JP3460032B2 - Air filter - Google Patents
Air filterInfo
- Publication number
- JP3460032B2 JP3460032B2 JP00133595A JP133595A JP3460032B2 JP 3460032 B2 JP3460032 B2 JP 3460032B2 JP 00133595 A JP00133595 A JP 00133595A JP 133595 A JP133595 A JP 133595A JP 3460032 B2 JP3460032 B2 JP 3460032B2
- Authority
- JP
- Japan
- Prior art keywords
- filter medium
- filter
- plate
- casing
- air filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Description
【産業上の利用分野】この発明は、事務所ビルや工場等
の空調用に使用される除塵用エアーフィルタに関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dust removing air filter used for air conditioning of office buildings, factories and the like.
【従来の技術】この種のエアーフィルタとしては、例え
ば図１０や図１１に示すように、金属製のフレーム９０
とろ材受けフレーム９１とからケーシング９を構成し、
このケーシング９内にジグザグ状のろ材９２を収容した
ものがある。このものでは、ろ材９２とケーシング９と
の間の気密性を確保すべく、ろ材９２の上下端をケーシ
ング９の上下板に、ろ材９２の側端部をケーシング９の
各側板やろ材受けフレーム９１に、それぞれ接着してい
る。したがって、ケーシング９のフレーム９０内を空気
が通過すると効率よく塵等を取り除くことができる。し
かしながら、上記エアーフィルタでは、ケーシング９と
ろ材９２とが接着一体化されているから使用済のろ材９
２とケーシング９とを分別することが容易ではなく、こ
のため、分別されたろ材９２のみを廃棄することが好ま
しいにもかかわらずケーシング９を含めたフィルタ全体
を廃棄するようにしている。近年、上記のような廃棄物
を減少させることができ且つ十分なフィルタ機能を有し
ているエアーフィルタ、即ち、ろ材の交換が容易であ
り、ろ材とケーシングとのシール性が十分であり、
風圧に対してろ材が十分に耐えうるエアーフィルタの開
発が望まれている。2. Description of the Related Art As an air filter of this type, for example, as shown in FIGS. 10 and 11, a metal frame 90 is used.
The casing 9 is composed of the filter medium receiving frame 91,
There is a casing 9 in which a zigzag filter medium 92 is housed. In this case, in order to ensure airtightness between the filter medium 92 and the casing 9, the upper and lower ends of the filter medium 92 are the upper and lower plates of the casing 9, and the side end portions of the filter medium 92 are the side plates of the casing 9 and the filter medium receiving frame 91. To each of them. Therefore, when the air passes through the frame 90 of the casing 9, it is possible to efficiently remove dust and the like. However, in the above air filter, since the casing 9 and the filter medium 92 are integrally bonded, the used filter medium 9 is not used.
It is not easy to separate the casing 2 and the casing 9 from each other. Therefore, although it is preferable to discard only the separated filter medium 92, the entire filter including the casing 9 is discarded. In recent years, it is possible to reduce the waste as described above and an air filter having a sufficient filter function, that is, it is easy to replace the filter medium, and the sealing property between the filter medium and the casing is sufficient,
There is a demand for the development of an air filter that allows the filter medium to withstand wind pressure.
【発明が解決しようとする課題】そこで、この発明で
は、ろ材の交換が容易であり、ろ材とケーシングと
のシール性が十分であり、風圧に対してろ材が十分に
耐えうるエアーフィルタを提供することを課題とする。Therefore, the present invention provides an air filter in which the filter medium can be easily replaced, the sealing property between the filter medium and the casing is sufficient, and the filter medium can sufficiently withstand the wind pressure. This is an issue.
【課題を解決するための手段】この発明は、板材により
角形枠状に形成されたケーシングＣ内に、上面視ジグザ
グ状に保形されたろ材Ｆを外周気密状態に収容して構成
されたエアーフィルタであって、ケーシングＣを、上板
１と、一対の側板２，２と、下板３とから構成し、前記
上板１が両側板２，２に対して容易に着脱できるように
してあると共に、前記側板２，２は下板３との接続部を
支点として傾倒する態様で上端相互間が拡がり得るよう
にしてあり、前記側板２，２の下流側部相互間に伸縮可
能な棒状のろ材受け部材４を少なくとも一つ架設すると
共に、前記上・下板１，３及び側板２，２の内面にはろ
材Ｆとケーシング内部相互間の気密性を確保するための
弾性部材製のシール材Ｓを取り付けてある。また、上記
エアーフィルタに関して、上板１はその下流側辺部にろ
材受け部１３を、下板３はその下流側辺部にろ材受け部
３３を、それぞれ有するものとすることが好ましい。更
に、上記エアーフィルタに関して、シール材Ｓが厚いシ
ート状に形成されており、ケーシングＣの組み立て状態
において、上板１に設けたシール材Ｓにろ材Ｆの上端
が、下板３に設けたシール材Ｓにろ材Ｆの下端が、それ
ぞれ大きく食い込むようにしてあり、これにより前記ろ
材ＦがケーシングＣに保持されていることが好ましい。According to the present invention, an air is formed by housing a filter medium F, which is shaped like a zigzag in a top view, in a hermetically sealed outer periphery in a casing C formed by a plate material in a rectangular frame shape. In the filter, the casing C is composed of an upper plate 1, a pair of side plates 2 and 2, and a lower plate 3 so that the upper plate 1 can be easily attached to and detached from the side plates 2 and 2. In addition, the side plates 2 and 2 are configured such that the upper ends thereof can expand in a manner of tilting with the connection portion with the lower plate 3 as a fulcrum, and the side plates 2 and 2 can expand and contract between the downstream side portions. At least one filter medium receiving member 4 is installed, and seals made of an elastic member are provided on the inner surfaces of the upper and lower plates 1 and 3 and the side plates 2 and 2 for ensuring airtightness between the filter medium F and the inside of the casing. The material S is attached. Further, regarding the air filter, it is preferable that the upper plate 1 has the filter medium receiving portion 13 at the downstream side portion thereof, and the lower plate 3 has the filter medium receiving portion 33 at the downstream side portion thereof. Further, in the above air filter, the sealing material S is formed in a thick sheet shape, and in the assembled state of the casing C, the upper end of the filter material F is attached to the sealing material S provided on the upper plate 1 and the sealing material provided on the lower plate 3. It is preferable that the lower end of the filter medium F is set so as to bite into the medium S to a large extent, so that the filter medium F is held by the casing C.
【作用】この発明は次のように作用する。 〔ろ材Ｆの交換が容易であることについて〕
このエアー
フィルタでは、ろ材Ｆを以下の〜の順序で容易に交
換することができる。
先ず、ケーシングＣの上板１を側板２，２から取り外
す。
側板２，２の上端を引き離すべく力を加えると、ろ材
受け部材４が引き伸ばされ，側板２，２の上端相互間は
下板３との接続部を支点として傾倒する態様で拡がる。
このエアーフィルタでは、従来のもののようにケーシン
グとろ材は接着されていないから、ろ材Ｆを上方に引っ
張ることにより容易にろ材ＦをケーシングＣから取り外
すことができる。
ケーシングＣに付着している塵等を取り払う。
未使用のろ材Ｆをその下端が下板３に取り付けたシー
ル材Ｓに圧接するまで側板２，２相互間に挿入する。
傾倒した状態にある側板２，２をろ材受け部材４を縮
めるようにして直立姿勢に復帰させる。この状態では、
ろ材Ｆの両側端と側板２，２に取り付けたシール材Ｓと
は圧接状態、即ち、気密状態となっている。
上板１を側板２，２の上端に取り付ける。この状態で
は、ろ材Ｆの上下端と上・下板１，３に取り付けたシー
ル材Ｓとはそれぞれ気密状態となっており、との関係
から、シール材ＳはケーシングＣ内に外周気密状態に取
り付けられた状態となっている。〔ろ材とケーシングとのシール性が十分であることにつ
いて〕
このエアーフィルタでは、シール材Ｓを弾性部材
により構成しており、ろ材Ｆは上面視ジグザグ状ではあ
るものの保形されているから、シール材Ｓとケーシング
Ｃとの間の気密性は十分に確保されたものとなる。〔風圧に対してろ材が十分に耐えうることについて〕
こ
のエアーフィルタでは、側板２，２の下流側部相互間に
棒状のろ材受け部材４を架設してあるから、ろ材Ｆの変
形はろ材受け部材４により抑えられる。したがって、風
圧によってろ材Ｆが短期間で損傷するようなことはな
い。The present invention operates as follows. [Easy replacement of filter media F]
This air
In the filter, filter media F can be easily exchanged in the following order.
Can be exchanged.
First, remove the upper plate 1 of the casing C from the side plates 2 and 2.
You
When force is applied to separate the upper ends of the side plates 2 and 2, the filter medium
The receiving member 4 is stretched, and the upper ends of the side plates 2 and 2 are
It spreads in a tilted manner with the connecting portion with the lower plate 3 as a fulcrum.
With this air filter, you can
The filter medium F is not bonded, so pull the filter medium F upward.
The filter material F can be easily removed from the casing C by stretching.
You can
Dust etc. adhering to the casing C is removed.
A sheet with the lower end of the unused filter medium F attached to the lower plate 3.
It is inserted between the side plates 2 and 2 until they are pressed against the lumber S.
Shrink the side plates 2 and 2 in the tilted state to the filter medium receiving member 4.
And then return to the upright position. In this state,
Both ends of the filter material F and the seal material S attached to the side plates 2 and 2
Is in a pressure contact state, that is, in an airtight state.
The upper plate 1 is attached to the upper ends of the side plates 2 and 2. In this state
Is a sheet attached to the upper and lower ends of the filter material F and the upper and lower plates 1 and 3.
Reel material S is in an airtight state, and the relationship with
Therefore, the sealing material S is installed in the casing C in a hermetically sealed outer peripheral state.
It has been attached.[The fact that the sealability between the filter media and the casing is sufficient
You
In this air filter, the sealing material S is an elastic member.
The filter medium F does not have a zigzag shape in a top view.
Since the shape is maintained, the sealing material S and the casing are
Airtightness with C is sufficiently secured.[About the ability of the filter medium to withstand wind pressure]
This
In the air filter of, between the downstream side parts of the side plates 2 and 2.
Since the rod-shaped filter medium receiving member 4 is installed, the filter medium F
The shape is suppressed by the filter medium receiving member 4. Therefore the wind
The pressure does not damage the filter medium F in a short period of time.
Yes.
【実施例】以下、この発明の構成を実施例として示した
図面に従って説明する。この実施例のエアーフィルタ
は、図１や図２に示すように、長方形状の枠体に形成さ
れたケーシングＣ内に、上面視ジグザグ状に保形された
ろ材Ｆを外周気密状態に収容して構成したものであり、
図２や図３に示すように、前記ケーシングＣを構成する
上板１が両側板２，２に対して容易に着脱できるように
してあると共に、前記側板２，２は下板３との接続部を
支点として傾倒する態様で上端相互間が拡がる（揺動手
段を施してもよいし、下板自体の変形によるものでもよ
い）ようにしてあり、更には、前記側板２，２の下流側
部相互間に伸縮可能な棒状のろ材受け部材４を設けてあ
る。上板１は、図２や図４に示すように、長方形状の主
板１０と、主板１０の両短辺部に具備させた垂下片１１
と、前記主板１０の上流側長辺部に具備させた垂下片１
２と、主板１０の下流側長辺部に具備させたろ材受け部
１３とを有するものとしてあり、図２や図６に示すよう
に、前記垂下片１１の上流側部分には内方に向かって突
出する突起１１ａを、ろ材受け部１３の両端近傍には内
方に向かって突出する突起１３ａを、それぞれ設けてあ
る。側板２，２はそれぞれ、図３や図６に示すように、
主板２０とこれの縦片部に具備させた片２１，２１とか
ら成る断面コ字状に形成されたもので、前記突起１１
ａ，１１ｂと対応する部分、即ち、主板２０の前側上端
部近傍や後ろ側の片２１の上端部近傍に突起挿入孔２０
ｂ，２１ｂを形成してある。下板３は、図３に示すよう
に、長方形状の主板３０と、主板３０の両短辺部に具備
させた直立片３１と、前記主板３０の上流側長辺部に具
備させた直立片３２と、主板３０の下流側長辺部に具備
させたろ材受け部３３とを有するものとしてある。上記
した上板１、側板２，２及び下板３には、図６や図７に
示すように、その内面側にウレタン（またはポリエチレ
ン樹脂）から成る難燃性発泡部材で構成されたシート状
のシール材Ｓを貼着してある。尚、ケーシング組み立て
状態においては、図３や図７に示すように、側板２，２
と下板３とはリベットＲにより着脱不能に一体化される
と共に、図６に示す如く側板２，２と上板１とは突起１
０ａ，１３ａを突起挿入孔２０ｂ，２１ｂに挿脱する態
様で容易に着脱できる構造となっており、また、図８や
図９に示すように、ろ材Ｆはろ材受け部１３，３３によ
り下流側に対して移動不能に保持されている。ろ材受け
部材４は、図１，図３，図５に示すように、一方の側板
２に対して揺動可能にリベットＲで止められたＣ型チャ
ンネル４０（係止部４０ａ付き）と、他方の側板２に対
して揺動可能にリベットＲで止められたＣ型チャンネル
４１（係止部４１ａ付き）と、一端側がＣ型チャンネル
４０内において嵌入固定され且つ他端側がＣ型チャンネ
ル４１内においてスライド可能に嵌入された断面コ字状
のＣ型チャンネル４２とから構成されており、Ｃ型チャ
ンネル４２のＣ型チャンネル４１への挿入量を変化させ
ることにより全体の長さが変化（伸縮）させることがで
きるようにしてある。ここで、上記した上板１、側板
２，２及び下板３並びにろ材受け部材４は、全て、鋼板
又はステンレス板により構成させることができる。ろ材
Ｆは、図２や図３に示すように、上面視ジグザグ状に形
成されており、全体形状が保形されるように、山部と山
部相互等を一定間隔を設けて樹脂接着（接着部を符号ｆ
で示す）するようにしている。また、このろ材Ｆの正面
視面積は、ケーシング組み立て状態においてシール材Ｓ
により囲まれる空間面積（縦横寸法）よりも僅かに大き
く設定してあり、ケーシングＣ内に装着された状態で
は、ろ材Ｆの上・下・両側部端がシール材Ｓに圧接状態
となるようにしてある。この実施例のエアーフィルタは
上記のような構成としてあるから、作用の欄に記載した
ように、ろ材Ｆの交換が容易であり且つろ材Ｆとケーシ
ングＣとのシール性は十分なものとなる。そして、外形
寸法が高さ及び幅が６１０ｍｍ，奥行が１５０ｍｍに設
定されたエアーフィルタについて、風圧２５０ｍｍＨ2
Ｏで１５分間以上通風してもろ材Ｆの破壊は発生せず、
ＪＩＳ−Ｚ４８１２の圧力変形抵抗試験に合格するもの
であることも確認された。尚、上記実施例では、上・下
板１，３に具備させたろ材受け部１３，３３によりろ材
Ｆの上下端が保持されるようにしてあるが、これに限定
されることなく、シール材Ｓを厚いシート状に形成し、
ケーシングＣの組み立て状態において、上板１に設けた
シール材Ｓにろ材Ｆの上端が、下板３に設けたシール材
Ｓにろ材Ｆの下端が、それぞれ大きく食い込むように
し、これにより前記ろ材ＦがケーシングＣに保持される
構成にかえることもできる。また、シール材Ｓは弾性を
有するものであればよく、上記実施例のものに限らず、
例えばガラスマット等も使用できる。そして、この実施
例ではろ材受け部材４をＣ型チャンネルにより構成した
が、これに限定されるものではなく、要するに伸縮可能
な棒状のものであれば自由に設計変更することができ
る。また、この実施例では一本のろ材受け部材４を具備
させたが、これに限定されることなく、複数のろ材受け
部材４を具備させるようにしてもよい。更に、上記実施
例では上板１と側板２，２との着脱手段を孔と突起によ
り構成したが、これに限定されることなく、タッピング
ビスまたは樹脂製の締め付けビスを採用することもでき
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure of the present invention will be described below with reference to the drawings shown as embodiments. As shown in FIG. 1 and FIG. 2, the air filter of this embodiment accommodates a filter medium F, which has a zigzag shape in a top view, in a casing C formed in a rectangular frame body in an outer peripheral airtight state. It is configured by
As shown in FIGS. 2 and 3, the upper plate 1 constituting the casing C can be easily attached to and detached from the side plates 2 and 2, and the side plates 2 and 2 are connected to the lower plate 3. The upper ends are expanded in a manner of tilting with the portion as a fulcrum (a swinging means may be provided or the lower plate itself may be deformed), and further, the downstream side of the side plates 2 and 2. An expandable rod-shaped filter medium receiving member 4 is provided between the parts. As shown in FIGS. 2 and 4, the upper plate 1 includes a rectangular main plate 10 and hanging pieces 11 provided on both short sides of the main plate 10.
And the hanging piece 1 provided on the upstream long side of the main plate 10.
2 and a filter medium receiving portion 13 provided on the downstream long side portion of the main plate 10, and as shown in FIGS. 2 and 6, the upstream side portion of the hanging piece 11 faces inward. The projections 11a projecting inward are provided in the vicinity of both ends of the filter medium receiving portion 13, respectively. The side plates 2 and 2 are, as shown in FIGS. 3 and 6, respectively,
The main plate 20 and the pieces 21 and 21 provided on the vertical piece of the main plate 20 are formed in a U-shaped cross section, and the projection 11
a, 11b, that is, in the vicinity of the upper end of the front side of the main plate 20 and the upper end of the rear piece 21 of the main plate 20,
b and 21b are formed. As shown in FIG. 3, the lower plate 3 includes a rectangular main plate 30, upright pieces 31 provided on both short sides of the main plate 30, and upright pieces provided on the upstream long side of the main plate 30. 32 and a filter medium receiving portion 33 provided on the downstream long side portion of the main plate 30. As shown in FIGS. 6 and 7, the above-mentioned upper plate 1, side plates 2 and 2 and lower plate 3 are sheet-like and are made of a flame-retardant foam member made of urethane (or polyethylene resin) on the inner surface side thereof. The sealing material S is attached. In the assembled state of the casing, as shown in FIG. 3 and FIG.
The lower plate 3 and the lower plate 3 are non-detachably integrated by a rivet R, and the side plates 2 and 2 and the upper plate 1 are provided with a projection 1 as shown in FIG.
0a, 13a can be easily attached / detached in / from the projection insertion holes 20b, 21b. As shown in FIG. 8 and FIG. 9, the filter medium F is attached to the downstream side by the filter medium receiving portions 13, 33. It is held immovable against. As shown in FIGS. 1, 3 and 5, the filter medium receiving member 4 includes a C-shaped channel 40 (with a locking portion 40a) that is rockably secured to the side plate 2 with a rivet R, and the other side. A C-shaped channel 41 (with a locking portion 41a) that is rockably secured to the side plate 2 by a rivet R, and one end side is fitted and fixed in the C-shaped channel 40 and the other end side is in the C-shaped channel 41. And a C-shaped channel 42 having a U-shaped cross section that is slidably fitted. By changing the insertion amount of the C-shaped channel 42 into the C-shaped channel 41, the entire length is changed (expanded and contracted). I am able to do it. Here, the upper plate 1, the side plates 2 and 2, the lower plate 3, and the filter medium receiving member 4 described above can all be formed of a steel plate or a stainless plate. As shown in FIG. 2 and FIG. 3, the filter material F is formed in a zigzag shape in a top view, and the peak portion and the peak portions are resin-bonded at regular intervals so that the overall shape is maintained. Adhesive part is denoted by f
(Indicated by). In addition, the front view area of the filter material F is the sealing material S in the casing assembled state.
It is set to be slightly larger than the space area (vertical and horizontal dimensions) surrounded by, so that the upper, lower, and both ends of the filter material F are in pressure contact with the seal material S when mounted in the casing C. There is. Since the air filter of this embodiment is configured as described above, the filter medium F can be easily replaced and the sealing property between the filter medium F and the casing C becomes sufficient as described in the section of the operation. Then, with respect to the air filter whose outer dimensions are set to have a height and width of 610 mm and a depth of 150 mm, a wind pressure of 250 mmH 2
Even if air is ventilated for 15 minutes or more, the filter media F will not be destroyed,
It was also confirmed that it passed the pressure deformation resistance test of JIS-Z4812. In the above embodiment, the filter medium receiving portions 13 and 33 provided on the upper and lower plates 1 and 3 are used to hold the upper and lower ends of the filter medium F, but the present invention is not limited to this. Form S into a thick sheet,
In the assembled state of the casing C, the seal material S provided on the upper plate 1 and the lower end of the filter material F largely dig into the seal material S provided on the lower plate 3, respectively. It is also possible to change the structure in which the casing is held by the casing C. Further, the sealing material S is not limited to the one in the above embodiment as long as it has elasticity,
For example, a glass mat or the like can be used. In this embodiment, the filter medium receiving member 4 is constituted by the C-shaped channel, but the present invention is not limited to this, and in short, it is possible to freely change the design as long as it is an expandable / contractible rod-shaped member. Further, although one filter medium receiving member 4 is provided in this embodiment, the present invention is not limited to this, and a plurality of filter medium receiving members 4 may be provided. Further, in the above embodiment, the means for attaching / detaching the upper plate 1 and the side plates 2 and 2 is constituted by the holes and the projections, but the invention is not limited to this, and tapping screws or resin tightening screws can be adopted.
【発明の効果】この発明は上記のような構成であるか
ら、次の効果を有する。作用の欄に記載した内容から、
ろ材の交換が容易であり、ろ材とケーシングとのシ
ール性が十分であり、風圧に対してろ材が十分に耐え
うるエアーフィルタを提供することを課題とする。The present invention having the above-mentioned structure has the following effects. From the contents described in the action column,
An object of the present invention is to provide an air filter in which the filter medium can be easily replaced, the sealing property between the filter medium and the casing is sufficient, and the filter medium can sufficiently withstand the wind pressure.
【図１】この発明の実施例のエアーフィルタを下流側か
らみた斜視図。FIG. 1 is a perspective view of an air filter according to an embodiment of the present invention viewed from a downstream side.
【図２】前記エアーフィルタを上流側からみた斜視図で
あり、上板を外した状態を示す図。FIG. 2 is a perspective view of the air filter seen from the upstream side, showing a state in which an upper plate is removed.
【図３】前記エアーフィルタを分解した状態を示す斜視
図。FIG. 3 is a perspective view showing a state in which the air filter is disassembled.
【図４】前記エアーフィルタの断面斜視図。FIG. 4 is a cross-sectional perspective view of the air filter.
【図５】前記エアーフィルタに使用されているろ材受け
部材の部分斜視図。FIG. 5 is a partial perspective view of a filter medium receiving member used in the air filter.
【図６】前記エアーフィルタにおける上板と側板との上
部分の関係を示す断面図。FIG. 6 is a cross-sectional view showing a relationship between upper portions of an upper plate and side plates in the air filter.
【図７】前記エアーフィルタにおける側板と下板との下
部分の関係を示す断面図。FIG. 7 is a cross-sectional view showing the relationship between the lower portion of the side plate and the lower plate of the air filter.
【図８】上板に具備させたろ材受け部とろ材との関係を
示す断面図。FIG. 8 is a cross-sectional view showing the relationship between the filter medium receiving portion provided on the upper plate and the filter medium.
【図９】下板に具備させたろ材受け部とろ材との関係を
示す断面図。FIG. 9 is a cross-sectional view showing the relationship between the filter medium receiving portion provided on the lower plate and the filter medium.
【図１０】従来のエアーフィルタの斜視図。FIG. 10 is a perspective view of a conventional air filter.
【図１１】従来のエアーフィルタの横断面図。FIG. 11 is a cross-sectional view of a conventional air filter.
Ｃ ケーシング Ｆ ろ材 Ｓ シール材 １ 上板 ２ 側板 ３ 下板 ４ ろ材受け部材 １３ ろ材受け部 ３３ ろ材受け部 C casing F filter material S seal material 1 Upper plate 2 side plates 3 Lower plate 4 Filter medium receiving member 13 Filter material receiving part 33 Filter medium receiving part
フロントページの続き (56)参考文献 特開 昭47−35968（ＪＰ，Ａ) 特開 昭57−197017（ＪＰ，Ａ) 特開 昭61−74619（ＪＰ，Ａ) 特開 平３−152319（ＪＰ，Ａ) 特開 平３−274331（ＪＰ，Ａ) 特開 平４−131116（ＪＰ，Ａ) 特開 平６−269624（ＪＰ，Ａ) 実開 昭63−9209（ＪＰ，Ｕ) 実開 平１−101617（ＪＰ，Ｕ) 実開 平２−57130（ＪＰ，Ｕ) 実開 平３−119414（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B01D 46/52 F24F 13/28 Continuation of the front page (56) Reference JP 47-35968 (JP, A) JP 57-197017 (JP, A) JP 61-74619 (JP, A) JP 3-152319 (JP , A) JP-A-3-274331 (JP, A) JP-A-4-131116 (JP, A) JP-A-6-269624 (JP, A) Actually opened 63-9209 (JP, U) Actually opened 1-101617 (JP, U) Actual development 2-57130 (JP, U) Actual development 3-119414 (JP, U) (58) Fields investigated (Int.Cl. 7 , DB name) B01D 46/52 F24F 13/28
Claims (4)
ング（Ｃ）内に、上面視ジグザグ状に保形されたろ材
（Ｆ）を外周気密状態に収容して構成されたエアーフィ
ルタであって、ケーシング（Ｃ）を、上板（１）と、一
対の側板（２）（２）と、下板（３）とから構成し、前
記上板（１）が両側板（２）（２）に対して容易に着脱
できるようにしてあると共に、前記側板（２）（２）は
下板（３）との接続部を支点として傾倒する態様で上端
相互間が拡がり得るようにしてあり、前記側板（２）
（２）の下流側部相互間に伸縮可能な棒状のろ材受け部
材（４）を少なくとも一つ架設すると共に、前記上・下
板（１）（３）及び側板（２）（２）の内面にはろ材
（Ｆ）とケーシング内部相互間の気密性を確保するため
の弾性部材製のシール材（Ｓ）を取り付けてあることを
特徴とするエアーフィルタ。1. An air filter comprising a casing (C) formed of a plate material in a rectangular frame shape, and a filter medium (F) having a zigzag shape in a top view, which is housed in an airtight outer periphery. , The casing (C) comprises an upper plate (1), a pair of side plates (2) (2), and a lower plate (3), and the upper plate (1) is a side plate (2) (2). The side plates (2) and (2) can be easily attached to and detached from the upper plate, and the upper ends of the side plates (2) and (2) can be expanded in a tilted manner with the connection portion with the lower plate (3) as a fulcrum. Side plate (2)
At least one expandable rod-shaped filter medium receiving member (4) is installed between the downstream side portions of (2), and the inner surfaces of the upper and lower plates (1) (3) and the side plates (2) (2). An air filter characterized in that a filter material (F) and a seal material (S) made of an elastic member for ensuring airtightness between the inside of the casing are attached to the air filter.
部（１３）を、下板（３）はその下流側辺部にろ材受け
部（３３）を、それぞれ有するものとしてあることを特
徴とする請求項１記載のエアーフィルタ。2. The upper plate (1) has a filter medium receiving portion (13) at its downstream side portion, and the lower plate (3) has a filter medium receiving portion (33) at its downstream side portion. The air filter according to claim 1, wherein:
れており、ケーシング（Ｃ）の組み立て状態において、
上板（１）に設けたシール材（Ｓ）にろ材（Ｆ）の上端
が、下板（３）に設けたシール材（３）にろ材（Ｆ）の
下端が、それぞれ大きく食い込むようにしてあり、これ
により前記ろ材（Ｆ）がケーシング（Ｃ）に保持されて
いることを特徴とする請求項１記載のエアーフィルタ。3. The sealing material (S) is formed into a thick sheet shape, and when the casing (C) is assembled,
The seal material (S) provided on the upper plate (1) and the lower end of the filter material (F) largely dig into the seal material (3) provided on the lower plate (3). The air filter according to claim 1, wherein the filter medium (F) is held by the casing (C).
の取付け位置が、側板（２）の縦方向中程であることを
特徴とする請求項１乃至３のいずれかに記載のエアーフ
ィルタ。4. The side plates (2) (2) of the filter medium receiving member (4)
The air filter according to any one of claims 1 to 3, wherein the mounting position of the air filter is in the middle of the vertical direction of the side plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00133595A JP3460032B2 (en) | 1995-01-09 | 1995-01-09 | Air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00133595A JP3460032B2 (en) | 1995-01-09 | 1995-01-09 | Air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08187411A JPH08187411A (en) | 1996-07-23 |
| JP3460032B2 true JP3460032B2 (en) | 2003-10-27 |
Family
ID=11498637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP00133595A Expired - Lifetime JP3460032B2 (en) | 1995-01-09 | 1995-01-09 | Air filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3460032B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016052643A (en) * | 2014-09-04 | 2016-04-14 | ニッタ株式会社 | Filter frame and air filter |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004290846A (en) * | 2003-03-27 | 2004-10-21 | Japan Vilene Co Ltd | Exchangeable filter system |
| JP4485290B2 (en) * | 2004-08-23 | 2010-06-16 | ニッタ株式会社 | Filter media exchange type air filter |
| JP4632154B2 (en) * | 2004-10-12 | 2011-02-16 | 進和テック株式会社 | Air filter |
| JP4599143B2 (en) * | 2004-11-29 | 2010-12-15 | 日本エアー・フィルター株式会社 | Filter media exchange type air filter |
| JP5161531B2 (en) * | 2007-10-15 | 2013-03-13 | ニッタ株式会社 | Filter media exchange type air filter |
| JP2008246389A (en) * | 2007-03-30 | 2008-10-16 | Nitta Ind Corp | Filter medium replacing type air filter |
| JP2009095730A (en) * | 2007-10-15 | 2009-05-07 | Nitta Ind Corp | Filter medium replacement type air filter |
| JP5044468B2 (en) * | 2008-03-31 | 2012-10-10 | ニッタ株式会社 | Air filter |
| JP5986359B2 (en) * | 2011-09-06 | 2016-09-06 | 日本無機株式会社 | Air filter |
| JP7287907B2 (en) * | 2020-01-09 | 2023-06-06 | 日本無機株式会社 | air filter |
| WO2021100873A1 (en) * | 2019-11-21 | 2021-05-27 | 日本無機株式会社 | Air filter |
| CN113790566B (en) * | 2021-09-01 | 2022-07-26 | 珠海格力电器股份有限公司 | Door body assembly and refrigeration equipment |
-
1995
- 1995-01-09 JP JP00133595A patent/JP3460032B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016052643A (en) * | 2014-09-04 | 2016-04-14 | ニッタ株式会社 | Filter frame and air filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08187411A (en) | 1996-07-23 |
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