JPH0473703B2 - - Google Patents
Info
- Publication number
- JPH0473703B2 JPH0473703B2 JP62196053A JP19605387A JPH0473703B2 JP H0473703 B2 JPH0473703 B2 JP H0473703B2 JP 62196053 A JP62196053 A JP 62196053A JP 19605387 A JP19605387 A JP 19605387A JP H0473703 B2 JPH0473703 B2 JP H0473703B2
- Authority
- JP
- Japan
- Prior art keywords
- heat insulating
- hollow
- frame
- panel
- insulating material
- 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
Landscapes
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
この発明は、プレハブ冷凍・冷蔵庫、クリーン
ルームなどに使用される断熱パネルを形成するた
めの中空パネルに関する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a hollow panel for forming a heat insulating panel used in prefabricated freezers/refrigerators, clean rooms, etc.
従来の技術とその問題点
この種の中空パネルとしては、互いに間隔をお
いて配置されている２枚の表面板と、両表面板周
縁部の間に介在されている枠とを備えており、両
表面板とと枠とにより形成された中空部に発泡性
断熱材が注入発泡されるようになされているもの
が知られている。BACKGROUND TECHNOLOGY AND PROBLEMS This type of hollow panel includes two face plates spaced apart from each other and a frame interposed between the peripheral edges of both face plates. It is known that a foamable heat insulating material is injected and foamed into a hollow portion formed by both surface plates and a frame.
断熱材の注入発泡に際しては、中空部の空気を
抜く必要があり、そのために、枠に空気抜き孔を
設けておいて、そこから空気を抜くようにしてい
た。ところが、空気抜き孔から空気とともに発泡
断熱材が漏れ出ることがあり、そうすると、漏れ
出た断熱材が表面板に付着して表面板が変色した
り傷ついたりすることがあつた。また、漏れ出た
断熱材の処理も面倒であつた。 When injecting and foaming a heat insulating material, it is necessary to remove air from the hollow space, and for this purpose, air vent holes are provided in the frame and the air is removed through the holes. However, the foamed insulation material sometimes leaked out along with the air from the air vent holes, and the leaked insulation material adhered to the top plate, causing discoloration or damage to the top plate. Furthermore, it was troublesome to dispose of leaked insulation material.
この発明は、上述の問題点を解決した断熱パネ
ルに形成用中空パネルを提供することを目的とす
る。 The object of the present invention is to provide a hollow panel for forming a heat insulating panel that solves the above-mentioned problems.
問題点を解決するための手段
この発明による断熱パネル形成用中空パネル
は、互いに間隔をおいて配置されている２枚の表
面板と、両表面板周縁部の間に介在されている枠
とを備えており、両表面板と枠とにより形成され
た中空部に発泡性断熱材が注入発泡されるように
なされている断熱パネル形成用中空パネルにおい
て、枠に、断熱材注入発泡の際に同中空部内の空
気を抜く空気抜き通路が設けられ、空気抜き通路
は、発泡断熱材の通過を許さない通路抵抗を有し
ていることを特徴とするものである。Means for Solving the Problems The hollow panel for forming a heat insulating panel according to the present invention comprises two face plates arranged at a distance from each other and a frame interposed between the peripheral edges of both the face plates. In a hollow panel for forming a heat insulating panel, in which a foamable heat insulating material is injected and foamed into the hollow part formed by both face plates and the frame, the same material is injected into the frame when the heat insulating material is injected and foamed. An air venting passage is provided for removing air from the hollow portion, and the air venting passage is characterized by having a passage resistance that does not allow passage of the foamed heat insulating material.
実施例
この発明の実施例を図面に参照してつぎに説明
する。Embodiments Embodiments of the present invention will now be described with reference to the drawings.
断熱パネル形成用中空パネルは、第１図および
第２図に示すように、互いに間隔をおいて配置さ
れている２枚の表面板１１，１２と、両表面板１
１，１２周縁部の間に介在されている枠１３とを
備えている。 As shown in FIGS. 1 and 2, the hollow panel for forming a heat insulating panel consists of two face plates 11 and 12 arranged at a distance from each other, and both face plates 1.
1 and 12 and a frame 13 interposed between the peripheral edges thereof.
枠１３は、上下一対の横枠部材２１と、左右一
対の縦枠部材２２とを備えている。各枠部材２
１，２２はいずれも塩化ビニル樹脂製である。な
お、各枠部材２１，２２のうち、下横枠部材およ
び右縦枠部材はその図示を省略している。上横枠
部材２１および左縦枠部材２２は互いの端面が直
角となるように配置されていて、その隅にはコー
ナピース２３が配置されている。 The frame 13 includes a pair of upper and lower horizontal frame members 21 and a pair of left and right vertical frame members 22. Each frame member 2
1 and 22 are both made of vinyl chloride resin. Note that among the frame members 21 and 22, the lower horizontal frame member and the right vertical frame member are omitted from illustration. The upper horizontal frame member 21 and the left vertical frame member 22 are arranged so that their end surfaces are perpendicular to each other, and a corner piece 23 is arranged at the corner thereof.
上横枠部材２１は、第３図に示すように、横断
面図開口を下に向けたＣ字状のものであつて、そ
の両下縁部には横断面逆Ｕ字状の表面板係止部３
１が外方突出状に、その頂部には横断面Ｕ字状の
補強リブ３２が内方突出状にそれぞれ設けられて
いる。左縦枠部材２２は、第４図に示すように、
横断面開口を左に向けたコの字状のものであつ
て、その両縁部には表面板係止部３４がそれぞれ
設けられており、これらの横断面は上横枠部材２
１の表面板係止部３１のものと同一である。コー
ナピース２３は、その全体が塩化ビニル樹脂によ
つて一体成形されたものであつて、横枠部材２１
の端部における内面にぴつたし嵌まり合つている
横断面Ｃ字状の嵌合部４１と、嵌合部４１の左端
にあつてその開口を閉じている平板状閉鎖部４２
と、閉鎖部４２の下端にあつて縦枠部材２２の上
端面に当接している正対視コの字状の当接部４３
と、当接部４３より上方に突出しかつ両枠部材２
１，２２の表面板係止部３１，３４が連続するよ
うに接続している方形板状の接続部４４とを有し
ている。当接部４３の下面には軟質ポリウレタン
フオーム製の断熱材漏れ止部材４５が貼付けられ
ており、これにより枠部材２１，２２の寸法誤差
が吸収される。そして、嵌合部４１の内面には閉
鎖部４２より右向きにのびた筒状部４６が設けら
れるとともに、その中空内部と連通するように閉
鎖部４２に連通孔４７があけられて、筒状部４６
の中空内部から連通孔４７にかけての部分が空気
抜き通路４８となされている。空気抜き通路４８
は上下方向を厚みとする偏平長円状の横断面輪郭
を有しており、その形状を具体的数字を一例とし
て挙げると、厚みＴは1.5mm、幅Ｗは７mm、長さ
Ｌは20mmである。 As shown in FIG. 3, the upper horizontal frame member 21 has a C-shape with the opening facing downward in cross section, and has a surface plate member with an inverted U-shape in cross section at both lower edges. Stop part 3
1 is provided in an outwardly projecting shape, and a reinforcing rib 32 having a U-shaped cross section is provided at the top of the reinforcing rib 32 in an inwardly projecting shape. The left vertical frame member 22, as shown in FIG.
It is U-shaped with its cross-sectional opening facing left, and surface plate locking portions 34 are provided on both edges thereof, and these cross-sections are connected to the upper horizontal frame member 2.
This is the same as that of the surface plate locking portion 31 of No. 1. The corner piece 23 is entirely integrally molded from vinyl chloride resin, and the horizontal frame member 21
A fitting part 41 having a C-shaped cross section that fits snugly into the inner surface at the end of the fitting part 41, and a flat plate-like closing part 42 which is located at the left end of the fitting part 41 and closes the opening thereof.
and a U-shaped contact portion 43 located at the lower end of the closing portion 42 and in contact with the upper end surface of the vertical frame member 22 when viewed from the front.
and protrudes upward from the contact portion 43 and both frame members 2
It has a rectangular plate-shaped connection part 44 that connects the surface plate locking parts 31 and 34 of 1 and 22 in a continuous manner. A heat insulating material leakage prevention member 45 made of soft polyurethane foam is attached to the lower surface of the contact portion 43, thereby absorbing dimensional errors in the frame members 21 and 22. A cylindrical part 46 extending rightward from the closing part 42 is provided on the inner surface of the fitting part 41, and a communication hole 47 is formed in the closing part 42 so as to communicate with the hollow interior of the cylindrical part 46.
A portion from the hollow interior to the communication hole 47 is an air vent passage 48. Air vent passage 48
has a flat oval cross-sectional profile with the thickness in the vertical direction, and to give an example of specific numbers, the thickness T is 1.5 mm, the width W is 7 mm, and the length L is 20 mm. be.
両端板１１，１２と枠１３とにより形成された
中空部には断熱材が注入発泡される。そのときに
空気抜き通路４８から中空部に存在している空気
は出ていくが、その空気とともに発泡断熱材が空
気抜き通路４８から漏れ出ないようにその形状が
決められている。これを満すような条件を実験に
より求めると、上述した空気抜き通路４８の幅Ｗ
を７mmとした場合、厚みＴは0.5〜2.0mmは好まし
くは0.8〜1.6mm、長さＬは５〜50mm、好ましくは
10〜30mmとなつた。 A heat insulating material is injected and foamed into the hollow portion formed by the end plates 11, 12 and the frame 13. At this time, the air existing in the hollow portion exits from the air vent passage 48, but the shape is determined so that the foamed heat insulating material does not leak out from the air vent passage 48 together with the air. When the conditions that satisfy this are found through experiments, the width W of the air vent passage 48 mentioned above is
is 7 mm, the thickness T is 0.5 to 2.0 mm, preferably 0.8 to 1.6 mm, and the length L is 5 to 50 mm, preferably
It became 10-30mm.
発明の効果
この発明によれば、パネルの中空部に断熱材を
注入発泡するに際し、空気抜き通路より中空部に
存在していた空気は出ていくが、そこを発泡断熱
材が通過することはないから、空気抜き通路から
断熱材が漏れ出ることが無い。Effects of the Invention According to this invention, when injecting and foaming a heat insulating material into the hollow part of a panel, the air existing in the hollow part exits through the air vent passage, but the foamed heat insulating material does not pass through there. Therefore, the insulation material will not leak out from the air vent passage.
図面はこの発明の実施例を示し、第１図はこの
発明の要部を示す分解斜視図、第２図は同要部を
示す破砕断面を含む正面図、第３図および第４図
はそれぞれ第２図の−線および−線にそ
う断面図である。
１１，１２……表面板、１３……枠、４８……
空気抜き通路。
The drawings show an embodiment of the present invention; FIG. 1 is an exploded perspective view showing the main parts of the invention, FIG. 2 is a front view including a fragmented cross section showing the main parts, and FIGS. 3 and 4 are respectively FIG. 2 is a sectional view taken along lines - and - in FIG. 2; 11, 12... Surface plate, 13... Frame, 48...
air vent passage.
Claims (1)
面板１１，１２と、両表面板１１，１２周縁部の
間に介在されている枠１３とを備えており、両表
面板１１，１２と枠１３とにより形成された中空
部に発泡性断熱材が注入発泡されるようになされ
ている断熱パネル形成用中空パネルにおいて、 枠１３に、断熱材注入発泡の際に同中空部内の
空気を抜く空気抜き通路４８が設けられ、空気抜
き通路４８は、発泡断熱材の通過を許さない通路
抵抗を有していることを特徴とする断熱パネル形
成用中空パネル。[Scope of Claims] 1 Comprising two surface plates 11 and 12 arranged at a distance from each other and a frame 13 interposed between the peripheral edges of both surface plates 11 and 12. In a hollow panel for forming a heat insulating panel in which a foamable heat insulating material is injected and foamed into a hollow portion formed by the surface plates 11, 12 and a frame 13, the same material is injected into the frame 13 at the time of injecting and foaming the heat insulating material. A hollow panel for forming a heat insulating panel, characterized in that an air vent passage 48 is provided for removing air from the hollow portion, and the air vent passage 48 has a passage resistance that does not allow passage of a foamed heat insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62196053A JPS6440325A (en) | 1987-08-05 | 1987-08-05 | Hollow panel for forming heat insulating panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62196053A JPS6440325A (en) | 1987-08-05 | 1987-08-05 | Hollow panel for forming heat insulating panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6440325A JPS6440325A (en) | 1989-02-10 |
| JPH0473703B2 true JPH0473703B2 (en) | 1992-11-24 |
Family
ID=16351413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62196053A Granted JPS6440325A (en) | 1987-08-05 | 1987-08-05 | Hollow panel for forming heat insulating panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440325A (en) |
-
1987
- 1987-08-05 JP JP62196053A patent/JPS6440325A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6440325A (en) | 1989-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
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|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
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