CN102650488A - Refrigerator and control method thereof - Google Patents
Refrigerator and control method thereof Download PDFInfo
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- CN102650488A CN102650488A CN2012101767488A CN201210176748A CN102650488A CN 102650488 A CN102650488 A CN 102650488A CN 2012101767488 A CN2012101767488 A CN 2012101767488A CN 201210176748 A CN201210176748 A CN 201210176748A CN 102650488 A CN102650488 A CN 102650488A
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Abstract
The invention discloses a refrigerator and a control method thereof. The refrigerator comprises a refrigerator body, a door body and a refrigerating system, wherein the refrigerating system comprises a compressor, a condenser, a switching unit, a refrigeration throttler, a freezing throttler, a refrigeration evaporator, a first freezing evaporator and a second freezing evaporator, the inlet of the refrigeration throttler is connected with the first outlet of the switching unit, and the inlet of the freezing throttler is connected with the second outlet of the switching unit; the inlet of the refrigeration evaporator is connected with the outlet of the refrigeration throttler; and the inlet of the first freezing evaporator is connected with the outlet of the refrigeration evaporator, the outlet of the first freezing evaporator is connected with the inlet of the compressor, the inlet of the second freezing evaporator is connected with the outlet of the freezing throttler, and the outlet of the second freezing evaporator is connected with the inlet of the compressor. The refrigerator provided by the embodiment of the invention has the advantages of high refrigeration efficiency, low energy consumption, small frosting amount and the like.
Description
Technical field
The present invention relates to field of household appliances, particularly, the present invention relates to a kind of refrigerator and control method thereof.
Background technology
At present, existing direct cooling refrigerator adopts built-in refrigerating evaporator, and promptly refrigerating evaporator is located in the refrigerating chamber of direct cooling refrigerator.There is the defective that refrigerating efficiency is low, energy consumption is high in existing direct cooling refrigerator.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least to a certain extent or provides a kind of useful commerce to select at least.For this reason, one object of the present invention is to propose a kind of refrigerator with refrigerating efficiency height, low power consumption and other advantages.
Another object of the present invention is to propose a kind of said control method of refrigerator.
To achieve these goals, the embodiment according to first aspect present invention proposes a kind of refrigerator.Said refrigerator comprises: casing has refrigerating chamber and refrigerating chamber in the said casing; The door body, said door body is installed on the said casing; And refrigeration system, said refrigeration system is installed on the said casing.Wherein said refrigeration system comprises: compressor; Condenser, the inlet of said condenser links to each other with the outlet of said compressor; Switch unit, the inlet of said switch unit links to each other with the outlet of said condenser; Refrigeration flow controller and freezing flow controller, the inlet of said refrigeration flow controller links to each other with first outlet of said switch unit, and the inlet of said freezing flow controller links to each other with second outlet of said switch unit; Refrigeration evaporator, the inlet of said refrigeration evaporator links to each other with the outlet of said refrigeration flow controller; And first and second refrigerating evaporator; The inlet of said first refrigerating evaporator links to each other with the outlet of said refrigeration evaporator and the outlet of said first refrigerating evaporator links to each other with the inlet of said compressor, and the inlet of said second refrigerating evaporator links to each other with the outlet of said freezing flow controller and the outlet of said second refrigerating evaporator links to each other with the inlet of said compressor.
Said first refrigerating evaporator of refrigerator according to the embodiment of the invention through said second refrigerating evaporator being set and connecting with said refrigeration evaporator; Thereby not only can utilize cold-producing medium fully, and can reduce number of times and time that said compressor is opened widely.Therefore, the refrigerator according to the embodiment of the invention has refrigerating efficiency height, low power consumption and other advantages.
In addition, refrigerator according to the above embodiment of the present invention can also have following additional technical characterictic:
According to one embodiment of present invention, said casing comprises: the case shell; Case courage, said case courage are located in the said case shell, have said refrigerating chamber in the said case courage, and each in wherein said first and second refrigerating evaporators all is located on the outer surface of said case courage; And foaming layer, said foaming layer is located in the space between said case shell and the said case courage.Through said first refrigerating evaporator and said second refrigerating evaporator are arranged on the outer surface of said case courage, thereby can increase the usage space of said refrigerating chamber widely.And; Said first refrigerating evaporator and said second refrigerating evaporator can pass to the air in the said refrigerating chamber with cold through said case courage; Because the air in the said refrigerating chamber and the temperature difference of said case courage less than the temperature difference of the air in the said refrigerating chamber and said first refrigerating evaporator and said second refrigerating evaporator, therefore can reduce the frosting degree in the said refrigerating chamber widely.
According to one embodiment of present invention, each in said first and second refrigerating evaporators is around pipe evaporator.Around pipe evaporator have simple in structure, low cost of manufacture, manufacturing process simple, use advantages such as more safe and reliable.
According to one embodiment of present invention, each in said first and second refrigerating evaporators all along said case courage circumferentially on said case courage.Said first refrigerating evaporator and said second refrigerating evaporator are freezed to each position in the said refrigerating chamber equably, thereby make the temperature of each position in the said refrigerating chamber consistent, the frost layer is evenly distributed in the said refrigerating chamber.
According to one embodiment of present invention; Said first refrigerating evaporator along said case courage circumferentially on said case courage around many circles so that constitute multiturn first around pipe, said second refrigerating evaporator along said case courage circumferentially on said case courage around many circles so that constitute multiturn second around pipe.Said first refrigerating evaporator and said second refrigerating evaporator are freezed to each position in the said refrigerating chamber more equably; Thereby make the temperature of each position in the said refrigerating chamber consistent more, the frost layer is evenly distributed in the said refrigerating chamber more.
According to one embodiment of present invention, said multiturn first is spaced apart equally spacedly along fore-and-aft direction around pipe, and said multiturn second is spaced apart equally spacedly along fore-and-aft direction around pipe.Said first refrigerating evaporator and said second refrigerating evaporator are further freezed to each position in the said refrigerating chamber equably; Thereby make the temperature of each position in the said refrigerating chamber further consistent, the frost layer further is evenly distributed in the said refrigerating chamber.
According to one embodiment of present invention, each in said first and second refrigerating evaporators is spirality.Through 1 said first refrigerating evaporator and said second refrigerating evaporator all are arranged to spirality; Thereby said first refrigerating evaporator and said second refrigerating evaporator are further freezed equably to each position in the said refrigerating chamber; And then can make the temperature of each position in the said refrigerating chamber further consistent, the frost layer further is evenly distributed in the said refrigerating chamber.
According to one embodiment of present invention, said first refrigerating evaporator is parallel to said second refrigerating evaporator.So not only can said first refrigerating evaporator and said second refrigerating evaporator be installed on the said case courage with being more prone to; And can make said first refrigerating evaporator more consistent to the refrigeration of said refrigerating chamber, and then the frost layer further is evenly distributed in the said refrigerating chamber with said second refrigerating evaporator.
According to one embodiment of present invention, said refrigeration system also comprises: the anti-pipe that coagulates, and the said anti-inlet that coagulates pipe links to each other with the outlet of said condenser; And device for drying and filtering, the inlet of said device for drying and filtering links to each other with said anti-outlet of coagulating pipe, and the outlet of said device for drying and filtering links to each other with the inlet of said switch unit.Through the said anti-pipe that coagulates is set, can prevent door body dewfall when air humidity is big of said refrigerator.Through said device for drying and filtering is set; Not only can remove the residual moisture in the said refrigeration system; Thereby anti-stagnant ice is stifled, and can reduce the corrosiveness of moisture to said refrigeration system, and the impurity in can the said refrigeration system of filtering; For example metal fillings, various oxide and dust etc., thus can avoid said refrigeration flow controller and said freezing flow controller dirty stifled.
Embodiment according to second aspect present invention proposes a kind of according to the described control method of refrigerator of first aspect present invention; Said control method may further comprise the steps: the temperature that A) detects refrigerating chamber; When said refrigerating chamber need freeze, first outlet of control compressor start and control switch unit open and second port closing so that cold-producing medium gets into refrigeration evaporator so that said refrigerating chamber is freezed through the refrigeration flow controller; B) cold-producing medium that leaves said refrigeration evaporator gets into first refrigerating evaporator so that refrigerating chamber is freezed; And C) when said refrigerating chamber need not freeze; Detect the temperature of said refrigerating chamber; When if said refrigerating chamber need not freeze; Said compressor shutdown, if when said refrigerating chamber need freeze, first port closing of start of control compressor and control switch unit and second outlet is opened so that cold-producing medium gets into second refrigerating evaporator so that said refrigerating chamber is freezed through freezing flow controller.
The said refrigerating chamber remaining cold-producing medium in back that freezes is freezed to said refrigerating chamber through utilizing according to the control method of refrigerator of the embodiment of the invention, thereby can improve refrigerating efficiency widely, cut down the consumption of energy widely.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the structural representation according to the refrigeration system of the refrigerator of the embodiment of the invention;
Fig. 2 is the partial structurtes sketch map according to the refrigerator of the embodiment of the invention; With
Fig. 3 is the partial structurtes sketch map according to the refrigerator of the embodiment of the invention; With
Fig. 4 is the flow chart according to the control method of refrigerator of the embodiment of the invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, be intended to be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more a plurality of these characteristics can be shown or impliedly comprised to the characteristic that is limited with " first ", " second " clearly.In description of the invention, the implication of " a plurality of " is two or more, only if clear and definite concrete qualification is arranged in addition.
In the present invention, only if clear and definite regulation and qualification are arranged in addition, broad understanding should be done in terms such as term " installation ", " linking to each other ", " connection ", " fixing ", for example, can be to be fixedly connected, and also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can understand above-mentioned term concrete implication in the present invention as the case may be.
In the present invention; Only if clear and definite regulation and qualification are arranged in addition; First characteristic second characteristic it " on " or D score can comprise that first and second characteristics directly contact, can comprise that also first and second characteristics are not directly contacts but through the contact of the additional features between them.And, first characteristic second characteristic " on ", " top " and " above " comprise first characteristic directly over second characteristic and oblique upper, or only represent that the first characteristic level height is higher than second characteristic.First characteristic second characteristic " under ", " below " and " below " comprise first characteristic under second characteristic with tiltedly below, or only represent that the first characteristic level height is less than second characteristic.
With reference to Fig. 1 the refrigerator according to the embodiment of the invention is described below.As shown in Figure 1, comprise casing (not shown), door body (not shown) and refrigeration system 10 according to the refrigerator of the embodiment of the invention.
Have refrigerating chamber and refrigerating chamber in the said casing, said door body is installed on the said casing.Refrigeration system 10 is installed on the said casing, and wherein refrigeration system 10 comprises compressor 100, condenser 200, switch unit 300, refrigeration flow controller 400, freezing flow controller 500, refrigeration evaporator 600, first refrigerating evaporator 700 and second refrigerating evaporator 800.
The inlet of condenser 200 links to each other with the outlet of compressor 100, and the inlet of switch unit 300 links to each other with the outlet of condenser 200.The inlet of refrigeration flow controller 400 links to each other with first outlet 310 of switch unit 300, and the inlet of freezing flow controller 500 links to each other with second outlet 320 of switch unit 300.The inlet of refrigeration evaporator 600 links to each other with the outlet of refrigeration flow controller 400.The inlet of first refrigerating evaporator 700 links to each other with the outlet of refrigeration evaporator 600, and the outlet of first refrigerating evaporator 700 links to each other with the inlet of compressor 100.The inlet of second refrigerating evaporator 800 links to each other with the outlet of freezing flow controller 500, and the outlet of second refrigerating evaporator 800 links to each other with the inlet of compressor 100.
Describe the control method of refrigerator according to the embodiment of the invention with reference to Fig. 4 below, said control method may further comprise the steps:
A) temperature (for example utilizing the refrigerated storage temperature sensor to detect the temperature of said refrigerating chamber) of the said refrigerating chamber of detection; When said refrigerating chamber need freeze; 100 starts of control compressor; And first outlet 310 of control switch unit 300 is opened, and second outlet 320 of control switch unit 300 is closed, so that cold-producing medium gets into refrigeration evaporator 600 so that said refrigerating chamber is freezed through refrigeration flow controller 400.
B) cold-producing medium that leaves refrigeration evaporator 600 gets into first refrigerating evaporator 700 so that said refrigerating chamber is freezed.
C) when said refrigerating chamber need not freeze; Detect the temperature (for example utilizing the cryogenic temperature sensor to detect the temperature of said refrigerating chamber) of said refrigerating chamber; When if said refrigerating chamber need not freeze (said refrigerating chamber in temperature be lower than design temperature), compressor 100 is shut down, if when said refrigerating chamber need freeze (temperature in the said refrigerating chamber is higher than design temperature); 100 starts of control compressor; And first outlet 310 of control switch unit 300 is closed, and second outlet 320 of control switch unit 300 is opened, so that cold-producing medium gets into second refrigerating evaporator 800 so that said refrigerating chamber is freezed through freezing flow controller 500.
Particularly; Said refrigerator can also comprise the controller (not shown), and said controller can and be shut down and the opening and closing of second outlet 320 of the opening and closing of first outlet 310 of control switch unit 300 and switch unit 300 according to temperature control compressor 100 starts of the temperature of said refrigerating chamber and said refrigerating chamber.
After said refrigerating chamber is freezed, can remain part of refrigerant.According to the refrigeration system 10 of the refrigerator of the embodiment of the invention through first refrigerating evaporator 700 that links to each other with refrigeration evaporator 600 is set; Thereby can be after said refrigerating chamber be freezed; Said refrigerating chamber is also freezed; So not only cold-producing medium can be utilized fully, and number of times and time that compressor 100 is opened can be reduced widely.Particularly; Through utilizing the said refrigerating chamber remaining cold-producing medium in back that freezes is freezed (promptly once refrigeration) to said refrigerating chamber, thereby can not need again compressor and starting 100 and freeze through 800 pairs of said refrigerating chambers of second refrigerating evaporator.If after utilizing said remaining cold-producing medium that said refrigerating chamber is freezed; The temperature of said refrigerating chamber is not lower than design temperature (after in most cases carrying out said once refrigeration; The temperature of said refrigerating chamber can be lower than design temperature), can control then that compressor 100 is opened and through 800 pairs of said refrigerating chambers of second refrigerating evaporator freeze (being secondary refrigeration).Owing to carried out said once refrigeration,, promptly can shorten the time that compressor 100 is opened widely so can shorten the time of said secondary refrigeration widely.
First refrigerating evaporator 700 of refrigerator according to the embodiment of the invention through second refrigerating evaporator 800 being set and connecting with refrigeration evaporator 600; Thereby not only can utilize cold-producing medium fully, and can reduce number of times and time that compressor 100 is opened widely.Therefore, the refrigerator according to the embodiment of the invention has refrigerating efficiency height, low power consumption and other advantages.
The said refrigerating chamber remaining cold-producing medium in back that freezes is freezed to said refrigerating chamber through utilizing according to the control method of refrigerator of the embodiment of the invention, thereby can improve refrigerating efficiency widely, cut down the consumption of energy widely.
Alternatively, can also have temperature-changing chamber in the casing according to the refrigerator of the embodiment of the invention, refrigeration system 10 can also comprise that alternating temperature flow controller and alternating temperature evaporimeter and switch unit 300 can have the 3rd outlet.Wherein, The inlet of said alternating temperature flow controller can link to each other with the 3rd outlet of switch unit 300; The outlet of said alternating temperature flow controller can link to each other with the inlet of said alternating temperature evaporimeter, and the outlet of said alternating temperature evaporimeter can link to each other with the inlet of first refrigerating evaporator 700.When said temperature-changing chamber need freeze, the start of control compressor 100, and the 3rd outlet of control switch unit 300 opens, so that cold-producing medium gets into said alternating temperature evaporimeter so that said temperature-changing chamber is freezed through said alternating temperature flow controller.
As shown in Figures 2 and 3, in some embodiments of the invention, said casing can comprise case shell (not shown), case courage 20 and foaming layer (not shown).Case courage 20 can be located in the said case shell, can have said refrigerating chamber in the case courage 20, and wherein first refrigerating evaporator 700 can be located on the outer surface of case courage 20, and second refrigerating evaporator 800 also can be located on the outer surface of case courage 20.Said foaming layer can be located in the space between said case shell and the case courage 20.Wherein, the outer surface of case courage 20 is meant the surface away from said refrigerating chamber of case courage 20.
Through first refrigerating evaporator 700 and second refrigerating evaporator 800 are arranged on the outer surface of case courage 20, thereby can increase the usage space of said refrigerating chamber widely.And; First refrigerating evaporator 700 and second refrigerating evaporator 800 can pass to the air in the said refrigerating chamber with cold through case courage 20; Because the air in the said refrigerating chamber and the temperature difference of case courage 20 less than the temperature difference of the air in the said refrigerating chamber and first refrigerating evaporator 700 and second refrigerating evaporator 800, therefore can reduce the frosting degree in the said refrigerating chamber widely.
First refrigerating evaporator 700 can be any one evaporimeter, and second refrigerating evaporator 800 also can be any one evaporimeter.As shown in Figures 2 and 3, in one embodiment of the invention, first refrigerating evaporator 700 can be around pipe evaporator, and second refrigerating evaporator 800 also can be around pipe evaporator.Around pipe evaporator have simple in structure, low cost of manufacture, manufacturing process simple, use advantages such as more safe and reliable.Advantageously, switch unit 300 can be a kind of in magnetic valve and the dynamoelectric switching valve, and refrigeration flow controller 400 can be that capillary and freezing flow controller 500 also can be capillaries.
As shown in Figures 2 and 3, in examples more of the present invention, first refrigerating evaporator 700 can along case courage 20 circumferentially on case courage 20, second refrigerating evaporator 800 also can along case courage 20 circumferentially on case courage 20.In other words, first refrigerating evaporator 700 can be on end face 21, right flank, bottom surface and the left surface 22 of case courage 20, and second refrigerating evaporator 800 also can be on end face 21, right flank, bottom surface and the left surface 22 of case courage 20.
In known refrigerator, a plurality of refrigerating evaporators are turned up the soil at interval and are located in the refrigerating chamber, cause the temperature of each position in the refrigerating chamber inconsistent like this, and promptly the temperature difference of each position is bigger in the refrigerating chamber, so the frost layer skewness in the refrigerating chamber.Through with first refrigerating evaporator 700 along case courage 20 circumferentially on case courage 20 and with second refrigerating evaporator 800 along case courage 20 circumferentially on case courage 20; Thereby first refrigerating evaporator 700 and second refrigerating evaporator 800 are freezed equably to each position in the said refrigerating chamber; The temperature of each position in the said like this refrigerating chamber is consistent, and the frost layer is evenly distributed in the said refrigerating chamber.When the refrigerator according to the embodiment of the invention carries out defrost; Because the frost layer is evenly distributed in the said refrigerating chamber; Therefore not only can make the thawing degree of the white layer in the said refrigerating chamber identical (the frost layer thawing basically simultaneously that is each position in the said refrigerating chamber finishes), and can shorten the thawing time of the frost layer in the said refrigerating chamber widely.Therefore, the refrigerator according to the embodiment of the invention has advantages such as defrost power is low, the defrost energy consumption is little, the defrost time is short.
In an example of the present invention; First refrigerating evaporator 700 can along case courage 20 circumferentially on case courage 20 around many circles so that constitute multiturn first around pipe, second refrigerating evaporator 800 can along case courage 20 circumferentially on case courage 20 around many circles so that constitute multiturn second around pipe.First refrigerating evaporator 700 and second refrigerating evaporator 800 are freezed to each position in the said refrigerating chamber more equably; Thereby make the temperature of each position in the said refrigerating chamber consistent more, the frost layer is evenly distributed in the said refrigerating chamber more.Therefore, the refrigerator according to the embodiment of the invention has advantages such as defrost power is lower, the defrost energy consumption is littler, the defrost time is shorter.
And; Through with first refrigerating evaporator 700 along case courage 20 circumferentially on the case courage 20 around many circles and with second refrigerating evaporator 800 along case courage 20 circumferentially on case courage 20 around many circles; Thereby can increase by first refrigerating evaporator 700 and the heat exchange area of case courage 20 and the heat exchange area of second refrigerating evaporator 800 and case courage 20 widely, can improve the refrigerating speed of said refrigerating chamber so widely.Be that said refrigerator has the fast advantage of refrigerating speed.
In examples more of the present invention; As shown in Figures 2 and 3; Said multiturn first can be spaced apart equally spacedly along fore-and-aft direction (wherein fore-and-aft direction D is shown in the direction of arrow among Fig. 2 and Fig. 3) around pipe, and said multiturn second can be spaced apart equally spacedly along fore-and-aft direction around pipe.Can make first refrigerating evaporator 700 and second refrigerating evaporator 800 further equably to each position in the said refrigerating chamber freeze (it is more even that first refrigerating evaporator 700 and second refrigerating evaporator 800 are arranged on the outer surface of case courage 20) like this; Thereby make the temperature of each position in the said refrigerating chamber further consistent, the frost layer further is evenly distributed in the said refrigerating chamber.Therefore, the refrigerator according to the embodiment of the invention has advantages such as defrost power is lower, the defrost energy consumption is littler, the defrost time is shorter.
Advantageously, first refrigerating evaporator 700 can be a spirality, and second refrigerating evaporator 800 also can be a spirality.Through first refrigerating evaporator 700 and second refrigerating evaporator 800 all are arranged to spirality; Thereby can make first refrigerating evaporator 700 and second refrigerating evaporator 800 further equably to each position in the said refrigerating chamber freeze (it is more even that first refrigerating evaporator 700 and second refrigerating evaporator 800 are arranged on the outer surface of case courage 20); And then can make the temperature of each position in the said refrigerating chamber further consistent, the frost layer further is evenly distributed in the said refrigerating chamber.Therefore, the refrigerator according to the embodiment of the invention has advantages such as defrost power is lower, the defrost energy consumption is littler, the defrost time is shorter.
And; Through first refrigerating evaporator 700 and second refrigerating evaporator 800 all are arranged to spirality; Thereby can reduce the flow resistance of cold-producing medium in first refrigerating evaporator 700 and second refrigerating evaporator 800 widely; Make flowing of cold-producing medium more smooth and easy, can shorten the heat-exchange time of first refrigerating evaporator 700 and second refrigerating evaporator 800 and said refrigerating chamber so widely, and then can improve the refrigerating efficiency of said refrigerating chamber widely.Be that said refrigerator has refrigerating speed advantage faster.
As shown in Figures 2 and 3, in a concrete example of the present invention, first refrigerating evaporator 700 can be parallel to second refrigerating evaporator 800.So not only can first refrigerating evaporator 700 and second refrigerating evaporator 800 be installed on the case courage 20 with being more prone to; And can make the refrigeration of 800 pairs of said refrigerating chambers of first refrigerating evaporator 700 and second refrigerating evaporator more consistent, and then the frost layer further is evenly distributed in the said refrigerating chamber.Therefore, the refrigerator according to the embodiment of the invention has advantages such as defrost power is lower, the defrost energy consumption is littler, the defrost time is shorter.
As shown in Figure 1, in an example of the present invention, refrigeration system 10 can also comprise anti-manage with fixed attention 900 with device for drying and filtering 1000.Anti-900 the inlet of managing with fixed attention can link to each other with the outlet of condenser 200, and the inlet of device for drying and filtering 1000 can link to each other with the outlet of preventing managing with fixed attention 900, and the outlet of device for drying and filtering 1000 can link to each other with the inlet of switch unit 300.Prevent managing 900 with fixed attention through being provided with, can prevent door body dewfall when air humidity is big of said refrigerator.Through device for drying and filtering 1000 is set; Not only can remove the residual moisture in the refrigeration system 10; Thereby anti-stagnant ice is stifled, and can reduce the corrosiveness of moisture to refrigeration system 10, and the impurity in can filtering refrigeration system 10; For example metal fillings, various oxide and dust etc., thus it is dirty stifled with freezing flow controller 500 to avoid refrigerating flow controller 400.
Refrigerator according to the embodiment of the invention has refrigerating efficiency height, low power consumption and other advantages.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention above; It is understandable that; The foregoing description is exemplary; Can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change the foregoing description under the situation that does not break away from principle of the present invention and aim within the scope of the invention, modification, replacement and modification.
Claims (10)
1. a refrigerator is characterized in that, comprising:
Casing has refrigerating chamber and refrigerating chamber in the said casing;
The door body, said door body is installed on the said casing; With
Refrigeration system, said refrigeration system are installed on the said casing, and wherein said refrigeration system comprises:
Compressor;
Condenser, the inlet of said condenser links to each other with the outlet of said compressor;
Switch unit, the inlet of said switch unit links to each other with the outlet of said condenser;
Refrigeration flow controller and freezing flow controller, the inlet of said refrigeration flow controller links to each other with first outlet of said switch unit, and the inlet of said freezing flow controller links to each other with second outlet of said switch unit;
Refrigeration evaporator, the inlet of said refrigeration evaporator links to each other with the outlet of said refrigeration flow controller; And
First and second refrigerating evaporators; The inlet of said first refrigerating evaporator links to each other with the outlet of said refrigeration evaporator and the outlet of said first refrigerating evaporator links to each other with the inlet of said compressor, and the inlet of said second refrigerating evaporator links to each other with the outlet of said freezing flow controller and the outlet of said second refrigerating evaporator links to each other with the inlet of said compressor.
2. refrigerator according to claim 1 is characterized in that, said casing comprises:
The case shell;
Case courage, said case courage are located in the said case shell, have said refrigerating chamber in the said case courage, and each in wherein said first and second refrigerating evaporators all is located on the outer surface of said case courage; With
Foaming layer, said foaming layer are located in the space between said case shell and the said case courage.
3. refrigerator according to claim 1 is characterized in that, each in said first and second refrigerating evaporators is around pipe evaporator.
4. refrigerator according to claim 3 is characterized in that, each in said first and second refrigerating evaporators all along said case courage circumferentially on said case courage.
5. refrigerator according to claim 4; It is characterized in that; Said first refrigerating evaporator along said case courage circumferentially on said case courage around many circles so that constitute multiturn first around pipe, said second refrigerating evaporator along said case courage circumferentially on said case courage around many circles so that constitute multiturn second around pipe.
6. refrigerator according to claim 5 is characterized in that, said multiturn first is spaced apart equally spacedly along fore-and-aft direction around pipe, and said multiturn second is spaced apart equally spacedly along fore-and-aft direction around pipe.
7. refrigerator according to claim 6 is characterized in that, each in said first and second refrigerating evaporators is spirality.
8. according to each described refrigerator among the claim 4-7, it is characterized in that said first refrigerating evaporator is parallel to said second refrigerating evaporator.
9. refrigerator according to claim 1 is characterized in that, said refrigeration system also comprises:
The anti-pipe that coagulates, the said anti-inlet that coagulates pipe links to each other with the outlet of said condenser; With
Device for drying and filtering, the inlet of said device for drying and filtering links to each other with said anti-outlet of coagulating pipe, and the outlet of said device for drying and filtering links to each other with the inlet of said switch unit.
10. one kind according to each described control method of refrigerator among the claim 1-9, may further comprise the steps:
A) temperature of detection refrigerating chamber; When said refrigerating chamber need freeze, first outlet of control compressor start and control switch unit open and second port closing so that cold-producing medium gets into refrigeration evaporator so that said refrigerating chamber is freezed through the refrigeration flow controller;
B) cold-producing medium that leaves said refrigeration evaporator gets into first refrigerating evaporator so that refrigerating chamber is freezed; With
C) when said refrigerating chamber need not freeze; Detect the temperature of said refrigerating chamber; When if said refrigerating chamber need not freeze; Said compressor shutdown, if when said refrigerating chamber need freeze, first port closing of start of control compressor and control switch unit and second outlet is opened so that cold-producing medium gets into second refrigerating evaporator so that said refrigerating chamber is freezed through freezing flow controller.
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| CN201210176748.8A CN102650488B (en) | 2012-05-31 | 2012-05-31 | Refrigerator and control method thereof |
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| CN201210176748.8A CN102650488B (en) | 2012-05-31 | 2012-05-31 | Refrigerator and control method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN104061750A (en) * | 2013-03-22 | 2014-09-24 | Lg电子株式会社 | Method For Controlling Refrigerator |
| WO2015007017A1 (en) * | 2013-07-19 | 2015-01-22 | 海尔集团公司 | Direct-cooling refrigerator and refrigeration method therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997543A (en) * | 2012-12-28 | 2013-03-27 | 小天鹅（荆州）电器有限公司 | Refrigeration plant |
| CN103115466A (en) * | 2013-03-13 | 2013-05-22 | 合肥美的荣事达电冰箱有限公司 | Triple-refrigerating system used for refrigerator |
| CN103115467A (en) * | 2013-03-13 | 2013-05-22 | 合肥美的荣事达电冰箱有限公司 | Double refrigerating system for refrigerator |
| CN103115466B (en) * | 2013-03-13 | 2015-05-13 | 合肥美的电冰箱有限公司 | Triple-refrigerating system used for refrigerator |
| CN104061750A (en) * | 2013-03-22 | 2014-09-24 | Lg电子株式会社 | Method For Controlling Refrigerator |
| WO2015007017A1 (en) * | 2013-07-19 | 2015-01-22 | 海尔集团公司 | Direct-cooling refrigerator and refrigeration method therefor |
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| CN102650488B (en) | 2014-08-13 |
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