WO2023032117A1 - Conteneur réfrigéré et dispositif de stérilisation - Google Patents

Conteneur réfrigéré et dispositif de stérilisation Download PDF

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Publication number
WO2023032117A1
WO2023032117A1 PCT/JP2021/032256 JP2021032256W WO2023032117A1 WO 2023032117 A1 WO2023032117 A1 WO 2023032117A1 JP 2021032256 W JP2021032256 W JP 2021032256W WO 2023032117 A1 WO2023032117 A1 WO 2023032117A1
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WO
WIPO (PCT)
Prior art keywords
piece
air
sterilization
container
side wall
Prior art date
Application number
PCT/JP2021/032256
Other languages
English (en)
Japanese (ja)
Inventor
徹也 古田
Original Assignee
日栄インテック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日栄インテック株式会社 filed Critical 日栄インテック株式会社
Priority to PCT/JP2021/032256 priority Critical patent/WO2023032117A1/fr
Publication of WO2023032117A1 publication Critical patent/WO2023032117A1/fr

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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
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features

Definitions

  • the present invention relates to a reefer container for freezing and refrigeration that can transport cargo such as perishables while controlling the temperature, and a sterilization device that is installed in the reefer container and sterilizes the air inside the container.
  • the reefer container described in Patent Document 1 includes a container that is a mobile storage for storing items such as perishables, a container refrigeration device that is a refrigerator that adjusts the temperature of the interior space of the container, and a container. and an electric field generating device that maintains the freshness of perishable food stored in the internal space by generating an electric field in the internal space.
  • the container refrigeration system is attached to one end of the container to block the one end, and the air in the internal storage space is supplied from the upper part of the partition plate provided inside the container refrigeration system. It flows into the device, passes through the internal fan and evaporator and is cooled, and then flows out from the bottom of the partition plate into the internal storage space.
  • the sterilization device is installed on the floor of the storage space inside the warehouse, the load capacity of the cargo is reduced accordingly, and the air inside the container flows into the container refrigeration device and the sterilization device. As a result, it becomes difficult to control the air circulation inside the refrigerator, and it is difficult to improve the efficiency of cooling and sterilization.
  • An object of the present invention is to provide a sterilization device that can
  • a reefer container includes a container body and a cooling system that cools the inside of the container by sucking air in the container body, cooling the air, and discharging the air into the inside of the container. and an air intake port for air intake and an air exhaust port for exhaust air from the cooling device are provided on one side wall of the refrigerator, and the one side wall or the one air outlet is provided in the vicinity of the air intake port.
  • a sterilization device comprising a plate-like mounting piece whose back surface is attached to another side wall or ceiling in the chamber different from the side wall and an upright piece standing on the surface side of the mounting piece is installed, and the mounting piece
  • a sterilization section is provided on the surface to sterilize the air in the chamber by applying a photocatalyst, and a light source for irradiating the sterilization section is provided on the surface of the standing piece facing the sterilization section. It is characterized by being
  • the sterilization device includes a plate-shaped mounting piece whose back surface is attached to the side wall or ceiling inside the container body of the reefer container, and an upright piece that stands up on the surface side of the mounting piece, A photocatalyst is applied to the surface of the attachment piece to sterilize the air in the chamber, and a sterilization unit is provided, and the surface of the standing piece facing the sterilization unit is irradiated with the sterilization unit.
  • a light source is provided to
  • the mounting piece and the standing piece may be formed by bending an aluminum plate.
  • the upright piece is provided so that the surface facing the sterilization unit faces the opposite side of the inside of the storage and covers a part of the air inlet,
  • a filter for removing ethylene may be attached to the surface opposite to the surface facing the bacteria part and the one side wall so as to cover at least part of the intake port.
  • the filter is fixed by a fixture slidably provided on the side opposite to the side facing the sterilization section of the upright piece and on the one side wall, and by sliding the fixture It may be removable.
  • a conductor plate insulated from the container body may be installed as an electrode to which a voltage is applied.
  • the air can be sterilized without affecting the original cargo load capacity of the container or the air circulation inside the warehouse.
  • FIG. 2 is a cross-sectional view taken along line AA of FIG. 1;
  • FIG. 2 is an explanatory view showing a sterilization device installed in the reefer container of FIG. 1;
  • FIG. 3 is a cross-sectional view taken along line BB of FIG. 2;
  • FIG. 2 is an explanatory view showing a filter attached to the reefer container of FIG. 1;
  • FIG. 6 is an explanatory view showing a mounting structure of the filter of FIG. 5;
  • FIG. 6 is an explanatory diagram showing a fixing bracket that holds the filter of FIG. 5 from the side;
  • FIG. 6 is an explanatory diagram showing a fixture that holds the filter of FIG. 5 from below;
  • the reefer container 1 includes a container body 2, a cooling device 3, an electric field panel 4, and a sterilization device 5.
  • the container main body 2 has a rectangular parallelepiped shape, and a cooling device 3 is provided at one end in the longitudinal direction, and a cooling device 3 is provided at the other end in the longitudinal direction for carrying cargo into and out of the cargo room 6 . Doors 7, 7 are provided for use.
  • the container body 2 is a fresh food store in which perishables such as vegetables, fruits, fresh flowers, seafood, and meat are stored, and the cargo room 6 is maintained in a refrigeration temperature range by the cooling device 3 .
  • the cooling device 3 cools the luggage compartment 6 by taking in air in the luggage compartment 6, cooling it, and exhausting it to the luggage compartment 6.
  • An intake port 9 for intake air and an exhaust port 10 for exhaust air are provided. Since the cooling structure itself of the cooling device 3 is the same as a well-known one, description thereof is omitted.
  • a plurality of electric field panels 4 are provided on side walls 11, 11 perpendicular to the side wall 8 of the luggage compartment 6, and a high voltage is applied to generate an electric field (electric field) in the luggage compartment 6. Enzymes of the perishables stored in the luggage compartment 6 are activated by the electric field generated by the electric field panel 4, respiration is suppressed, consumption of nutrients is reduced, and freshness is maintained.
  • the sterilization device 5 is installed near the air intake 9 of the luggage compartment 6 to sterilize and deodorize the air in the luggage compartment 6 .
  • the sterilization device 5 includes a plate-like mounting piece 13 whose back surface is attached to the ceiling 12 of the luggage compartment 6 with rivets (or/and adhesive, etc.), and a surface of the mounting piece 13.
  • the mounting piece 13 and the standing piece 14 are formed by bending an aluminum plate material into an L-shaped cross section, thereby reducing the processing cost. It is designed to be
  • the upright piece 14 hangs down from the mounting piece 13 so as to be positioned in substantially the same vertical plane as the side wall 8, and the height of the air inlet 9 is reduced.
  • the height dimension of the mounting piece 13 is reduced.
  • a photocatalyst is applied to the surface of the attachment piece 13 to provide a sterilizing portion 15 for sterilizing the air in the luggage compartment 6 .
  • the facing surface is provided with an LED 16 .
  • the light emitted from the LED 16 irradiates the sterilization part 15 to function the sterilization and deodorant action of the photocatalyst, while it is blocked by the standing piece 14 so that the light does not easily leak into the luggage compartment 6.
  • a filter 17 for removing ethylene is attached to the surface of the standing piece 14 opposite to the surface facing the sterilization section 15 and to the side wall 8 so as to cover at least a portion of the intake port 9 .
  • the filter 17 has a rectangular filter body 18 and a frame 19 surrounding the filter body 18.
  • the upper side 20 of the frame 19 abuts against the ceiling 12 and is pressed from above.
  • the side portions 21, 21 of the frame 19 are laterally pressed by the fixing metal fittings 22, 22, and the lower side portion 23 of the frame 19 is pressed by the two fixing metal fittings 24 from below. It is held by metal fittings 24 and attached to the container body 2 .
  • the fixing bracket 22 is formed by bending a metal plate. As shown in FIG. It has a pressing piece 26 that is present and abuts against the side portion 21 from the front side, and an attachment piece 27 that extends from the other end of the pressing piece 25 to the side opposite to the pressing piece 26 . Long holes 28 , 28 are formed in the attachment piece 27 , and the attachment piece 27 is attached to the standing piece 14 of the sterilization device 5 with a screw 29 inserted through the long hole 28 .
  • the fixing metal fitting 24 is formed by bending a metal plate, and as shown in FIG. and a mounting piece 32 extending from the other end of the pressing piece 30 to the side opposite to the pressing piece 31 .
  • Long holes 33 , 33 are formed in the mounting piece 32 , and the mounting piece 32 is attached to the side wall 8 of the luggage compartment 6 with a screw 34 inserted through the long hole 33 .
  • the side part 21 is held by the fixing metal part 22 by loosening the screw 29 and sliding the fixing metal part 22 in the direction in which the pressing piece 25 is separated from the side part 21 . is released, and when the fixing bracket 24 is slid in the direction in which the pressing piece 30 is separated from the lower side 23 by loosening the screw 34, the lower side 23 is held by the fixing bracket 24 and the upper side 20 is held by the ceiling 12. To be released.
  • the cooling device 3 sends out cool air from the exhaust port 10 provided in the lower part of the side wall 8 to the luggage compartment 6, and the cool air flows from the floor 35 of the luggage compartment 6 to the side walls 11, 11, the doors 7, 7, and the ceiling 12.
  • the luggage compartment 11 is kept cool within a predetermined temperature range.
  • the air in the luggage compartment 6 is sucked into the cooling device 3 from the intake port 9 on the upper part of the side wall 8.
  • the filter body 18 of the filter 17 the ethylene is removed and the LED 16 is irradiated.
  • the portion 15 is touched, it is sterilized and deodorized.
  • the sterilization device 5 includes a plate-like mounting piece 13 whose back surface is attached to the ceiling 12 in the cargo room 6 of the container body 2 of the reefer container 1, and the surface side of the mounting piece 13. and a sterilizing portion 15 coated with a photocatalyst to sterilize the air in the luggage compartment 6 is provided on the surface of the mounting piece 13, and faces the sterilizing portion 15 of the standing piece 14. Since the LED 16 for illuminating the sterilization part 15 is provided on the surface to be cleaned, the sterilization device 5 attached to the ceiling 12 can change the air flow different from the original air flow of the luggage compartment 6 by using a fan or the like. The air that touches the sterilization part 15 is sterilized without creating a can be fungus.
  • the attachment piece 13 of the sterilization device 5 is attached in the vicinity of the air inlet 9 of the cooling device 3 (that is, the place where the most air flows inside the container body 2), the suction capacity of the cooling device 3 is reduced. It is possible to efficiently sterilize the air in the luggage compartment 6 by the sterilization part 15 by utilizing it.
  • the upright piece 14 is provided so that the surface facing the sterilization section 15 faces the side opposite to the luggage compartment 6 and covers a part of the intake port 9 . Since the filter 17 for removing ethylene is attached to the side opposite to the side and the side wall 8 so as to cover at least a part of the intake port 9, the air intake capacity of the cooling device 3 is utilized to remove the air in the luggage compartment 6. It is also possible to efficiently remove the ethylene inside with the filter 17 .
  • the filter 17 is fixed by a fixing bracket 22 and a fixing bracket 24 slidably provided on the surface of the upright piece 14 opposite to the surface facing the sterilization part 15 and on the side wall 8, and the fixing bracket 22, It can be removed by sliding the fixture 24, and maintenance such as replacement is easy.
  • an electric field panel 4 insulated from the container body 2 is installed as an electrode to which a voltage is applied, so that the freshness of the perishable cargo can be maintained.
  • the luggage compartment 6 of the reefer container 1 is maintained in the refrigerating temperature range by the cooling device 3, but it may be maintained in the freezing temperature range.
  • the cooling device 3 may be attached to the side wall 8 or the side wall 11 instead of the ceiling 12, and the standing piece 14 may be block-shaped instead of plate-shaped.
  • the light source of the sterilization device 5 is not limited to the LED 16 as long as it can exhibit the sterilization action of the photocatalyst, and the fixing metal fittings 22 and 24 may be made of resin instead of metal.

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

Abstract

Le problème décrit par la présente invention est de fournir un conteneur réfrigéré qui permet une stérilisation de l'air sans affecter la capacité de charge d'origine du conteneur ou la circulation d'air à l'intérieur du conteneur. La solution selon l'invention porte sur un conteneur réfrigéré qui comprend : un corps de conteneur ; et un dispositif de refroidissement qui refroidit le compartiment de chargement du corps de conteneur par l'aspiration de l'air provenant dudit compartiment de chargement, le refroidissement dudit air aspiré, et l'évacuation dudit air refroidi vers le compartiment de chargement. Un orifice d'admission (9) pour l'air d'admission et un orifice d'échappement pour l'air d'évacuation du dispositif de refroidissement sont disposés dans une paroi latérale (8) du compartiment de chargement. Un dispositif de stérilisation (5) est installé à proximité de l'orifice d'admission (9), et est équipé d'une pièce de montage (13) en forme de plaque, dont le côté arrière est fixé au plafond (12) du compartiment de chargement, et d'une pièce verticale (14), qui se dresse sur le côté avant de la pièce de montage (13). Une unité de stérilisation (15) qui est revêtue d'un photocatalyseur et stérilise l'air dans le compartiment de chargement est disposée sur la surface avant de la pièce de montage (13). Une source de lumière (16) qui irradie l'unité de stérilisation (15) est disposée sur la surface de la pièce verticale (14) faisant face à l'unité de stérilisation (15).
PCT/JP2021/032256 2021-09-02 2021-09-02 Conteneur réfrigéré et dispositif de stérilisation WO2023032117A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/JP2021/032256 WO2023032117A1 (fr) 2021-09-02 2021-09-02 Conteneur réfrigéré et dispositif de stérilisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/032256 WO2023032117A1 (fr) 2021-09-02 2021-09-02 Conteneur réfrigéré et dispositif de stérilisation

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WO2023032117A1 true WO2023032117A1 (fr) 2023-03-09

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01159579A (ja) * 1987-12-16 1989-06-22 Hitachi Ltd 冷蔵庫用脱臭装置
JPH0568708U (ja) * 1992-02-27 1993-09-17 日本トレールモービル株式会社 冷凍車の鮮度保持装置
JPH06307751A (ja) * 1993-04-20 1994-11-01 Tatsuo Matsumoto 保冷庫等における庫内循環型鮮度維持装置
JP2647933B2 (ja) * 1988-11-08 1997-08-27 大阪商船三井船舶株式会社 冷凍輸送用箱体の水タンク取付構造
JP2001095902A (ja) * 1999-09-30 2001-04-10 Toyoda Gosei Co Ltd 空気清浄機
JP2003056974A (ja) * 2001-08-10 2003-02-26 Daikin Ind Ltd コンテナ用冷凍装置
JP2004113621A (ja) * 2002-09-27 2004-04-15 Iwasaki Kankyo Shisetsu Kk 空気清浄化装置
JP2005269927A (ja) * 2004-03-23 2005-10-06 Toyox Co Ltd 保冷パレット
JP2019026377A (ja) * 2017-08-03 2019-02-21 株式会社近鉄エクスプレス 鮮度保持装置
KR102111772B1 (ko) * 2019-04-25 2020-05-15 장재욱 신선도 유지를 위한 농작물 저온저장고
JP2021009005A (ja) * 2019-07-02 2021-01-28 ダイキン工業株式会社 電場発生装置及びそれを備えた保冷庫

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01159579A (ja) * 1987-12-16 1989-06-22 Hitachi Ltd 冷蔵庫用脱臭装置
JP2647933B2 (ja) * 1988-11-08 1997-08-27 大阪商船三井船舶株式会社 冷凍輸送用箱体の水タンク取付構造
JPH0568708U (ja) * 1992-02-27 1993-09-17 日本トレールモービル株式会社 冷凍車の鮮度保持装置
JPH06307751A (ja) * 1993-04-20 1994-11-01 Tatsuo Matsumoto 保冷庫等における庫内循環型鮮度維持装置
JP2001095902A (ja) * 1999-09-30 2001-04-10 Toyoda Gosei Co Ltd 空気清浄機
JP2003056974A (ja) * 2001-08-10 2003-02-26 Daikin Ind Ltd コンテナ用冷凍装置
JP2004113621A (ja) * 2002-09-27 2004-04-15 Iwasaki Kankyo Shisetsu Kk 空気清浄化装置
JP2005269927A (ja) * 2004-03-23 2005-10-06 Toyox Co Ltd 保冷パレット
JP2019026377A (ja) * 2017-08-03 2019-02-21 株式会社近鉄エクスプレス 鮮度保持装置
KR102111772B1 (ko) * 2019-04-25 2020-05-15 장재욱 신선도 유지를 위한 농작물 저온저장고
JP2021009005A (ja) * 2019-07-02 2021-01-28 ダイキン工業株式会社 電場発生装置及びそれを備えた保冷庫

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