JPH0323441Y2 - - Google Patents
Info
- Publication number
- JPH0323441Y2 JPH0323441Y2 JP1983147286U JP14728683U JPH0323441Y2 JP H0323441 Y2 JPH0323441 Y2 JP H0323441Y2 JP 1983147286 U JP1983147286 U JP 1983147286U JP 14728683 U JP14728683 U JP 14728683U JP H0323441 Y2 JPH0323441 Y2 JP H0323441Y2
- Authority
- JP
- Japan
- Prior art keywords
- foam
- joint
- joint structure
- waterproofing
- semi
- 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
Links
- 239000006260 foam Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 18
- 238000004078 waterproofing Methods 0.000 claims description 8
- 239000010426 asphalt Substances 0.000 claims description 5
- 229920001821 foam rubber Polymers 0.000 claims description 2
- 229920005672 polyolefin resin Polymers 0.000 claims 1
- 238000007872 degassing Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000010097 foam moulding Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Building Environments (AREA)
- Floor Finish (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は建築構造物に生ずる継ぎ目の間〓を被
覆する目地構造に係り、特にコンクリート壁に断
熱防水加工をする際に、コンクリート内部から発
生する揮発性ガスを脱気するために用いられる目
地構造に関する。[Detailed description of the invention] (Field of industrial application) This invention relates to a joint structure that covers the spaces between joints that occur in architectural structures, and in particular, when heat-insulating and waterproofing is applied to concrete walls. This invention relates to a joint structure used for degassing volatile gases.
（従来の技術）
一般に建築物のコンクリート壁の継ぎ目に断熱
防水加工を施すとコンクリートから発生する水蒸
気等の揮発性ガスが熱により膨張して、断熱防水
材の「ふくれ」現象を引き起こすことが知られて
いる。(Prior art) It is generally known that when insulation and waterproofing are applied to the joints of concrete walls in buildings, volatile gases such as water vapor generated from the concrete expand due to heat, causing the insulation and waterproofing material to bulge. It is being
この「ふくれ」現象を防止するために、従来か
ら第１図に示すような、硬質の塩化ビニル樹脂等
の硬質材料で造られ、下面に脱気通路が形成され
ている目地材が使用されている。これは脱気通路
をコンクリート２の継ぎ目３に接して被覆し、そ
の上から防水シート４およびアスフアルト５等の
断熱防水加工を行うと、コンクリート２内部から
発生する揮発性ガスを、脱気通路を通して外部へ
脱気することになる。 In order to prevent this "blister" phenomenon, a joint material has been used that is made of a hard material such as hard vinyl chloride resin and has a degassing passage formed on the bottom surface, as shown in Figure 1. There is. This is done by covering the degassing passage in contact with the joint 3 of the concrete 2, and applying insulation and waterproofing such as a waterproof sheet 4 and asphalt 5 over it, allowing volatile gases generated from inside the concrete 2 to pass through the degassing passage. Air will be vented to the outside.
（考案が解決しようとする課題）
上記従来の目地構造は塩化ビニル樹脂で造られ
ているため、脆弱、折れ易い等の欠点があつた。
また、硬質材料で形成されていることから長尺物
の成形が難しく、作業性を低下させるという難点
があつた。(Problems to be Solved by the Invention) Since the above-mentioned conventional joint structure is made of vinyl chloride resin, it has drawbacks such as being brittle and easily broken.
In addition, since it is made of a hard material, it is difficult to mold a long object, which reduces workability.
（課題を解決するための手段）
本考案はこのような欠点を解決するためになさ
れたもので、半硬質の発泡体の片面に複数の溝を
形成した目地材の該溝がコンクリート継ぎ目に対
向するように該目地材を配設し、その上から防水
シートおよびアスフアルト等の断熱防水加工を施
したことを特徴とする目地構造である。(Means for Solving the Problems) The present invention was made to solve these drawbacks, and the joint material has a plurality of grooves formed on one side of a semi-rigid foam, and the grooves face the concrete joint. This is a joint structure characterized by arranging the joint material so as to make the joint material, and applying a heat-insulating and waterproofing treatment such as a waterproof sheet and asphalt over the joint material.
本考案における半硬質の発泡体は、ポリエチレ
ン、ポリプロピレン、エチレン−プロピレン共重
合体、エチレン−酢酸ビニル共重合体等のアスフ
アルト系樹脂発泡体や、キシレン・ブタジエンゴ
ムや天然ゴム等を単独または混合したゴム系発泡
体等が好適に使用できる。その他、これらに熱安
定剤や着色剤等が添加されていてもよい。 The semi-rigid foam used in the present invention is made of asphalt resin foam such as polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, etc., xylene-butadiene rubber, natural rubber, etc. alone or in combination. Rubber foam etc. can be suitably used. In addition, heat stabilizers, colorants, etc. may be added to these.
本考案に使用する半硬質の発泡体は、みかけ密
度が0.033〜0.3ｇ／cm3となる範囲で行わることが
好ましく、0.3ｇ／cm3を超えると発泡体としての
特性が低下する。また0.033ｇ／cm3未満では成形
が困難である。 The semi-rigid foam used in the present invention preferably has an apparent density of 0.033 to 0.3 g/cm 3 , and if it exceeds 0.3 g/cm 3 , the properties of the foam will deteriorate. Moreover, if it is less than 0.033 g/cm 3 , molding is difficult.
本考案に使用する目地材は、いずれも半硬質の
発泡体の片面に複数の溝が形成されたもので、例
えば幅30〜50mm、厚さ1.5〜3.0mmのシート状の発
泡体の片面が深さ0.2〜2.0mm、幅１〜５mmの凹溝
が平行に設けられたものである。 The joint materials used in this invention are all semi-rigid foam with multiple grooves formed on one side. For example, one side of a sheet-like foam with a width of 30 to 50 mm and a thickness of 1.5 to 3.0 mm is Concave grooves with a depth of 0.2 to 2.0 mm and a width of 1 to 5 mm are provided in parallel.
本考案に使用する目地材は、上記の半硬質の発
泡体を使用して通常の発泡体成形方法により製造
する。即ち、例えばポリエチレンに発泡剤その他
の添加物を混合してなる半硬質の発泡体を、押出
機に供給して所定形状のシートに連続押出成形
し、次いで発泡剤の分解温度以上の温度に加熱し
て発泡させることにより製造される。 The joint material used in the present invention is manufactured by a normal foam molding method using the above-mentioned semi-rigid foam. That is, for example, a semi-rigid foam made by mixing polyethylene with a blowing agent and other additives is fed to an extruder and continuously extruded into a sheet of a predetermined shape, and then heated to a temperature higher than the decomposition temperature of the blowing agent. It is manufactured by foaming.
（作用）
本考案の目地構造はコンクリート壁の継ぎ目に
目地材の溝を対向するように装着し、しかるのち
通常の断熱防水加工が施されるので該目地材の溝
がコンクリート壁の内部から発生する揮発性ガス
の脱気路となる。(Function) The joint structure of the present invention is installed so that the grooves of the joint material face the joints of the concrete wall, and then ordinary insulation and waterproofing is applied, so the grooves of the joint material are generated from inside the concrete wall. It becomes a degassing path for volatile gases.
（実施例）
第２図に示す形状の幅2.3mm、深さ0.5mmの凹状
の溝７が2.0mm間隔で平行に３条設けられた幅90
mm、厚さ2.2mmの長尺のポリエチレン発泡体を製
造した。この発泡体のみかけ密度は0.2ｇ／cm3で
あつた。(Example) Width 90 in which three concave grooves 7 with a width of 2.3 mm and a depth of 0.5 mm as shown in Fig. 2 are provided in parallel at 2.0 mm intervals.
A long polyethylene foam with a thickness of 2.2 mm and a thickness of 2.2 mm was manufactured. The apparent density of this foam was 0.2 g/cm 3 .
得られた発泡体を目地材として、第１図のよう
に使用したところ、折れたりすることもなく容易
に装着でき、また施工後半年を経過しても「ふく
れ」現象は発生せずその機能が確認された。 When the obtained foam was used as a joint material as shown in Figure 1, it was easy to install without bending, and even after 6 months of construction, no "blister" phenomenon occurred and its functionality was confirmed. was confirmed.
また、第３図に示すような溝を形成するような
凸部８ａに曲面をもたせ断面山形状に形成したも
のを使用しても同様の結果を得た。 Further, similar results were obtained even when a convex portion 8a having a curved surface and a mountain-shaped cross section was used to form a groove as shown in FIG.
（考案の効果）
上述のとおり、本考案によれば機械的特性およ
び加工性に優れた半硬質の発泡体を材料としたの
である程度の弾力性を有し、作業中に折れたりす
ることがなく作業性が向上した。また、長尺物の
成形が可能となる。更に、半硬質であるためナイ
フや鋏による切断が可能である。(Effects of the invention) As mentioned above, according to the invention, since the material is semi-rigid foam with excellent mechanical properties and workability, it has a certain degree of elasticity and does not break during work. Improved work efficiency. Furthermore, it becomes possible to mold long objects. Furthermore, since it is semi-hard, it can be cut with a knife or scissors.
第１図は目地構造の一実施例を示す断面図、第
２図および第３図は第１図の目地構造に使用され
る目地材の例を示す一部斜視図である。
１：目地材、２：コンクリート壁、３：継ぎ
目、４：防水シート、５：アスフアルト、６：発
泡体、７：溝、８：凸部。
FIG. 1 is a sectional view showing an example of a joint structure, and FIGS. 2 and 3 are partial perspective views showing examples of joint materials used in the joint structure of FIG. 1. 1: joint material, 2: concrete wall, 3: joint, 4: waterproof sheet, 5: asphalt, 6: foam, 7: groove, 8: convex part.
Claims (1)
目地材の該溝がコンクリート継ぎ目に対向する
ように該目地材を配設し、その上から防水シー
トおよびアスフアルト等の断熱防水加工を施し
たことを特徴とする目地構造。 (2) 発泡体が、オレフイン系樹脂発泡体である実
用新案登録請求の範囲第一項記載の目地構造。 (3) 発泡体が、ゴム系発泡体である実用新案登録
請求の範囲第１項記載の目地構造。 (4) 発泡体のみかけ密度が、0.033〜0.3ｇ／cm3で
ある実用新案登録請求の範囲第１項ないし第３
項のいずれか１項記載の目地構造。[Scope of Claim for Utility Model Registration] (1) A joint material with multiple grooves formed on one side of a semi-rigid foam is arranged so that the grooves face the concrete joint, and waterproofing is applied over the joint material. A joint structure characterized by heat-insulating and waterproofing of sheets and asphalt. (2) The joint structure according to claim 1, wherein the foam is an olefin resin foam. (3) The joint structure according to claim 1, wherein the foam is a rubber foam. (4) Utility model registration claims 1 to 3 in which the foam has an apparent density of 0.033 to 0.3 g/cm 3
The joint structure described in any one of the paragraphs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14728683U JPS6053905U (en) | 1983-09-21 | 1983-09-21 | joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14728683U JPS6053905U (en) | 1983-09-21 | 1983-09-21 | joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6053905U JPS6053905U (en) | 1985-04-16 |
| JPH0323441Y2 true JPH0323441Y2 (en) | 1991-05-22 |
Family
ID=30327580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14728683U Granted JPS6053905U (en) | 1983-09-21 | 1983-09-21 | joint structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6053905U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5332173A (en) * | 1976-08-27 | 1978-03-27 | Arata Morita | Screen takeeup apparatus in laver screening machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58118112U (en) * | 1982-02-02 | 1983-08-12 | 松下電工株式会社 | Waterproof sealing material |
-
1983
- 1983-09-21 JP JP14728683U patent/JPS6053905U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5332173A (en) * | 1976-08-27 | 1978-03-27 | Arata Morita | Screen takeeup apparatus in laver screening machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6053905U (en) | 1985-04-16 |
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