CN106593822A - Gas suction pump assembly and cold storage and freezing device - Google Patents
Gas suction pump assembly and cold storage and freezing device Download PDFInfo
- Publication number
- CN106593822A CN106593822A CN201611097716.3A CN201611097716A CN106593822A CN 106593822 A CN106593822 A CN 106593822A CN 201611097716 A CN201611097716 A CN 201611097716A CN 106593822 A CN106593822 A CN 106593822A
- Authority
- CN
- China
- Prior art keywords
- controlled atmosphere
- seal box
- space
- mounting base
- group part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- 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 invention relates to a gas suction pump assembly and a cold storage and freezing device. The gas suction pump assembly comprises a sealing box and a gas suction pump; two connecting pipes used for communicating the inner space of the sealing box with the outer space of the sealing box are embedded in the sealing box; the end portions, located on the inner side and the outer side of the sealing box, of each connecting pipe are each a pagoda-shaped connector facilitating sleeved arrangement of a soft pipe; the gas suction pump is arranged in the sealing box; a gas inlet pipe of the gas suction pump is connected to one connecting pipe through the corresponding soft pipe; and a gas outlet pipe of the gas suction pump is connected with the other connecting pipe through the corresponding soft pipe. The gas suction pump assembly is small in running noise, the disassembling and assembling process in the cold storage and freezing device is quite convenient, and the gas inlet pipe and the gas outlet pipe of the gas suction pump can be conveniently led out of the sealing box.
Description
Technical field
The present invention relates to refrigerator storing technical field, more particularly to a kind of pumping pump group part and refrigerating device.
Background technology
With the raising of quality of the life, consumer requires more next to the food fresh keeping of the refrigerating device such as refrigerator, refrigerator
It is higher.Controlled atmosphere technology refers to atmosphere (the gas componant ratio by adjusting closing space residing for storage thing in general manner
Example or gas pressure) mode come extending the technology of shelf life of food products, its ultimate principle is：In certain closing space
It is interior, the atmosphere different from normal air constituent is obtained by various regulative modes, to suppress to cause storage thing (usually to be eaten
Material) putrid and deteriorated physiological and biochemical procedure and microorganism activity.Especially, in this application, the controlled atmosphere for being discussed will
It is specifically designed in the controlled atmosphere technology being adjusted to gas component ratio.
Those skilled in the art know, normal air constituent includes (by 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,
Reduce by the way of oxygen content obtaining the fresh-keeping gas atmosphere of rich nitrogen oxygen deprivation generally using nitrogen-rich gas are filled with to closing space
Enclose.Here, those skilled in the art know that nitrogen-rich gas refer to nitrogen content more than nitrogen content in above-mentioned normal air
Gas, such as nitrogen content therein can be 95%～99%, even more high；And the fresh-keeping atmosphere of rich nitrogen oxygen deprivation refers to nitrogen
Gas content is more than the gas atmosphere of nitrogen content, oxygen content less than oxygen content in above-mentioned normal air in above-mentioned normal air
Enclose.
Find fruit and vegetable in hypoxia water although the history of controlled atmosphere technology can trace back to German biologist in 1821
Metabolism can be reduced at ordinary times to start.But up to this point, as the equipment of making nitrogen volume for being conventionally used to controlled atmosphere is huge
Greatly, it is with high costs, cause the technology to be substantially also limited to using (the storage capacity one on various large-scale professional storages
As at least more than 30 tons).It can be said that being only possible to controlled atmosphere economically using which kind of appropriate gas regulation technology and related device
System compact, mute so as to suitable for family or personal user, are that controlled atmosphere art personnel thirst for solving always
But the technical barrier of the solution that fails all the time.
In addition, controlled atmosphere technology needs to extract oxygen out using air pump, but it is larger to be evacuated pump operation noise.Therefore,
The technology is applied to into refrigerator such as, and how noise reduction is carried out to air pump is also problem demanding prompt solution.
The content of the invention
One object of the present invention is intended at least one defect for overcoming prior art, there is provided a kind of pumping pump group part, takes out
The operation noise of air pump is less and easy accessibility.
Another object of the present invention is to provide for a kind of refrigerating device for having used the pumping pump group part.
On the one hand, the invention provides a kind of pumping pump group part, which includes：
Seal box, is embedded with two connecting tubes for communication seals box interior or exterior space thereon, and each connecting tube is in close
The end of jacket inner side and outer side is for ease of being arranged the Pagoda-shaped joint of flexible pipe；
Air pump, which is arranged on inside seal box, and the air inlet pipe of air pump by hose connection in a connecting tube, go out
Trachea is by hose connection another connecting tube.
Alternatively, two installation through-holes for connecting its interior or exterior space are offered on seal box；And each connecting tube includes：Wear
Installation through-hole is crossed with the main body tube of communication seals box interior or exterior space；It is fixed on main body tube and is posted by the backstop of the inwall of seal box
Piece；Be tightened against main body tube and be posted by seal box outer wall nut.
Alternatively, being evacuated pump group part also includes：Mounting base, its upper surface rear portion have upwardly extending stopper section, only
The front surface of stopper is concavely formed locating recess backward；And seal box be located at mounting base upside, and its rear portion with to
The positioning cams for protruding out afterwards, positioning cams snap in locating recess, and the front portion of seal box lock onto mounting base.
Alternatively, mounting base is sheet metal component, and stopper section is the flange upwards that mounting base is formed, and locating recess is
The through hole opened up on flange.
Alternatively, the front portion of seal box is provided with screw hole, and screw hole is relative with the screwed hole being opened on mounting base,
So that seal box is lock onto mounting base using screw.
Alternatively, multiple shock absorption footpads are installed on mounting base.
Alternatively, being evacuated pump group part also includes installation frame, is arranged on tray interior and arranges and the inwall of box body between
There are multiple vibration damping cushion blocks；And air pump is fixed in installation frame.
Alternatively, seal box includes box body, limits the receiving space with upper side opening, to accommodate air pump；With it is upper
Lid, is configured to the upper side opening of sealing capping.
On the other hand, the invention provides a kind of refrigerating device, including：
Casing, defines storage space and compressor bin in which, be provided with container for storing, in container for storing in storage space
With controlled atmosphere space；
Controlled atmosphere membrane module, which has at least one controlled atmosphere film and an oxygen rich gas collecting chamber, and its surrounding space and controlled atmosphere
The connection of fresh-keeping space, 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 enters oxygen rich gas collecting chamber through controlled atmosphere film；With
According to the pumping pump group part of any of the above item, which is arranged in compressor bin, and the inlet end of air pump is via pipeline
Connect with the oxygen rich gas collecting chamber of controlled atmosphere membrane module, the gas for penetrating oxygen rich gas collection intracavity is pumped to into container for storing
Outward.
Alternatively, controlled atmosphere membrane module also includes support frame, and which 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 runs 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；And at least one
Individual controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on the first surface and second surface of support frame respectively.
In the pumping pump group part of the present invention, air pump is arranged on inside seal box, and seal box can intercept the noise of air pump
Outwards propagate, play good noise reduction.Also, two connecting tubes are set on seal box, and the two ends of connecting tube are pagoda
Shape joint, can so be easy to the air inlet pipe and escape pipe of air pump are connected in connecting tube using flexible pipe, facilitate pipeline company
Connect and unloading process, also just facilitate the disassembly process of air pump.
Further, in pumping pump group part of the invention, connecting tube includes main body tube, stop tab and nut, so can be square
Just it is embedded on seal box, and connection is fastened very much.
Further, mounting base when in use, first can be fixed on refrigerating device by pumping pump group part of the invention
It is interior, then seal box is arranged on mounting base, when changing or keep in repair air pump, only seal box is pulled down and need not be dismantled
Mounting base.In installation process, the positioning cams at seal box rear portion are first made to snap in the locating recess on mounting base,
Seal box front portion is removably attachable to into mounting base again.Seal box is not only realized so relative to the firm of mounting base
Install, also only need to operate seal box front portion in dismounting, it is very convenient.The front portion of seal box only can pass through one
Screw is anchored on mounting base, it is only necessary to twists a screw and can complete unloading process, operates very simple.
In addition, the refrigerating device of the present invention is because have controlled atmosphere membrane module and air pump, air pump can make controlled atmosphere film
The pressure of side is less than opposite side, so as to make that the gas atmosphere that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping is formed in controlled atmosphere space
Enclose, the atmosphere reduces the intensity of fruit/vegetable aerobic breathing by the content of oxygen in reduction fruit and vegerable shelf space, while ensureing
The Repiration on basis, prevents fruit and vegerable from carrying out anaerobic respiration, so as to reach the purpose of fruit and vegerable long-period freshness preserving.
Further, in refrigerating device of the invention, air pump is arranged in compressor bin, without the need for additionally taking which
His space is particularly storage space, therefore will not increase the additional volumes of refrigerating device, can make the knot of refrigerating device
Structure is compact.
Further, refrigerating device of the invention is not only of good preservation effect, and to the rigid, strong of container for storing etc.
Degree require it is relatively low, realize require it is very low, then cost is also very low.And, solve controlled atmosphere art personnel and thirst for always
Solution but the above-mentioned technical barrier of the solution that fails all the time.Refrigerating device not only small volume, and noise is also very low, it is special
Shi Yongyu not family and personal use.According to the detailed description below in conjunction with accompanying drawing to the specific embodiment of the invention, this area skill
Art personnel will become more apparent that the above-mentioned and other purposes of the present invention, advantages and features.
Description of the drawings
Describe some specific embodiments of the present invention hereinafter with reference to the accompanying drawings by way of example, and not by way of limitation in detail.
In accompanying drawing, identical reference denotes same or similar part or part.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the structural representation of the pumping pump group part of one embodiment of the invention；
Fig. 2 is pumping decomposing schematic representation of the pump group part after seal box is dismantled from mounting base shown in Fig. 1；
Fig. 3 is the decomposing schematic representation of pumping pump group part shown in Fig. 1；
Fig. 4 is the structural representation of the connecting tube in Fig. 3；
Fig. 5 is another decomposing schematic representation of pumping pump group part shown in Fig. 1；
Fig. 6 is the fit structure schematic diagram of air pump and box body；
Fig. 7 is the schematic local structural graph of refrigerating device according to an embodiment of the invention；
Fig. 8 is the schematic diagram at another visual angle of structure shown in Fig. 7；
Fig. 9 is the schematic local structural graph of refrigerating device according to an embodiment of the invention；
Figure 10 is the schematic, exploded of structure shown in Fig. 9；
Figure 11 be one embodiment of the invention refrigerating device in controlled atmosphere membrane module exploded view.
Specific embodiment
Fig. 1 is the structural representation of the pumping pump group part of one embodiment of the invention；Fig. 2 is pumping pump group part shown in Fig. 1
Decomposing schematic representation after seal box is dismantled from mounting base；Fig. 3 is the decomposing schematic representation of pumping pump group part shown in Fig. 1；
Fig. 4 is the structural representation of the connecting tube in Fig. 3.As shown in Figures 1 to 4, embodiments provide a kind of pumping pump group
Part 10, can be applicable in the refrigerating device such as refrigerator, for the oxygen in a confined space is extracted out, to create rich nitrogen oxygen deprivation
Fresh-keeping atmosphere.
Pumping pump group part 10 may include seal box 200 and air pump 300 in general manner.Wherein, limit inside seal box 200
There is receiving space, air pump 300 is arranged on the inside of seal box 200.Also, it is embedded with for communication seals on seal box 200
Two connecting tubes 510,520 of 200 interior or exterior space of box.End of each connecting tube in 200 inner side and outer side of seal box is
It is easy to be arranged the Pagoda-shaped joint of flexible pipe.The air inlet pipe 301 of air pump 300 is connected to connecting tube 510 by a flexible pipe 310, takes out
The escape pipe 302 of air pump 300 is connected to connecting tube 520 by a flexible pipe 320.So that when air pump 300 is dismounted, its pipe
The connection and dismounting on road is very convenient.
The two ends of connecting tube 510 are Pagoda-shaped joint 513.Such as Fig. 4, Pagoda-shaped joint 513 is by multiple coaxial truncateds cone
Be overlapped mutually and form, less one end of sectional area of each truncated cone is arranged outwardly, so as to manually by Hose Jacket thereon.
As shown in Figure 3 and Figure 4, connecting tube 510 includes main body tube, stop tab 511 and nut 515.Open on seal box 200
Two installation through-holes 2101,2102 for being communicated with its interior or exterior space (can be opened on box body 210 as shown in the figure, also may be used certainly
It is opened on lid 220).Main body tube includes the Pagoda-shaped joint 513 and middle pipeline section 512 positioned at its two ends.Main body tube is worn
Installation through-hole 2101 is crossed with the interior or exterior space of communication seals box 200.Stop tab 511 is fixed on main body tube and is posted by seal box
200 inwall, nut 515 are tightened against main body tube and are posted by the outer wall of seal box 200.When mounted, will after nut 515 is tightened
With the wall of 511 common pinch seal box 200 of stop tab so that connecting tube 511 is installed on seal box 200 very firmly, while
Dismounting is convenient to.Preferably, rubber washer 530 is also provided between the outer wall of nut 515 and seal box 200.Backstop
Piece 511 can be hexagonal structure with nut 515, in order to be dismounted with two spanners.
Fig. 5 is another decomposing schematic representation of pumping pump group part shown in Fig. 1.As shown in Figures 1 to 5, in certain embodiments,
Seal box 200 may include the box body 210 with upper side opening and the upper lid 220 for covering upper side opening, box body 210 and upper
Lid 220 limits the sealing space of air pump 300 jointly, can be sealed using O-ring seal 230 between the two.
As shown in figure 5, upper lid 220 is square shade shelly, a screw hole 221 at its corner, is each provided with, box body 210
One screwed hole 211 is respectively set at the corner of top edge.Each screw 239 is tightened on screwed hole 211 through screw hole 221,
So that upper lid 220 is locked in box body 210.
In certain embodiments, being evacuated pump group part 10 also includes mounting base 100.Mounting base 100 is used to support upwards
Seal box 200, its upper surface rear portion have upwardly extending stopper section 110.The front surface of stopper section 110 is concavely formed fixed backward
Position depressed part 112.The rear portion of seal box 200 has the positioning cams 212 for protruding out backward.Seal box 200 is located at mounting base
During 100 upside, positioning cams 212 snap in locating recess 112, and the front portion of seal box 200 is locked in mounting base 100,
The fastening being so capable of achieving between seal box 200 and mounting base 100.
Specifically, when pumping pump group part 10 is installed, mounting base 100 is fixed on into refrigerating device first, then will
The seal box 200 for including air pump 300 is placed on mounting base 100, promotes seal box 200 to make positioning cams 212 backward
Snap in locating recess 112, finally the front portion of seal box 200 and mounting base 100 are locked.In dismounting pumping pump group
During part 10, only the front portion of seal box 200 need to be unlocked from mounting base 100 and can pull out forward seal box 200, and need not be torn open
Unload mounting base 100.Therefore, the disassembly process of the pumping pump group part 10 of the embodiment of the present invention is very convenient.
In certain embodiments, it is to lift vibration absorbing low noise effect, multiple shock absorption footpads can be also installed on mounting base 100
400 (can be quality of rubber materials).The quantity of shock absorption footpad 400 is preferably four, and four shock absorption footpads 400 are arranged on mounting base
In the callosity installing hole 120 opened up at 100 corner, such as Fig. 5.
In addition, in certain embodiments, seal box 200 is locked in into mounting base 100 preferably by screw.Such as Fig. 5 institutes
Show, the front portion of seal box 200 is provided with otic placode 214, offers screw hole, offer and spiral shell on mounting base 100 on otic placode 214
The relative screwed hole 130 of nail.Screw 215 is tightened on screwed hole 130 through screw hole.
In certain embodiments, as shown in Figure 3 and Figure 5, mounting base 100 can be sheet metal component, and aforesaid stopper section 110 is
From the flange upwards that mounting base 100 is formed, to simplify processing technology.Aforesaid locating recess 112 can be to open on flange
If through hole.Through hole can be non-circular through hole, and positioning cams 212 are the structure consistent with non-circular shape of through holes, so as to energy
Enough degree of freedom for constraining seal box 200 more in all directions, make seal box 200 more consolidate.
Certainly, stopper section 110 is alternatively the part for being fixed on independent molding on mounting base 100, and locating recess
112 through holes for being alternatively circular or other arbitrary shapes, can also be blind hole.
Fig. 6 is the fit structure schematic diagram of air pump and box body.In certain embodiments, as shown in fig. 6, in box body 210
Portion is provided with an installation frame 240, and installation frame 240 is connected by multiple vibration damping cushion blocks with the inwall of seal box 200, pumping
Pump 300 is fixed on inside installation frame 240.Vibration and noise when so being run with mitigation air pump 300.
Specifically, the bottom of installation frame 240 is provided with the vibration damping cushion block 217 of two central apertures, 217 sets of vibration damping cushion block
It is located in the locating dowel 215 of 210 diapire of box body.Before and after installation frame 240, both sides are arranged respectively a circular vibration damping cushion block
219, in its draw-in groove 216 before and after being fastened on inside box body 210.The both lateral sides of installation frame 240 are each to fix a cushion blocking
Block 218.Air pump 300 is in vibration damping cushion block 217, between 218,219, and is anchored on installation frame 240 by screw.Thus,
Vibration when air pump 300 runs will be transferred to vibration damping cushion block 217,218,219 by installation frame 240, to be buffered by which,
Reach vibration damping purpose.
Another aspect of the present invention provides a kind of refrigerating device.Fig. 7 is cold preservation according to an embodiment of the invention
The schematic local structural graph of refrigerating plant；Fig. 8 is the schematic diagram at another visual angle of structure shown in Fig. 7；Fig. 9 is basis
The schematic local structural graph of the refrigerating device of one embodiment of the invention；Figure 10 is schematically dividing for structure shown in Fig. 9
Xie Tu；Figure 11 is the exploded view of controlled atmosphere membrane module in refrigerating device according to an embodiment of the invention.Such as Fig. 7 to Figure 11
Shown, the refrigerating device of the embodiment of the present invention may include casing 80, door body, controlled atmosphere membrane module 30, aforesaid pumping pump group
Part 10 and refrigeration system.
Pumping pump group part 10 is may be disposed in compressor bin 13, and mounting base 100 is arranged on compression by shock absorption footpad 400
On the diapire of cabin 13.The inlet end of air pump 300 is connected with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30 via pipeline 50,
So that the gas for penetrating oxygen rich gas collection intracavity is pumped to outside container for storing.
In this embodiment, air pump 300 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 30 surrounding space of controlled atmosphere membrane module collects into oxygen rich gas
Chamber.As controlled atmosphere space is connected with 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 can also make the oxygen in the air in controlled atmosphere space enter oxygen rich gas collecting chamber, from
And the atmosphere that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping is obtained in controlled atmosphere space.
The refrigerating device of the present invention can make the gas that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping is formed in controlled atmosphere space
Body atmosphere, the atmosphere reduce the intensity of fruit/vegetable aerobic breathing by the content of oxygen in reduction fruit and vegerable shelf space, while
Ensure the Repiration on basis, prevent fruit and vegerable from carrying out anaerobic respiration, so as to reach the purpose of fruit and vegerable long-period freshness preserving.And, the gas
Body atmosphere also has the gas such as substantial amounts of nitrogen, will not also reduce article in controlled atmosphere space by cold efficiency, fruit and vegerable can be made
Stored Deng effectively.Air pump 300 is arranged in compressor bin 13, can be made full use of 13 space of compressor bin, additionally not accounted for
With elsewhere, therefore the additional volumes of refrigerating device will not be increased, the compact conformation of refrigerating device can be made.And
It is relatively low to the rigid of 80 grade of casing, intensity requirement, realize that requirement is very low, then cost is also very low.The refrigerating device of the present invention
The above-mentioned technical barrier that controlled atmosphere art personnel thirst for solution but the solution that fails all the time always is solved well.
The refrigerating device not only small volume of the present invention, and noise is also very low, is particularly well-suited to 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, each micropore can be millimetre-sized micropore, example
Such as a diameter of 0.1mm to 3mm of each micropore, preferably 1mm, 1.5mm etc..Arranging multiple micropores can make in controlled atmosphere space
Pressure be unlikely to too low, the setting of multiple micropores will not also make the nitrogen in controlled atmosphere space to big storage space 201
Flowing, even if flowing is also that very little is even negligible, does not interfere with the preservation of food in controlled atmosphere space.At this
In some alternative embodiments of invention, micropore on drawer cylinder 20, can be also not provided with, even if so, controlled atmosphere also has in space
With the presence of gases such as substantial amounts of nitrogen, user when body 28 is pulled the drawer out, 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 its storage temperature is typically at 2 DEG C to 10
Between DEG C, 3 DEG C are preferably to 8 DEG C.Further, casing 80 can also limit reefer space 12 and alternating temperature space 27, and freezing is empty
Between 12 lower sections for being arranged at storage space 201, alternating temperature space 27 is arranged between reefer space 12 and refrigerating space.Reefer space
Temperature range in 12 is typically at -14 DEG C to -22 DEG C.Alternating temperature space 27 can be adjusted according to demand, to store suitable food
Thing.Compressor bin 24 is preferably provided at the back lower place of reefer space 12.In some alternate embodiments of the present invention, storing
Space 201 is alternatively 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 9 and Figure 10, controlled atmosphere membrane module 30 may be disposed at drawer cylinder 20
Barrel wall on.Controlled atmosphere membrane module 30 in plate, and preferably and can horizontally be arranged at the roof of drawer cylinder 20.Tool
Body ground, is provided with accommodating chamber 22 in the roof of drawer cylinder 20, with accommodating controlled atmosphere membrane module 30.For example, in drawer cylinder 20
At least one first passages 23 and the second passage are offered in wall between the accommodating chamber of roof and controlled atmosphere space
24.At least one first passages 23 are spaced apart with least one second passages 24, to accommodate in diverse location connection respectively
Chamber and controlled atmosphere space.First passage 23 and the second passage 24 are aperture, and quantity can be multiple.Replace at some
In for property embodiment, there is on the inside of the roof of drawer cylinder 20 recessed groove.Controlled atmosphere membrane module 30 is arranged at the top of drawer cylinder 20
In the recessed groove of wall.
Pipeline 50 may include vertical pipeline section.Vertically pipeline section is arranged at the rear of storage space 201, and the vertically lower end of pipeline section
With the inlet communication of air pump 300, the top of vertical pipeline section is connected with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30.VERTICAL TUBE
Section can be closed on side shell and backboard in casing 80 and be arranged, and can be set with muff or insulating tube, can prevent VERTICAL TUBE on vertical pipeline section
Cold in section in oxygen is transferred to side shell and backboard, can prevent condensation.
In some embodiments of the invention, it is in order to promote controlled atmosphere space to flow with the gas in accommodating chamber 22, cold
Hide refrigerating plant and may also include blower fan 60, blower fan 60 may be disposed at receiving intracavity, be configured to promote the gas in controlled atmosphere space
Accommodating chamber 22 is entered via the first passage 23, and makes the gas in accommodating chamber 22 controlled atmosphere be entered via the second passage 24
Space.That is, blower fan 60 can promote the gas in controlled atmosphere space successively via at least one first passages 23, receiving
Chamber and at least one second passage 24 return to controlled atmosphere space.
Blower fan 60 is preferably centrifugal blower, is arranged in accommodating chamber 22 at first passage 23.That is, centrifugal blower
Positioned at the top of at least one first passages 23, and rotation axiss are straight down, and air inlet is right against the first passage 23.From
The gas outlet of heart-wind syndrome machine can be towards controlled atmosphere membrane module 30.Controlled atmosphere membrane module 30 is arranged at the top of at least one second passages 24
And each controlled atmosphere film of controlled atmosphere membrane module 30 is caused parallel to the roof of drawer cylinder 20.At least one first passages 23 are arranged
Anterior in roof, at least one second passages 24 are arranged at roof rear portion.That is, before centrifugal blower is arranged at accommodating chamber 22
Portion, controlled atmosphere membrane module 30 are arranged at 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 depressed part in a regional area of main board portion 25, ceiling plate portion 26 is removably covered on depressed part, with shape
Into accommodating chamber 22.For the ease of the making of drawer cylinder 20, main board portion 25 can be with the side wall of drawer cylinder 20, diapire, rear wall one
It is body formed.
In some embodiments of the invention, as shown in figure 11, controlled atmosphere membrane module 30 can be in plate, the controlled atmosphere membrane module
30 may also include support frame 32.Controlled atmosphere film 31 can be two, be installed on the both sides of support frame 32, so that two controlled atmosphere films 31
Oxygen rich gas collecting chamber is surrounded jointly with support frame 32.
Further, support frame 32 may include frame, the structure such as the floor being arranged in frame and/or flat board, floor
Between, gas channel can be formed between floor and flat board etc., can open up fluted on the surface of floor, on the surface of flat board,
To form gas channel.Floor and/or flat board can improve structural strength of controlled atmosphere membrane module 30 etc..That is, support frame
32 there is the first surface that is parallel to each other and being formed with second surface, and support frame 32 to extend on the first surface respectively,
Extend on a second surface, and through support frame 32 to connect multiple gas channels of first surface and second surface, it is many
Individual gas channel is collectively forming oxygen rich gas collecting chamber；At least one controlled atmosphere film 31 is two planar shaped controlled atmosphere films, is laid respectively
On the first surface and second surface of support frame 32.
In some embodiments of the invention, support frame 32 includes the pumping connected with aforementioned at least one gas channel
Hole 33, is arranged on frame, to allow the oxygen in oxygen rich gas collecting chamber to be output.Aspirating hole 33 is connected with air pump 300.
Aspirating hole 33 is may be disposed on the long edge of frame, or is arranged in the short edge of frame, with setting according to controlled atmosphere membrane module 30
Put orientation or actual design demand is determined, for example, in the embodiment shown in Fig. 9 and Figure 10, 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.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 are in the laterally spaced setting of another side surface and the edge longitudinal direction of aforesaid plurality of first floor
Extend, and the side surface away from the first floor of aforesaid plurality of second floor forms second surface.The support frame of the present invention
32 by arranging multiple first floors that are longitudinally spaced and extending transversely and in aforesaid plurality of first rib inside its frame
One side surface of plate is laterally spaced and multiple second floors for extending longitudinally, so as on the one hand ensure that the company of gas channel
Coherence, on the other hand greatly reduces the volume of support frame 32, and significantly enhances the intensity of support frame 32.This
Outward, the said structure of support frame 32 ensure that controlled atmosphere film 31 is obtained in that enough supports, even if in oxygen rich gas collecting chamber
Preferable flatness can be also remained in the case that internal negative pressure is larger, it is ensured that the service life of controlled atmosphere membrane module 30.
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 interval setting, arranges multiple first narrow rib plates between two neighboring first wide floor.It is aforementioned
Multiple second floors may include：Multiple second narrow rib plates and multiple second wide floors, the multiple second wide floor interval settings are adjacent
Between two the second wide floors, multiple second narrow rib plates are set.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 from its formed second surface a side surface cave inward to form second groove, so as to
On the premise of ensureing the thickness very little (volume very little in other words) of support frame 32, the connection of its inner mesh structure is improve
Property.
In a further embodiment, the part surface away from first surface of each the first 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 invention, for the ease of the flowing of air-flow, as shown in Figure 10, the inner surface of ceiling plate portion 26 can
Multiple wind-guiding floors are extended downwardly out, to guide the air-flow from blower fan 60 controlled atmosphere membrane module 30 each gas to be flow through accommodating intracavity
Adjust the outer surface away from oxygen rich gas collecting chamber of film 31.Multiple wind-guiding floors are divided into two groups, including first group of wind guide rib
Second group of wind-guiding floor that plate and first group of wind-guiding floor are arranged with regard to a plane symmetry.Every group of wind-guiding floor includes that first leads
Wind rib plate, at least one second wind-guiding floors and at least one the 3rd wind-guiding floors.First wind-guiding floor going out from centrifugal blower
Extend to the side of accommodating chamber at air port, and extend to a lateral outer side of controlled atmosphere membrane module 30.Each second wind-guiding floor
It is arranged between two the first wind-guiding floors, and is between controlled atmosphere membrane module 30 and centrifugal blower.Each the 3rd wind-guiding floor
Positioned at a lateral outer side of controlled atmosphere membrane module 30, to guide air-flow to make air-flow enter gas from the both lateral sides of controlled atmosphere membrane module 30
Adjust membrane module 30 and the gap between the basal surface or top surface of accommodating chamber.
So far, although those skilled in the art will appreciate that detailed herein illustrate and describe multiple showing for the present invention
Example property embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
It is determined that or deriving many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all these other variations or modifications.
Claims (10)
1. it is a kind of to be evacuated pump group part, it is characterised in that to include：
Seal box, is embedded with thereon for connecting two connecting tubes of the seal box interior or exterior space, each connecting tube
End in the seal box inner side and outer side is for ease of being arranged the Pagoda-shaped joint of flexible pipe；With
Air pump, which is arranged on inside the seal box, and the air inlet pipe of the air pump is by hose connection in described in one
Connecting tube, the escape pipe is by hose connection another connecting tube.
2. pumping pump group part according to claim 1, it is characterised in that
Two installation through-holes for connecting its interior or exterior space are offered on the seal box；And each described connecting tube includes：
Through the installation through-hole connecting the main body tube of the seal box interior or exterior space；
It is fixed on the main body tube and is posted by the stop tab of the inwall of the seal box；With
It is tightened against the main body tube and is posted by the nut of the outer wall of the seal box.
3. pumping pump group part according to claim 1, it is characterised in that also include：
Mounting base, the front surface that its upper surface rear portion has upwardly extending stopper section, the stopper section are concavely formed backward
Locating recess；And
The seal box is located at the upside of the mounting base, and its rear portion has the positioning cams for protruding out backward, described fixed
Position lobe snaps in the locating recess, and the front portion of the seal box lock onto the mounting base.
4. pumping pump group part according to claim 3, it is characterised in that
The mounting base is sheet metal component, and the stopper section is the flange upwards that the mounting base is formed, and the positioning is recessed
Sunken portion is the through hole opened up on the flange.
5. pumping pump group part according to claim 3, it is characterised in that
The front portion of the seal box is provided with screw hole, the screw hole and the screwed hole phase being opened on the mounting base
It is right, so that the seal box is lock onto the mounting base using screw.
6. pumping pump group part according to claim 3, it is characterised in that
Multiple shock absorption footpads are installed on the mounting base.
7. pumping pump group part according to claim 1, it is characterised in that also include：
Installation frame, is arranged on the tray interior and multiple vibration damping cushion blocks is provided with and the inwall of the box body between；And
The air pump is fixed in the installation frame.
8. pumping pump group part according to claim 1, it is characterised in that the seal box includes：
Box body, limits the receiving space with upper side opening, to accommodate the air pump；With
Upper lid, is configured to the sealing capping upper side opening.
9. a kind of refrigerating device, it is characterised in that include：
Casing, defines storage space and compressor bin in which, container for storing is provided with the storage space, and the storing holds
There is in device controlled atmosphere space；
Controlled atmosphere membrane module, which 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
Pumping pump group part according to any one of claim 1 to 8, which is arranged in the compressor bin, the pumping
The inlet end of pump is connected with the oxygen rich gas collecting chamber of the controlled atmosphere membrane module via pipeline, will penetrate the oxygen rich air
Body is collected the gas of intracavity and is pumped to outside the container for storing.
10. refrigerating device according to claim 9, it is characterised in that
The controlled atmosphere membrane module also includes support frame, and which has the first surface and second surface being parallel to each other, and described
It is formed with support frame frame and extends on the first surface respectively, extends on the second surface, and runs through the support
To connect multiple gas channels of the first surface and second surface, the plurality of gas channel is collectively forming the richness to framework
Carrier of oxygen collecting chamber；And
At least one controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on the first surface and the of the support frame respectively
On two surfaces.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611097716.3A CN106593822B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
| PCT/CN2017/114210 WO2018099459A1 (en) | 2016-12-02 | 2017-12-01 | Air pump assembly and refrigeration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611097716.3A CN106593822B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106593822A true CN106593822A (en) | 2017-04-26 |
| CN106593822B CN106593822B (en) | 2019-05-03 |
Family
ID=58596728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611097716.3A Active CN106593822B (en) | 2016-12-02 | 2016-12-02 | Refrigerating device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106593822B (en) |
| WO (1) | WO2018099459A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018099459A1 (en) * | 2016-12-02 | 2018-06-07 | 青岛海尔股份有限公司 | Air pump assembly and refrigeration device |
| CN108253701A (en) * | 2017-12-11 | 2018-07-06 | 青岛海尔股份有限公司 | Vacuum subassembly and refrigerator with plate sound-insulation member |
| CN108775567A (en) * | 2018-06-27 | 2018-11-09 | 厦门华联电子股份有限公司 | A kind of leakproofness preprocess method of bulb lamp screw socket |
| CN111765692A (en) * | 2020-07-01 | 2020-10-13 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| EP3726171A4 (en) * | 2017-12-11 | 2021-01-20 | Qingdao Haier Co., Ltd. | Refrigerator |
| EP3726101A4 (en) * | 2017-12-11 | 2021-01-27 | Qingdao Haier Co., Ltd. | Refrigerator |
| WO2021227420A1 (en) * | 2020-05-11 | 2021-11-18 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN115232713A (en) * | 2022-09-02 | 2022-10-25 | 安徽大学 | Portable laboratory simple and easy device of oxygen in getting rid of culture medium |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061223B (en) * | 2020-08-10 | 2023-04-14 | 海信冰箱有限公司 | Refrigerator and pipeline installation method |
| CN117663611A (en) * | 2022-09-01 | 2024-03-08 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2464961Y (en) * | 2001-01-22 | 2001-12-12 | 杨熺宫 | Electric pneumatic pump with suction function |
| JP2004293827A (en) * | 2003-03-25 | 2004-10-21 | Toshiba Corp | Refrigerator |
| CN201028910Y (en) * | 2007-04-04 | 2008-02-27 | 郭中元 | Gas composition-adjustable refrigerator |
| CN201199115Y (en) * | 2008-04-10 | 2009-02-25 | 河南新飞电器有限公司 | Refrigerator capable of reducing oxygen and regulating fresh-keeping |
| CN201218181Y (en) * | 2008-06-11 | 2009-04-08 | 汤建 | Miniature silencing air pump |
| CN101790645A (en) * | 2007-08-28 | 2010-07-28 | 威乐欧洲股份公司 | Rotary pump |
| CN202091149U (en) * | 2011-05-31 | 2011-12-28 | 深圳市顺速达科技有限公司 | Shockproof compressor device and oxygenerator |
| CN204533077U (en) * | 2015-01-26 | 2015-08-05 | 深圳麦克维尔空调有限公司 | The fixed structure of air-conditioner set sheet metal part |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2210960Y (en) * | 1994-12-30 | 1995-10-25 | 张世君 | Connection device for air-inlet of vacuum pump |
| KR100986692B1 (en) * | 2010-06-08 | 2010-10-08 | 주식회사 제로팩 | Air suction pump |
| CN201836021U (en) * | 2010-10-27 | 2011-05-18 | 哈尔滨东方报警设备开发有限公司 | Explosion-proof extraction pump |
| CN203796525U (en) * | 2014-04-11 | 2014-08-27 | 苏州市侨鑫电子科技有限公司 | Vibration-and-noise-reducing vacuum pump for refrigerator |
| CN205119638U (en) * | 2015-08-14 | 2016-03-30 | 青岛海尔股份有限公司 | Room between gas is transferred and refrigerator thereof |
| CN206360860U (en) * | 2016-12-02 | 2017-07-28 | 青岛海尔股份有限公司 | It is evacuated pump group part and refrigerating device |
| CN106593822B (en) * | 2016-12-02 | 2019-05-03 | 青岛海尔股份有限公司 | Refrigerating device |
-
2016
- 2016-12-02 CN CN201611097716.3A patent/CN106593822B/en active Active
-
2017
- 2017-12-01 WO PCT/CN2017/114210 patent/WO2018099459A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2464961Y (en) * | 2001-01-22 | 2001-12-12 | 杨熺宫 | Electric pneumatic pump with suction function |
| JP2004293827A (en) * | 2003-03-25 | 2004-10-21 | Toshiba Corp | Refrigerator |
| CN201028910Y (en) * | 2007-04-04 | 2008-02-27 | 郭中元 | Gas composition-adjustable refrigerator |
| CN101790645A (en) * | 2007-08-28 | 2010-07-28 | 威乐欧洲股份公司 | Rotary pump |
| CN201199115Y (en) * | 2008-04-10 | 2009-02-25 | 河南新飞电器有限公司 | Refrigerator capable of reducing oxygen and regulating fresh-keeping |
| CN201218181Y (en) * | 2008-06-11 | 2009-04-08 | 汤建 | Miniature silencing air pump |
| CN202091149U (en) * | 2011-05-31 | 2011-12-28 | 深圳市顺速达科技有限公司 | Shockproof compressor device and oxygenerator |
| CN204533077U (en) * | 2015-01-26 | 2015-08-05 | 深圳麦克维尔空调有限公司 | The fixed structure of air-conditioner set sheet metal part |
Non-Patent Citations (1)
| Title |
|---|
| 雅婷519: "铜穿板宝塔直通 隔板直通接头 双头宝塔 穿板隔板接头 穿板气嘴", 《麦尔网购导航》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018099459A1 (en) * | 2016-12-02 | 2018-06-07 | 青岛海尔股份有限公司 | Air pump assembly and refrigeration device |
| CN108253701A (en) * | 2017-12-11 | 2018-07-06 | 青岛海尔股份有限公司 | Vacuum subassembly and refrigerator with plate sound-insulation member |
| WO2019114624A1 (en) * | 2017-12-11 | 2019-06-20 | 青岛海尔股份有限公司 | Refrigerator |
| CN108253701B (en) * | 2017-12-11 | 2020-05-26 | 青岛海尔股份有限公司 | Vacuum assembly with plate-shaped sound insulation member and refrigerator |
| EP3726171A4 (en) * | 2017-12-11 | 2021-01-20 | Qingdao Haier Co., Ltd. | Refrigerator |
| EP3726101A4 (en) * | 2017-12-11 | 2021-01-27 | Qingdao Haier Co., Ltd. | Refrigerator |
| US11668510B2 (en) | 2017-12-11 | 2023-06-06 | Qingdao Haier Co., Ltd. | Refrigerator |
| CN108775567A (en) * | 2018-06-27 | 2018-11-09 | 厦门华联电子股份有限公司 | A kind of leakproofness preprocess method of bulb lamp screw socket |
| WO2021227420A1 (en) * | 2020-05-11 | 2021-11-18 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN111765692A (en) * | 2020-07-01 | 2020-10-13 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN115232713A (en) * | 2022-09-02 | 2022-10-25 | 安徽大学 | Portable laboratory simple and easy device of oxygen in getting rid of culture medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018099459A1 (en) | 2018-06-07 |
| CN106593822B (en) | 2019-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106593822A (en) | Gas suction pump assembly and cold storage and freezing device | |
| CN107035652B (en) | Refrigerating device | |
| CN106593820B (en) | Refrigerating device | |
| CN106628640B (en) | Controlled atmosphere article-storage device | |
| CN106593818B (en) | Refrigerating device | |
| CN106593823B (en) | Refrigerating device | |
| CN106766622A (en) | Drawer appliance and the refrigerating device with the drawer appliance | |
| CN106839586A (en) | Refrigerating device | |
| CN106593821B (en) | Refrigerating device | |
| CN107062746A (en) | Refrigerating device | |
| CN106546053A (en) | Refrigerating device | |
| CN106593819B (en) | Refrigerating device | |
| CN106524644A (en) | Refrigerating-freezing device | |
| CN206290403U (en) | Pumping pump group part and refrigerating device | |
| CN106546054A (en) | Refrigerating device | |
| CN106989556A (en) | Refrigerating device and its drawer appliance | |
| CN206290404U (en) | Pumping pump group part and refrigerating device | |
| CN206399084U (en) | Refrigerating device | |
| CN206449967U (en) | Refrigerating device | |
| CN206360860U (en) | It is evacuated pump group part and refrigerating device | |
| CN206449968U (en) | Refrigerating device | |
| CN206290402U (en) | Pumping pump group part and refrigerating device | |
| CN206290405U (en) | Pumping pump group part and refrigerating device | |
| CN106679278A (en) | Cold-storage refrigerating device | |
| CN206290400U (en) | Pumping pump group part and refrigerating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |