JPS5926210Y2 - Refrigerator ventilation structure - Google Patents

Description

【考案の詳細な説明】 本考案は、各貯蔵室内あるいは貯蔵室の背面等に冷気を
強制的に循環する冷蔵庫の通風構造の改良に関するもの
である。[Detailed Description of the Invention] The present invention relates to an improvement in the ventilation structure of a refrigerator that forcibly circulates cold air to each storage compartment or the back of the storage compartment.

従来、この種の冷蔵庫において、通常冷気を各室に案内
するための冷気ダクトは、各室の背面にまたがって備え
られているが、各室の仕切空間に面するダクトには仕切
空間に充填される断熱材侵入防止のために各室の背面に
またがる接続ピースが介在されている。Conventionally, in this type of refrigerator, a cold air duct for guiding cold air to each compartment is usually provided across the back of each compartment, but the duct facing the partitioned space of each compartment is equipped with a duct that fills the partitioned space. A connecting piece spanning the back of each chamber is interposed to prevent insulation material from entering.

一方、各室への冷気循環量は各室の用途によってまちま
ちであり、冷気ダクトは冷気量を調整できるような形状
にしたり、あるいは冷気ダクトに冷気調整部を形成する
等の配慮が施されている。On the other hand, the amount of cold air circulated to each room varies depending on the purpose of each room, and consideration has been taken such as making the cold air duct into a shape that can adjust the amount of cold air, or forming a cold air adjustment part in the cold air duct. There is.

ところがこのように冷気ダクトを多様に変更するには設
計仕様がむずかしく、期待通りの冷気調整もままならぬ
欠点を有していた。However, the design specifications were difficult to make various changes to the cold air duct, and the cold air could not be adjusted as expected.

本考案は、上記従来の冷蔵庫の通風構造にみられる欠点
を解消するもので、上述した接続ピースを利用すること
により簡単に冷気調整が行なえ、冷気ダクトの形状を簡
単なものとなるよう構成したものである。The present invention solves the drawbacks of the conventional ventilation structure of refrigerators, and uses the connection piece described above to easily adjust the cold air, and the shape of the cold air duct is simple. It is something.

以下、本考案をその一実施例を示す添付図面を参考に説
明する。Hereinafter, the present invention will be described with reference to the accompanying drawings showing one embodiment thereof.

図において、１は冷蔵庫本体で、外箱２と内箱３および
両箱２，３間に充填された断熱材４より構成されている
。In the figure, reference numeral 1 denotes a refrigerator body, which is composed of an outer box 2, an inner box 3, and a heat insulating material 4 filled between the boxes 2 and 3.

この本体１内には、上部冷蔵室５、下部右冷凍室６、下
部及野菜室７がそれぞれ形成されており、これら各室５
，６．７は内箱３を真空成形により一体的に形成したも
のである。Inside this main body 1, an upper refrigerator compartment 5, a lower right freezer compartment 6, and a lower and vegetable compartment 7 are formed, and each of these compartments 5
, 6.7, the inner box 3 is integrally formed by vacuum forming.

すなわち内箱３は上室５と下室６，７の仕切８と左右室
６，７の仕切９とを有し、それぞれの仕切空間８ａ 、
９ ａを構成している。That is, the inner box 3 has a partition 8 between an upper chamber 5 and a lower chamber 6, 7, and a partition 9 between left and right chambers 6, 7, and each partition space 8a,
9 a.

前記冷凍室６の庫内背面にはバッフル板１０にて冷却室
１１を区画構成しており、この室１１内に冷凍サイクル
の冷却器１２、冷気循環用のファン１３をそれぞれ配置
している。A cooling chamber 11 is defined by a baffle plate 10 on the back side of the freezer compartment 6, and a cooler 12 for a refrigeration cycle and a fan 13 for circulating cold air are disposed within this chamber 11, respectively.

１３ ａはファンオリフィスを有する補助バッフル板で
ある。13a is an auxiliary baffle plate having a fan orifice.

冷却室１１の背面には冷気吐出口１４と吸入口１５とが
設けられ、一方冷蔵室５の背面には冷気吹出口１６が設
けられ、これら各日１４，１５．１６は冷気を案内循環
する冷気ダクト１８にて連通されている。A cold air outlet 14 and an intake port 15 are provided on the back of the cooling room 11, while a cold air outlet 16 is provided on the back of the refrigerator 5, and these ports 14, 15, and 16 each guide and circulate the cold air. They are communicated through a cold air duct 18.

すなわちこの冷気ダクト１８は冷凍室６（冷却室１１）
の背面６ａと冷蔵室５の背面５ａとにまがるダクＨ８ａ
と、冷凍室６の背面６ａと野菜室７の背面７ａとにまた
がるダクＩ〜１８ ｂ及び１８ ｅと、野菜室７を背面
７ａから冷却するよう背面７ａのほぼ全域にわたって備
えるダクト１８Ｃとより戊り、さらに各ダクト１８ ａ
、１８ ｂ 、１８ ｅ 、１８ Ｃの外周にはそれ
ぞれの背面５ａ、５ａ、７ａに接する当接フランジ１８
ｄを形成している。In other words, this cold air duct 18 serves as the freezer compartment 6 (cooling compartment 11).
duct H8a that bends between the back side 6a of the refrigerator compartment 5 and the back side 5a of the refrigerator compartment 5
, ducts I to 18 b and 18 e spanning the back surface 6 a of the freezer compartment 6 and the back surface 7 a of the vegetable compartment 7, and a duct 18C provided over almost the entire area of the rear surface 7 a to cool the vegetable compartment 7 from the rear surface 7 a. In addition, each duct 18a
, 18 b , 18 e , and 18 C have contact flanges 18 on their outer peripheries that contact the respective back surfaces 5 a , 5 a , and 7 a .
d.

よって冷気は冷却室１１→吐出口１４→ダクト１８ ａ
→吹出口１６を通って冷蔵室５を冷却し、冷却室１１→
吐出口１４→ダク）１８ｂ→ダクｌ−１８Ｃ→ダクｌ−
１８ｅ→吸入口１５→冷却室１１を循環して野菜室７を
間接的に冷却し、さらにバッフル板１０の吐出口１９よ
り冷凍室６を冷却するよう働く。Therefore, the cold air flows through the cooling chamber 11 → discharge port 14 → duct 18 a
→The refrigerator compartment 5 is cooled through the air outlet 16, and the cooling compartment 11→
Discharge port 14 → duct) 18b → duct l-18C → duct l-
It circulates through 18e → suction port 15 → cooling chamber 11 to indirectly cool the vegetable compartment 7, and further works to cool the freezer compartment 6 through the discharge port 19 of the baffle plate 10.

一方２０は冷凍室６と野菜室７の仕切空間９ａに面する
ダクト部分１８ｂに備えられた接続ピースで、断熱材４
の充填時、ダクト１８内に断熱材４が侵入するのを防止
するよう働く。On the other hand, 20 is a connection piece provided in the duct portion 18b facing the partition space 9a between the freezer compartment 6 and the vegetable compartment 7,
It acts to prevent the heat insulating material 4 from entering into the duct 18 during filling.

この接続ピース２０は第４図に示すように左右辺が両室
６，７の背面５ａ、７ａに当接し、上下辺はダクト１８
の各々当接フランジ１８ｄに形成した凹部１８ ｆに嵌
合密接して、ダクト１８内をこの部分において密封して
いる。As shown in FIG. 4, this connecting piece 20 has its left and right sides in contact with the back surfaces 5a and 7a of both chambers 6 and 7, and its upper and lower sides are connected to the duct 18.
are closely fitted into the recesses 18f formed in the abutment flanges 18d, thereby sealing the inside of the duct 18 at these portions.

さらにこのピース２０の略中央にはダク）１８ｂの巾方
向にダク）１８ｂの内方に向って突出し延出された冷気
調整部２０ ａを一体的に形成しており、野菜室７への
冷気量を制御している。Further, approximately in the center of this piece 20, a cold air adjustment part 20a is integrally formed which extends inwardly of the duct 18b in the width direction of the duct 18b. The amount is controlled.

すなわち冷蔵庫機種の変更等にともなう野菜室７の容量
にしたがって、冷気調整部２０ ａの突出度合を変更す
れば良い。In other words, the degree of protrusion of the cold air adjusting section 20a may be changed in accordance with the capacity of the vegetable compartment 7 due to changes in the refrigerator model.

このように接続ピース２０に冷気調整部２０ ａを形成
することによってダクト１８を特異な形状とせずとも冷
気の通風量が調整でき、また別部品を用いていないため
、組立が容易で、コストダウンもはかれる。By forming the cold air adjustment part 20a in the connecting piece 20 in this way, the amount of cold air ventilation can be adjusted without having to make the duct 18 a unique shape, and since no separate parts are used, assembly is easy and costs are reduced. It can also be measured.

なお、上記説明において、接続ピース２０は仕切空間９
ａに設けるものについてのみ記載したが、仕切空間８ａ
についても同様に設けるものである。In addition, in the above description, the connection piece 20 is connected to the partition space 9
Although only what is provided in a is described, the partition space 8a
The same applies to the following.

上記実施例より明らかな如く、本考案の冷蔵庫の通風構
造は、隣合う二基を並設し、これらの室のうちの一室に
冷却器、ファンモータ等を備えた冷却室を構成し、この
冷却室の冷気を前記化の室に循環する冷気ダクトを画室
の背面にまたがって備えるとともに、前記画室間に形成
される仕切空間に面する冷気ダクト部分に画室の背面と
冷気ダクトの当接フランジとに密接し、かつ冷気ダクト
内に延出する冷気調整部を形成した接続ピースを介在し
たもので、冷気調整部を別途設けたり、冷気ダクトの形
状にて補うようにしないため、部品点数が削減されてコ
ストダウンがはかれ、ダクト構成も簡素化するので、組
立も容易となる等、種々の利点を有するものである。As is clear from the above embodiments, the ventilation structure of the refrigerator of the present invention includes two adjacent refrigerators installed in parallel, one of which constitutes a cooling chamber equipped with a cooler, a fan motor, etc. A cold air duct that circulates the cold air from the cooling chamber to the above-mentioned chamber is provided across the back of the compartment, and the back of the compartment and the cold air duct are in contact with the part of the cold air duct facing the partition space formed between the compartments. A connecting piece that forms a cold air adjustment part that is in close contact with the flange and extends into the cold air duct is interposed, and the number of parts is reduced because the cold air adjustment part is not provided separately or supplemented by the shape of the cold air duct. This method has various advantages, such as reducing costs and simplifying the duct structure, making assembly easier.

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

第１図は本考案の一実施例における通風装置を具備した
冷蔵庫の正面図、第２図は第１図のＩＩＩＩ線による断
面図、第３図は同冷蔵庫における内箱背面側の分解斜視
図、第４図は冷気ダクトの要部斜視図である。 １・・・・・・冷蔵庫本体、５・・・・・・冷蔵室、６
・・・・・・冷凍室、７・・・・・・野菜室、１１・・
・・・・冷却室、１２・・・・・・冷却器、１３・・・
・・・ファンモータ、１８・・・・・・冷気ダクト、１
８ｄ・・・・・・当接フランジ、２０・・・・・・接続
ピース、２０ａ・・・・・・冷気調整部。Fig. 1 is a front view of a refrigerator equipped with a ventilation device according to an embodiment of the present invention, Fig. 2 is a sectional view taken along line III in Fig. 1, and Fig. 3 is an exploded perspective view of the back side of the inner box of the same refrigerator. , FIG. 4 is a perspective view of the main part of the cold air duct. 1...Refrigerator body, 5...Refrigerating compartment, 6
...Freezer room, 7...Vegetable room, 11...
...Cooling room, 12...Cooler, 13...
...Fan motor, 18...Cold air duct, 1
8d...Abutment flange, 20...Connection piece, 20a...Cold air adjustment section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 冷蔵庫本体内に、隣合う二基を並設し、これらの室のう
ちの一室に冷却器、ファンモータ等を備えた冷却室を構
成し、この冷却室の冷気を前記性の室に循環する冷気ダ
クトを画室の背面にまたがって備えるとともに、前記画
室間に形成される仕切空間に面する冷気ダクト部分に画
室の背面と冷気ダクトの当接フランジとに密接し、かつ
冷気ダクト内に延出する冷気調整部を形成した接続ピー
スを介在した冷蔵庫の通風構造。Two adjacent units are installed in parallel in the refrigerator main body, and one of these chambers constitutes a cooling chamber equipped with a cooler, fan motor, etc., and the cold air from this cooling chamber is circulated to the above-mentioned chamber. A cold air duct is provided spanning the back of the compartment, and a portion of the cold air duct facing the partition space formed between the compartments is in close contact with the back of the compartment and the contact flange of the cold air duct, and extends into the cold air duct. A ventilation structure for a refrigerator that includes a connecting piece that forms a cold air adjustment section.