CN206362063U - Refrigerating device - Google Patents

Abstract

The utility model provides a kind of refrigerating device.The refrigerating device includes：Casing, interior setting has the container for storing in controlled atmosphere space；Gas separator, gas separator has controlled atmosphere film, first gas collecting chamber and second gas collecting chamber, controlled atmosphere film is located between first gas collecting chamber and second gas collecting chamber, and the remaining gas removed in the air into first gas collecting chamber after the gas for entering second gas collecting chamber through controlled atmosphere film is entered controlled atmosphere space；Aspiration pump, aspiration pump is arranged at the top of casing, is connected via pipeline with second gas collecting chamber, the gas penetrated in second gas collecting chamber is pumped to outside gas separator.Refrigerating device of the present utility model is not only of good preservation effect, and noise is low, and cost is low, and can abundant casing headroom.

Description

Refrigerating device

Technical field

The utility model is related 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 is to storing the fresh-keeping requirement of food also more and more higher, especially It is requirement to color and luster, the mouthfeel of food etc. also more and more higher.Therefore, the food of storage should also be as ensureing during storing, food Color and luster, mouthfeel, freshness of thing etc. keep constant as far as possible.It is only true in the market in order to preferably store food 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 progress to vacuumize 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, very high is required to the sealing property of refrigerator, an article is often picked and placeed, the new air poured into is more, and energy is disappeared Consumption is larger.Moreover, 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 to be needed to take very big strength, causes user inconvenient for use.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 longer between space-time, it 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 which the intensity of casing etc. is very big, realization requires very high, and cost is very high.

In addition, 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 be only possible to economically to minimize Air-conditioning system using which kind of appropriate gas regulation technology and related device, Mute, makes it be applied to family or personal user, is that controlled atmosphere art personnel thirst for solving but all the time failing always The technical barrier that success is solved.

Utility model content

A purpose of the present utility model is intended to overcome at least one defect of current refrigerator to be filled there is provided a kind of refrigerating Put, it is creatively realized after the oxygen separation in air by gas separator, then remaining nitrogen-rich gas are filled with To controlled atmosphere space, so as to obtain rich nitrogen oxygen deprivation in controlled atmosphere space in favor of the atmosphere of food fresh-keeping, the gas Body atmosphere is by reducing the content of oxygen in fruits and vegetables shelf space, the intensity of reduction fruit/vegetable aerobic breathing, while ensureing basis Respiration, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.

One of the present utility model further objective is that headroom and the storage of refrigerating device will be made full use of Object space, makes the compact conformation of refrigerating device, and efficiency is high.

Especially, the utility model provides a kind of refrigerating device, and it includes：

Defined in casing, casing and container for storing is provided with storage space, storage space, there is controlled atmosphere in container for storing Fresh-keeping space；

Gas separator, gas separator has controlled atmosphere film, first gas collecting chamber and second gas collecting chamber, controlled atmosphere film Between first gas collecting chamber and second gas collecting chamber；Controlled atmosphere film is arranged so that first gas is collected in chamber air Oxygen more enter second gas collecting chamber through controlled atmosphere film relative to nitrogen therein；First gas collecting chamber is controllably Connected with the exterior space of gas separator, so that the air of the exterior space of gas separator enters first gas collecting chamber, And first gas collecting chamber is also controllably connected with controlled atmosphere space, so that into removing in the air in first gas collecting chamber Go through controlled atmosphere film to enter the remaining gas after the gas of second gas collecting chamber and enter controlled atmosphere space；With

Aspiration pump, aspiration pump is arranged at the top of casing, is connected via pipeline with second gas collecting chamber, will penetrate The gas of two gas collection intracavitary is pumped to outside gas separator.

Alternatively, refrigerating device also includes axial flow blower, is arranged on first gas collecting chamber to controlled atmosphere space Flow path on, be configured to controllably start, to promote remaining gas to flow into controlled atmosphere space.

Alternatively, container for storing is drawer appliance, including：

Drawer cylinder, with preceding to opening, and is arranged in storage space；With

Drawer body, is slidably disposed in drawer cylinder, operationally outside with the forward direction opening from drawer cylinder Extract and be inwardly inserted into drawer cylinder out.

Alternatively, the rear portion on the top of casing, which is defined, contains space, to accommodate aspiration pump.

Alternatively, refrigerating device also includes refrigeration system, is configured to provide cold, and refrigeration system to storage space With compressor, it is installed on and contains in space.

Alternatively, refrigerating device also includes：

Top plate is installed, the top surface for containing space is installed on by multiple shock absorption footpads；With

Seal box, is installed on installation top plate；And

Aspiration pump is installed in seal box.

Alternatively, the transverse ends of the roof in space are contained and the transverse ends of rear wall offer heat emission hole；Aspiration pump It is arranged at the horizontal one end for containing space.

Alternatively, the upper edge of antetheca in space is contained in the front of lower edge；And, storage space, which includes being in, to be contained First space in the front of the antetheca in space, and the lower section in the bottom wall for containing space second space.

Alternatively, gas separator is arranged inside storage space, and positioned at the rear side of drawer cylinder.

Alternatively, gas separator also includes collector box, is provided with the support frame of horizontal positioned in it, support frame with The first half box body of collector box limits first gas collecting chamber jointly, and the lower half box body of support frame and collector box is limited jointly Make second gas collecting chamber；Controlled atmosphere film is arranged in support frame.

Refrigerating device of the present utility model is because including the gas separation with controlled atmosphere film and two gas collection chambers Device, so that gas is separated into oxygen and nitrogen-rich gas, forms rich so as to make to be filled with the controlled atmosphere space of the nitrogen-rich gas Nitrogen oxygen deprivation is dropped in favor of the atmosphere of food fresh-keeping, the atmosphere by reducing the content of oxygen in fruits and vegetables shelf space The intensity of low fruit/vegetable aerobic breathing, while ensureing the respiration on basis, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach fruits and vegetables The purpose of long-period freshness preserving.

Further, due in refrigerating device of the present utility model gas separator be inflatable so that controlled atmosphere There are sufficient nitrogen-rich gas in fresh-keeping space, and then the negative pressure using controlled atmosphere spaces of technology such as vacuum freshness retainings can be solved Problem, makes user's operation more rapid and convenient when opening controlled atmosphere spatial access article.

Further, due in refrigerating device of the present utility model aspiration pump be arranged at the top of casing, can be abundant Using refrigerating device headroom, with existing refrigerating device top caused by the reason such as prevent refrigerating device higher Portion storing compartment space can not be fully utilized.Moreover, when compressor is also disposed on the top of refrigerating device, bottom The volume of storage space becomes big, although the total storage space volume of refrigerating device may be constant, but can not be abundant The rear portion of the top storage space utilized is fully utilized, and bottom storage space becomes big, also increase significantly in some sense Storing volume, and improve user's operation ease.In addition, when compressor is arranged at refrigerating device bottom, can solve Certainly compressor is superimposed problem with resonance problem, the heat of aspiration pump, can significantly reduce noise.Therefore, refrigeration of the present utility model Refrigerating plant has the top that aspiration pump is arranged at casing unexpected technique effect.

Further, refrigerating device of the present utility model is not only of good preservation effect, and to the firm of container for storing etc. Property, intensity requirement it is relatively low, realize require it is very low, then cost is also very low.Moreover, refrigerating device of the present utility model is well Solve the above-mentioned technical barrier that controlled atmosphere art personnel thirst for solution but the solution that fails all the time always.This practicality New refrigerating device not only small volume, and noise is also very low, is particularly suitable for use in family and personal use.

Further, refrigerating device of the present utility model is preferably domestic refrigerator, for example, the direct-cooled ice of family expenses compression Case, family expenses compression wind cooling refrigerator, semiconductor freezer etc..

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Plus understand of the present utility model above-mentioned and other purposes, advantages and features.

Brief description of the drawings

It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：

Fig. 1 is the schematic diagram of the refrigerating device according to the utility model one embodiment；

Fig. 2 is the schematic structure that part-structure is concealed according to the refrigerating device of the utility model one embodiment Figure；

Fig. 3 is the schematic structure that part-structure is concealed according to the refrigerating device of the utility model one embodiment Figure；

Fig. 4 is the schematic structure that part-structure is concealed according to the refrigerating device of the utility model one embodiment Figure；

Fig. 5 is the schematic sectional of gas separator in the refrigerating device according to the utility model one embodiment Figure；

Fig. 6 is the schematic exploded of pumping pump group part in the refrigerating device according to the utility model one embodiment Figure；

Fig. 7 is the schematic diagram of container for storing in the refrigerating device according to the utility model one embodiment.

Embodiment

Fig. 1 is the schematic diagram of the refrigerating device according to the utility model one embodiment.Such as Fig. 1 is simultaneously referred to Fig. 2 to Fig. 4, the utility model embodiment provides a kind of refrigerating device, and it may include casing 20, main door body, gas point From device 30, aspiration pump 41 and refrigeration system.

Storage space 200 is defined in casing 20.For example, casing 20 may include to limit storage space in inner bag, inner bag 200.Main door body can be made up of two split door body 28, and two split door body 28 are pivotally mounted to casing 20, be configured in dozen Open or close the storage space 200 of the restriction of closed box body 20.Main door body is alternatively a door body.Further, set in storage space 200 Being equipped with container for storing 21, container for storing 21 has controlled atmosphere space 210.Controlled atmosphere space 210 can be hermetic type space Or approximate hermetic type space.Preferably, container for storing 21 is drawer appliance.Container for storing 21 may include drawer cylinder 22 and drawer Body 23.Drawer cylinder 22 can be with preceding to opening, and is arranged in storage space 200, specifically may be disposed at storage space 200 Bottom.As one skilled in the art will recognize that, drawer cylinder 22 may also set up in the middle part of storage space 200 or on Portion.Drawer body 23 is slidably disposed in drawer cylinder 22, operationally outside with the forward direction opening from drawer cylinder 22 Extract and be inwardly inserted into drawer cylinder 22 out.Drawer body 23 can have drawer end cap, and drawer end cap can be opened with drawer cylinder 22 Mouth is engaged, to carry out the closed of controlled atmosphere space 210.In some alternative implementation embodiments, container for storing 21 can be wrapped Include cylinder and be configured to open or close the small door body of cylinder.

Refrigerant system configuration provides cold into storage space 200.Specifically, in some embodiments, refrigeration system It can be the cooling cycle system being made up of compressor, condenser, throttling arrangement and evaporator etc..Evaporator be configured to directly or It is grounded and provides cold into storage space 200.For example when the refrigerating device is family expenses compression direct cooling refrigerator, evaporator It may be disposed on the outside of the rear surface of inner bag or inner side.When the refrigerating device is family expenses compression wind cooling refrigerator, casing 20 Inside also there is evaporator room, evaporator room is connected by air path system with storage space 200, and evaporation is set in evaporator room Device, exit is provided with blower fan, to carry out circularly cooling to storage space 200.In other embodiments, refrigeration system It can be semiconductor cooling device.

Fig. 5 is the schematic sectional of gas separator in the refrigerating device according to the utility model one embodiment Figure.As shown in figure 5, gas separator 30 has controlled atmosphere film 300, first gas collecting chamber 310 and second gas collecting chamber 320. Controlled atmosphere film 300 is located between first gas collecting chamber 310 and second gas collecting chamber 320, to be spaced apart first gas collecting chamber 310 and second gas collecting chamber 320.First gas collecting chamber 310 is configured to exterior space controllably with gas separator 30 (such as storage space 200, the external space of casing 20) is connected, to be less than gas separator in the pressure of first gas collecting chamber 310 Exterior space pressure when, make gas separator exterior space air enter first gas collecting chamber 310, controlled atmosphere film 300 are configured to, when the pressure of first gas collecting chamber 310 is more than the pressure of second gas collecting chamber 320, receive first gas Collect the oxygen in chamber 310 in air and more enter second gas collecting chamber through controlled atmosphere film 300 relative to nitrogen therein 320, first gas collecting chamber 310 is configured to controllably connect with controlled atmosphere space 210, with first gas collecting chamber When 310 pressure is more than the pressure in controlled atmosphere space 210, make to remove in the air into first gas collecting chamber 310 The remaining gas entered through controlled atmosphere film 300 after the gas of second gas collecting chamber 320 enters controlled atmosphere space 210, so that Rich nitrogen oxygen deprivation is obtained in controlled atmosphere space 210 in favor of the atmosphere of food fresh-keeping.Aspiration pump 41 can be via pipeline 50 Connected with second gas collecting chamber 320, to promote the gas eluting gas separator 30 in second gas collecting chamber 320.

That is, in gas separator 30, controlled atmosphere film 300 is arranged so that air in first gas collecting chamber 310 In oxygen more enter second gas collecting chamber 320 through controlled atmosphere film 300 relative to nitrogen therein.First gas is collected Exterior space of the chamber 310 controllably with gas separator 30 is connected, so that the air of the exterior space of gas separator 30 enters First gas collecting chamber 310, and first gas collecting chamber 310 also controllably connects with controlled atmosphere space 210, so that into Remaining after the gas for entering second gas collecting chamber 320 through controlled atmosphere film 300 is removed in one gas collection chamber 310 in air Gas enters controlled atmosphere space 210.Aspiration pump 41 is configured to the gas penetrated in second gas collecting chamber 320 being pumped to gas Outside body separator 30.

Specifically, aspiration pump 41 is by being outwards evacuated so that the gas in second gas collecting chamber 320 flows via pipeline 50 Go out, so that the pressure of second gas collecting chamber 320 reduces.When the pressure of second gas collecting chamber 320 is less than first gas During the pressure of collecting chamber 310, the gas such as relatively fast oxygen of infiltration rate in first gas collecting chamber 310 in air is in pressure Entered with the presence of controlled atmosphere film 300 in second gas collecting chamber 320.Now, due to the portion in first gas collecting chamber 310 Divide oxygen to enter formation in second gas collecting chamber 320, first gas collecting chamber 310 and only contain a small amount of oxygen or not oxygen-containing The relatively slow gas of other infiltration rates of gas, that is to say nitrogen-rich gas.Further, the pressure of first gas collecting chamber 310 The reduction of oxygen in gas in the inner and reduce so that air in storage space 200 is collected because of pressure difference into first gas In chamber 310, and make in the presence of aspiration pump 41 and controlled atmosphere film 300 into the infiltration in the air of first gas collecting chamber 310 The gases such as the relatively fast oxygen of speed are persistently discharged into second gas collecting chamber 320.That is, aspiration pump 41 is by being outwards evacuated So that air continues into gas separator 30 in storage space 200, and in the presence of controlled atmosphere film 300, received in first gas The remaining gas for removing the gas for having been enter into second gas collecting chamber 320 is formed in collection chamber 310, nitrogen-rich gas are that is to say.Now, First gas collecting chamber 310 controlled can be connected with controlled atmosphere space 210, so that the nitrogen-rich gas are filled with controlled atmosphere space 210。

Refrigerating device of the present utility model can make to be formed rich nitrogen oxygen deprivation in controlled atmosphere space 210 so that food is protected Fresh atmosphere, the atmosphere is by reducing the content of oxygen in fruits and vegetables shelf space, and it is strong that reduction fruit/vegetable aerobic is breathed Degree, while ensureing the respiration on basis, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.

In some embodiments of the present utility model, the rear portion on the top of casing 20, which is defined, contains space 24, to accommodate Aspiration pump 41.In this embodiment, utility model people has found that the rear portion of storage space at the top of existing refrigerating device does not often have It is placed into article and leaves unused, possible cause is that refrigerating device is too high or too deep, or other reasons, user is inconvenient to incite somebody to action Article is put into, and the utility model people of the application creatively utilizes the space, then sets containing for an accommodating aspiration pump 41 herein Space 24.Further, width (horizontal direction) extension of the space 24 along casing 20 is contained, the antetheca in space 24 is contained Upper edge is told in the front of lower edge and contains the antetheca in space 24 edge bending extends to its lower edge from it, preceding Wall also can inclined tabular.Storage space 200 includes first space in the front in the antetheca for containing space 24, and in appearance Fill the second space of the lower section of the bottom wall in space 24.

In some embodiments of the present utility model, storage space 200 is refrigerating space, and its storage temperature is general at 2 DEG C It it is preferably 3 DEG C to 8 DEG C between 10 DEG C.Further, casing 20 can also limit reefer space 25 and alternating temperature space 26, cold Freeze the lower section that space 25 is arranged at storage space 200, alternating temperature space 26 is arranged between reefer space 25 and refrigerating space.Freezing Temperature range in space 25 is general at -14 DEG C to -22 DEG C.Alternating temperature space 26 can be adjusted according to demand, suitable to store Food.In some alternate embodiments of the present utility model, storage space 200 or reefer space or alternating temperature space, That is, the temperature range of storage space 200 can be controlled in -14 DEG C to -22 DEG C or is adjusted according to demand.Further Ground, the relative position of refrigerating space, reefer space 25 and alternating temperature space 26 can be adjusted according to the actual requirements.

In some embodiments of the present utility model, when refrigeration system includes compressor, compressor may be disposed at casing 20 bottom rear portion, can so be spaced sufficiently apart compressor and aspiration pump 41, prevent heat superposition and noise superposition.In this reality With in some new preferred embodiments, compressor is mountable to contain in space 24, can now significantly increase user and be easy to The bottom storage space used.

In some embodiments of the present utility model, aspiration pump 41 is arranged at the horizontal one end for containing space 24.Compressor The horizontal other end for containing space 24 is may be disposed at, so that the distance of the Range compress machine of aspiration pump 41 is distant, noise is reduced and folds Plus be superimposed with used heat.Compressor can also close on aspiration pump 41 and set.

Fig. 6 is the schematic exploded of pumping pump group part 40 in the refrigerating device according to the utility model one embodiment Figure；Further in order to reduce noise, as shown in fig. 6, in some embodiments of the present utility model, refrigerating device may be used also Including installing top plate 42 and seal box 43.The top for containing space 24 can be installed on by multiple shock absorption footpads 44 by installing top plate 42 Face.Seal box 43 is installed on installation top plate 42.Aspiration pump 41 is installed in seal box 43.That is, aspiration pump 41 is settable In the inside of a seal box 43, seal box 43 can be installed on by installing top plate 42 and be contained in space 24.Seal box 43, installation top Plate 42 and aspiration pump 41 are also referred to as evacuated pump group part 40.When aspiration pump 41 is run, seal box 43 can largely hinder Noise isolating sound and/or used heat are outwards propagated.Further, it is lifting damping noise reduction effect, installing can also install multiple on top plate 42 Shock absorption footpad 44 (can be quality of rubber materials).The quantity of shock absorption footpad 44 is preferably four, and four shock absorption footpads 44, which are arranged on, to be installed In the foot pad mounting hole opened up at the corner of top plate 42.

In some embodiments of the present utility model, seal box 43 is internally provided with an installation frame, installation frame with The inwall of seal box 43 is connected by multiple vibration damping cushion blocks, and aspiration pump 41 is fixed on inside installation frame, so to mitigate pumping Vibration and noise when pump 41 is run.Specifically, two vibration damping cushion blocks are provided with the top of installation frame, vibration damping cushion block is set in In the locating dowel of the top surface of seal box 43.One opposite sides of installation frame is each provided with a circular vibration damping cushion block, and card In the neck of the respective side walls of seal box 43.An other opposite sides for installation frame is each to fix a vibration damping cushion block.Pumping Pump 41 can be between each vibration damping cushion block in seal box 43, and be anchored on installation frame by screw.

For the ease of radiating, contain the transverse ends of the roof in space 24 and the transverse ends of rear wall offer radiating Hole, to increase radiating effect, it is ensured that the stability that compressor and aspiration pump 41 work.Further, contain.Refrigerating device Cooling fan is may also include, promotes radiating airflow to flow.

Pipeline 50 may include the connection pipeline section extended from the top down.Connection pipeline section is arranged at the rear of storage space 200, and The upper end of pipeline section and the inlet communication of aspiration pump 41 are connected, the lower end of pipeline section is connected and is collected with the second gas of gas separator 30 Chamber is connected.Connection pipeline section can close on side shell and backboard in casing 20 and set, and muff or insulating tube can be set with connection pipeline section, The cold connected in pipeline section in oxygen can be prevented to be transferred to side shell and backboard, condensation can be prevented.

In some embodiments of the present utility model, as shown in figure 5, gas separator 30 may include collector box 31.Gas collection It is provided with the support frame 32 of horizontal positioned in box 31, the first half box body of support frame 32 and collector box 31 limits the jointly One gas collection chamber 310, support frame 32 and the lower half box body of collector box 31 limit second gas collecting chamber 320 jointly. Further, controlled atmosphere film 300 may be disposed in support frame 32, and two surfaces of controlled atmosphere film 300 are respectively facing collector box 31 First half box body and lower half box body.

In some embodiments of the present utility model, be also provided with collector box 31 three can controlled opening ventilation Hole.Three passages can be respectively to be used to make first ventilation of the air into first gas collecting chamber 310 in storage space 200 Hole, nitrogen-rich gas are made to be filled with second passage in controlled atmosphere space 210 by first gas collecting chamber 310 and make oxygen enriched gas stream Go out the 3rd passage of second gas collecting chamber 320.

That is, first gas collecting chamber 310 can be connected by the first passage with storage space 200.Specifically, when When the pressure of first gas collecting chamber 310 is less than the pressure of storage space 200, the first passage is controlled to be opened.Now second leads to Stomata is controlled to close, so that the pressure increase of first gas collecting chamber 310, and form substantial amounts of nitrogen-rich gas.It may be appreciated It is, because the relatively slow gas of the infiltration rates such as nitrogen can not enter second gas collecting chamber heavily through controlled atmosphere film 300 320, the pressure of first gas collecting chamber 310 can continue to raise.When the pressure of first gas collecting chamber 310 is more than or equal to storing During the pressure in space 200, the first passage can be closed controllably, and now the second passage controlled can be opened, so that first gas A large amount of nitrogen-rich gas in collecting chamber 310 flow to controlled atmosphere space 210.3rd passage can be in the first passage and/or Two passages are always maintained at open mode when opening, so that the oxygen rich gas in second gas collecting chamber 320 is evacuated pump in time 41 extract out, so as to promote air in storage space 200 to continue to flow into first gas collecting chamber 310.More of the present utility model In embodiment, the second passage may also be configured to Time Delay Opening.Specifically, when the first passage is opened, second passage etc. After being opened again after a preset time, so as to form enough nitrogen-rich gas in first gas collecting chamber 310.

In some embodiments of the present utility model, refrigerating device may also include axial flow blower 60.Axial flow blower 60 First gas collecting chamber 310 be may be provided to the flow path in controlled atmosphere space 210, be configured to controllably start, and promote Make its residual air for removing the gas for entering second gas collecting chamber 320 through controlled atmosphere film 300 in first gas collecting chamber 310 Body accelerates to flow to controlled atmosphere space 210.Specifically, axial flow blower 60 is set to, and its air inlet is towards first gas collecting chamber 310, its air outlet is towards controlled atmosphere space 210, to promote the nitrogen-rich gas of the outflow out of first gas collecting chamber 310 to accelerate Flow to controlled atmosphere space 210.Further, axial flow blower 60 can be configured to opens with the opening of the second passage.

In some embodiments of the present utility model, as shown in figure 3, gas separator 30 may be disposed at storage space 200 Inside, and positioned at the rear side of drawer cylinder 22.That is, gas separator 30 can be independently integrally arranged in controlled atmosphere sky Between 210 outside so that it is easily installed and dismantled.

In some embodiments of the present utility model, as shown in fig. 7, multiple air pressure balances can be offered on drawer cylinder 22 Hole 221, storage space 200 and controlled atmosphere space 210 are connected via multiple air equalizer openings 221.Air equalizer opening 221 can be Millimetre-sized micropore, such as a diameter of 0.1mm to 3mm of each air equalizer opening 221.Set multiple air equalizer openings 221 can The pressure in controlled atmosphere space 210 is set to be unlikely to too high, specifically, when the pressure in controlled atmosphere space 210 is excessive, controlled atmosphere A small amount of gas in fresh-keeping space 210 can be flowed into storage space 200 via air equalizer opening 221, to avoid controlled atmosphere empty Between 210 hypertonia.When a small amount of gas flows out controlled atmosphere space 210, the gas of rich nitrogen oxygen deprivation in controlled atmosphere space 210 Body atmosphere can't change, or change minimum can be ignored.

In some embodiments of the present utility model, be provided between drawer body 23 and drawer cylinder 22 locking device, Handle and handle positioning device.Locking device includes being arranged at the pivot lock of drawer end cap both sides, is arranged at drawer cylinder 22 On two buckling parts, and clamping promotes device.Each buckling parts can be projection.Clamping promotes device to can be used for promoting two Lock is pivoted to rotate towards the direction (i.e. respective first direction) for being connected in respective buckling parts.Handle horizontal extends, and Drawer end cap can be vertically slidably mounted on.Moreover, when drawer body 23 is closed, residing for handle Position can be the initial position of handle.And handle is configured in its initial position, its two ends pivots lock with two respectively and connect Touch against to prevent each lock that pivots from being rotated along the other direction opposite with respective first direction, so that the pivot Twist lock button keeps mated condition with the buckling parts, so that the drawer body 23 is locked in into the drawer cylinder 22.Enter one Step ground, when handle is moved up or down to holding latched position is released, i.e., is moved to releasing from initial position and keeps locking bit Postpone, each lock that pivots can be allowed to be rotated along the other direction opposite with respective first direction, to allow outside When pulling drawer body 23, pivot lock and rotate the corresponding buckling parts of disengaging, so as to allow to open drawer body 23.Handle is positioned Device is configured to after at the handle motion position predetermined to each, handle is kept at the position, mainly initial Position and releasing keep latched position.When opening drawer body 23, user first makes handle move to releasing holding up or down Latched position, handle positioning device makes handle keep being in the position, and user can outwards pull open drawer body 23.When closing drawer During body 23, user first closes drawer body 23, then make handle downwards or on return to initial position, handle positioning device makes Handle keeps being in the position, so that drawer body 23 and drawer cylinder 22 keep being in the lock state.

In order to further make the stable movement of handle, the two ends of handle are also respectively provided with guide rod and sliding block, guide rod Vertically extend.Drawer body 23 also includes two groups of slideways, the cunning that at least three, every group of slideway vertically extends Groove, so that the both sides of guide rod have a chute respectively, sliding block is moved on remaining chute, or distinguishes the both sides of sliding block With a chute, guide rod is moved on remaining chute.For example, every group of slideway may include before four chutes, guide rod Both sides have a chute respectively afterwards, and the both lateral sides (i.e. the left and right sides) of sliding block have a chute respectively.

So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model many Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the utility model spirit and scope The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The scope of type is understood that and regarded as to cover other all these variations or modifications.

Claims (10)

1. a kind of refrigerating device, it is characterised in that including：

Define and be provided with storage space, the storage space in container for storing, the container for storing in casing, the casing With controlled atmosphere space；

Gas separator, the gas separator has controlled atmosphere film, first gas collecting chamber and second gas collecting chamber, the gas Film is adjusted to be located between the first gas collecting chamber and the second gas collecting chamber；The controlled atmosphere film is arranged so that described Oxygen in one gas collection chamber air more enters second gas relative to nitrogen therein through the controlled atmosphere film Body collecting chamber；Exterior space of the first gas collecting chamber controllably with the gas separator is connected, so that the gas The air of the exterior space of separator enter the first gas collecting chamber, and the first gas collecting chamber also controllably with institute The connection of controlled atmosphere space is stated, so as to enter through the controlled atmosphere film into removing in the air in the first gas collecting chamber Enter the remaining gas after the gas of the second gas collecting chamber into the controlled atmosphere space；With

Aspiration pump, the aspiration pump is arranged at the top of casing, is connected via pipeline with the second gas collecting chamber, will be saturating The gas entered in the second gas collecting chamber is pumped to outside the gas separator.

2. refrigerating device according to claim 1, it is characterised in that also include：

Axial flow blower, is arranged on the first gas collecting chamber to the flow path in the controlled atmosphere space, be configured to by Control ground starts, to promote the remaining gas to flow into the controlled atmosphere space.

3. refrigerating device according to claim 1, it is characterised in that

The container for storing is drawer appliance, including：

Drawer cylinder, with preceding to opening, and is arranged in the storage space；With

Drawer body, is slidably disposed in the drawer cylinder, with from the forward direction opening of the drawer cylinder operationally Outwards extract and be inwardly inserted into the drawer cylinder out.

4. refrigerating device according to claim 1, it is characterised in that

The rear portion on the top of the casing, which is defined, contains space, to accommodate the aspiration pump.

5. refrigerating device according to claim 4, it is characterised in that also include：

Refrigeration system, is configured to provide cold to the storage space, and

The refrigeration system has compressor, is installed on described contain in space.

6. refrigerating device according to claim 4, it is characterised in that also include：

Top plate is installed, the top surface for containing space is installed on by multiple shock absorption footpads；With

Seal box, is installed on the installation top plate；And

The aspiration pump is installed in the seal box.

7. refrigerating device according to claim 6, it is characterised in that

The transverse ends of the roof for containing space and the transverse ends of rear wall offer heat emission hole；

The aspiration pump is arranged at described horizontal one end for containing space.

8. refrigerating device according to claim 4, it is characterised in that

The upper edge of the antetheca for containing space is in the front of lower edge；And

The storage space includes first space in the front in the antetheca for containing space, and contains sky in described Between bottom wall lower section second space.

9. refrigerating device according to claim 3, it is characterised in that

The gas separator is arranged inside the storage space, and positioned at the rear side of the drawer cylinder.

10. refrigerating device according to claim 1, it is characterised in that the gas separator also includes：

Collector box, is provided with the support frame of horizontal positioned, the support frame and the first half box body of the collector box in it The first gas collecting chamber is limited jointly, and the support frame and the lower half box body of the collector box limit institute jointly State second gas collecting chamber；

The controlled atmosphere film is arranged in the support frame.