CN104160225A - Refrigerator and working method thereof - Google Patents
Refrigerator and working method thereof Download PDFInfo
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- CN104160225A CN104160225A CN201380011040.XA CN201380011040A CN104160225A CN 104160225 A CN104160225 A CN 104160225A CN 201380011040 A CN201380011040 A CN 201380011040A CN 104160225 A CN104160225 A CN 104160225A
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- mentioned
- wind path
- opening portion
- air
- cooling chamber
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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
- F25D11/00—Self-contained movable devices, e.g. domestic 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
- 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
- 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
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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
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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
- F25D21/06—Removing frost
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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
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
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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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- 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)
Abstract
A refrigerator and a working method thereof. Warm air is prevented from flowing into a storage chamber during defrosting or when cooling starts, heat transfer from a cooling chamber to the storage chamber is prevented, and the temperature rise in the storage chamber is constrained to a low level. A separator (40) is used to divide a part of an air supply passage (16), to form a space portion (14) in communication with a cooling chamber (13) through an air supply opening portion (13a). A first opening portion (19) freely opened and closed is disposed in a separating area between the space portion (14) and the divided air supply passage (16), and a second opening portion (20) freely opened and closed is disposed in a separating area between the space portion (14) and an air return passage (29) or the cooling chamber (13). In this manner, heat transfer from the cooling chamber (13) to storage chambers (4) to (6) can be decreased. In addition, by setting the first opening portion (19) in a closed state and setting the second opening portion (20) in an open state, a condenser (32) performs cooling and an air blower (30) supplies air. In this manner, the space portion (14) used as an air circulation path makes air in the space portion (14) and the cooling chamber (13) circulate and cooled, so as to adjust the temperature thereof.
Description
Refrigerator and its method of work technical field
The present invention relates to a kind of electric water tank of cooling preservation food etc. in storeroom, more particularly, it relates to which a kind of can rise the temperature in storeroom in defrosting operation or when cooling operations start the electric aqueous phase for suppressing relatively low.
Background technology
There are the following problems in this electric water tank：When carrying out removing frost to condenser, the heating around the condenser heated using Defrost heater is flowed into storeroom, and the temperature in storeroom rises.Therefore, the method entered as the heating prevented in defrosting operation in storeroom, it is known that shield is set in cooling air duct, the method for the shield is closed in defrosting operation and air door is set to fan, close the method (for example, patent document 1) of the air door.Fig. 9 (A) is the front view for the wind path structure for representing the electric water tank 100 disclosed in patent document 1.In the electric water tank 100 of involved prior art, to storeroom convey by condenser cool down after air cool-air feed wind path 101,102,103,104 in possess inlet vane 105,106,107,108 respectively.In addition, for possessing export the breeze door 113,114,115 respectively in the cold air that air returns to condenser portion from storeroom is returned to wind path 109,110,111.In addition, the cold air in refrigerating chamber 112 returns to wind path (not shown in figure）In possess export the breeze door 116.Also, in defrosting operation, close all or part of above-mentioned inlet vane 105 ~ 108 and export the breeze door 113 ~ 116.Fig. 9 (B) is the figure on the periphery of fan 117 for representing electric water tank 100.In electric water tank 100, air door 118 is provided with fan 117, prevents heating from flowing into cool-air feed wind path 101 ~ 104 by closing the air door 118 when removing frost.In addition, being used as the example of other prior arts, it is known that after defrosting operation terminates, blower is deferred to after condenser is begun to cool down and start working (for example, patent document 2).In the electric water tank disclosed in patent document 2, after the white end of job is gone, only make compressor operating to reduce the temperature of condenser in the state of making fan keep stopping, the heating full of cooling chamber is cooled down, fan rotation is made after postponing a period of time from compressor operating with transporting cold-air.Thus, the temperature for reducing the refrigerating chamber that defrosting operation is caused rises.
Prior art literature patent document
Patent document 1:2009-No. 250476 publications of (Japan) JP (page 4 ~ 5, Fig. 4,5) patent document 2:(saying this) (page 4 of publication of JP 2002-195729）Problem：In defrosting operation, it can prevent the heating for defrosting from flowing into storeroom, still, after defrosting operation terminates, after cooling operations start, the temperature in storeroom can rise.That is, in the electric water tank of the prior art, terminate in defrosting operation, when beginning to cool down operation, due to removing frost and in air flow storeroom in the cooling chamber or wind path that warm, the temperature in storeroom can rise.
In addition, after defrosting operation terminates, condenser proceeds by cooling in the state of pressure fan is stopped, in the method that air in cooling chamber is cooled down, temperature in storeroom after can cooling work be started, which rises, to be suppressed relatively low, and still, its effect is simultaneously insufficient.I.e., in the state of out-of-blast machine, by making condenser working, can cool down air around condenser and below, but, because the heat transfer from condenser to air is carried out under natural convection, accordingly, it is difficult to be cooled down to accumulating in the air above condenser or the air in wind path.Therefore, when beginning to cool down operation, the relatively warm air above cooling chamber or in wind path can be flowed into storeroom.
In addition, in the pressure fan method that place of working is not cooled down using condenser is made there is a problem in that:Air side is that heat transfer is carried out under the conditions of as free convection, and therefore, heat transfer efficiency is poor, the cool time untill air-supply starts（Pre-coo time）It is elongated.Therefore, can not be to being cooled down in storeroom, therefore, because the heat transfer from outside heat invasion or from condenser side, can cause the temperature in storeroom to rise during this section.
Temperature in due to such storeroom rises when making the temperature change in storeroom larger, particularly, in refrigerating chamber, when producing temperature difference between the food and storeroom in freezing, generation makes the problem of food drying is such (so-called freeze burn) due to the water sublimed that vapor pressure difference is caused.In addition, when the larger temperature change in due to storeroom causes the defrosting of food, water freezes again, the water crystallization of food product becomes larger, causes the cell of food to be destroyed (so-called juice loss).
The content of the invention
The present invention is to complete in view of the above problems, its object is to：A kind of electric water tank is provided, it can prevent heating from flowing into storeroom in defrosting or when cooling operations start, and prevent from cooling chamber to storage
The heat transfer of room, the temperature in storeroom is risen and suppresses relatively low.The present invention provides a kind of electric water tank, has：Storeroom；Wind path is supplied, it is used to make the above-mentioned storeroom of air flow；Wind path is returned to, it is used to flow through the above-mentioned air from above-mentioned storeroom；Cooling chamber, it has the opening portion and for making what the above-mentioned air from above-mentioned return wind path flowed into return gas opening portion of supplying gas for being used to making above-mentioned air to be flowed out to above-mentioned supply wind path；Condenser, it is located at the inside of above-mentioned cooling chamber, for being cooled down from the above-mentioned above-mentioned air for returning the inflow of gas opening portion；And pressure fan, it is arranged on above-mentioned supply gas on opening portion, it is characterised in that in the electric water tank, have in the outside of above-mentioned cooling chamber：Spacer body, it at least divides a part for above-mentioned supply wind path, forms spatial portion, and the spatial portion is connected by above-mentioned opening portion of supplying gas with above-mentioned cooling chamber；The 1st opening portion of opening and closing freely, it is located in the separated region of above-mentioned spatial portion and the above-mentioned supply wind path marked off；And the 2nd opening portion of opening and closing freely, it is located in above-mentioned spatial portion and above-mentioned return wind path or the separated region of above-mentioned cooling chamber.According to the electric water tank of the present invention, the part for supplying wind path is divided using spacer body, in the outside of cooling chamber, that is, spatial portion has been previously formed, therefore, it is possible to reduce the heat transfer from cooling chamber to storeroom.That is, above-mentioned spatial portion and the above-mentioned supply wind path marked off are configured between refrigerating chamber and storeroom, therefore, with compared with the situation of storeroom, the thermal resistance between cooling chamber and storeroom can be increased merely with divider walls cooling chamber.As a result, for example, in defrosting operation etc., the temperature of storeroom can be risen in the case where the temperature of cooling chamber is higher and suppress relatively low.In addition, according to the electric water tank of the present invention, the 1st opening portion due to the separated region in above-mentioned spatial portion and the above-mentioned supply wind path marked off with opening and closing freely, therefore, by closing above-mentioned 1st opening portion, it can prevent the relatively warm air in cooling chamber from flowing into storeroom.As a result, can prevent the temperature that heating flows into the storeroom caused from rising.In addition, the electric water tank of the present invention with returning to the separated region of wind path or cooling chamber in above-mentioned spatial portion due to having the 2nd opening portion of opening and closing freely, therefore, in the case where the air themperature of above-mentioned spatial portion or cooling chamber is higher, above-mentioned air can be made to return to cooling chamber without flowing into storeroom.That is, the 1st opening portion is set to closed mode, the 2nd opening portion is set to open mode, by making pressure fan work, flowed through above-mentioned spatial portion from the air of the opening portion outflow of supplying gas of cooling chamber, cooling chamber is returned to by the 2nd opening portion.Also, as described above, in the state of above-mentioned spatial portion is made into the air circulation of cooling chamber as air path, cooled down by condenser, thereby, it is possible to effectively cool down the air of above-mentioned spatial portion and cooling chamber.As a result, the temperature of above-mentioned spatial portion and the air of cooling chamber can be adjusted without making storeroom
Temperature rise.
Also, the 1st opening portion afterwards, is set to open mode, the 2nd opening portion is set to closed mode, as described above, the above-mentioned air adjusted through supercooling to predetermined temperature can be supplied into storeroom.As a result, can suppress smaller by the temperature change of storeroom.
In addition, spacer body involved in the present invention is configured to divide freezing supply wind path and above-mentioned spatial portion, therefore, it is relatively low for cold insulation temperature, and it is particularly susceptible to the refrigerating chamber of the hot influence from cooling chamber, its temperature change can be suppressed smaller, the freezing is used to make cooling air flow to refrigerating chamber with supply wind path.In addition, therefore the electric water tank of the present invention, by the way that above-mentioned wind path shutter is set into closed mode, can prevent heating from flowing into refrigerating chamber for possessing wind path shutter in the refrigeration that cooling air flows to refrigerating chamber is supplied wind path.Accompanying drawing is briefly described
Fig. 2 is the side sectional view for the Sketch for representing the electric water tank involved by embodiments of the present invention.
Fig. 4 is the side sectional view of the structure on the cooling chamber periphery for representing the electric water tank involved by embodiments of the present invention.
Fig. 5 is the side sectional view for the variation for representing the electric water tank involved by embodiments of the present invention, wherein,（A) be the 1st opening portion periphery side sectional view,（B) be the 2nd opening portion periphery side sectional view.Fig. 6 is the control sequential figure for the defrosting operation control for representing the electric water tank involved by embodiments of the present invention.Side sectional view.
Timing diagram.
Fig. 9 represents the example of the electric water tank of prior art, wherein,（A) it is front view,（B) it is the figure that represents fan circumference.
Label declaration
1 :Electric water tank； 2:Body of thermal insulating box； 3:Refrigerating chamber； 4:Water Room； 5:Upper strata refrigerating chamber； 6:Refrigerating chamber； 7:Vegetable compartment； 13 :Cooling chamber； 13a:Supply gas opening portion； 13b:Return gas opening portion； 14:Spatial portion； 15:Refrigeration supply wind path； 16:Freezing supply wind path； 18:Wind path shutter； 19:1st opening portion； 20:2nd opening portion； 30:Pressure fan； 32:Condenser； 33 :Defrost heater； 40:Spacer body.Embodiment
Below, the electric water tank involved by the 1st embodiment of the present invention is described in detail with reference to the accompanying drawings.Fig. 1 is the Sketch front view for representing the electric water tank 1 involved by present embodiment.Fig. 2 is the side sectional view of electric water tank 1.Fig. 3 is the figure for the cooling air duct structure for schematically showing electric water tank 1.Fig. 4 is the side sectional view of the structure on the periphery of cooling chamber 13 for representing electric water tank 1.Fig. 5 is the side sectional view for the variation for representing electric water tank 1, wherein,（A) represent the 1st opening portion 19 periphery,（B the periphery of the 2nd opening portion 20) is represented.Fig. 6 be represent electric water tank 1 defrosting operation control 4 should control sequential figure.As shown in figure 1, the electric water tank 1 involved by present embodiment possesses the body of thermal insulating box 2 as main body, in the storeroom for being internally formed storage food etc. of the body of thermal insulating box 2.The inside of storeroom is divided into multiple accommodating chambers according to storage temperature or purposes.The configuration of each accommodating chamber is as follows：The superiors are refrigerating chamber 3, and next layer of left side of refrigerating chamber 3 is Water Room 4, and next layer of right side of refrigerating chamber 3 is upper strata refrigerating chamber 5, and the layer next again of refrigerating chamber 3 is refrigerating chamber 6, and orlop is vegetable compartment 7.
The front openings of body of thermal insulating box 2, insulated door 8a, 8b, 9,10,11,12 are provided with being opened and closed respectively on the corresponding above-mentioned opening portion of above-mentioned each accommodating chamber 3,4,5,6,7 freely.Refrigerating-chamber door 8a, 8b are split and blocked before refrigerating chamber 3, and refrigerating-chamber door 8a upper left bottom and refrigerating-chamber door 8b upper right bottom are rotatably supported by body of thermal insulating box 2.In addition, Water Room door 9, refrigerating chamber door 10, refrigerating chamber door 11 and vegetable compartment door 12 are integratedly assembled with receiving container described later respectively, the front of electric water tank 1 is pulled out by body of thermal insulating box 2 to be supported freely.
As shown in Fig. 2 as electric water tank 1 main body body of thermal insulating box 2 by above have opening portion steel plate outer container 2a, in outer container 2a with outer container 2a have arrange with gap, above have opening portion plastic interior case 2c, the heat-insulating material 2b of polyurathamc obtained by filling-foam is constituted in gaps of the above-mentioned outer container 2a with interior case 2c.In addition, the back side wall part in body of thermal insulating box 2 possesses vacuum heat insulation materials 2d.
As described above, storeroom is divided into multiple accommodating chambers, refrigerating chamber 3 and partition wall 34 is adiabatic between the Water Room 4 and upper strata refrigerating chamber 5 of its lower floor separates.In addition, being formed with the partition wall of the blow vent of cold air circulation freely between Water Room 4 and upper strata refrigerating chamber 5 (not shown in accompanying drawing）Separate.Also, Water Room
4 and upper strata refrigerating chamber 5 and be located at its lower floor refrigerating chamber 6 between be formed with the partition wall 35 of cold air circulation blow vent freely (not shown in accompanying drawing）Separate.Also, partition wall 36 is adiabatic between refrigerating chamber 6 and vegetable compartment 7 to separate.
Also, the grillage 42 for accommodating food etc. is equipped in the inside of refrigerating chamber 3 or container 43 is accommodated.In addition, provided with the receiving truss 44,45 for accommodating container for drink etc. on the inside of refrigerating-chamber door 8a, 8b case.Also, provided with the receiving container 46 that can be pulled out with being integrated with each heat insulation layer door 9,10,11,12,47a, 47b, 48 in other each accommodating chambers 4,5,6,7.In addition, the receiving container being disposed in Water Room 4 is not shown in the accompanying drawings.In addition, each accommodating chamber 3 ~ 7 in storeroom is also equipped with other receiving framves, receiving container not shown in accompanying drawing etc., for example, being also configured with storage in refrigerating chamber 3 for container of water of water processed etc..
In addition, the lower rearward side of refrigerating chamber 1 is additionally provided with Machine Room 49.The parts such as the compressor 31, radiator (not shown), radiator fan (not shown) of compression refrigerant are configured with Machine Room 49.Compressor 31, radiator, the capillary (not shown) as decompressing unit, condenser 32 are sequentially connected by the use of coolant piping, the refrigerating circuit of steam compression type is constituted.In addition, in the electric water tank 1 involved by present embodiment, refrigerant is used as using iso-butane (R600a).Alternatively, it is also possible to use the decompressing unit replacement capillary of the other forms such as temperature-type expansion valve, electronic expansion valve, constant pressure expansion valve as decompression band member.
Behind refrigerating chamber 3 and top surface be formed with as refrigeration supply wind path supply wind path 15, this as refrigeration supply wind path supply wind path 15 will be cooled down using condenser 32 after air importing refrigerating chamber 3 inside.Supply wind path 15 is to press from both sides the space obtained by as the interior case 2c of plastic wind path partition wall 38 and body of thermal insulating box 2.In addition, being formed with wind path partition wall 38 for the cold air of the circulation in supply wind path 15 to be provided to the blow-off outlet 21 to the inside of refrigerating chamber 3.
Equally, the supply wind path 16 that wind path is supplied as freezing is formed with behind Water Room 4 and upper strata refrigerating chamber 5 and behind top surface and refrigerating chamber 6.Supply wind path 16 is synthesized resinous wind path partition wall 39 with each accommodating chamber 4 ~ 6 and separated.Also, the blow-off outlet 22 for making cold air flow to Water Room 4 is formed with wind path partition wall 39, makes cold airflow to the blow-off outlet 23 of upper strata refrigerating chamber 5 and the blow-off outlet 24 for making cold air flow to refrigerating chamber 6.In addition, each configuration of blow-off outlet 22 ~ 24 can effectively provide the position of cold air to food being contained in receiving container 46,47a, 47b etc..
In addition, being formed with the spatial portion 14 separated with supply wind path 16 on the back side of supply wind path 16, i.e. rear side.Supply wind path 16 is synthesized resinous spacer body 40 with spatial portion 14 and separated.
In addition, supply wind path 15 is connected with spatial portion 14 by wind path shutter 18.Wind path shutter 18 is by being set to while the motor shield that the plate body and drive motor that are rotated the open-close lid of earth's axis support freely are constituted.In addition, wind path shutter 18 is not limited to aforesaid way, it would however also be possible to employ the opening and closing device of other forms such as using wind path shutter obtained by slidingtype opening-closing plate is used as wind path shutter 18.Pass through opening and closing
Whether wind path shutter 18, can be to making air be adjusted from the flow direction supply wind path 15 of spatial portion 14.In addition, by making wind path shutter 18 carry out appropriate on-off action, the flow for the cold air for being supplied to refrigerating chamber 3 can be adjusted.
In addition, being provided with refrigerating chamber 6 is used to making air return to cooling chamber 13 returning gas port 27, for same purpose, provided with returning gas port 28 in vegetable compartment 7.
As shown in figure 3, the supply wind path 15 for providing cold air to refrigerating chamber 3 is configured to：Cold air delivered into topmost in the central portion of refrigerating chamber 3, cold air is fallen from both sides afterwards.Thereby, it is possible to integrally effectively provide cold air to the inside of refrigerating chamber 3.
In addition, supply wind path 15 accordingly possesses branch's wind path from central portion right branch to the left with the blowing mouth 21 formed in the adjacent upper part for accommodating container 43 (reference picture 2).Thereby, it is possible to effectively be cooled down to the inside for accommodating container 43.
In addition, the electric water tank 1 involved by present embodiment possesses for making the inside of cold air from electric water tank 3 flow to the link wind path 17 of vegetable compartment 7.It is formed with the side of refrigerating chamber 3 for linking wind path 17 and returns gas port 26 for what the cold air in refrigerating chamber 3 was flowed into, the blow-off outlet 25 that cold air is provided to vegetable compartment 7 is provided with the side of vegetable compartment 7.
As shown in figure 4, in the inside of body of thermal insulating box 2, cooling chamber 13 is located at the rear side of spatial portion 14.Also, cooling chamber 13 is synthesized resinous cooling chamber partition wall 37 with spatial portion 14 and separated.
The inside of cooling chamber 13 is equipped for making the air cooled condenser 32 of circulation.Condenser 32 involved by present embodiment is that the inside of the Round pipes as heat conducting pipe is set into refrigerant flow, the so-called fin-tube heat exchanger of air flow circuit will be set to outside pipe.In condenser 32, in the internal liquid refrigerant evaporation of above-mentioned heat conducting pipe, thus, cool down the air outside pipe.In addition, can certainly be using the heat exchanger of the other forms such as having used the heat exchanger of flat perforated pipe or special pipe as condenser.
In addition, below condenser 32, the white defrosting unit on condenser 32 is attached to as thawing, removing provided with Defrost heater 33.Defrost heater 33 is the heater of the electric resistor heating type with glass protection of pipe.In addition it is also possible to be used as defrosting unit using other Defrost modes without using electric heater such as hot gas demisting.
In addition, before the top of cooling chamber 13, i.e., the opening portion 13a that supplies gas sent out for cold air obtained by being cooled down as condenser 32 is formed with the face of the side of spatial portion 14.On the other hand, in the formed below for the inside of the return cold air suction cooling chamber 13 from storeroom to be returned into gas opening portion 13b of cooling chamber 13.Also, return gas opening portion 13b and be connected by returning to wind path 29 (29a, 29b) with the gas port 28 that returns for returning gas port 27 and vegetable compartment of above-mentioned refrigerating chamber 6.
In addition, being provided with the above-mentioned opening portion 13a that supplies gas for making the pressure fan 30 of circulating cold air.Pressure fan 30 is (not shown with revolving propeller fan, fan motor）And it is formed with the housing of wind-tunnel (not
Diagram) axial fan.In addition it is also possible to which the pressure fan of other forms is used as pressure fan 30 combination or sirocco fan using propeller fan and motor such as the form for not possessing shell.
Here, as described above, spacer body 40 divides a part for supply wind path 16, the spatial portion 14 that formation is connected by the opening portion 13a that supplies gas with cooling chamber 13.Specifically, plastic spacer body 40 is arranged on before cooling chamber partition wall 37 in the way of the peripheral part and the 4Shi of cooling chamber partition wall 37 connect, and the plastic spacer body 40 is configured to predetermined shape by the face relative with cooling chamber 13 in the way of IHJ shapes.Also, the plastic wind path partition wall 39 of predetermined shape is configured to be arranged on before spacer body 14 in the way of the peripheral part and the 4Shi of cooling chamber partition wall 37 connect.
Thus, supply wind path 16 is formed in the way of to be pressed from both sides using wind path partition wall 39 and spacer body 40 behind storeroom 4 ~ 6, also, face behind, spatial portion 14 is formed in the way of to be pressed from both sides using spacer body 40 and cooling chamber partition wall 37.So, in the electric water tank 1 involved by present embodiment, due to the supply wind path 16 and spatial portion 14 marked off, the heat transfer from cooling chamber 13 to storeroom 4 ~ 6 can be reduced between storeroom 4 ~ 6 and cooling chamber 13.
In addition, the 4Shi of spacer body 40, cooling chamber partition wall 37 and wind path partition wall 39 connects position or joint method has various modifications.For example, it is also possible to the structure connect using 4 third constellations below interior case 2c (reference picture 2) medial surfaces or adiabatic partition wall 34 of the peripheral part for making each partition member 37,39,40 and body of thermal insulating box 2.
Another sunset is foretold, and the heat insulating member (not shown) such as expanded polystyrene (EPS) (PS) thin slice or polyethylene foamed (PE) thin slice can also be added on spacer body 40, cooling chamber partition wall 37 and wind path partition wall 39.Thereby, it is possible to increase the thermal resistance between cooling chamber 13 and storeroom 4 ~ 6, further reduction is from cooling chamber 13 to the heat transfer of storeroom 4 ~ 6.
In addition, being provided with the 1st opening portion 19 of opening and closing freely as the spacer body 40 of supply wind path 16 and the separated region of spatial portion 14.Another sunset is foretold, the 2nd opening portion 20 in separated region of the spatial portion 14 with returning to wind path 29 provided with opening and closing freely.In the present embodiment, the 1st opening portion 19 and the 2nd opening portion 20 are equally used as using so-called motor shield with above-mentioned wind path shutter 18.In addition, it is of course also possible to being used as the 1st opening portion 19 and the 2nd opening portion 20 using the opening and closing device of other forms.
So, electric water tank 1 involved by present embodiment possesses spatial portion 14, the 1st opening portion 19 and the 2nd opening portion 20, therefore, by the way that the 1st opening portion 19 and the 2nd opening portion 20 are all set into closed mode, the opening portion 13a that supplies gas can be blocked relative to supply wind path 16, prevent the heating of cooling chamber 13 from flowing into storeroom 4 ~ 6.
In addition, electric water tank 1 involved by present embodiment possesses wind path shutter 18 in the supply wind path 15 connected with spatial portion 14, therefore, by the way that wind path shutter 18 is set into closed mode, supply wind path 15 can be blocked, prevents the heating of cooling chamber 13 from flowing into refrigerating chamber 3.
In addition, by the way that the 1st opening portion 19 and wind path shutter 18 are all set into closed mode, 2nd opening portion 20 is set to open mode, thus, spatial portion 14, the 2nd opening portion 20 are flowed successively through, wind path 29 is returned and returns gas opening portion 13b from the air for opening portion 13a outflows of supplying gas, the air path for returning to cooling chamber 13 can be formed.That is, spatial portion 14, which turns into, is used to make the air path that the air of cooling chamber 13 is circulated with not flowing into storeroom.
In addition, as shown in Fig. 5 (A), wind path shutter 18 can also be located inside of the spatial portion 14 with the separated region of supply wind path 15 without being located at supply wind path 15.In this case, separated region can also be formed by the way that a part for spacer body 40 or cooling chamber partition wall 37 is shaped as predetermined shape, alternatively, it is also possible to use partition member.
Another sunset is foretold, and shown in such as Fig. 5 (B), can also be located at the 2nd opening portion 20 on the cooling chamber partition wall 37 of the separated region as spatial portion 14 Yu cooling chamber 13.Using this structure, also by the way that the 2nd opening portion 20 is set into open mode air can be made to flow to cooling chamber 13 from spatial portion 14.
Perform predetermined computing to control various sensors, display, illumination not shown in the control device and other accompanying drawings not shown in each component devices, accompanying drawing etc. in addition, the electric water tank 1 involved by present embodiment possesses.
Then, the action to the electric water tank 1 involved by present embodiment is illustrated.First, the cooling operations to cold storage room are illustrated.In cooling operations, the 1st opening portion 19 is set to open mode, the 2nd opening portion 20 is set to closed mode, wind path shutter 18 is suitably opened and closed according to the cooling load of refrigerating chamber.
First, using above-mentioned steam compression type refrigerating circuit, the air of convection current supercooling room 13 is cooled down.That is, the state of the refrigerant vapor boil down to HTHP of low-temp low-pressure is subjected to heat release using radiator (not shown) to it using the compressor 31 shown in Fig. 2.Then, make to have carried out liquid coolant throttling expansion obtained by exothermic condensation using radiator using the capillary (not shown) as decompressing unit, flow to condenser 32.In condenser 32, the liquid coolant of low-temp low-pressure carries out heat exchange with air and evaporated.As a result, the air in cooling chamber 13 is cooled due to the evaporation latent heat of refrigerant.It is compressed using steam refrigerant obtained by the evaporation of condenser 32 by suction compressor 31 again.Action described above is continuously repeated, air is cooled down using the condenser 32 of refrigerating circuit.
As shown in Figures 2 to 4, the air after being cooled down using condenser 32 is arranged to spatial portion 14 by pressure fan 30 from the opening portion 13a that supplies gas of cooling chamber 13.
Also, the part for being discharged to the cooling air of spatial portion 14 is adjusted to appropriate flow, flow direction supply wind path 15 by wind path shutter 18, and is provided from blow-off outlet 21 to refrigerating chamber 3.Thereby, it is possible to carry out cooling preservation to food of inside for being stored at refrigerating chamber 3 etc. at a proper temperature.
The cold air for providing the inside of refrigerating chamber 3 links wind path 17 from the flow direction of gas port 26 is returned, and from blow-off outlet
25 are provided to vegetable compartment 7.Also, the cold air circulated in vegetable compartment 7 is from gas port 28 is returned by return wind path 29b, the inside for returning gas opening portion 13b return cooling chambers 13 of cooling chamber 13.Here, being cooled down again by condenser 32.
On the other hand, a part for cooling air for spatial portion 14 is discharged to by the 1st opening portion 19, and flow direction supply wind path 16, by blow-off outlet 22,23, is supplied to Water Room 4 and upper strata refrigerating chamber 5.Also, the cold air flows to refrigerating chamber 6 by forming the opening portion on partition wall 35.
Also, the part for flowing to the cooling air for supplying wind path 16 by the 1st opening portion 19 is provided to refrigerating chamber 6 from blow-off outlet 24.And the air inside refrigerating chamber 6, via wind path 29a is returned, passes through the inside that gas opening portion 13b flows to cooling chamber 13 of returning of cooling chamber 13 from gas port 27 is returned.As described above, the air after being cooled down using condenser 32 carries out the cooling preservation of food etc. in storage indoor circulation.
Then, according to Fig. 6 control sequential figure, appropriate reference picture 2 and Fig. 4, action during to defrosting operation are illustrated.When continuing cooling operations, frost can be attached on the air side thermal conductive surface of condenser 32, hinder heat transfer, block air flow circuit.Therefore, control device (not shown) is judged frosting according to decline of evaporator refrigerant temperature etc., or is judged using the timer that defrosts etc., to start for removing the white defrosting operation being attached on condenser 32.
At the time of Fig. 6 time TO represents that defrosting operation starts.In the case where carrying out defrosting operation, control device (not shown) stops the work of compressor 31, out-of-blast machine 30, closed mode is all set to by the 1st opening portion 19 and the 2nd opening portion 20, and closed mode is set to by wind path 15 is supplied using wind path shutter 18.Also, it is powered to Defrost heater 33.
Then, due to the heating of Defrost heater 33, it is attached to the frost thawing in condenser 32 or cooling chamber 13.Water after frost melts is wandered into the evaporation (not shown) Asia being located in Machine Room 49 by being located at the drainpipe (not shown) of the lower section of cooling chamber 13.Then, the water is evaporated in above-mentioned evaporation is sub- due to the heat from the grade of compressor 31.
The heat produced by Defrost heater 33 makes the air in cooling chamber 13 warm.But, in the electric water tank 1 involved by present embodiment, as described above, a part for supply wind path 16 is divided by spacer body 40,1st opening portion 19 and the 2nd opening portion 20 are set to closed mode, closed mode is set to by wind path 15 is supplied using wind path shutter 18, thereby, it is possible to prevent heating from being flowed out to supply wind path 15,16.Therefore, it is possible to prevent defrosting heating from the inside of supply wind path 15,16 is warmed.
At the time of time T1 represents that defrosting operation stops.Whether control device is that predetermined value is detected to the temperature detected using the temperature sensor (not shown) on the pipe arrangement of condenser 32, to judge whether defrosting operation finishes.In addition it is also possible to using timer etc., carry out removing frost in the predetermined time.
When condenser 32 is when going frost to finish (time T1), control device (not shown) stops to Defrost heater
33 are powered, to by untill the scheduled time (untill time T2) without it is next act it is standby.So, by setting stand-by time, remnants frost can be reduced and the air inside condenser is cooled down.
Then, in time T2, control device starts compressor 31.Now, pressure fan 30 still stops.Thereby, it is possible to effectively be warmed and the outside (the 1st precooling step) that is cooled down without making air flow out to cooling chamber 13 of the air around condenser 32 that temperature rises to being defrosted heater 33.
Then, in time T3,2nd opening portion 20 is set to open mode by control device, by the putting in blast of pressure fan 30, thus, spatial portion 14 can be used as to circulation air path so that the air circulation of cooling chamber 13, is cooled down by condenser 32, the temperature (the 2nd precooling step) of the air of regulation spatial portion 14 and cooling chamber 13.
Here, in above-mentioned 2nd precooling step, the heat exchange of the air side thermal conductive surface and air of condenser 32 is forced convertion heat transfer.Therefore, it is possible to carry out efficient heat exchange, and the air of spatial portion 14 and cooling chamber 13 can be effectively cooled down in a short time.
Time T4 represents the finish time of the 2nd precooling step.Here, control device is to using cooling chamber survey is located at, judgement _ ^ states whether ^, gas temperature adjustment finish, judges whether the 2nd, precooling step is tied;In addition it is also possible to carry out the 2nd precooling step in the predetermined time using timer etc..
At the end of the 2nd precooling step (time Τ 4), 1st opening portion 19 is set to open mode by control device, 2nd opening portion 20 is set to closed mode, wind path shutter 18 is set to open mode, the air feeding supply wind path 15,16 of said temperature regulation will have been carried out.Then, above-mentioned cooling operations are carried out.
Furthermore, it is possible to which just blunt set appropriate preferred value according to cooling load to the target chilling temperature in the 2nd precooling step.In addition, also can suitably change the opening and closing timing of the 1st opening portion 19, the 2nd opening portion 20 and wind path shutter 18 in association with target chilling temperature.For example.After progress is cooled to the 1st higher target chilling temperature of design temperature, also can be by the way that the 1st opening portion 19 be remained off into closed state, 2nd opening portion 20 is set to closed mode, wind path shutter 18 is set to open mode, thus, cooling air is made only to flow to refrigerating chamber 3 by supplying wind path 15.
And, when temperature is further reduced, and is cooled to the 2nd target chilling temperature lower than the 1st target chilling temperature, the 1st opening portion 19 can also be set to open mode, by supplying wind path 16, cold air is supplied to Water Room 4, upper strata refrigerating chamber 5, refrigerating chamber 6.Thereby, it is possible to carry out efficient cooling operations.
Then, the electric water tank involved by the 2nd embodiment of the present invention is described in detail with reference to the accompanying drawings.Fig. 7 is the side sectional view of the structure on the periphery of cooling chamber 13 for representing the electric water tank 1 involved by present embodiment.Fig. 8 is the control sequential figure of the summary for the defrosting operation control for representing electric water tank 1.In addition, pair with the electric water tank 1 involved by the 1st embodiment being explained serve it is identical or same, effect
The structural detail of fruit, marks identical label, the description thereof will be omitted in Fig. 7 and Fig. 8.
As shown in fig. 7, the electric water tank 1 involved by present embodiment is in the return wind path 29a of refrigerating chamber 6, the upstream side in the 2nd opening portion 20, the i.e. side of refrigerating chamber 6 possesses wind path shutter 50.
Wind path shutter 50 involved by present embodiment and the above-mentioned wind path shutter 18 being located in supply wind path 15 are equally so-called motor air doors.In addition, being not limited to this, wind path shutter 50 can be used as using various opening and closing devices.
Next, according to Fig. 8, appropriate reference picture 7 is illustrated to the on-off action of wind path shutter 50.First, in cooling operations（After time T4）, wind path shutter 50 is set to open mode by control device (not shown).Thus, the air in refrigerating chamber 6 flows through return wind path 29a, returns to cooling chamber 13.
On the other hand, since defrosting operation（Time TO) play untill the 2nd precooling step terminates (time T4), wind path shutter 50 is set to closed mode by control device, is blocked and is returned to wind path 29a.Thereby, it is possible to prevent using Defrost heater heat cooling chamber 13 in air or using spatial portion 14 be used as air path circulated temperature adjustment in air inflow (adverse current) refrigerating chamber 6.As a result, the temperature that can suppress the storeroom 4 ~ 6 that defrosting operation is caused rises.
In addition, in the 2nd embodiment described above, the structure of the opening portion 20 of wind path shutter 18 or the 2nd can also deformation implementation as shown in Figure 5.
More than, the electric water tank 1 involved by embodiments of the present invention is illustrated, still, the present invention is not limited to this, without departing from the spirit and scope of the present invention, various changes can be carried out.
Claims (1)
- Claims1. a kind of electric water tank, it is characterised in that possess：Storeroom；Wind path is supplied, it is used to make the above-mentioned storeroom of air flow；Wind path is returned to, it is used to flow through the above-mentioned air from above-mentioned storeroom；Cooling chamber, it has the opening portion and for making what the above-mentioned air from above-mentioned return wind path flowed into return gas opening portion of supplying gas for being used to making above-mentioned air to be flowed out to above-mentioned supply wind path；Condenser, it is located at the inside of above-mentioned cooling chamber, for being cooled down from the above-mentioned above-mentioned air for returning the inflow of gas opening portion；And pressure fan, it is arranged on above-mentioned supply gas on opening portion, it is characterised in that in the electric water tank, have in the outside of above-mentioned cooling chamber：Spacer body, it at least divides a part for above-mentioned supply wind path, forms spatial portion, and the spatial portion is connected by above-mentioned opening portion of supplying gas with above-mentioned cooling chamber；The 1st opening portion of opening and closing freely, it is located in the separated region of above-mentioned spatial portion and the above-mentioned supply wind path marked off；And the 2nd opening portion of opening and closing freely, it is located in the separated region of above-mentioned spatial portion and above-mentioned return wind path or above-mentioned cooling chamber.2. electric water tank according to claim 1, it is characterized in that, above-mentioned storeroom is at least divided into refrigerating chamber and refrigerating chamber, above-mentioned supply wind path at least has the freezing supply wind path for being used to make the above-mentioned refrigerating chamber of above-mentioned air flow, above-mentioned spacer body is configured to divide above-mentioned freezing supply wind path and above-mentioned idle portion, by making above-mentioned 1st opening portion be closed mode, it is open mode to make above-mentioned 2nd opening portion, above-mentioned spatial portion turns into the above-mentioned air for being used to flow out from the opening portion of supplying gas of above-mentioned cooling chamber and returns the air path that gas opening portion flows into above-mentioned cooling chamber from above-mentioned.3. electric water tank according to claim 2, it is characterised in that Above-mentioned supply wind path has the refrigeration supply wind path for making the above-mentioned refrigerating chamber of above-mentioned air flow, and above-mentioned refrigeration is connected with supply wind path with above-mentioned spatial portion, and above-mentioned refrigeration is provided with wind path shutter with supply wind path.4. a kind of method of work of electric water tank, it is characterised in thatThe electric water tank possesses：Storeroom；Wind path is supplied, it is used to make the above-mentioned storeroom of air flow；Wind path is returned to, it is used to flow through the above-mentioned air from above-mentioned storeroom；Cooling chamber, it has the opening portion and for making what the above-mentioned air from above-mentioned return wind path flowed into return gas opening portion of supplying gas for being used to making above-mentioned air to be flowed out to above-mentioned supply wind path；Condenser, it is located at the inside of above-mentioned cooling chamber, for being cooled down from the above-mentioned above-mentioned air for returning the inflow of gas opening portion；And pressure fan, its be arranged on it is above-mentioned supply gas on opening portion, in the electric water tank, have in the outside of above-mentioned cooling chamber：Spacer body, it at least divides a part for above-mentioned supply wind path, forms spatial portion, and the spatial portion is connected by above-mentioned opening portion of supplying gas with above-mentioned cooling chamber；The 1st opening portion of opening and closing freely, it is located in the separated region of above-mentioned spatial portion and the above-mentioned supply wind path marked off；And the 2nd opening portion of opening and closing freely, it is located in the separated region of above-mentioned spatial portion and above-mentioned return wind path or above-mentioned cooling chamber,Wherein, above-mentioned 1st opening portion is set to closed mode, above-mentioned 2nd opening portion is set to open mode, above-mentioned spatial portion is used as to make the air path that above-mentioned air is circulated to above-mentioned cooling chamber, cooled down by above-mentioned condenser and blown by above-mentioned pressure fan, so as to adjust the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling chamber.5. the method for work of electric water tank according to claim 4, it is characterised in thatAfter being adjusted to the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling end, above-mentioned 1st opening portion is set to open mode, above-mentioned 2nd opening portion is set to closed mode, the air for having carried out said temperature adjustment is supplied to by above-mentioned storeroom by above-mentioned supply wind path.6. the method for work of electric water tank according to claim 5, it is characterised in thatAbove-mentioned electric water tank has the defrosting unit for above-mentioned cooling chamber go frost,Wherein, above-mentioned 1st opening portion and above-mentioned 2nd opening portion are all set to closed mode, carried out removing frost by above-mentioned defrosting unit, stop it is above-mentioned remove frost after, above-mentioned 2nd opening portion is set to open mode, so as to adjust the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling chamber.7. the method for work of electric water tank according to claim 4, it is characterised in thatIn above-mentioned electric water tank, above-mentioned storeroom is at least divided into refrigerating chamber and refrigerating chamber, and above-mentioned supply wind path at least has：Freezing supply wind path, it is used to make the above-mentioned refrigerating chamber of above-mentioned air flow, and is separated by above-mentioned spacer body with above-mentioned spatial portion；And refrigeration supply wind path, it is used to make the above-mentioned refrigerating chamber of above-mentioned air flow, is connected with above-mentioned spatial portion, and wind path shutter is provided with its wind path,Wherein, above-mentioned 1st opening portion is set to closed mode, above-mentioned 2nd opening portion is set to open mode, above-mentioned refrigeration is set to closed mode with supply wind path using above-mentioned wind path shutter, so as to adjust the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling chamber.8. the method for work of electric water tank according to claim 7, it is characterised in thatAfter being adjusted to the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling chamber, above-mentioned 1st opening portion is set to open mode, above-mentioned 2nd opening portion is set to closed mode, above-mentioned refrigeration is set to open mode with supply wind path using above-mentioned wind path shutter, the air for having carried out said temperature adjustment is respectively supplied to by above-mentioned refrigerating chamber or above-mentioned refrigerating chamber with supply wind path with supply wind path or above-mentioned refrigeration by above-mentioned freezing.9. the method for work of electric water tank according to claim 8, it is characterised in thatAbove-mentioned electric water tank has the defrosting unit for above-mentioned cooling chamber go frost,Wherein, above-mentioned 1st opening portion and above-mentioned 2nd opening portion are all set to closed mode, above-mentioned refrigeration is set to closed mode with supply wind path using above-mentioned wind path shutter, carried out removing frost by above-mentioned defrosting unit, stop it is above-mentioned remove frost after, above-mentioned 2nd opening portion is set to open mode, so as to adjust the temperature of above-mentioned spatial portion and the above-mentioned air of above-mentioned cooling chamber.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-069008 | 2012-03-26 | ||
| JP2012069008A JP5847626B2 (en) | 2012-03-26 | 2012-03-26 | Refrigerator and operation method thereof |
| PCT/CN2013/073215 WO2013143449A1 (en) | 2012-03-26 | 2013-03-26 | Refrigerator and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104160225A true CN104160225A (en) | 2014-11-19 |
| CN104160225B CN104160225B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380011040.XA Active CN104160225B (en) | 2012-03-26 | 2013-03-26 | Electric refrigerator and method of work thereof |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20150033773A1 (en) |
| EP (1) | EP2833089B1 (en) |
| JP (1) | JP5847626B2 (en) |
| CN (1) | CN104160225B (en) |
| AU (1) | AU2013242698B2 (en) |
| WO (1) | WO2013143449A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI694230B (en) * | 2018-03-01 | 2020-05-21 | 日商三菱電機股份有限公司 | refrigerator |
| WO2023029516A1 (en) * | 2021-09-03 | 2023-03-09 | 青岛海尔电冰箱有限公司 | Air-cooled refrigeration device |
| CN114719542A (en) * | 2022-03-09 | 2022-07-08 | 青岛海尔生物医疗股份有限公司 | Air duct structure of medical refrigerator and control method thereof |
| CN114719542B (en) * | 2022-03-09 | 2023-11-17 | 青岛海尔生物医疗股份有限公司 | Air duct structure of medical refrigerator and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013143449A1 (en) | 2013-10-03 |
| AU2013242698A1 (en) | 2014-10-09 |
| JP5847626B2 (en) | 2016-01-27 |
| JP2013200074A (en) | 2013-10-03 |
| EP2833089A1 (en) | 2015-02-04 |
| US20150033773A1 (en) | 2015-02-05 |
| EP2833089A4 (en) | 2015-11-18 |
| EP2833089B1 (en) | 2018-07-25 |
| AU2013242698B2 (en) | 2015-11-19 |
| CN104160225B (en) | 2016-07-06 |
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Address after: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Co-patentee after: Haier Asia International Co., Ltd. Patentee after: haier group corporation Co-patentee after: Haier Zhijia Co., Ltd. Address before: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Co-patentee before: Haier Asia International Co., Ltd. Patentee before: haier group corporation Co-patentee before: Qingdao Hair Co., Ltd. |
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