CN106766510A - Refrigerating device - Google Patents

Refrigerating device Download PDF

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Publication number
CN106766510A
CN106766510A CN201611097156.1A CN201611097156A CN106766510A CN 106766510 A CN106766510 A CN 106766510A CN 201611097156 A CN201611097156 A CN 201611097156A CN 106766510 A CN106766510 A CN 106766510A
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CN
China
Prior art keywords
controlled atmosphere
membrane module
space
cylinder
refrigerating device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201611097156.1A
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Chinese (zh)
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CN106766510B (en
Inventor
朱小兵
姜波
王磊
张�浩
王晶
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Qingdao Haier Co Ltd
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Qingdao Haier Co Ltd
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Priority to CN201611097156.1A priority Critical patent/CN106766510B/en
Publication of CN106766510A publication Critical patent/CN106766510A/en
Application granted granted Critical
Publication of CN106766510B publication Critical patent/CN106766510B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/024Slidable shelves
    • F25D25/025Drawers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details 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
    • F25D2317/04Treating air flowing to refrigeration compartments

Abstract

The invention provides a kind of refrigerating device.Including:Casing, defines the first storage space in casing, container for storing is provided with the first storage space, and container for storing has cylinder and the controlled atmosphere space in cylinder;Controlled atmosphere membrane module, it is installed on cylinder and its surrounding space is connected with controlled atmosphere space, controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, is arranged so that the oxygen in controlled atmosphere membrane module surrounding space air-flow more enters oxygen rich gas collecting chamber relative to the nitrogen in controlled atmosphere membrane module surrounding space air-flow through controlled atmosphere film;And air extractor, air extractor connected via pipeline with oxygen rich gas collecting chamber, and the gas that will be penetrated in oxygen rich gas collecting chamber is pumped to outside container for storing.The refrigerating device is not only of good preservation effect, and rigidity to casing etc., intensity requirement are relatively low, realizes requiring very low, then cost is also very low;And small volume, noise are also very low, family and individual are particularly well-suited to.

Description

Refrigerating device
Technical field
The present invention relates to refrigerator storing technical field, more particularly to a kind of refrigerating device.
Background technology
Refrigerator is to maintain a kind of refrigeration plant of constant low temperature, is also that one kind makes food or other articles keep constant low temperature The product for civilian use of cold conditions.With the raising of quality of the life, consumer to storing the fresh-keeping requirement of food also more and more higher, especially It is the requirement also more and more higher of color and luster, mouthfeel to food etc..Therefore, the food of storage should also be as ensureing during storing, eating Color and luster, mouthfeel, freshness of thing etc. keep constant as far as possible.In the market in order to preferably store food, only very Empty fresh-keeping one kind.Through frequently with vacuum freshness retaining mode for vacuum bag is fresh-keeping and vacuum storing compartment is fresh-keeping.
Fresh-keeping using vacuum bag, consumer stores food and is required for carrying out vacuumizing action every time, and troublesome poeration cannot Consumer's likes.
It is fresh-keeping using vacuum storing compartment, because casing etc. is rigid structure, vacuum state is kept, to pumped vacuum systems Requirement it is very high, it is very high to the requirement of the sealing property of refrigerator, often pick and place an article, the new air poured into is more, and energy is disappeared Consumption is larger.And, under vacuum environment, food reception cold is relatively difficult, is particularly disadvantageous for the storage of food.Further, since being Vacuum environment, user opens refrigerator doors etc. every time needs the very big strength of expense, causes user to use inconvenience.Although some refrigerators can By pumped vacuum systems to indoor ventilation between vacuum storing, but user can be so caused to wait long period, poor in timeliness.Very It is more long between space-time, will also result in the deformation such as refrigerator body seriously, i.e., the existing refrigerator with Vacuuming structure can not be well Vacuum freshness retaining is completed, it is necessary to the intensity of casing etc. is very big, realizes requiring very high, cost is very high.
Additionally, inventor has found:Because the equipment of making nitrogen for being conventionally used to controlled atmosphere is bulky, with high costs, lead Cause the technology be substantially also limited to use on various large-scale professional storages (typically at least 30 tons of storage capacity with On).It can be said that using which kind of appropriate gas regulation technology and related device be only possible to economically by Air-conditioning system miniaturization, Mute, makes it be applied to family or personal user, is that controlled atmosphere art personnel thirst for solving but failing all the time always The technical barrier that success is solved.
The content of the invention
One object of the present invention is intended to overcome at least one defect of current refrigerator, there is provided a kind of refrigerating device, It is creatively proposed discharges the space by the partial oxidation in air in controlled atmosphere space, so as to be obtained in the space Rich nitrogen oxygen deprivation is beneficial to the atmosphere of food fresh-keeping, the atmosphere by reducing the content of oxygen in fruits and vegetables shelf space, The intensity of fruit/vegetable aerobic breathing is reduced, while ensureing the respiration on basis, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach fruit The purpose of vegetable long-period freshness preserving.
A further object of the invention is cylinder to be made full use of, and prevents the touched damage of controlled atmosphere membrane module, and And can prevent pollutant from entering controlled atmosphere membrane module, influence the life-span.
It is of the invention another further objective is that to improve the mobility of the air-flow in controlled atmosphere space so that oxygen Gas as much as possible, quickly discharge controlled atmosphere space.
In order to realize above-mentioned at least one purpose, the invention provides a kind of refrigerating device, it includes:
Casing, defines the first storage space in casing, container for storing, and container for storing are provided with the first storage space Controlled atmosphere space with cylinder and in cylinder;
Controlled atmosphere membrane module, is installed on cylinder and its surrounding space is connected with controlled atmosphere space, and controlled atmosphere membrane module has extremely Few a controlled atmosphere film and an oxygen rich gas collecting chamber, be arranged so that oxygen in controlled atmosphere membrane module surrounding space air-flow relative to Nitrogen in controlled atmosphere membrane module surrounding space air-flow more enters oxygen rich gas collecting chamber through controlled atmosphere film;With
Air extractor, air extractor is connected via pipeline with oxygen rich gas collecting chamber, will penetrate oxygen rich gas collecting chamber Interior gas is pumped to outside container for storing.
Alternatively, cylinder has preceding to opening;Controlled atmosphere membrane module is in plate, and horizontally be arranged at the roof of cylinder.
Alternatively, air extractor include aspiration pump, its bleeding point via pipeline connection to oxygen rich gas collecting chamber exhaust Mouthful.
Alternatively, the accommodating chamber connected with controlled atmosphere space is provided with roof, with accommodating controlled atmosphere membrane module.
Alternatively, at least one first ventilations are offered in the wall between the accommodating chamber of roof and controlled atmosphere space Hole and at least one second passages being spaced apart with least one first passages, to connect accommodating chamber in diverse location respectively With controlled atmosphere space;Refrigerating device also includes blower fan, is arranged in accommodating chamber, to promote the gas in controlled atmosphere space Successively controlled atmosphere space is returned to via at least one first passages, accommodating chamber and at least one second passages.
Alternatively, blower fan is centrifugal blower, is arranged at the top of at least one first passages and causes centrifugal blower Rotation axis is straight down;Controlled atmosphere membrane module is arranged at the top of at least one second passages and causes the every of controlled atmosphere membrane module Individual controlled atmosphere film is parallel to roof.
Alternatively, roof includes main board portion and ceiling plate portion, and depressed part, ceiling plate portion are formed with a regional area of main board portion Removably it is covered on depressed part, to form accommodating chamber.
Alternatively, two groups of symmetrically arranged wind-guiding floors are extended downwardly out from the inner surface of ceiling plate portion, wind is come to guide The air-flow of machine flows through the outer surface away from oxygen rich gas collecting chamber of each controlled atmosphere film of controlled atmosphere membrane module in accommodating chamber, wherein Every group of wind-guiding floor includes:
First wind-guiding floor, extends, and extend to controlled atmosphere film group from the air outlet of centrifugal blower to the side of accommodating chamber The lateral outer side of part;
At least one second wind-guiding floors, are arranged at the inner side of the first wind-guiding floor, and in controlled atmosphere membrane module and centrifugation Between blower fan;
At least one the 3rd wind-guiding floors, are arranged at the lateral outer side of controlled atmosphere membrane module.
Alternatively, controlled atmosphere membrane module also includes support frame, and it has the first surface and second surface being parallel to each other, and It is formed with support frame and extends on the first surface respectively, extends on a second surface, and through support frame connecting Multiple gas channels of first surface and second surface, multiple gas channels are collectively forming oxygen rich gas collecting chamber;At least one Controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on the first surface and second surface of support frame respectively.
Alternatively, container for storing is drawer appliance, and drawer appliance includes cylinder and is slidably disposed in taking out in cylinder Drawer.
Refrigerating device of the invention can make shape in controlled atmosphere space because having controlled atmosphere membrane module and air extractor It is beneficial to the atmosphere of food fresh-keeping into rich nitrogen oxygen deprivation, the atmosphere is by reducing containing for oxygen in fruits and vegetables shelf space Amount, reduces the intensity of fruit/vegetable aerobic breathing, while ensureing the respiration on basis, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach To the purpose of fruits and vegetables long-period freshness preserving.
Further, refrigerating device of the invention is not only of good preservation effect, and to the rigid, strong of container for storing etc. Degree require it is relatively low, realize require it is very low, then cost is also very low.And, refrigerating device of the invention solves gas well Preservation field technical staff is adjusted to thirst for the above-mentioned technical barrier of solution but the solution that fails all the time always.Refrigeration of the invention is cold Freeze device not only small volume, and noise is also very low, is particularly well-suited to family and personal use.
Further, controlled atmosphere membrane module is installed on cylinder in refrigerating device of the invention, is especially mounted to cylinder Roof in, cylinder can be made full use of, prevent that controlled atmosphere membrane module is touched to be damaged, and can prevent pollutant from entering controlled atmosphere film Component, influences the life-span.
Further, refrigerating device of the invention is preferably domestic refrigerator, for example, family expenses compression direct cooling refrigerator, Family expenses compression wind cooling refrigerator, semiconductor freezer etc..
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 local structural graph of refrigerating device according to an embodiment of the invention;
Fig. 2 is the schematic diagram at another visual angle of structure shown in Fig. 1;
Fig. 3 is the schematic local structural graph of refrigerating device according to an embodiment of the invention;
Fig. 4 is the schematic, exploded of structure shown in Fig. 3;
Fig. 5 is the exploded view of controlled atmosphere membrane module in refrigerating device according to an embodiment of the invention;
Fig. 6 is the schematic diagram of the ceiling plate portion of refrigerating device middle cylinder body.
Specific embodiment
Fig. 1 is the schematic diagram of refrigerating device according to an embodiment of the invention, and Fig. 2 is knot shown in Fig. 1 The schematic diagram at another visual angle of structure.As depicted in figs. 1 and 2, a kind of refrigerating device is the embodiment of the invention provides, It may include casing 20, main door body, refrigeration system, controlled atmosphere membrane module 30 and air extractor 40.
The first storage space 211 is defined in casing 20.For example, casing 20 may include to be limited in inner bag 21, inner bag 21 First storage space 211.Main door body can be made up of two split door body, be pivotally mounted to casing 20, be configured to open or Close the first storage space 211 that casing 20 is limited.Alternatively, main door body is alternatively a door body.Further, storage space Being provided with 211 has controlled atmosphere space in container for storing, container for storing.Controlled atmosphere space can be hermetic type space or near Like hermetic type space.Preferably, container for storing is drawer appliance.Container for storing may include cylinder 22 and drawer 23.Cylinder 22 can With preceding to opening, and it is arranged in the first storage space 211, specifically may be disposed at the bottom of the first storage space 211.Such as this Art personnel can be appreciated that, cylinder 22 may also set up in the middle part or top of the first storage space 211.Drawer 23 can be slided It is arranged at dynamicly in cylinder 22, operationally outwards to extract from the forward direction opening of cylinder 22 and be inwardly inserted into cylinder 22 out.Drawer 23 can have drawer end cap, and drawer end cap can be engaged with the opening of cylinder 22, to carry out the closed of controlled atmosphere space.One In a little substituting implementation embodiments, container for storing may include cylinder and be configured to open or close the small door body of cylinder.
Refrigeration system can be compression-type refrigerating system, the system being made up of compressor, condenser, throttling arrangement and evaporator etc. SAPMAC method system.Evaporator is configured to directly or indirectly to providing cold in the first storage space 211.For example when the refrigeration is cold When freezing device for family expenses compression direct cooling refrigerator, evaporator may be disposed at the rear surface outside or inner side of inner bag 21.When the refrigeration When refrigerating plant is family expenses compression wind cooling refrigerator, also there is evaporator room in casing 20, evaporator room by air path system with First storage space 211 is connected, and evaporator is set in evaporator room, and exit is provided with blower fan, with to the first storage space 211 are circulated refrigeration.In some alternate embodiments, refrigeration system is alternatively other types of refrigerating plant, and such as half Conductor refrigerating plant.
Controlled atmosphere membrane module 30 is mountable to cylinder 22 and its surrounding space is connected with controlled atmosphere space.The controlled atmosphere membrane module 30 can have at least one controlled atmosphere film 31 and an oxygen rich gas collecting chamber, and be arranged so that the surrounding space gas of controlled atmosphere membrane module 30 Oxygen in stream more enters oxygen rich air relative to the nitrogen in the surrounding space air-flow of controlled atmosphere membrane module 30 through controlled atmosphere film 31 Body collecting chamber.Specifically, the inner surface of each controlled atmosphere film 31 is towards oxygen rich gas collecting chamber, with oxygen rich gas collecting chamber When pressure is less than the pressure of the surrounding space of controlled atmosphere membrane module 30, make the oxygen in the air of the exterior space of controlled atmosphere membrane module 30 More enter oxygen rich gas collecting chamber through at least one controlled atmosphere film 31 relative to nitrogen therein.
Air extractor 40 is connected via pipeline 50 with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30, will penetrate oxygen rich air Gas in body collecting chamber is pumped to outside container for storing.
In this embodiment, air extractor 40 is outwards evacuated, and the pressure of oxygen rich gas collecting chamber can be made to be less than controlled atmosphere film group The pressure of the surrounding space of part 30, further, can be such that the oxygen in the surrounding space of controlled atmosphere membrane module 30 is received into oxygen rich gas Collection chamber.Because controlled atmosphere space connects with the surrounding space of controlled atmosphere membrane module 30, the air in controlled atmosphere space can enter gas The surrounding space of membrane module 30 is adjusted, therefore the oxygen in the air in controlled atmosphere space is entered oxygen rich gas collecting chamber, So as to obtain the atmosphere that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping in controlled atmosphere space.
Refrigerating device of the invention can make to form the gas that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping in controlled atmosphere space Body atmosphere, the atmosphere reduces the intensity of fruit/vegetable aerobic breathing by reducing the content of oxygen in fruits and vegetables shelf space, while Ensure the respiration on basis, prevent fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.And, the gas Body atmosphere also has the gas such as substantial amounts of nitrogen, will not also reduce article in controlled atmosphere space by cold efficiency, fruits and vegetables can be made Deng effectively being stored.And rigidity to container for storing etc., intensity requirement are relatively low, realize requiring very low, then cost is also very low. Refrigerating device of the invention not only small volume, and noise is also very low, is particularly well-suited to family and personal use.Controlled atmosphere film Component 30 is arranged at cylinder 22, for example, may be disposed at the top of cylinder 22, can protect controlled atmosphere membrane module 30.
In some embodiments of the invention, as shown in Figure 3 and Figure 4, controlled atmosphere membrane module 30 can be in plate, and preferably Ground and horizontally be arranged at the roof of cylinder 22.Specifically, it is provided with what is connected with controlled atmosphere space in the roof of cylinder 22 Accommodating chamber 221, with accommodating controlled atmosphere membrane module 30.For example, between the accommodating chamber of the roof of cylinder 22 and controlled atmosphere space At least one first passages 222 and the second passage 223 are offered in wall.At least one first passages 222 with least One the second passage 223 is spaced apart, with respectively in diverse location connection accommodating chamber and controlled atmosphere space.It is substituting at some In embodiment, the roof inner side of cylinder 22 has groove.Controlled atmosphere membrane module 30 is arranged in the groove of the roof of cylinder 22.
In some embodiments of the invention, it is cold in order to promote controlled atmosphere space to be flowed with the gas in accommodating chamber 221 Hide refrigerating plant and may also include blower fan 60, blower fan 60 may be disposed in accommodating chamber 221, be configured to promote the gas in controlled atmosphere space Body enters accommodating chamber 221 via the first passage 222, and the gas in accommodating chamber 221 is entered gas via the second passage 223 Adjust fresh-keeping space.That is, blower fan 60 can promote the gas in controlled atmosphere space successively via at least one first passages 222nd, accommodating chamber and at least one second passage 223 return to controlled atmosphere space.
Blower fan 60 is preferably centrifugal blower, is arranged in accommodating chamber 221 at first passage 222.That is, centrifugation wind Machine is located at the top of at least one first passages 222, and rotation axis is straight down, and air inlet is right against the first passage 222.The air outlet of centrifugal blower can be towards controlled atmosphere membrane module 30.Controlled atmosphere membrane module 30 is arranged at least one second passages 223 top and cause controlled atmosphere membrane module 30 each controlled atmosphere film parallel to cylinder 22 roof.At least one first passages 222 are arranged at roof front portion, and at least one second passages 223 are arranged at roof rear portion.That is, centrifugal blower is arranged at accommodating chamber 221 front portion, controlled atmosphere membrane module 30 is arranged at the rear portion of accommodating chamber 221.
Further, the roof of cylinder 22 includes main board portion 224 and ceiling plate portion 225, in a regional area of main board portion 224 Depressed part is formed with, ceiling plate portion 225 is removably covered on depressed part, to form accommodating chamber 221.For the ease of cylinder 22 Make, main board portion 224 can be integrally formed with the side wall of cylinder 22, bottom wall, rear wall.
In some embodiments of the invention, as shown in figure 5, controlled atmosphere membrane module 30 can be in plate, the controlled atmosphere membrane module 30 may also include support frame 32.Controlled atmosphere film 31 is preferably oxygen permeable membrane, or other types of can make oxygen relative to nitrogen Gas more by film.The quantity of controlled atmosphere film 31 is two, the both sides of support frame 32 is installed on, so that two controlled atmosphere films 31 Oxygen rich gas collecting chamber is surrounded jointly with support frame 32.Further, support frame 32 may include frame, be arranged in frame Floor and/or the structure such as flat board, gas channel can be formed between floor, between floor and flat board etc., on the surface of floor, flat Can open up fluted on the surface of plate, to form gas channel.Floor and/or flat board can improve the structure of controlled atmosphere membrane module 30 Intensity etc..That is, support frame 32 has the first surface and second surface being parallel to each other, and formed in support frame 32 Have and extend on the first surface respectively, extend on a second surface, and through support frame 32 connecting first surface and the Multiple gas channels on two surfaces, multiple gas channels are collectively forming oxygen rich gas collecting chamber;At least one controlled atmosphere film 31 is two Individual planar shaped controlled atmosphere film, is laid on the first surface and second surface of support frame 32 respectively.
In some embodiments of the invention, support frame 32 includes the pumping connected with foregoing at least one gas channel Hole 33, is arranged on frame, to allow the oxygen in oxygen rich gas collecting chamber to be output.Aspirating hole 33 connects with air extractor 40 It is logical.The outlet of aspirating hole 33 is the exhaust outlet of controlled atmosphere membrane module 30.Aspirating hole 33 may be disposed on the edge long of frame, or set In in the short edge of frame, it is determined with the setting orientation or actual design demand according to controlled atmosphere membrane module 30, for example, in figure In embodiment shown in 3 and Fig. 4, aspirating hole 33 may be disposed on the edge long of frame.Controlled atmosphere film 31 first passes through double faced adhesive tape 34 pacifies Loaded on frame, then sealed by fluid sealant 35.
In certain embodiments, foregoing at least one gas channel that support frame 32 is internally formed can be one or many The individual cavity connected with aspirating hole 33.In certain embodiments, foregoing at least one air-flow that support frame 32 is internally formed leads to Road can have network.Specifically, support frame 32 may include:Frame, multiple first floors and multiple second floors. Aforesaid plurality of first floor inside frame it is longitudinally spaced setting and extend transversely, and aforesaid plurality of first floor side Surface forms first surface.Multiple second floors are on the laterally spaced setting of another side surface of aforesaid plurality of first floor and edge Longitudinal extending, and the side surface away from the first floor of aforesaid plurality of second floor forms second surface.Support of the invention Framework 32 sets multiple first floors that are longitudinally spaced and extending transversely and aforesaid plurality of by inside its frame One side surface of one floor is laterally spaced and multiple second floors for extending longitudinally, so as on the one hand ensure that gas channel Continuity, on the other hand greatly reduce the volume of support frame 32, and significantly enhance the intensity of support frame 32. Additionally, the said structure of support frame 32 ensure that controlled atmosphere film 31 is obtained in that enough supports, even if being collected in oxygen rich gas Also preferable flatness can be remained in the case that chamber internal negative pressure is larger, it is ensured that the use longevity of controlled atmosphere membrane module 30 Life.
In a further embodiment, aforesaid plurality of first floor may include:Multiple first narrow rib plates and multiple first are wide Floor.Plurality of first floor interval setting wide, multiple first narrow rib plates are set between two neighboring first floor wide.It is foregoing Multiple second floors may include:Multiple second narrow rib plates and multiple second floors wide, multiple second floor interval settings wide are adjacent Multiple second narrow rib plates are set between two the second floors wide.It should be readily apparent to one skilled in the art that " width " " narrow " herein is Comparatively.
In certain embodiments, each first floor wide caves inward to be formed from its side surface for forming first surface First groove;Each second floor wide caves inward to form second groove from its side surface for forming second surface, so that On the premise of ensureing the thickness very little (volume very little in other words) of support frame 32, the connection of its inner mesh structure is improve Property.
In a further embodiment, the part surface away from first surface of each the first floor wide prolongs towards the second floor Extend concordant with second surface, and cave inward to form the 3rd groove from the part surface concordant with second surface;3rd ditch Groove connects to form crisscross grooves with the position that second groove is intersected.At least one second rib wide in aforesaid plurality of second floor wide The part surface away from second surface of plate extends to concordant with first surface and certainly concordant with first surface towards the first floor The part surface caves inward to form the 4th groove;Wherein the 4th groove connects to form cross with the position that first groove is intersected Groove.
In some embodiments of the invention, in controlled atmosphere membrane module 30 upside controlled atmosphere film 31 apart from accommodating chamber 11 top table The distance in face is 8mm to 20mm.The controlled atmosphere film 31 of downside is apart from the distance of the basal surface of accommodating chamber 11 in controlled atmosphere membrane module 30 8mm to 20mm.
In some embodiments of the invention, for the ease of the flowing of air-flow, as shown in fig. 6, the inner surface of ceiling plate portion 225 Multiple wind-guiding floors can be extended downwardly out, with guide the air-flow from blower fan 60 flowed through in accommodating chamber controlled atmosphere membrane module 30 each The outer surface away from oxygen rich gas collecting chamber of controlled atmosphere film 31.Multiple wind-guiding floors are divided into two groups, including first group of wind-guiding Second group of wind-guiding floor that floor and first group of wind-guiding floor are set on a plane symmetry.Every group of wind-guiding floor includes first Wind-guiding floor 81, at least one second wind-guiding floors 82 and at least one the 3rd wind-guiding floors 83.First wind-guiding floor 81 from from Extend to the side of accommodating chamber at the air outlet of heart blower fan, and extend to a lateral outer side of controlled atmosphere membrane module 30.Each Two wind-guiding floors 82 are arranged between two the first wind-guiding floors 81, and between controlled atmosphere membrane module 30 and centrifugal blower.Often Individual 3rd wind-guiding floor 83 is located at a lateral outer side of controlled atmosphere membrane module 30, to guide air-flow to make air-flow from controlled atmosphere membrane module 30 Both lateral sides enter gap between controlled atmosphere membrane module 30 and the basal surface or top surface of accommodating chamber.
In some embodiments of the invention, controlled atmosphere membrane module 30 and centrifugal blower are mountable to ceiling plate portion 225.From lid Plate portion 225 extends downwardly out positioning boss 84, positioning floor 85 and buckle, controlled atmosphere membrane module 30 can be installed on into ceiling plate portion 225. Positioning floor 85, the first wind-guiding floor 81, the second wind-guiding floor 82, the 3rd wind-guiding floor 83 can connect with the basal surface of accommodating chamber Touch against.Centrifugal blower can be installed on ceiling plate portion 225 by fan seat.The side of the fan seat of centrifugal blower is mountable to from lid The buckle that plate portion 225 is extended downwardly out, opposite side can be installed on ceiling plate portion 225 by screw.
In some embodiments of the invention, in order to ensure the sealing property of accommodating chamber, extended downwardly out from ceiling plate portion 225 Two tubular coaming plates 86 being coaxially disposed, cross-sectional profiles can be that square or rectangle or square are circular.The tubular coaming plate 86 of inner side is limited Make the peripheral boundaries of accommodating chamber.An annular protruding rib is extended upward from main board portion 224, two tubular coaming plates 86 of insertion are formed In annular groove, and sealing ring is set, to ensure sealing property.
In some embodiments of the invention, multiple micropores, the first storage space 211 and controlled atmosphere can be offered on cylinder 22 Fresh-keeping space is via multiple microporous connectivities.Micropore is also referred to as air equalizer opening, and each micropore can be millimetre-sized micropore, example Such as a diameter of 0.1mm to 3mm of each micropore.Setting multiple micropores can make the pressure in controlled atmosphere space be unlikely to too low, The setting of multiple micropores will not also be such that the nitrogen in controlled atmosphere space is flowed to the first big storage space 211, even if flowing It is also even negligible very little, does not interfere with the preservation of food in controlled atmosphere space.It is more of the invention can Select in embodiment, micropore can be also not provided with cylinder 22, even if so, also there is the gas such as substantial amounts of nitrogen in controlled atmosphere space Body exist, user pull the drawer out 23 when, without too sweat, compared to existing vacuum storing room, then can be significantly laborsaving.
In some embodiments of the invention, casing 20 also defines the second storage space 25 and at least one the 3rd storings Space 26.Second storage space 25 is arranged at the lower section of the first storage space 211, and at least one the 3rd storage spaces 26 are arranged at Between first storage space 211 and the second storage space 25.Preferably, the first storage space 211 is refrigerating chamber, its storage temperature Typically between 2 DEG C to 10 DEG C, 3 DEG C to 8 DEG C are preferably.Second storage space 25 can be refrigerating chamber, and its interior temperature range is general At -14 DEG C to -22 DEG C.3rd storage space 26 can be temperature-changing chamber, and temperature-changing chamber 26 can be adjusted according to demand, suitable to store Food.And the 3rd storage space 26 be two, in the horizontal direction concordantly.In some alternate embodiments of the invention, First storage space 211 or refrigerating chamber or temperature-changing chamber, that is to say, that the temperature range of the first storage space 211 can control It is adjusted at -14 DEG C to -22 DEG C or according to demand.Further, the first storage space, the second storage space and the 3rd storing The relative position in space can be adjusted according to the actual requirements.
In some embodiments of the invention, as shown in Fig. 2 refrigeration system can be compressor compresses formula refrigeration system.Case Compressor bin 24 is further defined with body 20, compressor bin 24 is preferably provided at the back lower place of the second storage space 25.Preferably, Air extractor may be disposed in compressor bin 24.Specifically, compressor bin 24 extends along the horizontal direction of casing 20, air extractor 40 horizontal one end for being arranged at compressor bin 24.Compressor may be disposed at the horizontal other end of compressor bin 24, so that pumping is filled The distance for putting 40 Range compress machines is distant, reduces noise superposition and used heat superposition.In other embodiments of the invention, take out Device of air 40 closes on compressor setting, and air extractor 40 is arranged at one end of compressor bin 24, and in compressor and compressor Between the side wall in storehouse 24.
Drawer 40 may include aspiration pump, mounting base and seal box.Mounting base can be pacified by multiple shock absorption footpads Bottom surface loaded on compressor bin.Seal box is installed on mounting base.Aspiration pump is installed in seal box, and its bleeding point is via pipeline 50 exhaust outlets for being communicated to oxygen rich gas collecting chamber.Pumping pump operation when, seal box can largely intercept noise and/or Used heat is outwards propagated.Further, seal box is internally provided with an installation frame, and installation frame passes through with the inwall of seal box Multiple vibration damping cushion block connections, aspiration pump is fixed on inside installation frame, vibration and noise when being so evacuated pump operation to mitigate. Specifically, the bottom of installation frame is provided with two vibration damping cushion blocks, and vibration damping cushion block is set in the locating dowel of seal box bottom surface.Peace The opposite sides of frame of framing up is each provided with a vibration damping cushion block for circle, and is arranged in the draw-in groove of seal box respective side walls It is interior.An other opposite sides of installation frame is each to fix a vibration damping cushion block.Aspiration pump can be at each vibration damping in seal box Between cushion block, and installation frame is anchored on by screw.
Pipeline 50 may include the vertical pipeline section for extending from the top down.After vertical pipeline section is arranged at the first storage space 211 Side, and the inlet communication of the lower end of pipeline section and air extractor 40 vertically, the top of vertical pipeline section are oxygen-enriched with controlled atmosphere membrane module 30 Gas collection chamber connects.Vertical pipeline section can close on side shell and backboard in casing 20 and set, and muff can be set with vertical pipeline section Or insulating tube, the cold in vertical pipeline section in oxygen can be prevented to be transferred to side shell and backboard, so as to condensation can be prevented.
In some embodiments of the invention, locking device, handle and handle are provided between drawer 23 and cylinder 22 to determine Position device.Locking device includes being arranged at pivot lock, two buckling parts being arranged on cylinder 22 of drawer end cap both sides, with And clamping promotes device.Each buckling parts can be projection.Clamping promotes device to can be used to promote two pivot lock courts to be connected in The direction (i.e. respective first direction) of respective buckling parts rotates.Handle horizontal extends, and can vertically can slide Drawer end cap is installed on dynamicly.And, when drawer 23 is closed, the location of handle can be the initial bit of handle Put.And handle is configured in its initial position, its two ends pivots lock and contacts against with two respectively, to prevent each from pivoting Lock is rotated along the other direction opposite with respective first direction, so as to pivot lock keep coordinating shape with buckling parts State, so as to drawer 23 is locked in into cylinder 22.Further, latched position is kept when handle is moved up or down to releasing, After moving to releasing holding latched position from initial position, each can be allowed to pivot lock edge and respective first direction Opposite other direction is rotated, to allow, when drawer 23 is pulled out, to pivot lock and rotate the corresponding buckling parts of disengaging, so that Allow to open drawer 23.Handle positioning device is configured to after at the handle motion position predetermined to each, keep handle At the position, mainly initial position and releasing keeps latched position.When opening the drawer, user first make handle upwards or Under move to releasing and keep latched position, handle positioning device makes handle keep in the position, and user can outwards pull the drawer out 23.When drawer is closed, user first closes drawer 23, then make handle downwards or on return to initial position, handle positioning dress Putting makes handle keep in the position, so that drawer 23 and cylinder 22 keep being in the lock state.
In order to the two ends for further making the stable movement of handle, handle are also respectively provided with guide post and sliding block, guide post Vertically extend.Drawer 23 also include two groups of slideways, at least three chutes for vertically extending of every group of slideway, with Make the both sides of guide post has a chute respectively, and sliding block is moved on remaining chute, or the both sides of sliding block is had respectively One chute, guide post is moved on remaining chute.For example, every group of slideway may include four chutes, front and rear the two of guide post The both lateral sides (i.e. the left and right sides) that side has a chute, sliding block respectively have a chute respectively.
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 refrigerating device, it is characterised in that including:
Casing, defines the first storage space in the casing, container for storing is provided with first storage space, and described Container for storing has cylinder and the controlled atmosphere space in the cylinder;
Controlled atmosphere membrane module, is installed on the cylinder and its surrounding space is connected with the controlled atmosphere space, the controlled atmosphere film group Part has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, is arranged so that in the controlled atmosphere membrane module surrounding space air-flow Oxygen relative to the nitrogen in the controlled atmosphere membrane module surrounding space air-flow more through the controlled atmosphere film enter the richness Carrier of oxygen collecting chamber;With
Air extractor, the air extractor is connected via pipeline with the oxygen rich gas collecting chamber, will penetrate the oxygen rich air Gas in body collecting chamber is pumped to outside the container for storing.
2. refrigerating device according to claim 1, it is characterised in that
The cylinder has preceding to opening;
The controlled atmosphere membrane module is in plate, and horizontally be arranged at the roof of the cylinder.
3. refrigerating device according to claim 2, it is characterised in that
The air extractor include aspiration pump, its bleeding point via the pipeline connection to the oxygen rich gas collecting chamber exhaust Mouthful.
4. refrigerating device according to claim 3, it is characterised in that
The accommodating chamber connected with the controlled atmosphere space is provided with the roof, to house the controlled atmosphere membrane module.
5. refrigerating device according to claim 4, it is characterised in that
At least one first are offered in wall between the accommodating chamber of the roof and the controlled atmosphere space to lead to Stomata and at least one second passages being spaced apart with the first passage described at least one, to be connected in diverse location respectively The accommodating chamber and the controlled atmosphere space;
The refrigerating device also includes blower fan, is arranged in the accommodating chamber, to promote the gas in the controlled atmosphere space Body returns to the gas via described at least one first passages, the accommodating chamber and at least one second passage successively Adjust fresh-keeping space.
6. refrigerating device according to claim 5, it is characterised in that
The blower fan is centrifugal blower, is arranged at the top of described at least one first passages and causes the centrifugal blower Rotation axis is straight down;
The controlled atmosphere membrane module is arranged at the top of described at least one second passages and causes the every of the controlled atmosphere membrane module The individual controlled atmosphere film is parallel to the roof.
7. refrigerating device according to claim 6, it is characterised in that
The roof includes main board portion and ceiling plate portion, and depressed part, the cover plate are formed with a regional area of the main board portion Portion is removably covered on the depressed part, to form the accommodating chamber.
8. refrigerating device according to claim 7, it is characterised in that
Two groups of symmetrically arranged wind-guiding floors are extended downwardly out from the inner surface of the ceiling plate portion, to guide from the blower fan Air-flow flowed through in the accommodating chamber controlled atmosphere membrane module each controlled atmosphere film away from the oxygen rich gas collecting chamber Outer surface, wherein wind-guiding floor includes described in every group:
First wind-guiding floor, extends from the air outlet of the centrifugal blower to the side of the accommodating chamber, and extends to described The lateral outer side of controlled atmosphere membrane module;
At least one second wind-guiding floors, are arranged at the inner side of the first wind-guiding floor, and in the controlled atmosphere membrane module and Between the centrifugal blower;
At least one the 3rd wind-guiding floors, are arranged at the lateral outer side of the controlled atmosphere membrane module.
9. refrigerating device according to claim 1, it is characterised in that
The controlled atmosphere membrane module also includes support frame, and it has the first surface and second surface being parallel to each other, and the branch It is formed with support frame frame and extends on the first surface respectively, extends on the second surface, and through the support To connect multiple gas channels of the first surface and second surface, the multiple gas channel is collectively forming the richness to framework Carrier of oxygen collecting chamber;
At least one controlled atmosphere film is two planar shaped controlled atmosphere films, and the first surface and the of the support frame is laid on respectively On two surfaces.
10. refrigerating device according to claim 1, it is characterised in that
The container for storing is drawer appliance, and the drawer appliance includes the cylinder and is slidably disposed in the cylinder Drawer.
CN201611097156.1A 2016-12-02 2016-12-02 Refrigerating and freezing device Active CN106766510B (en)

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CN2697545Y (en) * 2004-04-05 2005-05-04 声宝股份有限公司 Improved freshness-retaining structure for refrigerator
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