JPS6071053A - Dust collecting apparatus - Google Patents

Abstract

PURPOSE:To make it possible to collect dirty particles in air with good efficiency without using a high voltage power source by a simple inexpensive apparatus, by forming a filtering part by forming a brush like surface made of a dielectric material to the opposed surfaces of electrode plates. CONSTITUTION:The titled apparatus is constituted so that a filtering part 4 is provided in an exterior body 1 having an air inflow port 11 and an air outflow port 12 so as to be arranged along an air flowing direction and a pair of electrode plates 41, 41' opposed to each other, brush like surface 42, 42' formed to the opposed surfaces of the electrode plates and made of a dielectric material and a power source 44 connected to a pair of the above-mentioned electrode plates are provided. An electrostatic field is generated between fine gap spaces formed by the above-mentioned brush like surfaces and dirty particles mixed in air are efficiently collected by electrostatic action.

Description

【発明の詳細な説明】 本発明は、空気中ｌこ混在する汚染粒子を静電気的作用
により集塵する集塵装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a dust collector that collects contaminant particles mixed in the air by electrostatic action.

従来此種の集塵装置はグラスウール等をフィルター番ご
使用して、このフィルター内の微小空孔に汚染粒子、例
えば塵埃を捕集して空気を清浄にす６物理的集塵装置と
、放電電極及び集塵電極を備えこれらの放ｉ電極と集塵
電極６ζは夫々異極性となる様に電圧を印加し、上記放
電電極Ｃとコロナ放電させる事ｌこまって汚染粒子を帯
電させ、こね−こより上記集塵電極に汚染粒子を吸着捕
集する静電、気的集塵装置とが提供されている。Conventionally, this type of dust collector uses a filter such as glass wool to collect contaminant particles, such as dust, in the micropores in the filter to purify the air.6 Physical dust collectors and electric discharge Equipped with an electrode and a dust collection electrode, voltages are applied to the discharge electrode and the dust collection electrode 6ζ so that they have different polarities, respectively, and a corona discharge is caused with the discharge electrode C, thereby charging the contaminant particles and kneading them. Therefore, an electrostatic or pneumatic dust collector is provided that adsorbs and collects contaminant particles on the dust collecting electrode.

しかしながら前者の物理的集塵装置はフィルター内の微
小空孔の大きさや数基こよって往々にして超微粒子状の
汚染粒子を捕集し得ない欠点があり、一方後者の静電気
的集塵装置は上記コロナ放！−Ｆ放電空間で広く得るた
め高電圧発生装置を用いなければならないから製造コス
トが高価となる上、上記高電圧発生装置の取り扱ｌｚ号
ｒ危険性が伴い、更に上記コロナ放電の際の電力損が大
きいと云う欠点があった。However, the former physical dust collector has the disadvantage that it is often unable to collect ultrafine pollution particles due to the size and number of micropores in the filter, while the latter electrostatic dust collector The above corona release! -F In order to obtain a wide discharge space, a high voltage generator must be used, which increases the manufacturing cost, and the handling of the high voltage generator is dangerous, and the electric power during the corona discharge increases. The drawback was that the losses were large.

本発明は以上の欠点を一掃する集塵装置を提供せんとす
るものである。The present invention aims to provide a dust collector that eliminates the above-mentioned drawbacks.

以下ｌど添付図面につき本発明装置を説明すると、第１
図は本発明集塵装置を示す縦断側面図であり図中１は外
装枠、２は空気流動手段としてのファン、３は上記ファ
ン２を駆やする駆動部としてのモーター、４，４は濾過
部、５は補助濾過部である。The device of the present invention will be explained below with reference to the accompanying drawings.
The figure is a vertical side view showing the dust collector of the present invention. In the figure, 1 is an exterior frame, 2 is a fan as an air flow means, 3 is a motor as a drive unit that drives the fan 2, and 4, 4 are filters. Section 5 is an auxiliary filtration section.

上記外装枠１は、実施例では対向する両側面Ｃど夫々空
気の吸引口１１と、この吸引口１１から吸引された空気
を上記外装枠１カ）ら排出する排出口１２とを有してい
る。In the embodiment, the exterior frame 1 has an air suction port 11 on each of the opposing sides C, and a discharge port 12 for discharging the air sucked from the suction port 11 from the exterior frame 1. There is.

上記ファン２及びモーター３は、上記吸引口１１側に設
け、外装枠１内に空気を流入せしめる様構成すれば良い
が、例えば上記排出口１２側ζこ設ける事も出来、或は
又上記ファン２は、実施例の如く雛型ファンを用いる外
、適宜な構成を採る事が出来る。The fan 2 and motor 3 may be provided on the suction port 11 side to allow air to flow into the exterior frame 1, but they may also be provided on the discharge port 12 side, or the fan 2 may be provided on the exhaust port 12 side. In addition to using a template fan as in the embodiment, the fan 2 can have an appropriate configuration.

尚、上記吸引口１１には、フィルター１１′を設けてあ
り、このフィルター１１′として、例えば通常用いられ
る網状フィルターを使用すれば上記吸引口１１力１ら吸
入される大きい汚染粒子を上記フィルター１１′ｌとよ
って捕捉する事が出来る。The suction port 11 is provided with a filter 11', and if a commonly used mesh filter is used as the filter 11', large contaminant particles inhaled through the suction port 11 will be removed from the filter 11. 'l can be captured.

上記各濾過部４は第２図に示す如く、アルミニューム薄
板等で作られた１対の電極板４１．４１’と、この各市
、極板４１，４］’の相互ｌこ対向する内面に夫々植設
形成された誘電性のブラシ状面４２゜４２′、及びこの
ブラシ状面４２．４２’間に介装さねた誘電隔膜４３と
を備えておＶ′Ｉ、又上記電極板４１．４１’は大々電
源４４の各電極ｌこ接続されて電極板間空間、％に誘電
隔膜４３周辺に静電界を発生させている。As shown in FIG. 2, each filter section 4 has a pair of electrode plates 41 and 41' made of thin aluminum plates, etc., and an inner surface of each electrode plate 41, 4', which faces each other. V'I, and the electrode plate 41 are provided with dielectric brush-like surfaces 42 and 42' implanted therein, and a dielectric diaphragm 43 interposed between the brush-like surfaces 42 and 42'. .41' is connected to each electrode of the power source 44 to generate an electrostatic field in the space between the electrode plates and around the dielectric diaphragm 43.

上記ブラシ状面４２．４．２’は先端部が尖鋭に形成さ
れた誘電性細毛体４２ａ１例えばポリエステル線毛体を
電、極板４１，４１’に植毛して作っても良いし、或は
又押出し酸痛等で予め多数の線毛体を１体形成した誘電
性板材を電極板４１．４１’に重合接着して作っても良
い。The brush-like surface 42.4.2' may be made by implanting a dielectric thin capillary body 42a1 having a sharp tip, for example, a polyester filament body, on the electrode plates 41, 41', or Alternatively, a dielectric plate material in which a large number of fimbriae bodies are formed in advance by extrusion or the like may be polymerized and bonded to the electrode plate 41, 41'.

上記誘電隔膜４３は高誘電性材料で作られた膜状材、例
えはエボナイト板やポリエチレンの不織布を用いて形成
さね、通常は第３図１こ示す如く、上記ブラシ状面の各
細毛が膜面に接する様ζこ配置される。The dielectric diaphragm 43 is formed using a film-like material made of a highly dielectric material, such as an ebonite plate or a polyethylene nonwoven fabric, and usually, as shown in FIG. They are arranged in such a way that they are in contact with the membrane surface.

上記電極板４１，４１’は外装枠１に設吋られた支台１
３１こ天々固足さね、この支台１３は、通常外装体１へ
着脱可能に設けられている。The electrode plates 41, 41' are mounted on a support 1 installed on the exterior frame 1.
31, this support base 13 is normally provided in a removable manner to the exterior body 1.

上記支台１３は１対の電極板４１．４１’を組合せた１
箇の濾過部４８−収容するものであっても良いが、通常
は複数個の濾過部４，４・・・を併動状ｌこ収容する様
に構成されている。The support 13 is a combination of a pair of electrode plates 41 and 41'.
Although the filter unit 48 may accommodate multiple filter units 48, it is usually configured to accommodate a plurality of filter units 4, 4, . . . in a cooperating manner.

又実施例では、上記濾過部４の群が吸引口１１と排出口
１２間に直列状に２箇所に設けられているが、集塵性能
を高度に要求される工場などで使用する場合にはこの濾
過部群を３箇所以上Ｉｒ設けても良く、逆Ｃζ家庭用な
どの場合ｌこは１箇所のみに設ければ十分である。Furthermore, in the embodiment, the groups of filtration sections 4 are provided in two places in series between the suction port 11 and the discharge port 12, but when used in factories etc. where high dust collection performance is required, This filtering unit group may be provided at three or more locations, and in the case of inverse Cζ household use, it is sufficient to provide Ir at only one location.

上記補助濾過部５は実施例では導体の金属材料、例えば
銅等を網状ｌこ成形加工して作ったメタルメツシュフィ
ルターで構成されており、かくすれば上記補助濾過部５
に正電圧又は負電圧を印加する事ｌどより、上記濾過部
４Ｉど捕集さねなかった汚染粒子を上記補助濾過部５に
於いて捕集できると云う利点がある。In the embodiment, the auxiliary filtration section 5 is constituted by a metal mesh filter made by molding a conductive metal material such as copper into a mesh shape.
By applying a positive or negative voltage to the auxiliary filtration section 5, there is an advantage that contaminant particles that could not be collected by the filtration section 4I can be collected in the auxiliary filtration section 5.

以上の処において本発明装置は、上記誘電隔膜４３を上
記ブラシ状面４２．４２’の間に配設せず６ζ第４図に
示す如く上記各ブラシ状面４２．４２’の細毛体先端を
相互ｌご当接させろ様に構成しても良く、この場合には
上記誘電体４３を配設した場合に比較すると集塵性能は
劣下するが実用上支障ない程度の集塵データーを得る事
が出来た。In the above, the device of the present invention does not dispose the dielectric diaphragm 43 between the brush-like surfaces 42, 42', but instead disposes the tips of the fine hair bodies of each of the brush-like surfaces 42, 42' as shown in FIG. They may be configured so that they are in contact with each other, and in this case, the dust collection performance will be lower than when the dielectric 43 is provided, but it is possible to obtain dust collection data that does not cause any practical problems. was completed.

本発明装置はこの様なものであるから、電極板４１゜４
１′に電源１！庄を印加すると、ブラシ状面４２゜４２
′の先端部分ｌと強い静電界が発生し、これζζよって
微小な汚染粒子が吸引捕捉される。Since the device of the present invention is as described above, the electrode plate 41°4
Power supply 1 to 1'! When applying the force, the brush-like surface 42°42
A strong electrostatic field is generated with the tip l of ζζ, and minute contaminant particles are attracted and captured by this ζζ.

即ち本発明装置！こよれば、ブラシ状面４２．４２’を
構成する各細毛体４２ａが集塵用の細隙を多数形成する
と共ｌこ各細隙に静電界が発生するから、こね、ｌこよ
って効率の良い集塵が可能となる。In other words, the device of the present invention! According to this, each of the fine bristles 42a constituting the brush-like surface 42, 42' forms a large number of slits for collecting dust, and an electrostatic field is generated in each slit, so that the kneading efficiency is reduced. Good dust collection is possible.

本発明装置は以上の如く、電極板４１．４１’の対向面
にブラシ状面４２．４２’を形成するだけで濾過部４を
作る事が出来る力１ら簡単且つ安価な製造が出来る他、
ブラシ状面４２．４２’の細隙ｌこ静電界を発生させて
汚染粒子を捕集するものであるから、高電圧電源を用い
なくても良いと云う利益があ６゜As described above, the device of the present invention can be easily and inexpensively manufactured by simply forming the brush-like surfaces 42, 42' on the opposing surfaces of the electrode plates 41, 41', since the filtering section 4 can be created by force 1.
Since the slits in the brush-like surfaces 42 and 42' generate an electrostatic field to collect contaminant particles, there is an advantage that there is no need to use a high voltage power source.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明集塵装置の縦断側面図、第２図は同士装
置に使用する濾過部を示す斜視図、第３図は同上濾過部
の１部を示す正面図、第４図は同上濾過部の他の実施例
を示す１部の正面図である。 図中１は外装枠、２は空気流動手段としてのファン、３
は駆動部としてのモーター、４は濾過部、４１．４１’
は電極板、４２．４２’はブラシ状面％　４３は誘電隔
膜、４４は電源を示す。 特許出願人　株式会社　キューピンクエンジニアリング
代理人　松田誠次部習１．．・、１′ｌす０７Fig. 1 is a vertical side view of the dust collector of the present invention, Fig. 2 is a perspective view showing a filtration section used in the dust collector, Fig. 3 is a front view showing a part of the filtration section as above, and Fig. 4 is the same as above. It is a front view of a part which shows another Example of a filtration part. In the figure, 1 is an exterior frame, 2 is a fan as an air flow means, and 3
is a motor as a driving part, 4 is a filter part, 41.41'
is an electrode plate, 42.42' is a brush-like surface, 43 is a dielectric diaphragm, and 44 is a power source. Patent applicant: Q Pink Engineering Co., Ltd. Agent: Seiji Matsuda 1. ．．・,1'lsu07

Claims (1)

【特許請求の範囲】[Claims] 空気の流入口と流出口とを形成した外装体とこの外装体
内に設けられた濾過部とを備え、上記濾過部は、空気の
流動方向に沿って配置されると共に相互に対向する１対
の電極板と、これら電極板の対向面に形成されると共に
誘電性材料で作られたブラシ状面と、上記１対の電極板
に接続された電源とを有する構成とし、上記ブラシ状面
の形成する細隙空間に静電界を発生させて、これにより
汚染粒子を吸着捕集する様に構成した事を特徴とする集
塵装置。The filtration part includes a casing body forming an air inlet and an air outlet, and a filtration part provided inside the casing body, and the filtration part includes a pair of filtration parts arranged along the flow direction of the air and facing each other. The configuration includes electrode plates, brush-like surfaces formed on opposing surfaces of these electrode plates and made of a dielectric material, and a power source connected to the pair of electrode plates, and forming the brush-like surfaces. A dust collector characterized in that it is configured to generate an electrostatic field in a pore space, thereby attracting and collecting contaminant particles.