CN206449967U - Refrigerating device - Google Patents

Abstract

The utility model provides a kind of refrigerating device.The refrigerating device includes：Container for storing is provided with casing, casing, container for storing has cylinder and the controlled atmosphere space in cylinder；Controlled atmosphere membrane module, 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 aspiration pump, aspiration pump is arranged at the rear portion of cylinder, and the entrance point of aspiration pump connects with the oxygen rich gas collecting chamber of controlled atmosphere membrane module via pipeline, the gas penetrated in oxygen rich gas collecting chamber is pumped to outside container for storing.Refrigerating device of the present utility model is not only of good preservation effect, and noise is low, and cost is low, and it is fresh-keeping family to can be used to be perceive intuitively that refrigerating device can be carried out.

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 proposed discharges the space by the oxygen in air in controlled atmosphere space, so as to be obtained in the space Rich nitrogen oxygen deprivation 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 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.

One of the present utility model further objective is that will allow users to be perceive intuitively that controlled atmosphere membrane module etc. is used In the presence of fresh-keeping part.

It is of the present utility model another further objective is that to make the length of pipeline between aspiration pump and controlled atmosphere membrane module It is shorter, to reduce the loss of vacuum of controlled atmosphere.

Of the present utility model another noise and is easy to the maintenance of vavuum pump further objective is that to reduce.

In order to realize at least one above-mentioned purpose, 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, and container for storing has cylinder And the controlled atmosphere space in cylinder；

Controlled atmosphere membrane module, controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and empty around it Between connected with controlled atmosphere space, controlled atmosphere membrane module 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

Aspiration pump, is arranged at the rear portion of cylinder, the entrance point of aspiration pump is via pipeline and the oxygen rich gas of controlled atmosphere membrane module Collecting chamber is connected, and the gas penetrated in oxygen rich gas collecting chamber is pumped to outside container for storing.

Alternatively, container for storing is drawer appliance, and cylinder is drawer cylinder, and container for storing is also including being mounted slidably Drawer body in drawer cylinder.

Alternatively, the horizontal one end at the rear portion of cylinder define opening backwards contain space, aspiration pump, which is installed on, to be contained In space.

Alternatively, refrigerating device also includes：Seal box, is installed on by dampening assembly and contained in space；Installing frame Frame, is installed in seal box via multiple damping cushions；Aspiration pump is installed on installation frame.

Alternatively, the accommodating chamber connected with controlled atmosphere space is provided with the roof of cylinder, to house controlled atmosphere membrane module.

Alternatively, cylinder roof accommodating chamber and controlled atmosphere space between wall in offer at least one One passage and at least one second passage being spaced apart with least one first passage, to be connected respectively in diverse location Accommodating chamber and controlled atmosphere space；Refrigerating device also includes blower fan, is arranged in accommodating chamber, to promote controlled atmosphere space Gas return to controlled atmosphere space via at least one first passage, accommodating chamber and at least one second passage successively.

Alternatively, blower fan is centrifugal blower, is arranged at the top of at least one the first passage and causes centrifugal blower Straight down, air inlet is towards at least one the first passage for rotation axis；

Controlled atmosphere membrane module is arranged at the top of at least one the second passage and causes the every of controlled atmosphere membrane module in plate Individual oxygen permeable membrane is parallel to roof.

Alternatively, centrifugal blower is arranged at the front portion of accommodating chamber；Controlled atmosphere membrane module is provided with the rear of centrifugal blower.

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 to connect 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 respectively on the first surface and second surface of support frame.

Alternatively, storage space is refrigerating space；Casing also defines reefer space and alternating temperature space, and reefer space is set In the lower section of storage space, alternating temperature space is arranged between reefer space and refrigerating space.

Refrigerating device of the present utility model is because with controlled atmosphere membrane module and aspiration pump, can make in controlled atmosphere space Rich nitrogen oxygen deprivation is formed in favor of the atmosphere of food fresh-keeping, the atmosphere is by reducing containing for oxygen in fruits and vegetables shelf space Amount, the intensity of reduction 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, due in refrigerating device of the present utility model aspiration pump be arranged at the rear portion of cylinder, can be used Family can be perceive intuitively that controlled atmosphere membrane module etc. is used for the presence of fresh-keeping part, and be easy to the industry metaplasia of refrigerating device Production is promoted, and is easy to maintenance etc..Also the length of pipeline between aspiration pump and controlled atmosphere membrane module can be made shorter or even very short, to subtract The loss of vacuum of small controlled atmosphere.Aspiration pump is arranged in refrigerating space, can further be significantly reduced the noise produced during operation, be given User is with good Jing Yin experience.

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 refrigerator, for example, family expenses compression direct cooling refrigerator, Family expenses compression wind cooling refrigerator, certainly, or semiconductor freezer.

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 local structural graph of the refrigerating device according to the utility model one embodiment；

Fig. 2 is the schematic local structural graph of the refrigerating device according to the utility model one embodiment；

Fig. 3 is the schematic, exploded of structure shown in Fig. 2；

Fig. 4 is the schematic exploded of pumping pump group part in the refrigerating device according to the utility model one embodiment Figure；

Fig. 5 is the schematic, exploded of the refrigerating device partial structurtes according to the utility model one embodiment；

Fig. 6 is the exploded view of controlled atmosphere membrane module in the refrigerating device according to the utility model one embodiment.

Embodiment

Fig. 1 is the schematic local structural graph of the refrigerating device according to the utility model one embodiment；Fig. 2 is root According to the schematic local structural graph of the refrigerating device of the utility model one embodiment；Fig. 3 is the signal of structure shown in Fig. 2 Property exploded view.As shown in Figure 1 to Figure 3, the utility model embodiment provides a kind of refrigerating device, and it may include casing 20th, main door body, controlled atmosphere membrane module 30, aspiration pump 41 and refrigeration system.

Storage space 21 is defined in casing 20.For example, casing 20 may include to limit storage space in inner bag, inner bag 21.Main door body can be made up of two split door body, and two split door body are pivotally mounted to casing 20, be configured to beat open or close The storage space 21 that closed box body 20 is limited.Main door body is alternatively a door body.Further, it is provided with storing in storage space 21 Container, container for storing has cylinder 22 and the controlled atmosphere space 226 in cylinder 22.Controlled atmosphere space 226 can be close Closed form space or approximate hermetic type space.Preferably, container for storing is drawer appliance.Cylinder 22 is drawer cylinder.Container for storing Also include drawer body 23.Drawer cylinder can be with preceding to opening, and is arranged in storage space 21, specifically may be disposed at storing The bottom in space 21.As one skilled in the art will recognize that, drawer cylinder may also set up in the middle part of storage space 21 or Top.Drawer body 23 is slidably disposed in drawer cylinder, operationally outwards to be taken out from the forward direction opening of drawer cylinder Go out and be inwardly inserted into drawer cylinder 22.Drawer body 23 can have drawer end cap, the opening phase that drawer end cap can be with drawer cylinder Coordinate, to carry out the closed of controlled atmosphere space 226.In some alternative implementation embodiments, container for storing may include cylinder 22 and it is configured to open or close the small door body of cylinder 22.

Refrigerant system configuration provides cold into storage space 21.Specifically, in some embodiments, refrigeration system can For the cooling cycle system being made up of compressor, condenser, throttling arrangement and evaporator etc..Evaporator is configured to directly or indirectly Ground provides cold into storage space 21.For example when the refrigerating device is family expenses compression direct cooling refrigerator, evaporator can It is arranged on the outside of the rear surface of inner bag 21 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 21, and setting evaporator in evaporator room, Exit is provided with blower fan, to carry out circularly cooling to storage space 21.In other embodiments, refrigeration system is alternatively Semiconductor cooling device.

Controlled atmosphere membrane module 30 has at least one oxygen rich gas collecting chamber of controlled atmosphere film 31 and one, and its surrounding space and controlled atmosphere Fresh-keeping space 226 is connected.The controlled atmosphere membrane module 30 may be arranged so that the oxygen phase in the surrounding space air-flow of controlled atmosphere membrane module 30 More enter oxygen rich gas collecting chamber through controlled atmosphere film 31 for the nitrogen in the surrounding space air-flow of controlled atmosphere membrane module 30.Specifically Ground, the inner surface of each controlled atmosphere film 31 is towards oxygen rich gas collecting chamber, to be less than controlled atmosphere in the pressure of oxygen rich gas collecting chamber During the pressure of the surrounding space of membrane module 30, make controlled atmosphere membrane module 30 exterior space air in oxygen relative to therein Nitrogen more enters oxygen rich gas collecting chamber through at least one controlled atmosphere film 31.

Aspiration pump 41 may be disposed at the rear portion of cylinder 22.The entrance point of aspiration pump 41 is via pipeline and controlled atmosphere membrane module 30 Oxygen rich gas collecting chamber is connected, and the gas penetrated in oxygen rich gas collecting chamber is pumped to outside container for storing.Aspiration pump 41 The gas exhaust piping of outlet connection may pass through heat-insulation layer and stretch into evaporating dish, and evaporating dish is also referred to as drip tray.

In this embodiment, aspiration pump 41 is outwards evacuated, and the pressure of oxygen rich gas collecting chamber can be made to be less than controlled atmosphere membrane module The pressure of 30 surrounding space, further, can be such that the oxygen in the surrounding space of controlled atmosphere membrane module 30 is collected into oxygen rich gas Chamber.Because controlled atmosphere space 226 is connected with the surrounding space of controlled atmosphere membrane module 30, the air in controlled atmosphere space 226 can enter Enter the surrounding space of controlled atmosphere membrane module 30, therefore the oxygen in the air in controlled atmosphere space 226 is entered oxygen rich gas Collecting chamber, so as to obtain rich nitrogen oxygen deprivation in controlled atmosphere space 226 in favor of the atmosphere of food fresh-keeping.

Refrigerating device of the present utility model can make to be formed rich nitrogen oxygen deprivation in controlled atmosphere space 226 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.And And, the atmosphere also has the gases such as substantial amounts of nitrogen, will not also reduce the effect that is cooled of article in controlled atmosphere space 226 Rate, can be such that fruits and vegetables etc. are effectively stored.And rigidity, the intensity requirement to the grade of casing 20 are relatively low, realize require it is very low, then into This is also very low.Refrigerating device of the present utility model solves controlled atmosphere art personnel and thirsts for solution always well But the above-mentioned technical barrier for the solution that fails all the time.Refrigerating device not only small volume, and noise of the present utility model Also it is very low, it is particularly suitable for use in family and personal use.

In some embodiments of the present utility model, multiple micropores, storage space 21 and controlled atmosphere can be offered on cylinder 22 Fresh-keeping space 226 is via multiple microporous connectivities.Micropore is also referred to as air equalizer opening, and each micropore can be millimetre-sized micro- Hole, such as a diameter of 0.1mm to 3mm of each micropore, preferably 1mm, 1.5mm etc..Multiple micropores are set to make controlled atmosphere Pressure in space 226 is unlikely to too low, and the settings of multiple micropores will not also make nitrogen in controlled atmosphere space 226 to big Storage space 21 flows, even if flowing is also that very little is even negligible, does not interfere with food in controlled atmosphere space 226 The preservation of thing.In some alternative embodiments of the present utility model, micropore can be also not provided with cylinder 22, even if so, controlled atmosphere Also there is the gases such as substantial amounts of nitrogen to exist in fresh-keeping space 226, user is when pulling the drawer out body 23, without too laborious Gas, then can be significantly laborsaving compared to existing vacuum storing room.

In some embodiments of the present utility model, storage space 21 is refrigerating space, its storage temperature it is general at 2 DEG C extremely 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, freezing Space 25 is arranged at the lower section of storage space 21, and alternating temperature space 26 is arranged between reefer space and refrigerating space.Reefer space Temperature range in 25 is general at -14 DEG C to -22 DEG C.Alternating temperature space 26 can be adjusted according to demand, to store suitable food Thing.In some alternate embodiments of the present utility model, storage space 21 or reefer space or alternating temperature space, that is, Say, the temperature range of storage space 21 can be controlled in -14 DEG C to -22 DEG C or is adjusted according to demand.Further, refrigerate empty Between, the relative position in reefer space 25 and alternating temperature space 26 can be adjusted according to the actual requirements.

In some embodiments of the present utility model, as shown in figure 3, the horizontal one end at the rear portion of cylinder 22 defines opening Backwards contain space.Containing space and controlled atmosphere space 226 can be spaced apart by a L-square 227.Aspiration pump 41 can pacify Loaded on containing in space.Further in order to reduce noise, as shown in figure 4, refrigerating device may also include the He of seal box 43 Installation frame 44.Seal box 43 can be installed on by dampening assembly and be contained in space.Installation frame 44 can be via multiple beams Block is installed in seal box.Aspiration pump 41 is mountable to installation frame 44.Specifically, the bottom of installation frame 44 is provided with two Vibration damping cushion block 45, vibration damping cushion block 45 is set in the locating dowel 46 of the bottom surface of seal box 43.One opposite sides of installation frame 44 A circular vibration damping cushion block 47 is each provided with, and is arranged in the neck 48 of the respective side walls of seal box 43.Installation frame 44 An other opposite sides is each to fix a vibration damping cushion block 49.Each vibration damping cushion block that aspiration pump 41 can be in seal box 43 it Between, and installation frame 44 is anchored on by screw.When aspiration pump 41 is run, seal box 43 can largely obstruct noise And/or used heat is outwards propagated.The assembly of seal box 43, installation frame 44 and aspiration pump 41 is also referred to as being evacuated pump group part 40。

Further, in some embodiments, dampening assembly may include multiple snubber blocks, and seal box 43 is subtracted by multiple Shake block, which is installed on, to be contained in space, for example, be installed on the bottom surface or side for containing space.Specifically, multiple snubber blocks and it is arranged at At multiple positions in the circumferential edge of one side wall of seal box 43.In other embodiments, dampening assembly may include Installing plate and multiple shock-absorbing foot pads.Installing plate can be installed on the bottom surface for containing space by multiple shock absorption footpads.Seal box 43 is pacified Loaded on installing plate.In some alternate embodiments of the present utility model, pumping pump group part 40 may also set up empty in controlled atmosphere Between 226 rear portion, can be for example installed on by dampening assembly on the rear wall of cylinder 22, be installed on rear end of the bottom wall of cylinder 22 etc. At position.

Fig. 5 is the schematic, exploded of the refrigerating device partial structurtes according to the utility model one embodiment. In some embodiments of the present utility model, as shown in figure 5, controlled atmosphere membrane module 30 may be disposed on the barrel wall of cylinder 22.Controlled atmosphere Membrane module 30 can be in plate, and preferably and horizontally be arranged at the roof of cylinder 22.Specifically, in the roof of cylinder 22 Accommodating chamber 221 is provided with, to house controlled atmosphere membrane module 30.For example, accommodating chamber and controlled atmosphere space in the roof of cylinder 22 At least one first passage 222 and the second passage 223 are offered in wall between 226.At least one first passage 222 are spaced apart with least one second passage 223, with respectively in diverse location connection accommodating chamber and controlled atmosphere space 226. In some alternate embodiments, there is recessed groove on the inside of the roof of cylinder 22.Controlled atmosphere membrane module 30 is arranged at the top of cylinder 22 In the recessed groove of wall.

In some embodiments of the present utility model, in order to promote controlled atmosphere space 226 and the gas in accommodating chamber 221 Flowing, refrigerating device may also include blower fan 60, and blower fan 60 may be disposed in accommodating chamber, be configured to promote controlled atmosphere space 226 gas enters accommodating chamber 221 via the first passage 222, and makes the gas in accommodating chamber 221 via the second passage 223 enter controlled atmosphere space 226.That is, blower fan 60 can promote the gas in controlled atmosphere space 226 successively via at least One the first passage 222, accommodating chamber and at least one second passage 223 return to controlled atmosphere space 226.

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 the first passage 222, and rotation axis is straight down, and air inlet is right against the first passage 222.The gas outlet of centrifugal blower can be towards controlled atmosphere membrane module 30.Controlled atmosphere membrane module 30 is arranged at least one second passage 223 top and cause controlled atmosphere membrane module 30 each controlled atmosphere film parallel to cylinder 22 roof.At least one first passage 222 are arranged at roof front portion, and at least one second passage 223 is 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, depressed part is formed with a regional area of main board portion 224, and ceiling plate portion 225 is removably covered on recessed In the portion of falling into, to form accommodating chamber 221.For the ease of the making of cylinder 22, main board portion 224 can with the side wall of cylinder 22, bottom wall, after Wall is integrally formed.

In some embodiments of the present utility model, as shown in fig. 6, controlled atmosphere membrane module 30 can be in plate, the controlled atmosphere film Component 30 may also include support frame 32.Controlled atmosphere film 31 is preferably oxygen permeable membrane, can be two, be installed on the two of support frame 32 Side, so that two controlled atmosphere films 31 and support frame 32 surround oxygen rich gas collecting chamber jointly.Further, support frame 32 can be wrapped Frame is included, the structure such as floor and/or flat board for being arranged in frame can form air-flow between floor, between floor and flat board etc. It can open up fluted on passage, the surface of floor, on the surface of flat board, to form gas channel.Floor and/or flat board can be carried Structural strength of high controlled atmosphere membrane module 30 etc..That is, support frame 32 has the first surface and the second table being parallel to each other It is formed with face, and support frame 32 and extends on the first surface respectively, extends on a second surface, and through support frame 32 to connect multiple gas channels of first surface and second surface, and multiple gas channels are collectively forming oxygen rich gas collecting chamber； At least one controlled atmosphere film 31 is two planar shaped controlled atmosphere films, and the first surface and second surface of support frame 32 are laid on respectively On.

In some embodiments of the present utility model, support frame 32 includes what is connected with least one foregoing gas channel Aspirating hole 33, is arranged on frame, to allow the oxygen in oxygen rich gas collecting chamber to be output.Aspirating hole 33 connects with aspiration pump 41 It is logical.Aspirating hole 33 may be disposed on the long edge of frame, or be arranged in the short edge of frame, with according to controlled atmosphere membrane module 30 Orientation or actual design demand is set to be determined, for example, in the embodiment shown in Fig. 4 and Fig. 5, aspirating hole 33 may be disposed at On the long edge of frame.Controlled atmosphere film 31 first passes through double faced adhesive tape 34 and is installed on frame, is then sealed by fluid sealant 35.

In certain embodiments, support frame 32 may include：Frame, multiple first floors and multiple second floors.Before State multiple first floors and longitudinally spaced setting and extended transversely, and the side table of aforesaid plurality of first floor inside frame Face forms first surface.Multiple second floors aforesaid plurality of first floor the laterally spaced setting in another side surface and along vertical Second surface is formed to the side surface away from the first floor of extension, and aforesaid plurality of second floor.Branch of the present utility model Support frame frame 32 inside its frame by setting multiple first floors that are longitudinally spaced and extending transversely and aforesaid plurality of One side surface of the first floor is laterally spaced and multiple second floors for extending longitudinally, so as on the one hand ensure that air-flow leads to The continuity in road, on the other hand greatly reduces the volume of support frame 32, and significantly enhances the strong of support frame 32 Degree.In addition, the said structure of support frame 32 ensure that controlled atmosphere film 31 results in enough supports, received even in oxygen rich gas Preferable flatness can be also remained in the case that collection 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 wide Floor.Plurality of first wide floor is arranged at intervals, and multiple first narrow rib plates are set between two neighboring first wide floor.It is foregoing Multiple second floors may include：Multiple second narrow rib plates and multiple second wide floors, the multiple second wide floors are arranged at intervals, adjacent Multiple second narrow rib plates are set between two the second wide floors.It should be readily apparent to one skilled in the art that " width " " narrow " herein is Comparatively.

In certain embodiments, each first wide floor caves inward to be formed from its side surface for forming first surface First groove；Each second wide floor caves inward to form second groove from its side surface for forming second surface, so that On the premise of the thickness very little (volume very little in other words) for ensureing support frame 32, the connection of its inner mesh structure is improved Property.

In a further embodiment, the part surface away from first surface of each first wide floor 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 wide rib in aforesaid plurality of second wide floor 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 present utility model, in some embodiments of the present utility model, for the ease of air-flow Flowing, the inner surface of ceiling plate portion 225 can extend downwardly out multiple wind-guiding floors, to guide the air-flow from blower fan 60 in accommodating chamber Inside flow through the outer surface away from oxygen rich gas collecting chamber of each controlled atmosphere film 31 of controlled atmosphere membrane module 30.Multiple wind-guiding floors can divide Into two groups, including first group of wind-guiding floor and first group of wind-guiding floor are on the symmetrically arranged second group of wind guide rib of a plane Plate.Every group of wind-guiding floor includes the first wind-guiding floor, at least one second wind-guiding floor and at least one the 3rd wind-guiding floor.The One wind-guiding floor extends at the air outlet of centrifugal blower to the side of accommodating chamber, and extends to a horizontal stroke of controlled atmosphere membrane module 30 Laterally.Each second wind-guiding floor is arranged between two the first wind-guiding floors, and in controlled atmosphere membrane module 30 and centrifugation wind Between machine.Each 3rd wind-guiding floor is located at a lateral outer side of controlled atmosphere membrane module 30, to guide air-flow to make air-flow from controlled atmosphere The both lateral sides of membrane module 30 enter the gap between controlled atmosphere membrane module 30 and the basal surface or top surface of accommodating chamber.

In some embodiments of the present utility model, locking device, handle are provided between drawer body 23 and cylinder 22 And handle positioning device.Locking device is including being arranged at two that the pivot of drawer end cap both sides is latched, is arranged on cylinder 22 Buckling parts, and clamping promote device.Each buckling parts can be projection.Clamping promotes device to can be used for promoting two to pivot lock Rotated towards the direction (i.e. respective first direction) for being connected in respective buckling parts.Handle horizontal extends, and can be along vertical Direction is slidably mounted on drawer end cap.Moreover, when drawer body 23 is closed, the location of handle can be The initial position of handle.And handle is configured in its initial position, its two ends pivots lock with two respectively and contacted against, with Each lock that pivots is prevented to be rotated along the other direction opposite with respective first direction, so as to pivot lock and buckling parts Mated condition is kept, so that drawer body 23 is locked in into cylinder 22.Further, when handle is moved up or down to releasing Keep latched position, i.e., from initial position be moved to releasing keep latched position after, can allow it is each pivot lock edge with it is respective The opposite other direction of corresponding first direction is rotated, to allow when pulling out drawer body 23, is pivoted lock and is rotated de- From corresponding buckling parts, so as to allow to open drawer body 23.Handle positioning device is configured to when handle motion is pre- to each After at fixed position, handle is set to keep at the position, mainly initial position and releasing keeps latched position.When opening is taken out During drawer body, user first makes handle move to releasing holding latched position up or down, and handle positioning device makes at handle holding In the position, user can outwards pull open drawer body 23.When closing drawer body, user first closes drawer body 23, so After make handle downwards or on return to initial position, handle positioning device makes handle keep being in the position, so that drawer body 23 and cylinder 22 keep be 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：

Defined in casing, the casing and container for storing is provided with storage space, the storage space, and the container for storing Controlled atmosphere space with cylinder and in the cylinder；

Controlled atmosphere membrane module, the controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and empty around it Between connected with the controlled atmosphere space, the controlled atmosphere membrane module 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

Aspiration pump, the aspiration pump is arranged at the rear portion of the cylinder, and the entrance point of the aspiration pump is via pipeline and the gas The oxygen rich gas collecting chamber connection of membrane module is adjusted, the gas penetrated in the oxygen rich gas collecting chamber is pumped to described Outside container for storing.

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

The container for storing is drawer appliance, and the cylinder is drawer cylinder, and

The container for storing also includes the drawer body being slidably disposed in the drawer cylinder.

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

The horizontal one end at the rear portion of the cylinder defines the space that contains being open backwards, and the aspiration pump is installed on described contain In space.

4. refrigerating device according to claim 3, it is characterised in that also include：

Seal box, described contain in space is installed on by dampening assembly；

Installation frame, is installed in the seal box via multiple damping cushions；

The aspiration pump is installed on the installation frame.

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

The accommodating chamber connected with the controlled atmosphere space is provided with the roof of the cylinder, to house the controlled atmosphere film group Part.

6. refrigerating device according to claim 5, it is characterised in that

At least one is offered in wall between the accommodating chamber of the roof of the cylinder and the controlled atmosphere space First passage and at least one second passage being spaced apart with the first passage at least one described, with respectively in different positions Put the connection 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 at least one described first passage, the accommodating chamber and at least one described second passage successively Adjust fresh-keeping space.

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

The blower fan is centrifugal blower, is arranged at the top of at least one first passage and causes the centrifugal blower Straight down, air inlet is towards at least one described first passage for rotation axis；

The controlled atmosphere membrane module is arranged at the top of at least one second passage and causes the controlled atmosphere film in plate Each oxygen permeable membrane of component is parallel to the roof.

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

The centrifugal blower is arranged at the front portion of the accommodating chamber；The controlled atmosphere membrane module is provided with after the centrifugal blower Side.

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 Extension, the extension on the second surface on the first surface, and through the support respectively is formed with support frame frame Framework is to connect multiple gas channels of the first surface and second surface, and the multiple gas channel is collectively forming the richness Carrier of oxygen collecting chamber；

At least one described 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 storage space is refrigerating space；

The casing also defines reefer space and alternating temperature space, and the reefer space is arranged at the lower section of the storage space, The alternating temperature space is arranged between the reefer space and the refrigerating space.