CN117442040A - 内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯 - Google Patents
内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯 Download PDFInfo
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 7
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Abstract
内胆外壁复合有低辐射Low‑E银膜层的低真空夹层保温玻璃杯,包括玻璃杯内胆、玻璃杯外胆。在一端封闭,一端开口的玻璃杯内胆外表面,真空磁控溅射镀有Low‑E银膜层,玻璃杯内胆作为一个热辐射体对外辐射热量,Low‑E银膜层可以阻挡玻璃杯内胆的红外线光对外辐射。而Low‑E银膜层作为一种反射红外线光的选择性膜层,它只允许可见光透射,实现外壁镀有Low‑E银膜层的玻璃杯内胆,既可具有普通玻璃杯内胆的透明特性,又可实现减少辐射使其具有保温特性。从而在不影响保温玻璃杯透视效果的情况下,通过Low‑E银膜层提高玻璃杯内胆的保温效果,并结合玻璃杯内胆和玻璃杯外胆之间的低真空夹层,实现低真空夹层保温玻璃杯的透光保温功能。
Description
技术领域
本发明涉及保温容器技术领域,具体涉及内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯。
背景技术
目前的玻璃杯主要是双层中空保温玻璃杯,虽具有透光特性,但保温效果较差。再就是有一种保温玻璃杯,为表面贴薄膜的玻璃杯。
如发明名称:一种超薄隔热膜,申请号:CN201920233627.X,授权公告号:CN209888304U,授权公告日:20200103。
本发明涉及一种超薄隔热膜,其包括从下至上设置的衬底层、胶粘剂层、隔热层和保护层;衬底层为柔性聚合物薄膜,厚度为15~40μm;所述胶粘剂层为耐高温胶粘剂;隔热层包含气凝胶层和金属氧化物层,所述气凝胶层通过所述胶粘剂层粘接在所述衬底层表面;所述金属氧化物层为高折射率金属氧化物,所述金属氧化物层覆盖在所述气凝胶层表面;其中所述隔热层的总厚度<3μm;保护层覆盖在所述金属氧化物层表面,厚度为10?30nm。本发明的隔热膜整体厚度只有50μm以下,而热导率非常低,能贴附在复杂形状物体表面或对隔热膜有严格厚度限制的场合,可制成窗贴膜、保温杯、保温饭盒及户外睡袋等产品。
但此发明虽保温特性良好,但制作工艺复杂,制作成本高,且不具有透明效果。也即目前市场缺少一种具有良好的保温效果,又有透明特性的玻璃杯。
如发明名称:一种太阳能真空保温杯,申请号:CN202121605614.4,授权公告号:CN215686487U,授权公告日:20220201。
本实用新型提出一种太阳能真空保温杯,包括液体容纳杯体及反光隔热罩体,液体容纳杯体中具有放置热水的容纳空间,反光隔热罩体为柔性结构,反光隔热罩体展开时,与液体容纳杯体位置配合,由反光隔热罩体向液体容纳罩体反射太阳光,使液体容纳杯体中的热水保持温度,反光隔热罩体收合时,由反光隔热罩体对液体容纳杯体进行隔热保温。该太阳能真空保温杯在液体容纳杯体外部设置柔性结构的反光隔热罩体,反光隔热罩体展开时,与液体容纳杯体位置配合,由反光隔热罩体向液体容纳罩体反射太阳光,使液体容纳杯体中的热水保持温度,反光隔热罩体收合时,由反光隔热罩体对液体容纳杯体进行隔热保温,从而提升保温杯的保温性能。此专利结构复杂,缺少吸热膜层,清洁麻烦,正常使用时不透明。
再如发明名称:太阳能保温杯,申请号:CN201510139442.9,授权公告号:CN104739157B,授权公告日:20160706。
本发明提供一种太阳能保温杯,包括内层玻璃、外层玻璃;它们之间为真空层;内层玻璃的外表面镀制有太阳能集热膜;且内外层玻璃在上端形成杯口,并配有保温杯盖;外层玻璃的内底部设有一个开口朝上的圆盖状保温皿;保温皿由不透光保温层构成,且保温皿的外壁紧贴外层玻璃的内表面,保温皿的上端口不低于所述内层玻璃的底面;保温皿内盛有水银,且水银的量、保温皿的容积、整个真空层的容积之间具有如下特征关系:水银的温度在50℃以下时,水银的体积小于保温皿的容积;水银的温度到达100℃时,水银膨胀至充满整个真空层。该保温杯在户外晴朗天气状况下,使杯中的茶水始终保持合适的温度,并且可用于暖手,功能强大。但是,此发明应用了有巨毒且对环境有巨大污染的水银,因此不具有实用性。
发明内容
本发明一种内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯的具体技术方案如下:内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯,包括玻璃杯内胆、玻璃杯外胆。其特征是:在一端封闭,一端开口的玻璃杯内胆外表面,真空磁控溅射镀有Low-E银膜层,玻璃杯内胆作为一个热辐射体对外辐射热量,Low-E银膜层可以阻挡玻璃杯内胆的红外线光对外辐射。而Low-E银膜层作为一种反射红外线光的选择性膜层,它只允许可见光透射,对波长范围为380~780nm的可见光具有较高的透射比,对波长780~2500nm的太阳近红外辐射具有较高的反射比,对于中远红外辐射也有较高反射比。实现外壁镀有Low-E银膜层的玻璃杯内胆,既可具有普通玻璃杯内胆的透明特性,又可实现减少辐射使其具有保温特性。将透明玻璃杯内胆管口和透明玻璃杯外胆管口环形玻璃焊接封闭,制成低真空夹层保温玻璃杯。从而在不影响保温玻璃杯透视效果的情况下,通过Low-E银膜层提高玻璃杯内胆的保温效果,并结合玻璃杯内胆和玻璃杯外胆之间的低真空夹层,实现低真空夹层保温玻璃杯的透光保温功能。
制作内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯的方法,其特征是:将制作好的单通保温玻璃杯内胆用纯净水进行除油清洗、烘干。磁控溅射法工艺生产"Low-E"玻璃杯内胆,需磁控溅射镀一层包括纯银薄膜或其它材料Low-E薄膜作为功能膜。
将Ag靶材嵌入镀膜机阴极,并在与阴极垂直的水平方向置入磁场从而构成磁控靶。之后,将玻璃杯内胆置于真空蒸镀磁控溅射蒸镀机中,玻璃杯内胆垂直放置在架子上,将玻璃杯内胆管口进行遮蔽,送入10-1帕数量级的镀膜机真空环境中,通入适量的惰性气体Ar作为工艺气体,并保持真空度稳定。以磁控靶为阴极,加上直流或交流电源,在高电压的作用下,工艺气体发生电离,形成等离子体。其中,电子在电场和磁场的共同作用下,进行高速螺旋运动,碰撞气体分子,产生更多的正离子和电子。正离子在电场的作用下,达到一定的能量后撞击阴极靶材,被溅射出的靶材沉积在玻璃杯内胆上形成银薄膜。低辐射镀膜玻璃杯内胆通过在玻璃杯内胆表面镀有银薄膜,之后将磁控溅射镀有银Low-E银膜层的玻璃杯内胆置于外层玻璃管中套装,将玻璃杯内胆口与外层玻璃管口环形玻璃焊接,环形玻璃焊接管口为平滑管口,或为螺纹管口。火焰加热外层玻璃管壁,之后火焰加热封接玻璃外管尾部使之变软,利用石墨割刀将玻璃管焊接封底,在玻璃管封底冷却硬化后,停止对玻璃外管壁的加热,环形夹层内空气冷却收缩变成低真空,制成环形低真空夹层Low-E银膜层保温玻璃杯。
本发明的有益效果是:内玻璃管表面镀有Low-E膜的低真空玻璃杯,具有良好的透明效果和较好的保温特性,且具有生产工艺简单,制造成本低的特点。是对保温玻璃杯的性能提升。
附图说明
图1为本发明内玻璃管表面镀有Low-E膜的低真空玻璃杯的结构示意图。
图中:1保温杯螺纹杯口、2保温杯外罩玻璃胆、3保温杯内胆Low-E膜层、4保温杯外罩玻璃胆封头、5保温杯内胆封头、6低真空夹层、7保温杯内胆、8内外玻璃胆玻璃环形焊接头。
Claims (2)
1.内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯,包括玻璃杯内胆、玻璃杯外胆,其特征是:在一端封闭,一端开口的玻璃杯内胆外表面,真空磁控溅射镀有Low-E银膜层,玻璃杯内胆作为一个热辐射体对外辐射热量,Low-E银膜层可以阻挡玻璃杯内胆的红外线光对外辐射;而Low-E银膜层作为一种反射红外线光的选择性膜层,它只允许可见光透射,对波长范围为380~780nm的可见光具有较高的透射比,对波长780~2500nm的太阳近红外辐射具有较高的反射比,对于中远红外辐射也有较高反射比;实现外壁镀有Low-E银膜层的玻璃杯内胆,既可具有普通玻璃杯内胆的透明特性,又可实现减少辐射使其具有保温特性;将透明玻璃杯内胆管口和透明玻璃杯外胆管口环形玻璃焊接封闭,制成低真空夹层保温玻璃杯;从而在不影响保温玻璃杯透视效果的情况下,通过Low-E银膜层提高玻璃杯内胆的保温效果,并结合玻璃杯内胆和玻璃杯外胆之间的低真空夹层,实现低真空夹层保温玻璃杯的透光保温功能。
2.制作权利要求1内胆外壁复合有低辐射Low-E银膜层的低真空夹层保温玻璃杯的方法,其特征是:将制作好的单通保温玻璃杯内胆用纯净水进行除油清洗、烘干;磁控溅射法工艺生产"Low-E"玻璃杯内胆,需磁控溅射镀一层包括纯银薄膜或其它材料Low-E薄膜作为功能膜;
将Ag靶材嵌入镀膜机阴极,并在与阴极垂直的水平方向置入磁场从而构成磁控靶;之后,将玻璃杯内胆置于真空蒸镀磁控溅射蒸镀机中,玻璃杯内胆垂直放置在架子上,将玻璃杯内胆管口进行遮蔽,送入10-1帕数量级的镀膜机真空环境中,通入适量的惰性气体Ar作为工艺气体,并保持真空度稳定;以磁控靶为阴极,加上直流或交流电源,在高电压的作用下,工艺气体发生电离,形成等离子体;其中,电子在电场和磁场的共同作用下,进行高速螺旋运动,碰撞气体分子,产生更多的正离子和电子;正离子在电场的作用下,达到一定的能量后撞击阴极靶材,被溅射出的靶材沉积在玻璃杯内胆上形成银薄膜;低辐射镀膜玻璃杯内胆通过在玻璃杯内胆表面镀有银薄膜,之后将磁控溅射镀有银Low-E银膜层的玻璃杯内胆置于外层玻璃管中套装,将玻璃杯内胆口与外层玻璃管口环形玻璃焊接,环形玻璃焊接管口为平滑管口,或为螺纹管口;火焰加热外层玻璃管壁,之后火焰加热封接玻璃外管尾部使之变软,利用石墨割刀将玻璃管焊接封底,在玻璃管封底冷却硬化后,停止对玻璃外管壁的加热,环形夹层内空气冷却收缩变成低真空,制成环形低真空夹层Low-E银膜层保温玻璃杯。
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