JPH06288673A - Refrigerator - Google Patents

Refrigerator

Info

Publication number
JPH06288673A
JPH06288673A JP7782593A JP7782593A JPH06288673A JP H06288673 A JPH06288673 A JP H06288673A JP 7782593 A JP7782593 A JP 7782593A JP 7782593 A JP7782593 A JP 7782593A JP H06288673 A JPH06288673 A JP H06288673A
Authority
JP
Japan
Prior art keywords
vegetables
storage container
vegetable
vegetable storage
stored
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7782593A
Other languages
Japanese (ja)
Inventor
Tamaki Ito
環 伊藤
Koji Nagata
晃司 永田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Refrigeration Co
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 Matsushita Refrigeration Co filed Critical Matsushita Refrigeration Co
Priority to JP7782593A priority Critical patent/JPH06288673A/en
Publication of JPH06288673A publication Critical patent/JPH06288673A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D29/00Superstructures, understructures, or sub-units thereof, characterised by the material thereof
    • B62D29/008Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of light alloys, e.g. extruded

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Storage Of Fruits Or Vegetables (AREA)
  • Control Of Non-Electrical Variables (AREA)

Abstract

PURPOSE:To make it possible to inhibit dry and keep vegetables fresh for long time irrespective of the amount of vegetables to be housed by keeping the interior of a vegetable storage chamber at high humidity and onsite-treating the vegetables even when a few amount of vegetables are housed in a vegetable chamber of a refrigerator. CONSTITUTION:A cover 14 having a moisture permeability film is installed in such a fashion that it may cover the top of a vegetable storage vessel 13 whose top is opened. There are installed a pair of needle-shaped electrodes 15, which are vertically opposed and a plane electrode 17 and a high voltage power source 18 and a moisture sensor 24, which controls the high voltage power source 18 around the substantially enclosed type vegetable storage vessel 13.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、野菜を新鮮に長期間保
存できるようにした略密閉型の野菜室を有する冷蔵庫に
関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator having a substantially sealed vegetable compartment in which vegetables can be stored fresh for a long period of time.

【0002】[0002]

【従来の技術】近年、冷蔵庫で野菜を新鮮な状態で長期
間保存する方法として、特開平2−21179号公報に
開示されているように、野菜容器の上面開口に透湿性シ
−トと遠赤外線放射型セラミックス粉末を混合した非透
湿性バインダ−よりなる保湿シ−トを取り付ける方法が
提案されている。
2. Description of the Related Art In recent years, as a method of storing vegetables in a refrigerator in a fresh state for a long period of time, as disclosed in Japanese Patent Laid-Open No. 21179/1990, a moisture permeable sheet and a moisture permeable sheet are provided at the top opening of a vegetable container. A method of attaching a moisturizing sheet made of a non-moisture permeable binder mixed with infrared radiant ceramic powder has been proposed.

【0003】以下に従来提案されている冷蔵庫の野菜貯
蔵容器について説明する。図6は、従来提案されている
冷蔵庫の野菜貯蔵容器を示す断面図で、図7は図6のA
−B線によって囲まれた部分を模式的に示した拡大断面
図である。1は野菜貯蔵容器で、2は透湿性シ−ト3と
プリント層4とから構成されている保湿シ−トである。
透湿性シ−ト3はポリエステルタフタ、ナイロンタフタ
等の強度のある適度の透湿性を有する織物であり、プリ
ント層4は前記透湿性シ−ト3の表面にプリントされた
非透湿性バインダ−層である。
A conventionally proposed vegetable storage container for a refrigerator will be described below. FIG. 6 is a sectional view showing a conventionally proposed vegetable storage container for a refrigerator, and FIG.
It is an expanded sectional view which showed typically the portion surrounded by the -B line. Reference numeral 1 is a vegetable storage container, and 2 is a moisturizing sheet composed of a moisture permeable sheet 3 and a printed layer 4.
The moisture permeable sheet 3 is a woven fabric having strength and moderate moisture permeability such as polyester taffeta and nylon taffeta, and the print layer 4 is a non-moisture permeable binder layer printed on the surface of the moisture permeable sheet 3. Is.

【0004】このプリント層4は、円、三角形、四角形
などの所定形状の凹部が適宜分布するように形成して、
所定のプリント面積となるようにしたロ−タリ−スクリ
−ン(図示しない)を使用し、ロ−タリ−スクリ−ン
(図示しない)内に非透湿性バインダ−からなるディス
バ−ジョンを注入し、前記透湿性シ−ト3全体に模様状
にプリントして乾燥してなるバインダ−層である。
The print layer 4 is formed so that concave portions having a predetermined shape such as a circle, a triangle and a quadrangle are appropriately distributed.
A rotary screen (not shown) that has a predetermined print area is used, and a dispersion made of a non-moisture permeable binder is injected into the rotary screen (not shown). The binder layer is formed by printing a pattern on the entire moisture-permeable sheet 3 and drying the pattern.

【0005】非透湿性バインダ−としてはアクリル系バ
インダ−、ウレタン系バインダ−等が用いられ、粉末状
の遠赤外線放射型セラミックスが混合されている。この
非透湿性バインダ−が透湿性シ−ト3上に塗布されるこ
とにより、透湿性シ−ト3上に湿気の透過を低下させる
低透湿部分が形成されるようになっている。
An acrylic binder, a urethane binder, etc. are used as the non-moisture permeable binder, and powdery far infrared radiation type ceramics are mixed. The non-moisture permeable binder is applied onto the moisture permeable sheet 3 to form a low moisture permeable portion on the moisture permeable sheet 3 that reduces moisture permeation.

【0006】そして、野菜貯蔵容器1は冷蔵庫(図示し
ない)下部に着脱自在に配置され、この野菜貯蔵容器1
上面には野菜等を出し入れするための開口5が形成され
ている。この開口5には、同開口5を覆う保湿シ−ト2
と保湿シ−ト2の外周辺に配設された塩化ビニ−ル等の
ゴム性パッキン6とからなる蓋体7が取りつけられてい
て、冷蔵庫の冷蔵室下部に該野菜貯蔵容器1が収納され
たとき、野菜貯蔵容器1の上面開口5が蓋体7によって
完全密封されるようになっている。
[0006] The vegetable storage container 1 is detachably arranged in a lower portion of a refrigerator (not shown).
An opening 5 is formed on the upper surface for taking in and out vegetables and the like. In this opening 5, a moisturizing sheet 2 that covers the opening 5 is provided.
A lid 7 consisting of a rubber packing 6 made of vinyl chloride or the like arranged around the outside of the moisturizing sheet 2 is attached, and the vegetable storage container 1 is stored in the lower part of the refrigerator compartment of the refrigerator. At this time, the top opening 5 of the vegetable storage container 1 is completely sealed by the lid 7.

【0007】以上のように構成された冷蔵庫の野菜貯蔵
容器について、以下その動作について説明する。まず、
前記保湿シ−ト2は透湿性シ−ト3とプリント層4とよ
り構成されているため、プリント層4の面積やプリント
のデザインを適宜変更することにより該保湿シ−ト2の
透湿度や湿度の透過する位置を自由に変更することが出
来るようになっている。
The operation of the vegetable storage container of the refrigerator constructed as above will be described below. First,
Since the moisturizing sheet 2 is composed of the moisture permeable sheet 3 and the print layer 4, the moisture permeability of the moisturizing sheet 2 can be changed by appropriately changing the area of the print layer 4 and the design of the print. It is possible to freely change the position where the humidity passes.

【0008】また、非透湿性バインダ−に粉末状の遠赤
外線放射型セラミックスを混合してなるプリント層4が
前記透湿性シ−ト3上に塗布されたならば、保湿シ−ト
2は上記のように湿度コントロ−ルを可能ならしめる機
能を有すると共に、プリント層4を構成する遠赤外線放
射型セラミックスからは常温で効率よく遠赤外線が放射
されるようになっている。
If a print layer 4 made by mixing a powdery far-infrared radiation type ceramics with a non-moisture permeable binder is coated on the moisture permeable sheet 3, the moisture retaining sheet 2 will have the above-mentioned structure. In addition to having the function of enabling humidity control as described above, far infrared radiation type ceramics constituting the print layer 4 efficiently radiates far infrared rays at room temperature.

【0009】従って、野菜貯蔵容器1内に野菜が収納さ
れると、野菜の蒸散作用により出てくる水分を適度にコ
ントロ−ルすることにより、野菜貯蔵容器1内を野菜に
適した高湿度に保つことができる。また、遠赤外線放射
型セラミックス粉末が常温で遠赤外線を野菜貯蔵容器1
内に放射し、遠赤外線効果により野菜の新鮮さを長く保
持することができるというものであった。
Therefore, when the vegetables are stored in the vegetable storage container 1, the moisture generated by the transpiration action of the vegetables is appropriately controlled, so that the inside of the vegetable storage container 1 has a high humidity suitable for the vegetables. Can be kept. In addition, the far-infrared radiation type ceramic powder emits far-infrared rays at room temperature in the vegetable storage container 1
It was possible to maintain the freshness of the vegetables for a long time by radiating them inside and using the far infrared effect.

【0010】[0010]

【発明が解決しようとする課題】しかしながら上記のよ
うな構成では、野菜から蒸散してくる水分により野菜貯
蔵容器1内を高湿度に保っているため、野菜の収納量が
少ないときには前記野菜貯蔵容器1内を長期間高湿度に
保つことが出来ない。また、冷蔵庫の野菜貯蔵容器1は
低温になるため、遠赤外線放射型セラミックス粉末から
放射される遠赤外線は極めて弱い。従って、従来提案さ
れている冷蔵庫の野菜貯蔵容器には野菜をあまり長期間
新鮮に保存することが出来ないという課題があった。
However, in the above-mentioned structure, since the inside of the vegetable storage container 1 is kept at a high humidity by the water evaporated from the vegetables, the vegetable storage container can be stored when the storage amount of the vegetables is small. It is not possible to keep high humidity inside 1 for a long time. Further, since the vegetable storage container 1 of the refrigerator has a low temperature, far infrared rays emitted from the far infrared ray emitting ceramic powder are extremely weak. Therefore, there has been a problem that vegetables cannot be freshly stored for a long time in the vegetable storage container of the refrigerator proposed hitherto.

【0011】本発明は上記課題に鑑み、野菜の収納量が
少なく野菜貯蔵容器内が高湿度に保つことが出来なくな
った際に、野菜を電場処理することにより長期間野菜を
新鮮に保持できる冷蔵庫を提供することを目的とする。
In view of the above problems, the present invention is a refrigerator capable of keeping vegetables fresh for a long period of time by treating the vegetables with an electric field when the amount of vegetables stored is small and the inside of the vegetable storage container cannot be kept at high humidity. The purpose is to provide.

【0012】[0012]

【課題を解決するための手段】この目的を達成するため
に本発明の冷蔵庫は、野菜貯蔵容器の開放された天面に
透湿膜を有する蓋体を設け略密閉型とした野菜貯蔵容器
の周囲に、針状電極と針状電極と対向させた平板電極と
高圧電源と野菜収納量を検知する手段と検知した情報に
従い高圧電源を制御する手段を設けたものである。
In order to achieve this object, a refrigerator of the present invention is a refrigerator for a vegetable storage container in which a lid having a moisture permeable membrane is provided on the open top surface of the vegetable storage container. Around the periphery, a needle electrode, a flat plate electrode facing the needle electrode, a high-voltage power source, a means for detecting the amount of stored vegetables, and a means for controlling the high-voltage power source according to the detected information are provided.

【0013】また検知する手段として、野菜貯蔵容器の
底辺下方にリミットスイッチを設ける。
As a detecting means, a limit switch is provided below the bottom of the vegetable storage container.

【0014】あるいは、野菜室の側面内箱に相対向さ
せ、野菜貯蔵容器が野菜室に収納された際、光が野菜貯
蔵容器に設けた窓を透過するように設置した投光部と受
光部とからなる光センサ−を設ける。
Alternatively, the light projecting portion and the light receiving portion are arranged so as to face each other in the side inner box of the vegetable compartment so that when the vegetable container is stored in the vegetable compartment, light is transmitted through the window provided in the vegetable container. An optical sensor consisting of and is provided.

【0015】あるいは、野菜貯蔵容器内に、湿度センサ
−を設ける。
Alternatively, a humidity sensor is provided in the vegetable storage container.

【0016】[0016]

【作用】本発明の冷蔵庫は、上記構成により、冷蔵庫の
野菜貯蔵容器に野菜が収納された時、野菜から蒸散して
くる余分な水蒸気は、蓋の透湿膜により適度に外部へ透
湿され野菜貯蔵容器内を適度な高湿度に保つことが出来
る。また、野菜の収納量が少なく、野菜貯蔵容器内を長
期間高湿度に保つことが出来ない場合には、野菜の収納
量が少ない事を検知し、野菜を所定時間電場処理するこ
とにより、乾燥を抑制し、長期間野菜を新鮮に保存出来
る。
According to the refrigerator of the present invention, when the vegetable is stored in the vegetable storage container of the refrigerator, the excess water vapor evaporated from the vegetable is appropriately permeated to the outside by the moisture permeable film of the lid. The inside of the vegetable storage container can be kept at an appropriate high humidity. In addition, if the amount of vegetables stored is small and it is not possible to maintain high humidity in the vegetable storage container for a long period of time, it is detected that the amount of vegetables stored is low and the vegetables are dried in an electric field for a predetermined time to dry them. Can be suppressed and vegetables can be stored fresh for a long period of time.

【0017】また、検知手段にリミットスイッチを用い
た場合、野菜貯蔵容器内に予め設定された量以上の野菜
が収納されるとリミットスイッチが閉じられ収納された
野菜重量に応じて、電場処理を行うことが出来る。
Further, when a limit switch is used as the detecting means, when more than a preset amount of vegetables is stored in the vegetable storage container, the limit switch is closed and electric field treatment is performed according to the weight of the stored vegetables. You can do it.

【0018】あるいは、光センサ−を用いた場合、野菜
蔵容器内に野菜が多く収納されると収納されている野菜
に光が遮られることにより収納量が充分であると感知し
収納された野菜の容量に応じて電場処理を行う事が出来
る。
Alternatively, when an optical sensor is used, when a large amount of vegetables is stored in the vegetable storage container, the light is blocked by the stored vegetables, and it is detected that the storage amount is sufficient, and the stored vegetables are stored. The electric field can be processed according to the capacity of the.

【0019】あるいは、湿度センサ−を用いた場合、野
菜貯蔵容器内が予め設定された湿度以上であると感知し
野菜の乾燥状態に応じて電場処理を行うことが出来る。
Alternatively, when a humidity sensor is used, it is possible to sense that the inside of the vegetable storage container is at a preset humidity or higher and perform an electric field treatment according to the dry state of the vegetables.

【0020】[0020]

【実施例】以下本発明の一実施例について、図面を参照
しながら説明する。
DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

【0021】図1は、本発明の冷蔵庫の野菜室8の断面
図を示すもので、冷蔵室9の下部に設けられ、野菜室8
と冷蔵室9は仕切り板10により区画されている。仕切
り板10には前後に通気口10a、10bが設けられ、
冷蔵庫の冷気が野菜室8に循環するようになっている。
前記野菜室8は、野菜室扉11の左右両側に水平に取り
つけられたレ−ル12に載せられ扉11と一体で開閉収
納される野菜貯蔵容器13と、前記扉11が閉められた
時に前記野菜貯蔵容器13の天面開口部を密接して覆う
ように設けられた蓋体14とで構成されている。前記蓋
体14は一部がポリオレフィン系やシリコン系等の透湿
膜14aから成っている。
FIG. 1 is a sectional view of the vegetable compartment 8 of the refrigerator according to the present invention, which is provided below the refrigerating compartment 9 and includes the vegetable compartment 8
The refrigerator compartment 9 is partitioned by a partition plate 10. The partition plate 10 is provided with vent holes 10a and 10b at the front and rear,
Cold air from the refrigerator is circulated to the vegetable compartment 8.
The vegetable compartment 8 is mounted on rails 12 horizontally attached to the left and right sides of the vegetable compartment door 11, and the vegetable storage container 13 is opened and closed integrally with the door 11, and the vegetable compartment 8 is opened when the door 11 is closed. The lid 14 is provided so as to closely cover the top opening of the vegetable storage container 13. The lid 14 is partially made of a moisture permeable film 14a made of polyolefin or silicon.

【0022】また、前記透湿膜14a上方の仕切り板1
0には一個あるいは複数個の針状電極15を配設し、前
記野菜貯蔵容器13の底辺下方の内箱16に銅、アル
ミ、ステンレス等の金属性の平板電極17を配設してい
る。そして、前記野菜貯蔵容器13の背面内箱16に高
圧電源18を有し、該高圧電源18と前記針状電極15
及び平板電極17を高圧線19により接続している。
The partition plate 1 above the moisture permeable membrane 14a.
No. 1 or a plurality of needle-like electrodes 15 are arranged at 0, and a metal plate electrode 17 made of copper, aluminum, stainless steel or the like is arranged in an inner box 16 below the bottom of the vegetable storage container 13. Further, a high voltage power source 18 is provided in the back inner box 16 of the vegetable storage container 13, and the high voltage power source 18 and the needle electrode 15 are provided.
And the plate electrode 17 are connected by a high voltage wire 19.

【0023】更に前記野菜貯蔵容器13の底面下方の内
箱16に、少なくとも4個の支持体20とリミットスイ
ッチ21を設置している。前記支持体20は、図2に示
すようにコイルバネ20aと支持部20bから成ってい
る。
Further, at least four supports 20 and limit switches 21 are installed in the inner box 16 below the bottom surface of the vegetable storage container 13. The support 20 is composed of a coil spring 20a and a support portion 20b as shown in FIG.

【0024】以上のように構成された冷蔵庫について、
図1及び、図3を用いてその動作を説明する。
Regarding the refrigerator configured as described above,
The operation will be described with reference to FIGS. 1 and 3.

【0025】まず、前記野菜貯蔵容器13内に野菜が収
納されると、野菜自体から蒸散作用により排出される水
分により、略密閉型となっている野菜貯蔵容器13内は
高湿度になる。そして、前記蓋体14の透湿膜14aの
作用により、余分な水蒸気は低湿度である前記冷蔵室9
へ透過して行く為、野菜に適した85〜95%程度に維
持されるので乾燥が抑制される。
First, when vegetables are stored in the vegetable storage container 13, the humidity in the substantially closed vegetable storage container 13 becomes high due to the water discharged from the vegetables by the evaporation action. Then, due to the action of the moisture permeable film 14a of the lid body 14, the excess water vapor has a low humidity.
Since it is permeated to, it is maintained at about 85 to 95%, which is suitable for vegetables, and drying is suppressed.

【0026】一方、図3に示したように、前記野菜貯蔵
容器13内に予め設定された量以上の野菜が収納され、
その重量で支持体20が圧縮されリミットスイッチ21
が閉じられた場合には、前記高圧電源18に通電されな
い。一方、野菜収納量が一定量未満で前記リミットスイ
ッチ21が開けられた場合には、前記高圧電源18に所
定時間通電され、前記針状電極15に数kVの電圧が印
可されて、前記針状電極15と平板電極17の空間に高
電場が形成される。
On the other hand, as shown in FIG. 3, more than a preset amount of vegetables are stored in the vegetable storage container 13,
The support 20 is compressed by the weight and the limit switch 21
When is closed, the high voltage power supply 18 is not energized. On the other hand, when the limit switch 21 is opened when the amount of stored vegetables is less than a certain amount, the high-voltage power supply 18 is energized for a predetermined time, and a voltage of several kV is applied to the needle-shaped electrode 15 to cause the needle-shaped electrode 15 to move. A high electric field is formed in the space between the electrode 15 and the plate electrode 17.

【0027】その結果前記野菜貯蔵容器13内の野菜は
適度に電場処理されることになるので、呼吸が抑制され
る。この電場処理時間は数分から数十分でよい(なお、
青果物の電場処理による鮮度保持については、食品流通
技術vol.19,no.2,p62〜p64,199
0等に記載されている)。
As a result, the vegetables in the vegetable storage container 13 are appropriately subjected to the electric field treatment, so that respiration is suppressed. This electric field treatment time may be several minutes to several tens of minutes (note that
For keeping the freshness of fruits and vegetables by electric field treatment, food distribution technology vol. 19, no. 2, p62 to p64, 199
0 etc.).

【0028】以上のように本実施例によれば、野菜室8
を野菜貯蔵容器13と透湿膜14aを有する蓋体14で
略密閉とし、野菜に適した高湿度に保ち、野菜の収納量
が少なく高湿度が保てないときにも、リミットスイッチ
21による制御で、高圧電源18に通電することによ
り、針状電極15と平板電極17の空間に高電場を形成
し、野菜貯蔵容器13内の野菜を高電場処理することに
より、蒸散作用や呼吸作用を抑制して野菜を長期間保存
することが出来る。
As described above, according to this embodiment, the vegetable compartment 8
Is substantially sealed with a vegetable storage container 13 and a lid 14 having a moisture permeable membrane 14a to maintain high humidity suitable for vegetables, and control by the limit switch 21 even when the amount of vegetables stored is small and high humidity cannot be maintained. Then, by energizing the high-voltage power source 18, a high electric field is formed in the space between the needle electrode 15 and the flat plate electrode 17, and the vegetables in the vegetable storage container 13 are subjected to the high electric field treatment to suppress the transpiration action and the respiration action. And vegetables can be stored for a long time.

【0029】また、野菜の収納量が少ない場合には支持
体20のコイルバネ20aの力で野菜貯蔵容器13が蓋
体14に押しつけられ密閉度が上がる。逆に、収納量が
多い場合には野菜収納容器13と蓋体14の間に隙間が
生じ透湿膜14aが対応しきれない水分を逃がすことに
よりたえず適切な高湿度を保つことができる。
When the amount of vegetables to be stored is small, the vegetable storage container 13 is pressed against the lid body 14 by the force of the coil spring 20a of the support body 20 to improve the airtightness. On the contrary, when the storage amount is large, a gap is created between the vegetable storage container 13 and the lid body 14, and the moisture which the moisture permeable membrane 14a does not correspond to escapes, so that an appropriate high humidity can be constantly maintained.

【0030】次に第2の実施例について図4を参照しな
がら説明する。図4は、実施例2における冷蔵庫の野菜
室8の断面図を示すもので、扉や野菜貯蔵容器などの構
成は図1と同じであり説明は省略する。前記野菜室8の
側面内箱16は相対向し配置された投光部22aと受光
部22bから成る1対または複数の光センサ−22を有
する。また、野菜貯蔵容器13の左右側面には前記光セ
ンサ−22の投光部22aからの光が前期野菜貯蔵容器
13に遮られる事なく受光部22bに届くように透明な
窓23を配設する。
Next, a second embodiment will be described with reference to FIG. FIG. 4 is a cross-sectional view of the vegetable compartment 8 of the refrigerator according to the second embodiment, and the configuration of the door and the vegetable storage container is the same as that of FIG. The side surface inner box 16 of the vegetable compartment 8 has a pair or a plurality of optical sensors 22 each including a light projecting portion 22a and a light receiving portion 22b which are arranged to face each other. In addition, transparent windows 23 are provided on the left and right sides of the vegetable storage container 13 so that the light from the light projecting portion 22a of the optical sensor 22 can reach the light receiving portion 22b without being blocked by the vegetable storage container 13 in the previous period. .

【0031】上記のように構成された冷蔵庫について図
4を用いてその動作を説明する。まず、前記野菜貯蔵容
器13内に野菜が収納されると、野菜自体から蒸散作用
により排出される水分により、略密閉型となっている野
菜貯蔵容器13内は高湿度になる。そして、前記蓋体1
4の透湿膜14aの作用により、余分な水蒸気は低湿度
である前記冷蔵室9へ透過して行く為、野菜に適した8
5〜95%程度に維持されるので乾燥が抑制される。
The operation of the refrigerator configured as described above will be described with reference to FIG. First, when vegetables are stored in the vegetable storage container 13, the moisture which is discharged from the vegetables by the evaporation action causes the humidity in the substantially closed vegetable storage container 13 to be high. And the lid 1
Due to the action of the moisture permeable membrane 14a of No. 4, excess water vapor permeates to the refrigerating chamber 9 having low humidity, which is suitable for vegetables.
Since it is maintained at about 5 to 95%, drying is suppressed.

【0032】次に、前記光センサ−22による制御につ
いて、実施例1における図3を流用して説明する。
Next, the control by the optical sensor 22 will be described with reference to FIG. 3 in the first embodiment.

【0033】図3においてリミットスイッチ21の代わ
りに、光センサ−22を使用した場合、前記野菜貯蔵容
器13内に多くの野菜が収納されている時には、前記光
センサ−22の投光部22aからの光が収納されている
野菜に遮られ受光部22bに届かず、野菜収納量が充分
であると前記光センサ−22が感知すれば、高圧電源1
8に通電されないよう制御される。
When an optical sensor 22 is used in place of the limit switch 21 in FIG. 3, when many vegetables are stored in the vegetable storage container 13, the light projecting portion 22a of the optical sensor 22 is used. When the light sensor 22 senses that the amount of stored vegetables is sufficient, the light is blocked by the stored vegetables and does not reach the light receiving portion 22b.
8 is controlled so as not to be energized.

【0034】一方、少量収納時には、前記光センサ−2
2の投光部22aからの光が受光部22bにキャッチさ
れ、収納量が充分でないと前記光センサ−22が感知す
れば、前記高圧電源18に所定時間通電され、前記針状
電極15に数kVの電圧が印可されて、針状電極15と
平板電極17の空間に高電場が形成される。
On the other hand, when storing a small amount, the optical sensor-2
When the light sensor 22 detects that the light is not stored enough, the high voltage power source 18 is energized for a predetermined time, and the needle-shaped electrodes 15 are energized. A voltage of kV is applied, and a high electric field is formed in the space between the needle electrode 15 and the plate electrode 17.

【0035】その結果前記野菜貯蔵容器13内の野菜は
適度に電場処理されることになるので、呼吸が抑制され
る。この電場処理時間は数分から数十分でよい(なお、
青果物の電場処理による鮮度保持については、食品流通
技術vol.19,no.2,p62〜p64,199
0等に記載されている)。
As a result, the vegetables in the vegetable storage container 13 are appropriately subjected to the electric field treatment, so that respiration is suppressed. This electric field treatment time may be several minutes to several tens of minutes (note that
For keeping the freshness of fruits and vegetables by electric field treatment, food distribution technology vol. 19, no. 2, p62 to p64, 199
0 etc.).

【0036】以上のように、第一の実施例と異なり、光
センサ−22により野菜貯蔵容器13内の収納量を検知
して、適宜高圧電源18を制御するものであるから、野
菜収納量、特に重量に比して体積が大である葉野菜の
量、に応じた電場処理を行い乾燥を抑制することが出来
る。
As described above, unlike the first embodiment, the optical sensor 22 detects the storage amount in the vegetable storage container 13 and controls the high-voltage power supply 18 as appropriate. In particular, it is possible to suppress drying by performing an electric field treatment according to the amount of leafy vegetables whose volume is larger than its weight.

【0037】また、扉開時には、光センサ−22の光が
野菜貯蔵容器13に遮られることにより高圧電源18に
通電されないので扉開時の安全装置としても動作する。
When the door is opened, the high-voltage power supply 18 is not energized because the light from the optical sensor 22 is blocked by the vegetable storage container 13, so that it also operates as a safety device when the door is opened.

【0038】次に第3の実施例について図5を参照しな
がら説明する。図5は、実施例3における冷蔵庫の野菜
室8の断面図を示すもので、扉や野菜貯蔵容器などの構
成は図1と同じであり説明は省略する。前記野菜貯蔵容
器内、例えば、蓋体14の下面前方に湿度センサ−24
を有する。
Next, a third embodiment will be described with reference to FIG. FIG. 5 is a sectional view of the vegetable compartment 8 of the refrigerator according to the third embodiment, and the configuration of the door and the vegetable storage container is the same as that of FIG. A humidity sensor 24 is provided in the vegetable storage container, for example, in front of the lower surface of the lid 14.
Have.

【0039】上記のように構成された冷蔵庫について図
5を用いてその動作を説明する。まず、前記野菜貯蔵容
器13内に野菜が収納されると、野菜自体から蒸散作用
により排出される水分により、略密閉型となっている野
菜貯蔵容器13内は高湿度になる。そして、前記蓋体1
4の透湿膜14aの作用により、余分な水蒸気は、低湿
度である前記冷蔵室9へ透過して行く為、野菜に適した
85〜95%程度に維持されるので乾燥が抑制される。
The operation of the refrigerator configured as described above will be described with reference to FIG. First, when vegetables are stored in the vegetable storage container 13, the moisture which is discharged from the vegetables by the evaporation action causes the humidity in the substantially closed vegetable storage container 13 to be high. And the lid 1
Due to the action of the moisture permeable film 14a of No. 4, the excess water vapor permeates into the refrigerating chamber 9 having a low humidity, and is maintained at about 85 to 95% suitable for vegetables, so that the drying is suppressed.

【0040】次に前記湿度センサ−24による制御につ
いて、実施例1における図3を流用して説明する。
Next, the control by the humidity sensor 24 will be described with reference to FIG. 3 in the first embodiment.

【0041】図3においてリミットスイッチ21の代わ
りに湿度センサ−24を使用した場合、前記野菜貯蔵容
器13内にが予め設定された湿度以上であり野菜収納量
が充分であると前記湿度センサ−24が感知すれば、前
記高圧電源18に通電されないよう制御される。
When a humidity sensor 24 is used instead of the limit switch 21 in FIG. 3, the humidity sensor 24 indicates that the inside of the vegetable storage container 13 has a preset humidity or more and the amount of stored vegetables is sufficient. Is detected, the high voltage power supply 18 is controlled so as not to be energized.

【0042】一方、少量収納時で前記野菜貯蔵容器13
内の湿度が設定値未満であり、収納量が一定量未満であ
ると前記湿度センサ−24が感知すれば、前記高圧電源
18に所定時間通電され、前記針状電極15に数kVの
電圧が印可されて、前記針状電極15と平板電極17の
空間に高電場が形成される。
On the other hand, when storing a small amount, the vegetable storage container 13
If the humidity sensor 24 senses that the humidity inside is less than a set value and the stored amount is less than a certain amount, the high voltage power supply 18 is energized for a predetermined time, and a voltage of several kV is applied to the needle electrode 15. When applied, a high electric field is formed in the space between the needle electrode 15 and the plate electrode 17.

【0043】その結果前記野菜貯蔵容器13内の野菜は
適度に電場処理されることになるので、呼吸が抑制され
る。この電場処理時間は数分から数十分でよい(なお、
青果物の電場処理による鮮度保持については、食品流通
技術vol.19,no.2p62〜p64,1990
等に記載されている)。
As a result, the vegetables in the vegetable storage container 13 are appropriately subjected to the electric field treatment, so that respiration is suppressed. This electric field treatment time may be several minutes to several tens of minutes (note that
For keeping the freshness of fruits and vegetables by electric field treatment, food distribution technology vol. 19, no. 2p62-p64, 1990
Etc.)).

【0044】以上のように、第一の実施例と異なり、湿
度センサ−24により野菜貯蔵容器13内の湿度の低下
に従い、適宜高圧電源18を制御するものであるから、
乾燥の激しい時に電場処理を行い乾燥を抑制することが
出来る。これは、蒸散作用の小さい根菜類などが多く収
納されているときにも対応できる。
As described above, unlike the first embodiment, the high-voltage power supply 18 is appropriately controlled according to the decrease in the humidity in the vegetable storage container 13 by the humidity sensor-24.
It is possible to suppress the drying by performing an electric field treatment when the drying is intense. This can be dealt with even when a lot of root vegetables having a small transpiration action are stored.

【0045】[0045]

【発明の効果】以上のように、本発明の冷蔵庫は、天面
が開放した野菜貯蔵容器と、該天面を覆うように設けた
透湿膜を有する蓋体と、前記野菜貯蔵容器の周囲に配設
された一つまたは複数の針状電極と平板電極と、前記針
状電極に高電圧を発生させる高圧電源と、前記野菜貯蔵
容器内の野菜収納量を検知する検知手段と、野菜収納量
が少ない時、前記高圧電源に通電する制御手段とを有す
るものであるから、野菜貯蔵容器内を野菜に適した高湿
度に保つと共に、収納量が少ない場合には、野菜を所定
時間電場処理することにより、乾燥を抑制し、収納量が
多いときはもちろん少ない時でも、長期間野菜を新鮮に
保存することができる。
As described above, the refrigerator of the present invention has a vegetable storage container having an open top surface, a lid having a moisture permeable membrane provided so as to cover the top surface, and the periphery of the vegetable storage container. One or a plurality of needle-shaped electrodes and a flat plate electrode, a high-voltage power supply for generating a high voltage in the needle-shaped electrodes, a detection means for detecting the amount of vegetables stored in the vegetable storage container, and a vegetable storage When the amount is small, it has a control means for energizing the high-voltage power supply, so that the inside of the vegetable storage container is kept at a high humidity suitable for vegetables, and when the storage amount is small, the vegetables are subjected to electric field treatment for a predetermined time. By doing so, drying can be suppressed, and vegetables can be freshly stored for a long period of time even when the storage amount is large or small.

【0046】また、検知手段に重量センサ−を用いるこ
とにより、支持体のコイルバネの働きにより、野菜収納
量に応じて野菜貯蔵容器と蓋体の密閉度が変化し、たえ
ず適切な高湿度を保つことができる。
Further, by using a weight sensor as the detecting means, the coil spring of the support changes the sealing degree of the vegetable storage container and the lid according to the amount of vegetables stored, so that an appropriate high humidity is constantly maintained. be able to.

【0047】また、検知手段に光センサ−を用いること
により、扉開時は、野菜貯蔵容器で光が遮られ高圧電源
に通電しないよう制御されるため、扉開時の安全装置と
しても動作する。
Further, by using an optical sensor as the detecting means, when the door is opened, light is blocked by the vegetable storage container so that the high-voltage power supply is not energized. Therefore, it also operates as a safety device when the door is opened. .

【0048】また、検知手段に湿度センサ−を用いるこ
とにより、野菜貯蔵容器内に蒸散作用の小さい根菜類等
が主に収納され収納量は多いが乾燥の激しい時にも対応
できる。
Further, by using a humidity sensor as the detecting means, root vegetables and the like having a small transpiration effect are mainly stored in the vegetable storage container, and although the storage amount is large, it can be coped with even when the drying is severe.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の第1の実施例における冷蔵庫の野菜室
の縦断面図
FIG. 1 is a vertical sectional view of a vegetable compartment of a refrigerator according to a first embodiment of the present invention.

【図2】本発明の第1の実施例における支持体の部分拡
大図
FIG. 2 is a partially enlarged view of a support according to the first embodiment of the present invention.

【図3】本発明の第1の実施例における冷蔵庫の野菜室
に設けた高圧発生回路を示すブロック図
FIG. 3 is a block diagram showing a high voltage generating circuit provided in a vegetable compartment of a refrigerator according to the first embodiment of the present invention.

【図4】本発明の第2の実施例における冷蔵庫の野菜室
の縦断面図
FIG. 4 is a vertical sectional view of a vegetable compartment of a refrigerator according to a second embodiment of the present invention.

【図5】本発明の第3の実施例における冷蔵庫の野菜室
の縦断面図
FIG. 5 is a vertical sectional view of a vegetable compartment of a refrigerator according to a third embodiment of the present invention.

【図6】従来の冷蔵庫の野菜貯蔵容器の断面図FIG. 6 is a sectional view of a conventional vegetable storage container of a refrigerator.

【図7】図6のA−B線によって囲まれた部分を模式的
に示した拡大断面図
7 is an enlarged cross-sectional view schematically showing a portion surrounded by a line AB in FIG.

【符号の説明】[Explanation of symbols]

11 野菜室扉 13 野菜貯蔵容器 14 蓋体 14a 透湿膜 15 針状電極 17 平板電極 18 高圧電源 20 支持体 20a コイルバネ 20b 支持部 21 リミットスイッチ 22 光センサ− 22a 投光部 22b 受光部 23 窓 24 湿度センサ− 11 Vegetable Room Door 13 Vegetable Storage Container 14 Lid 14a Moisture-permeable Membrane 15 Needle-shaped Electrode 17 Flat Plate Electrode 18 High Voltage Power Supply 20 Support 20a Coil Spring 20b Support 21 Limit Switch 22 Optical Sensor-22a Light Emitting 22b Light Receiving 23 Window 24 Humidity sensor

───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 FI 技術表示箇所 // A23B 7/04 9281−4B ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 5 Identification code Office reference number FI technical display location // A23B 7/04 9281-4B

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】 天面が開放した野菜貯蔵容器と、該天面
を覆うように設けた透湿膜を有する蓋体と、前記野菜貯
蔵容器の周囲に配設された一つまたは複数の針状電極と
平板電極と、前記針状電極に高電圧を発生させる高圧電
源と、前記野菜貯蔵容器内の野菜収納量を検知する検知
手段と、野菜収納量が少ない時、前記高圧電源に通電す
る制御手段とを有する冷蔵庫。
1. A vegetable storage container having an open top surface, a lid having a moisture permeable membrane provided so as to cover the top surface, and one or a plurality of needles arranged around the vegetable storage container. -Shaped electrodes and flat plate electrodes, a high-voltage power supply that generates a high voltage in the needle-shaped electrodes, a detection unit that detects the amount of vegetables stored in the vegetable storage container, and the high-voltage power supply is energized when the amount of stored vegetables is small. A refrigerator having a control means.
【請求項2】 検知手段が前記野菜貯蔵容器の底辺下方
に設けられたリミットスイッチである請求項1記載の冷
蔵庫。
2. The refrigerator according to claim 1, wherein the detection means is a limit switch provided below the bottom of the vegetable storage container.
【請求項3】 検知手段が野菜室の側面内箱に相対向さ
せ、野菜貯蔵容器が野菜室に収納された際、光が前記野
菜貯蔵容器に設けた窓を透過するように設置した投光部
と受光部とから成る光センサ−である請求項1記載の冷
蔵庫。
3. A light projecting device, wherein the detection means is opposed to a side inner box of the vegetable compartment and light is transmitted through a window provided in the vegetable container when the vegetable container is stored in the vegetable compartment. The refrigerator according to claim 1, which is an optical sensor including a light receiving unit and a light receiving unit.
【請求項4】 検知手段が前記野菜貯蔵容器内に設置さ
れた湿度センサ−である請求項1記載の冷蔵庫。
4. The refrigerator according to claim 1, wherein the detection means is a humidity sensor installed in the vegetable storage container.
JP7782593A 1993-04-05 1993-04-05 Refrigerator Pending JPH06288673A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7782593A JPH06288673A (en) 1993-04-05 1993-04-05 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7782593A JPH06288673A (en) 1993-04-05 1993-04-05 Refrigerator

Publications (1)

Publication Number Publication Date
JPH06288673A true JPH06288673A (en) 1994-10-18

Family

ID=13644823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7782593A Pending JPH06288673A (en) 1993-04-05 1993-04-05 Refrigerator

Country Status (1)

Country Link
JP (1) JPH06288673A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004286386A (en) * 2003-03-24 2004-10-14 Matsushita Electric Works Ltd Storage amount detection device of repository and repository
KR100723359B1 (en) * 2006-09-27 2007-05-31 삼성전자주식회사 Refrigerator
US9726654B2 (en) 2014-03-14 2017-08-08 Ricoh Company, Ltd. Atmosphere sensor and method of producing the same, and method of producing printed matter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004286386A (en) * 2003-03-24 2004-10-14 Matsushita Electric Works Ltd Storage amount detection device of repository and repository
KR100723359B1 (en) * 2006-09-27 2007-05-31 삼성전자주식회사 Refrigerator
US9726654B2 (en) 2014-03-14 2017-08-08 Ricoh Company, Ltd. Atmosphere sensor and method of producing the same, and method of producing printed matter

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