CN105135805A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN105135805A
CN105135805A CN201410236764.0A CN201410236764A CN105135805A CN 105135805 A CN105135805 A CN 105135805A CN 201410236764 A CN201410236764 A CN 201410236764A CN 105135805 A CN105135805 A CN 105135805A
Authority
CN
China
Prior art keywords
point
arterial highway
air
cooling chamber
refrigeration compartment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410236764.0A
Other languages
Chinese (zh)
Inventor
张维颖
丁恩伟
俞国新
王爱民
周生平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haier Group Technology Research and Development Center
Original Assignee
Haier Group Technology Research and Development Center
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Haier Group Technology Research and Development Center filed Critical Haier Group Technology Research and Development Center
Priority to CN201410236764.0A priority Critical patent/CN105135805A/en
Priority to PCT/CN2014/092414 priority patent/WO2015180438A1/en
Publication of CN105135805A publication Critical patent/CN105135805A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures

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

Abstract

The invention relates to a refrigerator, and belongs to the field of household appliances. When the air flow, entering a refrigeration chamber from a cooling chamber, in a second branched artery is reduced, the absolute moisture content of air in the cooling chamber is reduced, and the air flow around an evaporator is reduced; and the absolute moisture content of the air entering a dry object chamber is smaller, and therefore the better dehumidification effect is achieved.

Description

Refrigerator
Technical field
The present invention relates to a kind of refrigerator with dry room, belong to household appliance technical field.
Background technology
Humidity generally refers to air humidity in meteorology, is the content of water vapor in air, and does not comprise liquid or solid-state water.Not steam-laden air is called as dry air.Because vapor in the atmosphere can account for 0% to 4% of volume of air, generally refer to the composition that these compositions are shared in dry air when the composition listing various gas in air.
" absolute humidity " refers to the quality of the steam contained in the air of certain volume, and generally its unit is g/cubic metre.Absolute humidity be most high humility under saturation state to greatest extent.
" relative humidity " (RH) is the ratio between absolute humidity and most high humility, and how high the saturation degree of its value display steam have.Relative humidity be 100% air be saturated air.Relative humidity be 50% air contain the steam of the half of the saturation point reaching synthermal air.Relative humidity generally to be condensed water outlet or ice more than the steam in the air of 100%.Along with the rising of temperature, the steam vapour amount that can dissolve in air increases, and the absolute humidity values of air increases.When the rh value of air is more than 100%, the steam in air will condense out, and can be used for cool-down dehumidification; Temperature raised, relative humidity will reduce again, and can be used for reaching dry object.
The drying of food, main relevant with relative humidity.Relative humidity is low, and the possibility that food obtains moisture is little.
The storeroom developing low relative humidity in refrigerator can be used for storing various dry or needing dry food (as tealeaves, dry fruit etc.).The relative humidity of dried foods to storage ambient is more responsive, usually needs the relative humidity that one is lower, and can be constant within the scope of a smaller relative humidity variations, otherwise, very easily cause the rotten of food or affect quality.
Between tradition reduces, the mode of room relative humidity is the principle adopting cool-down dehumidification, namely the cooling function of evaporimeter is utilized, by an indoor air by the abundant cooling down of evaporimeter, precipitation steam dehumidifies, obtain the air that absolute moisture content is lower, then and an indoor absolute moisture content higher air displacement (between being about to indoor absolute moisture content higher air drive out of, between indoor air absolute moisture content be reduced), heat up under the heat effect of then environment around, thus realize obtaining lower relative humidity, reach dry object.
Summary of the invention
The object of the present invention is to provide a kind of refrigerator with dry room, the air providing absolute moisture content less can to dry room, realizes better effect on moisture extraction.
For realizing aforementioned object, the present invention adopts following technical scheme: a kind of refrigerator, described refrigerator has the cooling chamber of dry room, refrigeration compartment, layout evaporimeter, described cooling chamber and dry room, refrigeration compartment pass through cold expanding channels, described cold passage comprises the major trunk roads that are connected with cooling chamber and forms to connect dry room, first point of arterial highway of refrigeration compartment, second point of arterial highway respectively from major trunk roads upper bifurcation, when being entered to the air mass flow reduction of refrigeration compartment in described second point of arterial highway by cooling chamber, the absolute humidity of described cooling room air reduces.
As a further improvement on the present invention, the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber is reduced by the mode of the opening/closing time ratio reducing by second point of arterial highway.
As a further improvement on the present invention, be provided with air door in described second point of arterial highway, the opening/closing time of described second point of arterial highway determines than the opening/closing time ratio by air door.
As a further improvement on the present invention, the mode by adopting the air circulation cross-section of reduction second point of arterial highway to amass reduces the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
As a further improvement on the present invention, the side of described second point of arterial highway is provided with air door, and described air door can move or rotate the size of the air circulation cross-section controlling this second point of arterial highway to change the flow of the air in second point of arterial highway relative to described second point of arterial highway.
As a further improvement on the present invention, the side of described evaporimeter is provided with blower fan, reduces by the mode reducing rotation speed of fan the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
As a further improvement on the present invention, by adopting the opening/closing time ratio of reduction by second point of arterial highway, reduce that the air circulation cross-section of second point of arterial highway is amassed, the mode of any two kinds or more of combination reduced in rotation speed of fan reduces the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
As a further improvement on the present invention, described refrigeration compartment be between refrigerator room, freezing compartment, alternating temperature in room any one or more combination.
The invention has the beneficial effects as follows: when being entered to the air mass flow reduction of refrigeration compartment in described second point of arterial highway by cooling chamber, the absolute humidity of described cooling room air reduces, thus reduce evaporimeter ambient air flow, make the absolute moisture content of the air entering dry indoor less, realize better effect on moisture extraction.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of refrigerator in the specific embodiment of the invention.
Fig. 2 represents that relative humidity is to the curve map between the time under the opening/closing time ratio of different second point of arterial highway.
Fig. 3 is that under representing the air mass flow in different second point of arterial highway, relative humidity is to the curve map between the time.
Fig. 4 represents under different rotation speed of fan, and relative humidity is to the curve map between the time.
Detailed description of the invention
Refer to Fig. 1, the refrigerator in one embodiment of the invention has refrigerator room 1, freezing compartment, temperature-changing chamber and cooling cycle system.Described refrigerator room 1, freezing compartment and temperature-changing chamber are referred to as refrigeration compartment.Be provided with dry room 2 in described refrigerator room 1, the normal temperature in described refrigerator room 1 is 0 ~ 10 °, generally at 6 ~ 8 °; Temperature in described dry room 2 lower than the temperature in refrigerator room 1, generally at 3 ~ 5 °.Described cooling cycle system comprises condenser, compressor, evaporimeter 3 and capillary, and described cooling cycle system is identical with existing cooling cycle system, therefore does not elaborate.Described evaporimeter 3 is arranged in cooling chamber 4, described dry room 2 is communicated with by cold passage 5 with cooling chamber 4, refrigerator room 1, and described cold passage 5 comprises the major trunk roads 51 that are connected with cooling chamber 4 and forms the arterial highway 53,52, second point, first point of arterial highway to connect dry room 2, refrigerator room 1 from major trunk roads 51 upper bifurcation.The side of described evaporimeter 3 is provided with the blower fan 6 be introduced into by the air in cooling chamber 4 in refrigerator room 1 and dry room 2, and in the present embodiment, this blower fan 6 is arranged in cooling chamber 4.Described first air door 71 can move or rotate the size of the air circulation cross-section controlling this first point of arterial highway 52 to change the flow of the air in first point of arterial highway 52 relative to described first point of arterial highway 52, described second air door 72 can move or rotate the size of the air circulation cross-section controlling this second point of arterial highway 53 to change the flow of the air in second point of arterial highway 53 relative to described second point of arterial highway 53, thus realizes cooling chamber 4 and the air displacement in dry room 2, refrigerator room 1 respectively.The moisture detector for detecting dry room 2 humidity is provided with in described dry room 2.
When being entered to the air mass flow reduction of refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 2, in described cooling chamber 4, the absolute humidity of air reduces.Due to the air mass flow by being entered to refrigerator room 1 in reduction by second point of arterial highway 53 by cooling chamber 4, thus realize reducing evaporimeter 3 ambient air flow, make the evaporimeter 3 of air fully in cooling chamber 4 cools, fully lower the temperature to make the air in cooling chamber 4, and when air is lowered the temperature until when arriving the dew-point temperature of air in cooling chamber 4 fully, steam is condensed into aqueous water and separates out, when air is lowered the temperature through abundant when passing through evaporimeter 3, air can reach lower absolute humidity, thus make the absolute moisture content of the displaced air entered in dry room 2 less, realize better effect on moisture extraction.
When dry room 2 is opened, the open frequency of described first point of arterial highway 52 is as follows:
S1: the default rh value RH1 of setting dry room 2;
S2: obtain detecting rh value RH2 by the humidity sensor relative humidity detected in dry room 2;
S3: detection rh value RH2 and default rh value RH1 is compared the open frequency obtaining first point of arterial highway 52.The relation of the open frequency of this detection rh value RH2 and default rh value RH1 alignments and first point of arterial highway 52 is as follows: when the relative humidity of dry room 4 is higher, the second air door 71 opening/closing time ratio (opening/closing time of the second air door 71 is than the opening/closing time ratio being second point of arterial highway 52) of second point of arterial highway 52 reduces, to obtain the air of lower absolute humidity.
In the present embodiment, for realizing the air mass flow reduction being entered to refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 4, a kind of or above combination in following three kinds of modes can be adopted to realize.
First kind of way: reduced the air mass flow being entered to refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 4 by the mode of the opening/closing time ratio reducing by second point of arterial highway 53.
Refer to Fig. 2, in figure, the opening/closing time of second point of arterial highway 53 of forming curves 1 is than the opening/closing time ratio of second point of arterial highway 53 being greater than forming curves 2, and can be found out by Fig. 2, the effect on moisture extraction that curve 2 reacts is better than the effect on moisture extraction of curve 1.
The second way: reduced the air mass flow being entered to refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 4 by the mode adopting the air circulation cross-section of reduction second point of arterial highway 53 to amass.
Refer to Fig. 2, in figure, the air circulation cross-section that the air circulation cross-section of second point of arterial highway 53 of forming curves 1 amasss the second point of arterial highway 53 being greater than forming curves 2 is amassed, and can be found out by Fig. 2, the effect on moisture extraction that curve 2 reacts is better than the effect on moisture extraction of curve 1.
The third mode: reduce the air mass flow being entered to refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 4 by adopting the mode reducing blower fan 6 rotating speed.
Refer to Fig. 2, in figure, blower fan 6 rotating speed of forming curves 1 is greater than blower fan 6 rotating speed of forming curves 2, and can be found out by Fig. 2, the effect on moisture extraction that curve 2 reacts is better than the effect on moisture extraction of curve 1.
In the above-described embodiments, described cold passage 5 is for being arranged on cooling chamber and between dry room and refrigerator room 1, and blower fan 6 is arranged on the side of evaporimeter 3, really, in other embodiments, described cold passage 5 is for being arranged on cooling chamber 4 and between dry room 2 and other refrigeration compartment, blower fan 6 is arranged on evaporimeter 3 equally, now first point of arterial highway 52 is that connection major trunk roads 51 and arterial highway 53,2, the second point, dry room connect major trunk roads 51 and other refrigeration compartment.If these other refrigeration compartment are freezing compartment, because temperature required in freezing compartment is lower than refrigerator room 1, relatively described cold passage 5 is for being arranged on cooling chamber 4 and between dry room 2 and refrigerator room 1, can reaching lower relative humidity in dry room 2.
In sum, when being entered to the air mass flow reduction of refrigerator room 1 in described second point of arterial highway 53 by cooling chamber 4, in described cooling chamber 4, the absolute humidity of air reduces, thus reduce evaporimeter 3 ambient air flow, make the absolute moisture content of the displaced air entered in dry room 2 less, realize better effect on moisture extraction.
Although be example object, disclose the preferred embodiment of the present invention, but those of ordinary skill in the art will recognize, when not departing from scope and spirit of the present invention disclosed in appending claims, various improvement, increase and replacement are possible.

Claims (8)

1. a refrigerator, described refrigerator has the cooling chamber of dry room, refrigeration compartment, layout evaporimeter, described cooling chamber and dry room, refrigeration compartment pass through cold expanding channels, described cold passage comprises the major trunk roads that are connected with cooling chamber and forms to connect dry room, first point of arterial highway of refrigeration compartment, second point of arterial highway respectively from major trunk roads upper bifurcation, it is characterized in that: when being entered to the air mass flow reduction of refrigeration compartment in described second point of arterial highway by cooling chamber, the absolute humidity of described cooling room air reduces.
2. refrigerator according to claim 1, is characterized in that: reduced the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber by the mode of the opening/closing time ratio reducing by second point of arterial highway.
3. refrigerator according to claim 2, is characterized in that: be provided with air door in described second point of arterial highway, and the opening/closing time of described second point of arterial highway determines than the opening/closing time ratio by air door.
4. refrigerator according to claim 1, is characterized in that: reduce by the mode adopting the air circulation cross-section of reduction second point of arterial highway to amass the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
5. refrigerator according to claim 4, it is characterized in that: the side of described second point of arterial highway is provided with air door, described air door can move or rotate the size of the air circulation cross-section controlling this second point of arterial highway to change the flow of the air in second point of arterial highway relative to described second point of arterial highway.
6. refrigerator according to claim 1, is characterized in that: the side of described evaporimeter is provided with blower fan, reduces by the mode reducing rotation speed of fan the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
7. refrigerator according to claim 1, is characterized in that: by adopting the opening/closing time ratio of reduction by second point of arterial highway, reduce that the air circulation cross-section of second point of arterial highway is amassed, the mode of any two kinds or more of combination reduced in rotation speed of fan reduces the air mass flow being entered to refrigeration compartment in described second point of arterial highway by cooling chamber.
8. refrigerator according to claim 1, is characterized in that: described refrigeration compartment be between refrigerator room, freezing compartment, alternating temperature in room any one or more combination.
CN201410236764.0A 2014-05-30 2014-05-30 Refrigerator Pending CN105135805A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410236764.0A CN105135805A (en) 2014-05-30 2014-05-30 Refrigerator
PCT/CN2014/092414 WO2015180438A1 (en) 2014-05-30 2014-11-28 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410236764.0A CN105135805A (en) 2014-05-30 2014-05-30 Refrigerator

Publications (1)

Publication Number Publication Date
CN105135805A true CN105135805A (en) 2015-12-09

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ID=54698015

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410236764.0A Pending CN105135805A (en) 2014-05-30 2014-05-30 Refrigerator

Country Status (2)

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CN (1) CN105135805A (en)
WO (1) WO2015180438A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332481A (en) * 2018-02-01 2018-07-27 青岛海尔股份有限公司 Refrigerator
CN114543231B (en) * 2022-01-29 2024-05-14 北京小米移动软件有限公司 Air conditioner control method, air conditioner control device and storage medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62269731A (en) * 1986-05-16 1987-11-24 Hitachi Ltd Electronic dehumidifier
JP2004150733A (en) * 2002-10-31 2004-05-27 Tokyo Electric Power Co Inc:The Showcase cooling system
CN1553128A (en) * 2003-06-06 2004-12-08 博西华家用电器有限公司 Household temperature and humidity control refrigerator and controlling method thereof
JP2009287817A (en) * 2008-05-28 2009-12-10 Hitachi Appliances Inc Refrigerator
CN102937353A (en) * 2011-08-15 2013-02-20 苏州三星电子有限公司 Refrigerator
CN203190740U (en) * 2013-01-31 2013-09-11 松下电器产业株式会社 Drying device and refrigerator provided with same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62269731A (en) * 1986-05-16 1987-11-24 Hitachi Ltd Electronic dehumidifier
JP2004150733A (en) * 2002-10-31 2004-05-27 Tokyo Electric Power Co Inc:The Showcase cooling system
CN1553128A (en) * 2003-06-06 2004-12-08 博西华家用电器有限公司 Household temperature and humidity control refrigerator and controlling method thereof
JP2009287817A (en) * 2008-05-28 2009-12-10 Hitachi Appliances Inc Refrigerator
CN102937353A (en) * 2011-08-15 2013-02-20 苏州三星电子有限公司 Refrigerator
CN203190740U (en) * 2013-01-31 2013-09-11 松下电器产业株式会社 Drying device and refrigerator provided with same

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Application publication date: 20151209

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