CN102257338A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN102257338A
CN102257338A CN2009801513882A CN200980151388A CN102257338A CN 102257338 A CN102257338 A CN 102257338A CN 2009801513882 A CN2009801513882 A CN 2009801513882A CN 200980151388 A CN200980151388 A CN 200980151388A CN 102257338 A CN102257338 A CN 102257338A
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CN
China
Prior art keywords
cold air
ion generating
refrigerating chamber
air path
generating unit
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Granted
Application number
CN2009801513882A
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Chinese (zh)
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CN102257338B (en
Inventor
井上善一
吉村宏
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Sharp Corp
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Sharp Corp
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Publication of CN102257338A publication Critical patent/CN102257338A/en
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Publication of CN102257338B publication Critical patent/CN102257338B/en
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    • 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
    • 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00Devices providing for corona discharge
    • H01T19/04Devices providing for corona discharge having pointed electrodes
    • 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
    • F25D2317/041Treating air flowing to refrigeration compartments by purification

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

Disclosed is a refrigerator equipped with: a storage chamber (2) that houses stored objects; a cooler (11) that produces cool air; a cool air passage (32) that supplies the cool air produced by the cooler (11) to the storage chamber (2) via a discharge port (84); a fan (23) that guides cool air to the cool air passage (32); and an ion generation device (86) having an ion generation unit (86f) that generates ions. The ion generation device (86) is provided near the corner of the back face portion and the top face portion of the cool air passage (32), and the ion generation unit (86f) is arranged along the side wall on the storage chamber (2) side of the cool air passage (32).

Description

Refrigerator
Technical field
The present invention relates to a kind of refrigerator with the ion generating apparatus that produces ion.
Background technology
Patent documentation 1 (the open communique spy of Japan Patent opens (the 4th page the-the 7th page, Fig. 2) 2003-14365 number) discloses a kind of refrigerator in the past.This refrigerator disposes cooler in the bottom, disposes refrigerating chamber on top.Near cooler, be provided with air blast.The back side at refrigerating chamber is provided with cold air path, makes this cold air path guide cold air from cooler by blower.Cold air path is along the bent around of refrigerating chamber, and is arranged on left part, upper end and the right part of refrigerating chamber, and cold air path offers a plurality of flow exports.Bottom at refrigerating chamber offers return port, extends downwards from return port to be provided with backward channel, and this backward channel makes cold air return cooler.
If blower, then the cold air that cooler is produced guides upward from the bottom of refrigerator, and cold air flows in cold air path.The cold air that flows in cold air path flows out from the flow export that is configured in the refrigerating chamber perimembranous.The cold air that flows out from flow export flows in refrigerating chamber, flows into backward channel from return port, turns back to cooler again.Thus, be cooled in the refrigerating chamber.
In addition, in the upper end of cold air path, utilize the electrode of supporting members supports ion generating apparatus, this electrode is outstanding to be configured in the passage.The main part of ion generating apparatus is configured in the below of cold air path, by driving main part, produces anion from electrode.Contain anion in the cold air that the cold air path of flowing through flows, the cold air that contains anion flows out from the flow export as the left part in ion generating apparatus downstream.Thus, anion flows in refrigerating chamber, thereby can reduce the food peculiar smell.
Yet, according to above-mentioned refrigerator in the past, owing to outstanding in cold air path electrode and supporting member are set, so flow channel narrows down and air-flow and electrode, supporting member collision and produce turbulent.Thus, cause the decrease in efficiency of blowing.In addition, the ion that produces owing to electrode disappears because of turbulent flow collides mutually, so also cause the ion efficiency of supply to descend.
Summary of the invention
The object of the present invention is to provide a kind of refrigerator that can improve the air-supply efficient and the ion efficiency of supply.
To achieve these goals, refrigerator of the present invention is characterised in that and comprises: storeroom is used to deposit reserve; Cooler is used to produce cold air; Cold air path offers described storeroom to the cold air that is produced by described cooler by flow export; Air blast is the cold air described cold air path that leads; And ion generating apparatus, having the ion generating unit that produces ion, described ion generating unit is arranged near the back portion and the bight between the summit portion of described cold air path, and along the wall configuration of described storeroom one side of described cold air path.
According to this configuration, if blower, then the cold air of cooler generation flows in cold air path.The ion generating unit is configured in the back portion of cold air path and the bight between the summit portion, contains the ion that this ion generating unit produces in the cold air of cold air path of flowing through, and the cold air that contains ion flows in the storeroom from flow export.
In addition, in the refrigerator of said structure, feature of the present invention is that also described flow export is arranged on the left and right end portions at the described storeroom back side, and described flow export across about be arranged on the end face that relies on the described storeroom in downstream than described ion generating unit.According to this configuration, the cold air that flows in cold air path part overleaf flows in the storeroom from the flow export of both side ends, and a part of Quilt with air conditioning guiding end face, and the cold air that contains ion is flowed out from the flow export of end face.
In addition, in the refrigerator of said structure, feature of the present invention is that also described ion generating apparatus has the induction electrode relative with described sparking electrode, and described sparking electrode and described induction electrode are configured to the air-flow in the described cold air path.According to this configuration, make in the air-flow of sparking electrode and induction electrode and contain the ion that between sparking electrode and induction electrode, produces.
In addition, in the refrigerator of said structure, feature of the present invention also is, described induction electrode be configured in needle-like described sparking electrode around, described ion generating unit is formed between described sparking electrode and the described induction electrode, described ion generating apparatus is covered by housing, and described housing is provided with peristome, and described peristome is communicated with described ion generating unit by described enclosure interior and in the face of described cold air path.
According to this configuration, the ion generating unit discharges ion along gas flow arrangement in air-flow.In addition, offer peristome on ion generating apparatus, the cold air that flows into from peristome flows out from the ion generating unit by enclosure interior.Thus, from the cold air that the ion generating unit flows out, contain the ion that produces by electrode, and with converge along ion generating unit airflow flowing.
In addition, in the refrigerator of said structure, feature of the present invention also is, described ion generating unit is provided with a plurality of, be provided with passage between two described ion generating units, described passage is communicated with described peristome, and disposes filter in described passage.According to this configuration, produce when inhomogeneous when flow into air conditioning quantity in the housing from peristome, a part of cold air flows out from passage by filter.Thus, provide uniform airflow to the ion generating unit.
In addition, in the refrigerator of said structure, feature of the present invention also is, described ion generating apparatus has a plurality of described sparking electrodes, produces another kind of described sparking electrode separate configuration on the direction that the flow direction with cold air intersects of a kind of described sparking electrode and the generation anion of cation.According to this configuration, for example cold air flows from the rear towards the place ahead, the sparking electrode object gas flow and the configuration of dividing right and left.Discharge cation and anion from each sparking electrode respectively, and forwards carry respectively by air-flow.
In addition, in the refrigerator of said structure, feature of the present invention also is, is provided with dividing plate between two described sparking electrodes.
According to the present invention, because the ion generating unit is along the configuration of the wall of storeroom one side of cold air path, so prevented from such in the past to collide the turbulent flow that produces because of air-flow and electrode and supporting member.Therefore, can improve air-supply efficient, and can reduce the ion disappearance that produces because of collision, thereby can improve the ion efficiency of supply.In addition, owing to the ion generating unit is configured near the back portion and the bight between the summit portion of cold air path, so can be easily along wall configuration ion generating unit.And, can not give prominence to the end face or the back side seen by the user easily, but make the bight that is not easy rear, descried storeroom top outstanding downwards because of ion generating apparatus makes cold air path.Therefore, can improve the aesthetic feeling of refrigerator.
Description of drawings
Fig. 1 is the front view of the refrigerator of expression first embodiment of the invention.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 1.
Fig. 4 is the C-C cutaway view of Fig. 1.
Fig. 5 is the vertical view of top passageway of the refrigerator of expression first embodiment of the invention.
Fig. 6 is the vertical view of ion generating apparatus of the refrigerator of expression first embodiment of the invention.
Fig. 7 is the sectional view of ion generating apparatus of the refrigerator of expression first embodiment of the invention.
Fig. 8 is that the refrigerator of expression first embodiment of the invention is wanted the sectional view of portion.
Fig. 9 is the stereogram of another kind of ion generating apparatus of the refrigerator of expression first embodiment of the invention.
Figure 10 is the stereogram of another ion generating apparatus of the refrigerator of expression first embodiment of the invention.
Figure 11 is that the refrigerator of expression second embodiment of the invention is wanted the sectional view of portion.
Figure 12 is the front view of the refrigerator of expression third embodiment of the invention.
Description of reference numerals
The specific embodiment
With reference to the accompanying drawings embodiments of the present invention are described.Fig. 1 is the front view of the refrigerator of expression first embodiment.In addition, Fig. 2, Fig. 3 are A-A cutaway view and the B-B cutaway views of Fig. 1.Dispose refrigerating chamber 2 on the top of refrigerator 1, below refrigerating chamber 2, be arranged side by side temperature along left and right directions and switched chamber 3 and ice-making compartment 4.Below temperature switching chamber 3 and ice-making compartment 4, dispose refrigerating chamber 6, below refrigerating chamber 6, dispose vegetable compartment 5.
Refrigerating chamber 2 utilizes the door 2a of rotary type to carry out switch, carries out stored refrigerated to reserve.Vegetable compartment 5 is utilized and the door 5a of storing compartment 5b all-in-one-piece drawer type carries out switch, is descending the cooling preservation vegetables than refrigerating chamber 2 high indoor temperatures (about 8 ℃).Temperature is switched chamber 3 and is utilized door 3a to carry out switch, by the user room temperature is switched, and will be described in detail in the back.
Refrigerating chamber 6 utilizes and the door 6a of storing compartment 6b all-in-one-piece drawer type carries out switch, freezing preservation reserve.Ice-making compartment 4 utilizes with storage ice container 4b all-in-one-piece door 4a and carries out switch, is communicated with refrigerating chamber 6, is used for ice making.In addition, ice-making compartment 4 and refrigerating chamber 6 remain on below freezing.
Bottom in refrigerating chamber 2 is arranged side by side shock chamber 21, small article storage chamber 102 and the water pot chamber 103 that is made of isolation ward along left and right directions, and this isolation ward utilizes dividing plate 40 and top to separate.Shock chamber 21 disposes storing compartment 21a, and is maintained at than the low temperature band of temperature, for example chilling temp band (about 0 ℃) in the refrigerating chamber 2.The ice greenhouse that is held in ice temperature (-3 ℃ approximately) also can be set substitute shock chamber 21.
The water pot 103a that ice making is used in water pot chamber 103 deposits into mounting or dismounting freely.Small article storage chamber 102 is arranged on the place ahead of the cold air path of narrating later 32, has small article cabinet 102a, is used to deposit small articles such as egg.
The main part of refrigerator 1 is made between outer container 1a and interior case 1b and is filled with foam heat insulating material 1c.Utilize thermal wall 7 that ice-making compartment 4, temperature are switched between chamber 3 and the refrigerating chamber 2 and separate, utilize thermal wall 8 to separate between refrigerating chamber 6 and the vegetable compartment 5.In addition, utilize thermal wall 35 that temperature is switched between chamber 3 and the refrigerating chamber 6 and separate, utilize mediastinum hot wall 36 that temperature is switched between chamber 3 and the ice-making compartment 4 and separate.
When foam heat insulating material 1c being filled between outer container 1a and the interior case 1b, fill it into simultaneously in the thermal wall 7,8.That is, be injected into the stoste of foam heat insulating material 1c between outer container 1a and the interior case 1b simultaneously and in the thermal wall 7,8 that is communicated with them, and be foamed into one.By foam heat insulating material 1c such as polyurethane foam heat-barrier material are filled between outer container 1a, the interior case 1b, and be filled into simultaneously in the thermal wall 7,8, can form thin thermal wall 7,8 simply.Therefore, can guarantee that the internal capacity of refrigerator 1 is bigger.
In refrigerating chamber 2, be provided with the luggage carrier 41 of a plurality of placement reserves.In the present embodiment, three layers luggage carrier 41 up and down is set.The door 2a of refrigerating chamber 2 is provided with a plurality of door frames 42.
Be provided with Machine Room 50 in the behind of vegetable compartment 5, in Machine Room 50, dispose compressor 57.On compressor 57, be connected with condenser, expander (all not shown) and cooler 11 in turn, make cold-producing medium circulations such as iso-butane by drive compression machine 57, constitute freeze cycle.Therefore, cooler 11 becomes low temperature one side of freeze cycle.
Be provided with the cold air path 31 that utilizes backplate 6c to separate in the behind of refrigerating chamber 6.Cold air path 31 is communicated with the cold air path 32 that is configured in refrigerating chamber 2 behinds by refrigerating chamber baffle plate 20 (cold air distributor), will be described in detail in the back.Utilize dividing plate 31c that cold air path 31 is separated into anterior 31a and rear portion 31b, in the 31b of rear portion, dispose cooler 11.
Being used to of cooler 11 makes the refrigerant pipe 11a of flow of refrigerant make indentation, utilizes the left and right end portions of end plate 11b supporting refrigerant pipe 11a.On refrigerant pipe 11a, be connected with a plurality of fin (not shown) of heat transmission.Be connected with gas-liquid separator 45 on the top of refrigerant pipe 11a.
Become freeze cycle low temperature one side cooler 11 with carry out heat exchange in the rear portion of cold air path 31 31b flow air, produce cold air.Because cooler 11 is configured in the back side one side of refrigerating chamber 6, so the cold of cooler 11 discharges to refrigerating chamber 6 one sides by dividing plate 31c and backplate 6c.Therefore, refrigerating chamber 6 coolings can be made effectively, cooling effectiveness can be improved.
Be provided with Defrost heater 33 below cooler 11,33 pairs of coolers 11 of this Defrost heater defrost.Be provided with drain pan 63 below Defrost heater 33, this drain pan 63 is accepted the water that defrosting produces.Drain pan 63 is provided with drainpipe 64, and with in the water guiding evaporating dish (not shown) of discharging, this evaporating dish is configured in the Machine Room 50 by drainpipe 64.
Dispose the refrigerating chamber air blast 12 that is made of aerofoil fan in cold air path 31, the rotating shaft direction of this refrigerating chamber air blast 12 is level.The place ahead of refrigerating chamber air blast 12 in cold air path 31 is provided with and ice-making compartment 4 opening opposing portions (not shown), and is provided with flow export 6d, the 6e relative with the storing compartment 6b of refrigerating chamber 6.Thus, if drive refrigerating chamber air blast 12, then send cold air to ice-making compartment 4 and refrigerating chamber 6.Be provided with refrigerating chamber return port 22 in the bottom of refrigerating chamber 6, this refrigerating chamber return port 22 makes cold air turn back to cooler 11 towards the front openings of cooler 11.
Cooler 11 is configured to be partial to ice-making compartment 4 one sides at left and right directions, disposes the communication passage 34 that refrigerating chamber 2 and vegetable compartment 5 are communicated with in the side of cooler 11.In addition, the direction that refrigerating chamber baffle plate 20 and refrigerating chamber air blast 12 deflections and cooler 11 are identical, row arrangement also substantially along the vertical direction.That is, refrigerating chamber baffle plate 20 and refrigerating chamber air blast 12 are configured in plane projection overlapping.Therefore, can make the left and right directions narrowed width of refrigerator 1, and shorten cold air path 31,32, can improve volumetric efficiency and air-supply efficient.
In addition, the volume that switches chamber 3 in order to ensure temperature is bigger, makes the mediastinum hot wall 36 that separates temperature switching chamber 3 and ice-making compartment 4 be configured to the deflection left side in Fig. 1.If the anterior 31a and the refrigerating chamber baffle plate 20 of cold air path 31 are set in the behind of temperature switching chamber 3, then can switch the cold air release heat of chamber 3 in cold air path 31 from temperature.
The cold air that flows in cold air path 31 for example is-23 ℃, is controlled to than this cold air temperature height (for example 3 ℃, 8 ℃, 50 ℃) if temperature is switched chamber 3, and then heat loss increases.Therefore, rely on the anterior 31a that the left side is provided with refrigerating chamber baffle plate 20 and cold air path 31, prevent to switch chamber 3 to the cold air release heat from temperature at the rear of mediastinum hot wall 36 or than mediastinum hot wall 36.Thus, can further improve cooling effectiveness.
Be connected with on temperature switching chamber 3 and import ventilating duct 15, this imports ventilating duct 15 from cold air path 31 along separate routes, is used to guide cold air.The rear portion of switching chamber 3 in temperature disposes temperature switching chamber air blast 18 and heater 16.The lower left quarter that switches chamber 3 in temperature is provided with temperature switching chamber outflow baffle plate 37.Temperature is switched chamber outflow baffle plate 37 and is configured in the importing ventilating duct 15, and temperature is switched chamber air blast 18 and is configured in the top that imports ventilating duct 15.
Switch chamber outflow baffle plate 37 if open temperature, and actuation temperature switching chamber air blast 18, then cold air flows into temperature switching chamber 3 by importing ventilating duct 15 from cooler 11.Utilizing temperature to switch the switching value that flows out baffle plate 37 in the chamber can adjust from importing the air quantity of ventilating duct inflow temperature switching chambers 3 15.Switch in the chamber 3 in temperature, except heater 16, can also panel heater be set in the bottom.
Be provided with temperature switching chamber in the bottom of temperature switching chamber 3 and return baffle plate 38.Temperature switching chamber is returned 38 pairs of backward channels 17 that extend towards the below of baffle plate and is carried out switch, makes the air that temperature is switched in the chamber 3 turn back to cold air path 31 by backward channel 17.
In addition, when the indoor temperature of temperature switching chamber 3 was set at high temperature, the air themperature that imports in the air ratio temperature switching chamber 3 in ventilating duct 15 and the backward channel 17 was low.The air of high temperature rises in temperature switching chamber 3, and temperature is switched, and baffle plate 37 is flowed out in the chamber and the bottom that baffle plate 38 is arranged on temperature switching chamber 3 is returned in temperature switching chamber.Therefore, can reduce hot gas and switch chamber 3 to importing ventilating duct 15 and backward channel 17 leakages from temperature.
Flow air turns back to cooler 11 from the flow export 17a in the middle of the above-below direction that is arranged on cooler 11 in backward channel 17.Turn back to the bottom of cooler 11 from the cold air of refrigerating chamber 6 outflows by refrigerating chamber return port 22.In addition, cold air turns back to the below of cooler 11 by backward channel 46 (with reference to Fig. 2) from vegetable compartment 5.
Therefore, the cold air that flows out from each storeroom disperses to turn back to cooler 11.The formed frost of the cold air that contains moisture that returns from the circulation of each storeroom can not concentrated and be formed on the part, but disperses to be formed on the whole cooler 11.Thus, can prevent to stop up, thereby the cooling performance that can prevent cooler 11 reduces because of frost causes cold air flow.
In addition, switch the cold air that flows in the chamber 3 in the little temperature of volume and be cooled on the top of cooler 11, the cold air that flows in capacious refrigerating chamber 2, vegetable compartment 5 and refrigerating chamber 6 is cooled on the whole above-below direction of cooler 11.Therefore, switch the heat exchange that the cold air that flows out chamber 3 can not exceed needs with cooler 11, can improve the heat exchanger effectiveness of cooler 11 from temperature.
Be provided with cold air path 32 in the behind of refrigerating chamber 2.The C-C cutaway view of Fig. 4 presentation graphs 1.Cold air path 32 rely on the part of top than small article storage chamber 102, utilize the cooling panel 70 be configured in refrigerating chamber 2 back sides integrally formed.The master of cooling panel 70 looks and is shaped as rectangle, is made of panel pedestal 71 and parts 72.
Panel pedestal 71 is divided into anterior 71a and rear portion 71b.Rear portion 71b is made of the mechanograph of heat-barrier materials such as foamed polystyrene, forms the profile of cold air path 32.Anterior 71a is made of the resin formed article of PS (polystyrene) resin etc., and counter plate pedestal 71 is strengthened.
Parts 72 are configured in the front of panel pedestal 71, are made by the good conductor of heat such as metallic plate, and the master looks shape and is roughly rectangle.The material of parts 72 can be selected aluminium, stainless steel, copper, brass, clad steel sheet etc.Consider pyroconductivity, rustless property, intensity, weight, price etc., preferably form parts 72 by aluminium.
As described later, the cold of the cold air that flows in cold air path 32 passes to parts 72 by panel pedestal 71, and discharges to refrigerating chamber 2 equably from parts 72.Thus, can make the temperature of refrigerating chamber 2 even.At this moment, also can form thin by a part or on them, offer opening, reduce thermal insulation anterior 71a, the rear portion 71b of panel pedestal 71.Thus, according to the size or the shape of refrigerating chamber 2, make to the cold part that refrigerating chamber 2 discharges and increase, thereby can further make the temperature of refrigerating chamber 2 even.More preferably, it is far away more to leave cooler 11, and the thermal insulation of panel pedestal 71 is reduced.
In addition, between the back side of the rear end of luggage carrier 41 and refrigerating chamber 2, be formed with gap 88 in the side of cooling panel 70.At the rear portion of refrigerating chamber 2, form the pipeline that extends along the vertical direction by gap 88.
In Fig. 1~Fig. 3, cold air path 32 extends upward from refrigerating chamber baffle plate 20, and the narrow 32e of inflow portion of transverse width is arranged on small article storage chamber 102 refrigerating chamber 2 bottoms behind.Refrigerating chamber air blast 23 is configured among the 32e of inflow portion.Be provided with circulation port 82 between refrigerating chamber air blast 23 and refrigerating chamber baffle plate 20, this circulation port 82 is by constituting with the refrigerating chamber 2 interior apertures that are communicated with.Refrigerating chamber air blast 23 is made of aerofoil fan, and tilted configuration becomes the suction side towards the refrigerating chamber baffle plate 20 of below and the circulation port 82 in the place ahead.Thus, can make from the pressure loss of the air-flow of circulation port 82 and refrigerating chamber baffle plate 20 guiding refrigerating chamber air blasts 23 and diminish.
By opening refrigerating chamber baffle plate 20, and drive refrigerating chamber air blast 23, the cold air that is produced by cooler 11 is flowed in cold air path 32.Firm cold air temperature behind refrigerating chamber baffle plate 20 inflow cold air paths 32 very low (-20 ℃~-18 ℃ approximately).Therefore, a side disposes heat-barrier material 107 in the case of cold air path 32 bottoms.Thus, can prevent back wall surface sweating at refrigerating chamber 2.
Refrigerating chamber baffle plate 20 is configured to its part and looks in the projection overlapping with thermal wall 7 the master.Therefore, can reduce refrigerating chamber baffle plate 20, can make refrigerating chamber 2 and refrigerating chamber 6 bigger towards the outstanding amount of refrigerating chamber 2 or refrigerating chamber 6.In addition, near refrigerating chamber baffle plate 20 refrigerating chamber air blast 23 is set.And in the downstream of refrigerating chamber air blast 23, the back wall of refrigerating chamber 2 tilts, and the depth of cold air path 32 narrows down to about about 10mm.
Thus,, the depth of cold air path 32 is narrowed down, thereby the depth that can guarantee refrigerating chamber 2 become big in the downstream of refrigerating chamber air blast 23.In addition, will be configured in the lower end of refrigerating chamber 2 to refrigerating chamber 2 one side-prominent ledges because of refrigerating chamber air blast 23 makes cold air path 32.Therefore, can make this ledge unshowy, thereby can prevent to impair the aesthetic feeling of refrigerator 1.In addition, because this ledge is configured in the behind as the small article storage chamber 102 of isolation ward, institute is so that it is more unshowy.
Cold air path 32 has the 32f of the portion of widening above the 32e of inflow portion, this widens the 32f of portion across the left and right end portions of refrigerating chamber 2, direction is widened to the left and right.The portion 32f of widening is three parts along separate routes, has the right passage 32a that is separated into by dividing wall 32g, left passage 32b and center-aisle 32c.Center-aisle 32c is configured between right passage 32a and the left passage 32b.At the side of right passage 32a, be disposed with a plurality of flow export 73a, 73b, 73c, 73d from the top, they are respectively to the side opening.At the side of left passage 32b, be disposed with a plurality of flow export 74a, 74b, 74c, 74d from the top, they are respectively to the side opening.Thus, flow export 73a~73d, 74a~74d are configured on two ends of refrigerating chamber 2 left and right directions.
Flow export 73a, 74a are set at the top of the luggage carrier 41 of number ground floor.Flow export 73b, 74b are set between the luggage carrier 41 of the number luggage carrier 41 of ground floors and the second layer.Flow export 73c, 74c are set between the luggage carrier 41 of the number luggage carrier 41 of the second layers and the 3rd layer.Flow export 73d, 74d are set between several the 3rd layer luggage carrier 41 and dividing plate 40.
The aperture area of flow export 73b~73d, the 74b~74d of the open area ratio below of flow export 73a, the 74a on upper strata is big.Thus, limited the air conditioning quantity that flow export 73b~73d, the 74b~74d from the below flows out, flow export 73b~73d, the 74b~74d of this below flows into a side and close return port 2d in the configuration of refrigerating chamber 2 bottoms near the cold air of cold air path 32.Therefore, can be the lead top of cold air path 32 of cold air.
Be provided with the flow export 75 that flows out cold air to shock chamber 21 in the lower end of right passage 32a.Because firm cold air behind refrigerating chamber baffle plate 20 inflow cold air paths 32 flows to shock chamber 21 from flow export 75, so can remain low temperature to shock chamber 21.
21 lower backside is provided with the return port 2d of the cold air outflow that makes refrigerating chamber 2 in the shock chamber.Cold air is made the communication passage 34 of refrigerating chamber 2 and vegetable compartment 5 connections from return port 2d guiding.The top of communication passage 34 is provided with cold air and returns the 34a of portion, and it is relative with return port 2d that this cold air returns the 34a of portion, extends to right-hand member from the left end of shock chamber 21, and extend downwards from the right part that cold air returns the 34a of portion the bottom of communication passage 34.
Be provided with inflow entrance 5c to vegetable compartment 5 openings in the lower end of communication passage 34.Be provided with backward channel 46 (with reference to Fig. 2) on the top of vegetable compartment 5, this backward channel 46 makes cold air turn back to the below of cooler 11 in the front portion of vegetable compartment 5 and the front openings of cold air path 31.
Right passage 32a, left passage 32b and center-aisle 32c are communicated with the top passageway 32d that is formed on refrigerating chamber 2 end faces.Fig. 5 represents the vertical view of top passageway 32d.Top passageway 32d is arranged to extend along fore-and-aft direction, and right passage 32a, the left passage 32b and the center-aisle 32c that are separated into by dividing wall 32g extend to top passageway 32d continuously from the back side.Front end at top passageway 32d is provided with a plurality of flow exports 84, above-mentioned a plurality of flow export 84 left and right symmetricallies across refrigerating chamber 2 about.
With top passageway 32d that center-aisle 32c is communicated with in dispose ion generating apparatus 86, this ion generating apparatus 86 has the ion generating unit 86f (with reference to Fig. 6) that produces ion.Ion generating apparatus 86 is set near the bight, and this bight is at the center-aisle 32c that is configured in refrigerating chamber 2 back sides and be configured between the top passageway 32d of end face.The top passageway 32d of cutting apart about the edge is in the merge downstream of ion generating apparatus 86.
Fig. 6, Fig. 7 represent the front view and the sectional view of ion generating apparatus 86.Ion generating apparatus 86 is covered by the housing 86a that is made of insulator, and separate configuration has sparking electrode 86p, the 86q of needle-like.
Around sparking electrode 86p, 86q, dispose the induction electrode 86e of ring-type.Housing 86a is provided with the through hole 86b relative with sparking electrode 86p, 86q.Thus, sparking electrode 86p, 86q expose towards ion generation face 86d.On the side of the housing 86a that produces face 86d perpendicular to ion, offer peristome 86c.
In addition, produce on the face 86d at ion, passage 86g is formed between two through hole 86b, disposes filter 86h in this passage 86g.In housing 86a, be communicated with between peristome 86c, through hole 86b and the passage 86g.
With respect to induction electrode 86e, on sparking electrode 86p, 86q, apply the high voltage of positive polarity or negative polarity respectively.Thus, for example utilize corona discharge, produce cation, anion respectively on ion generating unit 86f, this ion generating unit 86f is formed between sparking electrode 86p, 86q and the induction electrode 86e.
For example, apply positive voltage on a sparking electrode 86p, the ion that produces because of ionization combines with airborne moisture, mainly by H +(H 2O) the positive cluster ion of charge generation of m formation.Apply negative voltage on another sparking electrode 86q, the ion that produces because of ionization combines with airborne moisture, mainly by O 2 -(H 2O) the negative cluster ion of the charge generation of n formation.Wherein, m, n are natural number arbitrarily.H +(H 2O) m and O 2 -(H 2O) n condenses upon on the surface of adhering to bacterium of airborne swim bacterium or smell component and reserve, and they are surrounded.
Then, shown in formula (1)~(3), because of collision cohesion on the surface of microorganism etc. produces [OH] (hydroxyl radical free radical) or H as active group 2O 2(hydrogen peroxide) destroys swim bacterium and smell component etc.Wherein, m ', n ' are natural number arbitrarily.Therefore, by generation cation and anion, and, can carry out indoor sterilization and remove peculiar smell from flow export 84 outflows.
H +(H 2O)m+O 2 -(H 2O)n
→·OH+1/2O 2+(m+n)H 2O ……(1)
H +(H 2O)m+H +(H 2O)m’+O 2 -(H 2O)n+O 2 -(H 2O)n’
→2·OH+O 2+(m+m’+n+n’)H 2O……(2)
H +(H 2O)m+H +(H 2O)m’+O 2 -(H 2O)n+O 2 -(H 2O)n’
→H 2O 2+O 2+(m+m’+n+n’)H 2O ……(3)
The central portion of induction electrode 86e forms shrinkage hole, increases with the relative area of sparking electrode 86p, 86q, thereby has improved discharging efficiency between induction electrode 86e and sparking electrode 86p, the 86q.Have clubfoot (not shown) around induction electrode 86e, be used for induction electrode 86e is fixed on housing 86a, the distance between induction electrode 86e and sparking electrode 86p, the 86q is retained as setting.
Fig. 8 represents that in detail refrigerator 1 wants the sectional view of portion.The ion of ion generating apparatus 86 produces face 86d towards cold air path 32, has the wall configuration of a plurality of ion generating unit 86f (with reference to Fig. 6) of sparking electrode 86p, 86q along refrigerating chamber 2 one sides of cold air path 32 respectively.In addition, be configured to side by side about sparking electrode 86p, 86q intersect with airflow flowing forwards.Peristome 86c is configured to the back portion (center-aisle 32c) in the face of cold air path 32 towards the rear.Thus, produce face 86d from ion and to the air-flow of the cold air path 32 of flowing through, discharge ion, and cold air flow in the housing 86a from peristome 86c.
In addition, between the top passageway 32d of cold air path 32 and the back portion outer Monday side the bight on, be provided with guide part 87, this guide part 87 is made of the curved slab on the case 1b in being installed in.The airflow smooth ground that utilizes guide part 87 to rise in center-aisle 32c guides to top passageway 32d and peristome 86c, thereby can flow near ion produces face 86d.
The cold air that flow in the housing 86a from peristome 86c passes through ion generating unit 86f, thereby contains ion, and the cold air that contains ion is released in the cold air path 32 from through hole 86b, and converges with airflow flowing in top passageway 32d.Thus, can ion packet be contained in the cold air.
When the air-flow that flows into from peristome 86c because of pulse pneumatic or turbulent flow generation speed when uneven, by filter 86h (with reference to Fig. 6) cold air of a part is flowed out.Thus, can provide uniform airflow, thereby the steady air current ground that contains ion is flowed out from through hole 86b to ion generating unit 86f.Therefore, can reduce the situation that the cation that produces and anion disappear because of collision in housing 86a, thereby can improve the ion efficiency of supply.
In addition,, around through hole 86b, flow, make and contain ion in the air-flow by making air-flow even be not provided with at ion generating apparatus 86 under the situation of peristome 86c.At this moment, if dividing plates such as rib are set, this dividing plate blocks the space between the ion generating unit 86f that has sparking electrode 86p, 86q respectively, then can reduce the situation that cation and anion disappear because of collision.
In addition, though ion generating apparatus 86 has pin shaped electric discharging electrodes 86p, 86q and induction electrode 86e, also can be other structures.For example shown in Figure 9, also can be to produce the ion generating apparatus that disposes plane sparking electrode 86p on the face 86d at ion.In addition, as shown in figure 10, can also be ion generating apparatus with pin shaped electric discharging electrodes 86p, this pin shaped electric discharging electrodes 86p utilizes lead 86k to be connected with power supply unit 86j.In these cases, also identical with aforesaid way, along the wall of refrigerating chamber 2 one sides in the summit portion of cold air path 32 and the bight between the back portion, configuration sparking electrode 86p.
In the refrigerator 1 of said structure, if drive refrigerating chamber air blast 12, then the cold air of cooler 11 generations flows out to ice-making compartment 4, and flows out to refrigerating chamber 6 by flow export 6d, 6e.The cold air that flows out to ice-making compartment 4 flows in ice-making compartment 4, mixes with the cold air that flows out to refrigerating chamber 6, flows in refrigerating chamber 6.The cold air that flows in ice-making compartment 4 and refrigerating chamber 6 flows out from refrigerating chamber return port 22, turns back to cooler 11.Thus, be cooled in ice-making compartment 4 and the refrigerating chamber 6.
If open refrigerating chamber baffle plate 20 and drive refrigerating chamber air blast 23, then in cold air path 32, flow at refrigerating chamber air blast 12 exhausts one side cold air along separate routes.The cold air that flows in cold air path 32 flows into the 32f of the portion that widens in refrigerating chamber air blast 23 downstreams, and passage 32a, left passage 32b and center-aisle 32c shunt to the right.At this moment, widen to the 32f of the portion that widens, so the flow velocity of cold air sharply descends from the 32e of inflow portion owing to flow channel across refrigerating chamber 2 left and right end portions.
Shown in arrow A 1 (with reference to Fig. 1), the part of the cold air of the right passage 32a that flows through flows to shock chamber 21 by flow export 75.The cold air that flows in shock chamber 21 flows out from return port 2d.Shown in arrow A 2 (with reference to Fig. 1, Fig. 3), the cold air that rises in right passage 32a and left passage 32b flows out to refrigerating chamber 2 from flow export 73a~73d, 74a~74d with the amount corresponding to aperture area.Forwards mobile from the cold air that flow export 73a~73d, 74a~74d flow out towards the side along the sidewall of refrigerating chamber 2.In addition, the part of the cold air that flows out from flow export 73a~73c, 74a~74c descends by the gap 88 at luggage carrier 41 rears.
The cold air that forwards flows from flow export 73a~73c, 74a~74c along sidewall is from cooling off the reserve on the luggage carrier 41 on every side, and descends along sidewall in the place ahead of luggage carrier 41.Then, be directed to return port 2d.Thus, tail off, can reduce the drying of reserve with the air conditioning quantity that reserve on being placed on luggage carrier 41 directly contacts.
The cold air that rises in cold air path 32 flows into top passageway 32d.The cold air that flows into top passageway 32d from middle passage 32c contains the ion that is produced by ion generating apparatus 86.The cold air that contains ion converges with the cold air that flows into top passageway 32d from right passage 32a and left passage 32b, shown in arrow A 5 (with reference to Fig. 2, Fig. 3), flows out to refrigerating chamber 2 from flow export 84.
At this moment, cold air from flow export 84 between the door frame 42 and luggage carrier 41 on upper strata, flow out to oblique below.Thus, the inside of door frame 42 is cooled off and degerming, the cold air that contains ion descends in the place ahead of luggage carrier 41.Descend in the place ahead of luggage carrier 41 to the cold air that refrigerating chamber 2 flows out from flow export 84, and be directed to return port 2d.
A part that is directed to the cold air of return port 2d is cooled off the reserve of small article storage chamber 102 and the water pot 103a of water pot chamber 103, and flows into cold air path 32 by circulation port 82.Thus, the cold air of the humidity in the cold air that flows in cold air path 32 and the refrigerating chamber 2 mixes.Therefore, the cold air in the refrigerating chamber 2 circulates by cold air path 32, can make the temperature of refrigerating chamber 2 even.In addition, ion by with the be combined into of hydrone bunch, be not easy to disappear, positive and negative ion arrives the below of refrigerating chamber 2.
In addition, the cold of cold air that flows in cold air path 32 and the cold air that flows out from flow export 73a~73d, 74a~74d is delivered to parts 72.Because the thermal conductivity of parts 72 is good, so can make temperature even, cold can discharge from the whole back side of refrigerating chamber 2.Thus, can make the uniformity of temperature profile of refrigerating chamber 2.
In addition, when opening a 2a and make extraneous air flow in the refrigerating chamber 2, the moisture of extraneous air becomes fuzzy state at the surface sweating of parts 72.The moisture of dewfall evaporates because of the circulation of cold air, is discharged in the refrigerating chamber 2.Therefore, utilize parts 72 can make refrigerating chamber 2 keep moistening.
If be provided with concavo-convex that utilization is bent to form in the front of parts 72, then the dew that flows down along parts 72 is trapped on the face relative with concavo-convex top, can further improve the effect that keeps moistening.Can utilize punch process or deep-draw processing etc. to carry out bending, form concavo-convex simply.
Return port 2d is configured to be partial to the left of shock chamber 21, and is configured near the central part of refrigerating chamber 2 left and right directions.Therefore, utilize the cold air of flow export 73a~73d, the 74a~74d guiding return port 2d from two ends of left and right directions, can carry out more uniform cooling refrigerating chamber 2.
The cold airflow that flows out from refrigerating chamber 2 by return port 2d flows into vegetable compartment 5 through communication passage 34 from inflow entrance 5c.At this moment, because inflow entrance 5c is set at the top of vegetable compartment 5,, can reduce the pressure loss so communication passage 34 is short.The cold air that flows into vegetable compartment 5 flows in vegetable compartment 5, turns back to cooler 11 by backward channel 46.Thus, to cooling off in refrigerating chamber 2 and the vegetable compartment 5, if arrive design temperature, then the closing cold room baffle plate 20.
At this moment, under the state of closing cold room baffle plate 20, drive refrigerating chamber air blast 23 always or regularly.Thus, the cooler 11 of not flowing through of the cold air in the refrigerating chamber 2, but circulate by cold air path 32, can make refrigerating chamber 2 keep even temperature.In addition, owing to continue to provide ion, descend so can prevent the bacteria-eliminating efficacy in the refrigerating chamber 2 to refrigerating chamber 2.
In addition, switch chamber air blast 18, make exhaust one side cold air along separate routes switch chamber 3 by temperature switching chamber outflow baffle plate 37 inflow temperature at refrigerating chamber air blast 12 by actuation temperature.The cold air that flows into temperature switching chamber 3 flows in temperature is switched chamber 3, returns baffle plate 38 from temperature switching chamber and flows out, and turns back to cooler 11 by backward channel 17.Thus, to cooling off in the temperature switching chamber 3.
As mentioned above, the user is switched chamber 3 by operating temperature, can switch indoor temperature.The pattern that temperature is switched chamber 3 according to the difference of temperature band be provided with grape wine (8 ℃), refrigeration (3 ℃), Quench (0 ℃), slightly freezing (8 ℃), freezing (15 ℃) wait each refrigerating mode.
Therefore, the user can carry out cooling preservation to reserve with temperature desired.Can carry out the switching of indoor temperature by the opening that changes temperature switching chamber outflow baffle plate 37.In addition, for example, also can switch on and heat up heater 16 when freezing indoor temperature switches to the indoor temperature of refrigeration.Thus, can switch to desirable indoor temperature apace.
By heater 16 is switched on, can switch to high temperature one side that is higher than normal temperature to the indoor temperature that temperature is switched chamber 3 from low temperature one side of reserve being carried out cooling preservation.Thus, can be incubated temporarily or carry out heating cooking to the heated food of cooking.
Because the growth temperature of the toadstool in the main food is 30 ℃~45 ℃, so consider the tolerance of heater capacity and the Temperature Distribution in the temperature switching chamber 3 etc., the indoor temperature that can make high temperature one side is more than 50 ℃.Thus, can prevent the breeding of the toadstool in the food.
In addition, because the heat resisting temperature of the common resin workpieces that refrigerator adopted is 80 ℃, so, then can realize cheapness if making the indoor temperature of high temperature one side is below 80 ℃.And,, for example under the situation of intestinal tube Enterohemorrhagic E.coli (pathogenicity Escherichia coli O 157), need heat one minute with 75 ℃ for the toadstool in the food is carried out degerming.Therefore, further preferably making the indoor temperature of high temperature one side is 75 ℃~80 ℃.
Be the experimental result of the toadstool in the food being carried out degerming below with 55 ℃.Test specimen contains Escherichia coli 2.4 * 10 under original state 3CFU/mL, staphylococcus aureus 2.0 * 10 3CFU/mL, detection of Salmonella 2.1 * 10 3CFU/mL, enteritis vibrios 1.5 * 10 3CFU/mL, bacillus cereus 4.0 * 10 3CFU/mL.Test specimen was heated to 55 ℃ with 40 minutes from 3 ℃, with 55 ℃ of insulations after 3.5 hours, turned back to 3 ℃ from 55 ℃, checked the amount of various bacterium once more with 80 minutes.Its result, all bacterium all reduce to the level of 10CFU/mL following (not detecting).Therefore, make design temperature that temperature is switched high temperature one side of chamber 3 be 55 ℃ and just have enough bacteria-eliminating efficacies.
According to present embodiment, because along the wall configuration ion generating unit 86f of refrigerating chamber 2 one sides of cold air path 32, so can prevent from such in the past to collide the turbulent flow that produces because of air-flow and electrode or supporting member.Therefore, can improve air-supply efficient, and can reduce the ion disappearance that produces because of collision, thereby can improve the ion efficiency of supply.In addition, owing to ion generating unit 86f is configured near the back portion (center-aisle 32c) and the bight between the summit portion (top passageway 32d) of cold air path 32, so can be easily along wall configuration ion generating unit 86f.And cold air path 32 can not given prominence to the end face or the back side seen by the user easily because of ion generating apparatus 86, but makes the bight that is not easy rear, descried refrigerating chamber 2 top outstanding downwards.Therefore, can improve the aesthetic feeling of refrigerator 1.
In addition, flow export 73a~73d, 74a~74d are arranged on the left and right end portions at refrigerating chamber 2 back sides, flow export 84 across about be configured in the end face that more relies on the refrigerating chamber 2 in downstream than ion generating unit 86f.Therefore, cold air flows along the sidewall of refrigerating chamber 2, can reduce the air conditioning quantity that directly contacts with reserve, can prevent the drying of reserve, and ion is flowed out from the top of refrigerating chamber 2 with cold air, thereby makes ion arrive whole refrigerating chamber 2.
In addition, because sparking electrode 86p, 86q are configured to towards the air-flow of cold air path 32 with the induction electrode 86e relative with sparking electrode 86p, 86q, so ion generating unit 86f object gas flow contains ion thereby can make effectively in the air-flow.
In addition, owing to be provided with the inner peristome 86c that is communicated with ion generating unit 86f, also faces cold air path 32 by housing 86a, so the cold air that flows in the housing 86a from peristome 86c contains ion, and the cold air that contains ion is directed to cold air path 32 from ion generating unit 86f.Therefore, the ion that is produced by ion generating apparatus 86 can be provided in the air-flow of the cold air path 32 of flowing through reliably, thereby can further improve the ion efficiency of supply.
In addition, because will be communicated with and dispose the passage 86g of filter 86h is arranged between a plurality of ion generating unit 86f with peristome 86c, so even the air-flow that flows into from peristome 86c is because of pulse pneumatic or turbulent generation speed inequality, also can a part of cold air be flowed out by filter 86h.Thus, can provide uniform airflow, and the air-flow that contains ion is flowed out to ion generating unit 86f.Therefore, the situation that cation and anion disappear because of collision can be reduced, thereby the ion efficiency of supply can be improved.
In addition, owing to will utilize sparking electrode 86p, 86q to produce a plurality of ion generating unit 86f separate configuration on the direction that the flow direction with cold air intersects of cation and anion respectively, thus carry cation and anion respectively by air-flow, thus collision reduced.Therefore, can further improve the ion efficiency of supply.
In addition, by between two ion generating unit 86f, dividing plate being set, can further reduce the collision between cation and the anion.
In addition, owing between refrigerating chamber baffle plate 20 that cold air path 32 is carried out switch and refrigerating chamber air blast 23, circulation port 82 is set, if so closing cold room baffle plate 20, then by driving refrigerating chamber air blast 23, make the circulating cold air in the refrigerating chamber 2, thus can be equably to cooling off in the refrigerating chamber 2.In addition, even be at refrigerating chamber 2 under the situation of design temperature, also can provide ion to refrigerating chamber 2.And owing to contain ion in the cold air of the humidity that flows in refrigerating chamber 2, the cluster ion that this ion and water molecules form becomes greatly.Because ion is not easy to disappear, so positive and negative ion can arrive the below of refrigerating chamber 2.
Figure 11 is that the refrigerator of expression second embodiment is wanted the sectional view of portion.For convenience of description, with described Fig. 1~identical identical Reference numeral of part employing of first embodiment shown in Figure 10.The structure of the refrigerating chamber baffle plate 20 of present embodiment is different with first embodiment.Other parts are identical with first embodiment.
When connecting the refrigerating chamber baffle plate 20 closing cool air passages 32 of cold air path 31,32, open circulation port 82, when opening cold air path 32, close circulation port 82.That is, refrigerating chamber baffle plate 20 alternative ground carry out switch to cold air path 32 and circulation port 82.
Thus, when utilizing refrigerating chamber baffle plate 20 to open cold air path 32, the cold air that provides from cooler 11 flows out to refrigerating chamber 2, and can not mix with the cold air in the refrigerating chamber 2.Therefore, can make the cold air temperature that offers refrigerating chamber 2 stable, thereby can improve cooling effectiveness, and can prevent refluence from the cold air of circulation port 82.
In addition, also can be in described first embodiment, be provided with the switch gearing of refrigerating chamber baffle plate 20 circulation port 82 is carried out the member of switch, carry out the action identical with present embodiment.For example, the sideboard that setting can move up and down carries out switch to circulation port 82, and the front end of the switchboard of refrigerating chamber baffle plate 20 is connected with the lower end of sideboard.Thus, if switchboard descends, opens cold air path 32, then sideboard descends, closes circulation port 82, if switchboard rises, closing cool air passage 32, then sideboard rises, opens circulation port 82.By the pressure device that sideboard is applied upward active force is set, can carry out these actions swimmingly.
Figure 12 is the front view of the refrigerator of expression the 3rd embodiment.For convenience of description, with described Fig. 1~identical identical Reference numeral of part employing of first embodiment shown in Figure 10.The structure of the 32f of the portion that widens of the cold air path 32 of present embodiment is different with first embodiment.Other parts are identical with first embodiment.
The dividing wall 32g that separates right passage 32a, left passage 32b and center-aisle 32c extends to the top of the back side one side, has omitted the dividing wall 32g of top passageway 32d.Thus, right passage 32a, left passage 32b and center-aisle 32c converge in the upstream of top passageway 32d.Therefore, near flow through velocity ratio first embodiment of the cold air the ion generating apparatus 86 is lower.Therefore, can further reduce the collision of ion, produce efficient thereby can improve ion.
In addition, also can be identical with second embodiment, when utilizing refrigerating chamber baffle plate 20 to open cold air path, close circulation port 82.
In first~the 3rd embodiment, also can utilize ion generating apparatus 86 only to produce anion.Thus, though reduced bacteria-eliminating efficacy, can obtain removing the effect of peculiar smell.In addition, even omitted circulation port 82, also can have the effect of identical release ion.In addition, also can omit flow export 73b~73d, 74b~74d at the back side of refrigerating chamber 2, and only form flow export 73a, the 74a on top.
(industrial applicibility)
According to the present invention, can be applied to have the refrigerator of the ion generating apparatus that produces ion.

Claims (7)

1. refrigerator is characterized in that comprising:
Storeroom is used to deposit reserve;
Cooler is used to produce cold air;
Cold air path offers described storeroom to the cold air that is produced by described cooler by flow export;
Air blast is the cold air described cold air path that leads; And
Ion generating apparatus has the ion generating unit that produces ion,
Described ion generating unit is arranged near the back portion and the bight between the summit portion of described cold air path, and along the wall configuration of described storeroom one side of described cold air path.
2. refrigerator according to claim 1 is characterized in that described flow export is arranged on the left and right end portions at the described storeroom back side, and described flow export across about be arranged on the end face that relies on the described storeroom in downstream than described ion generating unit.
3. refrigerator according to claim 1 is characterized in that described ion generating apparatus has the induction electrode relative with sparking electrode, and described sparking electrode and described induction electrode are configured to the air-flow in the described cold air path.
4. refrigerator according to claim 3, it is characterized in that, described induction electrode be configured in needle-like described sparking electrode around, described ion generating unit is formed between described sparking electrode and the described induction electrode, described ion generating apparatus is covered by housing, described housing is provided with peristome, and described peristome is communicated with described ion generating unit by described enclosure interior and in the face of described cold air path.
5. refrigerator according to claim 4 is characterized in that, described ion generating unit is provided with a plurality of, is provided with passage between two described ion generating units, and described passage is communicated with described peristome, and disposes filter in described passage.
6. according to any described refrigerator among the claim 1-4, it is characterized in that, described ion generating apparatus has a plurality of described ion generating units, produces a kind of described ion generating unit of cation and another kind of described ion generating unit separate configuration on the direction that the flow direction with cold air intersects of generation anion.
7. refrigerator according to claim 6 is characterized in that, is provided with dividing plate between two described ion generating units.
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JP2010151335A (en) 2010-07-08
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