CN102818417B - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN102818417B CN102818417B CN201210038113.1A CN201210038113A CN102818417B CN 102818417 B CN102818417 B CN 102818417B CN 201210038113 A CN201210038113 A CN 201210038113A CN 102818417 B CN102818417 B CN 102818417B
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- Prior art keywords
- refrigerating chamber
- mentioned
- cold air
- cooler
- pressure fan
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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
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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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
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
- F25D21/004—Control mechanisms
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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
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/061—Walls with conduit means
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/062—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation along the inside of doors
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/066—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air supply
- F25D2317/0665—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air supply from the top
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
- F25D2317/0682—Two or more fans
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides cooling expeditiously to place or be accommodated in the water container of a pocket or the refrigerator of food.This refrigerator possesses: the insulating partitions (9) dividing refrigerating chamber (3) and refrigerating chamber (4); The refrigerating chamber door (5) of opening and closing refrigerating chamber (3); The refrigerating-chamber door (6) of opening and closing refrigerating chamber (4); Demarcate with refrigerating chamber (3) and be arranged on the cooler room (11) of the rear side of refrigerating chamber (3); Be configured in the cooler (16) of cooler indoor; Be configured in refrigerating chamber pressure fan (14) and the refrigerating chamber pressure fan (15) of cooler indoor; And from cooler room to the cold air path (17) of refrigerating chamber transporting cold-air, above-mentioned cold air path is formed toward the front from the rear portion in insulating partitions (9), and the cold air carried by refrigerating chamber pressure fan (15) is from first blow-off outlet (18b) of the front portion of cold air path (18), blow out downwards from the top of the incorporating section (7) be arranged on refrigerating-chamber door (6).
Description
Technical field
The present invention relates to refrigerator.
Background technology
Existing refrigerator is provided with cooler room at the rear of refrigerating chamber, and this cooler room arranges cooler and pressure fan etc. by fan protection part, dividing plate etc.Usually, the depth size of this cooler room is generally proximate to the thickness of cooler, and width and height dimension are the size equal with the rear portion (backplate portion) in refrigerating chamber.Recently with the maximization of refrigerator, also there is the tendency of maximization in above-mentioned cooler, but compared with width dimensions, the width dimensions of refrigerating chamber (cooling chamber) also becomes large significantly.
Such as, when the thickness of cooler is 50mm ~ 100mm, the depth of cooler room is about 50mm ~ more than 100mm, and width dimensions is the whole width in the backplate portion of refrigerating chamber inside.
, the width due to cooler does not become large thereupon, therefore covers the side of cooler with distance member to pass air into cooler or uses heat-insulating material landfill, thus wasting a part for the volume of refrigerator.
In the structure that patent document 1 is recorded, waste the both sides of cooler.And, in patent document 1, cover the surrounding of cooler and form cooler room, above this cooler room, configuring pressure fan, be formed for the cold air path to refrigerating chamber transporting cold-air in the rear side of cooler room.Be configured to the cold air from cold air path, release to refrigerating chamber from the cold air discharge port being positioned at refrigerating chamber back part, after the food of cooling refrigeration indoor, return cooler from the hole be arranged at above refrigerating chamber front.
Refrigerator shown in patent document 2, divide in the second next door between refrigerating chamber and middle storeroom in thermal insulation, the cooling chamber of cooler and this cooler of storage is set, primary air fan is set in the primary air fan indoor at this cooling chamber rear, secondary pressure fan is set at the secondary supply fan room being positioned at middle storeroom rear side.
Such structure: by this secondary pressure fan, from the accommodation space of refrigerator the discharge opening of portion (back side wall portion) forwards (reveal) blow out cold air.
Then, refrigerator shown in patent document 3, there is the rear side spatial placement pressure fan and air door etc. of each room of refrigerator of refrigerating chamber, temperature switching chamber, refrigerating chamber etc., and across refrigerating chamber and vegetable compartment rear side space and form cooler room, in these cooler indoor, cooler is set.Further, this refrigerator also by the pressure fan that is arranged at the rear side space of each room by cold air from portion's (back side wall portion) forwards (reveal) blowout the accommodation space of refrigerator.
In addition, above-mentioned refrigerator is in the rear side spatial placement refrigerating chamber pressure fan of refrigerating chamber, and refrigerating chamber air door is arranged at cooler indoor.
In addition, refrigerator shown in patent document 4, with between separator lined refrigerating chamber and cooler room etc., cooler and refrigerating chamber pressure fan, refrigerating chamber pressure fan are set in cooler indoor, refrigerating chamber uses refrigerating chamber pressure fan to blow out cold air from the refrigerating chamber cold air the being arranged at aforementioned barriers wind path that spues, and forms and returns from refrigerating chamber cold air the cold air wind path that wind path returns to freezer unit bottom.
In addition, in refrigerating chamber, form such cold air wind path: from being arranged at the overall cold air blow-off outlet blowout cold air in portion refrigerating chamber accommodation space (back side wall portion), return the suction inlet being arranged at the division wall front portion dividing refrigerating chamber and refrigerating chamber.
Prior art document
Patent document
Patent document 1: Japan Patent No. 3073636 publication
Patent document 2: the real public clear 61-35910 publication of Japan
Patent document 3: Japan Patent No. 4357448 publication
Patent document 4: Japan Patent No. 2922129 publication
The problem that invention will solve
Refrigerator shown in patent document 1 to 4, because cold air is all release from the cold air discharge port of refrigerating chamber back part to refrigerating chamber, the food therefore near Quilt with air conditioning cold air discharge port blocks and is difficult to arrive the food of refrigerating chamber forward portion.Therefore, when flowing near a pocket, the temperature of the food of cooling refrigeration indoor and cold air rises, cannot at the food of short time refrigerated compartment forward portion and the food being accommodated in a pocket.Moreover, in the part that door is connected with refrigerator, the heat of the air of refrigerator outside is carried out heat trnasfer and is heated.Therefore, in the temperature of the air of refrigerator outside higher season or environment, the temperature inside the box near the part that door is connected with refrigerator, easily higher than other parts.In addition, patent document 1 to 3 has following characteristic.
Refrigerator shown in patent document 1, the volume waste of cooler both sides, and be formed for the cold air path to refrigerating chamber transporting cold-air in the rear side of cooler room, therefore except the depth size of cooler room, also correspondingly increase the depth size of cold air path.
Refrigerator shown in patent document 2 is the refrigerator arranging cooler etc. in the second next door dividing the receiving room below refrigerating chamber and refrigerating chamber.This refrigerator becomes large due to the depth direction size in refrigerating chamber, therefore extensively can be used in depth direction, but the size being positioned at the above-below direction of the room of face up and down in the second next door diminishes.Like this, when depth direction is larger, the food being accommodated in the inside is difficult to by food in front and takes out, and therefore adopts but is restricted in the internal volume efficiency considering substantial use.Especially be in the refrigerator of refrigerating chamber etc. in a side in the second next door, because the temperature difference with refrigerating chamber is comparatively large, so need the thickness guaranteeing adiabatic wall large, guarantee that the efficiency of internal volume is lower.
Refrigerator shown in patent document 3, the rear side of refrigerating chamber is provided with refrigerating chamber pressure fan, effectively can not use in refrigerating chamber the volume part being equivalent to be provided with refrigerating chamber pressure fan.
Summary of the invention
In view of above-mentioned problem, the object of the present invention is to provide the cool time that can shorten the food placing or be accommodated in a pocket, and the refrigerator of predetermined temperature can be cooled to expeditiously.
In order to solve above-mentioned problem, such as, adopt the structure described in technical scheme.Refrigerator as one example possesses: the insulating partitions dividing refrigerating chamber and refrigerating chamber; The refrigerating chamber door of the above-mentioned refrigerating chamber of opening and closing; The refrigerating-chamber door of the above-mentioned refrigerating chamber of opening and closing; Demarcate with this refrigerating chamber and be arranged on the cooler room of the rear side of above-mentioned refrigerating chamber; Be configured in the cooler of these cooler indoor; Be configured in refrigerating chamber pressure fan and the refrigerating chamber pressure fan of above-mentioned cooler indoor; And from above-mentioned cooler room to the cold air path of above-mentioned refrigerating chamber transporting cold-air, it is characterized in that, above-mentioned cold air path is formed toward the front from the rear portion in insulating partitions, and the cold air carried by above-mentioned refrigerating chamber pressure fan is from the first blow-off outlet of the front portion of above-mentioned cold air path, blow out downward from the top of the incorporating section being arranged on above-mentioned refrigerating-chamber door.
Effect of the present invention is as follows.
According to the present invention, the refrigerator of the cool time that can shorten the food placing or be accommodated in a pocket can be provided.
Accompanying drawing explanation
Fig. 1 is the front view of the door open mode representing the deep freezer that the width of embodiments of the present invention is wide.
Fig. 2 is in the refrigerating chamber of the deep freezer of key diagram 1, refrigerating chamber and the amplification key diagram of the flowing of cold air.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the B-B sectional view of Fig. 2.
Fig. 5 is that key diagram is amplified in the P portion of Fig. 4.
Fig. 6 is the ideograph of the cold air flow of the pressure fan of deep freezer based on embodiments of the present invention.
Fig. 7 is the figure of the cold air flow of drinking water in the refrigerating chamber pressure fan cooling door pocket of explanation embodiments of the present invention.
Fig. 8 is that the state of temperature of corresponding outer temperature degree or each room controls pressure fan and compressor respectively, carries out the action specification figure of deep freezer of fast turn-around, energy-saving operation.
Fig. 9 be when underload is described and high load capacity time compressor and the figure of operating condition of pressure fan etc., the basic controlling action specification figure of frost cooling running is especially described.
In figure:
1-deep freezer main body, 2-casing, case in 2a-, 3-refrigerating chamber, 4-refrigerating chamber, 5-refrigerating chamber door, 6-refrigerating-chamber door, 7-refrigerating-chamber door pocket (incorporating section), the upper strata of 7a-door pocket, 8-water container (plastic bottle etc.), 9-insulating partitions, 10-dividing plate, 11-cooler room, 12-cold air blow-off outlet (refrigerating chamber is used), 13-cold air sucting inlet, 14-refrigerating chamber pressure fan, 15-refrigerating chamber pressure fan, 16-cooler, 17-air-supply passage (cold air path), 18-cold air path, the opening at 18a-cold air path rear portion, the opening (blow-off outlet) of 18b-cold air path front portion, 19-container, 20-gap path, 21-sealing ring, 22-guiding path, 23-second cold air path, 24-refrigerating chamber cold air path, 25-refrigerating chamber dividing plate, 25a-blow-off outlet, 26-heat-insulating material, gap path is used in 27-cooling, 28-refrigerating chamber returns cold air path, 29-jar, 30-shelf, 31-Glass tube heater, 32-heat emission fan, 33-steel ladle, 33a-bucket portion, 34-drainpipe, 34a-receiving portion, 35-backward channel, 36-MOD, 37-compressor.
Detailed description of the invention
Below, about the refrigerator of an embodiment of the invention, be described with accompanying drawing.Fig. 1 is the front view of the door open mode representing deep freezer.Fig. 2 is in the refrigerating chamber of key diagram 1, refrigerating chamber and the amplification key diagram of the flowing of cold air, and Fig. 3 is the A-A sectional view of Fig. 2, and Fig. 4 is the B-B sectional view of Fig. 2, and Fig. 5 is that key diagram is amplified in the p portion of Fig. 4.
First, in Fig. 1, Fig. 2,1 is deep freezer main body, this main body 1 has the parts that internal volume is 600L or 700L, the width of the cooler 16 (aftermentioned) of assembling is more than 500mm, and the casing 2 of deep freezer is of a size of the larger deep freezer of the width dimensions more than 750mm ~ 800mm.In the inside of this casing 2, possess: refrigerating chamber 3 and refrigerating chamber 4; And close their refrigerating chamber door 5 in front openings portion and refrigerating-chamber door 6 respectively.
On refrigerating-chamber door pocket 7, be accommodated with the water container (or bottle) 8 of in-built drinking water as shown in the figure.With insulating partitions 9 thermal insulation, to divide above-mentioned room temperature be the refrigerating chamber 3 of roughly-18 DEG C and room temperature is the refrigerating chamber 4 of roughly 3 DEG C.Dividing plate (or between fan protection) 10 is arranged at the rear side of refrigerating chamber and divides refrigerating chamber 3 and cooler 11.This dividing plate 10 has cold air blow-off outlet 12 that refrigerating chamber pressure fan 14 blows out to refrigerating chamber and the cold air sucting inlet 13 for the cold air blown out to refrigerating chamber 3 being returned to cooler 16 bottom.
Then, in Fig. 2, Fig. 3, Fig. 4,15 is the refrigerating chamber pressure fan that top at cooler 16 same with previous refrigerating chamber pressure fan 14 is set to be set up in parallel with refrigerating chamber pressure fan 14.This refrigerating chamber pressure fan 15 and previous refrigerating chamber pressure fan 14 possess refrigerating chamber temperature controller and the refrigerating chamber temperature controller (all not shown) of respective self contained function, two pressure fan 14,15 independent operation thus.
That is, refrigerating chamber pressure fan 14 blows out to refrigerating chamber 3 cold air cooled by cooler 16 from cold air blow-off outlet 12, and it is recycled to cooler 16 from cold air sucting inlet 13.By repeatedly carrying out above-mentioned action, refrigerating chamber 3 carries out the action being cooled to design temperature such as-18 DEG C.
The refrigerating chamber pressure fan 15 of the opposing party is by the cold air that have passed through cooler 16 via air supply path described later and air-supply passage 17, the cold air path 18 etc. being formed at insulating partitions 9, and door pocket (incorporating section) top to refrigerating chamber 4 blows out.Cool refrigerating chamber 4, the cold air in door pocket portion carries out such circulation: return cold air path 28 via the gap path 20 between the container 19 be arranged at bottom refrigerating chamber 4 and interior case 2a bottom surface and R room, be back to cooler 16.
Now, near the cold air return port of above-mentioned cooler 16, before cooler 16 as shown in Figure 4 and between dividing plate 10 and pre-set space (cold air bypass) A, B of gap 5.0 ~ 10.0mm between cooler 16 and interior case 2a.In addition, this space A, B is arranged at the roughly whole region, below of cooler 16.
Further, this space A, B eliminate to cooler 16 frost distribution (first blocked by frost below being called, there is no the phenomenon of frosting above) imbalance and prevent the cooling performance of cooler from reducing.
17 is air-supply passage, this air-supply passage 17 in cooler room 11 such shown in Fig. 2,3, utilize be formed at cooler 16, refrigerating chamber pressure fan 15 side idle space and arrange.
That is, as previously described, owing to being the wide deep freezer of width, if so make cooler 16 arrange near a sidewall of interior case 2a as shown in Figure 2, then the space of more than 50mm usually can be formed in the side of cooler 16.Above-mentioned air-supply passage 17 utilizes this space to arrange like that as shown with a dotted line in fig. 2.This air-supply passage 17 is formed as tubulose with the heat-insulating material of die forming foamed polystyrene etc., and it is arranged at interior case 2a as shown in Figures 2 and 3 like that.
21 is sealing rings of above-mentioned refrigerating chamber pressure fan 15.Sealing ring 21 forms guiding path 22, and the cold air that refrigerating chamber pressure fan 15 is as shown in Figure 2,3 carried is guided to the air-supply passage 17 as air supply path by this guiding path 22.
In addition, the air-supply passage 17 as above-mentioned air supply path is configured to, and is connected as shown in Figure 3 with the cold air path 18 being arranged on insulating partitions 9, makes the cold air in air-supply passage 17 flow into cold air path 18 side.In addition, the air-supply passage 17 as air supply path also can form with cold air path 18.
Here, Fig. 3 is used to be described about above-mentioned cold air path 18.The opening 18a of one side of above-mentioned cold air path 18 is at the position opening be connected with air-supply passage 17, and the opening 18b of the opposing party is set to the blow-off outlet opposed with the 7a portion, upper strata of door pocket 7.Hereinafter referred to as blow-off outlet 18b.That is, cold air path 18 reaches near the topside position of door pocket 7.
In other words, the structure that the cold air received from air-supply passage 17 blows out to the side, 7a portion, upper strata of door pocket 7 is formed in above-mentioned insulating partitions 9.
Therefore, above-mentioned cold air path 18 is formed toward the front from the rear portion of insulating partitions 9, and the opening of the other end and blow-off outlet 18b arrange close to door pocket upper strata 7a and its front end is cold air blow-off outlet.
23 is the second cold air path, one side is connected with the inlet portion (near the opening 18a of a side of cold air path) of above-mentioned cold air path 18, and the refrigerating chamber cold air path 24 that the opposing party blows out cold air with portion in refrigerating chamber 4 (back side wall portion or backplate portion) is connected.Cold air in this refrigerating chamber cold air path 24 blows out from blow-off outlet 25a described later to whole refrigerating chamber 4.
The 25 refrigerating chamber dividing plates formed for cold air path, as shown in Figure 2,3, have heat-insulating material 26 in refrigerating chamber cold air path 24 side, form refrigerating chamber cold air path 24 etc. between the rear side part of interior case 2a.In addition, above-mentioned heat-insulating material 26 prevents the surperficial frosting at refrigerating chamber dividing plate 25.
And, by the second cold air path 23, the part importing the cold air in this refrigerating chamber cold air path 24 blows out to whole refrigerating chamber 4 in refrigerating chamber 4 from the blow-off outlet 25a being arranged at refrigerating chamber dividing plate 25 as solid arrows, and remaining cold air is sent to container 19 side of storage vegetables etc. as thin dotted line arrow.The cold air sent along container 19 periphery flowing and indirectly in cooled containers 19.
Further, the cold air cooled in container 19 passes through the gap path 20 formed between container 19 and interior case 2a, returns cooler 16 through refrigerating chamber return path 28 as shown in Figure 4.
As mentioned above, the collecting article be accommodated in refrigerating chamber 4 passes through the cold air blown out to refrigerating-chamber door pocket 7 side and the cold air blown out from the blow-off outlet 25a being arranged at refrigerating chamber dividing plate 25, so that from front and back, the mode of surrounding in whole refrigerating chamber cools.Thus, suppress to be subject to larger impact at the reception position of collecting article, inhomogeneous cooling diminishes, and improves retention further.
The cold air flow of above-mentioned deep freezer is described.By the cold air that refrigerating chamber blows out from cold air blow-off outlet 12 by pressure fan 14, shown in thicker solid arrow as shown in Figure 2, Figure 3, Figure 4, repeatedly carry out, cooling in refrigerating chamber 3 after (storage food), returning the circulating cold air of cooler 16 from cold air sucting inlet 13.Thus, in refrigerating chamber 3, temperature is the room temperature of setting.
On the other hand, by the cold air that refrigerating chamber blows out to refrigerating chamber 4 side by pressure fan 15, as shown in the solid arrows of Fig. 2, Fig. 3, air-supply passage 17 side is delivered to after being cooled by cooler 16, the part of this cold air is via the opening 18a of a side of cold air path, as shown in solid arrows, enter cold air path 18, blow out from the opening 18b of the other end of cold air path 18 to the direction of door pocket 7a.
Remaining cold air, as shown in the arrow of fine line, enters the cold air of the second cold air path 23 and refrigerating chamber cold air path 24, blows out from the blow-off outlet 25a of the refrigerating chamber dividing plate being arranged at the refrigerating chamber back side to refrigerating chamber 4 from the opening 18a of cold air path one side.
Further, from the blow-off outlet 18b of the other end opening at above-mentioned cold air path 18 and the cold air from blow-off outlet 25a blowout, the gap path 20 formed between container 19 and interior case 2a bottom surface portions is inhaled into.
Cool the cold air of the periphery of container 19 also by this gap path 20.That is, the cold air that have passed the cooling gap path 27 formed between the upper surface and jar 29 of container 19 or between the vessel bottom wall 19a and the container 19 of lower floor on upper strata also circulates in above-mentioned gap path 20.Further, these cold air return cold air path 28 by refrigerating chamber and return cooler 16.
Cool the cold air after refrigerating chamber 4, solid arrow is as shown in Figure 5 such, returns cooler 16.In the bottom of this cooler 16, be provided with the Glass tube heater 31 that removing is attached to the frost on cooler 16.On the surface of this Glass tube heater 31, there is heat emission fan 32.
Defrost water after the steel ladle 33 acceptance frost be attached on cooler 16 dissolves.Bucket portion 33a runs through insulating partitions 9 and as shown in the figure towards the receiving portion 34a of the drainpipe 34 for discharging this defrost water.
As shown in Figure 4, Figure 5, one end connects refrigerating chamber and returns to the inner side (bottom of cooler 16) that cold air path 28 and the other end are connected to steel ladle 33 backward channel 35.In addition, this backward channel 35 as shown in Figure 2, is following structure: returning below cooler 16 to make to return at the middorsal refrigerating chamber being arranged at refrigerating chamber 4 cold air that returns risen in cold air path 28, returning from the back part of steel ladle 33.
Then, the flowing of the cold air of the deep freezer of the embodiment of the present invention is described by Fig. 6.3 is refrigerating chamber, and 4 is refrigerating chamber, and 14 is refrigerating chamber pressure fan, and 15 is refrigerating chamber pressure fan, and 16 is cooler.
The MOD 36 be arranged in the cooler room 11 shown in Fig. 3 is arranged in air-supply passage 17, and adjustment is delivered to the air conditioning quantity of refrigerating chamber 4, the temperature in refrigerating chamber 4 is maintained design temperature, such as 3 DEG C.
With regard to refrigerating chamber 3, the circulating cold air pathway of the cold airflow carried by refrigerating chamber pressure fan 14 through being formed as follows, namely cold air flows through cooler 16, refrigerating chamber 3, cooler 16 successively.With regard to refrigerating chamber 4, the circulating cold air pathway of the cold airflow carried by refrigerating chamber pressure fan 15 through being formed as follows, namely cold air flows through cooler 16, MOD 36, refrigerating chamber 4, cooler 16 successively.By this circulating cold air, each room 3,4 is cooled to predetermined temperature.
MOD 36 as shown in Figure 2,3, is arranged in the air-supply passage 17 set by side of cooler 16.Thus, the backplate portion formed in refrigerating chamber is flattened, shelf enlarged areas.
Then, about the flowing of the storage product in the front portion of the cold air refrigerated compartment of carrying by pressure fan 15 from refrigerating chamber, especially door pocket 7, be described with Fig. 7.
1 is deep freezer main body, and 3 is refrigerating chamber, and 4 is refrigerating chamber, and 7 is refrigerating-chamber door pocket, and 8 is the water container receiving drinking water etc., and this water container 8 also can be plastic bottle.14 is refrigerating chamber pressure fan, and 15 is refrigerating chamber pressure fan, and 16 is cooler, and 18 for being arranged at the cold air path in insulating partitions 9, and 18b is the blow-off outlet of the opening of cold air path 18 other end to previous refrigerating-chamber door pocket 7 blast-cold gas.
From the cold air that the opening 18b of cold air path 18 other end blows out to refrigerating-chamber door pocket 7 direction, the drinking water promptly cooled in storage product or water container 8 from cooling door pocket portion, top.Meanwhile, to the cold air of door pocket 7 side blowout, the food etc. that the front portion in refrigerated compartment 4 is received.
Thus, be accommodated in the food of refrigerating chamber, by the cold air blown out from the front and back of refrigerating chamber, be not cooled to overall homogenising unevenly.Thus, the keeping quality of food is improved.
Then, according to the state of temperature of outside air temperature degree or each room, about the refrigerating chamber cooling running of refrigerating chamber cooling running and energy-saving operation, be described with Fig. 8.
14 is refrigerating chamber pressure fan, and 15 is refrigerating chamber pressure fan, and 16 is cooler, and 37 is compressor.Refrigerating chamber pressure fan 14, refrigerating chamber pressure fan 15, compressor 37 are transformed device and control, can enough level ground change rotating speeds.In addition, although this deep freezer does not illustrate have external air temperature sensor, freezer temperature sensor, refrigerator temperature sensor etc.
Further, this deep freezer main body 1 has the operation mode of usual running, refrigerating chamber cooling running, refrigerating chamber cooling running etc.
Fig. 8 represents the operating condition of the compressor 37 corresponding with above-mentioned operation mode, refrigerating chamber pressure fan 14, refrigerating chamber pressure fan 15.In addition, the rotating speed of the compressor of Fig. 8, such as represent 4300RPM at a high speed, middling speed represents 3100RPM, and low speed represents 2200RPM ~ 1500RPM.
By structure as above, when refrigerating chamber cooling running, promptly refrigerating chamber can be cooled with high-power, can the energy-saving operation do not wasted of realization at low speed in refrigerating chamber cooling running.
The operating condition of compressor and pressure fan etc. when underload and high load capacity be described.Especially, refrigerating chamber running and frost cooling running are described.In the drawings, the compressor of the longitudinal axis, refrigerating chamber pressure fan, refrigerating chamber represent the increase and decrease of rotating speed by pressure fan.MOD represents opening and closing.
When representing the underload how controlled by the rotating speed etc. of the said equipment as external air temperature is lower and external air temperature higher high load capacity time.The refrigerator of the present embodiment can realize refrigerating chamber running, frost cooling running.
In fig .9, so-called refrigerating chamber running refers to, make rotating speed realize the low speed of 1500RPM when compressor start, refrigerating chamber pressure fan operate as OFF, refrigerating chamber pressure fan, with low speed rotation, opens MOD, to the certain hour of cooler cooling, the refrigerated compartment to refrigerating chamber air-supply, realizes energy-conservation running.
So-called frost cooling running refers to, when compressor stops, open MOD, refrigerating chamber pressure fan makes to operate as OFF, running refrigerating chamber pressure fan is carried and the running of refrigerated compartment to refrigerating chamber with the cold air of the latent heat being attached to the frost on cooler cooling.
Thus, due to the latent heat of the frost be attached on cooler and refrigerated compartment can be utilized, therefore, it is possible to obtain the high refrigerator of energy-efficient performance.
In addition, by the cold air cooled with the latent heat of above-mentioned frost is delivered to refrigerating chamber, thus remove the frost of above-mentioned cooler, when above-mentioned defrosting is regarded as roughly terminating, stop the conveying of the cold air to above-mentioned refrigerating chamber.That is, when being attached to the frost on cooler and being reduced to below scheduled volume, when becoming below predetermined temperature of refrigerating chamber, stop to above-mentioned refrigerating chamber transporting cold-air, time more than the temperature that temperature of refrigerating chamber is predetermined, continue to blow to refrigerating chamber, further, operate compressor.
According to the structure of embodiment described above, obtain following effect.
That is, a refrigerator, possesses: the insulating partitions dividing refrigerating chamber and refrigerating chamber; The refrigerating chamber door of the above-mentioned refrigerating chamber of opening and closing; The refrigerating-chamber door of the above-mentioned refrigerating chamber of opening and closing; Demarcate with this refrigerating chamber and be arranged on the cooler room of the rear side of above-mentioned refrigerating chamber; Be configured in the cooler of these cooler indoor; Be configured in refrigerating chamber pressure fan and the refrigerating chamber pressure fan of above-mentioned cooler indoor; And from above-mentioned cooler room to the cold air path of above-mentioned refrigerating chamber transporting cold-air, above-mentioned cold air path is formed toward the front from the rear portion in above-mentioned insulating partitions, the cold air carried by above-mentioned refrigerating chamber pressure fan blows out downwards from the first blow-off outlet of the front portion of above-mentioned cold air path, blows out downward from the top of the incorporating section (door pocket) being arranged at above-mentioned refrigerating-chamber door.
Thereby, it is possible to promptly refrigerated compartment forward portion food and be accommodated in the food of a pocket, the keeping quality of food in refrigerating chamber can also be improved.
And, the time of the drinking water in the larger water container of heat of cooling capacity can be shortened.
And, due to can with each room independently pressure fan cool, easily carry out temperature setting, optimization cooling.In addition, even if refrigerator maximizes, cooler room is compared with the width dimensions of cooler, and width dimensions becomes large, and this width dimensions also can be utilized to become the space of large part to form air-supply passage, therefore, it is possible to the refrigerator that acquisition does not have idle space to increase.
In addition, by refrigerating chamber pressure fan, refrigerating chamber pressure fan etc., to refrigerating chamber, refrigerating chamber transporting cold wind, the refrigerator independently cooled above-mentioned two Room is become.Thereby, it is possible to become the refrigerator of the drinking water in water container that promptly cooling is accommodated in a pocket.
In addition, air-supply passage is also connected with the second cold air path blowing out cold air from the refrigerating chamber back side.Thus, due to from the front side top of refrigerating chamber and the food of cooling refrigeration indoor, rear, therefore cold air easily flows to the place that cold air is difficult to arrive, and improves the keeping quality of food.
In addition, the MOD of the air conditioning quantity that adjustment is blown to cold air path etc. is set in the midway of air-supply passage.Thus, the backplate portion in refrigerating chamber is flattened and shelf area is extended, and can expand substantial storage amount, volumetric efficiency uprises.
In addition, above-mentioned cold air path is connected with the second cold air path possessing the second blow-off outlet blowing out cold air from the above-mentioned refrigerating chamber back side in this refrigerating chamber.Further, be used for the cold air blown out from above-mentioned first blow-off outlet and the return path returning to above-mentioned cooler room from the cold air of above-mentioned second blow-off outlet blowout in the setting of above-mentioned refrigerating chamber back.
Thus, with incorporating section (door pocket portion) and refrigerating chamber heat exchange after, the drinking water be accommodated in a food in pocket portion or water container is promptly cooled certainly needless to say, the food be accommodated in refrigerating chamber passes through above the front face side of refrigerating chamber and the cold air of back side blowout is cooled equably, therefore improves the keeping quality of food.In addition, when door pocket arranges the thermal capacity of water container etc. larger container, to concentrate the structure of blowing to water container by being configured to emphasis, thus the drinking water in water container is promptly cooled, and, the food being accommodated in other of pocket is also promptly cooled, and can improve the satisfaction of user.
In addition, for by the cold air from above-mentioned first blow-off outlet blowout and be arranged at refrigerating chamber back, to make have passed the cold air flow of the gap path between container and above-mentioned refrigerating chamber bottom surface being arranged at above-mentioned refrigerating chamber bottom from the return path that the cold air of above-mentioned second blow-off outlet blowout returns to above-mentioned cooler room.
Like this, from front side top cold air along the toe lateral of container surface flowing and cool, cold air from back flows from the rear portion side of container along vessel surface and cools, by these cold air from front side top and the cold air from back, cool in the mode of surrounding whole container, therefore, it is possible to make the equalizing temperature of whole container.Thereby, it is possible to suppress the condensation that local produces because of the temperature difference of internal tank.By to be arranged at cold air bottom refrigerating chamber and to cover the cold air that flows above indirectly in cooled containers, thus food drying or the cold air locally directly cooling of vegetables etc. can be prevented, therefore, it is possible to form the container of the easy dry food such as the most applicable storage vegetables.
In addition, be arranged at the refrigerating chamber pressure fan in cooling chamber, top that refrigerating chamber pressure fan is positioned at cooler, two pressure fan have all been drawn through the cold air of cooler, and refrigerating chamber pressure fan is the structure towards door pocket portion and refrigerating chamber blowout cold air.
Thereby, it is possible to utilize the latent heat refrigerated compartment of the frost be attached on cooler, therefore, it is possible to obtain the refrigerator realizing energy-saving.
In addition, the roughly whole region, below being configured to cooler is arranged on before cooler and between dividing plate and between cooler and interior case eliminates the space of the white unbalanced gap 5mm ~ 10mm that distributes.
Thus, be no matter the cooler of the large-scale deep freezer increased to the air conditioning quantity of refrigerating chamber, or due to the returning cold air of a part of refrigerating chamber, a part cause frost blocking in advance, can both obtain the refrigerator that cooler entirety can not lose function.
In addition, operate when compressor stops refrigerating chamber pressure fan, the cold air cooled by latent heat by the frost be attached on cooler is from the blow-off outlet 18b of the front portion of cold air path to the upper direction blowout cold air of refrigerating-chamber door pocket 7 being positioned at below, and blow out cold air from blow-off outlet 25a to refrigerating chamber, refrigerated compartment by the cold air path 24 at the refrigerating chamber back side.
Thus, such as, in order to refrigerated compartment, the latent heat of the frost be attached on cooler and refrigerated compartment can be utilized, therefore, it is possible to obtain the refrigerator realizing energy-saving.And, due to from close to refrigerating-chamber door pocket 7 upper direction from blow-off outlet 18b to refrigerating-chamber door pocket 7 blowout cold air cool, even if therefore refrigerator outside heat from the part that door is connected with refrigerator carry out heat trnasfer and heat refrigerating-chamber door pocket 7 and near, also can prevent or suppress temperature to rise.
In addition, be configured to blow to refrigerating chamber as follows: by by the chilled cold air refrigerated compartment of the latent heat of frost, and, when the frost being attached to above-mentioned cooler is reduced to below scheduled volume, when becoming below predetermined temperature of refrigerating chamber, the cold air to above-mentioned refrigerating chamber is stopped to blow, time more than the temperature that temperature of refrigerating chamber is predetermined, continue to refrigerating chamber air-supply, and the compressor that operates.
Thereby, it is possible to provide energy-efficient performance high, the food in refrigerating chamber is maintained at the scope of predetermined temperature and the high refrigerator of reliability.
Namely, according to the structure of each embodiment, above-mentioned air supply path is connected at the cold air path formed toward the front from the rear portion in insulating partitions, cold air is blown out from the opening of the front portion of cold air path to refrigerating-chamber door pocket upper direction by by the refrigerating chamber cold air that pressure fan is carried, therefore, it is possible to promptly refrigerated compartment forward portion food and be accommodated in the food of a pocket, the keeping quality of the food in refrigerating chamber can also be improved.
Claims (8)
1. a refrigerator, possesses: the insulating partitions dividing refrigerating chamber and refrigerating chamber; The refrigerating chamber door of the above-mentioned refrigerating chamber of opening and closing; The refrigerating-chamber door of the above-mentioned refrigerating chamber of opening and closing; Demarcate with this refrigerating chamber and be arranged on the cooler room of the rear side of above-mentioned refrigerating chamber; Be configured in the cooler of these cooler indoor; Be configured in refrigerating chamber pressure fan and the refrigerating chamber pressure fan of above-mentioned cooler indoor; And from above-mentioned cooler room to the cold air path of above-mentioned refrigerating chamber transporting cold-air, it is characterized in that,
Above-mentioned cold air path is formed toward the front from the rear portion in above-mentioned insulating partitions, has the first blow-off outlet in the front portion of above-mentioned cold air path,
Above-mentioned cold air path is connected with the second cold air path, and this second cold air path possesses the second blow-off outlet blowing out cold air from the above-mentioned refrigerating chamber back side in this refrigerating chamber,
The cold air carried by above-mentioned refrigerating chamber pressure fan from the first blow-off outlet of the front portion of above-mentioned cold air path, blow out downward from the top of the incorporating section be arranged on above-mentioned refrigerating-chamber door, simultaneously from above-mentioned second blow-off outlet blowout,
Between above-mentioned cooler and the antetheca of above-mentioned cooler room and between the rear wall of above-mentioned cooler and above-mentioned cooler room, and the lower zone of above-mentioned cooler, arrange and suppress the space of the unbalanced 5mm ~ 10mm of frost distribution.
2. refrigerator according to claim 1, is characterized in that,
Above-mentioned refrigerating chamber pressure fan and above-mentioned refrigerating chamber pressure fan, respectively to above-mentioned refrigerating chamber and above-mentioned refrigerating chamber transporting cold wind, are blown independently to above-mentioned refrigerating chamber and above-mentioned refrigerating chamber and are cooled.
3. refrigerator according to claim 1, is characterized in that,
Possess MOD in the midway of above-mentioned cold air path, the adjustment of this MOD is to the air conditioning quantity of this cold air path air-supply.
4. refrigerator according to claim 1, is characterized in that,
Arrange return path at above-mentioned refrigerating chamber back, this return path is used for the cold air from above-mentioned first blow-off outlet blowout and returns to above-mentioned cooler room from the cold air of above-mentioned second blow-off outlet blowout.
5. refrigerator according to claim 1, is characterized in that,
For by the cold air from above-mentioned first blow-off outlet blowout and be arranged on refrigerating chamber back, to make have passed the cold air flow of the gap path between container and above-mentioned refrigerating chamber bottom surface being arranged on above-mentioned refrigerating chamber bottom from the return path that the cold air of above-mentioned second blow-off outlet blowout returns to above-mentioned cooler room.
6. refrigerator according to claim 4, is characterized in that,
Above-mentioned refrigerating chamber pressure fan and above-mentioned refrigerating chamber pressure fan are positioned at the top of above-mentioned cooler, and have been drawn through the cold air of this cooler, and above-mentioned refrigerating chamber pressure fan is towards above-mentioned incorporating section and above-mentioned refrigerating chamber blowout cold air.
7. refrigerator according to claim 4, is characterized in that,
When compressor stops, operating above-mentioned refrigerating chamber pressure fan, and the cold air cooled by the latent heat of the frost be attached on above-mentioned cooler is from above-mentioned first blow-off outlet and above-mentioned second blow-off outlet blowout.
8. refrigerator according to claim 7, is characterized in that,
The cold air cooled by the latent heat of the frost be attached on above-mentioned cooler is carried to above-mentioned refrigerating chamber, reduce to below scheduled volume being attached to the frost on above-mentioned cooler, and the temperature of above-mentioned refrigerating chamber is when being below predetermined value, stop to above-mentioned refrigerating chamber transporting cold-air, when the temperature of above-mentioned refrigerating chamber is more than predetermined value, continue to blow to above-mentioned refrigerating chamber, and the above-mentioned compressor that operates.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011129748A JP5417382B2 (en) | 2011-06-10 | 2011-06-10 | refrigerator |
| JP2011-129748 | 2011-06-10 |
Publications (2)
| Publication Number | Publication Date |
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| CN102818417A CN102818417A (en) | 2012-12-12 |
| CN102818417B true CN102818417B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210038113.1A Active CN102818417B (en) | 2011-06-10 | 2012-02-17 | Refrigerator |
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| JP (1) | JP5417382B2 (en) |
| KR (1) | KR101387316B1 (en) |
| CN (1) | CN102818417B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6248013B2 (en) * | 2014-08-22 | 2017-12-13 | 日立アプライアンス株式会社 | refrigerator |
| JP6588249B2 (en) * | 2015-06-24 | 2019-10-09 | 東芝ライフスタイル株式会社 | refrigerator |
| CN105466106A (en) * | 2015-12-22 | 2016-04-06 | 青岛海尔股份有限公司 | Refrigerator |
| CN108253694A (en) * | 2018-01-09 | 2018-07-06 | 广州美的华凌冰箱有限公司 | A kind of wind cooling refrigerator |
| CN109945585A (en) * | 2019-03-13 | 2019-06-28 | 合肥美的电冰箱有限公司 | Control method and refrigeration equipment |
| JP7560111B2 (en) * | 2020-12-22 | 2024-10-02 | アクア株式会社 | refrigerator |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102818417A (en) | 2012-12-12 |
| KR101387316B1 (en) | 2014-04-18 |
| JP2012255615A (en) | 2012-12-27 |
| JP5417382B2 (en) | 2014-02-12 |
| KR20120137213A (en) | 2012-12-20 |
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