 15 6, 15 8 and 15 3 face the inner wall surface of the refrigerator body 144 at the rear.
- Reference numeral 176 denotes a temperature detector provided at the back of the refrigerator compartment 147 to detect the temperature in the refrigerator compartment. This is a temperature detector that detects temperature.
- the compressor 104 operates and the cool air cooled by the cooler 106 is forcibly ventilated by the blower 114.
- the freezer compartment 92 is discharged from the cool air outlet port 126 to the freezer chamber 92 and then returned to the cooler 106 from the cool air inlet port 127.
- the compressor 104 is stopped, and thereafter, this operation is repeated to cool the room to a freezing temperature of, for example, 118 ° C.
- the damper device 159 opens and the cool air cooled by the cooler 106 is forced by the blower 114.
- a plurality of cool air discharge ports 16 4 are provided through the cool air discharge air passages 16 2 provided vertically in the vicinity of the side end of the inner surface of the cool room 1 4 7. Discharged to the side area.
- the cold air introduced into each storage compartment 15 1 cools the food placed on the shelf 150, and then cool air inlets 17 provided opposite each storage compartment 15 1 are provided. From 0, the air flows into a cold air intake air passage 169 provided upward and downward in the vicinity of the other side end of the back of the refrigerator compartment 147, and returns to the lower end of the cooler 106.
- the food placed on each shelf 150 of the refrigerator compartment 1 47 is uniformly cooled by the cold airflow flowing from the left and right ends to the ends in each storage compartment 151, The temperature fluctuations in the room are suppressed, and the variability in food storage quality is reduced.
- the cold air discharge air passage 162 and the cold air intake air passage 1619 are both located near the side end of the inner surface of the refrigerator compartment 147, the central air passage is convenient for storing food. The practical storage capacity is improved without invading the space.
- the power to cover with the decorative panel 16 3 from the design side The wind path is not at the center as in the past, so the central part does not protrude and the appearance does not deteriorate, and the decorative panel
- the cool air flowing into the cool air intake air passage 169 flows downward, returns to the lower end of the cooler 106, is cooled again by the cooler 106, and repeats the circulation action.
- part of the cold air that has cooled the inside of the refrigerator compartment 147 is not sucked into the cold air intake air passage 169, and is located at the upper part of the vegetable compartment 148 through the communication port 173 on the back of the partition plate 172. It flows in and convects the outer circumference of the storage container 156 to indirectly cool the food in the storage container 156. As a result, fresh foods such as vegetables and fruits are stored while drying is suppressed. Then, the convected cold air merges into the cold air intake air passage 169 from the cold air intake port 171 at the back of the vegetable compartment 148, and is returned to the cooler 106.
- a part of the discharged cool air flowing through the cool air discharge air path 16 2 is distributed to the branch air path 16 5, and is sent into the low temperature chamber 15 2 from the cool air discharge port 16 6. Then, the room is cooled to a temperature lower than that of the refrigerator compartment 147, and fresh foods such as seafood and meat are stored at low temperature. Then, the cool air that has cooled the low-temperature room 152 merges into the communication port 173 and flows into the vegetable room 148.
- the inside of the refrigerator compartment 147 is set at 4 ° C suitable for refrigerated storage, for example, and the inside of the vegetable compartment 148 is set at 6 ° C, the maximum promised temperature of vegetables and fruits.
- the inside of the low-temperature chamber 152 is kept cooled to a predetermined temperature such as a chilled temperature of ⁇ ° C.
- the second damper device 160 is opened and the cool air cooled by the cooler 106 is blown by the blower 1 1 4 Then, the air is forced into the multi-purpose chamber 149 from the cool air discharge port 168 via the second cool air discharge air passage 167. Then, the cool air that has cooled the inside of the multipurpose room 149 flows into the second cool air intake air passage 174 from the cool air inlet 175 and returns to the cooler 106.
- the temperature setting of the multipurpose room 149 can be arbitrarily switched according to the user's convenience and preference, so that the opening ratio of the second damper device 160 changes according to the user's selection.
- the multipurpose room 15 2 is maintained at a desired temperature zone.
- the multipurpose room 14 9 is refrigerated because it is insulated between the upper vegetable room 14 8 and the lower freezer 9 2 by being sandwiched between the insulating wall 14 5 and the second insulating wall 14 6.
- Temperature range to freezing temperature range The temperature can be switched over a wide range within a range, and the room can be switched to a refrigerator temperature of 4 ° C, a chill temperature of 0 ° C, or a freezing temperature of 18 ° C. For this reason, the degree of freedom in food storage is increased, and it is possible to provide a refrigerator that can absorb changes in food storage such as changes in seasons and responses to customers.
- the second damper device 160 is closed, and thereafter, this operation is repeated to keep the inside of the multipurpose chamber 149 cooled to a desired switching temperature. I do.
- the multipurpose room 14 9 has a drawer-type door 15 7, so that the storage container 15 6 can be pulled out of the refrigerator to look in from above and take food in and out! Since it is located slightly lower than the center of the refrigerator body 144 between the storage compartment 48 and the freezer compartment 92, it is easy to use. At the same time, the depth of the storage containers 156 is moderately shallow, which makes them more organized, making it a highly convenient storage room if the daily usage rate is high and the usage is set.
- the storage container 15056 for the vegetable compartment 144 can be extended to the depth, so that the storage capacity can be increased.
- the Vegetable Chamber 148 will be a shallow, spacious vegetable chamber by replacing the increase in storage capacity with a reduction in height, to provide a vegetable chamber that is easy to overlook, has little storage, and has good storage. It can also be achieved.
- the damper device 159 and the second damper device 160 do not need to be stored behind the low-temperature room 152 or the refrigerator room 147, the lower area of the refrigerator room, which is most convenient in terms of height, is used. Can be used as a storage part up to the back, making it easy to use.
- FIG. 14 is a front view of the refrigerator according to the sixth embodiment of the present invention.
- reference numeral 178 denotes a refrigerator main body.
- Reference numeral 179 denotes a heat insulating partition wall for vertically partitioning the inside of the refrigerator main body 178.
- the upper storage compartment 180 is formed at the upper part and the lower storage compartment 181 is formed at the lower part.
- Reference numeral 182 denotes a partition wall for partitioning the lower storage room 18 1 into left and right sides.
- the partition wall forms a first lower storage room 18 3 on one side and a second lower storage room 18 4 on the other side.
- Reference numeral 185 denotes a compressor of a refrigeration cycle
- reference numeral 186 denotes a cooler, and the compressor 185 and the cooler 186 are arranged in the left-right direction behind the lower storage room 18 1.
- 187 is a blower for forced ventilation installed near the top of the cooler 186
- 188 is a damper device that controls the amount of cool air supplied to the upper storage room 180.
- the damper device 188 is also arranged behind the lower storage
- the compressor 185 and the cooler 186 are also large because usually large and wide refrigerators are often used.
- the entire area behind the lower storage room 18 4 is not affected by the position of the partition wall 18 2 that separates the two storage rooms.
- By arranging the compressor 185 and the cooler 186 in the horizontal direction it becomes possible to consolidate the cooling functional parts including the blower 187 and the damper device 188 in one place. This eliminates the need to arrange a cooler 186 above the compressor 185 as in the past, creating an ineffective space in the width direction of the refrigerator, and increases the effective storage volume in the storage compartment. .
- the effect is particularly large in a refrigerator having a wide width as in the present embodiment.
- the blower 1 8 7 is placed above the cooler 1 8
- the lower area of the upper storage room 180 which is easy to use in height, can be used as a storage part up to the back, and a user-friendly refrigerator can be realized.
- FIG. 15 is a front view of the refrigerator according to the seventh embodiment of the present invention.
- reference numeral 189 denotes a refrigerator main body.
- Reference numeral 190 denotes a partition wall that partitions the lower storage room 18 1 on the left and right sides, and on one side, the first lower storage room 19 1 and on the other side, the second lower storage room 19 2 .
- 193 is a compressor of the refrigeration cycle
- 194 is a cooler
- the compressor 193 is located behind the first lower storage compartment 191
- the cooler 194 is the second lower They are arranged behind the storage compartments 19 2, respectively, and are arranged in the left-right direction.
- the bottom surface of the main body is raised and the internal volume of the storage room formed in front of the bottom is often not large.
- another adjacent storage room i.e. The usability of the second lower storage compartment 19 2 can be maximized.
- the first lower storage room 191 for which it is difficult to secure a sufficient volume, can be used effectively, for example, if it is used for storing small items.
Landscapes
- 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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/936,236 US6629429B1 (en) | 1999-03-12 | 1999-03-10 | Refrigerator |
KR10-2001-7011581A KR100457274B1 (ko) | 1999-03-12 | 2000-03-10 | 냉장고 |
EP00907988A EP1164342A4 (en) | 1999-03-12 | 2000-03-10 | FRIDGE |
AU29408/00A AU2940800A (en) | 1999-03-12 | 2000-03-10 | Refrigerator |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/66383 | 1999-03-12 | ||
JP6638399 | 1999-03-12 | ||
JP9857599 | 1999-04-06 | ||
JP11/98575 | 1999-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000055554A1 true WO2000055554A1 (fr) | 2000-09-21 |
Family
ID=26407587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/001456 WO2000055554A1 (fr) | 1999-03-12 | 2000-03-10 | Refrigerateur |
Country Status (7)
Country | Link |
---|---|
US (1) | US6629429B1 (ja) |
EP (1) | EP1164342A4 (ja) |
KR (1) | KR100457274B1 (ja) |
CN (1) | CN1167923C (ja) |
AU (1) | AU2940800A (ja) |
TW (1) | TW525770U (ja) |
WO (1) | WO2000055554A1 (ja) |
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JP2002277136A (ja) * | 2001-03-22 | 2002-09-25 | Sharp Corp | 冷蔵庫 |
JP2008145010A (ja) * | 2006-12-07 | 2008-06-26 | Sanyo Electric Co Ltd | 冷蔵庫 |
JP2010043763A (ja) * | 2008-08-11 | 2010-02-25 | Mitsubishi Electric Corp | 冷凍冷蔵庫 |
JP2012242032A (ja) * | 2011-05-23 | 2012-12-10 | Panasonic Corp | 冷蔵庫 |
JP2014134332A (ja) * | 2013-01-09 | 2014-07-24 | Toshiba Corp | 冷蔵庫 |
JP2018044744A (ja) * | 2016-09-16 | 2018-03-22 | アクア株式会社 | 冷蔵庫 |
WO2019021407A1 (ja) * | 2017-07-27 | 2019-01-31 | 三菱電機株式会社 | 冷蔵庫 |
JPWO2019021407A1 (ja) * | 2017-07-27 | 2020-02-27 | 三菱電機株式会社 | 冷蔵庫 |
US20220146180A1 (en) * | 2019-02-26 | 2022-05-12 | Haier Smart Home Co., Ltd. | Refrigerator having air blower located upstream of transverse side of evaporator |
US20220146179A1 (en) * | 2019-02-26 | 2022-05-12 | Haier Smart Home Co., Ltd. | Refrigerator having air blower located downstream of transverse side of evaporator |
Also Published As
Publication number | Publication date |
---|---|
EP1164342A1 (en) | 2001-12-19 |
TW525770U (en) | 2003-03-21 |
AU2940800A (en) | 2000-10-04 |
EP1164342A4 (en) | 2002-06-12 |
KR100457274B1 (ko) | 2004-11-16 |
CN1343299A (zh) | 2002-04-03 |
CN1167923C (zh) | 2004-09-22 |
KR20020004962A (ko) | 2002-01-16 |
US6629429B1 (en) | 2003-10-07 |
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