CN102322703B - Refrigerator and refrigerating system thereof - Google Patents
Refrigerator and refrigerating system thereof Download PDFInfo
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- CN102322703B CN102322703B CN2011102995646A CN201110299564A CN102322703B CN 102322703 B CN102322703 B CN 102322703B CN 2011102995646 A CN2011102995646 A CN 2011102995646A CN 201110299564 A CN201110299564 A CN 201110299564A CN 102322703 B CN102322703 B CN 102322703B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/04—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B6/00—Compression machines, plants or systems, with several condenser circuits
- F25B6/04—Compression machines, plants or systems, with several condenser circuits arranged in series
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/05—Compression system with heat exchange between particular parts of the system
- F25B2400/052—Compression system with heat exchange between particular parts of the system between the capillary tube and another part of the refrigeration cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/05—Compression system with heat exchange between particular parts of the system
- F25B2400/054—Compression system with heat exchange between particular parts of the system between the suction tube of the compressor and another part of the cycle
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a refrigerator and a refrigerating system thereof. The refrigerating system comprises a compressor, a condenser, an anti-condensation device, a capillary tube, a frozen evaporator, a refrigeration evaporator and a switching unit, wherein the entrance of the condenser is connected with the exit of the compressor; the entrance of the anti-condensation device is connected with the exit of the compressor and is in parallel with the condenser; the switching unit is provided with a first entrance and a second entrance as well as a first exit, a second exit and a third exit, the first entrance is connected with the exit of the anti-condensation device, the second entrance is respectively connected with the first exit and the exit of the condenser, and the switching unit is used to switch connection or disconnection between the first entrance and the first exit. According to the embodiment of the invention, the refrigerator refrigerating system can automatically switch on or off the anti-condensation device, therefore, the load of the refrigerator can be reduced, the startup rate of the refrigerator can be reduced, the refrigerating efficiency can be improved and the energy consumption of the refrigerator can be reduced.
Description
Technical field
The present invention relates to the refrigerator refrigeration technology field, particularly relate to a kind of refrigerator and refrigeration system thereof
Background technology
Very big temperature difference is arranged owing to refrigerator is inside and outside, form " cold bridge " in casing inside and outside shell joint portion, the heat-proof quality of adding refrigerator gasket is relatively poor, and door of refrigerator body temperature is on every side reduced.If when its temperature drops to the relative dew-point temperature of air humidity, the condensation phenomenon namely occurs.This not only causes trouble to the user, but also casing is produced action of rust.
At present traditional refrigerator arranges anti-condensation device at the easy condensation place that takes place mostly in order to prevent condensation, yet in use, anti-condensation device is in open mode always, has therefore increased the load of refrigerator, has reduced the refrigerating efficiency of refrigerator and has increased energy consumption.
Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least.
For this reason, one object of the present invention is to propose a kind of refrigerator refrigeration system that can open or close anti-condensation device automatically.
Refrigerator refrigeration system according to the embodiment of the invention comprises: compressor; Condenser, the entrance of described condenser links to each other with the outlet of described compressor; Anti-condensation device, the entrance of described anti-condensation device link to each other with the outlet of described compressor and are in parallel with described condenser; Capillary, described capillary comprise first capillary and second capillary; Refrigerating evaporator and refrigeration evaporator, the entrance of described refrigerating evaporator links to each other with the outlet of described second outlet capillaceous and described refrigeration evaporator respectively and the outlet of described refrigerating evaporator links to each other with the entrance of described compressor, and the entrance of described refrigeration evaporator links to each other with described first outlet capillaceous; And switch unit, described switch unit has first and second entrances and first to the 3rd outlet, described first entrance links to each other with described anti-condensation device outlet, described second entrance links to each other with the outlet of described condenser with described first outlet respectively, described second outlet links to each other with described first entrance capillaceous, described the 3rd outlet links to each other with described second entrance capillaceous, wherein said switch unit switch described first entrance and described first the outlet between be communicated with or disconnection, and switch described second entrance respectively with described second the outlet and described the 3rd the outlet between be communicated with or disconnection.
Refrigerator refrigeration system according to the embodiment of the invention, when ambient humidity is big, door of refrigerator and doorframe contact position are prone to condensation, and then cause door seal mouldy, this moment, switch unit was communicated with between switching first entrance and first exporting, make cold-producing medium flow through anti-condensation device with the anti-condensation unit temp that raises, thereby avoided refrigerator to produce condensation, prolonged the service life of refrigerator.Particularly join than the polyphone with condenser, parallel way can make the surface temperature of anti-condensation device further improve (raising is about 5 ℃).Otherwise, when ambient humidity is low when being difficult for producing condensation, switch unit switches disconnection between first entrance and first outlet, the anti-condensation device because cold-producing medium is not flowed through, therefore reduced the load of refrigerator, reduce the Homes Using TV of refrigerator, improved refrigerating efficiency, and then reduced the energy consumption of refrigerator.In addition, can freely switch opening or closing of anti-condensation device according to the refrigerator refrigeration system of the embodiment of the invention, and simple in structure being convenient to made.
Refrigerator refrigeration system according to the embodiment of the invention, by switch unit can freely switch second entrance respectively with second the outlet and the 3rd the outlet between be communicated with or disconnection, therefore, can open or close refrigeration evaporator and refrigerating evaporator respectively, to reach the joint purpose that more refrigerator can be good.In addition, switch unit not only can open or close anti-condensation device, and can control the unlatching of refrigeration refrigeration evaporator and refrigerating evaporator or close, and therefore need not to establish in addition switch unit, has reduced manufacturing cost, and has simplified the route of refrigeration system.
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, described condenser comprises first and second condensers, described first condenser with after described anti-condensation device is in parallel again and described second condenser be connected between the outlet and described second entrance of described compressor.
According to one embodiment of present invention, it is characterized in that described switch unit is magnetic valve.
According to one embodiment of present invention, between the outlet of described second condenser and described second entrance, be provided with device for drying and filtering.
According to one embodiment of present invention, described anti-condensation device is dew eliminating tube.
The kind refrigerator of embodiment according to a further aspect of the invention, comprising: casing is limited with refrigerating chamber and refrigerating chamber in the described casing; Refrigeration system, described refrigeration system are according to the described refrigerator refrigeration system of above-mentioned each embodiment, and the refrigerating evaporator of wherein said refrigeration system is used for described refrigerating chamber refrigeration, and described refrigeration evaporator is used for described refrigerating chamber refrigeration; Humidity sensor, described humidity sensor is for detection of ambient humidity; Cryogenic temperature sensor and refrigerated storage temperature sensor, described cryogenic temperature sensor are for detection of described freezing indoor temperature, and described refrigerated storage temperature sensor is for detection of the refrigeration indoor temperature; And control module, described control module is controlled described switch unit,
Wherein the testing result of working as described humidity sensor is greater than the humidity preset value, and described control module controls described first entrance by described switch unit and described first outlet is communicated with; When the testing result of described humidity sensor less than described humidity preset value, described control module controls described first entrance by described switch unit and described first outlet disconnects,
When the testing result of described cryogenic temperature sensor is higher than freezing preset temperature, described control module controls described second entrance by described switch unit and described the 3rd outlet is communicated with; When the testing result of described cryogenic temperature sensor is lower than described freezing preset temperature, described control module controls described second entrance by described switch unit and described the 3rd outlet disconnects;
When the testing result of described refrigerated storage temperature sensor is higher than the refrigeration preset temperature, described control module controls described second entrance by described switch unit and described second outlet is communicated with; When the testing result of described refrigerated storage temperature sensor is lower than described refrigeration preset temperature, described control module controls described second entrance by described switch unit and described second outlet disconnects.
Refrigerator according to the embodiment of the invention, by can the automatically switch opening and closing of anti-condensation device of switch unit and humidity sensor, at the load that guarantees to prevent farthest to have reduced under the prerequisite that condensation produces refrigerator, reduced the Homes Using TV of refrigerator, improve refrigerating efficiency, and then reduced the energy consumption of refrigerator.In addition, by same switch unit, the refrigerator of the embodiment of the invention can be controlled the opening and closing of refrigeration evaporator and refrigerating evaporator automatically, to reach the purpose of energy efficient.In addition, the refrigerator structure of the embodiment of the invention is simple, is convenient to make.
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 by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the schematic diagram of refrigerator refrigeration system according to an embodiment of the invention;
Fig. 2 is the partial enlarged drawing at A place among Fig. 1; With
Fig. 3 is the schematic diagram of refrigerator 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 identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used 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 "; " vertically "; " laterally "; " on "; D score; " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", close the orientation of indications such as " outward " or position is based on orientation shown in the drawings or position relation, only be that the present invention for convenience of description and simplification are described, 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 " only are used for describing purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, connect integratedly, also can be to removably connect; Can be mechanical connection or electrical connection, also can be the connection of two element internals; Can be directly to link to each other, also can link to each other indirectly by intermediary, for the ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be.
Below with reference to Fig. 1-3 refrigerator refrigeration system according to the embodiment of the invention is described.
Refrigerator refrigeration system according to the embodiment of the invention comprises: compressor 1, condenser 2, anti-condensation device 3, capillary, refrigeration evaporator 5, refrigerating evaporator 6 and switch unit 7.
Particularly, the entrance 202 of condenser 2 links to each other with the outlet 11 of compressor 1, and the entrance 32 of anti-condensation device 3 links to each other with the outlet 11 of compressor 1, and condenser 2 is in parallel with anti-condensation device 3.
As shown in Figure 2, switch unit 7 has first entrance 71, first outlet, 72, second entrance 73, second outlet the 74 and the 3rd outlet 75.First entrance 71 links to each other with the outlet 31 of anti-condensation device 3, and second entrance 73 links to each other with the outlet 201 of condenser 2 with first outlet 72 respectively, with the mechanism in parallel with condenser 2 again after forming anti-condensation device 3 and switch unit 7 and contacting.Capillary comprises first capillary 41 and second capillary 42, and second outlet 74 of switch unit 7 links to each other with the entrance 412 of first capillary 41, and the 3rd exports 75 links to each other with the entrance 422 of second capillary 42.
The entrance 62 of refrigerating evaporator 6 links to each other with the outlet 421 of second capillary 42 and the outlet 51 of refrigeration evaporator 5 respectively, the outlet 61 of refrigerating evaporator 6 links to each other with the entrance 12 of compressor 1, and the entrance 52 of refrigeration evaporator 5 links to each other with the outlet 411 of first capillary 41.
When being communicated with between switch unit 7 switches first entrances 71 and first exports 72, anti-condensation device 3 open (being that cold-producing medium cycles through anti-condensation device 3) and in kind of refrigeration cycle with condenser 2 parallel operations; Switch unit 7 switches when disconnecting between first entrances 71 and first outlet 72, makes to put condensation device 3 close (be that cold-producing medium does not pass through anti-condensation device 3, anti-condensation device 3 withdraws from) from kind of refrigeration cycle.
Refrigerator refrigeration system according to the embodiment of the invention, when ambient humidity is big, door of refrigerator and doorframe contact position are prone to condensation, and then cause door seal mouldy, be communicated with between switch unit 7 switching first entrances 71 and first outlet 72 this moment, make cold-producing medium flow through anti-condensation device 3 with the anti-condensation unit temp that raises, thereby avoided refrigerator to produce condensation, prolonged the service life of refrigerator.Particularly than with the connecting of condenser 3, parallel way can make the surface temperature of anti-condensation device 3 further improve (raising is about 5 ℃).Otherwise, when ambient humidity is low when being difficult for producing condensation, switch unit 7 switches disconnection between first entrance 71 and first outlet 72, the anti-condensation device 3 because cold-producing medium is not flowed through, therefore reduced the load of refrigerator, reduce the Homes Using TV of refrigerator, improved refrigerating efficiency, and then reduced the energy consumption of refrigerator.In addition, can freely switch opening or closing of anti-condensation device according to the refrigerator refrigeration system of the embodiment of the invention, and simple in structure being convenient to made.
Refrigerator refrigeration system according to the embodiment of the invention, can freely switch second entrance 73 by switch unit 7 and export being communicated with or disconnection between 75 with second outlet the 74 and the 3rd respectively, therefore, can open or close refrigeration evaporator 5 and refrigerating evaporator 6 (even cold-producing medium by refrigeration evaporator 5 and refrigerating evaporator 6 or make cold-producing medium by refrigeration evaporator 5 and refrigerating evaporator 6) respectively, to reach the good purpose of refrigerator energy-saving.In addition, switch unit 7 not only can open or close anti-condensation device 3, and can control the unlatching of refrigeration evaporator 5 and refrigerating evaporator 6 or close, and therefore need not to establish in addition switch unit, has reduced manufacturing cost, and has simplified the route of refrigeration system.
As shown in Figure 3, according to one embodiment of present invention, condenser 2 comprises first condenser 21 and second condenser 22.The outlet 12 of entrance 212 compressors 1 of first condenser 21 connects, and the outlet 211 of first condenser 21 links to each other with the entrance 222 of second condenser 22, and first condenser 21 is in parallel with anti-condensation device 3.
When between switch unit 7 switches first entrances 71 and first exports 72, being communicated with, after first condenser 21 and anti-condensation device 3 are in parallel again and second condenser 22 be connected between the outlet 11 and second entrance 73 of compressor 1.When disconnecting between switch unit 7 switching first entrances 71 and first outlet 72, first condenser 21 and second condenser 22 are connected between the outlet 11 and second entrance 73 of compressor 1.
According to the refrigerator refrigeration system of the embodiment of the invention, set up a condenser as above-mentioned structure and can improve refrigerating efficiency, increase refrigeration.
Since magnetic valve have switch accurately, simple, controllability is strong, long service life and advantage such as cheap, preferably, switch unit 7 adopts magnetic valves.
According to an example of the present invention, between the outlet 221 of second condenser 22 and second entrance 73, be provided with device for drying and filtering 8.In upstream capillaceous device for drying and filtering 8 is set, contaminant filters such as the pressed powder in the cold-producing medium and dirt can be fallen, therefore prevent that capillary is blocked.In addition, the moisture content of device for drying and filtering 8 in can also the absorption refrigeration agent is to improve refrigeration.
Preferably, anti-condensation device 3 adopts dew eliminating tube.Dew eliminating tube has good toughness, therefore can be arranged on chamber door and doorframe contact position better, and dew eliminating tube is high temperature resistant and long service life.
Refrigerator according to the embodiment of the invention is described below.
Refrigerator according to the embodiment of the invention comprises: casing, humidity sensor, cryogenic temperature sensor, refrigerated storage temperature sensor, control module (all not showing among the figure) and refrigeration system.
Particularly, be limited with refrigerating chamber and refrigerating chamber in the casing.Refrigeration system is the described refrigerator refrigeration system of above-mentioned each embodiment.The described refrigerating evaporator 6 of refrigeration system is used for the refrigerating chamber refrigeration, and described refrigeration evaporator 5 is used for the refrigerating chamber refrigeration, and described anti-condensation device 3 is used for suppressing chamber door and the doorframe contact position produces condensation.
Humidity sensor is for detection of ambient humidity.The cryogenic temperature sensor is for detection of freezing indoor temperature, and the refrigerated storage temperature sensor is for detection of the refrigeration indoor temperature.Control module is controlled described switch unit 7.
When the testing result of humidity sensor greater than the humidity preset value, control module exports 72 by described first entrances 71 of described switch unit 7 controls and described first and is communicated with; When the testing result of humidity sensor less than the humidity preset value, control module disconnects by described first entrance 71 of described switch unit 7 controls and described first outlet 72.Refrigerator according to the embodiment of the invention can automatically switch between the opening and closing of anti-condensation device 7 thus.
When the testing result of cryogenic temperature sensor is higher than freezing preset temperature, control module exports 75 by described second entrances 73 of described switch unit 7 controls and the described the 3rd and is communicated with, and refrigerating evaporator 6 is freezed to refrigerating chamber; When the testing result of cryogenic temperature sensor is lower than freezing preset temperature, control module disconnects by described second entrance 73 of described switch unit 7 controls and described the 3rd outlet 75, makes refrigerating evaporator 6 stop refrigeration, with energy efficient.
When the testing result of refrigerated storage temperature sensor is higher than the refrigeration preset temperature, control module is communicated with described second outlet 74 by described second entrances 73 of described switch unit 7 controls, and refrigeration evaporator 5 and refrigerating evaporator 6 are freezed to refrigerating chamber and refrigerating chamber respectively; When the testing result of refrigerated storage temperature sensor is lower than the refrigeration preset temperature, control module disconnects by described second entrance 73 of described switch unit 7 controls and described second outlet 74, makes refrigeration evaporator 5 stop refrigeration, with energy efficient.
Refrigerator according to the embodiment of the invention, by can the automatically switch opening and closing of anti-condensation device 3 of switch unit 7 and humidity sensor, at the load that guarantees to prevent farthest to have reduced under the prerequisite that condensation produces refrigerator, reduced the Homes Using TV of refrigerator, improve refrigerating efficiency, and then reduced the energy consumption of refrigerator.In addition, by same switch unit 7, the refrigerator of the embodiment of the invention can be controlled the opening and closing of refrigeration evaporator 5 and refrigerating evaporator 6 automatically, to reach the purpose of energy efficient.In addition, the refrigerator structure of the embodiment of the invention is simple, is convenient to make.
Other formations of refrigerator according to the above embodiment of the present invention can be that those of ordinary skills are known, do not repeat them here.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are 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 feature, structure, material or the characteristics of description can be with the suitable manner 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: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (6)
1. a refrigerator refrigeration system is characterized in that, comprising:
Compressor;
Condenser, the entrance of described condenser links to each other with the outlet of described compressor;
Anti-condensation device, the entrance of described anti-condensation device link to each other with the outlet of described compressor and are in parallel with described condenser;
Capillary, described capillary comprise first capillary and second capillary;
Refrigerating evaporator and refrigeration evaporator, the entrance of described refrigerating evaporator links to each other with the outlet of described second outlet capillaceous and described refrigeration evaporator respectively and the outlet of described refrigerating evaporator links to each other with the entrance of described compressor, and the entrance of described refrigeration evaporator links to each other with described first outlet capillaceous; With
Switch unit, described switch unit has first and second entrances and first to the 3rd outlet, described first entrance links to each other with described anti-condensation device outlet, described second entrance links to each other with the outlet of described condenser with described first outlet respectively, described second outlet links to each other with described first entrance capillaceous, described the 3rd outlet links to each other with described second entrance capillaceous, wherein said switch unit switch described first entrance and described first the outlet between be communicated with or disconnection, and switch described second entrance respectively with described second the outlet and described the 3rd the outlet between be communicated with or disconnection.
2. refrigerator refrigeration system according to claim 1, it is characterized in that, described condenser comprises first and second condensers, described first condenser with after described anti-condensation device is in parallel again and described second condenser be connected between the outlet and described second entrance of described compressor.
3. refrigerator refrigeration system according to claim 1 and 2 is characterized in that, described switch unit is magnetic valve.
4. refrigerator refrigeration system according to claim 2 is characterized in that, is provided with device for drying and filtering between the outlet of described second condenser and described second entrance.
5. refrigerator refrigeration system according to claim 1 and 2 is characterized in that, described anti-condensation device is dew eliminating tube.
6. a refrigerator is characterized in that, comprising:
Casing is limited with refrigerating chamber and refrigerating chamber in the described casing;
Refrigeration system, described refrigeration system are according to each described refrigerator refrigeration system among the claim 1-5, and the refrigerating evaporator of wherein said refrigeration system is used for described refrigerating chamber refrigeration, and described refrigeration evaporator is used for described refrigerating chamber refrigeration;
Humidity sensor, described humidity sensor is for detection of ambient humidity;
Cryogenic temperature sensor and refrigerated storage temperature sensor, described cryogenic temperature sensor are for detection of described freezing indoor temperature, and described refrigerated storage temperature sensor is for detection of the refrigeration indoor temperature; With
Control module, described control module is controlled described switch unit,
Wherein the testing result of working as described humidity sensor is greater than the humidity preset value, and described control module controls described first entrance by described switch unit and described first outlet is communicated with; When the testing result of described humidity sensor less than described humidity preset value, described control module controls described first entrance by described switch unit and described first outlet disconnects,
When the testing result of described cryogenic temperature sensor is higher than freezing preset temperature, described control module controls described second entrance by described switch unit and described the 3rd outlet is communicated with; When the testing result of described cryogenic temperature sensor is lower than described freezing preset temperature, described control module controls described second entrance by described switch unit and described the 3rd outlet disconnects;
When the testing result of described refrigerated storage temperature sensor is higher than the refrigeration preset temperature, described control module controls described second entrance by described switch unit and described second outlet is communicated with; When the testing result of described refrigerated storage temperature sensor is lower than described refrigeration preset temperature, described control module controls described second entrance by described switch unit and described second outlet disconnects.
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| CN2011102995646A CN102322703B (en) | 2011-10-08 | 2011-10-08 | Refrigerator and refrigerating system thereof |
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| CN2011102995646A CN102322703B (en) | 2011-10-08 | 2011-10-08 | Refrigerator and refrigerating system thereof |
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| EP4018137A4 (en) * | 2019-08-21 | 2024-01-10 | LG Electronics Inc. | Refrigerating apparatus using non-azeotropic mixed refrigerant |
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| CN106885401B (en) * | 2017-02-14 | 2020-01-14 | 合肥美的电冰箱有限公司 | Refrigerator anti-condensation refrigerating system and method and refrigerator |
| CN110873490B (en) * | 2018-08-30 | 2021-10-29 | 海尔智家股份有限公司 | Control method for preventing refrigerator from condensation and refrigerator |
| CN112097437A (en) * | 2019-06-18 | 2020-12-18 | 博西华电器（江苏）有限公司 | Refrigeration device |
| CN112240648A (en) * | 2019-07-16 | 2021-01-19 | 博西华电器（江苏）有限公司 | Refrigeration device |
| CN111998569A (en) * | 2020-09-10 | 2020-11-27 | 上海海洋大学 | Refrigerated container refrigeration system capable of preventing freezing of container door |
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| CN102322703A (en) | 2012-01-18 |
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Owner name: HEFEI MIDEA REFRIGERATOR CO., LTD. Free format text: FORMER NAME: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee after: Hefei Midea Refrigerator Co., Ltd. Patentee after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee before: Hefei Media Rongshida Refrigerator Co., Ltd. Patentee before: Hefei Hualing Co., Ltd. |