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JPH0777376A - Refrigerator - Google Patents

Refrigerator

Info

Publication number
JPH0777376A
JPH0777376A JP22175193A JP22175193A JPH0777376A JP H0777376 A JPH0777376 A JP H0777376A JP 22175193 A JP22175193 A JP 22175193A JP 22175193 A JP22175193 A JP 22175193A JP H0777376 A JPH0777376 A JP H0777376A
Authority
JP
Japan
Prior art keywords
chamber
room
blower
low temperature
air
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
JP22175193A
Other languages
Japanese (ja)
Inventor
Kahoru Yoshimi
かほる 吉見
Yoshinori Ohashi
祥記 大橋
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 JP22175193A priority Critical patent/JPH0777376A/en
Publication of JPH0777376A publication Critical patent/JPH0777376A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Freezing, Cooling And Drying Of Foods (AREA)

Abstract

PURPOSE:To suppress a temperature irregularity in a room and to enhance food preservation quality by providing a blower for forcibly ventilating cold air to a refrigerating chamber, a cold storage chamber and a low temperature chamber, and a second blower for forcibly circulating the air in the room into the low temperature chamber. CONSTITUTION:A refrigerator body has a refrigerating chamber 4, a cold storage chamber 5 and a low temperature chamber 24 partitioned from a top via partition walls 2, 3, and a drawer type vegetable chamber 25 provided at a lower part of the chamber 24. Cold air cooked by a cooler 8 is sequentially forcibly ventilated to the chambers 4, 5, 24, 25 by an operation of a blower 9. In this case, a second blower 30 for forcibly circulating is provided in an innermost part of the chamber 24, the air in the chamber 24 is discharged from a discharge port 31 into the room by an operation of the blower 30, circulated to the room, then forcibly circulated from a suction port 32 in an air duct for returning to an air return passage 33 to make the temperature in the room uniform. Thus, a large effect is obtained to hold quality of food required for freshness such as particularly perishable foods.

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、独立した低温室、野菜
室を備えた強制通風方式の冷蔵庫に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a forced ventilation type refrigerator provided with an independent low temperature room and vegetable room.

【0002】[0002]

【従来の技術】近年の家庭用冷蔵庫では、独立した低温
室、野菜室が備えられており、例えば特開平2−242
069号公報にその一例が示されている。以下、図7、
図8を参照しながら説明を行う。
2. Description of the Related Art Recent household refrigerators are provided with an independent low temperature room and an independent vegetable room, for example, JP-A-2-242.
An example is shown in Japanese Patent No. 069. Below, FIG.
Description will be given with reference to FIG.

【0003】1は冷蔵庫本体で、区画壁2、3により上
部より冷凍室4、冷蔵室5、低温室6を区画形成してい
る。7は前記低温室6の下部に設けた引き出し式の野菜
室である。8は冷凍サイクルの冷却器、9は前記冷却器
8で冷却された冷気を前記冷凍室4、冷蔵室5、低温室
6、野菜室7に強制通風させるための送風機である。
Reference numeral 1 denotes a refrigerator main body, which is divided by partition walls 2 and 3 into a freezing compartment 4, a refrigerating compartment 5 and a low temperature compartment 6 from the top. Reference numeral 7 denotes a drawer-type vegetable compartment provided below the low temperature compartment 6. Reference numeral 8 is a cooler of the refrigeration cycle, and 9 is a blower for forcing the cool air cooled by the cooler 8 to the freezer compartment 4, the refrigerating compartment 5, the low temperature compartment 6, and the vegetable compartment 7.

【0004】また、10は冷蔵室への冷気流入量を調節
するダンパー装置、11は低温室への冷気流入量を調節
するダンパ装置である。12は前記区画壁2内に設けて
前記ダンパー装置11からの冷気を前記低温室6内に送
りこむ冷却ダクトである。また、13は前記低温室6内
の上部の一画に設けられて前記ダンパー装置11のダン
パ−開閉を制御する温度検知器である。
Reference numeral 10 is a damper device for adjusting the amount of cold air flowing into the refrigerating chamber, and 11 is a damper device for adjusting the amount of cold air flowing into the low temperature chamber. Reference numeral 12 is a cooling duct that is provided in the partition wall 2 and that sends the cool air from the damper device 11 into the low temperature chamber 6. Further, 13 is a temperature detector which is provided in an upper part of the inside of the low temperature chamber 6 and controls opening and closing of the damper of the damper device 11.

【0005】14は前記低温室6の底板であり、前記野
菜室7への連通口15を備えている。16は前記低温室
6、野菜室7を冷却した空気を前記冷却器8に戻す戻り
ダクトである。
A bottom plate 14 of the low temperature chamber 6 is provided with a communication port 15 to the vegetable chamber 7. Reference numeral 16 is a return duct for returning the air that has cooled the low temperature chamber 6 and the vegetable chamber 7 to the cooler 8.

【0006】17は前記低温室6内に備えた引き出し式
の低温容器、18は前記野菜室7内に設けた引き出し式
の野菜容器、19は透湿手段20(例えばシリコン薄膜
などで構成された透湿膜)を備えて前記野菜容器18の
上面を覆う蓋板である。また、21は冷凍サイクルの圧
縮機である。
Reference numeral 17 denotes a drawer type low temperature container provided in the low temperature chamber 6, 18 denotes a drawer type vegetable container provided in the vegetable chamber 7, and 19 denotes a moisture permeable means 20 (for example, a thin silicon film or the like). A lid plate that has a moisture permeable membrane and covers the upper surface of the vegetable container 18. Further, reference numeral 21 is a refrigeration cycle compressor.

【0007】かかる構成において、冷却器8で冷却され
た冷気は送風機9によって強制通風され、ダンパー装置
10を介して冷蔵室5内に送り込まれて所定温度(例え
ば4℃)に冷却される。また、低温室6に対しては温度
検知器13の検知する温度によってダンパー装置11の
ダンパー開閉が制御され、低温室6内に冷気が必要量送
りこまれて所定温度(例えば−3℃)に冷却される。
In such a structure, the cool air cooled by the cooler 8 is forcedly ventilated by the blower 9 and sent into the refrigerating chamber 5 through the damper device 10 to be cooled to a predetermined temperature (for example, 4 ° C.). Further, for the low temperature chamber 6, the opening and closing of the damper of the damper device 11 is controlled by the temperature detected by the temperature detector 13, and a necessary amount of cool air is sent into the low temperature chamber 6 to cool it to a predetermined temperature (for example, -3 ° C). To be done.

【0008】[0008]

【発明が解決しようとする課題】しかしながら、低温室
は生鮮食品を鮮度よく保存できることを要求されるのに
対して、室内全体に均等に冷気を送り込むことは容易で
なく、また実使用上の収納食品の量や配置等の条件変化
への対応も困難であり、結果として室内の温度むらが大
きくなる。また、細菌や、食品臭に対する対策がされて
おらず、衛生面の問題と食品のにおい移りの問題点を有
していた。
However, while the low temperature room is required to be able to store fresh food with good freshness, it is not easy to evenly feed cold air throughout the room, and it is necessary to store it for practical use. It is difficult to cope with changes in conditions such as the amount and arrangement of food, and as a result, the temperature unevenness in the room increases. In addition, measures against bacteria and food odor have not been taken, and there are problems of hygiene and odor of food.

【0009】本発明は、上記課題に鑑み、室内の温度む
らを抑制し、室内の除菌と脱臭をして、食品保存品質の
高い低温室を有する冷蔵庫を提供することを目的として
いる。
In view of the above problems, it is an object of the present invention to provide a refrigerator having a low temperature room with high food storage quality by suppressing room temperature unevenness, sterilizing and deodorizing the room.

【0010】[0010]

【課題を解決するための手段】上記課題を解決するため
に本発明の冷蔵庫は、低温室内に室内の空気を強制循環
させる第2の送風機を備えるものである。
In order to solve the above problems, the refrigerator of the present invention comprises a second blower for forcibly circulating the indoor air in the low temperature room.

【0011】また、第2の送風機への空気戻り通路内に
除菌フィルターを設けるものである。
Further, a sterilizing filter is provided in the air return passage to the second blower.

【0012】さらには第2の送風機への空気戻り通路内
に除菌フィルターに加えて脱臭触媒を設けるものであ
る。
Furthermore, a deodorizing catalyst is provided in the air return passage to the second blower in addition to the sterilization filter.

【0013】[0013]

【作用】本発明の冷蔵庫は、前記した構成により、第2
の送風機の強制循環作用により低温室内の温度が均一に
安定する。
The refrigerator according to the present invention has the above-mentioned structure and thus has a second structure.
Due to the forced circulation action of the blower, the temperature inside the low temperature room is stabilized uniformly.

【0014】また、低温室の空気が空気戻り通路を通過
する際に、空気中に含まれた雑菌が除菌フィルターによ
って除菌される。
Further, when the air in the low temperature chamber passes through the air return passage, the bacteria contained in the air are sterilized by the sterilization filter.

【0015】また、低温室の空気が空気戻り通路を通過
する際に室内に収納された食品から発散される臭気分子
が脱臭触媒によって吸着、分解される。
Further, odor molecules emitted from the food stored in the room when the air in the low temperature room passes through the air return passage are adsorbed and decomposed by the deodorizing catalyst.

【0016】[0016]

【実施例】以下、本発明の一実施例の冷蔵庫について図
1から図6の図面を参照しながら説明する。なお、従来
と同じ構成については、同一符号を付し、その詳細な説
明を略し、異なる部分についてのみ述べる。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A refrigerator according to an embodiment of the present invention will be described below with reference to the drawings of FIGS. It should be noted that the same components as those of the related art are denoted by the same reference numerals, detailed description thereof will be omitted, and only different portions will be described.

【0017】22は冷蔵庫本体であり、区画壁23の下
部に独立した低温室24を備えている。26は前記低温
室24の天面に設けた金属製(例えばアルミ製)の冷却
板で、27は前記区画壁23内に形成してダンパー装置
11からの冷気を前記冷却板26の裏面に導く間接冷却
ダクトである。28は室内の温度を検知して前記ダンパ
ー装置11のダンパー開閉を制御する温度検知器、29
は引き出し式の低温容器である。
Reference numeral 22 denotes a refrigerator main body, and an independent low temperature chamber 24 is provided below the partition wall 23. Reference numeral 26 is a metal (for example, aluminum) cooling plate provided on the top surface of the low temperature chamber 24, and 27 is formed in the partition wall 23 to guide cold air from the damper device 11 to the back surface of the cooling plate 26. It is an indirect cooling duct. Reference numeral 28 is a temperature detector for detecting the temperature inside the room to control opening / closing of the damper 11;
Is a pull-out cryogenic container.

【0018】30は前記低温室24の奥面に設けた室内
強制循環用の第2の送風機であり、31は室内への吐出
口、32は室内からの吸入口である。33は前記吸入口
32から前記第2の送風機30へ連通する空気戻り通路
である。また34は前記吸入口32の近傍で冷気戻り通
路内に取りつけた除菌フィルターであり、例えば銀系の
抗菌剤を塗布した軟質のフォーム材35と通気孔36を
設けた枠体37から構成されている。
Reference numeral 30 is a second blower for forced forced circulation in the room, which is provided on the inner surface of the low temperature chamber 24, 31 is a discharge port into the room, and 32 is a suction port from the room. Reference numeral 33 is an air return passage communicating from the suction port 32 to the second blower 30. Reference numeral 34 is a sterilization filter mounted in the cold air return passage near the suction port 32, and is composed of, for example, a soft foam material 35 coated with a silver-based antibacterial agent and a frame 37 having a vent hole 36. ing.

【0019】また、38は前記吸入口32の近傍で空気
戻り通路33内に前記除菌フィルター34とともに取り
つけた脱臭触媒であり、ハニカム状に成型された低温活
性を持つ例えばマンガン系の脱臭触媒である。
Further, 38 is a deodorizing catalyst mounted together with the sterilizing filter 34 in the air return passage 33 in the vicinity of the suction port 32, and is, for example, a manganese-based deodorizing catalyst having a low temperature activity and formed in a honeycomb shape. is there.

【0020】かかる構成において、温度検知器28が低
温室24内の温度を検知し、所定温度以上になれば、ダ
ンパー装置11のダンパーが開放して冷却器8からの冷
気が送風機9によって間接冷却ダクト27を介して冷却
板26の裏面に送り込まれる。温度検知器28が所定温
度以下を検知すれば冷気板26への冷気流が停止する。
このようにして冷却板26は冷却され、天面からの放射
冷却作用により低温室24内が所望の温度に間接冷却さ
れる。
In such a structure, the temperature detector 28 detects the temperature in the low temperature chamber 24, and when the temperature exceeds the predetermined temperature, the damper of the damper device 11 is opened and the cool air from the cooler 8 is indirectly cooled by the blower 9. It is sent to the back surface of the cooling plate 26 via the duct 27. When the temperature detector 28 detects a temperature equal to or lower than the predetermined temperature, the cold air flow to the cold air plate 26 is stopped.
In this way, the cooling plate 26 is cooled, and the inside of the low temperature chamber 24 is indirectly cooled to a desired temperature by the radiation cooling action from the top surface.

【0021】次に第2の送風機30によって低温室24
内の空気は、吐出口31より室内に吐出され室内を循環
して吸入口32より空気戻り通路33に戻る風路で強制
循環されるため、室内温度が均一に安定し、特に生鮮食
品など鮮度を要求される食品の品質保持に大きな効果が
得られる。
Then, the second blower 30 is used to cool the cold room 24.
The air inside is discharged from the outlet 31 into the room, circulates inside the room, and is forcibly circulated in the air passage returning from the inlet 32 to the air return passage 33, so that the room temperature is uniformly stabilized, and especially fresh foods such as fresh food can be kept fresh. A great effect can be obtained in maintaining the quality of foods that are required.

【0022】また、循環する低温室24内の雑菌を含ん
だ空気は、吸入口32より取り込まれ空気戻り通路33
内に取りつけられた除菌フィルター34を通過すること
によって、除菌されるため、室内の細菌数は減少し室内
を清潔に保つとともに、食品の品質劣化が未然に防止で
きる。
The circulating air containing miscellaneous bacteria in the low temperature chamber 24 is taken in through the suction port 32 and the air return passage 33.
Since the bacteria are sterilized by passing through the sterilization filter 34 installed inside, the number of bacteria in the room is reduced, the room can be kept clean, and the deterioration of food quality can be prevented.

【0023】また、循環する低温室24内の空気は吸入
口32より取り込まれ空気戻り通路33内に取りつけら
れた脱臭触媒38を通過することによって特に生鮮食
品、例えば肉や魚から発生する臭い成分が低温活性の触
媒によって吸着、分解されるため低温室24内のにおい
は脱臭される。また、他の食品へのにおい移りも防げ
る。
Further, the circulating air in the low temperature chamber 24 is taken in through the suction port 32 and passes through the deodorizing catalyst 38 mounted in the air return passage 33, so that the odorous components generated especially from fresh foods, such as meat and fish, are generated. Is adsorbed and decomposed by a low temperature active catalyst, so that the odor in the low temperature chamber 24 is deodorized. It also prevents odor transfer to other foods.

【0024】[0024]

【発明の効果】以上のように本発明の冷蔵庫によると、
次のような効果が得られる。
As described above, according to the refrigerator of the present invention,
The following effects can be obtained.

【0025】第2の送風機の強制循環作用により低温室
内の温度が均一に安定化し、特に、生鮮食品など鮮度が
要求される食品の品質保持に大きな効果が得られる。
By the forced circulation action of the second blower, the temperature inside the low temperature chamber is uniformly stabilized, and in particular, a great effect can be obtained in maintaining the quality of foods such as fresh foods that require freshness.

【0026】また、空気戻り通路内に取り付けられた除
菌フィルターにより低温室内を循環する空気が除菌され
るため、室内の細菌数は減少し室内を清潔に保つととも
に、食品の品質劣化が未然に防止できる。
Further, since the air circulated in the low temperature room is disinfected by the disinfection filter installed in the air return passage, the number of bacteria in the room is reduced, the room is kept clean, and the quality of food is deteriorated. Can be prevented.

【0027】また、空気戻り通路内に取り付けられた脱
臭触媒により生鮮食品、例えば肉や魚から発生するにお
い成分を含む室内の空気を脱臭し、他の食品へのにおい
移りが防止できる。
Further, the deodorizing catalyst installed in the air return passage can deodorize the indoor air containing the odorous components generated from fresh foods such as meat and fish, and prevent the odor from being transferred to other foods.

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

【図1】本発明の一実施例を示す冷蔵庫の縦断面図FIG. 1 is a vertical sectional view of a refrigerator showing an embodiment of the present invention.

【図2】図1の冷蔵庫の正面図FIG. 2 is a front view of the refrigerator shown in FIG.

【図3】図1の冷蔵庫の要部拡大図FIG. 3 is an enlarged view of a main part of the refrigerator shown in FIG.

【図4】本発明の他の実施例を示す冷蔵庫の縦断面図FIG. 4 is a vertical sectional view of a refrigerator showing another embodiment of the present invention.

【図5】図4の冷蔵庫の正面図5 is a front view of the refrigerator of FIG.

【図6】図4の冷蔵庫の要部拡大図FIG. 6 is an enlarged view of a main part of the refrigerator shown in FIG.

【図7】従来例を示す冷蔵庫の正面図FIG. 7 is a front view of a conventional refrigerator.

【図8】従来例を示す冷蔵庫の縦断面図FIG. 8 is a vertical sectional view of a refrigerator showing a conventional example.

【符号の説明】[Explanation of symbols]

4 冷凍室 5 冷蔵室 9 送風機 11 ダンパー装置 24 低温室 28 温度検知器 30 第2の送風機 33 空気戻り通路 34 除菌フィルター 38 脱臭触媒 4 Freezer 5 Refrigerator 9 Blower 11 Damper device 24 Low greenhouse 28 Temperature detector 30 Second blower 33 Air return passage 34 Sterilization filter 38 Deodorizing catalyst

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 冷凍室、冷蔵室と、低温室と、前記各室
に冷気を強制通風させる送風機と、前記低温室への冷気
量を調節するダンパー装置と、前記低温室内に設けて前
記ダンパー装置を制御する温度検知器と、前記低温室内
の一画に備えて室内の空気を強制循環させる第2の送風
機とよりなる冷蔵庫。
1. A freezer compartment, a refrigerating compartment, a low temperature compartment, a blower for forcedly ventilating cool air into each compartment, a damper device for adjusting the amount of cool air to the low temperature compartment, and the damper provided in the low temperature compartment. A refrigerator comprising a temperature detector for controlling the device, and a second blower for forcedly circulating the air in the room in preparation for a part of the low temperature room.
【請求項2】 第2の送風機の空気戻り通路に除菌フィ
ルターを備えた請求項1記載の冷蔵庫。
2. The refrigerator according to claim 1, further comprising a sterilization filter in the air return passage of the second blower.
【請求項3】 第2の送風機の空気戻り通路に脱臭触媒
を付加してなる請求項2記載の冷蔵庫。
3. The refrigerator according to claim 2, wherein a deodorizing catalyst is added to the air return passage of the second blower.
JP22175193A 1993-09-07 1993-09-07 Refrigerator Pending JPH0777376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22175193A JPH0777376A (en) 1993-09-07 1993-09-07 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22175193A JPH0777376A (en) 1993-09-07 1993-09-07 Refrigerator

Publications (1)

Publication Number Publication Date
JPH0777376A true JPH0777376A (en) 1995-03-20

Family

ID=16771648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22175193A Pending JPH0777376A (en) 1993-09-07 1993-09-07 Refrigerator

Country Status (1)

Country Link
JP (1) JPH0777376A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100377759B1 (en) * 2000-12-18 2003-03-29 주식회사 엘지이아이 The cold air flow system in refrigerator
JP2012255615A (en) * 2011-06-10 2012-12-27 Hitachi Appliances Inc Refrigerator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60162173A (en) * 1984-01-31 1985-08-23 三菱電機株式会社 Refrigerator
JPH05149671A (en) * 1991-09-30 1993-06-15 Mitsubishi Electric Corp Refrigerator with freezer chamber
JPH05203336A (en) * 1992-01-28 1993-08-10 Hitachi Ltd Freezer and refrigerator with deodorant and antimicrobial device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60162173A (en) * 1984-01-31 1985-08-23 三菱電機株式会社 Refrigerator
JPH05149671A (en) * 1991-09-30 1993-06-15 Mitsubishi Electric Corp Refrigerator with freezer chamber
JPH05203336A (en) * 1992-01-28 1993-08-10 Hitachi Ltd Freezer and refrigerator with deodorant and antimicrobial device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100377759B1 (en) * 2000-12-18 2003-03-29 주식회사 엘지이아이 The cold air flow system in refrigerator
JP2012255615A (en) * 2011-06-10 2012-12-27 Hitachi Appliances Inc Refrigerator

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