CN106885401A - A kind of condensation prevention refrigeration system and method and refrigerator - Google Patents

A kind of condensation prevention refrigeration system and method and refrigerator Download PDF

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Publication number
CN106885401A
CN106885401A CN201710078335.9A CN201710078335A CN106885401A CN 106885401 A CN106885401 A CN 106885401A CN 201710078335 A CN201710078335 A CN 201710078335A CN 106885401 A CN106885401 A CN 106885401A
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CN
China
Prior art keywords
outlet
humidity
condenser
humidity value
condensation
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Granted
Application number
CN201710078335.9A
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Chinese (zh)
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CN106885401B (en
Inventor
方忠诚
任伟
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Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
Original Assignee
Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
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Priority to CN201710078335.9A priority Critical patent/CN106885401B/en
Publication of CN106885401A publication Critical patent/CN106885401A/en
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Publication of CN106885401B publication Critical patent/CN106885401B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/37Capillary tubes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04Preventing the formation of frost or condensate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves

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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 present invention relates to a kind of condensation prevention refrigeration system and method and refrigerator, the system includes controller, humidity sensor, magnetic valve and is sequentially connected successively to constitute evaporator, compressor, the condensers of at least two series connection, anti-condensation pipe and the capillary of refrigeration cycle;Magnetic valve includes an import and multiple outlets, and the import of magnetic valve is connected with the refrigerant outlet of compressor, and the outlet of multiple magnetic valves corresponds with the refrigerant outlet of multiple condensers connect respectively;The humidity value that humidity sensor is used to gather the humidity value of refrigerator surrounding environment and will collect is sent to controller;Controller is used to receive the humidity value and controls the import of the magnetic valve and one outlet to open according to the humidity value, or is turned off according to all outlet ports of humidity duty control solenoid valve.The present invention controls the on off operating mode of the multiple outlets of magnetic valve by the humidity value that humidity sensor feeds back, and then adjusts the temperature of anti-condensation pipe, can take into account anti-condensation and energy-conservation.

Description

A kind of condensation prevention refrigeration system and method and refrigerator
Technical field
The present invention relates to refrigeration for refrigerator technical field, and in particular to a kind of condensation prevention refrigeration system and method and ice Case.
Background technology
Because temperature is much lower generally than placing the ambient temperature of refrigerator in refrigerator compartment, refrigerator doors connect with doorframe Synapsis often produces condensation, to user using having undesirable effect.Produced by solving at refrigerator doors and door frame contact Condensation, is typically provided with condensation-preventing device in the interlayer of doorframe, and condensation-preventing device typically uses anti-condensation pipe.With conventional direct-cooled As a example by refrigerator, during refrigeration, refrigerant sequentially passes through the first condenser, anti-condensation pipe, the second condenser, dry filter from compressor Device, and then evaporator is entered by capillary, compressor is sucked back into after endothermic gasification and realizes kind of refrigeration cycle;Meanwhile, by compression The high temperature refrigerant of machine discharge is heated to doorframe, improves the surface temperature at easy condensation position, so as to effectively solve doorframe condensation ask Topic.As shown in figure 1, because refrigerant is condensed by the first condenser, can decline into anti-condensation pipe temperature, in high humidity environment Under anti-condensation effect it is not good.
Refrigerator whether condensation, main relevant with two factors, i.e. tank surface temperature and outside air relative humidity.Ice Case use environment is complex, and the humidity of outside air may be various.Although for most users, most of the time refrigerator To be worked under non-high humidity state (relative humidity is not more than 70%), it is this kind of under the conditions of, refrigerator will not typically produce dew condensation phenomenon. But for the user used in the Yangtze river basin and coastal area, due to high humidity, especially plum rain season, highest humidity is up to 90%, conventional refrigerant system works (such as plum rain season or coastal area) under high humidity environment, due to the temperature of anti-condensation pipe Degree cannot be heightened, and condensation problem still occurs.
In order to solve the anti-condensation problem of refrigerator under high humidity environment, portioned product may be using the modified shown in Fig. 2 Refrigeration system, i.e.,:First condenser is swapped with the pipeline order of anti-condensation pipe, refrigerant sequentially passes through anti-from compressor Condensation pipe, the first condenser, the second condenser, device for drying and filtering, can improve the temperature of anti-condensation pipe, so as to solve condensation ask Topic, but simultaneously because anti-condensation pipe temperature is higher, can not be adjusted under normal humidity environment, refrigerator thermic load can be increased, so that Causing refrigerator power consumption increases.
The content of the invention
The technical problems to be solved by the invention are directed to the deficiencies in the prior art, there is provided a kind of condensation prevention refrigeration system System and method and refrigerator.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of condensation prevention refrigeration system, including control Evaporator, compressor, at least two of device, humidity sensor, magnetic valve and the composition refrigeration cycle that is sequentially connected successively The condenser of series connection, anti-condensation pipe and capillary;
The magnetic valve include import and it is multiple export, the refrigerant of the import of the magnetic valve and the compressor Outlet is connected, and the outlet of multiple magnetic valves corresponds with the refrigerant outlet of multiple condensers connect respectively;
The humidity sensor, the humidity value for gathering the humidity value of refrigerator surrounding environment and will collect is sent to control Device processed;
The controller, for receive the humidity value and according to the humidity value control the magnetic valve import and One outlet is opened, or controls all outlet ports of the magnetic valve to be turned off according to the humidity value.
The beneficial effects of the invention are as follows:The present invention controls magnetic valve multiple to go out by the humidity value that humidity sensor feeds back The on off operating mode of mouth, and then the temperature of anti-condensation pipe is adjusted, can simultaneously take into account anti-condensation and energy-conservation.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, whether the controller, is additionally operable to judge the humidity value in default multiple humidity ranges, multiple The humidity range non-overlapping copies and each one described outlet of the humidity range correspondence;
When the humidity value is in wherein corresponding humidity range, the outlet is controlled to open, other outlets Close;When the humidity value is not in multiple humidity ranges, the multiple outlets of control are turned off.
Beneficial effect using above-mentioned further scheme is:It is whether corresponding wet in each electromagnetic valve outlet by humidity value Spend scope to control the break-make of outlet so that anti-condensation effect of the refrigerator under high humidity environment is more preferable;Under low-humidity environment The temperature of anti-condensation pipe can be effectively reduced, improves the power consumption of refrigerator.
Further, the magnetic valve be triple valve, including an import and two outlet;The condenser is two and string Connection arrangement.
Further, two outlets are respectively first outlet and second outlet, and two condensers are respectively first Condenser and the second condenser;The evaporator, compressor, the first condenser, the second condenser, anti-condensation pipe and capillary according to Secondary refrigeration cycle in series;The import is connected with the refrigerant outlet of the compressor, the first outlet with The refrigerant outlet of first condenser is connected, and the second outlet is connected with the refrigerant outlet of second condenser It is logical;
The controller is additionally operable to, when the humidity value is 55%-80%, control the import and the first outlet Open, the second outlet is closed;When the humidity value is more than 80%, the import and second outlet is controlled to open, it is described First outlet is closed;When the humidity value is less than 55%, the first outlet and second outlet is controlled to be turned off.
Beneficial effect using above-mentioned further scheme is:By setting different humidity ranges so that refrigerator is in low humidity Under degree environment, anti-condensation pipe is located at two ends of condenser, on the premise of anti-condensation effect is ensured, realizes the energy-conservation of refrigerator Operation;Refrigerator is under normal humidity environment so that the first condenser is bypassed, and refrigerant flows primarily through the second condenser and anti-condensation Dew pipe, condensation side heat exchange area reduces, and condensation temperature is raised, so as to improve anti-condensation pipe surface temperature, takes into account anti-condensation and section Can effect;Under high humidity environment, the first condenser and the second condenser are bypassed, and refrigerant flows only through anti-condensation for refrigerator Pipe, can significantly improve anti-condensation pipe surface temperature, and condensation prevention effect is bad under solving the problems, such as high humidity environment.
Further, it is connected with device for drying and filtering between the capillary and the anti-condensation pipe.
It is a kind of that anti-condensation method is carried out using above-mentioned condensation prevention refrigeration system, comprise the following steps:
S1, when refrigeration system brings into operation, the humidity value of refrigerator surrounding environment is gathered using humidity sensor;
S2, controls the import of the magnetic valve and one outlet to open according to the humidity value.
The beneficial effects of the invention are as follows:The present invention controls the on off operating mode of the multiple outlets of magnetic valve by humidity value, enters And the temperature of anti-condensation pipe is adjusted, can simultaneously take into account anti-dew and energy-conservation.
Further, the S2 also includes that whether judge the humidity value in default multiple humidity ranges, multiple is described Humidity range non-overlapping copies and each one described outlet of the humidity range correspondence;When humidity value one outlet wherein When in corresponding humidity range, the outlet is controlled to open, other port closings;When the humidity value is not in multiple humidity In the range of when, the multiple outlets of control are turned off.
Beneficial effect using above-mentioned further scheme is:It is whether corresponding wet in each electromagnetic valve outlet by humidity value Spend scope to control the break-make of outlet so that anti-condensation effect of the refrigerator under high humidity environment is more preferable;Under low-humidity environment The temperature of anti-condensation pipe can be effectively reduced, improves the power consumption of refrigerator.
Further, the magnetic valve is triple valve, including import, first outlet and second outlet;The condenser is two It is individual, respectively the first condenser and the second condenser;It is the evaporator, compressor, the first condenser, the second condenser, anti-condensation Dew pipe and capillary are followed in series to form refrigeration cycle;The import is connected with the refrigerant outlet of the compressor, The first outlet is connected with the refrigerant outlet of first condenser, the second outlet and second condenser Refrigerant outlet is connected;
The S2 also includes, when the humidity value is in 55%-80%, controls the import and the first outlet to beat Open, the second outlet is closed, into the first refrigeration mode;When the humidity value is more than 80%, the import and the are controlled Two outlets are opened, and the first outlet is closed, into the second refrigeration mode;When the humidity value is less than 55%, control is described First outlet and second outlet are turned off, into the 3rd refrigeration mode.
Beneficial effect using above-mentioned further scheme is:By setting different humidity ranges so that refrigerator is in low humidity Under degree environment, anti-condensation pipe is located at two ends of condenser, on the premise of anti-condensation effect is ensured, realizes the energy-conservation of refrigerator Operation;Refrigerator is under normal humidity environment so that the first condenser is bypassed, and refrigerant flows primarily through the second condenser and anti-condensation Dew pipe, condensation side heat exchange area reduces, and condensation temperature is raised, so as to improve anti-condensation pipe surface temperature, takes into account anti-condensation and section Can effect;Under high humidity environment, the first condenser and the second condenser are bypassed, and refrigerant flows only through anti-condensation for refrigerator Pipe, can significantly improve anti-condensation pipe surface temperature, and condensation prevention effect is bad under solving the problems, such as high humidity environment.
A kind of refrigerator, including above-mentioned condensation prevention refrigeration system.
The beneficial effects of the invention are as follows:Anti-condensation effect of the refrigerator of the invention under high humidity environment is more preferable, in low humidity The temperature of anti-condensation pipe can be effectively reduced under degree environment, improves the power consumption of refrigerator.
Brief description of the drawings
Fig. 1 is a kind of attachment structure schematic diagram of implementation method of existing anti-condensation refrigeration system;
Fig. 2 is the attachment structure schematic diagram of the another embodiment of existing anti-condensation refrigeration system;
Fig. 3 is the attachment structure schematic diagram of the anti-condensation system of the present embodiment;
Fig. 4 is the controller and humidity sensor and the attachment structure schematic diagram of magnetic valve of the present embodiment;
Fig. 5 is the FB(flow block) of the anti-condensation refrigerating method of the present embodiment;
Fig. 6 is the control flow chart of the anti-condensation refrigerating method of the present embodiment.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, evaporator;2nd, compressor;3rd, anti-condensation pipe;4th, the first condenser;5th, the second condenser;6th, device for drying and filtering; 7th, capillary;8th, magnetic valve;81st, import;82nd, first outlet;83rd, second outlet;9th, controller;10th, humidity sensor.
Specific embodiment
Principle of the invention and feature are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and It is non-for limiting the scope of the present invention.
Embodiment 1
As Figure 3-Figure 4, a kind of condensation prevention refrigeration system of the present embodiment, including controller 9, humidity sensor 10th, magnetic valve 8, evaporator 1, compressor 2, multiple condenser, anti-condensation pipe 3 and capillary 7, the evaporator 1, compressor 2, Multiple condensers, anti-condensation pipe 3 are connected with capillary 7 successively order and constitute refrigeration cycle;In the refrigeration cycle Circulation refrigerant.
The magnetic valve 8 includes an import 81 and multiple outlets, import 81 and the compressor 2 of the magnetic valve 8 Refrigerant outlet be connected, the outlet of multiple magnetic valves 8 is respectively with the refrigerant outlet of multiple condensers one by one Correspondence connection;
The humidity sensor 10, the humidity value for gathering the humidity value of refrigerator surrounding environment and will collect send to Controller 9;
The controller 9, for receiving the humidity value and the import 81 of the magnetic valve 8 being controlled according to the humidity value And one outlet is opened.
The present embodiment controls the multiple on off operating modes for exporting of magnetic valve by the humidity value that humidity sensor feeds back, and then The temperature of anti-condensation pipe is adjusted, anti-dew and energy-conservation can be simultaneously taken into account.
Whether the controller 9 of the present embodiment, is additionally operable to judge the humidity value in default multiple humidity ranges, Multiple humidity range non-overlapping copies and each one described outlet of the humidity range correspondence;When the humidity value wherein When in the corresponding humidity range of one outlet, the outlet is controlled to open, other port closings;When the humidity value is not in multiple When in the humidity range, the multiple outlets of control are turned off.It is whether corresponding in each electromagnetic valve outlet by humidity value Humidity range come control outlet break-make so that anti-condensation effect of the refrigerator under high humidity environment is more preferable;In low-humidity environment The temperature of anti-condensation pipe can be effectively reduced down, improve the power consumption of refrigerator.
The magnetic valve 8 of the present embodiment can be triple valve, or four-way valve, i.e., when the magnetic valve is threeway During valve, the number of the outlet of the magnetic valve 8 is two;When the magnetic valve 8 is four-way valve, the outlet of the magnetic valve 8 Number be three.
As shown in Figure 3 and Figure 4, the magnetic valve 8 of the present embodiment is preferably triple valve, including an import 81 and two Outlet;The condenser is two and arranged in series.Two outlets of the magnetic valve 8 of the present embodiment are respectively first Outlet 82 and second outlet 83, two condensers are respectively the first condenser 4 and the second condenser 5;The evaporator 1, Compressor 2, the first condenser 4, the second condenser 5, anti-condensation pipe 3 and capillary 7 are followed in series to form refrigeration cycle;Institute State import 81 to be connected with the refrigerant outlet of the compressor 2, the refrigeration of the first outlet 82 and first condenser 4 Agent outlet is connected, and the second outlet 83 is connected with the refrigerant outlet of second condenser 5;
The controller 9 is additionally operable to, when the humidity value is 55%-80%, control the import 81 and described first to go out Mouth 82 is opened, and the second outlet 83 is closed;When the humidity value is more than 80%, the import 81 and second outlet 83 are controlled Open, the first outlet 82 is closed;When the humidity value is less than 55%, the first outlet 82 and second outlet 83 are controlled It is turned off.
The humidity range and magnetic valve of the present embodiment are imported and exported shown in the specific chart 1 of break-make relation.
The different humidity scope of table 1 imports and exports break-make relation with magnetic valve
Humidity range Mode of operation Import First outlet Second outlet
< 55% One ON OFF OFF
55%~80% Two ON ON OFF
> 80% Three ON OFF ON
As shown in table 1, under low humidity (< 55%) environment, magnetic valve 8 is in mode of operation one to the refrigerator of the present embodiment, Anti-condensation pipe 3 is located at the end of the first condenser 4 and the second condenser 5, under the premise of anti-condensation effect is ensured, realizes refrigerator section Can operation.Under traditional humidity (55%~80%) environment, magnetic valve 8 is in mode of operation two to refrigerator, and the first condenser 4 is other Logical, refrigerant flows primarily through the second condenser 5, anti-condensation pipe 3, and condensation side heat exchange area reduces, and condensation temperature is raised, so that can The surface temperature of dew eliminating tube 3 is improved, the antifogging function and the amount of saving energy function of refrigerator is taken into account.Refrigerator is at high humility (> 80%) Under environment, magnetic valve 8 is in mode of operation three, and the first condenser 4 and the second condenser 5 are bypassed, and refrigerant flows only through anti- Condensation pipe 3, can significantly improve the surface temperature of anti-condensation pipe 3, and anti-condensation effect is not good under solving the problems, such as refrigerator high humidity environment.
When magnetic valve is in mode of operation three, anti-condensation pipe temperature is higher, the pressure of whole refrigerator refrigeration system condensation side Power is higher, is unfavorable for the reliability of refrigeration system, can use mode of operation one, mode of operation two and the alternate run of mode of operation three Being adjusted property of mode improve.For example, when refrigeration system brings into operation, the humidity value for gathering refrigerator surrounding environment is 85%, then select mode of operation three bring into operation, when run the first Preset Time after, automatically switch enter mode of operation one or Mode of operation two, after refrigeration system enters mode of operation one or mode of operation two runs the second Preset Time, gathers ice again The humidity value of case surrounding environment, and mode of operation is automatically selected, this ensures that there three kinds of cycle alternation operations of mode of operation.
The present embodiment is by setting different humidity ranges so that under low-humidity environment, anti-condensation pipe is located at two to refrigerator The end of individual condenser, on the premise of anti-condensation effect is ensured, realizes the energy-saving run of refrigerator;Refrigerator is in normal humidity environment Under so that the first condenser is bypassed, and refrigerant flows primarily through the second condenser and anti-condensation pipe, and condensation side heat exchange area subtracts Small, condensation temperature is raised, so as to improve anti-condensation pipe surface temperature, takes into account anti-condensation and energy-saving effect;Refrigerator is in high humility ring Under border, the first condenser and the second condenser are bypassed, and refrigerant flows only through anti-condensation pipe, can significantly improve anti-condensation pipe table Face temperature, condensation prevention effect is bad under solving the problems, such as high humidity environment.
As shown in figure 3, being connected with device for drying and filtering 6 between the capillary 7 of the present embodiment and the anti-condensation pipe 3.
Embodiment 2
As shown in fig. 6, condensation prevention refrigeration system described in a kind of use embodiment 1 of the present embodiment carry out it is anti-condensation Method, comprises the following steps:
S1, when refrigeration system brings into operation, the humidity value of refrigerator surrounding environment is gathered using humidity sensor;
S2, controls the import of the magnetic valve and one outlet to open according to the humidity value.
The S2 specifically also includes that whether judge the humidity value in default multiple humidity ranges, multiple is described wet Degree scope non-overlapping copies and each one described outlet of the humidity range correspondence;When humidity value one outlet pair wherein When in the humidity range answered, the outlet is controlled to open, other port closings;When the humidity value is not in multiple humidity models When enclosing interior, the multiple outlets of control are turned off.By humidity value whether the corresponding humidity range of each electromagnetic valve outlet come Control the break-make of outlet so that anti-condensation effect of the refrigerator under high humidity environment is more preferable;Can be effective under low-humidity environment The temperature of anti-condensation pipe is reduced, improves the power consumption of refrigerator.
As shown in figure 3, the magnetic valve of the present embodiment is triple valve, including import, first outlet and second outlet;Institute Condenser is stated for two, respectively the first condenser and the second condenser;The evaporator, compressor, the first condenser, second Condenser, anti-condensation pipe and capillary are followed in series to form refrigeration cycle;The refrigerant of the import and the compressor Outlet is connected, and the first outlet is connected with the refrigerant outlet of first condenser, the second outlet with it is described The refrigerant outlet of the second condenser is connected;
As Figure 4-Figure 6, the S2 of the present embodiment is specifically included, when the humidity value is in 55%-80%, control Make the import and the first outlet is opened, the second outlet is closed, into the first refrigeration mode;When the humidity value is big When 80%, the import and second outlet is controlled to open, the first outlet is closed, into the second refrigeration mode;When described When humidity value is less than 55%, the first outlet and second outlet is controlled to be turned off, into the 3rd refrigeration mode.By setting not Same humidity range so that under low-humidity environment, anti-condensation pipe is located at two ends of condenser to refrigerator, is ensureing anti-condensation On the premise of effect, the energy-saving run of refrigerator is realized;Refrigerator is under normal humidity environment so that the first condenser is bypassed, system Cryogen flows primarily through the second condenser and anti-condensation pipe, and condensation side heat exchange area reduces, and condensation temperature is raised, so as to improve anti-condensation Dew pipe surface temperature, takes into account anti-condensation and energy-saving effect;Refrigerator is under high humidity environment, and the first condenser and the second condenser are equal Bypassed, refrigerant flows only through anti-condensation pipe, can significantly improve anti-condensation pipe surface temperature, solves refrigerator under high humidity environment The bad problem of anti-condensation effect.
Embodiment 3
A kind of refrigerator of the present embodiment, including the condensation prevention refrigeration system described in embodiment 1.The refrigerator of the present embodiment Anti-condensation effect under high humidity environment more preferably, can effectively reduce the temperature of anti-condensation pipe under low-humidity environment, improve The power consumption of refrigerator.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description, must rather than the device or element for indicating or imply meaning With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In the description of the invention, " multiple " is meant that at least two, such as two, three It is individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally;Can be that machinery connects Connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements The connection in portion or two interaction relationships of element, unless otherwise clearly restriction.For one of ordinary skill in the art For, can as the case may be understand above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with It is the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (9)

1. a kind of condensation prevention refrigeration system, it is characterised in that including controller (9), humidity sensor (10), magnetic valve (8) and successively sequentially it is connected and constitutes evaporator (1), compressor (2), the condensations of at least two series connection of refrigeration cycle Device, anti-condensation pipe (3) and capillary (7);
The magnetic valve (8) includes an import (81) and multiple outlets, the import (81) and the compression of the magnetic valve (8) The refrigerant outlet of machine (2) is connected, and the refrigerant exported respectively with multiple condensers of multiple magnetic valves (8) goes out Mouth corresponds connection;
The humidity sensor (10), the humidity value for gathering the humidity value of refrigerator surrounding environment and will collect is sent to control Device (9) processed;
The controller (9), for receiving the humidity value and the import of the magnetic valve (8) being controlled according to the humidity value (81) and one outlet is opened, or all outlet ports of the magnetic valve are controlled to be turned off according to the humidity value.
2. a kind of condensation prevention refrigeration system according to claim 1, it is characterised in that the controller, is additionally operable to sentence Whether the humidity value break in default multiple humidity ranges, multiple humidity range non-overlapping copies and each described humidity Scope one outlet of correspondence;
When the humidity value is in wherein corresponding humidity range, the outlet is controlled to open, other port closings; When the humidity value is not in multiple humidity ranges, the multiple outlets of control are turned off.
3. a kind of condensation prevention refrigeration system according to claim 2, it is characterised in that the magnetic valve (8) is threeway Valve, including an import (81) and two outlets;The condenser is two and arranged in series.
4. a kind of condensation prevention refrigeration system according to claim 3, it is characterised in that two outlets are respectively the One outlet (82) and second outlet (83), two condensers are respectively the first condenser (4) and the second condenser (5);Institute State evaporator (1), compressor (2), the first condenser (4), the second condenser (5), anti-condensation pipe (3) and capillary (7) successively Refrigeration cycle in series;The import (81) is connected with the refrigerant outlet of the compressor (2), and described first goes out Mouthful (82) are connected with the refrigerant outlet of first condenser (4), the second outlet (83) and second condenser (5) refrigerant outlet is connected;
The controller (9) is additionally operable to, when the humidity value is 55%-80%, control the import (81) and described first to go out Mouth (82) is opened, and the second outlet (83) is closed;When the humidity value is more than 80%, the import (81) and second are controlled Outlet (83) is opened, and the first outlet (82) is closed;When the humidity value is less than 55%, the first outlet (82) is controlled It is turned off with second outlet (83).
5. a kind of condensation prevention refrigeration system according to any one of Claims 1-4, it is characterised in that the capillary (7) device for drying and filtering (6) is connected with and the anti-condensation pipe (3) between.
6. condensation prevention refrigeration system described in a kind of any one of use claim 1 to 5 carries out anti-condensation method, its feature It is to comprise the following steps:
S1, when refrigeration system brings into operation, the humidity value of refrigerator surrounding environment is gathered using humidity sensor;
S2, controls the import of the magnetic valve and one outlet to open according to the humidity value.
7. whether method according to claim 6, it is characterised in that the S2 also includes, judge the humidity value default Multiple humidity ranges in, multiple humidity range non-overlapping copies and each described humidity range one described outlet of correspondence; When the humidity value is in wherein corresponding humidity range, the outlet is controlled to open, other port closings;Work as institute When stating humidity value not in multiple humidity ranges, the multiple outlets of control are turned off.
8. method according to claim 7, it is characterised in that the magnetic valve (8) is triple valve, including import (81), One outlet (82) and second outlet (83);The condenser is two, respectively the first condenser (4) and the second condenser (5); The evaporator (1), compressor (2), the first condenser (4), the second condenser (5), anti-condensation pipe (3) and capillary (7) according to Secondary refrigeration cycle in series;The import (81) is connected with the refrigerant outlet of the compressor (2), and described first Outlet (82) is connected with the refrigerant outlet of first condenser (4), and the second outlet (83) and described second condenses The refrigerant outlet of device (5) is connected;
The S2 also includes, when the humidity value is in 55%-80%, controls the import (81) and the first outlet (82) open, the second outlet (83) is closed, into the first refrigeration mode;When the humidity value is more than 80%, institute is controlled State import (81) and second outlet (83) is opened, the first outlet (82) is closed, into the second refrigeration mode;When the humidity When value is less than 55%, the first outlet (82) and second outlet (83) is controlled to be turned off, into the 3rd refrigeration mode.
9. a kind of refrigerator, it is characterised in that including the condensation prevention refrigeration system described in any one of claim 1 to 5.
CN201710078335.9A 2017-02-14 2017-02-14 Refrigerator anti-condensation refrigerating system and method and refrigerator Active CN106885401B (en)

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