JPH0535346B2 - - Google Patents
Info
- Publication number
- JPH0535346B2 JPH0535346B2 JP61170627A JP17062786A JPH0535346B2 JP H0535346 B2 JPH0535346 B2 JP H0535346B2 JP 61170627 A JP61170627 A JP 61170627A JP 17062786 A JP17062786 A JP 17062786A JP H0535346 B2 JPH0535346 B2 JP H0535346B2
- Authority
- JP
- Japan
- Prior art keywords
- door
- connecting body
- opening flange
- opening
- plate
- 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.)
- Expired - Lifetime
Links
- 239000011810 insulating material Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 15
- 239000000853 adhesive Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000005187 foaming Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Refrigerator Housings (AREA)
Description
【発明の詳細な説明】
(イ) 産業上の利用分野
本発明は、開口フランジを有する箱状の扉外板
と、扉内板を備え、扉外板の開口フランジと扉内
板の周縁とを枠状接続体によつて接続した後、扉
外板、扉内板及び接続体この間の空間に、現場発
泡にて断熱材を充填して成る断熱扉に関するもの
である。[Detailed description of the invention] (a) Industrial application field The present invention comprises a box-shaped door outer panel having an opening flange and a door inner panel, and the opening flange of the door outer panel and the periphery of the door inner panel. This relates to a heat insulating door in which after connecting the door panels with a frame-shaped connecting body, the space between the door outer panel, the door inner panel, and the connecting body is filled with a heat insulating material by on-site foaming.
(ロ) 従来の技術
実開昭61−81591号公報（F25D23／02）には、
扉表面の周縁を折曲形成された後フランジと扉裏
面板の周縁とを枠板によつて連結した後、表面
板、裏面板及び枠板との間の空間に、現場発泡に
て断熱材を充填して構成した断熱扉が開示されて
いる。この場合、裏面板と枠板との接続部分はシ
ートによつて被覆され、接続部分のシールを行な
うことは第１図によつて明確である。(b) Conventional technology Publication of Utility Model Application No. 61-81591 (F25D23/02)
After the periphery of the door surface is bent and formed, and the flange and the periphery of the door back plate are connected by a frame plate, insulation material is foamed on-site in the space between the front plate, back plate, and frame plate. A heat insulating door is disclosed that is filled with. In this case, it is clear from FIG. 1 that the connecting portion between the back plate and the frame plate is covered with a sheet and the connecting portion is sealed.
(ハ) 発明が解決しようとする問題点
上述の従来技術によると、裏面板と枠板との接
続部分及び表面板と枠板との接続部分の両方を、
発泡前に断熱材側においてシールを施すことがで
きないため、一方の接続部分のみのシールとな
り、表面板と枠板との接続部分から断熱材が洩れ
る問題点が発生した。(c) Problems to be solved by the invention According to the above-mentioned prior art, both the connecting portion between the back plate and the frame plate and the connecting portion between the front plate and the frame plate are
Since it is not possible to seal the heat insulating material before foaming, only one connection part is sealed, resulting in the problem that the heat insulating material leaks from the connection part between the top plate and the frame board.
(ニ) 問題点を解決するための手段
本発明は、扉内板周縁と枠状接続体との断熱材
側接続部分に第１シール部材を貼着し、扉外板の
開口フランジの全周縁に開口内方に延出する接着
面を有する第２シール部材を貼着し、扉内板及び
接続体によつて外板の開口を閉塞したとき、外板
の開口フランジに係止する係止片及び開口フラン
ジの全周端縁に沿つて位置づけられると共に第２
シール部材の接着面を押圧しながら該接着面に接
着する突片を接続体に形成することにより、扉外
板、扉内板及び接続体との間の空間に、現場発泡
にて断熱材を充填したとき発生する上記従来技術
の問題点を解決した断熱扉である。(d) Means for Solving the Problems The present invention provides a first sealing member that is attached to the connection portion between the periphery of the door inner plate and the frame-shaped connecting body on the heat insulating material side, and seals the entire periphery of the opening flange of the door outer plate. A second sealing member having an adhesive surface extending inward of the opening is attached to the opening, and when the opening in the outer panel is closed by the door inner panel and the connecting body, a locking member is engaged with the opening flange of the outer panel. located along the entire circumferential edge of the opening flange and the second opening flange.
By forming a protrusion on the connecting body that adheres to the adhesive surface of the sealing member while pressing the adhesive surface, insulating material can be foamed on-site in the space between the door outer panel, the door inner panel, and the connecting body. This is a heat insulating door that solves the problems of the prior art mentioned above that occur when the door is filled.
(ホ) 作用
本発明は、扉内板３と枠状接続体４を接続し、
これらの断熱材側接続部分に第１シール部材、例
えば発泡ポリエチレンシート１０を貼着したもの
によつて、扉外板２の開口１２を閉塞すると、予
め扉外板２の開口フランジ２Ａに貼着されて開口
内方に延出する第２シール部材、例えばビニール
クロステープ１１の接着面１１Ａを接続体４の突
片４Ｄが押圧し、突片４Ｄが接着面１１Ａに接着
して開口フランジ２Ａと接続体４との接続部分の
シールを行なう。このとき、突片４Ｄは開口フラ
ンジ２Ａの周端縁に沿つて位置づけられるため、
内板３及び接続体４の位置決め部片としても作用
する。(E) Effect The present invention connects the door inner plate 3 and the frame-shaped connecting body 4 ,
When the opening 12 of the door outer panel 2 is closed with a first sealing member, for example, a foamed polyethylene sheet 10 affixed to these connecting portions on the heat insulating material side, the first sealing member, for example, a foamed polyethylene sheet 10, is affixed to the opening flange 2A of the door outer panel 2 in advance. The protruding piece 4D of the connecting body 4 presses the adhesive surface 11A of the second sealing member, for example, the vinyl cloth tape 11 , which extends inward of the opening, and the protruding piece 4D adheres to the adhesive surface 11A to form the opening flange 2A. The connection portion with the connection body 4 is sealed. At this time, since the projecting piece 4D is positioned along the peripheral edge of the opening flange 2A,
It also acts as a positioning piece for the inner plate 3 and the connecting body 4 .
(ヘ) 実施例
以下に本発明の実施例を図面に基づき説明す
る。断熱扉１は、周縁を折曲して形成した開口フ
ランジ２Ａを有する箱状の扉外板２と、扉内板３
と、外板２の開口フランジ２Ａと内板３の周縁と
を接続する枠状接続体４と、これら外板２、内板
３及び接続体４との間の空間に、現場発泡にて充
填された発泡性断熱材５とによつて主構成してい
る。(f) Examples Examples of the present invention will be described below based on the drawings. The heat insulating door 1 includes a box-shaped door outer panel 2 having an opening flange 2A formed by bending the periphery, and a door inner panel 3.
, a frame-shaped connecting body 4 that connects the opening flange 2A of the outer panel 2 and the periphery of the inner panel 3, and the space between the outer panel 2, the inner panel 3, and the connecting body 4 is filled with on-site foaming. It is mainly composed of a foamed heat insulating material 5.
詳述すると、押出し成形された合成樹脂製の接
続体４は、扉１の各辺に対応した所定の長さに切
断されて両端を45度カツトしており、各接続体４
は、一端部に内板３の周縁が挿入される挿入溝４
Ａを形成すると共に、他端部に開口フランジ２Ａ
に係止する係止片４Ｂ及びその先端にガスケツト
６の基部６Ａが強挿される入口の狭い溝４Ｃを形
成し、係止片４Ｂの基部には該係止片４Ｂと略直
角関係を成し、長手方向の全長に突出し、開口フ
ランジ２Ａの周端縁に沿つて位置づけられる突片
４Ｄを形成しており、更に、各接続体４は中間部
を間隔を存した二重壁構造にして扁平状の空洞部
７を形成している。８は相隣る接続体４を連結す
るＬ字型連結具で、空洞部７に挿入される挿入辺
８Ａ，８Ａを有し、該挿入辺８Ａ，８Ａの一部を
切起こして弾性押圧部９，９を形成している。 In detail, the extrusion-molded synthetic resin connecting body 4 is cut to a predetermined length corresponding to each side of the door 1 , and both ends are cut at 45 degrees.
is an insertion groove 4 into which the peripheral edge of the inner plate 3 is inserted at one end.
A and an opening flange 2A at the other end.
A locking piece 4B is formed at the tip of the locking piece 4B, and a narrow groove 4C with an entrance into which the base 6A of the gasket 6 is forcefully inserted is formed at the tip of the locking piece 4B. , a protruding piece 4D is formed that protrudes over the entire length in the longitudinal direction and is positioned along the peripheral edge of the opening flange 2A, and furthermore, each connecting body 4 has a double wall structure with an interval in the middle part and is flat. A hollow portion 7 having a shape is formed. Reference numeral 8 denotes an L-shaped connector for connecting adjacent connecting bodies 4 , and has insertion sides 8A, 8A inserted into the cavity 7, and a part of the insertion sides 8A, 8A is cut and raised to form an elastic pressing part. 9,9 is formed.
而して、相隣る接続体４の端部開口から連結具
８の挿入辺８Ａを空洞部７内に挿入し、これによ
り連結具８の弾性押圧部９が接続体４に強圧さ
れ、連結具８は空洞部７内に強固に保持されて相
隣る接続体４の45度カツト部を突き合わせ状態に
接続する。なお、接続体４を枠状に形成する際
に、内板３の周縁を接続体４の挿入溝４Ａ内に挿
入配置する組立作業を同時に行なう。しかる後、
内板３の周縁と接続体４の発泡断熱材側の接続部
分に、可撓性の第１シール部材、例えば発泡ポリ
エチレン等のシート１０を貼着して接続部分のシ
ールを行なう。 Then, the insertion side 8A of the connector 8 is inserted into the cavity 7 from the end opening of the adjacent connector 4 , and as a result, the elastic pressing part 9 of the connector 8 is strongly pressed against the connector 4 , and the connection is completed. The tool 8 is firmly held within the cavity 7 and connects the 45-degree cut portions of adjacent connecting bodies 4 in a butt state. Incidentally, when forming the connecting body 4 into a frame shape, an assembly operation for inserting and arranging the peripheral edge of the inner plate 3 into the insertion groove 4A of the connecting body 4 is performed at the same time. After that,
A flexible first sealing member, for example, a sheet 10 made of foamed polyethylene or the like, is attached to the peripheral edge of the inner plate 3 and the connecting portion of the connecting body 4 on the foamed heat insulating material side to seal the connecting portion.
一方、外板２の開口フランジ２Ａの全周縁に
は、開口内方に延出して連続する枠状の接着面１
１Ａを有する可撓性の第２シール部材、例えばビ
ニールクロステープ１１が貼着されている。 On the other hand, on the entire periphery of the opening flange 2A of the outer panel 2, a frame-shaped adhesive surface 1 that extends inward and continues into the opening is provided.
A flexible second sealing member having a diameter of 1A, for example vinyl cloth tape 11 , is attached.
そして、上述の様に、接続部分にシールを施し
た内板３と接続体４を外板２の開口部１２を閉塞
するように、外板２の開口フランジ２Ａに組合わ
せると、第４図に詳図する如く、接続体４の突片
４Ｄはテープ１１の接着面１１Ａを押圧し、係止
片４Ｂが開口フランジ２Ａに係止した状態で、確
実に接着面１１Ａに接着して開口フランジ２Ａと
接続体４の接続部分をシールすると共に、突片４
Ｄは開口フランジ２Ａの周端縁に沿つて位置づけ
られ、外板２に対する内板３及び接続体４の位置
決めを行なう。なお、必要があれば、図示する如
く開口フランジ２Ａと接続体４は発泡作業に際し
て、螺子１３により一層強固に接続される。 Then, as described above, when the inner plate 3 and the connecting body 4 , whose connecting parts are sealed, are assembled to the opening flange 2A of the outer plate 2 so as to close the opening 12 of the outer plate 2, as shown in FIG. As shown in detail in the figure, the protruding piece 4D of the connecting body 4 presses the adhesive surface 11A of the tape 11 , and with the locking piece 4B locked on the opening flange 2A, it securely adheres to the adhesive surface 11A and closes the opening flange. 2A and the connecting part 4 , and the protruding piece 4
D is positioned along the peripheral edge of the opening flange 2A, and positions the inner plate 3 and the connecting body 4 with respect to the outer plate 2. Incidentally, if necessary, the opening flange 2A and the connecting body 4 are more firmly connected by screws 13 during the foaming operation as shown in the figure.
斯かる状態で、外板２、内板３及び接続体４と
の間の空間に現場発泡にて断熱材５が充填され、
断熱扉１を完成する。なお、ガスケツト６は断熱
材５の充填後に、接続体４の溝４Ｃに挿入され保
持される。 In this state, the space between the outer panel 2, inner panel 3, and connection body 4 is filled with a heat insulating material 5 by foaming on site.
Complete insulation door 1 . Note that after the gasket 6 is filled with the heat insulating material 5, it is inserted into the groove 4C of the connecting body 4 and held therein.
(ト) 発明の効果
本発明は以上の様に、第１シール部材によつて
断熱材側接続部分にシールを施した扉内板及び枠
状接続体を、扉外板の開口を閉塞するように外板
に組合わせたとき、接続体の突片が外板の開口フ
ランジの全周縁に貼着した第２シール部材の接着
面を押圧することにより、接続体の係止片を開口
フランジに係止した状態では、突片を第２シール
部材の接着面に確実に接着させることができるた
め、外板の開口フランジと接続体の接続部分及び
内板周縁と接続体の接続部分の両方を断熱材側に
おいて確実にシールし、夫々の接続部分からの発
泡断熱材の洩れを確実に防止することができる。(G) Effects of the Invention As described above, the present invention provides a method for sealing the door inner plate and the frame-shaped connecting body whose connecting portions on the heat insulating material side are sealed by the first sealing member so as to close the opening of the door outer plate. When assembled to the outer panel, the protruding piece of the connecting body presses the adhesive surface of the second seal member attached to the entire periphery of the opening flange of the outer panel, so that the locking piece of the connecting body is attached to the opening flange. In the locked state, the projecting piece can be reliably adhered to the adhesive surface of the second seal member, so that both the connecting portion between the opening flange of the outer plate and the connecting body and the connecting portion between the inner plate periphery and the connecting body are bonded. It is possible to reliably seal on the heat insulating material side and reliably prevent leakage of the foamed heat insulating material from the respective connection parts.
しかも、接続体の突片は、外板の開口フランジ
の周端縁に沿つて位置づけられるため、外板に対
する内板及び接続体の位置決め効果を併せて奏す
るものである。 Moreover, since the protruding piece of the connecting body is positioned along the peripheral edge of the opening flange of the outer plate, it also has the effect of positioning the inner plate and the connecting body with respect to the outer plate.
第１図は本考案の断熱扉の要部を示す断面図、
第２図は内板、接続体及び連結具の分解斜視図、
第３図は第２シール部材を貼着した外板の斜視
図、第４図は発泡性断熱材の充填前の扉の組立て
状態を示す断面図である。
１……断熱扉、２……扉外板、２Ａ……開口フ
ランジ、３……扉内板、４……接続体、４Ｂ……
係止片、４Ｄ……突片、５……断熱材、１０……
発泡ポリエチレンシート（第１シール部材）、１
１……ビニールクロステープ（第２シール部材）、
１１Ａ……接着面、１２……開口部。
Figure 1 is a sectional view showing the main parts of the heat insulating door of the present invention.
Figure 2 is an exploded perspective view of the inner plate, connecting body, and connector;
FIG. 3 is a perspective view of the outer panel to which the second sealing member is attached, and FIG. 4 is a sectional view showing the assembled state of the door before filling with the foam heat insulating material. 1 ...Insulated door, 2...Door outer plate, 2A...Opening flange, 3...Door inner plate, 4 ...Connection body, 4B...
Locking piece, 4D... Projecting piece, 5... Insulating material, 10...
Foamed polyethylene sheet (first sealing member), 1
1... Vinyl cloth tape (second sealing member),
11A...adhesive surface, 12...opening.
Claims (1)
る箱状の扉外板と、扉内板を備え、扉外板の開口
フランジと扉内板の周縁とを枠状接続体によつて
接続した後、扉外板、扉内板及び接続体との間の
空間に、現場発泡にて断熱材を充填して成る断熱
扉において、前記内板周縁と接続体との断熱材側
接続部分に第１シール部材を貼着し、前記開口フ
ランジの全周縁に開口内方に延出する接着面を有
する第２シール部材を貼着し、前記内板及び枠状
接続体によつて前記外板の開口を閉塞したとき、
前記開口フランジに係止する係止片及び開口フラ
ンジの全周端縁に沿つて位置づけられると共に前
記第２シール部材の接着面を押圧しながら該接着
面に接着する突片を前記接続体に形成したことを
特徴とする断熱扉。1. A box-shaped door outer panel having an opening flange formed by bending the periphery, and a door inner panel, and the opening flange of the door outer panel and the periphery of the door inner panel are connected by a frame-shaped connection body. After that, in an insulated door in which the space between the door outer panel, the door inner panel, and the connecting body is filled with a heat insulating material by foaming on site, a groove is installed at the connection part between the inner plate periphery and the connecting body on the insulating material side. A second sealing member having an adhesive surface extending inward of the opening is pasted on the entire periphery of the opening flange, and the outer plate is secured by the inner plate and the frame-shaped connection body. When the opening is closed,
A locking piece that locks onto the opening flange and a projecting piece that is positioned along the entire peripheral edge of the opening flange and adheres to the adhesive surface of the second sealing member while pressing the adhesive surface are formed on the connecting body. An insulated door that is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17062786A JPS6329181A (en) | 1986-07-18 | 1986-07-18 | Heat-insulating door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17062786A JPS6329181A (en) | 1986-07-18 | 1986-07-18 | Heat-insulating door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6329181A JPS6329181A (en) | 1988-02-06 |
| JPH0535346B2 true JPH0535346B2 (en) | 1993-05-26 |
Family
ID=15908376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17062786A Granted JPS6329181A (en) | 1986-07-18 | 1986-07-18 | Heat-insulating door |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6329181A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015068511A (en) * | 2013-09-26 | 2015-04-13 | 三菱電機株式会社 | Cold storage |
-
1986
- 1986-07-18 JP JP17062786A patent/JPS6329181A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6329181A (en) | 1988-02-06 |
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