CN1131572A - 玻璃板固定结构 - Google Patents
玻璃板固定结构 Download PDFInfo
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Abstract
一种玻璃板固定结构,该结构包括:框架,该框架用来固定于建筑物上,其内嵌入有玻璃板,从而将玻璃板的侧边部固定,其特征在于它还包括金属保持件,该保持件与上述玻璃板侧边部相接触,从而可将该玻璃板保持住,上述框架与该保持件相接触,从而借助该保持件将上述玻璃板固定。
Description
本发明涉及一种玻璃板固定结构,特别涉及一种下述的玻璃板固定结构,在该结构中,玻璃板嵌入固定于建筑物中的框架(比如,窗框),从而该玻璃板侧边部固定于该框架中。
以前,在固定保持玻璃板的框架中形成有用于嵌入玻璃板的槽,根据规格预先设计该槽的尺寸大于玻璃板厚度。这样,嵌入上述槽内的玻璃板是通过把固定件插入玻璃板与槽侧壁之间的空隙内而固定的。
图9表示设于防火区的玻璃固定结构。在框架20中用来嵌入玻璃板的槽20a内设有硅酸钙形成的定位块21,上述框架20是由固定于建筑物规定位置的一对角钢构成的,玻璃板22侧边部压于上述定位块21上,在上述槽20a中的框架20的相对二个侧壁20b与玻璃板所形成的各个空隙内,紧密地塞有由陶瓷纤维构成的圈23和板条24。借助上述圈23和板条24的反作用力便将玻璃板22的侧边部夹持固定住。因此,在划分区内发生火灾时,玻璃板22及其支承件不会受损。
上述玻璃板22会因热裂现象的影响而损坏脱落,因此它一般采用夹网玻璃板或叠层玻璃,该叠层玻璃中夹有由含水硅酸盐形成的中间层。上述热裂现象是这样发生的现象,即玻璃板中间部受热而发生膨胀,这样支承于窗框上的玻璃板侧边部分中会产生拉应力,该拉应力因大于玻璃板的侧边强度而使玻璃板开裂。
但是,按照上述已有的玻璃板固定结构,玻璃板是借助上述的陶瓷纤维圈及板条夹持固定的,这样当在划分区发生火灾时,玻璃板中间部直接接受燃烧热量而加热,与此相对照,嵌入上述槽内的玻璃板的侧边部由于上述陶瓷纤维的隔热作用而很难受到燃烧热量的影响。
其结果是,玻璃板中间部与侧边部之间的温差加大,从而会产生更易发生上述热裂现象的问题。
具体来说,当采用价格较低的一般建筑用碱石灰类玻璃板时,即使对其进行普通的热强化处理,也会发生上述的热裂现象,这样就很难通过基于日本建设省公告第1125号的防火试验。
因此,本发明的目的在于提供一种玻璃板固定结构,它可消除上述已有技术中所存在的问题,即使对已固定好的该玻璃板加热,也很难产生热裂现象。
为实现上述目的,本发明采用下述的玻璃板固定结构,该结构包括:框架,该框架用来固定于建筑物上,其内嵌入有玻璃板,从而将玻璃板的侧边部固定,其特征在于它还包括金属保持件,该保持件与上述玻璃板侧边部相接触,从而可将该玻璃板保持住,上述框架与该保持件相接触,从而借助该保持件将上述玻璃板固定住。
按照上述结构,在框架、保持件和玻璃板侧边部之间可顺利地传递热量。比如,在某一区域发生火灾时,燃烧热量不但会传递到在该区域外露的玻璃板中间部,而且借助保持件从框架传递到玻璃板侧边部,并且从该保持件传递到玻璃板侧边部,这样玻璃板中间部和其侧边部的温度差便减小。因此,与以隔热方式对玻璃板侧边部支承的支承件相比,在本发明中很难发生上述的热裂现象。按照本发明的玻璃板固定结构,由于很难发生上述的热裂现象,故可提高防火性能。
本发明的玻璃板其它固定结构能够更好地完成上述本发明目的。
上述框架最好为金属框架。
如按上述方式,在发生火灾时框架不易损坏,玻璃板可牢固地固定住,另外可确保良好地传热性。这样借助保持件可将来自发生火灾等的区域的辐射热从框架顺利传递到玻璃板侧边部,结果使热裂现象更加难以发生。
因此,即使采用下述经热强化处理的一般建筑用碱石灰类玻璃板,该板与夹网玻璃、叠层玻璃等其它的防火用玻璃相比更容易损坏脱落,因为很难发生热裂现象,该板可用来形成防火区,这样不但提高了固定玻璃板的选择性,而且因可使用价格较低的玻璃板从而使制作防火区的成本降低。
上述的保持件最好为可弹性地夹持上述玻璃板侧边部的保持件。
按上述方式,上述保持件通过夹持方式将玻璃板牢固固定住,另外即使在下述情况下,该情况是周围气温在玻璃板软化点(720~730℃)以上,固定于框架上的玻璃板已软化或正在软化,玻璃板侧边部可借助上述保持件夹持固定住,这样容易防止玻璃板侧边部从框架上脱出。
上述保持件中与玻璃板的接触部上最好设有向玻璃板一侧突出的多个突部。
按上述方式,在上述玻璃板软化时,上述多个突部通过嵌入软化的玻璃板表面可更牢固地将玻璃板侧边部固定住。
其结果是,即使在过热状态,玻璃板也很难脱出,这样便进一步提高了防火性。
下面参照附图对本发明的玻璃板固定结构的实施例进行详细说明。
图1为表示作为本发明实施例的玻璃板固定结构的主要部分剖面图;
图2为表示图1所示实施例玻璃板固定状态的主要部分剖面图;
图3为表示另一实施例的玻璃板固定结构的主要部分剖面图;
图4为表示第三实施例的玻璃板固定结构的主要部分剖面图;
图5为表示第四实施例的玻璃板固定结构的主要部分剖面图;
图6为表示作为另一个实施例的保持件的透视图;
图7为表示第五实施例的玻璃板固定结构的主要部分剖面图;
图8为表示第六实施例的玻璃板固定结构的主要部分剖面图;
图9为已有的玻璃板固定结构的主要部分剖面图。
图1为形成防火区的状态图,该防火区是这样形成的,即将玻璃板2嵌入固定于建筑物主体(建筑物的一个实例)上的一对金属角钢(框架的一个实例)1中,借助金属保持件3将玻璃板侧边部2支承于上述角钢1上固定。
上述角钢1可采用铁或铝等材料制成。最好该角钢具有固定玻璃板2的强度,另外还具有用来将辐射热顺利传递到玻璃板2侧边部的热传导性。当然该角钢还应具有防火性。一对角钢1按相互间保持可用来设置上述玻璃板2的空隙1a的方式用螺钉固定于建筑物主体B上。在上述空隙1a底部设有耐火性第一定位块4,它由硅酸钙制成并且对玻璃板2具有缓冲作用。
上述玻璃板2可由一般建筑用碱石灰类玻璃板经热强化处理而获得。该玻璃板热强化处理是这样进行的,即在靠近玻璃软化点(720~730℃)的温度对玻璃板加热,在循环空气冷却区对其吹送高压冷空气。为了缓解因热变形而产生的应力集中,将玻璃板2的端部磨成曲面。
沿截面方向看,上述保持件3为具有下述截面形状的槽形,该截面形状为图中所示的缺一条边的六角形,它是对金属板进行弯曲加工而形成的,并可弹性变形。上述玻璃板2侧边部嵌入在对应于上述六角形中所缺少的一条边部分的开口部3a中(参照图2)。
当保持件3未插入上述空隙1a中时,如图2所示,上述开口部3a的开口尺寸大于玻璃板2的厚度,另外该开口部3a的截面横向外部尺寸大于上述空隙1a的开口宽度。这样,以玻璃板2的侧边部嵌入上述开口部3a的状态,随着与玻璃板2一起插入上述空隙1a时,保持件3的靠近角钢1的外侧部便分别与角钢1接触固定好。因保持与玻璃板2一起地插入,就会受到二个角钢1产生的反作用力的作用,保持件3发生弹性变形而进入空隙1a内,同时由面对开口部1a的两端将玻璃板2侧边部弹性地夹持住。这样便完成了玻璃板2的固定。
当然,还可以在保持件3的底部设置与上述第一定位块4相同的第二定位块5。
如上所述,即使采用一般建筑用碱石灰类玻璃板(经热强化处理),上述实施例玻璃板固定结构的防火性能也能在基于日本建设省公告第1125号的防火试验中达到一级防火门的标准。
因此,上述防火试验无需在加热炉中对作为试验对象的玻璃门进行加热,便可根据其变化状态而确定出一级或二级防火门。
对于二级防火门,主要是指即使按防火标准加热曲线对玻璃板加热至795℃,加热时间为20分钟,也不会发生燃烧或损坏。而对于一级防火门,主要是指即使按防火标准加热曲线对玻璃板加热至925℃,加热时间再增加40分钟(通常计为60分钟),则软化的玻璃板也不会从框架上脱落下来。
按照上述实施玻例璃板固定结构,如果加热时间为上述二级防火门所需要的20分钟,则玻璃板中间部与侧边部的温度差少于260℃左右(对于已有技术中的实例为360℃左右),这样可使玻璃板边部中所产生的热应力控制在2000Kgf/cm2(对于已有技术中的实例为2600Kgf/cm2)。另外,由于保持件将玻璃板侧边部弹性地夹持住,即使在加热上述一级防火门所需的60分钟后玻璃板发生软化,该玻璃板侧边部仍继续牢固固定。下面对其它实施例进行说明。
(1)所述框架不应局限于在上述实施中所描述的由角钢形成的结构。比如,如图3所示,该框架也可由窗框6与挡块7构成。此时,不仅提高了在框架上固定玻璃板的操作性,而且由于上述挡块7可用不同尺寸的部件来代替,从而容易调整用来嵌入玻璃板的上述空隙1a的开口尺寸。其结果是,即使所固定的玻璃板的厚度不同,也能保持将其较好地保持固定。
同样,上述保持件的截面也不必限制在上述实施例所述的形状。比如,如图3所示,如果该保持件为与窗框6和挡块7相对合的形状。当周围气温上升时,该保持件能更容易地接收来自框架的热量,并且将该接收的热量传递给玻璃板侧边部,从而很容易将玻璃板侧边部与中间部的温度差减小。
(2)另外,如图4所示,如果该保持件为还与玻璃板侧边部相接触的形状,则可更快地传递热量,从而可进一步减小玻璃板的温度差。
(3)如图6所示,如果在该保持件的与上述玻璃板2相接触的接触部中设有朝玻璃板2一侧突出的多个突出齿8,那么即使在周围气温上升玻璃板发生软化的场合,该保持件也能因上述突出齿8嵌入玻璃板中而具有很强的保持力。
(4)上述突出齿8也可为图5所示的形状。此时,它与图6所示实施例具有相同的效果。
(5)再有,如图7所示,上述保持件3最好分别具有传热部9和嵌入部10,该传热部9通过与玻璃板侧边部相接触而接收热量,上述嵌入部10在玻璃板软化时可嵌入玻璃板2中。按照上述实施例,由于上述传热部9向玻璃板传递热量可更有效地避免发生热裂现象,同时由于嵌入部10的作用,还可更好地防止软化的玻璃板脱落。
(6)此外,保持件3还可为图8所示的形状。即,保持件3的一侧设有与挡块7嵌合的嵌合部11,其另一侧设有弹性压靠于玻璃板2一侧面上的抵压部12,这样保持件通过与挡块7嵌合的方式固定于窗框上,从而玻璃板2便夹持固定于上述抵压部12和窗框6之间。这时,可在窗框6和抵压部12之间设置适合的定位块5。该定位块既可沿长度方向与窗框6和玻璃板2连续接触,也可与上述部件部分或间断接触。上述保持件可使挡块7固定于窗框6上,这样不仅可将玻璃板2保持固定,而且还可提高玻璃板固定操作的效率。
Claims (9)
1.一种玻璃板固定结构,该结构包括:框架(1),该框架是用来固定于建筑物上的部件,将玻璃板(2)插入而将玻璃板(2)的侧边部固定住,其特征在于它还包括金属保持件(3),该保持件与上述玻璃板(2)侧边部相接触,从而可将该玻璃板保持住,上述框架(1)与该保持件(3)相接触,从而借助该保持件(3)固定上述玻璃板(2)。
2.根据权利要求1所述的结构,其特征在于上述框架(1)为金属件。
3.根据权利要求1或2所述的结构,其特征在于上述保持件(3)为可弹性地夹持上述玻璃板(2)的侧边部的形状。
4.根据权利要求1~3中任何一项所述的结构,其特征在于上述保持件(3)是其截面为缺少一条边的六边形的槽形。
5.根据权利要求1~3中的任何一项所述的结构,其特征在于上述框架(1)由窗框(6)和挡块(7)构成,同时上述保持件(3)为与上述窗框(6)和挡块(7)相接触的形状。
6.根据权利要求5所述的结构,其特征在于上述保持件(3)为与上述玻璃板(2)侧边部相接触的形状。
7.根据权利要求1~3中的任何一项所述的结构,其特征在于上述保持件(3)分别具有传热部(9)和嵌入部(10),该传热部通过与上述玻璃板(2)相接触传递热量,该嵌入部(10)在上述玻璃板(2)软化时嵌入该玻璃板(2)内。
8.根据权利要求1~3中的任何一项所述的结构,其特征在于在上述保持件(3)中与上述玻璃板(2)相接触的接触部设有朝向上述玻璃板(2)突出的突出齿(8)。
9.根据权利要求1~3中的任何一项所述的结构,其特征在于上述保持件(3)的一侧设有可与挡块(7)相嵌合的嵌合部(11),其另一侧设有可弹性压靠于上述玻璃板(2)的一侧面的抵压部(12),该保持件(3)通过与上述挡块(7)相嵌合而固定于窗框(6)上。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29773494A JP2886788B2 (ja) | 1994-12-01 | 1994-12-01 | ガラス板取付構造 |
JP297734/94 | 1994-12-01 |
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Publication Number | Publication Date |
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CN1131572A true CN1131572A (zh) | 1996-09-25 |
CN1092531C CN1092531C (zh) | 2002-10-16 |
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Application Number | Title | Priority Date | Filing Date |
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CN95121889A Expired - Fee Related CN1092531C (zh) | 1994-12-01 | 1995-12-01 | 玻璃板固定结构 |
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Country | Link |
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US (1) | US5670222A (zh) |
JP (1) | JP2886788B2 (zh) |
KR (1) | KR100217407B1 (zh) |
CN (1) | CN1092531C (zh) |
MY (1) | MY113773A (zh) |
TW (1) | TW301691B (zh) |
Cited By (3)
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CN102363067A (zh) * | 2011-11-15 | 2012-02-29 | 深圳市广安消防装饰工程有限公司 | 消火栓箱的玻璃固定结构 |
CN104321672A (zh) * | 2012-05-23 | 2015-01-28 | 旭硝子欧洲玻璃公司 | Led照明玻璃绝缘面板 |
CN106679433A (zh) * | 2016-12-24 | 2017-05-17 | 信宜市翔胜家电科技有限公司 | 陶炉与电路板的固定结构 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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US5910179A (en) * | 1996-10-25 | 1999-06-08 | Pitney Bowes Inc. | Method and system for transmitting data within a tree structure and receiving a confirmation or status therefor |
US6010758A (en) * | 1997-06-12 | 2000-01-04 | Anglin, Jr.; Richard L. | Shrapnel mitigation system |
BE1011593A3 (fr) * | 1997-12-09 | 1999-11-09 | Glaverbel | Profile de fixation de vitrage(s) resistant au feu et baie vitree comprenant au moins un vitrage maintenu en place par un tel profile. |
KR101281365B1 (ko) * | 2008-01-14 | 2013-07-02 | (주)엘지하우시스 | 목재 방화도어 |
JP5969780B2 (ja) * | 2012-03-12 | 2016-08-17 | 三和シヤッター工業株式会社 | 防火戸におけるガラス板保持構造 |
JP6047979B2 (ja) * | 2012-07-26 | 2016-12-21 | 株式会社イトーキ | ドア窓の取付装置 |
DE202012103964U1 (de) * | 2012-10-16 | 2014-02-05 | Promat Gmbh | Halterung für eine Brandschutzverglasung |
DE202012103966U1 (de) * | 2012-10-16 | 2014-02-05 | Promat Gmbh | Halterung für eine Brandschutzverglasung |
CN103527035B (zh) * | 2013-10-30 | 2016-06-08 | 无锡市安捷脚手架有限公司 | 铝合金型材 |
CN104120944B (zh) * | 2014-07-13 | 2018-09-11 | 张跃 | 一种带包角的外窗 |
JP7490389B2 (ja) * | 2020-02-21 | 2024-05-27 | 日本板硝子株式会社 | ガラスモジュール、ガラスユニット及びガラス窓 |
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US3081504A (en) * | 1959-05-05 | 1963-03-19 | Hauserman Co E F | Glazing assembly |
JPS546333A (en) * | 1977-06-16 | 1979-01-18 | Matsushita Electric Works Ltd | Structure of holding panel |
JPS621118A (ja) * | 1985-03-20 | 1987-01-07 | Kao Corp | 磁気記録媒体 |
JPH06240956A (ja) * | 1993-02-17 | 1994-08-30 | Sanwa Shutter Corp | パネル体における窓板の組込み構造 |
-
1994
- 1994-12-01 JP JP29773494A patent/JP2886788B2/ja not_active Expired - Lifetime
-
1995
- 1995-11-22 US US08/561,981 patent/US5670222A/en not_active Expired - Lifetime
- 1995-11-27 TW TW84112622A patent/TW301691B/zh not_active IP Right Cessation
- 1995-11-27 KR KR1019950043953A patent/KR100217407B1/ko not_active IP Right Cessation
- 1995-12-01 CN CN95121889A patent/CN1092531C/zh not_active Expired - Fee Related
- 1995-12-01 MY MYPI95003701A patent/MY113773A/en unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102363067A (zh) * | 2011-11-15 | 2012-02-29 | 深圳市广安消防装饰工程有限公司 | 消火栓箱的玻璃固定结构 |
CN102363067B (zh) * | 2011-11-15 | 2012-12-26 | 深圳市广安消防装饰工程有限公司 | 消火栓箱的玻璃固定结构 |
CN104321672A (zh) * | 2012-05-23 | 2015-01-28 | 旭硝子欧洲玻璃公司 | Led照明玻璃绝缘面板 |
CN106679433A (zh) * | 2016-12-24 | 2017-05-17 | 信宜市翔胜家电科技有限公司 | 陶炉与电路板的固定结构 |
Also Published As
Publication number | Publication date |
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KR960023598A (ko) | 1996-07-20 |
KR100217407B1 (ko) | 1999-09-01 |
MY113773A (en) | 2002-05-31 |
TW301691B (zh) | 1997-04-01 |
CN1092531C (zh) | 2002-10-16 |
JP2886788B2 (ja) | 1999-04-26 |
JPH08158749A (ja) | 1996-06-18 |
US5670222A (en) | 1997-09-23 |
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