CN106593821A - Air pump assembly and refrigerating and freezing device - Google Patents

Air pump assembly and refrigerating and freezing device Download PDF

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Publication number
CN106593821A
CN106593821A CN201611097458.9A CN201611097458A CN106593821A CN 106593821 A CN106593821 A CN 106593821A CN 201611097458 A CN201611097458 A CN 201611097458A CN 106593821 A CN106593821 A CN 106593821A
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
Application number
CN201611097458.9A
Other languages
Chinese (zh)
Other versions
CN106593821B (en
Inventor
夏恩品
张�浩
何国顺
王胜飞
朱小兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Co Ltd
Original Assignee
Qingdao Haier Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Co Ltd filed Critical Qingdao Haier Co Ltd
Priority to CN201611097458.9A priority Critical patent/CN106593821B/en
Publication of CN106593821A publication Critical patent/CN106593821A/en
Priority to PCT/CN2017/114207 priority patent/WO2018099458A1/en
Application granted granted Critical
Publication of CN106593821B publication Critical patent/CN106593821B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042Air treating means within refrigerated spaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • F04B39/0027Pulsation and noise damping means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • F04B39/0027Pulsation and noise damping means
    • F04B39/0033Pulsation and noise damping means with encapsulations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component 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
    • F04B39/0027Pulsation and noise damping means
    • F04B39/0044Pulsation and noise damping means with vibration damping supports
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062Arrangements 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/10Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04Treating air flowing to refrigeration compartments
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04Treating air flowing to refrigeration compartments
    • F25D2317/043Treating air flowing to refrigeration compartments by creating a vacuum in a storage compartment

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 an air pump assembly and a refrigerating and freezing device. The air pump assembly comprises a mounting plate, a seal box and an air pump. A backstop part extending upwards is arranged on the rear part of the upper surface of the mounting plate; the front surface of the backstop part is concaved backwards to form a positioning concave part; a positioning convex part protruding backwards is arranged on the rear part of the seal box; the seal box is located on the upper side of the mounting plate; the positioning convex part is clamped into the positioning concave part; the front part of the seal box is locked in the mounting plate; and the air pump is arranged in the seal box. The air pump assembly provided by the invention is low in running noise, and convenient to disassemble and assemble in the refrigerating and freezing device.

Description

Pumping pump group part and refrigerating device
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 the food fresh keeping of the refrigerating device such as refrigerator, refrigerator more next It is higher.Controlled atmosphere technology refers in general manner atmosphere (the gas componant ratio by adjusting closing space residing for storage thing Example or gas pressure) mode come extending the technology of shelf life of food products, its general principle is:In certain closing space It is interior, obtain being different from the atmosphere of normal air constituent 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 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, The fresh-keeping gas atmosphere of rich nitrogen oxygen deprivation is obtained generally by the way of nitrogen-rich gas are filled with to closing space to reduce oxygen content Enclose.Here, those skilled in the art know that nitrogen-rich gas refer to that nitrogen content exceedes 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 exceedes 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 hypoxemia 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, because 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 out oxygen using aspiration pump, but it is larger to be evacuated pump operation noise.Therefore, Such as the technology is applied to into refrigerator, how to carry out noise reduction to aspiration pump is also problem demanding prompt solution.
The content of the invention
One object of the present invention is intended to overcome at least one defect of prior art, there is provided one kind pumping pump group part, its Noise when can reduce pumping pump operation is outwards propagated and dismounted very convenient.
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, it includes:
Mounting base, the front surface that its upper surface rear portion has upwardly extending stopper section, stopper section is concavely formed backward Locating recess;
Seal box, its rear portion has the positioning cams for protruding out backward, and seal box is located at the upside of mounting base, convex The portion of rising snaps in locating recess, and the front portion of seal box is locked in mounting base;With
Aspiration pump, is arranged on the inside of seal box.
Alternatively, mounting base is sheet metal component, and stopper section is the flange upwards that mounting base is formed.
Alternatively, 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 locked in into mounting base using screw.
Alternatively, seal box includes:Box body, it limits the receiving space with upper side opening, to accommodate aspiration pump;With Upper lid, is configured to the upper side opening of sealing capping.
Alternatively, being evacuated pump group part also includes installation frame, and it is arranged on tray interior and sets and the inwall of box body between It is equipped with multiple vibration damping cushion blocks;And aspiration pump is fixed in installation frame.
Alternatively, the antetheca of seal box is embedded with the air inlet pipe joint and outlet pipe joint of communication seals box interior or exterior space; The inside and outside two ends of air inlet pipe joint are respectively used to connect the air inlet pipe and the external air inlet pipe outside seal box of aspiration pump;And go out The inside and outside two ends of gas-tpe fitting are respectively used to connect the escaping pipe and the external escaping pipe outside seal box of aspiration pump.
Alternatively, multiple shock absorption footpads are installed on mounting base.
On the other hand, the invention provides a kind of refrigerating device, including:
Casing, defines storage space and compressor bin in it, container for storing is provided with storage space, in container for storing With controlled atmosphere space;
Controlled atmosphere membrane module, it 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 is 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, it is arranged in compressor bin, and the inlet end of aspiration pump is via pipeline Connect with the oxygen rich gas collecting chamber of controlled atmosphere membrane module, the gas in oxygen rich gas collecting chamber will be penetrated and be pumped to container for storing Outward.
Alternatively, controlled atmosphere membrane module also includes support frame, and it has the first surface and second surface being parallel to each other, and It is formed with support frame and extends on the first surface respectively, extends on a second surface, and through support frame connecting Multiple gas channels of first surface and second surface, multiple gas channels are collectively forming oxygen rich gas collecting chamber;And at least one Individual controlled atmosphere film is two planar shaped controlled atmosphere films, is laid on respectively on the first surface and second surface of support frame.
In the pumping pump group part of the present invention, aspiration pump is arranged on inside seal box, when seal box can intercept pumping pump operation Noise outwards propagate.When in use, first mounting base can be fixed in refrigerating device, then seal box is arranged on into peace On dress base plate, when changing or keep in repair aspiration pump, only seal box is pulled down and base plate need not be removed and installed.In installation process In, it is in first making the locating recess that the positioning cams at seal box rear portion are snapped on mounting base then seal box front portion is removable It is connected to mounting base with unloading.So firm installation of the seal box relative to mounting base is not only realized, in dismounting also only Seal box front portion need to be operated, it is very convenient.
Further, in pumping pump group part of the invention, the front portion of seal box only can be anchored on installation by a screw Base plate, so only needs to complete unloading process by twisting a screw, operates very simple.
Further, in pumping pump group part of the invention, aspiration pump passes through air inlet pipe joint and the outlet being embedded on box body Pipe joint is connected with the external air inlet pipe and external escaping pipe in the external world, can facilitate and take out aspiration pump from box body.
In addition, the refrigerating device of the present 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 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 fruits and vegetables shelf space, while ensureing The respiration on basis, prevents fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.
Further, in refrigerating device of the invention, aspiration pump is arranged in compressor bin, without the need for additionally taking it 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, those skilled in the art will be brighter Above-mentioned and other purposes, the advantages and features of the present invention.
Description of the drawings
Describe some specific embodiments of the present invention in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter. Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these What accompanying drawing was not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the structural representation of pumping pump group part according to an embodiment of the invention;
Fig. 2 is decomposing schematic representation of pumping pump group part shown in Fig. 1 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 fit structure schematic diagram of aspiration pump and box body;
Fig. 5 is the schematic local structural graph of refrigerating device according to an embodiment of the invention;
Fig. 6 is the schematic diagram at another visual angle of structure shown in Fig. 5;
Fig. 7 is the schematic local structural graph of refrigerating device according to an embodiment of the invention;
Fig. 8 is the schematic, exploded of structure shown in Fig. 7;
Fig. 9 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 representation of pumping pump group part according to an embodiment of the invention, and Fig. 2 is aspiration pump shown in Fig. 1 Decomposing schematic representation of the component after seal box is dismantled from mounting base, Fig. 3 is the exploded pictorial of pumping pump group part shown in Fig. 1 Figure.As shown in Figure 1 to Figure 3, the invention provides a kind of be evacuated pump group part 10, in can be applicable to the refrigerating device such as refrigerator, For the oxygen in a confined space to be extracted out, to create the fresh-keeping atmosphere of rich nitrogen oxygen deprivation.
Pumping pump group part 10 may include in general manner mounting base 100, seal box 200 and aspiration pump 300.Wherein, take out Air pump 300 is arranged on the inside of seal box 200.When aspiration pump 300 runs, seal box 200 can to a great extent intercept noise Outwards propagate.Mounting base 100 is used to support seal box 200 upwards, and its upper surface rear portion has upwardly extending stopper section 110.The front surface of stopper section 110 is concavely formed backward locating recess 112.The rear portion of seal box 200 has what is protruded out backward Positioning cams 212.Seal box 200 is located at the upside of mounting base 100, and positioning cams 212 snap in locating recess 112, The front portion of seal box 200 is locked in mounting base 100, is so capable of achieving tight between seal box 200 and mounting base 100 Gu.
Specifically, when pumping pump group part 10 is installed, first mounting base 100 is fixed on into refrigerating device, then will The seal box 200 for including aspiration pump 300 is placed on mounting base 100, promotes seal box 200 to make positioning cams 212 backward Locating recess 112 is snapped in, finally locks the front portion of seal box 200 and mounting base 100.In dismounting pumping pump group part When 10, only need to unlock the front portion of seal box 200 from mounting base 100 can forward pull out seal box 200, and without the need for dismounting 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, as shown in figure 3, to lift vibration absorbing low noise effect, can also install on mounting base 100 multiple Shock absorption footpad 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 peace In the foot pad installing hole 120 opened up at the corner of dress base plate 100.
In addition, in certain embodiments, seal box 200 is locked in into mounting base 100 preferably by screw.Such as Fig. 3 institutes Show, the front portion 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 relative screwed hole 130 of nail.Screw 215 is tightened on screwed hole 130 through screw hole.
In certain embodiments, as shown in Figures 2 and 3, 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 manufacture craft.Aforesaid locating recess 112 can be to open on flange If through hole.Through hole can be polygonal through hole, and positioning cams 212 are the polygonized structure with polygonal through hole form fit, As shown in the figure through hole and positioning cams 212 are three-legged structure, so as to constrain seal box 200 oneself more in all directions By spending, seal box 200 is set more to consolidate.
Certainly, the part that the independence that stopper section 110 is alternatively fixed on mounting base 100 is molded, and locating recess 112 through holes for being alternatively circular or other arbitrary shapes, can also be blind hole.
In certain embodiments, seal box 200 is combined by some and is assembled.As shown in Figure 1 to Figure 3, seal box 200 include box body 210 and upper lid 220.Wherein, box body 210 limits the receiving space with upper side opening, takes out for accommodating Air pump 300.Upper lid 220 is configured to seal the upper side opening of capping box body 210.Can arrange between upper lid 220 and box body 210 O-shaped Sealing ring 230 realizes sealing, and both can be fastened using screw.
Fig. 4 is the fit structure schematic diagram of aspiration pump and box body.As shown in Figure 3 and Figure 4, the antetheca of seal box 200 is (preferred For the antetheca of box body 210) the air inlet pipe joint 510 and outlet pipe joint 520 of the interior or exterior space of communication seals box 200 can be embedded with. Wherein, the inside and outside two ends of air inlet pipe joint 510 are respectively used to connect the air inlet pipe 310 of aspiration pump 300 and outside seal box 200 External air inlet pipe 710.The inside and outside two ends of outlet pipe joint 520 are respectively used to connect the escaping pipe 320 of aspiration pump 300 and are located at External escaping pipe 720 outside seal box 200.So facilitate the connection of pipeline and the dismounting of aspiration pump 300.Certainly, air inlet pipe Joint 510 and outlet pipe joint 520 may also be arranged on lid 220.
Preferably, air inlet pipe joint 510 and outlet pipe joint 520 are pagoda joint, it is only necessary to manually can be by each pipe Thereon, dismounting is convenient to suit, and the concrete structure of pagoda joint is well known to those skilled in the art, and here is no longer gone to live in the household of one's in-laws on getting married State.
In certain embodiments, as shown in figure 4, box body 210 is internally provided with an installation frame 240, installation frame 240 It is connected by multiple vibration damping cushion blocks with the inwall of seal box 200, aspiration pump 300 is fixed on inside installation frame 240.So subtracting Vibration and noise when light aspiration pump 300 runs.
Specifically, the bottom of installation frame 240 is provided with the vibration damping cushion block 217 of two central apertures, and vibration damping cushion block 217 is arranged In the locating dowel 215 of the diapire of box body 210.Both sides arrange the vibration damping cushion block for respectively having a circle before and after installation frame 240 219, it is fastened in the draw-in groove 216 before and after the inside of box body 210.The both lateral sides of installation frame 240 are each to fix a vibration damping cushion block 218.Aspiration pump 300 is anchored on installation frame 240 in vibration damping cushion block 217, between 218,219 by screw.Thus, taking out 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 it, reach To vibration damping purpose.
Another aspect of the present invention provides a kind of refrigerating device.Fig. 5 is refrigeration according to an embodiment of the invention The schematic local structural graph of refrigerating plant;Fig. 6 is the schematic diagram at another visual angle of structure shown in Fig. 5;Fig. 7 is basis The schematic local structural graph of the refrigerating device of one embodiment of the invention;Fig. 8 is the schematic exploded of structure shown in Fig. 7 Figure;Fig. 9 is the exploded view of controlled atmosphere membrane module in refrigerating device according to an embodiment of the invention.As Fig. 5 to Fig. 9 institute Show, 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.
Storage space 201 and compressor bin 13 are defined in casing 80.Door body is used to open or close storage space 201. Further, it is provided with storage space 201 in container for storing, container for storing and there is controlled atmosphere space.Controlled atmosphere space 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 front to opening, and be arranged in storage space 201, specifically may be disposed at The bottom 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 direction opening of drawer cylinder 20 Operatively outwards extract and be inwardly inserted into 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 is engaged, to carry out the closed of controlled atmosphere space.In some substituting enforcement embodiments, container for storing May include cylinder and be configured to open or close the little door body of cylinder.
Refrigeration system can be the cooling cycle system being made up of compressor, condenser, throttling arrangement and evaporimeter etc..Compression Machine is mountable in compressor bin 13.Evaporimeter is configured to directly or indirectly provide cold into storage space 201.For example when When the refrigerating device is family expenses compression direct cooling refrigerator, evaporimeter may be disposed at the inner side of casing 80.When the refrigerating When device is family expenses compression wind cooling refrigerator, also there is evaporator room in casing 80, evaporator room is by air path system and storing Space 201 connects, and evaporimeter is arranged in evaporator room, and exit is provided with blower fan, to be circulated 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 oxygen in the surrounding space air-flow of controlled atmosphere membrane module 30 relative to Nitrogen in the surrounding space air-flow of controlled atmosphere membrane module 30 more enters oxygen rich gas collecting chamber through controlled atmosphere film 31.Specifically, The inner surface of each controlled atmosphere film 31 towards oxygen rich gas collecting chamber, to be less than controlled atmosphere film group in the pressure of oxygen rich gas collecting chamber During the pressure of the surrounding space of part 30, make controlled atmosphere membrane module 30 space outerpace air in oxygen relative to nitrogen therein More enter oxygen rich gas collecting chamber through at least one controlled atmosphere film 31.
Pumping pump group part 10 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 aspiration pump 300 is connected via pipeline 50 with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30, It is pumped to outside container for storing so that the gas in oxygen rich gas collecting chamber will be penetrated.
In this embodiment, aspiration pump 300 is outwards evacuated, and the pressure that can make oxygen rich gas collecting chamber is less than controlled atmosphere membrane module The pressure of 30 surrounding space, further, can be such that the oxygen in the surrounding space of controlled atmosphere membrane module 30 collects into oxygen rich gas Chamber.Because controlled atmosphere space connects with the surrounding space of controlled atmosphere membrane module 30, the air in controlled atmosphere space can enter controlled atmosphere The surrounding space of membrane module 30, 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 to form the gas that rich nitrogen oxygen deprivation is beneficial to food fresh-keeping in controlled atmosphere space Body atmosphere, the atmosphere reduces the intensity of fruit/vegetable aerobic breathing by the content of oxygen in reduction fruits and vegetables shelf space, while Ensure the respiration on basis, prevent fruits and vegetables from carrying out anaerobic respiration, so as to reach the purpose of fruits and vegetables long-period freshness preserving.And, the gas Body atmosphere also has the gas such as substantial amounts of nitrogen, will not also reduce article in controlled atmosphere space by cold efficiency, fruits and vegetables can be made Stored Deng effectively.Aspiration pump 300 is arranged in compressor bin 13, can make full use of the space of compressor bin 13, is not additionally 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 the grade of casing 80, 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 always solution but the solution that fails all the time 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 can be also not provided with drawer cylinder 20, 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 to 8 DEG C are preferably.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 7 and Figure 8, 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, with respectively in diverse location connection receiving Chamber and controlled atmosphere space.First passage 23 and the second passage 24 are aperture, and quantity can be multiple.Replace at some For in property embodiment, the roof inner side of drawer cylinder 20 has 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 aspiration pump 300, the top of vertical pipeline section connects with the oxygen rich gas collecting chamber of controlled atmosphere membrane module 30.VERTICAL TUBE Section can close on side shell and backboard in casing 80 and arrange, and muff or insulating tube can be set with vertical pipeline section, can prevent VERTICAL TUBE Cold in section in oxygen is transferred to side shell and backboard, can prevent condensation.
In some embodiments of the invention, it is cold in order to promote controlled atmosphere space to flow with the gas in accommodating chamber 22 Hide refrigerating plant and may also include blower fan 60, blower fan 60 may be disposed in accommodating chamber, 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 enter controlled atmosphere 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 axis is straight down, and air inlet is right against the first passage 23.From The gas outlet of heart blower fan 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, centrifugal blower is arranged at before accommodating chamber 22 Portion, controlled atmosphere membrane module 30 is 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 9, 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, the both sides of support frame 32 are installed on, so that two controlled atmosphere films 31 Oxygen rich gas collecting chamber is surrounded jointly with support frame 32.
Further, support frame 32 may include frame, 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 oxygen rich gas collecting chamber in oxygen be output.Aspirating hole 33 is connected with aspiration pump 300. Aspirating hole 33 may be disposed on the long edge of frame, or be 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. 7 and Fig. 8, aspirating hole 33 may be disposed at side 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.Another side surface laterally spaced setting and edge longitudinal direction of multiple second floors in 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 inside its frame by arranging 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, 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 Also preferable flatness can be 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, between two neighboring first wide floor multiple first narrow rib plates are arranged.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 Multiple second narrow rib plates are set between two the second wide floors.It should be readily apparent to one skilled in the art that " width " " narrow " herein is Comparatively.
In certain embodiments, each first wide floor caves inward to be formed from its side surface for forming first surface First groove;Each second wide floor 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 8, the inner surface of ceiling plate portion 26 can be to Under extend multiple wind-guiding floors, to guide the air-flow from blower fan 60 that controlled atmosphere membrane module 30 each controlled atmosphere is flow through in accommodating chamber 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-guiding floor The second group of wind-guiding floor arranged with regard to a plane symmetry with first group of wind-guiding floor.Every group of wind-guiding floor includes the first wind-guiding Floor, at least one second wind-guiding floors and at least one the 3rd wind-guiding floors.Air-out of the first wind-guiding floor from centrifugal blower Extend to the side of accommodating chamber at mouthful, and extend to a lateral outer side of controlled atmosphere membrane module 30.Each second wind-guiding floor sets It is placed between two the first wind-guiding floors, and between controlled atmosphere membrane module 30 and centrifugal blower.Each the 3rd wind-guiding floor position In a lateral outer side of controlled atmosphere membrane module 30, to guide air-flow to make air-flow enter controlled atmosphere from the both lateral sides of controlled atmosphere membrane module 30 Gap between membrane module 30 and 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:
Mounting base, the front surface that its upper surface rear portion has upwardly extending stopper section, the stopper section is concavely formed backward Locating recess;
Seal box, its rear portion has the positioning cams for protruding out backward, and the seal box is located at the upside of the mounting base, institute State positioning cams and snap in the locating recess, the front portion of the seal box is locked in the mounting base;With
Aspiration pump, it is arranged on the inside of the seal box.
2. pumping pump group part according to claim 1, 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.
3. pumping pump group part according to claim 2, it is characterised in that
The locating recess is the through hole opened up on the flange.
4. pumping pump group part according to claim 1, 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 locked in into the mounting base using screw.
5. pumping pump group part according to claim 1, it is characterised in that the seal box includes:
Box body, it limits the receiving space with upper side opening, to accommodate the aspiration pump;With
Upper lid, it is configured to the sealing capping upper side opening.
6. pumping pump group part according to claim 5, it is characterised in that also include:
Installation frame, it 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 aspiration pump is fixed in the installation frame.
7. pumping pump group part according to claim 5, it is characterised in that
The antetheca of the seal box is embedded with the air inlet pipe joint and outlet pipe joint for connecting the seal box interior or exterior space;
The inside and outside two ends of the air inlet pipe joint are respectively used to connect the air inlet pipe of the aspiration pump and outside the seal box External air inlet pipe;And
The inside and outside two ends of the outlet pipe joint are respectively used to connect the escaping pipe of the aspiration pump and outside the seal box External escaping pipe.
8. pumping pump group part according to claim 1, it is characterised in that
Multiple shock absorption footpads are installed on the mounting base.
9. a kind of refrigerating device, it is characterised in that include:
Casing, defines storage space and compressor bin in it, container for storing is provided with the storage space, and the storing holds There is controlled atmosphere space in device;
Controlled atmosphere membrane module, it 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, it is arranged in the compressor bin, the pumping The inlet end of pump is connected via pipeline with the oxygen rich gas collecting chamber of the controlled atmosphere membrane module, will penetrate the oxygen rich air Gas in body collecting chamber 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 it 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 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, and the first surface and the of the support frame is laid on respectively On two surfaces.
CN201611097458.9A 2016-12-02 2016-12-02 Refrigerating device Active CN106593821B (en)

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CN201611097458.9A CN106593821B (en) 2016-12-02 2016-12-02 Refrigerating device
PCT/CN2017/114207 WO2018099458A1 (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
CN201611097458.9A CN106593821B (en) 2016-12-02 2016-12-02 Refrigerating device

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