JP3641210B2 - Greening insulation building material and its construction method - Google Patents

Greening insulation building material and its construction method Download PDF

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JP3641210B2
JP3641210B2 JP2001033072A JP2001033072A JP3641210B2 JP 3641210 B2 JP3641210 B2 JP 3641210B2 JP 2001033072 A JP2001033072 A JP 2001033072A JP 2001033072 A JP2001033072 A JP 2001033072A JP 3641210 B2 JP3641210 B2 JP 3641210B2
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greening
building material
heat insulating
heat insulation
layer
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JP2002233235A (en
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譲治 安達
康雄 吉井
恵三 門脇
勝司 宮本
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株式会社ヌルハウス
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/24Structural elements or technologies for improving thermal insulation
    • Y02A30/244Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires

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Description

【0001】
【発明の属する技術分野】
この発明は、建築物の表面を緑化するための緑化断熱建築材及びその施工方法に関するものである。
【0002】
【従来の技術】
一般に、コンクリート建築物の断熱構造としては、建築物の躯体の内側に断熱材を設ける内断熱構造(以下、単に内断熱という)と、躯体の外側に断熱材を設ける外断熱(以下、単に外断熱という)とが知られている。内断熱は、日本国内において集合住宅、病院、オフィスビル、ホテル等のコンクリート建築物に広く使用されている。これに対して、外断熱は、スウェーデン、ドイツ、アメリカ等の欧米諸国において、新築のコンクリート建築物の殆どに使用されている。
【0003】
ところで、断熱を施した建物においては、当然のことながら、建物の内外において大きな温度差が生じる。特に、内断熱を施した建築物では、建築物の躯体の内側に断熱材が存在しているため、断熱材の内側と外側との間に生じる温度差に起因して、建築物内部や建築部外壁と断熱材との間の部分の湿度が上昇しやすい。そして、飽和水蒸気圧以上になると躯体壁面に結露が発生する。外断熱の場合は、外側の面が外気に露出しているので、大きな温度差が生じても、結露のおそれはほとんどない。これに対し、内断熱の場合は、建築物外壁と断熱材との間が閉空間になっているため、その閉空間内に湿気が充満する。そして、これがダニやカビの発生を増長させることになって、アトピー性皮膚炎や喘息等の人体の健康面に悪影響を及ぼす原因となっていた。また、結露の発生に伴い建材が腐食したり、躯体が劣化したりして、建築物の短命化を招いていた。
【0004】
さらに、内断熱の建築物においては、躯体の内側に断熱材が存在しているため、コンクリート等の躯体が外気温に影響さ
れて温度変化し、その躯体の蓄熱性能を室内温度調整の省エネルギーに活用することができなかった。すなわち、外気温が高い夏期においては、躯体が強い陽射しを受けて高温になり、室内の冷房負荷を増大させる要因になっていた。これとは逆に、外気温が低い冬期においては、躯体が外気にさらされて低温になり、室内の暖房負荷を増大させる要因になっていた。
【0005】
これに対して、外断熱を施した建築物では、建築物の躯体の外側に断熱材が存在しているため、躯体が室内の温度環境範囲以上の温度外乱にさらされることはあまりない。よって、躯体の内側と外側との間には室内の温度に引きずられた温度差しか生じず、躯体壁面には結露が発生しにくくなる。この場合、相対湿度の変化は室内の温度に影響されるため、室内の温度調整が適正であれば、結露は発生しなくなる。この結果、ダニやカビの発生を抑制することができて、アトピー等の人体の健康面に対する悪影響を未然の防止することができる。また、結露の発生に伴う建材の腐食や躯体の劣化を抑制することができて、建築物の長命化を図ることができる。
【0006】
さらに、外断熱の建築物においては、躯体の外側に断熱材が存在しているため、コンクリート等の躯体が外気温に影響されることなく、室内の調整温度に応じて温度変化して、その躯体の蓄熱性能を室内温度調整の省エネルギーに活用することができる。すなわち、外気温が高い夏期においては、躯体が外気温の影響を受けて高温になることはなく、室内の冷房負荷を低減することができる。また、外気温が低い冬期においては、躯体が外気にさらされて低温になることはなく、室内の温度に応じて暖まり、室内の暖房負荷を低減することができる。
【0007】
一方、昨今では都市構造の高層化と稠密化に伴い、建築物の屋上や外壁面等に緑化を施すことが、都市緑化の空間形成に重要視されてきている。このような建築物の緑化は、大気浄化、乾燥防止、温暖化防止、ヒートアイランド現象の緩和等、地球温暖化防止への効果が大きいことが認識され、景観の向上を含めて住環境の形成に際して重要な条件となってきている。
【0008】
この種の建築物の屋上や外壁面等に対する緑化方法としては、例えば特開2000−139209号公報に開示されるような方法が従来から知られている。この従来方法では、繊維を不織布状に堆積形成してなる基盤マットの繊維間隙に、土壌あるいは人工土壌よりなる植栽土壌を擦り込み充填して植生マットを形成する。そして、この植生マットに播種または苗播により植栽物を植生させた状態で、これを屋上や外壁面等の人工地盤上に遮水または透水シートを介して敷設固定するようになっている。
【0009】
【発明が解決しようとする課題】
ところが、この従来技術においては、植生マットが繊維を不織布状に堆積形成した基盤マットからなっているため、これを屋上や外壁面等の外側に敷設しても、敷設しなかったときに較べれば、断熱効果は大きいが、躯体への断熱を目的としたものではなかった。また、基盤マットが柔軟性を有するため、植栽物の植生状態で表面に凹凸が生じやすくて、植栽物を均一に育成しにくく、しかも外観の統一性や規則性が損なわれて、見栄えが悪いという問題があった。
【0010】
この発明は、このような従来の技術に存在する問題点に着目してなされたものである。その目的は、建築物の躯体の外側に敷設した状態で、十分な断熱効果を発揮することができるとともに、植栽物を植生して均一に育成することができる緑化断熱建築材、及びその施工方法を提供することにある。
【0011】
【課題を解決するための手段】
上記の目的を達成するために、請求項1に記載の発明は、断熱層の表面に、植栽物を植生させるための土壌を含む緑化層を設けた緑化断熱建築材において、前記断熱層を、硬質発泡体と、その硬質発泡体の上面に設けられた防水手段と、その防水手段の上面に設けられた硬質発泡体とより構成したことを特徴とするものである。
【0012】
従って、この発明によれば、緑化断熱建築材を建築物の躯体の外側に敷設した状態で、防水手段により断熱層の硬質発泡体内に水が浸入するのを抑制することができ、建築物の緑化断熱建築材として十分な断熱効果を発揮することができる。また、断熱層に水分が保持されることがほとんどないため、前述したように断熱効果を十分に発揮できるばかりでなく、建築物の寿命に悪影響を与えることもない。さらに、断熱層が硬質発泡体をベースにして形成されているため、緑化層に植栽物を植生した状態で、その表面に凹凸が生じることは少なく、植栽物を均一に育成することができる。
【0013】
また、前記断熱層を、硬質発泡体と、その硬質発泡体の下面に設けられた断熱材とより構成しても、前記と同様な作用を得ることができる。
断熱層及び緑化層を筺体内に収容してユニット化すれば、施工や運搬において取り扱いが容易になる。
【0014】
前記筺体に排水手段を設ければ、その排水手段を介して雨水を排出でき、植裁物の育成環境を良好に維持できる。
前記硬質発泡体を、硬質樹脂発泡体より構成すれば、安価であり、しかも軽量であるので、建築物に負担を与えない。
【0015】
前記硬質発泡体を、繊維強化発泡コンクリートより構成すれば、緑化断熱建築材を堅固に形成することができる。
前記防水手段として、多数の空気小室を有するシート材を用いれば、このシート材も高い断熱効果を有することになるので、断熱層の断熱効果をいっそう高めることができる。
【0016】
そして、前記シート材の少なくとも一方の面に防水性箔を設ければ、シート材の断熱性及び防水性がさらに向上するとともに、シート材として長寿命化を図ることができる。
【0017】
前記土壌が、pH7〜9の焼結岩を含むように構成すれば、雑草の繁殖を抑制して、植栽物の育成に適した環境を提供することができ、外観も向上する。
そして、この発明においては、請求項1〜請求項10のうちのいずれか一項に記載の緑化断熱建築材を、建築物の躯体の外側に敷設するとともに、固定手段より躯体に固定することを特徴とするものである。
【0018】
従って、この発明によれば、建築物の緑化工事により、外断熱を達成でき、外断熱工事を行う必要がない。このため、断熱工事の簡略化及び施工費の低減を図ることができるとともに、建物緑化、ひいては都市緑化に寄与することができる。
【0019】
【発明の実施の形態】
(第1実施形態)
以下に、この発明の第1実施形態を、図1〜図7に基づいて説明する。
【0020】
図1に示すように、この実施形態の緑化断熱建築材21は、コンクリート建築物22を断熱するために、その建築物22の屋上や外壁等の躯体23の外側に相互に隣接した状態で敷設固定される。
【0021】
図2及び図3に示すように、緑化断熱建築材21は、収容筐体24と、その収容筐体24内に積層収容された断熱層25及び緑化層26から構成されている。従って、この緑化断熱建築材21はユニット化され、施工,運搬、保管等において取り扱いが容易である。
【0022】
図2及び図3に示すように、前記収容筐体24は、合成樹脂により上面を開放した四角箱型に形成されている。収容筐体24の底面には、複数の排水溝24aが縦方向及び横方向へ所定間隔おきに延びるように形成されている。収容筐体24の底壁には、各排水溝24aの両端部と連通するように、排水孔24bが透設されている。この排水溝24a,排水孔24bにより雨水を排出するための排水手段が構成されている。また、収容筐体24の四隅には切欠部24cが形成されている。
【0023】
図3及び図6に示すように、前記断熱層25は、下硬質発泡体27と、防水手段を構成する防水シート28と、上硬質発泡体29とを積層して構成されている。下硬質発泡体27及び上硬質発泡体29は、発泡スチロール等の硬質合成樹脂発泡体から形成されている。図7に示すように、断熱性を有する防水シート28は、内部に多数の空気小室30aを区画形成してなる合成樹脂製のシート材30の表裏両面に、厚めのアルミニウム箔よりなる防水性箔31を接着固定等により接合した構成となっている。従って、防水シート28は、空気小室30aを有する構成に加えて、さらに防水性箔31により空気室を封止した構成になっており、この構成により、高い断熱性を有する。なお、図7においては、理解を容易にするために、防水性箔31の厚みを誇張して描いてある。
【0024】
図3及び図6に示すように、前記緑化層26は、断熱層25の上硬質発泡体29の表面に設置された大きめの焼結岩よりなる礫32と、その礫32間に充填された小さめの焼結岩を用いた軽量土壌33とよりなっている。また、礫32及び軽量土壌33としては、pH7〜9のものが使用されている。そして、この緑化層26の軽量土壌33には、植栽物34が播種または苗播により植生されている。なお、ここで、焼結岩とは、溶岩の外、鋳砂や廃棄物を焼成したものを指す。
【0025】
前記植栽物34としては、自生する多年草の一種または複数種を組み合わせて使用され、例えばセダム類をメインにして、牧草やハーブ類を適宜に組み合わせて使用され、全体の軽量化が図られる。なお、屋上の躯体23上に敷設される緑化断熱建築材21の自生植栽物34としては、例えば、ヨーロッパマンネン、コッシニウム、サカサマンネン、キリンソウ、タイトゴメ、メキシコマンネン等が適している。
【0026】
次に、前記のように構成された緑化断熱建築材21の施工方法を説明する。
さて、この施工時には、図1、図4及び図5に示すように、複数の緑化断熱建築材21をコンクリート建築物22における屋上等の躯体23の外側に、複数のスペーサ35を介して縦方向及び横方向に隣接状態で敷設する。そして、隣接配置された緑化断熱建築材21の収容筐体24の四隅上部に押え金具36を配置し、その押え金具36上から収容筐体24の切欠部24c及びスペーサ35を介して躯体23に、ボルト37を螺合させる。これにより、各緑化断熱建築材21が屋上等の躯体23の外側に敷設状態で整列固定される。前記スペーサ35,押え金具36,ボルト37等により、この実施形態における固定手段が構成されている。
【0027】
この緑化断熱建築材21の敷設状態においては、断熱層25に防水シート28が設けられているため、その防水シート28により断熱層25の下硬質発泡体27内への水の浸入が遮断される。よって、建築物22の躯体23の外側に設けられる緑化断熱建築材21として、十分な断熱効果を発揮することができる。その結果、結露の発生を防止して建築物22の建材の腐食や躯体23の劣化を抑制することができ、建築物22の長命化を図ることができる。また、躯体23の蓄熱性能を利用することができるため、室内温度調整の省エネルギーを図ることができる。
【0028】
さらに、断熱層25が硬質樹脂発泡体よりなる硬質発泡体27,29をベースにして形成されているので、緑化層26に植栽物34を植生した状態で、その表面に凹凸が生じることは少ない。よって、植栽物34に陽射しや風が平均的に当たって、植栽物34を均一に育成することができる。
【0029】
従って、この実施形態によれば、以下のような効果を得ることができる。
(1) この緑化断熱建築材21においては、硬質発泡体27,29と防水部材28とよりなる断熱層25の表面に、植栽物34を植生させるための土壌33を含む緑化層26を設けて構成されている。このため、緑化断熱建築材21を建築物22の躯体23の外側に敷設した状態で、防水部材28により断熱層25の硬質発泡体27,29内に水が浸入するのを抑制することができ、建築物22の緑化断熱建築材21として十分な断熱効果を発揮することができる。また、断熱層25が硬質発泡体27,29をベースにして形成されているため、緑化層26に植栽物34を植生した状態で、その表面に凹凸が生じることは少なく、植栽物34を均一に育成することができる。
【0030】
(2) この緑化断熱建築材21においては、前記硬質発泡体27,29が硬質合成樹脂発泡体より形成されている。このため、硬質発泡体27,29を容易かつ安価に製造することができ、施工コストの低減を図ることができる。また、硬質発泡体27,29は、軽量であるため、施工作業を容易に行うことができる。
【0031】
(3) この緑化断熱建築材21においては、前記防水部材が、多数の空気小室30aを有するシート材30の両面に防水性箔31を接合した防水シート28より構成されている。このため、硬質発泡体27内に水が浸入するのを確実に防止することができるばかりでなく、シート材30内の多数の空気小室30aの存在によって、断熱層25の断熱効果を飛躍的に高めることもできる。
【0032】
(4) この緑化断熱建築材21においては、前記土壌33がpH7〜9の焼結岩を含んで構成されている。このため、雑草の繁殖を抑制して、植栽物34の育成に適した環境を提供することができ、外観が向上する。
【0033】
(5) この緑化断熱建築材21においては、前記緑化層26が、断熱層25の表面に固定された礫32と、その礫32内に充填された土壌33とよりなっている。このため、礫32により土壌33を断熱層25の表面に確実に保持することができて、土壌33の流出を防止することができる。
【0034】
(6) この緑化断熱建築材21においては、収容筐体24内に断熱層25及び緑化層26が収容され、ユニット化されている。従って、この収容筐体24を整列させながら敷設すれば、屋上等が広い面積を有していても、熟練や専門技能を要することなくその屋上等に対してきわめて容易に緑化及び断熱を施すことができる。また、前述のように、収容筐体24内に断熱層25及び緑化層26が収容されて、ユニット化されているため、運搬や保管にも便利である。
【0035】
(7)この緑化断熱建築材21の施工方法においては、前記のような構成の緑化断熱建築材21を使用し、それを建築物22の躯体23の外側に敷設するとともに、止め具36,37より躯体23に固定している。このため、施工工事が簡単で、かつ断熱工事と緑化工事とが二重に行われることになり、工事の簡略化及び施工費の低減を図ることができるとともに、都市緑化に寄与することができる。
【0036】
(第2実施形態)
次に、この発明の第2実施形態を、前記第1実施形態と異なる部分を中心に説明する。
【0037】
さて、この第2実施形態においては、図8及び図9に示すように、緑化層26が、断熱層25の上硬質発泡体29の表面に設置された立体網目構造マット41と、その立体網目構造マット41内に充填された土壌33とよりなっている。また、断熱層25は、前記第1実施形態と同様に、硬質樹脂発泡体よりなる下硬質発泡体27と、防水手段を構成する防水シート28と、硬質樹脂発泡体よりなる上硬質発泡体29とを積層して構成されている。
【0038】
従って、この第2実施形態によれば、前記第1実施形態における(1)〜(4),(6)及び(7)に記載の効果に加えて、以下のような効果を得ることができる。
【0039】
(8) この緑化断熱建築材21においては、緑化層26が、断熱層25の表面に固定された立体網目構造マット41と、その立体網目構造マット41内に充填された土壌33とよりなっている。このため、立体網目構造マット41により土壌33を断熱層25の表面に確実に保持することができて、土壌33の流出を防止することができる。従って、前記実施形態に用いた礫32を用いることも不要になり、全体の軽量化を達成できる。
【0040】
(第3実施形態)
次に、この発明の第3実施形態を、前記第1実施形態と異なる部分を中心に説明する。
【0041】
さて、この第3実施形態においては、図10及び図11に示すように、断熱層25が、繊維強化発泡コンクリートよりなる下硬質発泡体27と、防水手段を構成する防水シート28と、下硬質発泡体27と同様の繊維強化発泡コンクリートよりなる上硬質発泡体29とを積層して構成されている。また、緑化層26は、前記第1実施形態と同様に、断熱層25の表面に設置された礫32と、その礫32内に充填された土壌33とよりなっている。
【0042】
従って、この第3実施形態によれば、前記第1実施形態における(1)及び(3)〜(7)に記載の効果に加えて、以下のような効果を得ることができる。
(9) この緑化断熱建築材21においては、断熱層25の上硬質発泡体29及び下硬質発泡体27が繊維強化発泡コンクリートより形成されている。このため、緑化断熱建築材21を繊維強化発泡コンクリートにて堅固に形成することができる。
【0043】
(第4実施形態)
次に、この発明の第4実施形態を、前記第1実施形態と異なる部分を中心に説明する。
【0044】
さて、この第4実施形態においては、図12及び図13に示すように、断熱層25が、前記第3実施形態と同様の繊維強化発泡コンクリートよりなる下硬質発泡体27と、防水手段を構成する防水シート28と、繊維強化発泡コンクリートよりなる上硬質発泡体29とを積層して構成されている。また、緑化層26が、前記第2実施形態と同様に、断熱層25の表面に設置された立体網目構造マット41と、その立体網目構造マット41内に充填された土壌33とよりなっている。
【0045】
従って、この第4実施形態によれば、前記各実施形態における(1)、(3)、(4)及び(6)〜(9)に記載の効果と同様の効果を得ることができる。
(変更例)
なお、この実施形態は、次のように変更して具体化することも可能である。
【0046】
・ 前記各実施形態において、下硬質発泡体27の上面と上硬質発泡体29の下面との少なくともいずれか一方に、防水手段としての防水塗料を直接塗布する等して、防水被覆を施すこと。このように構成すれば、部品点数が少なくなって、構成が簡単になるとともに、いっそうの軽量化を達成できる。
【0047】
・ 前記各実施形態において、断熱層25の下硬質発泡体27と上硬質発泡体29とを異なった材料で構成すること。例えば、下硬質発泡体27を硬質樹脂発泡体または繊維強化発泡コンクリートで形成するとともに、上硬質発泡体29を逆に繊維強化発泡コンクリートまたは硬質樹脂発泡体で形成すること。このように構成しても、前記実施形態と同様な効果を発揮できる。
【0048】
・ 防水シート28に用いられる防水性箔31を、その防水シート28の一側面のみに設けること。あるいは防水性箔31を用いないこと。このようにしても、防水性及び断熱性を確保できる。
【0049】
・ 前記実施形態では、礫32及び土壌33として焼成岩のみで構成したが、他の種類の礫や土壌を混入させること。このようにしても、雑草の発生を抑制できる。
【0050】
・ 前記実施形態では、礫32,土壌33,立体網目構造マット41等を断熱層25に設置したが、これらを断熱層25に接着したり、一部埋設したりすること。
【0051】
・ 前記格実施形態において、上硬質発泡体に代えて、礫や軽量土壌等よりなる土壌を設けること。このように構成すれば、植裁条件を変更できる。
・ 図14に示すように、収容筐体24の内底面に、図7に示すシート28を断熱材として敷設し、その上に、前記実施形態と同じ材質の硬質発泡体51を設けること。そして、硬質発泡体51の上面に緑化層26を設けること。このように構成した場合には、断熱機能をシート28が発揮し、硬質発泡体51により緑化層26を凹凸が生じることなく均一状態に育成することができる。
【0052】
【発明の効果】
以上、実施形態で例示したように、この発明においては、防水手段により断熱層の硬質発泡体内に水が浸入するのを防止することができ、緑化を達成できるばかりでなく、建築物の緑化断熱建築材として十分な断熱効果を発揮することができる。また、建築物の寿命に悪影響を与えることもない。しかも、硬質発泡体がベースであるため、緑化層に植栽物を植生した状態で、その表面に凹凸が生じることは少なく、植栽物を均一状態に育成することができる。
【図面の簡単な説明】
【図1】 第1実施形態の緑化断熱建築材の敷設状態を示す斜視図。
【図2】 図1の緑化断熱建築材を拡大して示す平面図。
【図3】 図2の3−3線における断面図。
【図4】 図2の緑化断熱建築材の敷設状態を示す要部平面図。
【図5】 図4の5−5線における部分断面図。
【図6】 図2の緑化断熱建築材における断熱層及び緑化層を拡大して示す部分断面図。
【図7】 図6の断熱層の防水部材を拡大して示す部分断面図。
【図8】 第2実施形態の緑化断熱建築材を示す断面図。
【図9】 図8の緑化断熱建築材における断熱層及び緑化層を拡大して示す部分断面図。
【図10】 第3実施形態の緑化断熱建築材を示す断面図。
【図11】 図10の緑化断熱建築材における断熱層及び緑化層を拡大して示す部分断面図。
【図12】 第4実施形態の緑化断熱建築材を示す断面図。
【図13】 図12の緑化断熱建築材における断熱層及び緑化層を拡大して示す部分断面図。
【図14】 変形例を示す断面図。
【符号の説明】
21…緑化断熱建築材、22…コンクリート建築物、23…躯体、24a…排水溝、24b…排水孔、25…断熱層、26…緑化層、27…下硬質発泡体、28…防水手段を構成する防水シート、29…上硬質発泡体、30…シート材、30a…空気小室、31…防水性箔、32…礫、33…軽量土壌、34…植栽物、36…固定手段としての押え金具、37…固定手段としてのボルト、41…立体網目構造マット、51…硬質発泡体。
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a greening heat insulating building material for greening the surface of a building and its construction method.
[0002]
[Prior art]
Generally, as a heat insulating structure of a concrete building, an internal heat insulating structure (hereinafter simply referred to as internal heat insulation) in which a heat insulating material is provided on the inside of the building frame and an external heat insulating material (hereinafter simply referred to as external heat) in which a heat insulating material is provided on the outside of the frame. Known as thermal insulation). Inner insulation is widely used in concrete buildings such as apartment houses, hospitals, office buildings, hotels, etc. in Japan. On the other hand, external insulation is used in most new concrete buildings in Western countries such as Sweden, Germany and the United States.
[0003]
By the way, in a building with heat insulation, as a matter of course, a large temperature difference occurs inside and outside the building. In particular, in a building with internal heat insulation, heat insulation is present inside the building housing, and therefore, due to the temperature difference between the inside and outside of the heat insulation, The humidity in the portion between the external wall and the heat insulating material tends to increase. And if it becomes more than saturated water vapor pressure, dew condensation will generate | occur | produce on a housing wall surface. In the case of external heat insulation, since the outer surface is exposed to the outside air, there is almost no risk of condensation even if a large temperature difference occurs. On the other hand, in the case of internal heat insulation, since the space between the building outer wall and the heat insulating material is a closed space, the closed space is filled with moisture. And this increased the occurrence of ticks and molds, which had a negative effect on human health such as atopic dermatitis and asthma. In addition, the building materials have been corroded with the occurrence of condensation, and the housing has deteriorated, leading to a shortened life of the building.
[0004]
In addition, in an internally insulated building, since there is a heat insulating material inside the housing, the temperature of the housing such as concrete changes due to the outside air temperature, and the heat storage performance of the housing is saved as energy saving for indoor temperature adjustment. I could not make use of it. That is, in the summer when the outside air temperature is high, the enclosure is subjected to strong sunlight and becomes hot, which increases the cooling load in the room. On the contrary, in the winter when the outside air temperature is low, the enclosure is exposed to the outside air and becomes low temperature, which increases the heating load in the room.
[0005]
On the other hand, in a building subjected to external heat insulation, since the heat insulating material exists outside the building housing, the housing is not often exposed to a temperature disturbance exceeding the indoor temperature environment range. Therefore, only the temperature difference dragged by the room temperature occurs between the inside and outside of the housing, and condensation hardly occurs on the wall surface of the housing. In this case, since the change in relative humidity is affected by the indoor temperature, dew condensation does not occur if the indoor temperature adjustment is appropriate. As a result, the occurrence of mites and molds can be suppressed, and adverse effects on human health such as atopy can be prevented. In addition, the corrosion of the building material and the deterioration of the frame due to the occurrence of condensation can be suppressed, and the life of the building can be extended.
[0006]
Furthermore, in a building with external heat insulation, since there is a heat insulating material on the outside of the frame, the frame such as concrete is not affected by the outside air temperature, and the temperature changes according to the adjustment temperature in the room. The heat storage performance of the enclosure can be used for energy saving in adjusting the room temperature. That is, in the summer when the outside air temperature is high, the housing is not affected by the outside air temperature and does not become hot, and the cooling load in the room can be reduced. Moreover, in the winter season when the outside air temperature is low, the housing is not exposed to the outside air and does not become low temperature, but is warmed according to the room temperature, and the indoor heating load can be reduced.
[0007]
On the other hand, in recent years, with the increase in density and density of urban structures, greening the rooftops and outer wall surfaces of buildings has been regarded as important for the formation of urban greening spaces. It is recognized that such greening of buildings has great effects on the prevention of global warming, such as air purification, prevention of drying, prevention of global warming, and mitigation of the heat island phenomenon. It has become an important condition.
[0008]
As a greening method for the roof of this type of building, the outer wall surface, and the like, a method disclosed in, for example, Japanese Patent Application Laid-Open No. 2000-139209 has been conventionally known. In this conventional method, a vegetation mat is formed by rubbing and filling a plant gap made of soil or artificial soil into a fiber gap of a base mat formed by depositing and forming fibers in a nonwoven fabric. Then, in a state in which the planted material is vegetated by sowing or seedling sowing on the vegetation mat, this is laid and fixed on an artificial ground such as a rooftop or an outer wall surface through a water shielding or permeable sheet.
[0009]
[Problems to be solved by the invention]
However, in this prior art, the vegetation mat is composed of a base mat in which fibers are deposited and formed in a non-woven form. Therefore, even if this is laid on the outside of the rooftop, outer wall, etc., compared to when it was not laid. Although the heat insulation effect was great, it was not intended to insulate the housing. In addition, since the base mat is flexible, it is easy to produce irregularities on the surface in the vegetation state of the plant, it is difficult to grow the plant uniformly, and the uniformity and regularity of the appearance is impaired, and it looks good There was a problem of being bad.
[0010]
The present invention has been made paying attention to such problems existing in the prior art. Its purpose is to provide a green insulation building material that can exhibit a sufficient heat insulation effect while being laid on the outside of the building frame, and that can be cultivated and grown uniformly, and its construction. It is to provide a method.
[0011]
[Means for Solving the Problems]
In order to achieve the above object, the invention according to claim 1 is a greening heat insulating building material in which a greening layer containing soil for vegetation planting is provided on the surface of the heat insulating layer. And a hard foam, a waterproof means provided on the upper surface of the hard foam, and a hard foam provided on the upper surface of the waterproof means .
[0012]
Therefore, according to the present invention, in a state where the greening heat insulating building material is laid on the outside of the building frame, water can be prevented from entering the hard foam of the heat insulating layer by the waterproof means, A sufficient heat insulating effect can be demonstrated as a greening heat insulating building material. Moreover, since moisture is hardly held in the heat insulating layer, the heat insulating effect can be sufficiently exhibited as described above, and the life of the building is not adversely affected. Furthermore, since the heat insulation layer is formed on the basis of a hard foam, there is little unevenness on the surface of the planted plant in the greening layer, and the plant can be grown uniformly. it can.
[0013]
Moreover, even if it comprises the said heat insulation layer from the hard foam and the heat insulating material provided in the lower surface of the hard foam, the effect | action similar to the above can be acquired.
If the heat insulating layer and the greening layer are accommodated in a housing and unitized, handling and transportation become easy.
[0014]
If a drainage means is provided in the housing, rainwater can be discharged through the drainage means, and the planting environment can be maintained well.
If the hard foam is made of a hard resin foam, it is inexpensive and lightweight, so it does not impose a burden on the building.
[0015]
If the said hard foam is comprised from fiber reinforced foamed concrete, a greening heat insulation building material can be formed firmly.
If a sheet material having a large number of air chambers is used as the waterproofing means, this sheet material also has a high heat insulating effect, so that the heat insulating effect of the heat insulating layer can be further enhanced.
[0016]
If a waterproof foil is provided on at least one surface of the sheet material, the heat insulating property and waterproof property of the sheet material can be further improved, and the life of the sheet material can be extended.
[0017]
If it comprises so that the said soil may contain the sintered rock of pH 7-9, weed growth can be suppressed, the environment suitable for the cultivation of a plant can be provided, and an external appearance also improves.
And in this invention, while fixing the greening heat insulation building material as described in any one of Claims 1-10 to the outer side of the housing of a building, it is fixing to a housing from a fixing means. It is a feature.
[0018]
Therefore, according to this invention, external heat insulation can be achieved by the greening work of the building, and there is no need to perform the external heat insulation work. For this reason, while being able to aim at simplification of heat insulation construction and reduction of construction cost, it can contribute to greening of a building and by extension, urban greening.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
(First embodiment)
Below, 1st Embodiment of this invention is described based on FIGS.
[0020]
As shown in FIG. 1, in order to insulate the concrete building 22, the greening insulation building material 21 of this embodiment is laid in the state adjacent to each other outside the housing 23 such as the rooftop or outer wall of the building 22. Fixed.
[0021]
As shown in FIGS. 2 and 3, the greening heat insulating building material 21 includes a housing case 24, a heat insulating layer 25 and a greening layer 26 stacked and housed in the housing case 24. Therefore, the greening heat insulating building material 21 is unitized and is easy to handle in construction, transportation, storage and the like.
[0022]
As shown in FIGS. 2 and 3, the housing case 24 is formed in a square box shape whose upper surface is opened with a synthetic resin. A plurality of drain grooves 24 a are formed on the bottom surface of the housing 24 so as to extend at predetermined intervals in the vertical direction and the horizontal direction. Drain holes 24b are formed in the bottom wall of the housing 24 so as to communicate with both end portions of the drain grooves 24a. The drain grooves 24a and the drain holes 24b constitute drain means for discharging rain water. Further, notches 24 c are formed at the four corners of the housing 24.
[0023]
As shown in FIGS. 3 and 6, the heat insulating layer 25 is formed by laminating a lower hard foam 27, a waterproof sheet 28 constituting a waterproof means, and an upper hard foam 29. The lower hard foam 27 and the upper hard foam 29 are formed of a hard synthetic resin foam such as expanded polystyrene. As shown in FIG. 7, the waterproof sheet 28 having a heat insulating property is a waterproof foil made of a thick aluminum foil on both front and back surfaces of a synthetic resin sheet material 30 in which a large number of air chambers 30a are partitioned. 31 is joined by adhesive fixing or the like. Therefore, the waterproof sheet 28 has a structure in which the air chamber is further sealed by the waterproof foil 31 in addition to the structure having the air chamber 30a, and this structure has high heat insulation. In FIG. 7, the thickness of the waterproof foil 31 is exaggerated for easy understanding.
[0024]
As shown in FIGS. 3 and 6, the greening layer 26 is filled between gravel 32 made of a large sintered rock installed on the surface of the upper hard foam 29 of the heat insulating layer 25 and the gravel 32. It consists of lightweight soil 33 using a small sintered rock. Moreover, as the gravel 32 and the lightweight soil 33, the thing of pH 7-9 is used. And in the lightweight soil 33 of this greening layer 26, the planted material 34 is vegetated by sowing or seedling sowing. Here, the term “sintered rock” refers to a material obtained by firing cast sand or waste in addition to lava.
[0025]
The plant 34 is used by combining one or more kinds of perennials that grow naturally. For example, sedum is mainly used and grass and herbs are appropriately combined to reduce the overall weight. For example, European mannene, cossinium, sakasa mannen, giraffe, tight gome, Mexican mannen and the like are suitable as the self-planting plant 34 of the greening heat insulating building material 21 laid on the roof 23 of the roof.
[0026]
Next, the construction method of the greening heat insulation building material 21 comprised as mentioned above is demonstrated.
Now, at the time of this construction, as shown in FIGS. 1, 4, and 5, a plurality of greening heat insulating building materials 21 are arranged in the vertical direction through a plurality of spacers 35 on the outside of a housing 23 such as a rooftop in a concrete building 22. And laying adjacent in the horizontal direction. And the holding metal fitting 36 is arrange | positioned in the upper part of the four corners of the accommodation housing | casing 24 of the greening heat insulation building material 21 arrange | positioned adjacently, and the housing | casing 23 is formed through the notch 24c and the spacer 35 of the housing housing 24 from the holding metal fitting 36. The bolt 37 is screwed. Thereby, each greening heat insulation building material 21 is aligned and fixed in the laying state on the outside of the housing 23 such as the rooftop. The spacer 35, presser fitting 36, bolt 37, and the like constitute the fixing means in this embodiment.
[0027]
In the laid state of the greening heat insulating building material 21, the waterproof sheet 28 is provided on the heat insulating layer 25, so that the water intrusion into the lower rigid foam 27 of the heat insulating layer 25 is blocked by the waterproof sheet 28. . Therefore, sufficient heat insulation effect can be exhibited as the greening heat insulation building material 21 provided in the outer side of the housing 23 of the building 22. As a result, the occurrence of condensation can be prevented, corrosion of the building material of the building 22 and deterioration of the housing 23 can be suppressed, and the life of the building 22 can be extended. Moreover, since the heat storage performance of the housing 23 can be used, energy saving in adjusting the room temperature can be achieved.
[0028]
Furthermore, since the heat insulation layer 25 is formed on the basis of the hard foams 27 and 29 made of a hard resin foam, in the state where the planted material 34 is vegetated on the greening layer 26, the surface is uneven. Few. Therefore, the planted product 34 can be uniformly grown by being exposed to sunlight and wind on the planted product 34 on average.
[0029]
Therefore, according to this embodiment, the following effects can be obtained.
(1) In this greening heat insulation building material 21, the greening layer 26 containing the soil 33 for making the planted plant 34 vegetate is provided on the surface of the heat insulation layer 25 which consists of the hard foams 27 and 29 and the waterproof member 28. Configured. For this reason, in the state which laid the greening heat insulation building material 21 in the outer side of the housing 23 of the building 22, it can suppress that water permeates into the hard foams 27 and 29 of the heat insulation layer 25 by the waterproof member 28. The greening heat insulation building material 21 of the building 22 can exhibit a sufficient heat insulating effect. Moreover, since the heat insulation layer 25 is formed on the basis of the hard foams 27 and 29, in the state where the planted material 34 is vegetated on the greening layer 26, there is little unevenness on the surface thereof, and the planted product 34 Can be cultivated uniformly.
[0030]
(2) In this greening heat insulation building material 21, the said hard foams 27 and 29 are formed from the hard synthetic resin foam. For this reason, the hard foams 27 and 29 can be manufactured easily and inexpensively, and the construction cost can be reduced. Moreover, since the hard foams 27 and 29 are lightweight, construction work can be performed easily.
[0031]
(3) In this greening heat insulating building material 21, the waterproof member is composed of a waterproof sheet 28 in which a waterproof foil 31 is bonded to both surfaces of a sheet material 30 having a large number of air chambers 30a. For this reason, not only can water be reliably prevented from entering the hard foam 27, but also the heat insulation effect of the heat insulation layer 25 can be dramatically improved by the presence of a large number of air chambers 30a in the sheet material 30. It can also be increased.
[0032]
(4) In this greening heat insulating building material 21, the soil 33 is configured to include sintered rocks having pH 7-9. For this reason, the propagation of weeds can be suppressed, an environment suitable for growing the planted product 34 can be provided, and the appearance is improved.
[0033]
(5) In this greening heat insulating building material 21, the greening layer 26 is composed of gravel 32 fixed to the surface of the heat insulating layer 25 and soil 33 filled in the gravel 32. For this reason, the soil 33 can be reliably held on the surface of the heat insulating layer 25 by the gravel 32, and the outflow of the soil 33 can be prevented.
[0034]
(6) In this greening heat insulation building material 21, the heat insulation layer 25 and the greening layer 26 are accommodated in the accommodation housing | casing 24, and are unitized. Therefore, if the housing case 24 is laid while being arranged, even if the rooftop has a large area, greening and heat insulation can be performed very easily on the rooftop without requiring skill or expertise. Can do. Further, as described above, since the heat insulating layer 25 and the greening layer 26 are accommodated in the accommodating housing 24 and unitized, it is convenient for transportation and storage.
[0035]
(7) In the construction method of the greening heat insulating building material 21, the greening heat insulating building material 21 having the above-described configuration is used, and the greening heat insulating building material 21 is laid on the outside of the housing 23 of the building 22, and the fasteners 36 and 37 are used. Further, it is fixed to the housing 23. For this reason, the construction work is simple, and the heat insulation work and the greening work will be performed in a double manner, which can simplify the construction and reduce the construction cost and contribute to urban greening. .
[0036]
(Second Embodiment)
Next, a second embodiment of the present invention will be described with a focus on differences from the first embodiment.
[0037]
In the second embodiment, as shown in FIGS. 8 and 9, the greening layer 26 includes a three-dimensional mesh structure mat 41 provided on the surface of the upper rigid foam 29 of the heat insulating layer 25, and the three-dimensional mesh. It consists of soil 33 filled in the structure mat 41. Further, as in the first embodiment, the heat insulating layer 25 includes a lower hard foam 27 made of a hard resin foam, a waterproof sheet 28 constituting a waterproof means, and an upper hard foam 29 made of a hard resin foam. Are laminated.
[0038]
Therefore, according to the second embodiment, in addition to the effects described in (1) to (4), (6) and (7) in the first embodiment, the following effects can be obtained. .
[0039]
(8) In the greening heat insulating building material 21, the greening layer 26 includes a three-dimensional network structure mat 41 fixed to the surface of the heat insulating layer 25 and a soil 33 filled in the three-dimensional network structure mat 41. Yes. For this reason, the soil 33 can be reliably held on the surface of the heat insulation layer 25 by the three-dimensional network structure mat 41, and the outflow of the soil 33 can be prevented. Accordingly, it is not necessary to use the gravel 32 used in the embodiment, and the overall weight can be reduced.
[0040]
(Third embodiment)
Next, a third embodiment of the present invention will be described with a focus on differences from the first embodiment.
[0041]
In the third embodiment, as shown in FIGS. 10 and 11, the heat insulating layer 25 includes a lower rigid foam 27 made of fiber-reinforced foam concrete, a waterproof sheet 28 constituting waterproof means, and a lower rigid. It is configured by laminating an upper hard foam 29 made of the same fiber reinforced foam concrete as the foam 27. In addition, the greening layer 26 includes gravel 32 installed on the surface of the heat insulating layer 25 and soil 33 filled in the gravel 32, as in the first embodiment.
[0042]
Therefore, according to the third embodiment, in addition to the effects described in (1) and (3) to (7) in the first embodiment, the following effects can be obtained.
(9) In this greening heat insulation building material 21, the upper hard foam 29 and the lower hard foam 27 of the heat insulation layer 25 are formed from fiber reinforced foam concrete. For this reason, the greening heat insulation building material 21 can be firmly formed with fiber reinforced foamed concrete.
[0043]
(Fourth embodiment)
Next, a fourth embodiment of the present invention will be described with a focus on differences from the first embodiment.
[0044]
In the fourth embodiment, as shown in FIGS. 12 and 13, the heat insulating layer 25 constitutes a lower hard foam 27 made of fiber-reinforced foamed concrete similar to that of the third embodiment, and waterproof means. The waterproof sheet 28 and the upper hard foam 29 made of fiber-reinforced foamed concrete are laminated. Moreover, the greening layer 26 is comprised of the solid network structure mat 41 installed on the surface of the heat insulation layer 25 and the soil 33 filled in the solid network structure mat 41, as in the second embodiment. .
[0045]
Therefore, according to this 4th Embodiment, the effect similar to the effect as described in (1), (3), (4) and (6)-(9) in each said embodiment can be acquired.
(Example of change)
In addition, this embodiment can also be changed and embodied as follows.
[0046]
In each of the above embodiments, a waterproof coating is applied to at least one of the upper surface of the lower rigid foam 27 and the lower surface of the upper rigid foam 29 by directly applying a waterproof paint as a waterproof means. With this configuration, the number of parts is reduced, the configuration is simplified, and further weight reduction can be achieved.
[0047]
In each of the above embodiments, the lower hard foam 27 and the upper hard foam 29 are made of different materials. For example, the lower hard foam 27 is formed of a hard resin foam or fiber reinforced foam concrete, and the upper hard foam 29 is formed of fiber reinforced foam concrete or a hard resin foam. Even if comprised in this way, the effect similar to the said embodiment can be exhibited.
[0048]
A waterproof foil 31 used for the waterproof sheet 28 is provided only on one side surface of the waterproof sheet 28. Or do not use waterproofing foil 31. Even if it does in this way, waterproofness and heat insulation can be ensured.
[0049]
In the above embodiment, the gravel 32 and the soil 33 are composed only of calcined rocks, but other kinds of gravel and soil are mixed. Even if it does in this way, generation | occurrence | production of weeds can be suppressed.
[0050]
-In the said embodiment, although the gravel 32, the soil 33, the three-dimensional network structure mat 41, etc. were installed in the heat insulation layer 25, these should be adhere | attached on the heat insulation layer 25, or it may embed partly.
[0051]
-In the said embodiment, it replaces with an upper rigid foam and provides the soil which consists of gravel, a lightweight soil, etc. If comprised in this way, the planting conditions can be changed.
-As shown in FIG. 14, the sheet | seat 28 shown in FIG. 7 is laid as a heat insulating material in the inner bottom face of the accommodating housing | casing 24, and the hard foam 51 of the same material as the said embodiment is provided on it. Then, the greening layer 26 is provided on the upper surface of the hard foam 51. When configured in this manner, the sheet 28 exhibits a heat insulating function, and the greening layer 26 can be grown in a uniform state by the hard foam 51 without causing unevenness.
[0052]
【The invention's effect】
As described above in the embodiment, in the present invention, water can be prevented from entering the hard foamed body of the heat insulating layer by the waterproof means, and not only can the greening be achieved, but also the greening heat insulation of the building A sufficient heat insulating effect can be exhibited as a building material. Moreover, it does not adversely affect the lifetime of the building. Moreover, since the hard foam is the base, there is little unevenness on the surface of the planted plant in the greening layer, and the planted plant can be grown in a uniform state.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a laying state of a greening heat insulating building material according to a first embodiment.
2 is an enlarged plan view showing the greening heat insulating building material of FIG. 1. FIG.
3 is a cross-sectional view taken along line 3-3 in FIG.
4 is a plan view of a principal part showing a laying state of the greening heat insulating building material of FIG. 2; FIG.
5 is a partial cross-sectional view taken along line 5-5 in FIG.
6 is an enlarged partial cross-sectional view showing a heat insulating layer and a greening layer in the greening heat insulating building material of FIG. 2;
7 is an enlarged partial sectional view showing a waterproof member of the heat insulating layer in FIG. 6;
FIG. 8 is a cross-sectional view showing a greening heat insulating building material according to a second embodiment.
9 is an enlarged partial cross-sectional view showing a heat insulating layer and a greening layer in the greening heat insulating building material of FIG. 8;
FIG. 10 is a cross-sectional view showing a greening heat insulating building material according to a third embodiment.
11 is an enlarged partial cross-sectional view showing a heat insulating layer and a greening layer in the greening heat insulating building material of FIG.
FIG. 12 is a cross-sectional view showing a greening heat insulating building material according to a fourth embodiment.
13 is an enlarged partial sectional view showing a heat insulating layer and a greening layer in the greening heat insulating building material of FIG. 12. FIG.
FIG. 14 is a sectional view showing a modification.
[Explanation of symbols]
21 ... Greening heat insulating building material, 22 ... Concrete building, 23 ... Housing, 24a ... Drainage groove, 24b ... Drainage hole, 25 ... Heat insulation layer, 26 ... Greening layer, 27 ... Lower rigid foam, 28 ... Constructing waterproof means Waterproof sheet, 29 ... upper rigid foam, 30 ... sheet material, 30a ... air chamber, 31 ... waterproof foil, 32 ... gravel, 33 ... lightweight soil, 34 ... planted material, 36 ... presser fitting as fixing means 37 ... Bolts as fixing means, 41 ... Solid mesh structure mat, 51 ... Hard foam.

Claims (11)

断熱層の表面に、植栽物を植生させるための土壌を含む緑化層を設けた緑化断熱建築材において、
前記断熱層を、硬質発泡体と、その硬質発泡体の上面に設けられた防水手段と、その防水手段の上面に設けられた硬質発泡体とより構成したことを特徴とする緑化断熱建築材。
In the greening heat insulation building material which provided the greening layer containing the soil for planting a plant on the surface of a heat insulation layer,
The greening heat insulation building material characterized by comprising the said heat insulation layer from the hard foam , the waterproof means provided in the upper surface of the hard foam, and the hard foam provided in the upper surface of the waterproof means .
断熱層及び緑化層を筺体内に収容してユニット化したことを特徴とする請求項1に記載の緑化断熱建築材。 The greening heat insulating building material according to claim 1, wherein the heat insulating layer and the greening layer are accommodated in a housing and unitized . 前記筺体には排水手段を有することを特徴とする請求項2に記載の緑化断熱建築材。The greening heat insulating building material according to claim 2, wherein the housing has a drainage means . 前記硬質発泡体は、硬質樹脂発泡体よりなることを特徴とした請求項1〜3のいずれか一項に記載の緑化断熱建築材。 The said hard foam consists of hard resin foams , The greening heat insulation building material as described in any one of Claims 1-3 characterized by the above-mentioned . 断熱層の表面に、植栽物を植生させるための土壌を含む緑化層を設けた緑化断熱建築材において、
前記断熱層を、硬質発泡体と、その硬質発泡体の上面に設けられた防水手段より構成し、前記硬質発泡体は、繊維強化発泡コンクリートよりなることを特徴とする緑化断熱建築材。
In the greening heat insulation building material which provided the greening layer containing the soil for planting a plant on the surface of a heat insulation layer,
The said heat insulation layer is comprised from the waterproof means provided in the upper surface of the hard foam and the hard foam, The said hard foam consists of fiber reinforced foamed concrete , The greening heat insulation building material characterized by the above-mentioned.
断熱層の表面に、植栽物を植生させるための土壌を含む緑化層を設けた緑化断熱建築材において、
前記断熱層を、硬質発泡体と、その硬質発泡体の下面に設けられた断熱材とより構成し、前記硬質発泡体は、繊維強化発泡コンクリートよりなることを特徴とする緑化断熱建築材。
In the greening heat insulation building material which provided the greening layer containing the soil for planting a plant on the surface of a heat insulation layer,
Wherein a heat insulating layer, and a hard foam, more structure and rigid foam heat-insulating material provided on the lower surface of the rigid foam, greening insulation building material you characterized by consisting of a fiber reinforced foamed concrete .
前記防水手段は、多数の空気小室を有するシート材よりなることを特徴とする請求項1〜のいずれか一項に記載の緑化断熱建築材。The greening heat insulating building material according to any one of claims 1 to 5 , wherein the waterproof means is made of a sheet material having a large number of air chambers. 前記断熱材は、多数の空気小室を有するシート材よりなることを特徴とする請求項に記載の緑化断熱建築材。The said heat insulating material consists of a sheet material which has many air chambers, The greening heat insulation building material of Claim 6 characterized by the above-mentioned. 前記シート材の少なくとも一方の面に防水性箔を設けたことを特徴とする請求項7に記載の緑化断熱建築材。  The greening heat insulating building material according to claim 7, wherein a waterproof foil is provided on at least one surface of the sheet material. 前記土壌は、pH7〜9の焼結岩を含むことを特徴とする請求項1〜9のいずれか一項に記載の緑化断熱建築材。  The said soil contains the sintered rock of pH 7-9, The greening heat insulation building material as described in any one of Claims 1-9 characterized by the above-mentioned. 請求項1〜10のうちのいずれか一項に記載の緑化断熱建築材を、建築物の躯体の外側に敷設するとともに、固定手段より躯体に固定することを特徴とする緑化断熱建築材の施工方法。  Construction of the greening heat insulating building material according to any one of claims 1 to 10, wherein the greening heat insulating building material according to any one of claims 1 to 10 is laid on the outside of the building frame and fixed to the frame by a fixing means. Method.
JP2001033072A 2001-02-09 2001-02-09 Greening insulation building material and its construction method Expired - Fee Related JP3641210B2 (en)

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JP4907855B2 (en) * 2003-10-16 2012-04-04 卯 石井 Artificial soil constituent base material, artificial soil structure for plant cultivation using it, and rooftop greening structure of buildings
JP4980560B2 (en) * 2003-10-16 2012-07-18 卯 石井 Artificial soil constituent base material, artificial soil structure for plant cultivation using it, and rooftop greening structure of buildings
JP2005269999A (en) * 2004-03-25 2005-10-06 Shinichiro Hayashi Earthquake-proof rooftop garden
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