CN106766515A - The controlled atmosphere control method of refrigerating equipment and refrigerating equipment - Google Patents
The controlled atmosphere control method of refrigerating equipment and refrigerating equipment Download PDFInfo
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- CN106766515A CN106766515A CN201611109703.3A CN201611109703A CN106766515A CN 106766515 A CN106766515 A CN 106766515A CN 201611109703 A CN201611109703 A CN 201611109703A CN 106766515 A CN106766515 A CN 106766515A
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- fresh
- controlled atmosphere
- keeping
- space
- keeping space
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Classifications
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a kind of controlled atmosphere control method of refrigerating equipment and refrigerating equipment.The controlled atmosphere control method of wherein refrigerating equipment includes：Obtain the trigger action that user opens controlled atmosphere function；The controlled atmosphere demand status in multiple fresh-keeping spaces are determined according to trigger action；According to the controlled atmosphere demand status in multiple fresh-keeping spaces, the pipeline that pipeline switching mechanism connects aspiration pump to the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand is ordered about, the pipeline amount of the oxygen rich gas collecting chamber closed in aspiration pump to the fresh-keeping space without controlled atmosphere demand；And control pumping pump operation, the gas discharge in the oxygen rich gas collecting chamber that will have in the fresh-keeping space of controlled atmosphere demand.The solution of the present invention, controlled atmosphere is realized using an aspiration pump to the multiple fresh-keeping space in storage space, it is possible to for different types of article of different fresh-keeping space storages, is realized different atmospheres, is fully met the fresh-keeping demand of variety classes article.
Description
Technical field
The present invention relates to article field of storage, more particularly to a kind of controlled atmosphere control method of refrigerating equipment and refrigeration
Freezing equipment.
Background technology
As social development and people's living standard are increasingly improved, and the rhythm of life of people is more and more faster, Ren Menjing
Substantial amounts of article can be often bought to be placed in all kinds of refrigerating equipment, but for leafy vegetable and melon and fruit based food, it is cold
Hiding the low temperature in the storage space of freezing equipment can not only make the epidermis of these foods the phenomenon of corrugation and spot occur, can also shadow
Ring their original tastes and nutrition.
In the preservation technique of refrigerating equipment, oxidation, the respiration of food in oxygen and refrigerating equipment
It is all closely related.The breathing of food is slower, and the oxidation of food is lower, and fresh keeping time is also more long.Reduce the oxygen in air
Gas content, has obvious effect to food fresh keeping.At present, in order to reduce the content of oxygen in refrigerating equipment, existing skill
It is fresh-keeping generally hypoxemia to be carried out in art using vacuum freshness retaining or extra setting device for deoxidizing.However, the operation of vacuum freshness retaining is usual
It is relatively complicated, using being inconvenient；And device for deoxidizing generally carries out deoxygenation using electrolyte etc., device is complex and deoxygenation is imitated
Fruit is not obvious.
Controlled atmosphere technology refers in general manner the atmosphere (gas componant by adjusting closing space residing for storage thing
Ratio or gas pressure) mode extend the technology of shelf life of food products, its general principle is：In certain closing space
It is interior, obtain being different from the atmosphere of normal air constituent by various regulative modes, to suppress to cause storage thing (usually to be eaten
Material) putrid and deteriorated physiological and biochemical procedure and microorganism activity.Especially, in this application, the controlled atmosphere for being discussed will
Specifically designed in the controlled atmosphere technology being adjusted to gas component ratio.
Those skilled in the art know that normal air constituent includes (pressing volume percentage, hereafter together)：About 78%
Nitrogen, about 21% oxygen, about 0.939% rare gas (helium, neon, argon, krypton, xenon, radon), 0.031% carbon dioxide, with
And 0.03% other gases and impurity (for example, ozone, nitric oxide, nitrogen dioxide, vapor etc.).In controlled atmosphere neck
Domain, generally obtains the fresh-keeping gas of rich nitrogen oxygen deprivation using nitrogen-rich gas are filled with to closing space by the way of reducing oxygen content
Atmosphere.Here, those skilled in the art know that nitrogen-rich gas refer to that nitrogen content exceedes nitrogen content in above-mentioned normal air
Gas, such as nitrogen content therein can be 95%~99%, even more high；And the fresh-keeping atmosphere of rich nitrogen oxygen deprivation refers to
Nitrogen content is more than the gas atmosphere of nitrogen content, oxygen content less than oxygen content in above-mentioned normal air in above-mentioned normal air
Enclose.
Sealing space often is set used as fresh-keeping chamber, but different types of food pair in storage space in the prior art
The requirement of nitrogen gas concn also and is differed, under sealing space identical nitrogen gas concn, it is impossible to meet different types of food
Fresh-keeping demand, may influence the storage effect of some food, and then reduce the experience of user.
The content of the invention
It is an object of the invention to realize that the atmosphere in multiple spaces is adjusted.
The present invention one is further objective is that the storage effect of article in refrigerating equipment will be improved.
Especially, the invention provides a kind of controlled atmosphere control method of refrigerating equipment, wherein refrigerating equipment bag
Casing is included, storage space and compressor bin are defined inside it, multiple fresh-keeping spaces are provided with storage space；Multiple controlled atmosphere films
Component, is respectively arranged at each fresh-keeping space and its surrounding space is connected with fresh-keeping space, and each controlled atmosphere membrane module has at least
One controlled atmosphere film and an oxygen rich gas collecting chamber, and it is arranged so that the oxygen in controlled atmosphere membrane module surrounding space air-flow is relative
More enter oxygen rich gas collecting chamber through controlled atmosphere film in nitrogen therein；And aspiration pump, it is arranged in compressor bin, its
Entrance point is controllably connected via pipeline and pipeline switching mechanism with each oxygen rich gas collecting chamber, and the refrigerating equipment
Controlled atmosphere control method include：Obtain the trigger action that user opens controlled atmosphere function；Multiple guarantor is determined according to trigger action
The controlled atmosphere demand status in fresh space, wherein controlled atmosphere demand status at least whether there is controlled atmosphere demand and have gas including each fresh-keeping space
The quantity in the fresh-keeping space of tune demand；According to the controlled atmosphere demand status in multiple fresh-keeping spaces, order about the connection of pipeline switching mechanism and take out
Air pump closes aspiration pump to the guarantor without controlled atmosphere demand to the pipeline of the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand
The pipeline amount of the oxygen rich gas collecting chamber in fresh space；And control pumping pump operation, there will be the fresh-keeping space of controlled atmosphere demand
Gas discharge in interior oxygen rich gas collecting chamber.
Alternatively, the step of control pumping pump operation includes：Quantity according to the fresh-keeping space for having controlled atmosphere demand determines to take out
The rotating speed of air pump, and control aspiration pump to be run with the rotating speed.
Alternatively, refrigerating equipment also includes oxygen sensor, is arranged in each fresh-keeping space, and taken out in control
Also include after the step of air pump runs：The actual oxygen concentration in each fresh-keeping space is detected using oxygen sensor；Judge
Have whether the actual oxygen concentration in the fresh-keeping space of controlled atmosphere demand is equal to or less than the preset concentration threshold value in the fresh-keeping space, its
In each fresh-keeping space preset concentration threshold value it is identical or different；And if so, ordering about pipeline switching mechanism closes aspiration pump
Entrance point to the fresh-keeping space pipeline, and after the entrance point of aspiration pump is closed to the pipeline in each fresh-keeping space, control
Aspiration pump is out of service.
Alternatively, obtaining the step of user opens the trigger action of controlled atmosphere function includes：Using being arranged at, refrigeration is cold
Button in jelly equipment obtains the input operation of user, to determine the controlled atmosphere demand shape in multiple fresh-keeping spaces according to input operation
Condition.
According to another aspect of the present invention, a kind of refrigerating equipment is additionally provided, wherein the refrigerating equipment bag
Casing is included, storage space and compressor bin are defined inside it, multiple fresh-keeping spaces, the refrigerating are provided with storage space
Equipment also includes：Triggering acquisition device, is configured to obtain the trigger action that user opens controlled atmosphere function；Situation determines dress
Put, be configured to determine according to trigger action the controlled atmosphere demand status in multiple fresh-keeping spaces, wherein controlled atmosphere demand status at least include
Each fresh-keeping space whether there is controlled atmosphere demand and has the quantity in the fresh-keeping space of controlled atmosphere demand；And controlled atmosphere device, including multiple
Controlled atmosphere membrane module and aspiration pump, plurality of controlled atmosphere membrane module be respectively arranged at each fresh-keeping space and its surrounding space with it is fresh-keeping
Space connects, and each controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and is arranged so that gas
The oxygen in membrane module surrounding space air-flow is adjusted more to be collected into oxygen rich gas through controlled atmosphere film relative to nitrogen therein
Chamber；Aspiration pump, is arranged in compressor bin, its entrance point via pipeline and pipeline switching mechanism controllably with each oxygen rich gas
Collecting chamber is connected, and controlled atmosphere device is configured to the controlled atmosphere demand status according to multiple fresh-keeping spaces, orders about pipeline switching machine
Structure connects the pipeline of aspiration pump to the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand, closes aspiration pump to without controlled atmosphere
The pipeline of the oxygen rich gas collecting chamber in the fresh-keeping space of demand, control pumping pump operation, will there is the fresh-keeping sky of controlled atmosphere demand
Gas discharge in interior oxygen rich gas collecting chamber.
Alternatively, aspiration pump is configured to：According to the quantity in the fresh-keeping space for having controlled atmosphere demand, its rotating speed is adjusted.
Alternatively, pipeline switching mechanism includes the air inlet end in the multiple fresh-keeping spaces of correspondence and an outlet side, wherein many
Individual air inlet end is respectively connecting to the oxygen rich gas collecting chamber in the controlled atmosphere membrane module in multiple fresh-keeping spaces, and outlet side is connected to pumping
The entrance point of pump, to adjust the on off operating mode of pipeline between the entrance point of aspiration pump and each oxygen rich gas collecting chamber.
Alternatively, the refrigerating equipment, also includes：Oxygen sensor, is arranged in each fresh-keeping space, is configured to inspection
The actual oxygen concentration surveyed in each fresh-keeping space, and controlled atmosphere device is configured to：Having in the fresh-keeping space of controlled atmosphere demand
Actual oxygen concentration be equal to or less than the fresh-keeping space predetermined threshold value in the case of, order about pipeline switching mechanism close pumping
The entrance point of pump to the fresh-keeping space pipeline, and after the entrance point of aspiration pump is closed to the pipeline in each fresh-keeping space,
Control aspiration pump is out of service, and the predetermined threshold value in wherein each fresh-keeping space is identical or different.
Alternatively, triggering acquisition device includes：Button, is arranged in refrigerating equipment, is configured to obtain the defeated of user
Enter operation.
Alternatively, the refrigerating equipment also includes：Multiple sealed drawers, are arranged inside storage space, close by multiple
Envelope drawer limits multiple fresh-keeping spaces.
The controlled atmosphere control method of refrigerating equipment of the invention and refrigerating equipment, it is possible to use an aspiration pump pair
Controlled atmosphere is realized in multiple fresh-keeping space in storage space, and aspiration pump is taken out according to the controlled atmosphere demand status in multiple fresh-keeping spaces, connection
The entrance point of air pump closes the entrance point of aspiration pump to the pipeline of the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand
The pipeline of the oxygen rich gas collecting chamber in the fresh-keeping space without controlled atmosphere demand, will there is oxygen rich air in the fresh-keeping space of controlled atmosphere demand
Oxygen rich gas discharge in body collecting chamber, to realize the atmosphere of rich nitrogen oxygen deprivation in fresh-keeping space, it is possible to for difference
Different types of article of fresh-keeping space storage, realizes the different atmosphere of nitrogen gas concn, fully meets refrigerating equipment
The fresh-keeping demand of article in multiple different fresh-keeping spaces, it is ensured that the storage effect of article, the effectively experience of lifting user.
Further, the controlled atmosphere control method of refrigerating equipment of the invention and refrigerating equipment, aspiration pump may be used also
With the controlled atmosphere demand status according to multiple fresh-keeping spaces, its rotating speed is adjusted, specifically, can be according to the fresh-keeping sky for having controlled atmosphere demand
Between quantity adjust aspiration pump rotating speed so that the working condition of aspiration pump meets the controlled atmosphere demand in fresh-keeping space, further
Ensure that the fresh-keeping effect of storage article.
According to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will be brighter
Of the invention above-mentioned and other purposes, advantages and features.
Brief description of the drawings
Describe some specific embodiments of the invention in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter.
Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic diagram of refrigerating equipment according to an embodiment of the invention；
Fig. 2 is the schematic diagram of the refrigerating equipment that Fig. 1 is observed from another angle；
Fig. 3 is the schematic block diagram of refrigerating equipment according to an embodiment of the invention；
Fig. 4 is the structural representation of sealed drawer in refrigerating equipment shown in Fig. 1；
Fig. 5 is the schematic, exploded of the sealed drawer shown in Fig. 4；
Fig. 6 is the attachment structure schematic diagram of sealed drawer and aspiration pump in refrigerating equipment shown in Fig. 1；
Fig. 7 is the attachment structure of sealed drawer and aspiration pump in refrigerating equipment in accordance with another embodiment of the present invention
Schematic diagram；
Fig. 8 is the schematic diagram of the controlled atmosphere control method of refrigerating equipment according to an embodiment of the invention；And
Fig. 9 is the detail flowchart of the controlled atmosphere control method of refrigerating equipment according to an embodiment of the invention.
Specific embodiment
A kind of refrigerating equipment is present embodiments provided, gas can be realized to the multiple fresh-keeping space in storage space
Adjust, to meet the storage requirements of article in different fresh-keeping spaces.Wherein refrigerating equipment can be refrigerator, refrigerator-freezer etc..Fig. 1 is
The schematic diagram of refrigerating equipment 100 according to an embodiment of the invention；Fig. 2 is to observe Fig. 1 from another angle
The schematic diagram of refrigerating equipment 100；Fig. 3 is showing for refrigerating equipment 100 according to an embodiment of the invention
Meaning block diagram.As shown in Figure 1 to Figure 3, the refrigerating equipment 100 can include in general manner：Casing 10, triggering acquisition device
30th, situation determining device 40 and controlled atmosphere device 50, wherein controlled atmosphere device 50 include controlled atmosphere membrane module 51 and aspiration pump 52.
Wherein, storage space 101, compressor bin is defined inside casing 10.The quantity and structure of storage space 101 can
To be configured according to demand, Fig. 1 shows a case that the first space, second space and the 3rd space for setting gradually up and down；
Space above is configurable to refrigerating space, reefer space, alternating temperature space or fresh-keeping space according to purposes difference.Each storing
Space can be divided into multiple storage areas by demarcation strip, using rack or drawer storage article.Set in storage space
The quantity for having multiple fresh-keeping spaces, i.e., fresh-keeping space is more than 1.
Refrigerating equipment 100 can also include door body, be arranged at the preceding surface of casing 10, for closing storage space
101.Door body can be correspondingly arranged with storage space, i.e., each storage space is to that should have one or more door body.And storing
The quantity of space and door body, the function of storage space can be by concrete condition actual selections.The refrigerating equipment 100 of the present embodiment
Correspondence the first space, second space, the 3rd space that set gradually up and down, be respectively arranged with the first door body 21, the second door body 22,
3rd door body 23.Door body can be pivotally installed in case body front surface, can also be opened using drawer type, to realize drawer type
The storage space of storage space, wherein drawer type is often provided with metal sliding rail, it is ensured that imitated during drawer open and close
Fruit is soft, it is possible to reduce noise.The door-opening mode in the first space of the refrigerating equipment 100 of the present embodiment is opened for pivoted
Open, the door-opening mode in second space and the 3rd space is drawer type unlatching.
As depicted in figs. 1 and 2, multiple sealed drawers 11 can be provided with storage space, be limited by multiple sealed drawers 11
Multiple fresh-keeping spaces 102 are made, these fresh-keeping interior volumes can be provided with controlled atmosphere membrane module 51, it is empty as controlled atmosphere
Between, the internal gas atmosphere in above-mentioned multiple fresh-keeping spaces is adjusted by an aspiration pump.In some optional embodiments
In, above-mentioned multiple fresh-keeping spaces can also be limited by seal box, hermetically sealed can, seal box etc..
Fig. 4 is the structural representation of sealed drawer in refrigerating equipment 100 shown in Fig. 1, and Fig. 5 is close shown in Fig. 4
Seal the schematic, exploded of drawer.The second space of the refrigerating equipment 100 of the present embodiment and the 3rd space are taken out by sealing
Two fresh-keeping spaces that drawer 11 is limited.Casing 10 can include inner bag, and storage space is limited in it.As shown in figure 3, sealing
Drawer 11 includes：Drawer cylinder 12, with preceding to opening, and is fixed on inner bag, and fresh-keeping space 102 is defined in it；And take out
Drawer body 13, is slidably mounted in drawer cylinder 12, is operationally outwards extracted out with from the forward direction opening of drawer cylinder 12
Be inwardly inserted into drawer cylinder 12.Drawer cylinder 12 may be disposed at the bottom of inner bag, in some other embodiment, drawer cylinder
12 may also set up in the middle part or top of inner bag.In this embodiment, inner bag and drawer cylinder 12 can be integrally formed, also can be independent
Then shaping is installed again.
In some embodiments of the invention, as shown in Figure 3 and Figure 4, controlled atmosphere membrane module 51 may be disposed at drawer cylinder 12
On, it is preferably provided at the roof of drawer cylinder 12.Specifically, it is provided with the roof of drawer cylinder 12 and is connected with fresh-keeping space
Accommodating chamber 121, with accommodating controlled atmosphere membrane module 51.Wall between the accommodating chamber 121 of the roof of drawer cylinder 12 and fresh-keeping space
At least one first passages 122 and be spaced apart with least one first passages 122 at least one second are offered on face
Passage 123, to connect accommodating chamber 121 and fresh-keeping space in diverse location respectively.First passage 122 and the second passage
123 are aperture, and quantity can be multiple.In some alternate embodiments, the roof inner side of drawer cylinder 12 is with recessed
Fall into groove.Controlled atmosphere membrane module 51 is arranged in the recessed groove of the roof of drawer cylinder 12.
In some embodiments of the invention, in order to promote fresh-keeping space to be flowed with the gas in accommodating chamber 121, refrigerate cold
Jelly equipment 100 may also include blower fan 60, be arranged in accommodating chamber 121, to promote the gas in fresh-keeping space successively via at least one
Individual first passage 122, the passage 123 of accommodating chamber 121 and at least one second return to fresh-keeping space.Blower fan 60 is preferably and is centrifuged
Blower fan, is arranged in accommodating chamber 121 at first passage 122.That is, centrifugal blower is located at least one first passages
122 top, and rotation axis is straight down, air inlet is right against the first passage 122.The gas outlet of centrifugal blower can direction
Controlled atmosphere membrane module 51.Controlled atmosphere membrane module 51 is arranged at the top of at least one second passages 123 and causes controlled atmosphere membrane module 51
Each controlled atmosphere film parallel to drawer cylinder 12 roof.At least one first passages 122 are arranged at roof front portion, at least one
Individual second passage 123 is arranged at roof rear portion.That is, centrifugal blower is arranged at the front portion of accommodating chamber 121, and controlled atmosphere membrane module 30 sets
It is placed in the rear portion of accommodating chamber 121.
Further, the roof of drawer cylinder 12 includes lower board unit 124 and ceiling plate portion 125, a partial zones of lower board unit 124
Depressed part is formed in domain, ceiling plate portion 125 is removably covered on depressed part, to form accommodating chamber 121.For the ease of drawer cylinder
12 making, lower board unit 124 can be integrally formed with the side wall of drawer cylinder 12, bottom wall, rear wall.
Fig. 6 is the attachment structure schematic diagram of sealed drawer and aspiration pump in refrigerating equipment 100 shown in Fig. 1, and Fig. 7 is
The attachment structure schematic diagram of sealed drawer and aspiration pump in refrigerating equipment 100 in accordance with another embodiment of the present invention.Fig. 6
Limited by sealed drawer 11 with the fresh-keeping space shown in Fig. 7.
The triggering acquisition device 30 of refrigerating equipment 100 can be configured to obtain touching for user's unlatching controlled atmosphere function
Hair operation.Situation determining device 40 can be configured to determine according to trigger action the controlled atmosphere demand status in multiple fresh-keeping spaces, its
Middle controlled atmosphere demand status at least whether there is controlled atmosphere demand and have the quantity in the fresh-keeping space of controlled atmosphere demand including each fresh-keeping space.
Wherein triggering acquisition device 30 can include：Button 24, is arranged in refrigerating equipment 100, is configured to obtain the defeated of user
Enter operation.Fresh-keeping space whether there is controlled atmosphere demand can be determined by the button 24 set in refrigerating equipment 100, for example can be with
The operation that user opens controlled atmosphere function is obtained by button 24, button 24 can be set with fresh-keeping spatial match, to determine
Each fresh-keeping space whether there is controlled atmosphere demand.In addition to button 24, display screen can also be utilized to obtain the input operation of user.
In some other embodiment, unlatching that can also be by obtaining sealed drawer 11 is operated, after sealed drawer 11 is unlocked, really
There is controlled atmosphere demand in the fresh-keeping space that the fixed sealed drawer 11 is limited.
Controlled atmosphere device 50 includes multiple controlled atmosphere membrane modules 51 and aspiration pump 52, and plurality of controlled atmosphere membrane module 51 is respectively provided with
Connected with fresh-keeping space in each fresh-keeping space and its surrounding space, each controlled atmosphere membrane module 51 have at least one controlled atmosphere film and
One oxygen rich gas collecting chamber, and it is arranged so that the oxygen in controlled atmosphere membrane module surrounding space air-flow relative to nitrogen therein
More enter oxygen rich gas collecting chamber through controlled atmosphere film.In the present embodiment, controlled atmosphere film is oxygen permeable membrane, and controlled atmosphere membrane module 51 can
Think oxygen-enriched membrane component.Oxygen-enriched membrane component is different using the infiltration rate in air during each component gas permeation oxygen permeable membrane, in pressure
Under power difference drives, oxygen preferentially obtains oxygen by oxygen permeable membrane in making air.In some other embodiment, controlled atmosphere film may be used also
Think hollow-fibre membrane, controlled atmosphere membrane module 51 can be hollow fiber film assembly, and hollow fiber film assembly is using each group in air
Divide the transmitance of gas permeation hollow-fibre membrane different, because oxygen molecule is less than nitrogen molecular, oxygen molecule can preferentially pass through hollow fibre
Tie up film and obtain oxygen.
Aspiration pump 52 is arranged in compressor bin, its entrance point via pipeline 53 and pipeline switching mechanism 54 controllably with often
Individual oxygen rich gas collecting chamber connection, and controlled atmosphere device 50 is configured to the controlled atmosphere demand status according to multiple fresh-keeping spaces, drives
Pipeline switching mechanism 54 is connected the pipeline of aspiration pump 52 to the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand, close
The pipeline of the oxygen rich gas collecting chamber closed in aspiration pump 52 to the fresh-keeping space without controlled atmosphere demand, control aspiration pump 52 runs, with
Gas discharge in the oxygen rich gas collecting chamber that will have in the fresh-keeping space of controlled atmosphere demand.For example determine there be the fresh-keeping of controlled atmosphere demand
Behind space, the pipeline of the oxygen rich gas collecting chamber in aspiration pump 52 to the fresh-keeping space can be connected；It is determined that without controlled atmosphere demand
Behind fresh-keeping space, the pipeline of the oxygen rich gas collecting chamber that can be closed in aspiration pump 52 to the fresh-keeping space.Due to controlled atmosphere film group
Oxygen in the surrounding space air-flow of part 51 more enters oxygen rich gas collecting chamber relative to nitrogen therein through controlled atmosphere film, because
And the gas in oxygen rich gas collecting chamber is generally oxygen rich gas.
In the case where controlled atmosphere film is oxygen permeable membrane, aspiration pump 52 is by the pipe that is connected with fresh-keeping space oxygen rich gas collecting chamber
It is evacuated outside road direction, so that pressure of the pressure of oxygen rich gas collecting chamber less than fresh-keeping space.That is, aspiration pump 52 is outside
During pumping, the air in fresh-keeping space can flow to oxygen-enriched membrane component, and make in fresh-keeping space in the presence of oxygen-enriched membrane component
Part or all of oxygen in air enters oxygen rich gas collecting chamber, and fresh-keeping space is discharged by by pipeline 53 and aspiration pump 52,
So as to obtain the atmosphere that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping in fresh-keeping space.Aspiration pump 52 can be installed on seal box
It is interior, and be installed in compressor bin by mounting base.Aspiration pump 52 is arranged in compressor bin, can make full use of compressor bin
Space, does not take elsewhere additionally, therefore will not increase the additional volumes of refrigerating equipment, can make refrigerating equipment
Compact conformation.
Pipeline switching mechanism 54 includes the air inlet end in the multiple fresh-keeping spaces of correspondence and an outlet side, it is plurality of enter gas
End is respectively connecting to the oxygen rich gas collecting chamber in the controlled atmosphere membrane module 51 in multiple fresh-keeping spaces, and outlet side is connected to aspiration pump 52
Entrance point, pipeline switching mechanism 54 be configured to adjust aspiration pump 52 entrance point and each oxygen rich gas collecting chamber between pipeline
On off operating mode.In some other embodiments, can be by the import of structural adjustment aspiration pump 52 of other pipelines and valve
End and the on off operating mode of each oxygen rich gas collecting chamber.The entrance point of such as aspiration pump can respectively with the richness in each fresh-keeping space
Carrier of oxygen collecting chamber is individually connected by pipeline, and check valve is provided with every pipeline, by controlling the opening and closing of each check valve,
The state that aspiration pump entrance point connects each oxygen rich gas collecting chamber can be adjusted.
Fig. 6 is the attachment structure schematic diagram of sealed drawer and aspiration pump in refrigerating equipment 100 shown in Fig. 1, and this is cold
The quantity for hiding sealed drawer 11 in freezing equipment 100 is two, and pipeline switching mechanism 54 goes out including two air inlet ends and one
Gas end, two air inlet end is respectively connecting to two oxygen rich gas collecting chambers of sealed drawer, and its outlet side is connected to aspiration pump
52 entrance point.
Fig. 7 is the connection of sealed drawer and aspiration pump in refrigerating equipment 100 in accordance with another embodiment of the present invention
Structural representation, the quantity of sealed drawer 11 is three, respectively the first drawer 111, the second drawer 112, the 3rd drawer 113,
Pipeline switching mechanism 54 includes three air inlet ends and an outlet side, and its three air inlet ends are respectively connecting to three sealed drawers
Oxygen rich gas collecting chamber, its outlet side is connected to the entrance point of aspiration pump 52.An instantiation is introduced below：If
Three sealed drawers define the first fresh-keeping space, the second fresh-keeping space, the 3rd fresh-keeping space respectively, in the first fresh-keeping space and
There is controlled atmosphere demand in second fresh-keeping space, in the case that the 3rd fresh-keeping space is without controlled atmosphere demand, the connection of pipeline switching mechanism 54 first
The pipeline of drawer 111, the second drawer 112 to aspiration pump 52, closes the pipeline of the 3rd drawer 113 to aspiration pump 52, with by taking out
Air pump 52 discharges the oxygen in the oxygen rich gas collecting chamber of the first drawer 111 and the second drawer 112, makes the He of the first drawer 111
Atmosphere in second drawer 112 meets the fresh-keeping demand of article.The particular number of above sealed drawer 11 is only to enumerate, and simultaneously
Non- limitation of the invention, in other embodiments, the quantity of sealed drawer 11 can be other integer values more than 1, and manage
The quantity of the air inlet end of road switching mechanism 54 is set with the quantity Matching of sealed drawer 11.
Aspiration pump 52 is configured to the quantity according to the fresh-keeping space for having controlled atmosphere demand, adjusts its rotating speed.Specifically, there is gas
The fresh-keeping amount of space of tune demand is more, and the rotating speed of aspiration pump 52 is faster, in the oxygen rich gas collecting chamber in the fresh-keeping space of pump drainage
The efficiency of gas is higher, can so cause that the working condition of aspiration pump 52 meets the controlled atmosphere demand in fresh-keeping space, further
Ensure that the fresh-keeping effect of storage article.
Refrigerating equipment 100 can also include oxygen sensor (not shown), and oxygen sensor is arranged at each
In fresh-keeping space, to detect the actual oxygen concentration in each fresh-keeping space, and controlled atmosphere device 50 is configured to：There is controlled atmosphere
In the case that actual oxygen concentration in the fresh-keeping space of demand is equal to or less than the preset concentration threshold value in the fresh-keeping space, order about
Pipeline switching mechanism 54 closes the entrance point of aspiration pump 52 to the pipeline in the fresh-keeping space, and aspiration pump 52 entrance point to every
After the pipeline in individual fresh-keeping space is all closed, control aspiration pump 52 is out of service, wherein the preset concentration threshold value in each fresh-keeping space
It is identical or different.
In some other embodiment, refrigerating equipment is also provided with timer, by judging each fresh-keeping sky
Between between aspiration pump 52 pipeline connection, the time for carrying out deoxygenation whether reach preset time threshold, determine in fresh-keeping space
Whether atmosphere reaches the fresh-keeping demand of storage article, and the preset time threshold can also be set by many experiments result
Put.
The refrigerating equipment 100 of the present embodiment a, it is possible to use aspiration pump 52 is to multiple fresh-keeping in storage space
Controlled atmosphere is realized in space, will have the oxygen rich gas in the fresh-keeping space of controlled atmosphere demand in oxygen rich gas collecting chamber to discharge, it is possible to pin
To different types of article of different fresh-keeping space storages, the different atmosphere of nitrogen gas concn is realized, fully meet refrigeration cold
The fresh-keeping demand of article in the multiple different fresh-keeping spaces of jelly equipment, it is ensured that the storage effect of article, the effectively use of lifting user
Experience.
Further, the refrigerating equipment 100 of the present embodiment, aspiration pump 52 can also be according to there is the fresh-keeping of controlled atmosphere demand
The quantity in space, adjusts its rotating speed, there is that the quantity in the fresh-keeping space of controlled atmosphere demand is more, and the rotating speed of aspiration pump 52 is faster so that
The working condition of aspiration pump 52 meets the controlled atmosphere demand in fresh-keeping space, further ensure that the fresh-keeping effect of storage article.
Fig. 8 is the schematic diagram of the controlled atmosphere control method of refrigerating equipment according to an embodiment of the invention.The controlled atmosphere
Control method can utilize the refrigerating equipment 100 of any of the above-described embodiment to perform.As shown in fig. 7, the refrigerating equipment
Controlled atmosphere control method perform following steps successively：
Step S802, obtains the trigger action that user opens controlled atmosphere function；
Step S804, the controlled atmosphere demand status in multiple fresh-keeping spaces are determined according to trigger action；
Step S806, according to the controlled atmosphere demand status in multiple fresh-keeping spaces, orders about the connection aspiration pump of pipeline switching mechanism 54
To the pipeline of the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand, aspiration pump to the fresh-keeping sky without controlled atmosphere demand is closed
The pipeline of interior oxygen rich gas collecting chamber；
Step S808, control pumping pump operation, in the oxygen rich gas collecting chamber that will have in the fresh-keeping space of controlled atmosphere demand
Gas discharge.
The trigger action that user's unlatching controlled atmosphere function is obtained in above step, in step S802 can be using setting
In button 24 or display screen in refrigerating equipment 100.
Controlled atmosphere demand status in step S804 at least whether there is controlled atmosphere demand and have controlled atmosphere need including each fresh-keeping space
The quantity in the fresh-keeping space asked.In addition to above-mentioned button 24 or display screen, in some other embodiment, can also be by obtaining
The unlatching operation of sealed drawer 11 is taken, after sealed drawer 11 is unlocked, the fresh-keeping space that the sealed drawer 11 is limited is determined
There is controlled atmosphere demand.
Fig. 9 is the detail flowchart of the controlled atmosphere control method of refrigerating equipment according to an embodiment of the invention.Should
Controlled atmosphere control method performs following steps successively：
Step S902, the input operation of user is obtained using the button 24 being arranged in refrigerating equipment 100；
Step S904, the controlled atmosphere demand status in multiple fresh-keeping spaces are determined according to input operation；
Step S906, according to the controlled atmosphere demand status in multiple fresh-keeping spaces, orders about the connection aspiration pump of pipeline switching mechanism 54
To the pipeline of the oxygen rich gas collecting chamber having in the fresh-keeping space of controlled atmosphere demand, aspiration pump to the fresh-keeping sky without controlled atmosphere demand is closed
The pipeline of interior oxygen rich gas collecting chamber；
Step S908, the quantity according to the fresh-keeping space for having controlled atmosphere demand determines the rotating speed of aspiration pump, and controls aspiration pump
Run with the rotating speed, the gas discharge in the oxygen rich gas collecting chamber that will have in the fresh-keeping space of controlled atmosphere demand；
Step S910, the actual oxygen concentration in each fresh-keeping space is detected using oxygen sensor；
Step S912, it is fresh-keeping that whether judgement has the actual oxygen concentration in the fresh-keeping space of controlled atmosphere demand to be equal to or less than this
The preset concentration threshold value in space, if so, step S914 is performed, if it is not, return performing step S910；
Step S914, orders about the pipeline that pipeline switching mechanism 54 closes aspiration pump to the fresh-keeping space；
Step S916, judges whether entrance point to the pipeline in each fresh-keeping space of aspiration pump closes, if so, performing step
Rapid S918, if it is not, return performing step S910；
Step S918, control aspiration pump is out of service.
In above step, the trigger action of acquisition user unlatching controlled atmosphere function can also be utilized and set in step S902
The display screen being placed in refrigerating equipment 100.
Controlled atmosphere demand status in step S904 at least whether there is controlled atmosphere demand and have controlled atmosphere need including each fresh-keeping space
The quantity in the fresh-keeping space asked.Oxygen sensor in step S910 is arranged in each fresh-keeping space, to detect that each is fresh-keeping
Actual oxygen concentration in space.
The preset concentration threshold value in each fresh-keeping space is identical or different in step S912, because different types of article is in gas
When adjusting fresh-keeping, the requirement to oxygen minimum content also and is differed, it is possible to use different fresh-keeping space storages is different types of
Article, and different preset concentration threshold values are set to different fresh-keeping spaces.With in aspiration pump 52 by different fresh-keeping spaces
Oxygen rich gas collecting chamber in gas discharge after, the atmosphere in each fresh-keeping space is met and wherein store article
Optimal anti-staling condition.Preset concentration threshold value can be configured according to many experiments result, the such as first fresh-keeping space storage
Fruit based food optimal anti-staling condition for oxygen concentration be less than a, then the preset concentration threshold in the first fresh-keeping space can be set
It is a to be worth；The optimal anti-staling condition of the leaf vegetables based food of the second fresh-keeping space storage is less than b for oxygen concentration, then can set the
The preset concentration threshold value in two fresh-keeping spaces is b.In some other embodiment, can also be without distinguishing the species of storage article, it is right
Each fresh-keeping space sets identical preset concentration threshold value.Additionally, the rotating speed of aspiration pump 52 in the process of running can also basis
The quantity for having the fresh-keeping space of controlled atmosphere demand is adjusted.
An instantiation is introduced below：Having three fresh-keeping spaces has controlled atmosphere demand, and the rotating speed of aspiration pump is A,
After actual oxygen concentration in two fresh-keeping spaces reaches its preset concentration threshold value, two fresh-keeping spaces and aspiration pump 52 it
Between pipeline close, there is controlled atmosphere demand in the fresh-keeping space of only one of which, and now the adjustment of rotational speed of aspiration pump is B, in last guarantor
After actual oxygen concentration in fresh space reaches its preset concentration threshold value, it is closed with the pipeline between aspiration pump 52, and is taken out
Air pump 52 is out of service.It should be noted that A is more than B.Actual oxygen concentration in all fresh-keeping spaces for having controlled atmosphere demand
Be equal to or less than respective preset concentration threshold value in the case of, aspiration pump 52 in time it is out of service, aspiration pump 52 can be avoided not
Necessary work, extends the service life of aspiration pump 52, effective reducing energy consumption.
The controlled atmosphere control method of the refrigerating equipment of the present embodiment a, it is possible to use aspiration pump is in storage space
Controlled atmosphere is realized in multiple fresh-keeping spaces, will have the oxygen rich gas in the fresh-keeping space of controlled atmosphere demand in oxygen rich gas collecting chamber to discharge,
To realize atmosphere of the rich nitrogen oxygen deprivation beneficial to food fresh keeping in fresh-keeping space, it is possible to for different fresh-keeping space storages
Different types of article, realizes the different atmosphere of nitrogen gas concn, fully meets the multiple different fresh-keeping skies of refrigerating equipment
The fresh-keeping demand of interior article, it is ensured that the storage effect of article.
Further, the controlled atmosphere control method of the refrigerating equipment of the present embodiment, aspiration pump can also be protected according to multiple
The controlled atmosphere demand status in fresh space, adjust its rotating speed, specifically, can be adjusted according to the quantity in the fresh-keeping space for having controlled atmosphere demand
The rotating speed of aspiration pump so that the working condition of aspiration pump meets the controlled atmosphere demand in fresh-keeping space, further ensure that storage
The fresh-keeping effect of article.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple of the invention and show
Example property embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
It is determined that or deriving many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all these other variations or modifications.
Claims (10)
1. a kind of controlled atmosphere control method of refrigerating equipment, wherein the refrigerating equipment includes casing, limits inside it
There are storage space and compressor bin, multiple fresh-keeping spaces are provided with the storage space；Multiple controlled atmosphere membrane modules, are respectively provided with
Connected with the fresh-keeping space in each fresh-keeping space and its surrounding space, each described controlled atmosphere membrane module has at least one
Individual controlled atmosphere film and an oxygen rich gas collecting chamber, and it is arranged so that the oxygen phase in the controlled atmosphere membrane module surrounding space air-flow
More enter the oxygen rich gas collecting chamber through the controlled atmosphere film for nitrogen therein；And aspiration pump, it is arranged at institute
State in compressor bin, its entrance point controllably connects via pipeline and pipeline switching mechanism with oxygen rich gas collecting chamber each described
Lead to, and methods described includes：
Obtain the trigger action that user opens controlled atmosphere function；
The controlled atmosphere demand status in the multiple fresh-keeping space are determined according to the trigger action, wherein the controlled atmosphere demand status are extremely
Controlled atmosphere demand is whether there is including each described fresh-keeping space and have the quantity in the described fresh-keeping space of controlled atmosphere demand less；
According to the controlled atmosphere demand status in the multiple fresh-keeping space, order about the pipeline switching mechanism and connect the aspiration pump to having
The pipeline of the oxygen rich gas collecting chamber in the described fresh-keeping space of controlled atmosphere demand, closes the aspiration pump to the institute without controlled atmosphere demand
State the pipeline amount of the oxygen rich gas collecting chamber in fresh-keeping space；And
The pumping pump operation is controlled, in there be an oxygen rich gas collecting chamber in the described fresh-keeping space of controlled atmosphere demand
Gas is discharged.
2. method according to claim 1, wherein the step of controlling the pumping pump operation includes：
Quantity according to the described fresh-keeping space for having controlled atmosphere demand determines the rotating speed of the aspiration pump, and control the aspiration pump with
The rotating speed runs.
3. method according to claim 1, wherein the refrigerating equipment also includes oxygen sensor, is arranged at each
In the fresh-keeping space, and also include after the step of controlling the pumping pump operation：
The actual oxygen concentration in each described fresh-keeping space is detected using the oxygen sensor；
Judgement has whether the actual oxygen concentration in the described fresh-keeping space of controlled atmosphere demand is equal to or less than the pre- of the fresh-keeping space
If concentration threshold, the preset concentration threshold value in wherein each fresh-keeping space is identical or different；And
If so, ordering about the pipeline switching mechanism closes the entrance point of the aspiration pump to the pipeline in the fresh-keeping space, and taking out
After the entrance point of air pump is closed to the pipeline in fresh-keeping space each described, control the aspiration pump out of service.
4. method according to claim 1, wherein obtain the step of user opens the trigger action of controlled atmosphere function wrapping
Include：
The input operation of user is obtained using the button being arranged in the refrigerating equipment, with true according to the input operation
The controlled atmosphere demand status in fixed the multiple fresh-keeping space.
5. a kind of refrigerating equipment, wherein the refrigerating equipment includes casing, defines storage space and pressure inside it
Contracting cabin, is provided with multiple fresh-keeping spaces in the storage space, the refrigerating equipment also includes：
Triggering acquisition device, is configured to obtain the trigger action that user opens controlled atmosphere function；
Situation determining device, is configured to determine according to the trigger action controlled atmosphere demand status in the multiple fresh-keeping space, its
Described in controlled atmosphere demand status at least whether there is controlled atmosphere demand including each described fresh-keeping space and have the guarantor of controlled atmosphere demand
The quantity in fresh space；And
Controlled atmosphere device, including multiple controlled atmosphere membrane modules and aspiration pump, plurality of controlled atmosphere membrane module are respectively arranged at described in each
Fresh-keeping space and its surrounding space is connected with the fresh-keeping space, each described controlled atmosphere membrane module have at least one controlled atmosphere film and
One oxygen rich gas collecting chamber, and it is arranged so that the oxygen in the controlled atmosphere membrane module surrounding space air-flow relative to therein
Nitrogen more enters the oxygen rich gas collecting chamber through the controlled atmosphere film；Aspiration pump, is arranged in the compressor bin, its
Entrance point is controllably connected via pipeline and pipeline switching mechanism with oxygen rich gas collecting chamber each described, and
The controlled atmosphere device is configured to the controlled atmosphere demand status according to the multiple fresh-keeping space, orders about the pipeline switching machine
Structure connects the pipeline of the aspiration pump to the oxygen rich gas collecting chamber having in the described fresh-keeping space of controlled atmosphere demand, close described in take out
The pipeline of the oxygen rich gas collecting chamber in air pump to the described fresh-keeping space without controlled atmosphere demand, controls the pumping pump operation, with
There to be the gas in the oxygen rich gas collecting chamber in the described fresh-keeping space of controlled atmosphere demand to discharge.
6. refrigerating equipment according to claim 5, wherein the aspiration pump is configured to：
According to the quantity in the described fresh-keeping space for having controlled atmosphere demand, its rotating speed is adjusted.
7. refrigerating equipment according to claim 5, wherein,
The pipeline switching mechanism includes the air inlet end in the multiple fresh-keeping spaces of correspondence and an outlet side, plurality of institute
The oxygen rich gas collecting chamber during air inlet end is respectively connecting to the controlled atmosphere membrane module in multiple fresh-keeping spaces is stated, the outlet side connects
The entrance point of the aspiration pump is connected to, managed between the entrance point of the aspiration pump and each described oxygen rich gas collecting chamber with being adjusted
The on off operating mode on road.
8. refrigerating equipment according to claim 7, also includes：
Oxygen sensor, is arranged in each described fresh-keeping space, is configured to detect the actual oxygen in each described fresh-keeping space
Gas concentration, and
The controlled atmosphere device is configured to：It is equal to or less than there is the actual oxygen concentration in the described fresh-keeping space of controlled atmosphere demand
In the case of the predetermined threshold value in the fresh-keeping space, order about the pipeline switching mechanism and close the entrance point of the aspiration pump to the guarantor
The pipeline in fresh space, and after the entrance point of aspiration pump is closed to the pipeline in fresh-keeping space each described, control the pumping
Pump is out of service, and the predetermined threshold value in wherein each fresh-keeping space is identical or different.
9. refrigerating equipment according to claim 5, wherein the triggering acquisition device includes：
Button, is arranged in the refrigerating equipment, is configured to obtain the input operation of user.
10. refrigerating equipment according to claim 5, also includes：
Multiple sealed drawers, are arranged inside the storage space, are limited by multiple sealed drawers multiple described fresh-keeping
Space.
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| CN201611109703.3A CN106766515B (en) | 2016-12-02 | 2016-12-02 | Air conditioning control method for refrigeration and freezing equipment and refrigeration and freezing equipment |
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| CN201611109703.3A CN106766515B (en) | 2016-12-02 | 2016-12-02 | Air conditioning control method for refrigeration and freezing equipment and refrigeration and freezing equipment |
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| CN113048708A (en) * | 2019-12-26 | 2021-06-29 | 青岛海尔电冰箱有限公司 | Control method of controlled atmosphere fresh-keeping refrigerator, refrigerator and storage medium |
| CN113137803A (en) * | 2021-04-28 | 2021-07-20 | 珠海格力电器股份有限公司 | Partitioned air conditioning method for refrigerator and refrigerator |
| CN113865192A (en) * | 2021-10-18 | 2021-12-31 | 珠海格力电器股份有限公司 | Fresh-keeping refrigerator and control method thereof |
| CN113865191A (en) * | 2021-10-18 | 2021-12-31 | 珠海格力电器股份有限公司 | Fresh-keeping refrigerator and control method thereof |
| CN114073393A (en) * | 2020-08-19 | 2022-02-22 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, freshness keeping control method thereof and computer readable storage medium |
| CN114111158A (en) * | 2020-08-25 | 2022-03-01 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| WO2022042422A1 (en) * | 2020-08-25 | 2022-03-03 | 青岛海尔电冰箱有限公司 | Refrigerator |
| WO2022042423A1 (en) * | 2020-08-25 | 2022-03-03 | 青岛海尔电冰箱有限公司 | Refrigerator |
| CN114165978A (en) * | 2020-09-11 | 2022-03-11 | 青岛海尔电冰箱有限公司 | Control method of refrigerator |
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| CN113048708B (en) * | 2019-12-26 | 2022-01-25 | 青岛海尔电冰箱有限公司 | Control method of controlled atmosphere fresh-keeping refrigerator, refrigerator and storage medium |
| WO2021129032A1 (en) * | 2019-12-26 | 2021-07-01 | 青岛海尔电冰箱有限公司 | Control method for air-conditioning freshness-keeping refrigerator, refrigerator, and storage medium |
| CN113048708A (en) * | 2019-12-26 | 2021-06-29 | 青岛海尔电冰箱有限公司 | Control method of controlled atmosphere fresh-keeping refrigerator, refrigerator and storage medium |
| CN114073393B (en) * | 2020-08-19 | 2023-06-02 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, fresh-keeping control method thereof and computer readable storage medium |
| CN114073393A (en) * | 2020-08-19 | 2022-02-22 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, freshness keeping control method thereof and computer readable storage medium |
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| CN114111158B (en) * | 2020-08-25 | 2023-04-18 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN114165978A (en) * | 2020-09-11 | 2022-03-11 | 青岛海尔电冰箱有限公司 | Control method of refrigerator |
| CN114165978B (en) * | 2020-09-11 | 2023-05-16 | 青岛海尔电冰箱有限公司 | Control method of refrigerator |
| CN113137803A (en) * | 2021-04-28 | 2021-07-20 | 珠海格力电器股份有限公司 | Partitioned air conditioning method for refrigerator and refrigerator |
| CN113865191A (en) * | 2021-10-18 | 2021-12-31 | 珠海格力电器股份有限公司 | Fresh-keeping refrigerator and control method thereof |
| CN113865192A (en) * | 2021-10-18 | 2021-12-31 | 珠海格力电器股份有限公司 | Fresh-keeping refrigerator and control method thereof |
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Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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Effective date of registration: 20200915 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Co-patentee after: Haier Zhijia Co.,Ltd. Patentee after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Haier Zhijia Co.,Ltd. |
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