CN106593818B - Refrigerating device - Google Patents
Refrigerating device Download PDFInfo
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- CN106593818B CN106593818B CN201611097124.1A CN201611097124A CN106593818B CN 106593818 B CN106593818 B CN 106593818B CN 201611097124 A CN201611097124 A CN 201611097124A CN 106593818 B CN106593818 B CN 106593818B
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- China
- Prior art keywords
- controlled atmosphere
- space
- seal box
- membrane module
- venthole
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention relates to a kind of refrigerating devices, it includes pumping pump assembly, wherein pumping pump assembly includes: seal box, it includes the box body with upper side opening and the upper cover for covering upper side opening, the side wall top edge of box body and the side wall lower edge of upper cover are opened up respectively there are two semicircular indentations, when upper cover is installed on box body, two semicircular indentations of box body are opposite one by one with two semicircular indentations of upper cover respectively, to form two pipeline fairleads；And aspiration pump, the inside of seal box is set and its air inlet pipe and an air outlet pipe passes through the outside that a pipeline fairlead leads to seal box respectively.Aspiration pump assembly operating noise of the invention is smaller and disassembly process in refrigerating device is very convenient, and facilitates and lead to the air inlet pipe and an air outlet pipe of aspiration pump outside seal box.
Description
Technical field
The present invention relates to refrigerator storing technical fields, more particularly to a kind of refrigerating device.
Background technique
With the raising of quality of the life, consumer requires the food fresh keeping of the refrigeratings device such as refrigerator, refrigerator more next
It is higher.Controlled atmosphere technology generally refers to atmosphere (the gas componant ratio by adjusting enclosure space locating for storage object
Example or gas pressure) mode come come the technology that extends shelf life of food products, basic principle are as follows: in certain enclosure space
It is interior, the atmosphere different from normal air constituent is obtained by various regulative modes, to inhibit to cause storage object (usually to eat
Material) putrid and deteriorated physiological and biochemical procedure and microorganism activity.Particularly, in this application, the controlled atmosphere discussed will
Specifically in the controlled atmosphere technology that gas component ratio is adjusted.
Those skilled in the art know that normal air constituent includes (pressing volume percentage, hereafter together): about 78%
Nitrogen, about 21% oxygen, about 0.939% rare gas (helium, neon, argon, krypton, xenon, radon), 0.031% carbon dioxide, with
And 0.03% other gases and impurity (for example, ozone, nitric oxide, nitrogen dioxide, vapor etc..In controlled atmosphere field,
It generallys use and is filled with nitrogen-rich gas to enclosure space to reduce the mode of oxygen content and obtain the fresh-keeping gas atmosphere of rich nitrogen oxygen deprivation
It encloses.Here, those skilled in the art know, nitrogen-rich gas refers to that nitrogen content is more than nitrogen content in above-mentioned normal air
Gas, such as nitrogen content therein can be 95%~99%, even higher；And the fresh-keeping atmosphere of rich nitrogen oxygen deprivation refers to nitrogen
Gas content is lower than the gas atmosphere of oxygen content in above-mentioned normal air more than nitrogen content, oxygen content in above-mentioned normal air
It encloses.
Although the history of controlled atmosphere technology can be traced by 1821 German biologist and find fruit and vegetable in hypoxemia water
It usually can be reduced metabolism to start.But up to this point, since the equipment of making nitrogen volume for being conventionally used to controlled atmosphere is huge
Greatly, with high costs, cause the technology to be substantially also limited to using (the storage capacity one on the professional storage of various large sizes
As at least 30 tons or more).It can be said that being likely to economically using which kind of gas regulation technology appropriate and related device by controlled atmosphere
System compact, mute make it is suitable for family or personal user, are that controlled atmosphere field technical staff thirsts for solving always
But the technical problem for the solution that fails always.
In addition, controlled atmosphere technology needs to extract oxygen out using aspiration pump, but it is larger to be evacuated pump operation noise.Therefore,
The technology is such as applied to refrigerator, how noise reduction is carried out to aspiration pump and is also a problem to be solved.
Summary of the invention
One object of the present invention is intended to overcome at least one defect of the prior art, provides a kind of pumping pump assembly,
Operation noise is smaller and disassembly process is very convenient.
Of the invention leads to the air inlet pipe and an air outlet pipe of aspiration pump outside seal box further objective is that facilitate.
Another object of the present invention is to provide for a kind of refrigerating device for having used the pumping pump assembly.
On the one hand, the present invention provides a kind of pumping pump assemblies comprising:
Seal box comprising the box body with upper side opening and the upper cover for covering upper side opening, the side wall of box body
The side wall lower edge of top edge and upper cover is opened up respectively there are two semicircular indentations, when upper cover is installed on box body, the two of box body
A semicircular indentations are opposite one by one with two semicircular indentations of upper cover respectively, to form two pipeline fairleads；With
Aspiration pump, is arranged in the inside of seal box and its air inlet pipe and an air outlet pipe passes through a pipeline fairlead respectively and draws
Out to the outside of seal box.
Optionally, the side wall top edge of box body is also provided with cable and draws notch, for leading to the cable of aspiration pump
The outside of seal box.
Optionally, pumping pump assembly further includes mounting base, and upper surface rear portion has the stopper section upwardly extended, backstop
The front surface in portion is concavely formed locating recess backward；And seal box is located at the upside of mounting base, and the rear part has backward
The positioning cams protruded out, positioning cams are caught in locating recess, and the front of seal box is locked in mounting base.
Optionally, mounting base is sheet metal component, and stopper section is the upward flange that mounting base is formed；And locating recess
For the through-hole opened up on flange.
Optionally, the front of seal box is provided with screw hole, and screw hole is opposite with the threaded hole being opened on mounting base,
Seal box is locked in mounting base using screw.
Optionally, multiple shock absorption footpads are installed on mounting base.
Optionally, pumping pump assembly further includes installation frame, and tray interior is arranged in and sets between the inner wall of box body
It is equipped with multiple vibration damping cushion blocks；And aspiration pump is fixed in installation frame.
On the other hand, the present invention provides a kind of refrigerating devices, comprising:
Cabinet inside defines storage space and compressor bin, is provided with container for storing in storage space, in container for storing
With controlled atmosphere space；
Controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and its surrounding space and controlled atmosphere
Fresh-keeping space connection, controlled atmosphere membrane module are arranged so that the oxygen in controlled atmosphere membrane module surrounding space air-flow relative to controlled atmosphere film group
Nitrogen in part surrounding space air-flow more penetrates controlled atmosphere film and enters oxygen rich gas collecting chamber；With
It according to the pumping pump assembly of any of the above item, is set in compressor bin, the inlet end of aspiration pump is via pipeline
It is connected to the oxygen rich gas collecting chamber of controlled atmosphere membrane module, the gas penetrated in oxygen rich gas collecting chamber is pumped to container for storing
Outside.
Optionally, container for storing is drawer appliance comprising drawer cylinder and to be slidably mounted on drawer cylinder intracorporal
Drawer body；The accommodating chamber being connected to controlled atmosphere space is provided in the roof of drawer cylinder, to accommodate controlled atmosphere membrane module；?
Offered in wall surface between the accommodating chamber and controlled atmosphere space of the roof of drawer cylinder at least one first venthole and with
At least one first venthole at least one second venthole spaced apart, to be connected to accommodating chamber and controlled atmosphere in different location respectively
Fresh-keeping space；And refrigerating device further includes blower, be arranged in accommodating chamber, with promote the gas in controlled atmosphere space according to
It is secondary to return to controlled atmosphere space via at least one first venthole, accommodating chamber and at least one second venthole.
Optionally, controlled atmosphere membrane module further includes braced frame, has the first surface and second surface being parallel to each other, and
It is formed in braced frame and extends on the first surface respectively, extends on a second surface, and through braced frame to be connected to
Oxygen rich gas collecting chamber is collectively formed in multiple airflow channels of first surface and second surface, multiple airflow channels；And at least one
A controlled atmosphere film is two planar shaped controlled atmosphere films, is laid in the first surface and second surface of braced frame respectively.
In pumping pump assembly of the invention, aspiration pump is arranged inside seal box, when seal box can obstruct pumping pump operation
Noise propagate outward.Moreover, the present invention by the junction of box body and upper cover be arranged pipeline fairlead, can easily by
The air inlet pipe and an air outlet pipe of aspiration pump is led to outside seal box.During the installation process, directly air inlet pipe and an air outlet pipe is placed on
At the semicircular indentations of box body, then cover upper cover.In disassembly process, upper cover can be taken out upwards after being removed into
Tracheae and escape pipe, operation is very easy.
Further, mounting base when in use, first can be fixed on refrigerating device by pumping pump assembly of the invention
It is interior, then seal box is mounted on mounting base, when needing to change or repairing aspiration pump, only seal box is removed without disassembly
Mounting base.During the installation process, it is caught in the positioning cams at seal box rear portion in the locating recess on mounting base,
Seal box front is removably attachable to mounting base again.Seal box is so not only realized relative to the firm of mounting base
Installation also only needs to operate seal box front in dismounting, very convenient.
Further, in pumping pump assembly of the invention, the front of seal box only can be anchored on installation by a screw
Bottom plate, it is only necessary to which twisting a screw can be completed disassembly process, operate very simple.
In addition, refrigerating device of the invention is because have controlled atmosphere membrane module and aspiration pump, aspiration pump can make controlled atmosphere film
The pressure of side is less than the other side, so as to make to be formed rich nitrogen oxygen deprivation in controlled atmosphere space in favor of the gas atmosphere of food fresh-keeping
It encloses, which is reduced the intensity of fruit/vegetable aerobic breathing, guaranteed simultaneously by the content of oxygen in reduction fruits and vegetables shelf space
The respiration on basis prevents fruits and vegetables from carrying out anaerobic respiration, to achieve the purpose that fruits and vegetables long-period freshness preserving.
Further, in refrigerating device of the invention, aspiration pump is set in compressor bin, without additionally occupying it
His space especially storage space, therefore not will increase the additional volumes of refrigerating device, the knot of refrigerating device can be made
Structure is compact.
Further, refrigerating device of the invention is not only of good preservation effect, but also to the rigid, strong of container for storing etc.
Degree require it is lower, realize require it is very low, then cost is also very low.Thirst for always moreover, solving controlled atmosphere field technical staff
The above-mentioned technical problem of solution but the solution that fails always.Refrigerating device is not only small in size, but also noise is also very low, special
It Shi Yongyu not family and personal use.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the structural schematic diagram of pumping pump assembly according to an embodiment of the invention；
Fig. 2 is the front schematic view of pumping pump assembly shown in Fig. 1；
Fig. 3 is decomposition diagram of pumping pump assembly shown in Fig. 1 after dismantling seal box from mounting base；
Fig. 4 is the decomposition diagram of pumping pump assembly shown in Fig. 1；
Fig. 5 is the fit structure schematic diagram of aspiration pump and box body；
Fig. 6 is the schematic local structural graph of refrigerating device according to an embodiment of the invention；
Fig. 7 is the schematic diagram at another visual angle of structure shown in Fig. 6；
Fig. 8 is the schematic local structural graph of refrigerating device according to an embodiment of the invention；
Fig. 9 is the schematic, exploded of structure shown in Fig. 8；
Figure 10 is the exploded view of controlled atmosphere membrane module in refrigerating device according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the structural schematic diagram of pumping pump assembly according to an embodiment of the invention, and Fig. 2 is aspiration pump shown in Fig. 1
The front schematic view of component；Fig. 3 is signal of pumping pump assembly shown in Fig. 1 after dismantling seal box from mounting base
Figure；Fig. 4 is the decomposition diagram of pumping pump assembly shown in Fig. 1.As shown in Figures 1 to 4, the present invention provides a kind of pumping pump groups
Part 10 can be applied in the refrigeratings device such as refrigerator, for extracting the oxygen in storage space out, to create rich nitrogen oxygen deprivation
Fresh-keeping atmosphere.
Being evacuated pump assembly 10 generally may include seal box 200 and aspiration pump 300.Wherein, seal box 200 includes having
The box body 210 of upper side opening and upper cover 220 for covering the upper side opening, box body 210 and upper cover 220 limit jointly
The sealing of O-ring seal 230 can be used in the accommodation space of aspiration pump 300 between the two.The side wall top edge of box body 210 offers
Two semicircular indentations 211, the side wall lower edge of upper cover 220 are opened up there are two semicircular indentations 221.It is installed in upper cover 220
When the box body 210, two semicircular indentations 211 of box body 210 are opposite with two semicircular indentations 221 of upper cover 220 respectively,
To form two pipeline fairleads 204,202, such as Fig. 2.The inside of seal box 200 and its air inlet pipe 310 is arranged in aspiration pump 300
Lead to the outside of seal box 200 by pipeline fairlead 204 and pipeline fairlead 202 respectively with escape pipe 320.
In this way, seal box 200 can largely obstruct noise and propagate outward when aspiration pump 300 is run.Moreover,
In installation process, air inlet pipe 310 and escape pipe 320 can be directly individually placed to the semicircular indentations 211 and semicircle of box body 210
At v notch v 221, then cover upper cover 220.In disassembly process, upper cover 220 can be taken out upwards after being removed into
Tracheae 310 and escape pipe 320, operation is very easy.
In addition, as shown in Figure 2 and Figure 4, the side wall top edge of box body 210 is also provided with cable and draws notch 203, being used for will
The cable 330 (for powering or communicating) of aspiration pump 300 leads to the outside of seal box 200.To realize sealing, cable 330 draws
The settable rubber of indentation, there or the sealing block of sponge material out.
In some embodiments, pumping pump assembly 10 further includes mounting base 100.Mounting base 100 for supporting upwards
Seal box 200, upper surface rear portion have the stopper section 110 upwardly extended.The front surface of stopper section 110 is concavely formed fixed backward
Position recessed portion 112.The rear portion of seal box 200 has the positioning cams 212 protruded out backward.Seal box 200 is located at mounting base
When 100 upside, positioning cams 212 are caught in locating recess 112, and the front of seal box 200 is locked in mounting base 100,
Being fastenedly connected between seal box 200 and mounting base 100 so can be realized.
Specifically, when installation is evacuated pump assembly 10, mounting base 100 is fixed on refrigerating device first, then will
The seal box 200 for including aspiration pump 300 is placed on mounting base 100, pushes seal box 200 to make positioning cams 212 backward
It is caught in locating recess 112, finally locks the front of seal box 200 and mounting base 100.Pump assembly is evacuated in disassembly
When 10, only need to unlock the front of seal box 200 from mounting base 100 can pull out forward seal box 200, without disassembly
Mounting base 100.Therefore the disassembly process of the pumping pump assembly 10 of the embodiment of the present invention is very convenient.
In some embodiments, as shown in Figure 3 and Figure 4, to promote vibration absorbing low noise effect, can also pacify on mounting base 100
Fill multiple shock absorption footpads 400 (can be rubber material).The quantity of shock absorption footpad 400 is preferably four, and four shock absorption footpads 400 are pacified
In the foot pad mounting hole 120 that the four corners of mounting base 100 open up.
In addition, in some embodiments, seal box 200 is locked in mounting base 100 preferably by screw.Such as Fig. 4 institute
Show, the front of seal box 200 is provided with otic placode 214, and screw hole is offered on otic placode 214, offers on mounting base 100 and spiral shell
The opposite threaded hole 130 of nail hole.Screw 215 passes through screw hole and is tightened on threaded hole 130.
In some embodiments, as shown in Figure 3 and Figure 4, mounting base 100 can be sheet metal component, and stopper section 110 above-mentioned is
The upward flange formed from mounting base 100, to simplify manufacture craft.Locating recess 112 above-mentioned can be to open on flange
If through-hole.Through-hole can be polygonal through hole, positioning cams 212 be with the matched polygonized structure of polygonal through hole shape,
Through-hole and positioning cams 212 as shown in the figure are three-legged structure, so as to constrain seal box 200 oneself more in all directions
By spending, keep seal box 200 more firm.
Certainly, stopper section 110 can also be the molding component of independence being fixed on mounting base 100, and locating recess
112 can also be round or other arbitrary shapes through-hole, can also be blind hole.
Fig. 5 is the fit structure schematic diagram of aspiration pump and box body.In some embodiments, as shown in figure 5, in box body 210
Portion is provided with an installation frame 240, and multiple vibration damping cushion blocks are provided between installation frame 240 and the inner wall of seal box 200, takes out
Air pump 300 is fixed on inside installation frame 240.So to mitigate vibration and noise when aspiration pump 300 is run.
Specifically, installation frame 240 bottom setting there are two intermediate aperture vibration damping cushion block 217,217 sets of vibration damping cushion block
It is located on the positioning column 215 of 210 bottom wall of box body.The front and rear sides setting of installation frame 240 respectively has a circular vibration damping cushion block
219, it is fastened in the card slot 216 of 210 inside front and back of box body.The both lateral sides of installation frame 240 are each to fix a cushion blocking
Block 218.Aspiration pump 300 is between vibration damping cushion block 217,218,219, and is anchored on installation frame 240 by screw.In this way,
Vibration when aspiration pump 300 is run will be transferred to vibration damping cushion block 217,218,219 by installation frame 240, to be buffered by it,
Reach vibration damping purpose.
Another aspect of the present invention provides a kind of refrigerating device.Fig. 6 is refrigeration according to an embodiment of the invention
The schematic local structural graph of refrigerating plant；Fig. 7 is the schematic diagram at another visual angle of structure shown in Fig. 6；Fig. 8 is basis
The schematic local structural graph of the refrigerating device of one embodiment of the invention；Fig. 9 is the schematic exploded of structure shown in Fig. 8
Figure；Figure 10 is the exploded view of controlled atmosphere membrane module in refrigerating device according to an embodiment of the invention.Such as Fig. 6 to Figure 10 institute
Show, the refrigerating device of the embodiment of the present invention may include cabinet 80, door body (not shown), controlled atmosphere membrane module 30, aforementioned
Pumping pump assembly 10 and refrigeration system.
Storage space 201 and compressor bin 13 are defined in cabinet 80.Door body is used to open or closes storage space 201.
Further, it is provided with container for storing in storage space 201, there is controlled atmosphere space in container for storing.Controlled atmosphere space
It can be hermetic type space or approximate hermetic type space.Preferably, container for storing is drawer appliance.Container for storing may include drawer cylinder
Body 20 and drawer body 28.Drawer cylinder 20 can have forward opening, and be set in storage space 201, specifically may be disposed at
The lower part of storage space 201.As one skilled in the art will recognize that, drawer cylinder 20 may also set up in storage space 201
Middle part or top.Drawer body 28 is slidably disposed in drawer cylinder 20, with can from the forward opening of drawer cylinder 20
Operatively extract and be inwardly inserted into outward drawer cylinder 20 out.Drawer body 28 can have drawer end cap, and drawer end cap can be with drawer
The opening of cylinder 20 matches, to carry out the closed of controlled atmosphere space.In some alternative implementation embodiments, container for storing
It may include cylinder and being configured to open or close the small door body of cylinder.
Refrigeration system can be the cooling cycle system being made of compressor, condenser, throttling set and evaporator etc..Compression
Machine is mountable in compressor bin 13.Evaporator is configured to directly or indirectly provide cooling capacity into storage space 201.Such as when
When the refrigerating device is household compression direct cooling refrigerator, evaporator may be disposed at the inside of cabinet 80.When the refrigerating
When device is household compression wind cooling refrigerator, also there is evaporator room in cabinet 80, evaporator room passes through air path system and storing
Space 201 is connected to, and evaporator is arranged in evaporator room, and exit is provided with blower, to carry out circulation system to storage space 201
It is cold.
Controlled atmosphere membrane module 30 has at least one controlled atmosphere film 31 and an oxygen rich gas collecting chamber, and its surrounding space and controlled atmosphere
Fresh-keeping space connection.The controlled atmosphere membrane module 30 may be arranged so that the oxygen in 30 surrounding space air-flow of controlled atmosphere membrane module relative to
Nitrogen in 30 surrounding space air-flow of controlled atmosphere membrane module more penetrates controlled atmosphere film 31 and enters oxygen rich gas collecting chamber.Specifically,
The inner surface of each controlled atmosphere film 31 is towards oxygen rich gas collecting chamber, to be less than controlled atmosphere film group in the pressure of oxygen rich gas collecting chamber
When the pressure of the surrounding space of part 30, make the oxygen in the air of the exterior space of controlled atmosphere membrane module 30 relative to nitrogen therein
More enter oxygen rich gas collecting chamber through at least one controlled atmosphere film 31.
Pumping pump assembly 10 may be disposed in compressor bin 13, and mounting base 100 is mounted on compression by shock absorption footpad 400
On the bottom wall of cabin 13.The inlet end of aspiration pump 300 is connected to via pipeline 50 with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30,
The gas penetrated in oxygen rich gas collecting chamber to be pumped to outside container for storing.
In this embodiment, aspiration pump 300 is evacuated outward, 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 make the oxygen in 30 surrounding space of controlled atmosphere membrane module enter oxygen rich gas collection
Chamber.Since controlled atmosphere space is connected to 30 surrounding space of controlled atmosphere membrane module, the air in controlled atmosphere space can enter controlled atmosphere
30 surrounding space of membrane module, therefore the oxygen in the air in controlled atmosphere space can also be made to enter oxygen rich gas collecting chamber, from
And rich nitrogen oxygen deprivation is obtained in controlled atmosphere space in favor of the atmosphere of food fresh-keeping.
Refrigerating device of the invention can make to be formed rich nitrogen oxygen deprivation in controlled atmosphere space in favor of the gas of food fresh-keeping
Body atmosphere, the atmosphere reduce the intensity of fruit/vegetable aerobic breathing, simultaneously by the content of oxygen in reduction fruits and vegetables shelf space
The respiration for guaranteeing basis prevents fruits and vegetables from carrying out anaerobic respiration, to achieve the purpose that fruits and vegetables long-period freshness preserving.Moreover, the gas
Body atmosphere also has the gases such as a large amount of nitrogen, will not also reduce article in controlled atmosphere space by cold efficiency, fruits and vegetables can be made
Deng effectively being stored.Aspiration pump 300 is set in compressor bin 13, can be made full use of 13 space of compressor bin, not accounted for additionally
It with elsewhere, therefore not will increase the additional volumes of refrigerating device, the compact-sized of refrigerating device can be made.And
It is lower to rigidity, the intensity requirement of cabinet 80 etc., realize that requirement is very low, then cost is also very low.Refrigerating device of the invention
The above-mentioned technical problem that controlled atmosphere field technical staff thirsts for always solution but the solution that fails always is well solved.
Refrigerating device of the invention is not only small in size, but also noise is also very low, especially suitable for family and personal use.
In some embodiments of the invention, multiple micropores, storage space 201 and controlled atmosphere can be offered on drawer cylinder 20
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
If the diameter of each micropore is 0.1mm to 3mm, preferably 1mm, 1.5mm etc..Multiple micropores, which are arranged, can make in controlled atmosphere space
Pressure be unlikely to too low, the setting of multiple micropores will not make the nitrogen in controlled atmosphere space to big storage space 201
Flowing will not influence the preservation of food in controlled atmosphere space even if flowing is also that very little is even negligible.At this
In some alternative embodiments of invention, micropore can also be not provided on drawer cylinder 20, even if in this way, also having in controlled atmosphere space
With the presence of gases such as a large amount of nitrogen, user is when pulling the drawer out ontology 28, without too sweat, compared to existing vacuum
Material storage room, then can be significantly laborsaving.
In some embodiments of the invention, storage space 201 is refrigerating space, and storage temperature is generally at 2 DEG C to 10
It is preferably 3 DEG C to 8 DEG C between DEG C.Further, cabinet 80 can also limit reefer space 12 and alternating temperature space 27, and freezing is empty
Between 12 lower sections for being set to storage space 201, alternating temperature space 27 is set between reefer space 12 and refrigerating space.Reefer space
Temperature range in 12 is generally at -14 DEG C to -22 DEG C.Alternating temperature space 27 can be adjusted according to demand, to store suitable food
Object.Compressor bin 24 is preferably provided at the back lower place of reefer space 12.In some alternative embodiments of the invention, storing
Space 201 can also be reefer space or alternating temperature space, that is to say, that the temperature range of storage space 201 can be controlled in -14 DEG C
It is adjusted to -22 DEG C or according to demand.
In some embodiments of the invention, as shown in Figure 8 and Figure 9, controlled atmosphere membrane module 30 may be disposed at drawer cylinder 20
Barrel wall on.Controlled atmosphere membrane module 30 can be in plate, and preferably and horizontally is arranged at the roof of drawer cylinder 20.Tool
Body, accommodating chamber 22 is provided in the roof of drawer cylinder 20, to accommodate controlled atmosphere membrane module 30.For example, in drawer cylinder 20
At least one first venthole 23 and the second venthole are offered in wall surface between the accommodating chamber and controlled atmosphere space of roof
24.At least one first venthole 23 is spaced apart at least one second venthole 24, is accommodated with being connected to respectively in different location
Chamber and controlled atmosphere space.First venthole 23 and the second venthole 24 are aperture, and quantity can be multiple.It is replaced some
For in property embodiment, there is recessed groove on the inside of the roof of drawer cylinder 20.Controlled atmosphere membrane module 30 is set to the top of drawer cylinder 20
In the recessed groove of wall.
Pipeline 50 may include vertical pipe section.Vertical pipe section is set to the rear of storage space 201, and the lower end of vertical pipe section
With the inlet communication of aspiration pump 300, the top of vertical pipe section is connected to the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30.Vertical pipe
Section can close on side shell and backboard setting in cabinet 80, can be set with muff or insulating tube on vertical pipe section, can prevent vertical pipe
Cooling capacity in section in oxygen is transferred to side shell and backboard, can prevent condensation.
In some embodiments of the invention, cold in order to promote the gas in controlled atmosphere space and accommodating chamber 22 to flow
Hiding refrigerating plant may also include blower 60, and blower 60 may be disposed in accommodating chamber, be configured to promote the gas in controlled atmosphere space
Enter accommodating chamber 22 via the first venthole 23, and the gas in accommodating chamber 22 is made to enter controlled atmosphere via the second venthole 24
Space.That is, blower 60 can promote the gas in controlled atmosphere space successively via at least one first venthole 23, receiving
Chamber and at least one second venthole 24 return to controlled atmosphere space.
Blower 60 is preferably centrifugal blower, is set in accommodating chamber 22 at first venthole 23.That is, centrifugal blower
Positioned at the top of at least one the first venthole 23, and rotation axis is straight down, and air inlet is right against the first venthole 23.From
It the gas outlet of heart blower can be towards controlled atmosphere membrane module 30.Controlled atmosphere membrane module 30 is set to the top of at least one the second venthole 24
And each controlled atmosphere film of controlled atmosphere membrane module 30 is made to be parallel to the roof of drawer cylinder 20.The setting of at least one first venthole 23
In roof front, at least one second venthole 24 is set to roof rear portion.That is, before centrifugal blower is set to accommodating chamber 22
Portion, controlled atmosphere membrane module 30 are set to the rear portion of accommodating chamber 22.Further, the roof of drawer cylinder 20 includes main board portion 25 and lid
Plate portion 26 is formed with recessed portion in a regional area of main board portion 25, and ceiling plate portion 26 is removably covered on recessed portion, with shape
At accommodating chamber 22.For the ease of the production of drawer cylinder 20, main board portion 25 can be with the side wall, bottom wall, rear wall one of drawer cylinder 20
It is body formed.
In some embodiments of the invention, as shown in Figure 10, controlled atmosphere membrane module 30 can be in plate, the controlled atmosphere membrane module
30 may also include braced frame 32.Controlled atmosphere film 31 can be two, the two sides of braced frame 32 are installed on, so that two controlled atmosphere films 31
Oxygen rich gas collecting chamber is surrounded jointly with braced frame 32.
Further, braced frame 32 may include frame, the structures such as floor and/or plate for being set in frame, floor
Between, can form airflow channel between floor and plate etc., can be opened up on the surface of floor, on the surface of plate it is fluted,
To form airflow channel.The structural strength etc. of controlled atmosphere membrane module 30 can be improved in floor and/or plate.That is, braced frame
32 have the first surface and second surface being parallel to each other, and be formed in braced frame 32 and extend on the first surface respectively,
Extend on a second surface, and is connected to multiple airflow channels of first surface and second surface through braced frame 32, it is more
Oxygen rich gas collecting chamber is collectively formed in a airflow channel；At least one controlled atmosphere film 31 is two planar shaped controlled atmosphere films, is laid with respectively
In the first surface and second surface of braced frame 32.
In some embodiments of the invention, braced frame 32 includes the pumping being connected to at least one aforementioned airflow channel
Hole 33, is set on frame, to allow the oxygen in oxygen rich gas collecting chamber to be exported.Aspirating hole 33 is connected to aspiration pump 300.
Aspirating hole 33 may be disposed on the long edge of frame, or be set in the short edge of frame, with setting according to controlled atmosphere membrane module 30
It sets orientation or actual design demand is determined, for example, aspirating hole 33 may be disposed at side in Fig. 8 and embodiment shown in Fig. 9
On the long edge of frame.Controlled atmosphere film 31 first passes through double-sided adhesive 34 and is installed on frame, is then sealed by sealant 35.
In some embodiments, braced frame 32 may include frame, multiple first floors and multiple second floors.It is aforementioned
Multiple first floors are longitudinally spaced inside frame to be arranged and extends transversely, and a side surface of aforesaid plurality of first floor
Form first surface.Multiple second floors another side surface of aforesaid plurality of first floor it is laterally spaced setting and along longitudinal direction
Extend, and the side surface far from the first floor of aforesaid plurality of second floor forms second surface.Braced frame of the invention
32 inside its frame by being arranged multiple first floors that are longitudinally spaced and extending transversely and in aforesaid plurality of first rib
One side surface of plate is laterally spaced and multiple second floors for extending longitudinally, on the one hand ensure that the company of airflow channel
Coherence, on the other hand greatly reduces the volume of braced frame 32, and significantly enhances the intensity of braced frame 32.This
Outside, the above structure of braced frame 32 ensure that controlled atmosphere film 31 can obtain enough supports, even if in oxygen rich gas collecting chamber
Preferable flatness can be also remained in the biggish situation of internal negative pressure, ensure that the service life of controlled atmosphere membrane module 30.
In a further embodiment, aforesaid plurality of first floor can include: multiple first narrow rib plates and multiple first wide
Floor.Plurality of first wide floor interval is arranged, and multiple first narrow rib plates are arranged between two neighboring first wide floor.It is aforementioned
Multiple second floors can include: multiple second narrow rib plates and multiple second wide floors, the multiple second wide floor interval settings are 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
In contrast.
In some embodiments, each first wide floor is recessed inwardly from the side surface that it forms first surface to be formed
First groove；Each second wide floor is recessed inwardly to form second groove from the side surface that it forms second surface, thus
Under the premise of the thickness very little (volume very little in other words) for guaranteeing braced frame 32, the connection of its inner mesh structure is improved
Property.
In a further embodiment, the part of the surface away from first surface of each first wide floor is prolonged towards the second floor
It extends to concordant with second surface, and is recessed inwardly to form third groove from the part of the surface concordant with second surface；Third ditch
Slot is connected to the position that second groove is intersected to form crisscross grooves.At least one second wide rib in aforesaid plurality of second wide floor
The part of the 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 of the surface is recessed inwardly to form the 4th groove；Wherein the 4th groove is connected to the position that first groove is intersected to form cross
Groove.In some embodiments of the invention, for the ease of the flowing of air-flow, as shown in figure 9, the inner surface of ceiling plate portion 26 can be to
Under extend multiple wind-guiding floors, with guide the air-flow from blower 60 each controlled atmosphere of controlled atmosphere membrane module 30 is flowed through in accommodating chamber
The outer surface away from oxygen rich gas collecting chamber of film 31.Multiple wind-guiding floors can be divided into two groups, including first group of wind-guiding floor
With first group of wind-guiding floor about the symmetrically arranged second group of wind-guiding floor of a plane.Every group of wind-guiding floor includes the first wind-guiding
Floor, at least one second wind-guiding floor and at least one third wind-guiding floor.Outlet air of the first wind-guiding floor from centrifugal blower
Extend at mouthful to the side of accommodating chamber, and extends to a lateral outer side of controlled atmosphere membrane module 30.Each second wind-guiding floor is set
It is placed between two the first wind-guiding floors, and between controlled atmosphere membrane module 30 and centrifugal blower.Each third wind-guiding floor position
In a lateral outer side of controlled atmosphere membrane module 30, to guide air-flow that air-flow is made to enter controlled atmosphere from the both lateral sides of controlled atmosphere membrane module 30
Gap between membrane module 30 and the bottom surface or top surface of accommodating chamber.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (6)
1. a kind of refrigerating device, characterized by comprising:
Cabinet inside defines storage space and compressor bin, and container for storing is provided in the storage space, and the storing holds
There is controlled atmosphere space in device；
Controlled atmosphere membrane module has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and its surrounding space and the controlled atmosphere
The connection of fresh-keeping space, the controlled atmosphere membrane module be arranged so that the oxygen in the controlled atmosphere membrane module surrounding space air-flow relative to
Nitrogen in the controlled atmosphere membrane module surrounding space air-flow more enters the oxygen rich gas collecting chamber through the controlled atmosphere film；
With
It is evacuated pump assembly, is set in the compressor bin, the inlet end of the aspiration pump is via pipeline and the controlled atmosphere film
The oxygen rich gas collecting chamber of component is connected to, and the gas penetrated in the oxygen rich gas collecting chamber is pumped to the storing
Outside container；The pumping pump assembly includes:
Mounting base is sheet metal component, and its upper surface rear portion has the flange upwardly extended, offers on the flange logical
Hole；
Seal box comprising the box body with upper side opening and the upper cover for covering the upper side opening, the box body
The side wall lower edge of side wall top edge and the upper cover is opened up respectively there are two semicircular indentations, is installed in the upper cover described
When box body, two semicircular indentations of the box body are opposite one by one with two semicircular indentations of the upper cover respectively, to be formed
Two pipeline fairleads, the seal box are located at the upside of the mounting base, and the rear part has the positioning protrusion protruded out backward
Portion, the positioning cams are caught in the through-hole, and the front of the seal box lock onto the mounting base；With
Aspiration pump, is arranged in the inside of the seal box and its air inlet pipe and an air outlet pipe passes through the pipeline respectively and draws
Hole leads to the outside of the seal box；And
The container for storing is drawer appliance comprising drawer cylinder and is slidably mounted on the intracorporal drawer of drawer cylinder
Ontology；
The accommodating chamber being connected to the controlled atmosphere space is provided in the roof of the drawer cylinder, to accommodate the controlled atmosphere film
Component；
It is offered at least in wall surface between the accommodating chamber and the controlled atmosphere space of the roof of the drawer cylinder
One the first venthole and at least one second venthole being spaced apart with the first venthole described at least one, respectively not
The accommodating chamber and the controlled atmosphere space are connected to position；And
The refrigerating device further includes blower, is arranged in the accommodating chamber, to promote the controlled atmosphere space
Gas is successively via described in the return of at least one described first venthole, the accommodating chamber and at least one described second venthole
Controlled atmosphere space；
The blower is centrifugal blower, is located at the top of first venthole and rotation axis straight down, air inlet is just
For first venthole, gas outlet is towards the controlled atmosphere membrane module；
The controlled atmosphere membrane module is set to above second venthole, each of which described controlled atmosphere film is parallel to the drawer cylinder
Roof.
2. refrigerating device according to claim 1, which is characterized in that
The side wall top edge of the box body is also provided with cable and draws notch, described for leading to the cable of the aspiration pump
The outside of seal box.
3. refrigerating device according to claim 1, which is characterized in that
The front of the seal box is provided with screw hole, the screw hole and the threaded hole phase being opened on the mounting base
It is right, the seal box is locked in the mounting base using screw.
4. refrigerating device according to claim 1, which is characterized in that
Multiple shock absorption footpads are installed on the mounting base.
5. refrigerating device according to claim 1, it is characterised in that the pumping pump assembly further include:
Installation frame is arranged in the tray interior and is provided with multiple vibration damping cushion blocks between the inner wall of the box body；And
The aspiration pump is fixed in the installation frame.
6. refrigerating device according to claim 1, which is characterized in that
The controlled atmosphere membrane module further includes braced frame, has the first surface and second surface being parallel to each other, and the branch
It is formed on support frame frame and extends on the first surface respectively, extends on the second surface, and run through the support
For frame to be connected to multiple airflow channels of the first surface and second surface, the richness is collectively formed in the multiple airflow channel
Carrier of oxygen collecting chamber；And
At least one described controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on the first surface and the of the braced frame respectively
On two surfaces.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611097124.1A CN106593818B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
| PCT/CN2017/114232 WO2018099466A1 (en) | 2016-12-02 | 2017-12-01 | Air extracting pump assembly and refrigerating and freezing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611097124.1A CN106593818B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106593818A CN106593818A (en) | 2017-04-26 |
| CN106593818B true CN106593818B (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611097124.1A Active CN106593818B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106593818B (en) |
| WO (1) | WO2018099466A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593818B (en) * | 2016-12-02 | 2019-05-03 | 青岛海尔股份有限公司 | Refrigerating device |
| CN108150388B (en) * | 2017-12-11 | 2020-04-21 | 青岛海尔股份有限公司 | Cavity muffler and refrigerator |
| CN108195126B (en) * | 2017-12-11 | 2020-07-24 | 青岛海尔股份有限公司 | Vacuum assembly with integrally-formed air pipe component and refrigerator |
| CN108759244A (en) * | 2018-06-19 | 2018-11-06 | 青岛海尔股份有限公司 | Refrigerator with control oxygen fresh-keeping function |
| CN108759243A (en) * | 2018-06-19 | 2018-11-06 | 青岛海尔股份有限公司 | Control oxygen fresh-keeping refrigerator |
| CN109953109B (en) * | 2019-04-03 | 2022-04-12 | 浙江大学舟山海洋研究中心 | Marine fish attaching freezing fidelity structure and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106593818A (en) | 2017-04-26 |
| WO2018099466A1 (en) | 2018-06-07 |
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