JP2004211977A - Storage chamber with inner door - Google Patents

Storage chamber with inner door Download PDF

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Publication number
JP2004211977A
JP2004211977A JP2003000138A JP2003000138A JP2004211977A JP 2004211977 A JP2004211977 A JP 2004211977A JP 2003000138 A JP2003000138 A JP 2003000138A JP 2003000138 A JP2003000138 A JP 2003000138A JP 2004211977 A JP2004211977 A JP 2004211977A
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Prior art keywords
door
front
inner
inner door
opening
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JP2003000138A
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Japanese (ja)
Inventor
Tokio Hotta
Hisashi Komazawa
Naoki Otsuka
時雄 堀田
直樹 大塚
恒史 駒澤
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Sanyo Electric Co Ltd
三洋電機株式会社
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D23/00General constructional features
    • F25D23/02Doors; Covers
    • F25D23/025Secondary closures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D2317/00Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06Details 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 with forced air circulation
    • F25D2317/062Details 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 with forced air circulation along the inside of doors

Abstract

PROBLEM TO BE SOLVED: To solve such a problem with a conventional refrigerator in which an opening/closing operation can be switched between a state in which a front door can be opened/closed independently of each other and a state in which the front door can be opened/closed integrally with an inner door wherein, because the front door and the inner door are rotated coaxially, the shaft support portion of the inner door extends through a seal portion by a packing material fitted to the rear peripheral edge of the front door and the seal structure of that portion is complicated.
SOLUTION: In this storage chamber, the inner door rotated in the same direction as an insulation door is installed on the rear side of the insulation door opening/closing an front opening of the storage chamber. The inner door comprises a small article storage shelf at the front thereof, and is formed of a transparent synthetic resin plate of such a size that can cover the generally entire part of the front opening. The inner door comprises a permanent magnet device attractively held on the insulation door. A storage chamber body comprises a locking device operated by an operating part operable from the front side and switching the inner door between a locked state for covering the front opening of the storage chamber and an unlocked state. In the locked state, the upper end of the inner door is positioned so that cool air blowing out from a cool air blowing port can be divided into both front and rear sides of the inner door.
COPYRIGHT: (C)2004,JPO&NCIPI

Description

【0001】 [0001]
【発明の属する技術分野】 BACKGROUND OF THE INVENTION
本発明は、貯蔵室の前面開口を開閉する断熱扉の裏側に内扉を設けた内扉付き貯蔵庫に関する。 The present invention relates to a door with reservoirs among the inner door is provided on the back side of the insulating door for opening and closing the front opening of the storage chamber.
【0002】 [0002]
【従来の技術】 BACKGROUND OF THE INVENTION
冷蔵庫の貯蔵室の前面開口を開閉する前面扉の裏側に内扉を設けた内扉付き冷蔵庫がある(例えば、特許文献1、2、3参照)。 There is a door with a refrigerator inner and the inner door is provided on the back side of the front door for opening and closing the front opening of the refrigerator storage compartment (e.g., see Patent Documents 1, 2 and 3). 特許文献1のものは、前面扉の裏側にドアポケットを備え、内扉は左右2枚構成であって前面側に内ポケットを備え、それぞれの内扉は横方向へ回動可能に軸支持されている。 Those of Patent Document 1, provided with a door pocket on the back of the front door, the inner door comprises an inner pocket on the front side a lateral two-lens structure, each of the inner door is rotatably axially supported laterally ing.
【0003】 [0003]
また、特許文献2のものは、前面扉の裏側の凹部に嵌り込むように内扉が設けられ、前面扉と内扉は同軸にて回動する構成である。 Also, in Patent Document 2, the inner door is provided to fit on the back of the recess of the front door, the front door and the inner door is configured to rotate in coaxial. そして、前面扉の裏側と内扉の裏側面の少なくとも一方に収納ポケットが設けられている。 The storage pockets are provided on at least one of the back surface of the back side and the inner door of the front door. また、前面扉の取っ手部には、前面扉を単独に開閉操作できる状態と、内扉と一体的に開閉操作できる状態との2様の開閉操作が可能な構成を形成している。 In addition, the handle portion of the front door, and forms a ready opening and closing the front door alone, a 2-like opening and closing operation possible configuration ready for the inner door integrally with the opening and closing operation. 更に、内扉を板状の透明体とすることで、冷蔵室内を外部から目視にて確認できると記載されている。 Further, by making the inner door a plate-like transparent body, it is described that can be confirmed visually the cold room from the outside.
【0004】 [0004]
また、特許文献3のものは、前面扉の裏側に内扉が設けられ、前面扉の裏側には収納ポケットは形成されず内扉の前後両面にのみ収納ポケットが設けられており、前面扉の裏側に収納ポケットが形成されない点で特許文献2のものと共通する。 Also, in Patent Document 3, the inner door provided on the back side of the front door, the rear side of the front door storage pockets are only storage pocket provided on the front and rear surfaces of the inner door not formed, of the front door common to that of Patent Document 2 in that storage pockets on the back is not formed. そして、前面扉の裏側又は内扉内にダクトを形成して、内扉の前後両面の収納ポケットへ冷気循環させる構成である。 Then, by forming a duct in the back or inner door of the front door, a configuration for the cold air circulating back and forth in the inner door both sides of the storage pocket. 前面扉は内扉とは独立して開くことができるとともに、内扉は上下に分割されていて前面扉の取っ手の握部の握り方によって所望の内扉を開くことができる構成である。 It is possible to open independently of the front door inner door, the inner door is configured to be able to open the desired inner door by grasping how the grip portion of the handle of the front door is divided into top and bottom.
【0005】 [0005]
【特許文献1】 [Patent Document 1]
特開2001−280820号公報(第1〜2頁、図1〜2) JP 2001-280820 JP (No. 1-2, pp. 1-2)
【特許文献2】 [Patent Document 2]
特開2001−108357号公報(第1〜3頁、図1〜4) JP 2001-108357 JP (first to third pages, FIGS. 1-4)
【特許文献3】 [Patent Document 3]
特開2000−65459号公報(第1〜2頁、図1〜6) JP 2000-65459 JP (No. 1-2 pp, FIGS. 1-6)
【0006】 [0006]
【発明が解決しようとする課題】 [Problems that the Invention is to Solve
特許文献1のものは、内扉は左右2枚構成であるため前面扉と同時に開閉できず、内扉の後方の貯蔵室内への物品の出し入れや、貯蔵室内の物品の確認を行う場合は、必ず前面扉を開いてから内扉を開くように2回の操作が必要であり、不便が伴う。 If in Patent Document 1, the inner door can not at the same time opening and closing the front door for a right and left two configurations, the out and the article to the rear of the storage compartment of the inner door, to check the goods in the storage compartment is always it is necessary to the operation of the two times to open the inner door to open the front door, accompanied by inconvenience. これに対して特許文献2のものは、前面扉を単独に開閉操作できる状態と内扉と一体的に開閉操作できる状態との2様の開閉操作が可能であるが、前面扉と内扉は同軸にて回動する構成であるため、内扉の軸支持部分は前面扉の裏側周縁に取り付けたパッキング材によるシール部分を通して延びるため、この部分のシール構造が複雑化する問題がある。 The contrast in Patent Document 2 is susceptible to 2-like opening and closing operations of the ready state and the inner door integrally with the opening and closing operations that can be opened and closed the front door alone, front door and inner door are since it is configured to rotate in coaxial, shaft support portion of the inner door for extending through the seal portion by the packing member attached to the rear periphery of the front door, the sealing structure of this portion there is a problem that complicated. また特許文献3のものは、前面扉の裏側のダクト形成によって内扉の前後両面の収納ポケットへ冷気循環させる効果があるが、ダクト形成が必要となり、前面扉の裏側には収納ポケットは形成されない。 Also in Patent Document 3, but an effect of the cold air circulating back and forth in the inner door both sides of the housing pocket by the back side of the duct forming the front door, the duct formation is required, storage pocket on the back side of the front door is not formed . また内扉内にダクトを形成すれば内扉の構成も複雑化する問題がある。 Also there is a problem that constitutes complexity of the inner door by forming the duct to inside the inner door.
【0007】 [0007]
本発明はこのような点に鑑み、内扉を開かなくても貯蔵室の貯蔵状態が目視可能であり、前面扉を単独に開閉操作できる状態と内扉と一体的に開閉操作できる状態との選択が可能な前面扉と内扉との二重扉構成を採るが、前面扉はその裏側周縁部に取り付けたパッキングによるシール構成が簡単である内扉付き貯蔵庫を提供するものである。 SUMMARY OF THE INVENTION In view of the above problems, the storage state of the even storage compartment without opening the inner door are possible visually be opened and closed the front door alone state and inner door and the state can be integrally opened and closed selection is takes a double door structure of the front door and the inner door as possible, the front door is to provide a door with reservoir among seal arrangement according packing attached to the rear peripheral edge portion is simple.
【0008】 [0008]
【課題を解決するための手段】 In order to solve the problems]
本発明の内扉付き貯蔵庫は、貯蔵庫本体内に前面開口の貯蔵室が形成され、前記貯蔵室の前面開口を右開き又は左開きに開閉する断熱扉が前記貯蔵庫本体に回動自在にヒンジ装置によって支持され、前記貯蔵室の上前部には下方へ冷気を吹き出す冷気吹き出し口が設けられ、前記断熱扉はその裏面に複数段の物品収納棚を備え、前記貯蔵室の前記断熱扉の裏側には前記ヒンジ装置側と同じ側で前記断熱扉に回動自在に支持された内扉を設け、この内扉はその前面に小物収納棚を備えて前記貯蔵庫の前面開口を略全体的にカバーする大きさの透明な合成樹脂板で構成され、前記内扉は前記断熱扉に対して吸着保持される永久磁石装置を備え、前記貯蔵庫本体には前記断熱扉の前面側から操作可能な操作部によって作動して前記内扉を前記貯蔵庫 Inner door with reservoir of the present invention, reservoir storage chamber of the front opening is formed in the body, said storage compartment right-opening or insulating door that opens and closes the left opening is pivotably hinge device in the storage body a front opening of the is supported by, the in front on the storage compartment is provided cool air outlet for blowing cold air downwards, the insulating door is provided with an article storage shelf in a plurality of stages on the back surface, the back side of the insulating door of the storage compartment substantially entirely cover the heat insulating door is provided with door inner which is rotatably supported, the front opening of the reservoir the inner door is provided with a small storage bin in front on the same side as the hinge apparatus side to consists of a magnitude transparent synthetic resin plate to the inside door the insulating door provided with a permanent magnet system which is attracted to and held against, the reservoir in the body the operable operation unit from the front side of the insulating door said reservoir to said door operated by 前面開口をカバーするロック状態とロック解除状態とに切り替えるロック装置を設け、前記ロック状態では前記内扉の上端が冷気吹き出し口に対応して吹き出す冷気が前記内扉の前後両側に分流する位置をとり、前記ロック解除状態では前記永久磁石装置による吸着のまま前記断熱扉の開閉と共に前記内扉が開閉され、前記ロック状態では前記永久磁石装置による吸着に抗して前記内扉を残したまま前記断熱扉を開くことができることを特徴とする。 The locking device for switching between the locked state and the unlocked state of covering the front opening is provided, the position where the cold air blown to correspond to the upper end cold air outlet of the inner door is shunted back and forth on both sides of the inner door in the locked state take, wherein the unlocked state is within the door opening and closing with the opening and closing of the insulating door remains adsorbed by the permanent magnet device, the remains in the locked state leaving said inner door against adsorption by the permanent magnet device characterized in that it can open the door insulation.
【0009】 [0009]
これによって、前面扉を単独に開閉操作できる状態と内扉と一体的に開閉操作できる状態との選択が可能な前面扉と内扉との二重扉構成を採るが、内扉を開かなくても断熱扉を開くだけで貯蔵室の貯蔵状態が目視可能であり、無益な冷気漏洩が抑止できる。 Thus, although taking a double door structure of the state and the inner door integrally with selected capable front door and inner door with ready opening and closing operations that can be opened and closed the front door alone, without opening the inner door also storage conditions of only storage compartment opening the insulating door are possible visually it can suppress the useless cold leakage. また、内扉が冷気の分流機能を有するため、特別な分流装置の構成を採る必要もなくなる。 Further, since the inner door has a diversion function of cold air, there is no need to adopt a configuration of a special diverter. そして、頻繁に使う物は断熱扉の裏側の物品収納棚部や内扉の前面側の小物収納棚部に収納すればよく、ここに収納されたものは、断熱扉と内扉間を流れる冷気によって冷却され、貯蔵上問題はない。 The frequently used ones may be accommodated in the small-article storage shelves of the front side of the back side of the article storage rack portion and the inner door of the heat insulating door, that is housed here, cold air flowing between insulation door and inner door It is cooled by not storage problem.
【0010】 [0010]
また、前記内扉は、前記断熱扉の裏側周縁に取り付けたパッキングで囲まれた内側で前記断熱扉に回動自在に支持されたことを特徴とする。 Further, the inner door, characterized in that the are in a portion surrounded by the packing attached to the rear side peripheral edge of the insulating door rotatably supported by the insulating door. これによって、内扉は断熱扉の周縁パッキングの内側に取り付けられているため、このパッキングによるシール機能の阻害がなく、断熱扉による本来の断熱効果が低下せず、むしろ内扉によって冷蔵庫全体の断熱効果が向上する。 Thereby, since the inner door is attached to the inside of the peripheral packing insulating door, there is no inhibition of the sealing function by the packing, does not decrease the original insulation effect by the insulating door refrigerators entire insulated by inner door rather effect is improved.
【0011】 [0011]
また、本発明の内扉付き貯蔵庫は、貯蔵庫本体内に前面開口の貯蔵室が形成され、前記貯蔵室の前面開口を開閉する断熱扉が前記貯蔵庫本体に回動自在に支持され、前記貯蔵室の上前部には下方へ冷気を吹き出す冷気吹き出し口が設けられ、前記貯蔵室の前記断熱扉の裏側には回動自在に支持された内扉を設け、前記内扉の上端が冷気吹き出し口に対応して吹き出す冷気が前記内扉の前後両側に分流する位置をとることを特徴とする。 The inner door with reservoir of the present invention, the storage chamber of the front opening is formed in the reservoir body, insulating door for opening and closing the front opening of the storage compartment is rotatably supported to the storage body, the storage chamber at the front on the provided cool air outlet for blowing cold air downward, said the back side of the insulating door of the storage compartment is provided with a door inner which is rotatably supported, balloon cold upper end of the inner door opening cold air blown to correspond to said taking a position to divert the both front and rear sides of the inner door.
【0012】 [0012]
これによって、内扉が冷気の分流機能を有するため、特別な分流装置の構成を採る必要もなく、冷気配分機構が簡素化される。 Thus, the inner door to have a shunt function of cold air, it is not necessary to take the configuration of a special shunt device, cold air distribution mechanism is simplified. そして、断熱扉の裏側の物品収納棚部に収納した物品は、断熱扉と内扉間を流れる冷気によって冷却され、貯蔵上問題はない。 The goods stored in the article storage rack portion of the back side of the insulating door is cooled by the cold air flowing between insulation door and inner door, no storage problem.
【0013】 [0013]
【発明の実施の形態】 DETAILED DESCRIPTION OF THE INVENTION
次に、本発明を貯蔵庫の一種である冷蔵庫について説明する。 The following describes the present invention for a refrigerator, which is a type of reservoir. 各図は本発明の実施形態を示しており、図1は本発明に係る冷蔵庫の上部縦断面図、図2は本発明に係る冷蔵庫の断熱扉と内扉の開状態説明図、図3は本発明に係る内扉のロック装置の説明図、図4は断熱扉のみを開いた状態の平面矢視での説明図であり、(イ)は断熱扉が閉じた状態、(ロ)は断熱扉が30度開いた状態、(ハ)は断熱扉が60度開いた状態、(ニ)は断熱扉が90度開いた状態である。 Each figure shows an embodiment of the present invention, FIG. 1 the upper longitudinal sectional view of a refrigerator according to the present invention, FIG 2 is opened explanatory view of a refrigerator heat insulation door and the inner door according to the present invention, FIG. 3 illustration of the inner door locking device according to the present invention, FIG. 4 is an explanatory view in plan arrow of opened only insulating door, (b) a state where the insulating door is closed, (ii) adiabatic state the door 30 degrees open, (c) a state where the insulating door 60 degrees open, (d) is a state where the insulating door 90 degrees open.
【0014】 [0014]
これらの図において、1は貯蔵庫の一つである冷蔵庫であり、前面開口の本体2内を区画して複数の貯蔵室を形成し、これら各貯蔵室の前面は扉で開閉できる構成である。 In these drawings, 1 is a refrigerator which is one of the reservoir, and divides the inside of the main body 2 of the front opening to form a plurality of storage chambers, the front of each storage compartment is configured to be opened and closed by a door. この冷蔵庫において、本発明の内扉を貯蔵室の一つである冷蔵室に適用した場合を説明する。 In this refrigerator, a case of applying the inner door of the present invention to the refrigerating compartment, one of the storage compartment. 冷蔵庫本体2は、外箱(外壁板)と内箱(内壁板)との間に発泡断熱材を充填した断熱構造である。 Refrigerator body 2 is a heat insulating structure filled with foam insulation between the outer box and (wall panels) and the inner box (inner wall plate). 3は冷蔵庫本体2内上部に形成した冷蔵室、4はその下方に区画形成した野菜室である。 3 refrigeration chamber which is formed in the upper refrigerator body 2, 4 is a vegetable chamber which is partitioned and formed thereunder.
【0015】 [0015]
冷蔵室3の前面開口は、冷蔵庫本体2の一側部に上下のヒンジ装置9にて横方向に回動して開閉されるように支持された回動式の断熱扉10にて閉塞されている。 Front opening of the refrigerating compartment 3, is closed by the supported insulating door 10 of the revolvable to be opened and closed by rotating in the horizontal direction on one side of the refrigerator body 2 at the upper and lower hinge devices 9 there. 断熱扉10は外板と内板との間に発泡断熱材を充填した断熱構造であり、取っ手5によって開閉される。 Insulating door 10 is a heat insulating structure filled with foam insulation between the outer plate and the inner plate, it is opened and closed by the handle 5. 11は野菜室4の前面開口を開閉する野菜室用断熱扉である。 11 is a thermal insulation door for a vegetable compartment for opening and closing a front opening of the vegetable compartment 4.
【0016】 [0016]
冷蔵室用断熱扉10は、その裏側の左右両側に縦方向に延びた突壁7A、7Bを形成し、この突壁7A、7B間に複数段の物品収納棚部6A、6B、6Cを形成している。 A refrigerator heat insulation door 10, projecting wall 7A extending longitudinally on both left and right sides of the back side thereof, to form a 7B, the protruding wall 7A, the article storage rack portion 6A of the plurality of stages between 7B, 6B, and 6C formed doing. また冷蔵室用断熱扉10の裏側周縁部には、突壁7A、7Bと物品収納棚部6A、6B、6Cを取り囲んでパッキング8が取り付けられ、断熱扉10が閉じたとき、このパッキング8が冷蔵室3の前面開口周縁で冷蔵庫本体2に密着して、断熱扉10と冷蔵庫本体2との間の気密を保つ構成である。 Also on the back side rim portion of the refrigerator compartment insulating door 10, projecting walls 7A, 7B and article storage rack portion 6A, 6B, packing 8 is mounted surrounding the 6C, when the insulating door 10 is closed, the packing 8 in close contact with the refrigerator body 2 in the front opening peripheral edge of the refrigerating compartment 3, it is configured to maintain the airtightness between the insulating door 10 and the refrigerator body 2. この気密を良好に保持するためには、パッキング8に可撓性のゴム磁石を収納し、このゴム磁石が冷蔵庫本体2に吸着する構成とする。 To better hold the airtightness is housed a flexible rubber magnets packing 8, a configuration in which the rubber magnet is attracted to the refrigerator body 2.
【0017】 [0017]
12は断熱扉10の裏側の配置した内扉であり、この内扉12はその前面に小物収納棚部13を備え、冷蔵室3前面開口を略全体的にカバーする大きさの透明な合成樹脂板で構成している。 12 is a door inner disposed on the back of the insulating door 10, the inner door 12 is provided with a small-article storage shelf 13 on its front face, the refrigerating compartment 3 the size of the transparent synthetic resin that is substantially entirely covering the front opening It is constituted by a plate. 内扉12は、ヒンジ装置9側と同じ側(図2では右側)で断熱扉10に回動自在に支持されている。 Inner door 12 is rotatably supported by the insulating door 10 in the hinge device 9 side and the same side (in FIG. 2 right). その一つの実施形態として、図示のように、ヒンジ装置9側の突壁7Aに取り付けた上下のヒンジ装置14にて、断熱扉10に回動自在に支持されている。 As one embodiment, as shown, in the hinge device 9 side and below the hinge device attached to the projecting wall 7A of 14, and it is rotatably supported on the insulating door 10.
【0018】 [0018]
断熱扉10と内扉12は、断熱扉10を内扉12が閉じた状態で単独に開閉操作できる状態と、内扉12と一体的に開閉操作できる状態との2通りの開閉操作が可能な構成である。 The inner door 12 and insulating door 10, which can be a ready for opening and closing solely in the state in which the inner door 12 the insulating door 10 is closed, the inner door 12 and the opening and closing operations of the two types of the state can be integrally opened and closed is it is a configuration. 以下、この構成について説明する。 The following describes this configuration. 15は内扉12を冷蔵室3の前面開口をカバーするロック状態とこのロックを外したロック解除状態とに切り替えるロック装置である。 15 is a locking device to switch the inner door 12 in the unlocked when opening the lock in a locked state to cover the front opening of the refrigerating compartment 3. ロック装置15は、取っ手5に設けたスイッチ16のONにて通電されOFFにて非通電となる電磁石17と、この電磁石17によって内扉12をロック状態位置とロック解除状態位置とに作動するロック部材18を備えている。 Locking device 15 includes an electromagnet 17 serving as a non-energized at OFF is energized by ON of the switch 16 provided on the handle 5, for operating the inner door 12 in the locked state position and an unlocked state position by the electromagnet 17 Rock and a member 18.
【0019】 [0019]
ロック部材18は、基部19が冷蔵庫本体2に固定された板バネで構成され、内扉12を閉じるとき、内扉12が12Aの位置から12Bの位置へ移動することに伴って内扉12の下端によって押されて下方へ撓み、内扉12が冷蔵室3の前面開口をカバーする状態に閉じたときには内扉12の下端に係止部20が係止するように復帰する。 The lock member 18 is a plate spring base 19 is fixed to the refrigerator body 2, the inner when the door 12 is closed, the inner door 12 12A position from 12B position of the inner door 12 with the moving into the pushed by the lower end bending downward, the inner door 12 is restored to lock the locking portion 20 at the lower end of the inner door 12 when closed state covering the front opening of the refrigerating compartment 3. ロック部材18が内扉12の下端に係止したロック状態において、スイッチ16のONにて電磁石17に通電すると、ロック部材18が電磁石17のプランジャ21によって下方へ引っ張られて撓み、ロック部材18による内扉12のロック状態は解除される。 In the locked state of the lock member 18 is engaged with the lower end of the inner door 12, when energized electromagnet 17 at ON the switch 16, the deflection locking member 18 is pulled downwardly by the plunger 21 of the electromagnet 17, by the locking member 18 the lock state of the inner door 12 is released. このロック状態が解除されたとき、内扉12は前方へ開くことができる。 When this locked state is released, the inner door 12 can be opened forward.
【0020】 [0020]
冷蔵室3の冷却は、冷蔵室の背壁内に設置した冷却器22で冷却した空気(以下、冷気という)を送風機23によって冷蔵室3へ循環して行われる。 Cooling of the refrigerating compartment 3, the air cooled by a cooler 22 which is installed in the rear wall of the refrigerating compartment (hereinafter, referred to as cold air) is performed by circulating the refrigerating chamber 3 by the blower 23. 送風機23で送られる冷気は、冷蔵室3の背面の吹き出し口24から噴き出す冷気と、冷蔵室3の上面に形成したダクト25を通って冷蔵室3の前面開口上部の略全域に渡って形成した吹き出し口26から噴き出す冷気とによって冷却される。 Cold air sent by the blower 23, the cool air blowing out from the air outlet 24 on the back of the refrigerating compartment 3, formed over substantially the entire area of ​​the front opening top of the refrigerating compartment 3 through the duct 25 formed on the upper surface of the refrigerating compartment 3 It is cooled by the cold air blowing out from the air outlet 26. この場合、内扉12が閉じた状態では、吹き出し口26から噴き出す冷気は、内扉12の上端によって二分され、その一方の冷気は、内扉12の裏側へ流れて主として冷蔵室3の前面開口部を冷却し、もう一方の冷気は、断熱扉10と内扉12との間の空間28に流れて断熱扉10裏側の物品収納棚部6A、6B、6Cと内扉12の前面の小物収納棚部13を冷却する。 In this case, in the state in which the inner door 12 closed, the cold air blows from the blowing port 26 is bisected by the upper end of the inner door 12, while the cold air, flows into the rear side of the inner door 12 mainly front opening of the refrigerating compartment 3 part was cooled and the other cool air flows into the space 28 insulating door 10 back side of the article storage rack portion 6A, 6B, the front face of the small housing of 6C and the inner door 12 between the inner door 12 and insulating door 10 cooling the ledge 13.
【0021】 [0021]
内扉12の下端は冷蔵室3の底面から間隔27を存して設けられ、その間隔27が断熱扉10と内扉12との間の空間28を流れた冷気の冷気帰還通路として作用する。 The lower end of the inner door 12 is provided at intervals 27 from the bottom surface of the refrigerating compartment 3, the spacing 27 acts as a cool air return passage of cold air space 28 flows between the inner door 12 and insulating door 10. 冷蔵室3の冷気の流れは図1に矢印で示している。 Cold air flow of the refrigerating compartment 3 is shown by the arrows in FIG. 1.
【0022】 [0022]
内扉12がロック解除状態では、断熱扉10と共に前方へ開くことができるようにするために、断熱扉10と内扉12には永久磁石装置28、29を設けている。 The inner door 12 is unlocked, in order to be able to open to the front with insulating door 10 is provided with a permanent magnet system 28, 29 to the inner door 12 and insulating door 10. この永久磁石装置28、29は、両方とも吸引し合う永久磁石であってもよく、また一方が永久磁石であって他方がこの永久磁石に吸着する磁性体であってもよい。 The permanent magnet device 28, 29 may both be permanent magnets mutually suction, also one of a permanent magnet and the other may be a magnetic body for attracting the permanent magnet. この永久磁石装置28、29は、内扉12のロック解除状態では断熱扉10を開くと内扉12が永久磁石装置28、29による吸着にて断熱扉10と同時に開かれ、内扉12のロック状態において断熱扉10のみを開くと、ロック装置15が内扉12を保持したままこの永久磁石装置28、29が分離するような吸着力である。 The permanent magnet device 28 and 29, in the unlocked state of the inner door 12 the inner door 12 when opening the insulating door 10 is opened simultaneously with the insulating door 10 in the adsorption of the permanent magnet device 28, 29, locking the inner door 12 opening only insulating door 10 in the state, the permanent magnet device 29 remains locking device 15 holds the inner door 12 is suction force as to separate.
【0023】 [0023]
なお、このロック状態が解除されたとき、内扉12が若干前方へ、例えば、12Bの位置から12Aの位置へ自動的に開くようにヒンジ装置14にバネを付加した構成とすることもできる。 Incidentally, when the locked state is released, the inner door 12 slightly forward, for example, can be configured by adding a spring in the hinge device 14 to automatically open from a position 12B to 12A position.
【0024】 [0024]
内扉12を冷蔵室3の前面開口をカバーしたロック状態のままで断熱扉10のみを開くとき、内扉12がそのロック状態の位置のまま動かないことが望ましいが、内扉12が断熱扉10にヒンジ装置14で支持されているため、内扉12はヒンジ装置14側が若干前方へ移動することがある。 When opening the inner door 12 only insulating door 10 remains locked while covering the front opening of the refrigerating compartment 3, it is desirable that the inner door 12 is not stuck in the position of the locked state, the inner door 12 is insulating door 10 because it is supported by a hinge device 14, the inner door 12 may be hinge device 14 side moves slightly forward. この移動を少なくするためには、内扉12のヒンジ装置14は、ヒンジ装置9の軸9Aを中心とした断熱扉10の回動中心に近い位置に内扉12の回動中心を設けるようにすれば改善される。 To reduce this movement, the hinge device 14 of the door 12, as provided the center of rotation of the inner door 12 in a position close to the center of rotation of the insulating door 10 about the axis 9A of the hinge device 9 It is improved by. 内扉12が若干前方へ移動しても、冷蔵室3の前面開口をカバーする内扉12の役目は実質的に失われず、断熱扉10を開いても冷蔵室3の前面開口は内扉12で実質的にカバーされた状態であり、内扉12による冷蔵室3の冷気漏れの抑制効果は発揮される。 Even inner door 12 moves slightly forward, the role of inner door 12 covering the front opening of the refrigerating compartment 3 is not substantially lost, the front opening the inner door 12 of the refrigerating compartment 3 also opens the insulating door 10 in a state of being substantially cover, the effect of suppressing the cold air leakage of the refrigerating compartment 3 by the inner door 12 is exerted.
【0025】 [0025]
本発明は、上記のように冷蔵室3の前面扉である断熱扉10を単独に開閉操作できる状態と内扉12と一体的に開閉操作できる状態との2通りの開閉操作が可能であり、そのために内扉12の開閉を制御するロック装置15を設け、内扉12は閉じたロック状態では内扉12の上端が冷気吹き出し口26に対応して吹き出す冷気が内扉12の前後両側に分流する位置をとり、ロック解除状態では永久磁石装置28、29による吸着のまま断熱扉10の開閉と共に内扉12が開閉され、ロック状態では永久磁石装置28、29による吸着に抗して内扉12を残したまま断熱扉10を開くことができる。 The present invention can be opened and closed in two ways with the state insulating door 10 is a front door that can be opened and closed integrally with the opening and closing operations and state and the inner door 12 which can be operated solely of the refrigerating compartment 3 as described above, the locking device 15 for controlling the opening and closing of the inner door 12 to its provided, the inner door 12 is closed split into front and rear side of and cold air inner door 12 for blowing in correspondence to the cool air blowout port 26 the upper end of the inner door 12 is in the locked state taking the position of the inner door 12 is opened and closed with the opening and closing of the left heat insulating door 10 of the adsorption by the permanent magnet device 29 is in the unlocked state, the inner door 12 against the suction by the permanent magnet device 29 is in the locked state it can be opened while insulating door 10 left.
【0026】 [0026]
本発明によれば、内扉12を開かなくても断熱扉10を開くだけで貯蔵室3の貯蔵状態が目視可能であり、無益な冷気漏洩が抑止できる。 According to the present invention, the storage state of the storage chamber 3 simply by opening the insulating door 10 without opening the inner door 12 is visible, can be suppressed is useless cold leakage. また、内扉12が冷気の分流機能を有するため、特別な分流装置の構成を採る必要もなくなる。 Further, since the inner door 12 has a diversion function of cold air, there is no need to adopt a configuration of a special diverter. そして、頻繁に使う物は断熱扉10の裏側の物品収納棚部6A〜6Cや内扉12の前面側の小物収納棚部13に収納すればよく、ここに収納されたものは、断熱扉10と内扉12間を流れる冷気によって冷却され、貯蔵上問題はない。 The frequently used ones may be accommodated in the small-article storage shelf 13 on the front side of the back side of the article storage rack portion 6A~6C and inner door 12 of the heat insulating door 10, which is housed here, the insulating door 10 the inner door 12 during the cooling by cold air flowing through, no storage problem. このため、物品収納棚部6A〜6Cには、卵、ペットボトルや紙パック入り飲料、ビン入り調味料等を収納し、小物収納棚部13にはチューブや小瓶や平パックされたわさびやしょうが等の香辛料や調味料等を収納すれば、これらの収納取り出しの便利さと冷気漏れの抑制効果が得られる。 For this reason, the article storage shelf 6A~6C, eggs, bottles and paper pack containing beverages, housing the bottled seasonings, wasabi and ginger in small storage shelf unit 13, which is a tube or vial and flat pack if housing spices and seasonings etc., the effect of suppressing convenience, cold leakage of these housing extraction is obtained.
【0027】 [0027]
また、内扉12は断熱扉10の周縁パッキングの内側に取り付けられているため、このパッキングによるシール機能の阻害がなく、断熱扉10による本来の断熱効果が低下せず、むしろ内扉12によって冷蔵庫全体の断熱効果が向上する。 The inner Since door 12 is mounted to the inside of the peripheral packing insulating door 10, no inhibition of the sealing function by the packing, does not decrease the original insulation effect by the insulating door 10, the refrigerator by inner door 12 rather the whole of the heat-insulating effect is improved.
【0028】 [0028]
本発明は、冷蔵庫の他に冷凍庫、恒温庫等種々の貯蔵庫に適用できるものである。 The present invention is applicable to other refrigerator freezer, a variety of reservoirs such as constant temperature chamber. したがって、本発明は、本発明の技術的範囲を逸脱しない限り種々の変更が考えられ、それに係る種々の実施形態を包含するものである。 Accordingly, the present invention provides various changes without departing from the scope of the present invention are contemplated, it is intended to cover various embodiments according to it.
【0029】 [0029]
【発明の効果】 【Effect of the invention】
本発明は、内扉を開かなくても断熱扉を開くだけで貯蔵室の貯蔵状態が目視可能であり、無益な冷気漏洩が抑止できる。 The present invention has a storage state of the storage chamber simply by opening the insulating door without opening the inner door is visible, can be suppressed is useless cold leakage. また、内扉が冷気の分流機能を有するため、特別な分流装置の構成を採る必要もなくなる。 Further, since the inner door has a diversion function of cold air, there is no need to adopt a configuration of a special diverter. そして、頻繁に使う物は断熱扉の裏側の物品収納棚部や内扉の前面側の小物収納棚部に収納すればよく、ここに収納されたものは、断熱扉と内扉間を流れる冷気によって冷却され、貯蔵上問題はない。 The frequently used ones may be accommodated in the small-article storage shelves of the front side of the back side of the article storage rack portion and the inner door of the heat insulating door, that is housed here, cold air flowing between insulation door and inner door It is cooled by not storage problem.
【0030】 [0030]
また、内扉は断熱扉の周縁パッキングの内側に取り付けられているため、このパッキングによるシール機能の阻害がなく、断熱扉による本来の断熱効果が低下せず、むしろ内扉によって冷蔵庫全体の断熱効果が向上する。 The inner since the door is attached to the inside of the peripheral packing insulating door, there is no inhibition of the sealing function by the packing, it does not decrease the original insulation effect by the insulating door, a refrigerator overall insulating effect by the inner door rather There is improved.
【0031】 [0031]
また、内扉の上端が冷気吹き出し口に対応して吹き出す冷気が内扉の前後両側に分流する位置をとることによって、内扉が冷気の分流機能を有するため、特別な分流装置の構成を採る必要もなく、冷気配分機構が簡素化される。 Moreover, by taking the position where the upper end of the inner door is shunted back and forth on both sides of the cold air inner door blown out in response to cold air outlet, because the inner door has a diversion function of the cool air, a configuration of a special shunt device requires no cold air distribution mechanism is simplified. そして、断熱扉の裏側の物品収納棚部に収納した物品は、断熱扉と内扉間を流れる冷気によって冷却され、貯蔵上問題はない。 The goods stored in the article storage rack portion of the back side of the insulating door is cooled by the cold air flowing between insulation door and inner door, no storage problem.
【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS
【図1】本発明に係る冷蔵庫の上部縦断面図である。 1 is a top longitudinal cross-sectional view of a refrigerator according to the present invention.
【図2】本発明に係る冷蔵庫の断熱扉と内扉の開状態説明図である。 Figure 2 is an opened state explanatory view of a refrigerator heat insulation door and the inner door according to the present invention.
【図3】本発明に係る内扉のロック装置の説明図である。 3 is an explanatory view of the locking device of the inner door according to the present invention.
【図4】本発明に係る断熱扉のみを開いた状態の平面矢視での説明図であり、(イ)は断熱扉が閉じた状態、(ロ)は断熱扉が30度開いた状態、(ハ)は断熱扉が60度開いた状態、(ニ)は断熱扉が90度開いた状態である。 [Figure 4] is an explanatory view in plan arrow in a state where only the open insulating door according to the present invention, (i) a state where the insulating door is closed, (b) a state where the insulating door 30 degrees open, (c) the state in which the insulating door 60 degrees open, (d) is a state in which the insulating door 90 degrees open. ℃の部分の説明図である。 ℃ is an explanatory view of a part of.
【符号の説明】 DESCRIPTION OF SYMBOLS
1・・・貯蔵庫(冷蔵庫) 1 ... reservoir (refrigerator)
2・・・貯蔵庫本体(冷蔵庫本体) 2 ... the storage body (refrigerator body)
3・・・貯蔵室(冷蔵室) 3 ... the storage compartment (refrigerator compartment)
5・・・取っ手6A〜6C・・・物品収納棚部8・・・パッキング10・・・断熱扉12・・・内扉13・・・小物収納棚部18・・・ロック装置28、29・・・永久磁石装置 5 ... handle 6A~6C ··· article storage shelf unit 8 ... packing 10 ... insulating door 12 ... in the door 13 ... small storage shelf unit 18 ... locking device 28, 29, ... permanent magnet device

Claims (3)

  1. 貯蔵庫本体内に前面開口の貯蔵室が形成され、前記貯蔵室の前面開口を右開き又は左開きに開閉する断熱扉が前記貯蔵庫本体に回動自在にヒンジ装置によって支持され、前記貯蔵室の上前部には下方へ冷気を吹き出す冷気吹き出し口が設けられ、前記断熱扉はその裏面に複数段の物品収納棚を備え、前記貯蔵室の前記断熱扉の裏側には前記ヒンジ装置側と同じ側で前記断熱扉に回動自在に支持された内扉を設け、この内扉はその前面に小物収納棚を備えて前記貯蔵庫の前面開口を略全体的にカバーする大きさの透明な合成樹脂板で構成され、前記内扉は前記断熱扉に対して吸着保持される永久磁石装置を備え、前記貯蔵庫本体には前記断熱扉の前面側から操作可能な操作部によって作動して前記内扉を前記貯蔵庫の前面開口をカバーするロッ Storage compartment of the front opening is formed in the reservoir body, the insulating door for opening and closing the front opening in the right-opening or left-opening of the storage compartment is supported by a rotatable hinge unit to the storage body, on the storage compartment the front mounted cold air outlet for blowing cold air downwards, the insulating door is provided with an article storage shelf in a plurality of stages on the rear surface, on the back side of the insulating door of the storage compartment the same side as the hinge apparatus side in the heat insulating door is provided a door inner which is rotatably supported, a transparent synthetic resin plate of the inner door is sized to substantially entirely cover the front opening of the reservoir includes a small-article storage shelf in front in the configuration, the inner door wherein comprises a permanent magnet system which is attracted to and held against the insulating door, the said inner door in operation in the storage body by operable operation unit from the front side of the insulating door lock to cover the front opening of the reservoir 状態とロック解除状態とに切り替えるロック装置を設け、前記ロック状態では前記内扉の上端が冷気吹き出し口に対応して吹き出す冷気が前記内扉の前後両側に分流する位置をとり、前記ロック解除状態では前記永久磁石装置による吸着のまま前記断熱扉の開閉と共に前記内扉が開閉され、前記ロック状態では前記永久磁石装置による吸着に抗して前記内扉を残したまま前記断熱扉を開くことができることを特徴とする内扉付き貯蔵庫。 The locking device for switching the state and the unlocked state is provided, in the locked state takes a position cold air blown to correspond to the upper end cold air outlet of the inner door is shunted back and forth on both sides of the inner door, the unlocking condition in the inner door with the opening and closing of the insulating door remains adsorbed by the permanent magnet device is opened and closed, in the locked state to open the insulating door leaving the inner door against adsorption by the permanent magnet device door with a reservoir inner, characterized in that it can be.
  2. 前記内扉は、前記断熱扉の裏側周縁に取り付けたパッキングで囲まれた内側で前記断熱扉に回動自在に支持されたことを特徴とする請求項1に記載の内扉付き貯蔵庫。 Said door, the inner door with reservoir according to claim 1, characterized in that said was inside surrounded by the packing attached to the rear side peripheral edge of the insulating door rotatably supported by the insulating door.
  3. 貯蔵庫本体内に前面開口の貯蔵室が形成され、前記貯蔵室の前面開口を開閉する断熱扉が前記貯蔵庫本体に回動自在に支持され、前記貯蔵室の上前部には下方へ冷気を吹き出す冷気吹き出し口が設けられ、前記貯蔵室の前記断熱扉の裏側には回動自在に支持された内扉を設け、前記内扉の上端が冷気吹き出し口に対応して吹き出す冷気が前記内扉の前後両側に分流する位置をとることを特徴とする内扉付き貯蔵庫。 Storage compartment of the front opening is formed in the reservoir body, the insulating door for opening and closing the front opening of the storage chamber is rotatably supported by the storage body, blowing cold air downward the front portion on the storage compartment cold air outlet is provided, wherein the back side of the insulating door of the storage compartment is provided with a door inner which is rotatably supported, the cool air blown to correspond to the upper end cold air outlet in said door in said door with doors reservoir inner and wherein the taking position to divert the front and rear sides.
JP2003000138A 2003-01-06 2003-01-06 Storage chamber with inner door Pending JP2004211977A (en)

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US8857865B2 (en) 2012-01-03 2014-10-14 Lg Electronics, Inc. Latch and refrigerator having the same
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