CN102322702B - Refrigerator and refrigerating system thereof - Google Patents
Refrigerator and refrigerating system thereof Download PDFInfo
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- CN102322702B CN102322702B CN201110283248.XA CN201110283248A CN102322702B CN 102322702 B CN102322702 B CN 102322702B CN 201110283248 A CN201110283248 A CN 201110283248A CN 102322702 B CN102322702 B CN 102322702B
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Abstract
The invention provides a refrigerator and a refrigerating system thereof. The refrigerating system comprises a compressor, a condenser, a capillary tube, a switching unit, a freezing evaporator, a first refrigeration evaporator and a second refrigeration evaporator, wherein an inlet of the condenser is connected with an outlet of the compressor; an inlet of the capillary tube is connected with an outlet of the condenser; the switching unit is provided with an inlet, a first outlet and a second outlet, and the inlet of the switching unit is connected with an outlet of the capillary tube; the freezing evaporator and the first refrigeration evaporator are serially connected between the first outlet and an inlet of the compressor, and an outlet of the freezing evaporator is connected with the inlet of the first refrigeration evaporator; the second refrigeration evaporator is connected between the second outlet and an inlet of the compressor, and the second refrigeration evaporator is connected with the first refrigeration evaporator and the freezing evaporator in parallel. According to the refrigeration system disclosed by the invention, a refrigerating chamber can be rapidly refrigerated by the switching unit and the second refrigeration evaporator, meanwhile, the energy consumption is reduced, and the service life of the refrigerator is prolonged.
Description
Technical field
The present invention relates to refrigeration technology field, particularly relate to a kind of refrigerator and refrigeration system thereof.
Background technology
In family's routine use, the actual frequency of utilization of cold compartment of refrigerator will be higher than refrigerating chamber, and refrigerating chamber opens the door frequency far above the refrigerating chamber frequency of opening the door.
If in order to save time, when putting into hotter food in refrigerating chamber, refrigerated storage temperature needs just can drop to for a long time between 0-5 ℃, and in refrigeration process, refrigerating chamber may be without refrigeration, but refrigerating evaporator still participates in process of refrigerastion, has therefore reduced the refrigerating efficiency of refrigerating chamber, extend compressor operating time, increased the power consumption of refrigerator.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention be to propose a kind of can be to the refrigerator refrigeration system of refrigerating chamber fast-refrigerating.
Another object of the present invention is to propose a kind of refrigerator with above-mentioned refrigerator refrigeration system.
According to the refrigerator refrigeration system of the embodiment of the present invention, comprise: compressor; Condenser, the entrance of described condenser is connected with the outlet of described compressor; Capillary, described entrance capillaceous is connected with the outlet of described condenser; Switch unit, described switch unit has entrance, the first outlet and the second outlet, and described switch unit entrance is connected with described outlet capillaceous; Refrigerating evaporator and the first refrigeration evaporator, described refrigerating evaporator and the first refrigeration evaporator are connected between described the first outlet and the entrance of described compressor, and the outlet of described refrigerating evaporator is connected with the entrance of described the first refrigeration evaporator; With the second refrigeration evaporator, described the second refrigeration evaporator is connected between described the second outlet and the entrance of described compressor, and described the second refrigeration evaporator is in parallel with described the first refrigeration evaporator and described refrigerating evaporator.
According to the refrigerator refrigeration system of the embodiment of the present invention, by switch unit, switch cold-producing medium by the second refrigeration evaporator circulation, can be to refrigerating chamber fast-refrigerating, reduce energy consumption simultaneously and extended service life of refrigerator.User can freely be switched between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.And, simple in structure according to the refrigerator refrigeration system of the embodiment of the present invention, be convenient to manufacture and low cost of manufacture.
In addition, refrigerator refrigeration system according to the above embodiment of the present invention can also have following additional technical feature:
According to one embodiment of present invention, between the entrance of the entrance of described the second refrigeration evaporator and described the first refrigeration evaporator, be provided with the first check valve, described the first check valve only allows cold-producing medium from the entrance side of described the second refrigeration evaporator, to flow to the entrance side of described the first refrigeration evaporator.
According to one embodiment of present invention, described switch unit is magnetic valve.
According to one embodiment of present invention, described condenser comprises the first condenser and the second condenser, and described the first condenser is connected with the second condenser.
According to one embodiment of present invention, between described the first condenser and the second condenser, be provided with condensation-preventing device.
According to one embodiment of present invention, between described condenser and described capillary, be provided with device for drying and filtering.
According to one embodiment of present invention, the muffler between described the first refrigeration evaporator and the outlet of described the second refrigeration evaporator and the entrance of described compressor comprises and the juxtaposed return-air heat exchange of described capillary pipeline section.
The refrigerator of embodiment according to a further aspect of the invention, comprising: casing, is limited with refrigerating chamber and refrigerating chamber in described casing; And refrigeration system, described refrigeration system is the refrigerator refrigeration system described in appeal any one embodiment, and the refrigerating evaporator of wherein said refrigeration system is for described refrigerating chamber is freezed, and described the first and second refrigeration evaporators are for freezing to described refrigerating chamber.
According to the refrigerator of the embodiment of the present invention, can be to refrigerating chamber fast-refrigerating, and reduce energy consumption of refrigerator and extend service life of refrigerator.User can freely switch between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.Finally, simple according to the refrigerator structure of the embodiment of the present invention, be convenient to manufacture and low cost of manufacture.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the schematic diagram of refrigeration system according to an embodiment of the invention; With
Fig. 2 is the schematic diagram of refrigeration system in accordance with another embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, connect integratedly, can be also to removably connect; Can be mechanical connection or electrical connection, can be also the connection of two element internals; Can be to be directly connected, also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Below with reference to Fig. 1-2, the refrigeration system according to the embodiment of the present invention is described.
According to the refrigerator refrigeration system of the embodiment of the present invention, comprise: compressor 1, condenser 2, capillary 3, switch unit 4, refrigerating evaporator 5, the first refrigeration evaporator 6 and the second refrigeration evaporator 7.
Particularly, upper in the mobile direction of refrigerant circulation (being direction shown in arrow in Fig. 1), the entrance of condenser 2 is connected with the outlet 101 of compressor 1.The entrance 302 of capillary 3 is connected with the outlet of condenser 2.Switch unit 4 has entrance 401, the first outlet 402 and the second outlet 403, and the entrance 401 of switch unit 4 and the outlet 301 of capillary 3 are connected.
Refrigerating evaporator 5 and the first refrigeration evaporator 6 are connected between first outlet 402 and the entrance 102 of compressor 1 of switch unit 4, and the outlet 501 of refrigerating evaporator 5 and the entrance 602 of the first refrigeration evaporator 6 are connected.In routine use, can select normal refrigeration mode, (switch unit 4 be switched to the first outlet 402, the first outlet 402 open and the second outlet 403 be closed), make cold-producing medium pass through refrigerating evaporator 5 and the first refrigeration evaporator 6 circulates, thereby refrigerating chamber and refrigerating chamber to refrigerator freeze.
On the other hand, as shown in Figure 1, the second refrigeration evaporator 7 is connected between second outlet 403 and the entrance 102 of compressor 1 of switch unit 4, and the second refrigeration evaporator 7 and the first refrigeration evaporator 6 being one another in series and refrigerating evaporator 5 are connected in parallel between switch unit 4 and the entrance 102 of compressor 1.When needs are during to refrigerating chamber fast-refrigerating, can select refrigerating chamber fast-refrigerating pattern, switch unit 4 is switched to the second opening 403 (i.e. the second outlet 403 open and the first outlet 402 be closed), makes cold-producing medium pass through the second refrigeration evaporator 7 and circulate.Because cold-producing medium does not freeze to refrigerating chamber by refrigerating evaporator 5 to refrigerating chamber refrigeration by the second refrigeration evaporator 7, therefore the second refrigeration evaporator 7 has higher refrigerating efficiency, to the refrigeration of refrigerating chamber (for example can complete at short notice, make refrigerating chamber reach 0-5 ℃), simultaneously owing to having reduced the running time of compressor 1, therefore saved energy consumption and extended service life of refrigerator.Preferably, the refrigerating capacity of the second refrigeration evaporator 7 can be greater than the refrigerating capacity of the first refrigeration evaporator 6, for example, can make the size of the second refrigeration evaporator 7 be greater than the size of the first refrigeration evaporator 6.
According to the refrigerator refrigeration system of the embodiment of the present invention, by switch unit 4, cold-producing medium is not circulated by refrigerating evaporator 5 by the second refrigeration evaporator 7, thereby can be to refrigerating chamber fast-refrigerating, under refrigerating chamber fast-refrigerating pattern, refrigerating chamber is not freezed, improved thus the speed to refrigerating chamber refrigeration, reduced energy consumption simultaneously and extended service life of refrigerator.User can freely be switched between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.And, simple in structure according to the refrigerator refrigeration system of the embodiment of the present invention, be convenient to manufacture and low cost of manufacture.
As shown in Figure 2, according to a preferred embodiment of the present invention, the entrance 702 of the second refrigeration evaporator 7 is connected with the entrance 602 of the first refrigeration evaporator 6, therefore, under refrigerating chamber fast-refrigerating pattern, cold-producing medium can pass through the first refrigeration evaporator 6 and the second refrigeration evaporator 7 simultaneously, has further improved the refrigerating speed of refrigerating chamber.
For fear of under normal refrigeration mode, cold-producing medium by refrigerating evaporator 5 and the first refrigeration evaporator 6 and the second refrigeration evaporator 7, is therefore provided with check valve 8 simultaneously between the entrance 602 of the first refrigeration evaporator 6 and the entrance 702 of the second refrigeration evaporator 7.Check valve 8 only allows cold-producing medium from the entrance side of the second refrigeration evaporator 7, to flow to the entrance side of the first refrigeration evaporator 6, stops cold-producing medium from the outlet 501 of refrigerating evaporator 5, to flow to the entrance 702 of the second refrigeration evaporator 7.
When selecting refrigerating chamber fast-refrigerating pattern, the first refrigeration evaporator 6 and the second refrigeration evaporator 7 parallel connections, cold-producing medium by the first refrigeration evaporator 6 and the second refrigeration evaporator 7 to refrigerating chamber refrigeration, further shortened thus refrigerating chamber cooling time, saved energy consumption and extended service life of refrigerator.
According to one embodiment of present invention, switch unit 4 can adopt magnetic valve, preferably, can adopt manual magnetic valve.When needs are selected refrigerating chamber fast-refrigerating pattern, by switching solenoid valve, make cold-producing medium pass through the second refrigeration evaporator 7 or by the first refrigeration evaporator 6 and the second refrigeration evaporator 7, refrigerating chamber freezed.When temperature of refrigerating chamber reaches after preset temperature, switching solenoid valve again, makes cold-producing medium pass through refrigerating evaporator 5 and the first refrigeration evaporator 6 circulates, and enters into thus normal refrigeration mode.
As depicted in figs. 1 and 2, according to one embodiment of present invention, condenser 2 can comprise the first condenser 21 and the second condenser 22, and the first condenser 21 and the second condenser 22 are connected in series.Increase thus the area of cold-producing medium to external world's heat radiation, effectively reduced the temperature of the cold-producing medium flowing out from compressor 1.
Preferably, for Antidewing, between the first condenser 21 and the second condenser 22, be provided with condensation-preventing device 9.
As depicted in figs. 1 and 2, according to one embodiment of present invention, between condenser 2 and capillary 3, be provided with device for drying and filtering 10, to cold-producing medium is carried out to dry filter before entering capillary 3.
As depicted in figs. 1 and 2, according to an example of the present invention, the muffler 11 between the outlet 601 of the first refrigeration evaporator 6 and the outlet 701 of the second refrigeration evaporator 7 and the entrance 102 of compressor 1 comprises the return-air heat exchange pipeline section 1101 together with capillary 3 juxtapositions.Thus, by with the juxtaposition of capillary 3, can reduce the temperature of gaseous refrigerant in muffler, effectively improve refrigeration for refrigerator efficiency.
Simply describe according to the operation of the refrigerator refrigeration system of the embodiment of the present invention below.
Switch unit 4 is switched to that the first outlet 402 is opened and the second outlet 403 is closed, refrigeration system is in normal refrigeration mode thus, cold-producing medium exports 402 out from second of switch unit 4, first enter refrigerating evaporator 5 so that refrigerating chamber is freezed, by the cold-producing medium of refrigerating evaporator 5, enter the first refrigeration evaporator 6 to refrigerating chamber is freezed.
When needs freeze to refrigerating chamber fast, be that refrigeration system is while needing refrigerating chamber fast-refrigerating pattern, switch unit 4 is switched to that the first outlet 402 is closed and the second outlet 403 is opened, cold-producing medium from the second outlet 403 enter that the second refrigeration evaporator 7 circulates and without refrigerating evaporator 5 (or, cold-producing medium from the second outlet 403 enter the first refrigeration evaporator 6 and the second refrigeration evaporator 7 and without refrigerating evaporator 5), thereby to refrigerating chamber separate refrigeration, improve thus the refrigerating efficiency of refrigerating chamber.
When the temperature of refrigerating chamber reaches desirable value, switch unit 4 switches, and refrigeration system turns back to normal refrigeration mode.
Simply describe according to the refrigerator of the embodiment of the present invention below.
According to the refrigerator of the embodiment of the present invention, comprise: casing and refrigeration system.
Particularly, in casing, be limited with refrigerating chamber and refrigerating chamber.Refrigeration system can be according to the refrigerator refrigeration system described in above-mentioned any one embodiment.Wherein the refrigerating evaporator 5 of refrigeration system is for freezing to refrigerating chamber; The first and second refrigeration evaporators 6,7 are for freezing to refrigerating chamber.
Can be as required by switching simply refrigerating chamber fast-refrigerating according to the refrigerator of the embodiment of the present invention, and reduce energy consumption of refrigerator and extend service life of refrigerator.User can freely switch between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.Finally, simple according to the refrigerator structure of the embodiment of the present invention, be convenient to manufacture and low cost of manufacture.
According to other Structure and functions of the refrigerator of the embodiment of the present invention, be known to those skilled in the art, do not repeat them here.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (7)
1. a refrigeration system for refrigerator, is characterized in that, comprising:
Compressor;
Condenser, the entrance of described condenser is connected with the outlet of described compressor;
Capillary, described entrance capillaceous is connected with the outlet of described condenser;
Switch unit, described switch unit has entrance, the first outlet and the second outlet, and described switch unit entrance is connected with described outlet capillaceous;
Refrigerating evaporator and the first refrigeration evaporator, described refrigerating evaporator and the first refrigeration evaporator are connected between described the first outlet and the entrance of described compressor, and the outlet of described refrigerating evaporator is connected with the entrance of described the first refrigeration evaporator; With
The second refrigeration evaporator, described the second refrigeration evaporator is connected between described the second outlet and the entrance of described compressor, and described the second refrigeration evaporator is in parallel with described the first refrigeration evaporator and described refrigerating evaporator,
Wherein, between the entrance of the entrance of described the second refrigeration evaporator and described the first refrigeration evaporator, be provided with the first check valve, described the first check valve only allows cold-producing medium from the entrance side of described the second refrigeration evaporator, to flow to the entrance side of described the first refrigeration evaporator.
2. refrigerator refrigeration system according to claim 1, is characterized in that, described switch unit is magnetic valve.
3. refrigerator refrigeration system according to claim 1, is characterized in that, described condenser comprises the first condenser and the second condenser, and described the first condenser is connected with the second condenser.
4. refrigerator refrigeration system according to claim 3, is characterized in that, between described the first condenser and the second condenser, is provided with condensation-preventing device.
5. refrigerator refrigeration system according to claim 1, is characterized in that, between described condenser and described capillary, is provided with device for drying and filtering.
6. according to the refrigerator refrigeration system described in any one in claim 1-5, it is characterized in that, the muffler between described the first refrigeration evaporator and the outlet of described the second refrigeration evaporator and the entrance of described compressor comprises and the juxtaposed return-air heat exchange of described capillary pipeline section.
7. a refrigerator, is characterized in that, comprising:
Casing, is limited with refrigerating chamber and refrigerating chamber in described casing; With
Refrigeration system, described refrigeration system is according to the refrigerator refrigeration system described in any one in claim 1-6, the refrigerating evaporator of wherein said refrigeration system is for described refrigerating chamber is freezed, and described the first and second refrigeration evaporators are for freezing to described refrigerating chamber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110283248.XA CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110283248.XA CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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| CN102322702A CN102322702A (en) | 2012-01-18 |
| CN102322702B true CN102322702B (en) | 2014-04-16 |
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| CN201110283248.XA Active CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798245B (en) * | 2012-09-04 | 2015-01-21 | 合肥美的电冰箱有限公司 | Refrigerating equipment, refrigerating system and deep refrigerating method of refrigerating equipment |
| DE102015215491A1 (en) * | 2015-08-13 | 2017-02-16 | BSH Hausgeräte GmbH | Single-circuit refrigerating appliance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271688Y (en) * | 1996-12-10 | 1997-12-31 | 刘永伦 | Multifunctional refrigerator |
| CN2586109Y (en) * | 2002-12-08 | 2003-11-12 | 刘永伦 | Refrigerator able to quickly making ice cream |
| CN201311148Y (en) * | 2008-10-13 | 2009-09-16 | 合肥美菱股份有限公司 | Three-gate refrigerator with function of icing beverages |
| CN102080895A (en) * | 2011-01-18 | 2011-06-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system, refrigerator with same and control method thereof |
| CN202361682U (en) * | 2011-09-21 | 2012-08-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigeration system thereof |
-
2011
- 2011-09-21 CN CN201110283248.XA patent/CN102322702B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271688Y (en) * | 1996-12-10 | 1997-12-31 | 刘永伦 | Multifunctional refrigerator |
| CN2586109Y (en) * | 2002-12-08 | 2003-11-12 | 刘永伦 | Refrigerator able to quickly making ice cream |
| CN201311148Y (en) * | 2008-10-13 | 2009-09-16 | 合肥美菱股份有限公司 | Three-gate refrigerator with function of icing beverages |
| CN102080895A (en) * | 2011-01-18 | 2011-06-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system, refrigerator with same and control method thereof |
| CN202361682U (en) * | 2011-09-21 | 2012-08-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigeration system thereof |
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| Publication number | Publication date |
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| CN102322702A (en) | 2012-01-18 |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Applicant after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. Applicant before: Hefei Hualing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. TO: HEFEI MIDEA REFRIGERATORCO., LTD. |
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