CN104567189A - Dry storage device and ventilation method thereof - Google Patents
Dry storage device and ventilation method thereof Download PDFInfo
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- CN104567189A CN104567189A CN201410692851.7A CN201410692851A CN104567189A CN 104567189 A CN104567189 A CN 104567189A CN 201410692851 A CN201410692851 A CN 201410692851A CN 104567189 A CN104567189 A CN 104567189A
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- hothouse
- storage device
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- air outlet
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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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
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
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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
- F25D29/00—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a dry storage device and a ventilation method thereof. The dry storage device comprises a shell which defines a drying chamber, wherein the shell is provided with an air supply hole. The ventilation method of the dry storage device comprises the following steps: acquiring a starting signal for triggering the dry storage device to ventilate; opening the air supply hole according to the starting signal to provide air cooled by a cold source to the drying chamber; measuring humidity in the drying chamber, and closing the air supply hole after the humidity reaches a first preset humidity value to heat the drying chamber in a sealed state. By using the technical scheme of the invention, ventilation is started according to the starting signal, and the ending of the ventilation is controlled according to the humidity so as to guarantee that supplied low-temperature air can be used for substituting moist air in the drying chamber completely, so that the relative humidity in the drying chamber can be guaranteed to meet the requirement on long-term storage of dry cargoes after the ventilation is ended, the waste of electric energy used by refrigeration and air supply in long-term air supply can also be avoided, and foods are effectively prevented from getting mildew or becoming damp again.
Description
Technical field
The present invention relates to refrigerator technical field, particularly relate to a kind of dry article-storage device and change wind method.
Background technology
With the expectation of consumer for healthy Lifestyle more, dried food and nuts food materials proportions in dietary structure such as matrimony vine, tealeaves, mushroom, longan, Cordyceps sinensis raise gradually.But these dried food and nuts food materials very not easily store, and preserve if be placed in normal temperature, when drawing badly, the holding time has been grown easy variable color, has gone bad, and causes nutrient loss; If be placed on the indoor preservation of refrigerator cold-storage, the impact being easily subject to other foods in refrigerating chamber causes making moist, and causes mouldy, rotten.The how long term storage dried food and nuts food materials problem that to be letters to be solved.
For addressing this problem, occur in prior art increasing room between adjusting humidity on refrigeration for refrigerator function basis, in the refrigerating chamber of refrigerator, such as form the space of autonomous closure as hothouse, when closing in hothouse, the air that relative humidity in refrigerating chamber is higher can not enter in hothouse, thus maintains the drying of dry room air.
The hothouse built in prior art; by blowing the lower cold wind of temperature in hothouse; then the temperature variant principle of relative humidity is utilized; the dry environment that relative humidity is lower is formed in enclosure space; but traditional air blowing control does not consider the sealing effectiveness putting into moisture that article contain and hothouse, often there will be long-time air-supply and causing wasting electric energy or the air-supply time too shortly air that fully displacement drying indoor humidity is higher cannot cause the problem of drying effect difference.For above problem, in prior art, effective solution is not yet proposed.
Summary of the invention
In view of the above problems, propose the present invention in case provide a kind of overcome the problems referred to above or the dry article-storage device solved the problem at least in part and corresponding dry article-storage device change wind method.
The present invention's further object improves the drying effect of dry article-storage device.
Another further object of the present invention is the electric energy that the dry article-storage device of minimizing expends.
According to an aspect of the present invention, what provide a kind of dry article-storage device changes wind method.Wherein dry article-storage device comprises the housing being limited with hothouse, and housing is provided with air outlet.The wind method of changing of this dry article-storage device comprises: obtain and trigger the enabling signal that dry article-storage device changes wind; Air outlet is opened, with the gas cooled via low-temperature receiver to hothouse supply according to enabling signal; Measure the humidity in hothouse, and humidity reach first preset humidity value after, close air outlet, heat up in sealed states to make hothouse.
Alternatively, enabling signal comprises: the humidity value when meeting pre-conditioned in hothouse presets the humidity of humidity value higher than second to transfinite signal.
Alternatively, pre-conditionedly following any one is comprised: the shut-in time of air outlet is more than the first Preset Time; Temperature in hothouse is higher than the first preset temperature.
Alternatively, enabling signal comprise following any one: the distance time of changing after wind last time reaches the timing signal of the second Preset Time; Temperature in hothouse is higher than the temperature over-range signal of the first preset temperature; The status signal of housing is closed after dry article-storage device picks and places object.
Alternatively, open air outlet according to enabling signal and comprise: after getting enabling signal, instant or delayed start-up air outlet.
Alternatively, the first humidity value presetting humidity value environment residing for low-temperature receiver sets, and fully replaces original air in hothouse during to ensure to close air outlet via the gas of low-temperature receiver cooling.
According to another aspect of the present invention, a kind of dry article-storage device is additionally provided.This dry article-storage device comprises: the housing being limited with hothouse, housing is provided with air outlet, moisture measurement module, be configured to measure the humidity in hothouse, air outlet is configured to: trigger after dry article-storage device changes the enabling signal of wind in acquisition and open, with the gas cooled via low-temperature receiver to hothouse supply, and the humidity in hothouse is closed after reaching the first default humidity value, heats up in sealed states to make hothouse.
Alternatively, above-mentioned dry article-storage device also comprises: humidity trigger module, be configured to preset the humidity of humidity value transfinite signal according to the humidity value in hothouse higher than second when meeting pre-conditioned and generate enabling signal, pre-conditionedly comprise following any one: the shut-in time of air outlet is more than the first Preset Time; Temperature in hothouse is higher than the first preset temperature.
Alternatively, above-mentioned dry article-storage device also comprises any one or more trigger module following: temperature triggered module, and the temperature be configured in hothouse generates enabling signal higher than during the second preset temperature value; Clocked flip module, is configured to generate enabling signal when the time after wind of changing apart from last time reaches the second Preset Time; Opening and closing trigger module, is configured to detect the open and-shut mode of housing, and detect close housing after dry article-storage device picks and places object after generate enabling signal.
Alternatively, above dry article-storage device is arranged in the refrigerating chamber of refrigerator, and low-temperature receiver comprises refrigerating chamber or the refrigeration evaporator of refrigerator.
The dry article-storage device of the present invention change wind method, wind is changed in the enabling signal unlatching of changing wind according to the dry article-storage device of triggering, and change wind according to humid control and terminate, both can ensure that the Cryogenic air sent into can replace the humid air in hothouse completely, thus changing after wind terminates, can ensure that the relative humidity in hothouse reaches long-time requirement of preserving dried food and nuts, long-time air-supply can be avoided again, expend the electric energy of refrigeration and air-supply use, effectively avoid food go mouldy and get damp again.
Further, the wind method of changing of the dry article-storage device of the present invention adopts temperature, humidity, time, hothouse opening and closing signal as triggering the enabling signal of changing wind neatly, is conducive to the maintenance of dry environment and the long-term preservation of dried food and nuts.
Further, triggering humidity i.e. the above first default humidity value and second controlling air outlet opening and closing presets humidity value, all can preset according to the humidity of hothouse low-temperature receiver and place refrigerator environment, original air in hothouse fully can be replaced via the gas of low-temperature receiver cooling during to ensure to close air outlet, control more to meet accurately, meet the storing requirement of dry article-storage device.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the drying principles schematic diagram of dry according to an embodiment of the invention article-storage device;
Fig. 2 is the schematic elevational view of dry according to an embodiment of the invention article-storage device place wind cooling refrigerator;
Fig. 3 is the schematic cross sectional views intercepted along the cutting line A-A in Fig. 1;
Fig. 4 is the schematic partial enlarged view at the place of C shown in Fig. 2;
Fig. 5 is the control block diagram of dry according to an embodiment of the invention article-storage device;
Schematic ducting system figure when Fig. 6 is the hothouse inlet air door closedown of wind cooling refrigerator according to an embodiment of the invention;
Schematic ducting system figure when Fig. 7 is the hothouse inlet air door unlatching of wind cooling refrigerator according to an embodiment of the invention;
Fig. 8 is the schematic ducting system figure intercepted along the cutting line B-B in Fig. 1;
Fig. 9 is the schematic diagram changing wind method of dry according to an embodiment of the invention article-storage device; And
Figure 10 is the optional flow chart of the one of changing wind method of dry according to an embodiment of the invention article-storage device.
Detailed description of the invention
Present embodiments provide a kind of dry article-storage device, be arranged in refrigerator particularly in wind cooling refrigerator, for the dried food and nuts food materials such as matrimony vine, tealeaves, mushroom, longan, Cordyceps sinensis provide good storage condition.Its drying principles is, is sent in the enclosed environment of relatively-high temperature by the gas cooled, along with cryogenic gas heats up gradually at enclosure space, cause relative humidity to decline, effectively form drying effect through low-temperature receiver.
Fig. 1 is the drying principles schematic diagram of dry according to an embodiment of the invention article-storage device, and the relation between various for humid air parameter represents with figure line by Fig. 1, is ordinate with temperature, is abscissa, shows relative humidity line bunch with water capacity.Under certain pressure value, along with the increase with temperature, the corresponding increase of the water capacity in humid air.In enclosed environment, air humidity content is being constant with temperature recovery, therefore two some a points in figure and b point, due on a vertical curve, a point (-18 DEG C, 85%RH) for after ventilation terminates, the Cryogenic air state point of enclosure space, b point (5 DEG C, be 15%RH) the air condition point after gas temperature rise, can find out that temperature goes back up to 5 DEG C from-18 DEG C, the relative humidity of enclosed environment is reduced to 15%RH from 85%RH, this shows along with enclosed environment air temperature rises, effectively can reduce relative humidity.That is, if be full of-18 DEG C in enclosed environment, relative humidity is after the gas of 85%RH, and along with temperature rises, when temperature rises to 5 DEG C, relative humidity can be reduced to 15%RH in theory.And-18 DEG C generally can freeze the temperature of room or evaporimeter for refrigerator and cooled, and 5 DEG C is the temperature of general cold compartment of refrigerator.Utilize this physical characteristic, the storing environment of dry article-storage device in the present embodiment can be realized.
Fig. 2 is the schematic elevational view of dry according to an embodiment of the invention article-storage device place wind cooling refrigerator, and wind cooling refrigerator 100 comprises refrigerating chamber 20 and refrigerating chamber 10.Refrigerating-chamber door 24 and refrigerating chamber door 14 are arranged on open front place of refrigerating chamber 20 and refrigerating chamber 10, respectively in order to open or close refrigerating chamber 20 and refrigerating chamber 10.Refrigerating chamber 20 can be disposed adjacent with refrigerating chamber 10 side direction.Refrigerating chamber 20 is arranged on refrigerating chamber 10 side direction in other words, is provided with dividing plate 12 between refrigerating chamber 20 and refrigerating chamber 10.
As will be understood by the skilled person in the art, the wind cooling refrigerator 100 of the embodiment of the present invention also can comprise cooling cycle system and air channel 60.Cooling cycle system such as can comprise compressor (not shown), condenser (not shown), restricting element (not shown) and evaporimeter 50.Wind cooling refrigerator 100 also can be provided with the blower fan 40 being positioned at air channel 60, and blower fan 40 is in order to blow to refrigerating chamber 20 and/or refrigerating chamber 10 by the air-flow after evaporator 50 cool-down dehumidification.
Especially, wind cooling refrigerator 100 also can comprise the dry article-storage device 30 with autonomous closure space, the enclosure space (hereinafter referred to as hothouse) that dry article-storage device 30 limits, and dry article-storage device 30 is arranged in the inner space of refrigerating chamber 20.Fruits and vegetables group food can be deposited in refrigerating chamber 20, make the relative humidity in refrigerating chamber 20 higher.The upper space of refrigerating chamber 20 is compared lower space and is had higher relative humidity.Therefore, dry article-storage device 30 can preferably be arranged in the space of bottom in refrigerating chamber 20, that is, the height and position that the top board (top board 322 see in Fig. 3) of dry article-storage device 30 is residing in refrigerating chamber 20 is no more than lower 1/3rd or 1/2nd of the whole height in refrigerating chamber 20 inner space.
See Fig. 2 and Fig. 3, in certain embodiments, dry article-storage device 30 can be made up of drawer type airtight container.Dry article-storage device 30 can comprise drawer body 31 and female seat casing 32.It can have the cavity volume of the top end opening holding article to be deposited.Female seat casing 32 can have backboard 321 and the top board 322 combined with backboard 321 in respective rear end, horizontal side plate that base plate 323 is relative with two, to form the cavity that can hold drawer body 31 pull.The front opening of female seat casing 32, drawer body 31 can be drawn out with accommodating along the fore-and-aft direction of refrigerating chamber 20.In certain embodiments, drawer body 31 can be arranged the drawer door 311 for pull drawer body 31, the edge of drawer door 311 is provided with sealing strip 37.Like this, when drawer body 31 closes with female seat casing 32, sealing strip 37 on drawer door 311 can coordinate with the forward end seal of the top board 322 of female seat casing 32, horizontal side plate that base plate 323, two is relative and sealed by the front opening of female seat casing 32 in other words, substantially seals to make dry article-storage device 30.
In certain embodiments, slideway can be set on two sidewalls of drawer body 31 transverse direction, correspondingly on the inner surface of the relative horizontal side plate of female seat casing 32 two, slide rail be installed, thus make drawer body 31 be slidably mounted on female seat casing 32.
In a further embodiment, the base plate 323 contiguous refrigerating chamber 20 inner space basal surface of the female seat casing 32 of dry article-storage device 30 is arranged.Namely the base plate 323 of the female seat casing 32 of dry article-storage device 30 is near arranging with refrigerating chamber 20 inner space basal surface, and there is gap therebetween.In certain embodiments, the base plate 323 of the female seat casing 32 of dry article-storage device 30 is shelved on the bottom.Dry article-storage device 30 is arranged on the bottom of refrigerating chamber 20 inner space in other words.
Dry article-storage device 30 comprises the housing being limited with hothouse, housing is provided with air outlet 33.Air outlet 33 flows into hothouse for cooling blast.Utilize air outlet 33, hothouse is controllably communicated with refrigerating chamber 10, the cooling blast of refrigerating chamber 10 inside is controllably supplied to hothouse via air outlet 33.The cooling blast of low temperature flows into the temperature that can reduce hothouse after in hothouse by air outlet 33 and utilizes the rising of temperature that dry indoor relative humidity is reduced.The optional a kind of structure of air outlet 33 is put on the horizontal side plate adjacent with refrigerating chamber 10 sidewall of female seat casing 32.
Correspondingly, refrigerating chamber 10 sidewall arranges opening 16, the dividing plate 12 between dry article-storage device 30 and refrigerating chamber 10 is provided with vent passages 13, air outlet 33 is by being communicated with between vent passages 13 with opening 16.The cooling blast of refrigerating chamber 10 bottom can via opening 16, vent passages 13, and air outlet 33 is controllably supplied to hothouse.
Due to the moisture distributed of the galley items in dry article-storage device 30 and the sealing effectiveness of dry article-storage device, the dry article-storage device 30 of the embodiment of the present invention also needs to open air outlet 33 according to enabling signal, carries out the air displacement in hothouse.Fig. 5 is the control block diagram of dry according to an embodiment of the invention article-storage device, moisturt register measurement module 70, be configured to measure the humidity in hothouse, air outlet 33 is configured to: trigger after dry article-storage device 30 changes the enabling signal of wind in acquisition and open, with the gas cooled via low-temperature receiver to hothouse supply, and the humidity in hothouse is closed after reaching the first default humidity value, heats up in sealed states to make hothouse.First humidity value presetting humidity value environment residing for low-temperature receiver sets, original air in hothouse fully can be replaced via the gas of low-temperature receiver cooling during to ensure to close air outlet, namely when hothouse environment is consistent with the environmental condition at low-temperature receiver place, determine hothouse through fully cooling, air outlet 33 can be closed.After hermetically drying room is warming up to the environment temperature of refrigerating chamber gradually, reach the requirement of dry environment.
For realizing the control of above air outlet 33, moisture measurement module 70 can arrange at least one humidity sensor in hothouse, to determine that the humidity in whole hothouse all reaches the first default humidity.
Dry article-storage device 30 also comprises any one or more trigger module following: humidity trigger module 72, clocked flip module 74, temperature triggered module 76, opening and closing trigger module 78.Multiple trigger module can carry out air-supply unlatching control according to different operation parameters above, wherein humidity trigger module 72 is configured to preset the humidity of humidity value transfinite signal according to the humidity value in hothouse higher than second when meeting pre-conditioned and generates enabling signal, pre-conditionedly comprises following any one: the shut-in time of air outlet is more than the first Preset Time; Temperature in hothouse is higher than the first preset temperature.Because humidity and temperature also exist interact relation, and in air-supply situation, the work operating mode of the humidity sensor in hothouse is different under normal storing operating mode, therefore humidity trigger module 72 is used to control air outlet 33 when opening, first under needing to confirm that current dry article-storage device 30 works in storing state (i.e. the shut-in time of air outlet more than the temperature in the first Preset Time or hothouse higher than the first preset temperature time), to avoid occurring when blowing controlling redundancy, lead to errors.
Clocked flip module 74 time be configured to after changed wind apart from last time reaches preset interval time second Preset Time and generates enabling signal constantly, namely starts to change wind once every predetermined period (such as 12 hours).Concrete interlude can according to determining the test of hothouse in advance, to ensure that hothouse humidity remains on below limit value and is advisable under the state of placing articles normal in hothouse.
The temperature that temperature triggered module 76 is configured in hothouse generates enabling signal higher than during the second preset temperature value, this second preset temperature can be set to the temperature of the dry article-storage device 30 place refrigerator environment of the present embodiment, such as using the refrigerated storage temperature (such as-5 degrees Celsius) of refrigerating chamber 20 as the second preset temperature, temperature triggered module 76 is after determining that the temperature of hothouse reaches the second preset temperature, air outlet 33 can be opened immediately or after time delay a period of time, again for the air of cooling sent into by hothouse.Preferably, after determining that dry indoor temperature is higher than the second preset temperature value, air outlet 33 after time delay certain hour, is opened.Namely make dry indoor temperature keep for second preset temperature a period of time, more stable to ensure the environment making hothouse, the mistake preventing of short duration temperature fluctuation from causing on the other hand controls.
Opening and closing trigger module 78 be configured to detect housing (such as drawer body 31) open and-shut mode, and detect pick and place object after close housing after generate enabling signal.This startup air-supply considers that user is after picking and placeing article, and extraneous air enters hothouse and causes the humidity of hothouse to rise, thus after user opens hothouse at every turn, once blows, and ensures the dry environment of hothouse.
Several trigger module can select a configuration above, thus select a kind of mode to control, another kind of preferred mode is several trigger module cooperation, such as after occurring that user picks and places article, opening and closing trigger module 78 works, if during normal storage state, humidity trigger module 72, clocked flip module 74, temperature triggered module 76 cooperating, timing is carried out changing wind, if there is the situation that temperature or humidity transfinite, also can start and change wind.After getting enabling signal, instant or delayed start-up air outlet 33.
Above-mentioned dry article-storage device 30 is arranged in the refrigerating chamber 20 of refrigerator, and low-temperature receiver comprises refrigerating chamber or the refrigeration evaporator of refrigerator.
Air outlet 33 place can arrange air-supply air door 34, controllably to introduce cooling blast in hothouse.Certainly, air door 34 of blowing also can be arranged in vent passages 13.Air-supply air door 34 such as can be MOD.Particularly, when hothouse does not need air-supply, air-supply air door 34 is closed, and the cooling blast of refrigerating chamber 10 inside does not flow to hothouse, and the wind path in refrigerator flows to see Fig. 6 (in figure, solid arrow represents air supply direction, and dotted arrow represents return air direction); When hothouse needs air-supply, air-supply air door 34 is opened, and the wind path that the part cooling blast of refrigerating chamber 10 inside flows in hothouse refrigerator flows to see Fig. 7 and Fig. 8.
Air-supply air door 34 can also be preferably configured to the aperture size of adjustable air outlet.Particularly, when hothouse air requirement is large, air-supply air door 34 tunes up air outlet aperture, and when hothouse air requirement hour, air outlet aperture turned down by air-supply air door 34.Time of more than blowing is determined according to the volume of hothouse and the air output of air outlet, to ensure that the gas via low-temperature receiver cooling fully can replace original air in hothouse.
In an alternative embodiment, the air outlet 33 of dry article-storage device 30 also can directly be communicated with air channel 60, flows directly into hothouse (and not needing through refrigerating chamber 10 or refrigerating chamber 20) to make the air-flow after evaporator 50 cool-down dehumidification through air outlet 33.In an alternative embodiment, when wind cooling refrigerator 100 have two be respectively the refrigerator evaporator and freezer evaporator that refrigerating chamber 20 and refrigerating chamber 10 lower the temperature time, the air-flow after refrigerator evaporator cool-down dehumidification can be made to flow directly into hothouse (not needing through refrigerating chamber 20) via air outlet 33.
Dry article-storage device 30 also has the return air inlet 35 flowing out dry article-storage device 30 for gas in hothouse.When air outlet 33 is blown to hothouse, gas larger for hothouse humidity is displaced hothouse by return air inlet 35.In certain embodiments, state return air inlet 35 to be arranged on the backboard 321 of dry article-storage device 30.The air-flow that the return air inlet 35 of drying article-storage device 30 flows out can flow in refrigerating chamber 20, loops back in air channel 60 with refrigerating chamber 20 return air.
In certain embodiments, return air inlet 35 place can arrange the return air air door 36 for closing or open return air inlet 35.Return air air door 36 such as can be unidirectional air door, namely only can not make from the outside air-out of hothouse hothouse outside distinguished and admirable enter in hothouse.
In certain embodiments, return air air door 36 can be unidirectional, when the air-supply air door 34 of air outlet 33 is opened, hothouse is entered owing to there being air-flow, the pressure of hothouse inside can raise, under the effect of the pressure, outwards open for unidirectional of the return air inlet 35 of dry article-storage device 30, the moisture in hothouse is taken away by air-flow.In order to ensure that the moisture in hothouse is fully taken away, air-supply air door 34 can be continued to open until humidity reaches the first preset temperature.Then air door 34 of blowing is closed, and owing to not having the air continued to enter hothouse, the pressure in hothouse can reduce, and automatically closes for unidirectional of dry article-storage device 30 return air inlet 35 under the effect of deadweight.Now define the confined space of a low temperature in hothouse.Namely the refrigerating gas in hothouse cannot flow out hothouse from return air inlet 35; The gas that hothouse exterior relative humidity is higher also cannot enter in hothouse.Air in hothouse can carry out heat exchange with external environment condition generation heat transfer, its temperature is raised, thus reduces the relative humidity of dry room air.
In certain embodiments, return air air door 36 also can be automatically controlled air door, its can automatically and the air-supply air door 34 at air outlet 33 place keep synchronous opening/closing.
Table 1 shows the epidemic disaster correction data of the dry article-storage device 30 according to the present invention's specific embodiment.Hothouse relative humidity is lower than refrigerating chamber 20 by about 16% as can be seen from Table 1, if a large amount of vegetables placed by refrigerating chamber 20, the relative humidity in refrigerating chamber 20 can reach 65%.If dried food and nuts is put into refrigerating chamber 20, dried food and nuts is very easy to moisture regain, and the time is grown easy to be mouldy, causes dried food and nuts to go bad.And in the present invention, the dried food and nuts being placed on hothouse due to hothouse be relatively airtight space, very little by refrigerating chamber 20 humidity effect, can ensure that hothouse relative humidity is lower than less than 40%.Thus dried food and nuts preserved for a long time do not get damp again, never degenerate.
Table 1 refrigerating chamber and hothouse humiture correction data
| Hothouse (DEG C) | Hothouse (%RH) | Refrigerating chamber (DEG C) | Refrigerating chamber (%RH) | |
| Mean value | 7.0 | 26.0 | 5.7 | 43.3 |
What the embodiment of the present invention additionally provided a kind of dry article-storage device changes wind method, is applicable to control the dry article-storage device 30 of any one in above embodiment, ensures that the hothouse that dry article-storage device 30 limits possesses good dry storing environment.Fig. 9 is the schematic diagram changing wind method of dry according to an embodiment of the invention article-storage device, and the wind method of changing of this dry article-storage device comprises:
Step S902, obtains and triggers the enabling signal that dry article-storage device changes wind;
Step S904, opens air outlet according to enabling signal, with the gas cooled via low-temperature receiver to hothouse supply;
Step S906, measures the humidity in hothouse, and judges whether the humidity recorded reaches first and preset humidity;
Step S908, after the humidity recorded reaches the first default humidity value, closes air outlet, heats up in sealed states to make hothouse.
Above first humidity value presetting humidity value environment residing for low-temperature receiver sets, and fully can replace original air in hothouse during to ensure to close air outlet via the gas of low-temperature receiver cooling.And by after getting enabling signal, can immediately or delayed start-up air outlet 33.
Above enabling signal can comprise following any one:
Humidity value when meeting pre-conditioned in hothouse presets the humidity of humidity value higher than second to transfinite signal, and this is pre-conditioned comprises following any one: the shut-in time of air outlet is more than the first Preset Time; Temperature in hothouse is higher than the first preset temperature.Thus when ensureing to start air-supply, under hothouse works in normal storing state.
Apart from the timing signal that the time of changing last time after wind reaches the second Preset Time;
Temperature in hothouse is higher than the temperature over-range signal of the first preset temperature;
The status signal of housing is closed after dry article-storage device picks and places object.
Several trigger module can select a configuration above, thus select a kind of mode to control, another kind of preferred mode is several trigger module cooperation, and Figure 10 is the optional flow chart of the one of changing wind method of dry according to an embodiment of the invention article-storage device.
After determining that dry article-storage device starts, following steps can be performed successively:
Step S1002, judge whether dry article-storage device 30 works in storing state, basis for estimation can for shut-in time of air outlet 33 more than the temperature in the first Preset Time or hothouse higher than the first preset temperature time, think that dry article-storage device 30 works in storing state, if dry article-storage device 30 is not for storing state (such as current just under ventilation state), the duty of dry article-storage device 30 can be continued to monitor, if determine that the work at present of dry article-storage device 30 is under storing state, perform step S1004;
Step S1004, judges whether hothouse humidity reaches first and preset humidity value, if jump to step S1012 putting in blast, if not, performs step S1006;
Step S1006, judges whether dry article-storage device reaches the second Preset Time (such as 12 hours) apart from the time of changing last time after wind, if jump to step S1012, if not, performs step S1008;
Step S1008, judges that whether temperature value in hothouse is higher than the second preset temperature value, if jump to step S1012, if not, performs step S1010;
Step S1010, judges dry article-storage device is closed after whether being unlocked, if jump to step S1012, if not, returns and perform step S1004;
Step S1012, opens air outlet, with the gas cooled via low-temperature receiver to hothouse supply;
Step S1014, judges that the humidity recorded in hothouse reaches first and presets humidity value, if not, continues air-supply until the air-supply time reaches requirement; If perform step S1016, close air outlet, keep closed state, until meet the Rule of judgment next time any one of step S1004 to step S1010, to blow next time.
More than open the process of air outlet, can be perform at once after meeting the Rule of judgment any one of step S1004 to step S1010, time such as after changed wind apart from last time reaches preset interval time and opens air-supply immediately, also can be that time delay performs, such as when humidity value reaches the second default humidity value, after time delay a period of time, open air outlet 33.
The dry article-storage device provided in the present embodiment change wind method, wind is changed in the enabling signal unlatching of changing wind according to the dry article-storage device of triggering, and change wind according to humid control and terminate, both can ensure that the Cryogenic air sent into can replace the humid air in hothouse completely, thus changing after wind terminates, can ensure that the relative humidity in hothouse reaches long-time requirement of preserving dried food and nuts, long-time air-supply can be avoided again, expend the electric energy of refrigeration and air-supply use, effectively avoid food go mouldy and get damp again.
Further, the wind method of changing of the dry article-storage device of the present invention adopts temperature, humidity, time, hothouse opening and closing signal as triggering the enabling signal of changing wind neatly, is conducive to the maintenance of dry environment and the long-term preservation of dried food and nuts.
Further, triggering humidity i.e. the above first default humidity value and second controlling air outlet opening and closing presets humidity value, all can preset according to the humidity of hothouse low-temperature receiver and place refrigerator environment, original air in hothouse fully can be replaced via the gas of low-temperature receiver cooling during to ensure to close air outlet, control more to meet accurately, meet the storing requirement of dry article-storage device.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. dry article-storage device change a wind method, wherein dry article-storage device comprises the housing being limited with hothouse, and described housing is provided with air outlet, it is characterized in that described method comprises:
Obtain and trigger the enabling signal that described dry article-storage device changes wind;
Described air outlet is opened, with the gas cooled via low-temperature receiver to described hothouse supply according to described enabling signal;
Measure the humidity in described hothouse, and described humidity reaches first presets after humidity value, close described air outlet, heat up in sealed states to make described hothouse.
2. method according to claim 1, is characterized in that
Described enabling signal comprises: the humidity value when meeting pre-conditioned in described hothouse presets the humidity of humidity value higher than second to transfinite signal.
3. method according to claim 2, is characterized in that
Describedly pre-conditionedly comprise following any one: the shut-in time of described air outlet is more than the first Preset Time; Temperature in described hothouse is higher than the first preset temperature.
4. method according to claim 1, it is characterized in that described enabling signal comprise following any one:
Apart from the timing signal that the time of changing last time after wind reaches the second Preset Time;
Temperature in described hothouse is higher than the temperature over-range signal of the first preset temperature;
The status signal of described housing is closed after described dry article-storage device picks and places object.
5. method according to any one of claim 1 to 4, is characterized in that, opens described air outlet comprise according to described enabling signal:
After getting described enabling signal, air outlet described in instant or delayed start-up.
6. method according to any one of claim 1 to 4, is characterized in that
Described first humidity value presetting humidity value environment residing for described low-temperature receiver sets, and fully replaces original air in described hothouse described in during to ensure to close described air outlet via the gas of low-temperature receiver cooling.
7. a dry article-storage device, is characterized in that comprising:
Be limited with the housing of hothouse, described housing be provided with air outlet,
Moisture measurement module, is configured to measure the humidity in described hothouse,
Described air outlet is configured to: trigger after described dry article-storage device changes the enabling signal of wind in acquisition and open, with the gas cooled via low-temperature receiver to described hothouse supply, and the humidity in described hothouse is closed after reaching the first default humidity value, heats up in sealed states to make described hothouse.
8. dry article-storage device according to claim 7, characterized by further comprising:
Humidity trigger module, is configured to preset the humidity of humidity value transfinite signal according to the humidity value in described hothouse higher than second when meeting pre-conditioned and generates described enabling signal,
Describedly pre-conditionedly comprise following any one: the shut-in time of described air outlet is more than the first Preset Time; Temperature in described hothouse is higher than the first preset temperature.
9. dry article-storage device according to claim 7, characterized by further comprising any one or more trigger module following:
Temperature triggered module, is configured to temperature in described hothouse higher than generating described enabling signal during the second preset temperature value;
Clocked flip module, is configured to generate described enabling signal when the time after wind of changing apart from last time reaches the second Preset Time;
Opening and closing trigger module, is configured to the open and-shut mode detecting described housing, and detect close described housing after described dry article-storage device picks and places object after generate described enabling signal.
10. the dry article-storage device according to any one of claim 7 to 9, is characterized in that
Be arranged in the refrigerating chamber of refrigerator,
Described low-temperature receiver comprises refrigerating chamber or the refrigeration evaporator of described refrigerator.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692851.7A CN104567189A (en) | 2014-11-26 | 2014-11-26 | Dry storage device and ventilation method thereof |
| PCT/CN2015/081869 WO2016082535A1 (en) | 2014-11-26 | 2015-06-18 | Dry storage device and ventilation method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410692851.7A CN104567189A (en) | 2014-11-26 | 2014-11-26 | Dry storage device and ventilation method thereof |
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| CN104567189A true CN104567189A (en) | 2015-04-29 |
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| CN201410692851.7A Pending CN104567189A (en) | 2014-11-26 | 2014-11-26 | Dry storage device and ventilation method thereof |
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| CN (1) | CN104567189A (en) |
| WO (1) | WO2016082535A1 (en) |
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| WO2016082535A1 (en) * | 2014-11-26 | 2016-06-02 | 青岛海尔股份有限公司 | Dry storage device and ventilation method therefor |
| CN108548362A (en) * | 2018-03-26 | 2018-09-18 | 青岛海尔股份有限公司 | The dehumanization method of refrigerator and dry section with dry section |
| WO2022111474A1 (en) * | 2020-11-24 | 2022-06-02 | 海尔智家股份有限公司 | Refrigeration appliance with joint partition plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112923630A (en) * | 2019-12-06 | 2021-06-08 | 青岛海尔电冰箱有限公司 | Refrigerator with dry compartment |
| CN116697679A (en) * | 2022-02-28 | 2023-09-05 | 青岛海尔电冰箱有限公司 | Control method of refrigerator |
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Also Published As
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| WO2016082535A1 (en) | 2016-06-02 |
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Application publication date: 20150429 |