WO2005043063A1 - 冷蔵庫 - Google Patents
冷蔵庫 Download PDFInfo
- Publication number
- WO2005043063A1 WO2005043063A1 PCT/JP2004/005182 JP2004005182W WO2005043063A1 WO 2005043063 A1 WO2005043063 A1 WO 2005043063A1 JP 2004005182 W JP2004005182 W JP 2004005182W WO 2005043063 A1 WO2005043063 A1 WO 2005043063A1
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- WO
- WIPO (PCT)
- Prior art keywords
- discharge port
- air
- blower
- refrigerator according
- ion
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
Definitions
- the present invention relates to a refrigerator that cools a storage room by natural convection, and more particularly, to a refrigerator that includes an ion generator that generates ions.
- a conventional refrigerator having an ion generator that generates ions is disclosed in Japanese Patent Application Laid-Open No. 2003-143365.
- a fan and an electrode of an ion generator are arranged in a cool air duct arranged behind a storage room.
- negative ions are released into the storage chamber together with the cool air flowing through the cool air duct. This makes it possible to remove odor components from the stored material.
- negative ions and positive ions are generated by the ion generator and sent out to the storage room, whereby sterilization in the storage room can be performed.
- the conventional direct-cooled refrigerator does not have a cool air duct and a blower, so that an ion generator is not installed, and there is a problem that odor removal and sterilization in the storage room cannot be performed.
- An object of the present invention is to provide a direct-cooled refrigerator capable of removing odor and sterilizing a storage room.
- the present invention provides a storage room for storing a storage object, and a cooling unit that emits cold heat and that is adjacent to the storage room via a wall surface, and that the storage space is provided through the wall surface.
- a cooling unit that emits cold heat and that is adjacent to the storage room via a wall surface, and that the storage space is provided through the wall surface.
- an ion generator that generates ions is installed near the upper surface of the storage room.
- the cold generated by the cooling means is released into the storage room through the wall surface, and the low-temperature cold air descends along the wall surface, and the cool air flows naturally through the storage room.
- Ions are emitted from the ion generator disposed near the upper surface of the storage room, and the ions are contained in the cool air flowing along the upper surface of the storage room by natural convection.
- Cooling means may be located on the back or side walls of the storage room.
- the ion generator may be mounted on the upper surface of the storage room, or may be mounted on the rear surface or the side surface close to the upper surface.
- the present invention also provides the refrigerator as described above, wherein the blower comprises a sirocco fan, and the ion delivery unit discharges cool air disposed at a front upper part and cool air disposed at a rear lower part. Discharge port.
- the blower comprises a sirocco fan
- the ion delivery unit discharges cool air disposed at a front upper part and cool air disposed at a rear lower part. Discharge port.
- the present invention provides the refrigerator having the above configuration, A housing having a discharge port arranged and opened on the lower surface, a blower that takes in air in the storage chamber from the intake port and sends it out from the discharge port; and the ion generator that is disposed on an exhaust side of the blower.
- An ion delivery unit having a blower guide for guiding air sent downward from the discharge port to the left or right or forward is disposed at the upper rear of the storage chamber.
- the cold generated by the cooling means is released into the storage room through the wall surface, and the low-temperature cold air descends along the wall surface, and the cool air flows naturally through the storage room.
- the cool air flowing along the upper surface of the storage room by natural convection is taken into the housing of the ion delivery unit arranged at the upper rear of the storage room when the blower is driven.
- the ions emitted by driving the ion generator are sent downward from the discharge port into the storage chamber by the blower. At this time, the ions are sent out from the discharge port to the left or right or forward by the guidance of the air blowing guide.
- the present invention also provides the refrigerator having the above-described configuration, wherein the blower guide guides the air sent downward from the outlet to be wider than the width of the outlet. According to this configuration, the ions sent from the discharge port are sent out from the discharge port to the left or right or forward by the guidance of the air blowing guide.
- an opening is provided behind the shelf on which the storage object is placed, and an inclined plate that guides air passing through the opening to the front is provided in the opening.
- ions sent downward from the ion sending unit behind the storage room pass through the opening and flow below the shelf, and are guided forward along the shelf by the inclined plate.
- the present invention also provides the refrigerator having the above-described configuration, wherein a housing having an intake port and a discharge port, a blower that takes in the air in the storage chamber from the intake port and sends out the air from the discharge port; Adjust the air delivered from the discharge port Or an ion delivery unit having a blower guide for guiding forward is provided in the storage chamber.
- the cold generated by the cooling means is released into the storage room through the wall surface, and the low-temperature cold air descends along the wall surface, and the cool air flows naturally through the storage room.
- the cool air flowing through the storage room by natural convection is taken into the housing of the ion delivery unit of the storage room when the blower is driven.
- the ions emitted by the drive of the ion generator are guided by the air blowing guide, and are sent out from the discharge port in the left-right direction or forward.
- FIG. 1 is a front view showing a refrigerator according to a first embodiment of the present invention.
- FIG. 2 is a side sectional view showing a refrigerated vehicle according to the first embodiment of the present invention.
- FIG. 3 is a perspective view showing the ion delivery unit of the refrigerator of the first embodiment of the present invention.
- FIG. 4 is a front view showing the ion delivery unit of the refrigerator of the first embodiment of the present invention.
- FIG. 5 is a view of the refrigerator of the first embodiment of the present invention. Bottom view showing the ion delivery unit.
- FIG. 6 Top view showing the ion delivery unit of the refrigerator of the first embodiment of the present invention.
- FIG. 7 Side sectional view showing the ion delivery unit of the refrigerator of the first embodiment of the present invention.
- FIG. 9 is a perspective view showing an adsorption filter of the refrigerator according to the first embodiment of the present invention.
- FIG. 9 is a perspective view showing an ion generator of the refrigerator according to the first embodiment of the present invention.
- FIG. 10 is an ion generator of the refrigerator according to the first embodiment of the present invention. Diagram showing ozone concentration in refrigerator compartment
- FIG. 11 is a top view showing the ion delivery unit of the refrigerator of the second embodiment of the present invention.
- FIG. 12 is a side sectional view showing the ion delivery unit of the refrigerator of the second embodiment of the present invention.
- FIG. 13 is a rear view showing the ion delivery unit of the refrigerator according to the second embodiment of the present invention.
- FIG. 14 is a side sectional view showing the upper part of a refrigerator compartment of the refrigerator according to the second embodiment of the present invention.
- FIG. 1 is a front view showing a refrigerator according to the first embodiment.
- the refrigerator 1 has a housing 2 made of heat insulating material, and a refrigerator compartment 3 and a freezer compartment 4 are provided from above.
- the refrigerating compartment 3 and the freezing compartment 4 are insulated and isolated by a heat insulating wall 5 integrated with the housing 2.
- FIG. 2 shows a side sectional view of the refrigerator 1.
- the front surfaces of the refrigerator compartment 3 (storage compartment) and the freezer compartment 4 can be opened and closed by doors 3a and 4a, respectively.
- a cooler 10 (cooling means) is installed behind the refrigerator compartment 3 via a back plate 3b.
- the cooler 10 is formed by meandering a refrigerant pipe 10a through which the refrigerant flows, and the refrigerant pipe 10a is arranged in contact with the back plate 3b.
- the freezer compartment 4 is provided with an upper wall 6 and shelves 7 and 8.
- the upper wall 6 and the shelves 7 and 8 are each provided with a cooler 11 configured by meandering the refrigerant pipe 11a in the same manner as described above.
- the coolers 10 and 11 are connected to a compressor 12 disposed behind the freezer 4.
- the compressor 12 operates the refrigeration cycle under the control of the control unit 13 to cool the coolers 10 and 11.
- the cool heat released from the cooler 11 is discharged into the freezing room 4 through the upper wall 6 and the shelves 7 and 8, and the cooled air in the freezing room 4 descends from the upper wall 6 and the shelves 7 and 8. .
- natural convection occurs in the freezing room 4 and cool air circulates, and the stored material in the freezing room 4 is frozen and stored.
- the cold heat released from the cooler 10 is released into the refrigerator compartment 3 via the rear plate 3b, and the cooled air in the refrigerator compartment 3 descends along the rear plate 3b.
- natural convection occurs in the refrigerator compartment 3 and cool air circulates, and the stored material in the refrigerator compartment 3 is refrigerated and stored.
- the condensation generated on the back plate 3b due to cooling by cold flows down along the back plate 3b.
- a drain pipe on the back of refrigerator 1 collects and drains this condensed water. 14 are provided.
- An ion delivery unit 20 for delivering ions is attached to the upper surface 3 c of the refrigerator compartment 3.
- the ion delivery unit 20 is arranged such that the back surface is in contact with the back plate 3b.
- 3 and 4 respectively show a perspective view and a front view of the ion delivery unit 20.
- a cover 22 made of a transparent resin molded product is attached to a main body 21 made of a resin molded product.
- An intake port 20a for taking in cool air in the refrigerator compartment 3 is formed in an upper front part of the ion delivery unit 20.
- the rear part of the ion delivery unit 20 is bent downward.
- a discharge port 20b for discharging cool air is provided in a lower rear portion, which is a tip extending below the ion delivery unit 20. Since the discharge port 20b is provided at the tip extending below the rear part of the ion delivery unit 20, the discharge port 20b can be prevented from being blocked by the storage.
- the discharge port 20 b is provided above the cooler 10.
- FIGS. 5, 6, and 7 show a bottom view, a top view, and a side cross-sectional view of the ion delivery unit 20, respectively.
- the inside of the ion delivery unit 20 is partitioned by a rib 30, and an illuminating lamp 28 that illuminates the inside of the refrigerator compartment 3 through the cover 22 (see FIG. 3) is provided at the rear.
- a blower 25 composed of a sirocco fan is arranged in front of the lighting lamp 28.
- the ion delivery unit 20 can be made thin by a sirocco fan.
- the intake passage 23 formed facing the intake port 20a by the rib 30 has an upper section 23c and a lower section 23d communicating with each other through the communication hole 23a.
- the lower part 23d faces the intake part 25a of the blower 25 through the through hole 23b, and the intake air is axially directed to the intake part 25a. Lead in the direction.
- An adsorption filter 27 is arranged in the upper part 23 c of the intake passage 23. Accordingly, it is not necessary to separately provide a housing for installing the adsorption filter 27, and the number of components can be reduced. As shown in FIG. 8, the adsorption filter 27 is made of a sintered material of copper manganese formed in a honeycomb shape, and adsorbs odor components contained in passing air.
- An exhaust part 25b provided on the peripheral surface of the blower 25 exhausts air taken in from the intake part 25a in the axial direction in the circumferential direction.
- the exhaust path 24 facing the exhaust part 25 b is formed so as to guide the exhaust of the blower 25 to the discharge port 20 b.
- An ion generator 26 is provided on the exhaust side of the blower 5. As shown in FIG. 9, the ion generator 26 has an ion generating surface 26a composed of an electrode for generating ions by applying a high voltage, and the ion generating surface 26a faces the exhaust path 24. Are arranged.
- a voltage having an AC waveform or an impulse waveform is applied to the ion generation surface 26 a of the ion generator 26 under the control of the control unit 13.
- Generates positive ions consisting mainly H + (H 2 0) n if applied voltage of the ion generating surface 2 6 a is positive voltage, in the case of negative voltage mainly 0 2 - minus consisting (Eta 2 theta) m
- H + (H 2 0) n and 0 2 — (H 2 0) m aggregate on the surface of microorganisms and surround airborne microbes and other floating bacteria.
- equation (1) to (3) which is the active species [ ⁇ OH] (hydroxyl radical) and H 2 0 2 (hydrogen peroxide) to generate aggregated on the surface of such microorganisms by a collision Sterilize suspended bacteria. Therefore, positive ions and negative ions can be generated to sterilize the refrigerator compartment 3. In addition, negative ions are generated and the refrigerator compartment 3 The odor component in the inside can be removed.
- Cold air flowing naturally in the vicinity of the upper surface 3 c after natural convection in the refrigerator compartment 3 is formed in the upper front part of the ion delivery unit 20 by driving the blower 25 as shown by the arrow A (see FIGS. 6 and 7). It is taken into the ion delivery unit 20 from the intake port 20a. The cool air passes through the adsorption filter 27 and flows from the upper portion 23c of the intake passage 23 to the lower portion 23d via the communication hole 23a. Then, as shown by an arrow B (see FIG. 7), the air is sucked into the blower 25 from the through hole 23 b through the suction part 25 a.
- the cold air exhausted to the exhaust passage 24 includes ions emitted from the ion generator 26.
- cold air containing ions is discharged from the discharge port 20b at the lower rear portion of the ion delivery unit 20 into the refrigerator compartment 3, and refrigerated along natural convection. Spread into chamber 3.
- the flow rate of the blower 25 is 0.6 to 1.0 m 3 / h, and the opening area of the exhaust part 25 b is formed to be about 15 mm ⁇ 15 mm.
- the exhaust air of the blower 25 flows slowly and the average wind speed is about 0.7 to 1.3 m / sec.
- the ion generation surface 26 a Although it is inclined by about 10 ° to 20 ° in the direction opposite to the direction, it is possible to pass a cold air flow with few vortices along the ion generating surface 26a. Therefore, ions generated on the ion generating surface 26a can be efficiently taken into the cold airflow.
- the collision of ions is reduced by the cold air flow having few vortices.
- active species are generated in the ion delivery unit 20, and the ions that diffuse into the refrigerator compartment 3 to generate active species are reduced, thereby reducing the sterilizing ability.
- the ions can efficiently pass through the exhaust path 24 and many positive ions and negative ions can be discharged from the discharge port 20b. Therefore, power consumption can be reduced, and the amount of ozone to be described later can be suppressed.
- the operating sound of the refrigerator 1 can be kept low by setting the average wind speed to 1.3 mZ sec or less.
- the wall surface of the exhaust passage 24 facing the ion generating surface 26a is inclined in the same direction as the ion generating surface 26a by a curved surface (see FIG. 6).
- the wall surface facing the ion generation surface 26a may be formed by an inclined plane.
- the opening area of the discharge port 20b of the ion delivery unit 20 is formed to be about 30 mm 18 to 20 mm.
- the cool air is also gently discharged from the discharge port 20b, and the average wind speed is about 0.3 to 0.5 mZ sec. Because of this, the vortex
- the chilled air flow with little air flow is discharged into the refrigerator compartment 3 and circulates inside the refrigerator compartment along the gentle natural convection in the refrigerator compartment 3. Therefore, the combination and disappearance of the positive ions and negative ions due to the collision of the positive ions and the negative ions near the discharge port 20 b are suppressed, and both ions are diffused into the refrigerator compartment 3, so that the floating bacteria and the like in the room can be applied to the wall surface with little power consumption.
- the attached bacteria can be sterilized.
- the cool air flow is most preferably in a laminar flow region or a region close to a laminar flow, so that ion collision can be reduced.
- the cool air flowing through the exhaust path 24 includes a turbulent region, it is preferable to provide a straightening plate along the cool air flow in the exhaust path 24 including the vicinity of the exhaust part 25b and the vicinity of the discharge port 20b. .
- the cool air flow rectified by the rectifying plate flows, and it is possible to efficiently transmit ions with low power consumption and a small amount of ozone generated. It is more desirable that the rectifying plate is provided on the upstream side of the ion generating device 26, and it is possible to avoid extinction of ions due to collision with the rectifying plate.
- a ventilation condition in which the ventilation width (the opening width of the exhaust portion 25b) is 15 mm or less and the average wind speed is 1.3 mZ sec or less is in a low-temperature region (15 ° C to 1 At 0 ° C), it satisfies the condition of low-vortex cold air flow having a laminar flow region or a region close to laminar flow.
- the ion generator 26 also generates ozone by generating ions. When the amount of generated ozone is large, the odor of ozone gives users discomfort.
- FIG. 10 shows the ozone concentration in the refrigerator compartment 3 due to the ozone generated by the ion generator 26. The vertical axis indicates the ozone concentration (unit: ppm) in the refrigerator compartment 3, and the horizontal axis indicates the elapsed time.
- the control unit 13 controls the amount of ozone generated from the ion generator 26 to be 0.1 mg / h or less.
- the ion delivery unit 20 since the ion delivery unit 20 is provided near the upper surface 3c of the refrigerator compartment 3, the ions can be easily contained by including the ions in the cool air flowing along the upper surface of the refrigerator compartment 3 by natural convection. It can be circulated in the refrigerator compartment 3.
- the storage can be stored without the ion sending unit 20 being in the way, and a decrease in the usability of the refrigerator 1 can be prevented.
- the ion delivery unit 20 may be attached to the back plate 3b or the side wall 3d (see FIG. 1) in the vicinity of the upper surface 3c of the refrigerator compartment 3.
- the ion sending unit 20 since the ion sending unit 20 has the blower 25, the cold air flowing through the refrigerator compartment 3 can easily contain ions and discharge the ions. Further, it is only necessary that cool air can be passed through the ion delivery unit 20 by the blower 25. For this reason, it is possible to use a blower having a smaller air flow than a refrigerator having a cool air duct and circulating cool air by a blower (about 10 m 3 / h). Therefore, an increase in power consumption can be suppressed.
- the ion generator 26 is disposed on the exhaust side of the blower 25, it is possible to prevent the disappearance of ions due to collision with the blower 25. Further, since the adsorption filter 27 is disposed on the intake side of the blower 25, cold air containing ions does not pass through the adsorption filter 27. For this reason, the disappearance of ions due to adsorption can be prevented.
- FIGS. 11 and 12 show a bottom view and a side sectional view of the ion delivery unit 20 of the refrigerator of the second embodiment.
- This embodiment is different from the above-described first embodiment shown in FIGS. 1 to 10 in the discharge port 20 b of the ion delivery unit 20.
- the configuration of shelf 15 (see Figure 14) is different.
- Other parts are the same as in the first embodiment. [0 0 4 8]
- a protection plate 31 integrally formed with the housing 21 is provided in front of the discharge port 20b so as to extend downward.
- the protection plate 31 prevents the discharge port 20b from being blocked by the stored matter, and can prevent a decrease in the amount of delivered ions.
- the discharge port 20b is provided with a guide plate 30 supported by the shaft portion 30a.
- the front of the guide plate 30 is formed with a front guide portion 21 a which is formed by inclining a part of the back wall of the housing 21.
- An air blowing guide unit is configured to guide cold air containing ions sent out from the discharge port 20b by the guide plate 30 and the front guide unit 2la to the left and right and forward.
- the ions sent downward from the discharge port 20b by the inclined front guide portion 2la are guided in a direction away from the back plate 3b of the refrigerator compartment 3 (see FIG. 2). Therefore, it is possible to reduce the extinction of ions due to the contact with the back plate 3b or moisture condensed on the back plate 3b, and it is possible to improve the ion delivery efficiency.
- FIG. 13 shows a rear view of the vicinity of the discharge port 20 b of the ion delivery unit 20.
- Two guide plates 30 are provided so as to spread downward.
- the ions delivered from the discharge port 20b are guided so as to spread in the left-right direction beyond the width of the discharge port 20b, and the ions are sufficiently diffused into the refrigerator compartment 3 to remove the odor and to remove the bacteria. Can be improved.
- the guide plate 30 is provided so as to be rotatable around the shaft portion 30a. In this way, when the storage object is arranged below the ion delivery unit 20, the transmission of ions in the direction of the storage object is regulated. As a result, the extinction of ions due to collision with the stored material can be reduced.
- the direction of the front guide 21a may be made variable.
- the cool air exhausted from the exhaust part 25 b of the blower 25 to the exhaust path 24 as shown by the arrow C includes ions emitted from the ion generator 26. Then, as shown by the arrow D, cold air containing ions is sent from the discharge port 2 Ob at the lower rear part of the ion sending unit 20 into the refrigerator compartment 3 and diffused into the refrigerator compartment 3 along natural convection. You.
- FIG. 14 is a side sectional view showing the details of the upper part of the refrigerator compartment 3.
- An opening 15 a is formed behind the shelf 15.
- a slanting plate 15b is formed integrally with the shelf 15 so that the front is downward.
- the shelves 16 and 17 are provided with similar openings and inclined plates.
- ions sent downward from the discharge port 20b of the ion delivery unit 20 along the back surface of the refrigerator compartment 3 as shown by the arrow E as shown by the arrow E pass through the opening 15a as shown by the arrow F. And circulate below the shelf 15. Further, as shown by an arrow G, the vehicle is guided forward along the shelf 15 by the inclined plate 15b. Therefore, the ions can be more diffused in the refrigerator compartment 3.
- the ion delivery unit 20 since the ion delivery unit 20 is installed behind the upper portion of the refrigerator compartment 3, the ions are easily contained by including the ions in the cold air flowing along the upper surface of the refrigerator compartment 3 by natural convection. Can be circulated within 3. At this time, by providing a ventilation guide comprising a guide plate 30 and a front guide 21 a, ions are sent out from the discharge port 20 b in a lateral direction or forward, and are sufficiently diffused into the refrigerator compartment 3. It can be done. It should be noted that the ion delivery unit 20 is located close to the upper surface 3 c of the refrigerator compartment 3. It may be attached to the back plate 3b or the side wall 3d (see Fig. 1). Industrial applicability
- the ion generator since the ion generator is installed near the upper surface of the storage room, it is possible to easily circulate the ions into the storage room by including the ions in the cool air flowing along the upper surface of the storage room by natural convection. Can be.
- the stored items can be stored without the ion generator being in the way, and the usability of the refrigerator can be prevented from deteriorating.
- the ion delivery unit having the ion generator and the blower since the ion delivery unit having the ion generator and the blower is provided, the ions can be more easily circulated in the storage chamber. In addition, since the cool air only needs to pass through the ion sending unit by the blower, an increase in power consumption can be suppressed with a blower having a small air volume. Further, since the ion generator is arranged on the exhaust side of the blower, it is possible to prevent the disappearance of ions due to collision with the blower.
- the blower is made of a sirocco fan
- the ion delivery unit can be made thin.
- the ion delivery unit has an intake port located at the upper front and a discharge port located at the lower rear, it is possible to easily take in natural convection cold air in the storage room and easily generate natural convection. Can be exhausted along.
- the rear portion of the ion delivery unit is bent downward, and the discharge port is provided at the front end extending downward, so that the discharge port can be prevented from being blocked by the storage.
- the ion can be sufficiently diffused into the storage room.
- the ion delivery unit since the ion delivery unit has the illumination lamp, it is not necessary to separately provide a housing for installing the illumination lamp in the storage room, and the number of components can be reduced.
- the ion delivery unit since the ion delivery unit has the adsorption filter, it is not necessary to separately provide a housing for installing the adsorption filter in the storage room, and the number of parts can be reduced and the odor component can be removed. Further, since the adsorption filter is disposed on the intake side of the blower, the air containing ions does not pass through the adsorption filter, so that the loss of ions due to adsorption can be prevented.
- positive ions and negative ions are generated by the ion generator, so that the storage chamber can be sterilized.
- the ozone generation amount of the ion generator is controlled to 0.1 mg / h or less by the control unit, the ozone concentration in the storage chamber can be reduced to 0.1 ppm or less, thereby preventing discomfort due to odor. can do.
- the ions are contained in the cold air flowing along the upper surface of the storage room by natural convection without obstruction when storing the stored items. Ions can be easily circulated into the storage room.
- the air blowing guide for guiding ions to the left or right or forward from the discharge port is provided, the ions can be sufficiently diffused into the storage room, and the effect of removing odors and removing bacteria can be improved.
- the air blowing guide guides the air sent downward from the discharge port so as to be wider than the width of the discharge port, the ions can be sufficiently diffused into the storage chamber.
- ions can be easily guided in the left-right direction from the discharge port.
- the front guide portion for guiding the air discharged from the discharge port forward by tilting the back wall of the ion delivery unit is provided, the moisture condensed on the back and back of the storage room with a simple configuration. It is possible to reduce the extinction of the ions due to the contact with the ions and improve the ion sending efficiency.
- the protection plate extending below the discharge port is provided in front of the discharge port, it is possible to prevent the discharge port from being clogged by a storage object, and to sufficiently diffuse ions into the storage chamber. be able to.
- the direction of the air guide is made variable, the direction of the air guide is changed in accordance with the arrangement of the stored items, so that the disappearance of ions due to collision with the stored items is reduced, and the ion is transmitted. A decrease in efficiency can be prevented.
- the opening is provided behind the shelf on which the storage object is placed, and the inclined plate for guiding the air passing through the opening forward is provided at the opening, so that the lower part of the shelf and along the shelf are provided.
- the ions can be guided forward and sufficiently diffused into the storage chamber.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2004800321878A CN1875237B (zh) | 2003-10-31 | 2004-04-09 | 冰箱 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2003-372800 | 2003-10-31 | ||
JP2003372800A JP4073388B2 (ja) | 2003-10-31 | 2003-10-31 | 冷蔵庫 |
JP2004030123A JP4059854B2 (ja) | 2004-02-06 | 2004-02-06 | 冷蔵庫 |
JP2004-30123 | 2004-02-06 |
Publications (1)
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WO2005043063A1 true WO2005043063A1 (ja) | 2005-05-12 |
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PCT/JP2004/005182 WO2005043063A1 (ja) | 2003-10-31 | 2004-04-09 | 冷蔵庫 |
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MY (1) | MY139494A (ja) |
WO (1) | WO2005043063A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1953481A2 (en) | 2007-02-01 | 2008-08-06 | Indesit Company S.p.A. | Domestic refrigerator apparatus, with air circulation and treatment device |
EP2476979A3 (en) * | 2011-01-17 | 2013-12-25 | Samsung Electronics Co., Ltd. | Refrigerator |
WO2019037983A1 (en) * | 2017-08-24 | 2019-02-28 | Arcelik Anonim Sirketi | COOLER WITH STERILIZED COOLING AIR |
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JP2003294354A (ja) * | 2002-03-29 | 2003-10-15 | Sanyo Electric Co Ltd | 冷蔵庫 |
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2004
- 2004-04-09 WO PCT/JP2004/005182 patent/WO2005043063A1/ja active Application Filing
- 2004-08-19 MY MYPI20043397 patent/MY139494A/en unknown
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JPH11347111A (ja) * | 1998-06-08 | 1999-12-21 | Mitsubishi Electric Corp | 負イオンシステム |
JP2001276205A (ja) * | 2000-03-30 | 2001-10-09 | Mitsubishi Electric Corp | 負イオンシステム |
JP2002090058A (ja) * | 2000-09-14 | 2002-03-27 | Sharp Corp | 冷蔵庫 |
JP2002130910A (ja) * | 2000-10-27 | 2002-05-09 | Sharp Corp | 冷蔵庫 |
JP2003042645A (ja) * | 2001-07-26 | 2003-02-13 | Matsushita Refrig Co Ltd | 冷蔵庫 |
JP2003294354A (ja) * | 2002-03-29 | 2003-10-15 | Sanyo Electric Co Ltd | 冷蔵庫 |
Cited By (5)
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EP1953481A2 (en) | 2007-02-01 | 2008-08-06 | Indesit Company S.p.A. | Domestic refrigerator apparatus, with air circulation and treatment device |
EP1953481A3 (en) * | 2007-02-01 | 2008-12-03 | Indesit Company S.p.A. | Domestic refrigerator apparatus, with air circulation and treatment device |
EP2476979A3 (en) * | 2011-01-17 | 2013-12-25 | Samsung Electronics Co., Ltd. | Refrigerator |
US9671149B2 (en) | 2011-01-17 | 2017-06-06 | Samsung Electronics Co., Ltd. | Refrigerator |
WO2019037983A1 (en) * | 2017-08-24 | 2019-02-28 | Arcelik Anonim Sirketi | COOLER WITH STERILIZED COOLING AIR |
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