CN100512971C - 空气净化装置 - Google Patents
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Abstract
在包括通过流光放电生成等离子的流光放电部(40)、由包含在等离子中的激活种促进空气处理的触媒部(34)、以及滤集空气中的尘埃的集尘部(33)的空气净化装置中,能使触媒部(34)整个面上有效地发挥机能的同时,还为了够在集尘部(33)上除菌或钝化过敏源,从空气流动方向的上游一侧按顺序设置了流光放电部(40)、集尘部(33)、及触媒部(34)。
Description
技术领域
本发明,涉及一种空气净化装置,特别是涉及包括通过流光放电生成等离子的流光放电部、由包含在等离子中的激活种促进空气处理的触媒部、滤集空气中的尘埃的集尘部的空气净化装置。
背景技术
迄今为止,包括通过流光放电生成等离子的流光放电部、由等离子促进空气中的有气味物质或有害物质的处理的触媒部、滤集空气中的尘埃的集尘部的空气净化装置已被提案(参照专利文件1)。
该专利文件1的空气净化装置中,流光放电部是由放电电极和对向电极构成。并且,空气净化装置的空气通道中设置了流光放电部的同时,触媒部,设置在相对于流光放电部的空气流动方向下游一侧。还有,上述空气净化装置中,将集尘过滤器(集尘部)设置在流光放电部的上游一侧。由这种方式,滤集空气中的尘埃、菌类、过敏源等。
(专利文献)特开2002-336689号公报
(发明所要解决的课题)
专利文献1的空气净化装置中,在流光放电区域生成了激活种,但是,这个发生区域是在放电区域近旁,激活种随着空气流还没得到充分地扩散就到达了触媒部。其结果,触媒部的整个面上无法发挥有效的功能,出现不能充分发挥性能的问题。
还有,专利文献1的空气净化装置中,因为是在流光放电部的上流一侧设置了集尘过滤器,在这个集尘过滤器上既有被聚集的菌类会繁殖的可能,也有过敏源保持其活性的可能。为此,在过滤网交换等的维修时,菌类以及过敏源等有可能飞散到空气中。
发明内容
本发明,是鉴于这样的问题而考虑的。其目的在于全面发挥触媒部的有效机能的同时,在集尘部的除菌及钝化过敏源成为可能。
(解决课题的方法)
本发明,是在流光放电部(40)和触媒部(34)之间设置了集尘部(33),以集尘部(33)为电集尘部件的空气净化装置。
具体地讲,第一发明,是以包括通过流光放电生成等离子的流光放电部(40)、由包含在等离子中的激活种促进空气处理的触媒部(34)、和滤集空气中的尘埃的集尘部(33)的空气净化装置为前提的。且,本发明所说的触媒部(34)中,除具有通过提高上述激活种的活性促进空气处理的物质以外,还发挥作为吸附空气中的有气味物质或有害物质的激活种的反应场所的机能,包含着促进空气处理的吸附剂(如沸石)。
并且,这个空气净化装置,是以从空气流动方向上侧按顺序设置了流光放电部(40)、集尘部(33)、及触媒部(34),集尘部(33)由电集尘部件构成为特征。
这个第一发明中,由空气净化装置处理的空气,按照流光放电部(40)、集尘部(33)、及触媒部(34)的顺序通过。并且,在流光放电部(40)发生的包含在等离子中的激活种,随着空气流通过集尘部(33)后,到达触媒部(34)。在此,本发明中,因为流光放电部(40)和触媒部(34)之间设置了集尘部(33),空气通过该集尘部(33)时激活种得到充分地扩散。
还有,空气通过流光放电部(40)之际空气中的尘埃被离子化,这个被离子化了的尘埃又被集尘部的电集尘部件(33)滤集。
第二发明中,是在第一发明的空气净化装置中,以电集尘部件是静电过滤器为特征。
这个第二发明中,在空气通过流光放电部(40)之际空气中的尘埃被离子化,这个被离子化了的尘埃由静电过滤器(33)滤集。
—发明的效果—
根据上述第一发明,是从空气流动方向的上游一侧按顺序设置流光放电部(40)、集尘部(33)、以及触媒部(34),所以,由流光放电部(40)产生的包含在等离子中的激活种,随着空气流通过集尘部(33)后,到达触媒部(34)。所以,触媒部(34)的整个面上都有效地发挥机能,性能得到充分地发挥。
还有,当激活种通过集尘部(33)之际进行除菌及钝化过敏源,所以,在进行过滤网交换等的维修时不会发生菌类或过敏源在空气中飞散的问题。再有,因为在进入触媒部(34)之前除去了空气中的尘埃,所以,就可以防止向触媒部(34)由于尘埃附着而引起的触媒机能降低。
还有,该发明中,作为集尘部(33)是使用电集尘部件的,所以,利用流光放电部(40)的尘埃离子化效果,可以得到高除尘效果。再有,是将流光放电部(40)作为电集尘的放电部而利用的,可以小型化构成兼有由等离子的空气净化机能和由电除尘的空气净化机能的空气净化装置。
根据上述第二发明,作为集尘部(33)使用了静电过滤器,所以和第一发明一样,利用流光放电部(40)的尘埃离子化效果,可以得到高集尘效果。还有,将流光放电部(40)作为电集尘的放电部利用,所以,可以小型化构成兼有等离子空气净化机能和电除尘机能的空气净化机能的空气净化装置。
附图说明
图1,是本发明实施方式所涉及的空气净化装置的分解立体图。
图2,是从上方看实施方式的空气净化装置内部的图。
图3(a),是表示放电装置的电极构造主要部位的扩大图。
图3(b),是放电装置的水平剖面图。
(符号说明)
10 空气净化装置
20 外壳
30 机能部件
31 板式过滤器
32 离子化部
33 静电过滤器(集尘部)
34 触媒过滤器(触媒部)
40 放电装置(流光放电部)
41 放电电极
42 对向电极
具体实施方式
以下,基于附图详细说明本发明的实施方式。
图1,是本发明实施方式所涉及的空气净化装置(10)的分解立体图。图2,是从上方看实施方式的空气净化装置(10)内部的图。这个空气净化装置(10),是一般家庭或小规模商店等所使用的民用空气净化装置。
空气净化装置(10),包括一端开放的箱型外壳本体(21)、和安装在这个外壳本体(21)的开放端面的前挡板(22)形成的外壳(20)。外壳本体(21)的两侧面及上表面,和前挡板(22)前面的中央部,形成了导入被处理气体的室内空气的空气吸入口(23)。还有,外壳本体(21)的顶板靠背面一侧,形成了室内空气流出的空气喷出口(24)。
外壳本体(21)内,从空气吸入口(23)到空气喷出口(24)为止形成了室内空气流通的空气通道(25)。这个空气通道(25)上,从室内空气流动的上流一侧(图2中的下侧)按顺序设置了进行空气净化的功能部件(30)、和为在这个空气通道(25)内流通室内空气的离心送风机(26)。
上述功能部件(30),从前挡板(22)一侧按顺序设置板式过滤器(31)、离子化部(32)、放电装置(流光放电部)(40)、作为电集尘部件的静电过滤器(集尘部)(33)、及触媒过滤器(触媒部)(34)而构成。还有,空气净化装置(10)的外壳本体(21)的后部靠下侧,设置了放电装置(40)的电源器(45)。
板式过滤器(31),是滤集室内空气中所含的较大尘埃的过滤器。还有,离子化部(32),是为使通过板式过滤器(31)的较小尘埃带电,将该尘埃由设置在离子化部(32)下游一侧的静电过滤器(集尘过滤器)(33)滤集的离子化部。这个离子化部(32),是由复数条离子化线(35)、和对应于各离子化线(35)的对向电极(36)构成。
上述复数条离子化线(35),设置在具有波形形状至复数个“]”字型连接成的水平断面形状的波形部件(38)的前面一侧。且,本实施方式中,两个波形部件(38)分设在左右。还有,波形部件(38)前面一侧,形成了复数个前侧开口部(38a),各离子化线(35),架设在各前侧开口部(38a)内的波形部件(38)的上端和下端之间。另一方面,对应于上述离子化线(35)的对向电极(36),设置在形成波形部件(38)的前侧开口(38a)的壁面上。且,这个波形部件(38)的靠后侧面上,连接着与静电过滤器(33)平行设置的网状板(37)。
放电装置(40),包括复数个放电电极(41)、和与各放电电极(41)相对的面状对向电极(42)。
上述放电电极(41),形成为线状至棒状,设置在上述波形部件(38)的后侧。这个放电电极(41),如放电装置(40)的扩大立体图的图3(a)所示那样,是设置在波形部件(38)后侧开口部(38a)内的同时被上下延伸的电极支撑部件(43)所支撑。这个电极支撑部件(43),形成为水平断面为“]”字型,在所规定的部位形成了向前弯曲形成的复数个支撑板(固定部件)(44)。并且,线状至棒状的放电电极(41),支撑为由支撑板先端铆接的形式(参照图3(b)放电装置的水平剖面图)。如以上那样,放电装置(41)的两端部,成为从支撑板(44)向上下方向突出的状态。且,本实施方式中,放电电极(41)是以钨为材料构成的。
另一方面,对向电极(42),正象这样形成在放电电极(41)设置的波形部件(38)的后侧开口部(38b)内的第一面(后面)(38c)上。并且,这个第一面(38c)作为放电电极(41)相对的电极面起作用。正如这样,从支撑板(44)突出的放电电极,与对向电极(42)的电极面近似平行设置。且,对向电极(42)的上端部及下端部上,设置了介于各个对向电极(42)和上述电极支撑部件(43)之间的衬垫(46)。这个衬垫(46),在本实施方式中是由绝缘性绝缘子构成。并且,从放电电极(41)的先端部到对向电极(42)为止的间距(B)由上述衬垫(46)保持一定的间隔。
如上所述了的静电过滤器(33),设置在上述放电装置(40)的下游一侧。静电过滤器(33),在上游一侧的面上,由以上所述的离子化部(32)滤集带电的较小尘埃的同时,在下游一侧的面内含有光触媒(光半导体)。这个光触媒,进一步激化由于光电装置的放电生成的低温等离子中的反应性高的物质(电子、离子、臭氧、radical等激活种),促进室内空气中有害物质或有气味物质的分解。且,这个光触媒,是使用二氧化钛和氧化锌、或氧化钨和硫化镉等。还有,静电过滤器(33),水平面弯曲成波形而形成,也就是所谓的皱褶型过滤器的构成。
上述触媒过滤器(34),设置在静电过滤器(33)的下游一侧。这个触媒过滤器(34),是在蜂窝构造基材的表面附着等离子触媒而形成。这个等离子触媒,与上述光触媒一样,进一步激化由放电装置(40)的放电生成的低温等离子中的反应性高的物质(电子、离子、臭氧、radical等激活种),促进室内空气中有害物质或有气味物质的分解。这个等离子触媒中,使用了锰系触媒和贵金属系触媒,以及在这些触媒中添加了活性碳等的吸附剂。
—运转动作—
空气净化装置(10)的运转中,启动离心送风机(26),被处理气体的室内空气流通于外壳本体(21)内的空气通道(25)。还有,这种状态下,向离子化部(32)及放电装置(40)施加电源器(45)的高电压。
室内空气被导入外壳本体(21)内后,首先是在板式过滤器(31)除去较大的尘埃。通过了板式过滤器(31)的室内空气,流动方向离子化部(32)。离子化部(32)中,通过离子化线(35)和对向电极(36)之间的放电使室内空气中的较小的尘埃离子带电。包含这个带电尘埃的室内空气,流动方向静电过滤器(33)。并且,静电过滤器(33)中,滤集这些带电尘埃。
另一方面,放电装置(40)中,放电电极(41)和对向电极(42)之间由流光放电发生低温等离子。为此,由放电装置(40)发生的低温等离子,与室内空气一起流动方向下游一侧。
这个低温等离子中,包含了反应性高的物质(激活种)。并且,这个反应性高的物质,与室内空气接触分解室内空气中有害物质或有气味物质。再有,这个激活种,在通过静电过滤器(33)时扩散到空气通道(25)的整体内后,到达触媒过滤器(34)。这个激活种到达触媒过滤器(34)后,激活种进一步被激活,室内空气中有害物质或有气味物质进一步被分解。
由以上的做法除去尘埃的同时也除去了有害物质或有气味物质的室内空气,被吸入离心送风机(26),从空气吹出口(24)吹向室内。
—实施方式的效果—
根据这个实施方式,因为是从空气流动方向的上游一侧按顺序设置了流光放电部(40)、静电过滤器(33)、以及触媒过滤器(34),所以,由放电装置(40)发生的包含在等离子中的激活种,随着空气流通过静电过滤器(33)之际在空气中充分地扩散后到达触媒部(34)。因此,触媒部(34)的整个面上都有效地发挥机能,空气净化机能得到充分地发挥。
还有,因为当激活种通过静电过滤器(33)之际进行除菌及钝化过敏源,所以,在进行静电过滤器(33)交换等的维修时不会发生菌类或过敏源在空气中飞散的问题。再有,因为在进入触媒过滤器(34)之前除去了空气中的尘埃,所以,就可以防止向触媒过滤器(34)由于尘埃附着为起因的触媒机能降低。
《其他实施方式》
本发明,就以上的实施方式,还可以是如下的构成。
例如,上述实施方式中作为集尘部使用了静电过滤器(33),但是,使用集尘板(电极板)那样的电集尘部件亦可,使用其他的集尘用过滤器也行。
还有,上述实施方式中,设置了离子化部(32)使空气中较小的尘埃带电,再将这个尘埃由静电过滤器(33)滤集,但是,离子化部并非必须设置。即便是在不设置离子化部的情况下,由放电装置(40)可以得到尘埃的离子化效果,利用这个放电装置(40)的尘埃离子化效果,也可以得到静电过滤器(33)的高集尘效果。还有,这样做的话,因为将放电装置(40)作为电集尘的放电部而使用,所以,可以小型化构成由等离子的空气净化机能和由电除尘的空气净化机能兼得的空气净化装置。
还有,上述实施方式中,放电装置(流光放电部)(40)的下游一侧,设置了如锰系触媒和贵金属系触媒等的等离子触媒覆盖的基材的触媒过滤器(34)。然而,在放电装置(40)的下游一侧,取代这个触媒过滤器(34),设置如活性碳或沸石等的吸附剂覆盖基材的吸附处理部件亦可。这样的吸附处理部件,起着吸附空气中的有气味物质和有害物质起到激活种的反映处的功能,促进空气处理,是包含在本发明所言的触媒部中。
且,以上的实施方式,从本质上讲是最好的示例,但是,本发明无意局限于其适用物或其用途范围。
(产业上利用的可能性)
正如以上所说明的那样,本发明,对包括通过流光放电生成等离子的流光放电部、由包含在等离子中的激活种促进空气处理的触媒部、滤集空气中的尘埃的集尘部的空气净化装置是有用的。
Claims (2)
1.一种空气净化装置,包括通过流光放电生成等离子的流光放电部(40)、由包含在等离子中的激活种促进空气处理的触媒部(34)、和滤集空气中的尘埃的集尘部(33),其特征为:
从空气流动方向的上游一侧按顺序设置了流光放电部(40)、集尘部(33)、及触媒部(34),
集尘部(33)由电集尘部件构成。
2.根据权利要求1所涉及的空气净化装置,其特征为:
所述电集尘部件是静电过滤器。
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JP3742863B2 (ja) | 2006-02-08 |
ATE555854T1 (de) | 2012-05-15 |
KR100711070B1 (ko) | 2007-04-24 |
EP1666152B1 (en) | 2012-05-02 |
EP1666152A1 (en) | 2006-06-07 |
JP2006015280A (ja) | 2006-01-19 |
US7465339B2 (en) | 2008-12-16 |
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