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JP5033599B2 - Filter element - Google Patents

Filter element Download PDF

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Publication number
JP5033599B2
JP5033599B2 JP2007307296A JP2007307296A JP5033599B2 JP 5033599 B2 JP5033599 B2 JP 5033599B2 JP 2007307296 A JP2007307296 A JP 2007307296A JP 2007307296 A JP2007307296 A JP 2007307296A JP 5033599 B2 JP5033599 B2 JP 5033599B2
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Japan
Prior art keywords
filter medium
lid
filter element
nut
fixed
Prior art date
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JP2007307296A
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Japanese (ja)
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JP2009127617A (en
Inventor
明 増田
Original Assignee
有限会社マスダ製作所
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Priority to JP2007307296A priority Critical patent/JP5033599B2/en
Publication of JP2009127617A publication Critical patent/JP2009127617A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/24—Tools used for the removal of filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/29—Filter cartridge constructions
    • B01D2201/291—End caps
    • B01D2201/293—Making of end caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/29—Filter cartridge constructions
    • B01D2201/291—End caps
    • B01D2201/298—End caps common to at least two filtering elements

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Filtration Of Liquid (AREA)

Description

本発明は、例えば内燃機関の潤滑油を濾過するためのフィルタエレメントに関するもの
である。 The present invention relates to a filter element for filtering lubricating oil of an internal combustion engine, for example.

内燃機関の潤滑油を濾過するために使用される従来のフィルタエレメントは、ひだ折り
された濾紙を丸めて形成した筒状濾材と、その内側に設けた多数の流通孔を形成した強度
構造部材としての金属製の内筒、すなわち、筒状濾材が外側から内側へ流動する潤滑油の
圧力によって変形するのを防止するために構成された金属製の内筒と、該内筒の両端開口
部に設けた金属製の上蓋および下蓋とから主に構成されており、前記上蓋および下蓋は接
着材によって前記内筒および筒状濾材とにそれぞれ固定され、一体化構造となっている。 A conventional filter element used for filtering lubricating oil of an internal combustion engine is a cylindrical filter medium formed by rolling folded filter paper, and a strength structural member formed with a number of flow holes provided inside thereof. Metal inner cylinder, i.e., a metal inner cylinder configured to prevent the cylindrical filter medium from being deformed by the pressure of the lubricating oil flowing from the outside to the inside, and both end openings of the inner cylinder The upper lid and the lower lid are mainly composed of a metal upper lid and a lower lid provided, and the upper lid and the lower lid are respectively fixed to the inner cylinder and the cylindrical filter medium by an adhesive material to form an integrated structure.

従来のように、上蓋，下蓋，内筒および筒状濾材が接着材により一体化構造となってい
るフィルタエレメントにあって、筒状濾材の外周面に金属粒子が捕捉され、目詰まりして
交換する必要が生じた場合は、上蓋，下蓋，内筒および筒状濾材を分解するきに手間がか
かるため、通常は産業廃棄物として処理している。したがって、処分にコストがかかるば
かりでなく、リサイクルされないといった問題点がある。 In the filter element in which the upper lid, the lower lid, the inner cylinder, and the cylindrical filter medium are integrated with an adhesive material as in the past, metal particles are trapped and clogged on the outer peripheral surface of the cylindrical filter medium. When it is necessary to replace them, it takes time to disassemble the upper lid, lower lid, inner cylinder and cylindrical filter medium, and therefore, it is usually treated as industrial waste. Therefore, there is a problem that disposal is not only costly but also not recycled.

本発明は、上蓋，下蓋，内筒および筒状濾材を容易に分解することができ、筒状濾材の
みを廃棄し、その他の構成部材である上蓋，下蓋，内筒等を回収して再利用できるフィル
タエレメントを提供することを目的としたものである。 The present invention can easily disassemble the upper lid, the lower lid, the inner cylinder, and the cylindrical filter medium, discard only the cylindrical filter medium, and collect the other components such as the upper lid, the lower lid, the inner cylinder, etc. The object is to provide a reusable filter element.

上記の目的を達成するための請求項１に記載のフィルタエレメントは、ひだ折りされた
濾紙からなる筒状濾材の上下両端部にアンカーナットを埋設した接着材充填部を形成する
とゝもに、前記筒状濾材及びその内側に所定の間隔をおいて設置した補強機能を有する多
孔の筒体の上下両端開口部を上蓋と下蓋でそれぞれ閉塞し、前記筒状濾材と筒体との間に
設置した上下方向に延びる連結ボルトの前記上下両蓋から外側へ突出する両端をナット締
めすることで前記上下両蓋を前記筒体を介して一体に連結固定し、更に前記上下両蓋の貫
通孔に外側からそれぞれ挿入し前記アンカーナットに螺合したボルトのボルト締めにより
、前記筒状濾材の上下両端部をシール機能を有する前記接着材充填部を介して前記上下両
蓋に固定する構成とした。 The filter element of claim 1 for achieving the above object, forming an adhesive filling part embedded anchor nut to the upper and lower end portions of the cylindrical filter medium consisting of a pleated filter paperゝmonitor, the A cylindrical filter medium and a multi-function with a reinforcing function installed inside it at a predetermined interval
The upper and lower end opening of the hole of the cylinder their respective closed by the upper lid and lower lid, between the cylindrical filter material and the cylindrical body
Tighten both ends of the connecting bolt extending in the vertical direction protruding outward from the upper and lower lids.
The upper and lower lids are integrally connected and fixed through the cylindrical body, and the cylinders are further tightened by bolting bolts inserted from the outside into the through holes of the upper and lower lids and screwed into the anchor nuts. The upper and lower ends of the filter medium are fixed to the upper and lower lids via the adhesive filling portion having a sealing function.

また請求項２に記載のフィルタエレメントは、前記筒状濾材の上下両端開口部にリング
状のパッキンを介在させ、該パッキンを介して前記筒状濾材の上下両端部を前記上下両蓋
にそれぞれ固定する構成とした。そして、更に請求項３に記載のフィルタエレメントは、
前記連結ボルトの一端を、前記上蓋または下蓋のいづれか一方に溶接等により固定するか
或いは溶接等により固定したナットに螺合することで固定する構成とした。 Further, in the filter element according to claim 2, ring-shaped packing is interposed in the upper and lower end openings of the cylindrical filter medium, and the upper and lower ends of the cylindrical filter medium are connected to the upper and lower lids via the packing.
It was set as the structure fixed to each. And the filter element of Claim 3 is further,
One end of the connecting bolt is fixed to either one of the upper lid or the lower lid by welding or the like, or is fixed by being screwed to a nut fixed by welding or the like.

そして又、請求項４に記載のフィルタエレメントは、前記連結ボルトのナット締めする
部分に、ナットの抜けを防止するナット抜け防止具を装着する構成とし、更に、請求項５
に記載のフィルタエレメントは、前記上蓋の上面に、倒立可能とした一対の円弧状釣り部
材を装着する構成としたものである。 According to a fourth aspect of the present invention, there is provided the filter element according to the fifth aspect, wherein a nut removal prevention tool for preventing the nut from coming off is attached to a portion of the connecting bolt to which the nut is tightened.
The filter element described in 1 is configured to mount a pair of arcuate fishing members that can be inverted on the upper surface of the upper lid.

請求項１に記載のフィルタエレメントにあっては、ネジを螺脱することで各構成部材を
容易に分解することができ、紙製の筒状濾材のみを廃棄し、その他の構成部材を再利用で
きる。また、請求項２に記載のフィルタエレメントにあっては、前記筒状濾材の上下両端
開口部にリング状のパッキンを介在させることで、筒状濾材の上蓋および下蓋との間のシ
ールがより一層確実なものとなる。 In the filter element according to claim 1, each component can be easily disassembled by unscrewing the screw, only the paper cylindrical filter medium is discarded, and the other components are reused. it can. In the filter element according to claim 2, the seal between the upper cover and the lower cover of the tubular filter medium is further improved by interposing ring-shaped packings at the upper and lower end openings of the tubular filter medium. It will be even more certain.

そして、請求項３に記載のフィルタエレメントにあっては、連結ボルトの一端を前記上
蓋または下蓋のいづれか一方に溶接等により固定するか或いは溶接等により固定したナッ
トに螺合する構成とすることで部品点数が少なくて済むとゝもに、例えナット等の固定部
材が不慮の事故によって外れたとしてもフィルタエレメント内に止まり、内燃機関の液循
環システムの中に置き忘れることもない。 In the filter element according to claim 3, one end of the connecting bolt is fixed to either the upper lid or the lower lid by welding or the like, or is screwed into a nut fixed by welding or the like. However, if the number of parts is small, even if a fixing member such as a nut is removed due to an accident, it will remain in the filter element and will not be left in the liquid circulation system of the internal combustion engine.

そして又、請求項４に記載のフィルタエレメントにあっては、前記連結ボルトの上蓋又
は下蓋から外側に突出する端部に螺合するナットが緩んだとしても、このナットの抜けを
確実に防止することができる。また、請求項５に記載のフィルタエレメントにあっては、
前記上蓋の上面に、倒立可能とした一対の円弧状釣り部材を装着する構成とすることで、
一対の釣り部材を立ち上がらせ、これを握って引き出すことで、狭い場所であってもフィ
ルタエレメントを容易にかつ手を油等で汚すことなく取り出すことができる。 Further, in the filter element according to claim 4, even if the nut screwed to the end protruding outward from the upper cover or the lower cover of the connecting bolt is loosened, the nut is reliably prevented from coming off. can do. In the filter element according to claim 5,
By having a configuration in which a pair of arcuate fishing members that can be inverted are mounted on the upper surface of the upper lid,
By raising the pair of fishing members and grasping and pulling them out, the filter element can be taken out easily and without soiling the hand with oil or the like even in a narrow place.

以下、本発明を図１乃至図４に示す実施形態に基づいて詳細に説明する。図において、
１は本発明に係るフィルタエレメントで、例えば油圧アクチュエーターや油圧ポンプ等を
有する油圧回路の循環系に内蔵されるものである。このフィルタエレメント１は、両端が
開口する金属製の内筒２と、該内筒２の外側に所定の間隔をおいて設置した同じく金属製
の外筒３と、該外筒３の外側に設置した筒状濾材４と、前記内筒２，外筒３および筒状濾
材４の上端開口部をそれぞれ閉塞する上蓋５と、同じく、下端開口部を閉塞する下蓋６お
よび前記上蓋５と下蓋６を連結固定する連結ボルト７等から主に構成されている。 Hereinafter, the present invention will be described in detail based on the embodiment shown in FIGS. In the figure,
Reference numeral 1 denotes a filter element according to the present invention, which is built in a circulation system of a hydraulic circuit having, for example, a hydraulic actuator and a hydraulic pump. The filter element 1 includes a metal inner cylinder 2 that is open at both ends, a metal outer cylinder 3 that is installed outside the inner cylinder 2 at a predetermined interval, and an outer side of the outer cylinder 3. And the upper lid 5 for closing the upper end openings of the inner cylinder 2, the outer cylinder 3 and the cylindrical filter medium 4, respectively, the lower lid 6 for closing the lower end opening, and the upper lid 5 and the lower lid. Mainly composed of a connecting bolt 7 for connecting and fixing 6.

前記内筒２および外筒３は強度構成部材として機能するもので、金属板で形成した円筒
形状のものであり、その周壁には多数の流通孔２ａ，３ａがそれぞれ穿設されており、後
述する連結ボルト７のナット８Ａ締めにより、上蓋５，下蓋６を介して加わるその軸線方
向の加重に対して十分な強度を有している。勿論、前記筒状濾材４が外側から内側へ流動
する潤滑油の圧力を受けた場合でも、前記内筒２および外筒３はこの圧力に対して耐え得
るだけの十分な強度を有しており、その結果、後述する前記筒状濾材４の変形は確実に防
止される。 The inner cylinder 2 and the outer cylinder 3 function as strength constituent members, and are cylindrical in shape formed of a metal plate. A plurality of flow holes 2a and 3a are formed in the peripheral walls, which will be described later. By tightening the nut 8 </ b> A of the connecting bolt 7, it has sufficient strength against the axial load applied through the upper lid 5 and the lower lid 6. Of course, even when the cylindrical filter medium 4 receives the pressure of lubricating oil flowing from the outside to the inside, the inner cylinder 2 and the outer cylinder 3 have sufficient strength to withstand this pressure. As a result, deformation of the cylindrical filter medium 4 described later is reliably prevented.

４は筒状濾材で、ひだ折りした濾紙を筒状に丸めて平面視星形の形状に形成したもので
あり、この筒状濾材４の上下両端部にあって、平面視が横Ｖ字状の濾材内外の空間部には
接着材充填部４Ａが設けられている。この接着材充填部４Ａの上・下両端面は上蓋５，下
蓋６との接合面にシール機能をもたせるために、それぞれ前記筒状濾材４の上下両端面と
同一平面か或いは突出した状態に形成されている。４Ｂは前記接着材充填部４Ａの中に埋
め込まれたアンカーナットで、前記筒状濾材４の上端側にあっては上端面に，下端側にあ
っては下端面にそれぞれ開口しており、前記筒状濾材４の周方向にほゞ等間隔で複数箇所
（図面に示す実施例では６か所）に設置されている。 4 is a cylindrical filter medium, which is formed by rounding the folded filter paper into a cylindrical shape and forming a star shape in plan view. At the upper and lower ends of this cylindrical filter medium 4, the plan view has a horizontal V shape. In the space inside and outside the filter medium, an adhesive filling portion 4A is provided. The upper and lower end faces of the adhesive filling portion 4A are in the same plane or protruded from the upper and lower end faces of the tubular filter medium 4 in order to provide a sealing function for the joint surfaces of the upper lid 5 and the lower lid 6. Is formed. 4B is an anchor nut embedded in the adhesive filling portion 4A, which is open at the upper end surface at the upper end side of the tubular filter medium 4 and at the lower end surface at the lower end side, In the circumferential direction of the tubular filter medium 4, it is installed at a plurality of locations (six locations in the embodiment shown in the drawings) at approximately equal intervals.

５は上蓋，６は下蓋で、前記内筒２，外筒３および筒状濾材４の上下両端開口部を上下
方向から挟んで閉塞するためのものであり、前記上蓋５の中央には吐出口５Ａが、前記下
蓋６の中央には非常時流入口６Ａがそれぞれ形成されている。７は前記内筒２と外筒３と
の間に立った状態で設置される連結ボルトで、その下端は前記下蓋６の上面に溶接によっ
て固定した溶接ナット８Ｂに螺合することで起立しており、前記上蓋５に形成したボルト
挿通孔５Ｃを貫通した連結ボルト７の上端にナット８Ａを螺合し、該ナット８Ａを締め付
けることで上下両蓋５，６が前記内筒２，外筒３を介して連結され一体化になっている。
なお、図中８Ｃは前記連結ボルト７の下端に螺合したダブルナットであり、９は連結ボル
ト７の上端にあって、ナット８Ａの上部に設置した割りピンである。 Reference numeral 5 denotes an upper lid, and 6 denotes a lower lid for closing the upper and lower end openings of the inner cylinder 2, the outer cylinder 3 and the cylindrical filter medium 4 from above and below. An outlet 5A and an emergency inlet 6A are formed at the center of the lower lid 6, respectively. 7 is a connecting bolt installed in a state of standing between the inner cylinder 2 and the outer cylinder 3, and the lower end thereof stands up by being screwed into a welding nut 8B fixed to the upper surface of the lower lid 6 by welding. A nut 8A is screwed onto the upper end of a connecting bolt 7 that penetrates a bolt insertion hole 5C formed in the upper lid 5, and the upper and lower lids 5 and 6 are fastened by tightening the nut 8A. 3 are connected and integrated.
In the figure, 8C is a double nut screwed into the lower end of the connecting bolt 7, and 9 is a split pin installed at the upper end of the connecting bolt 7 and above the nut 8A.

１０は前記筒状濾材４の上下両端開口部に設置するリング状のシール材で、比較的柔ら
かなゴム系樹脂或いはウレタンエラストマ等から形成されており、該シール材１０の周方
向にはほゞ等間隔で複数箇所、貫通孔１０Ａが形成されている。詳述すると、この貫通孔
１０Ａは、前記筒状濾材４の上下両端部にあって、接着材充填部４Ａの中に埋め込まれた
前記アンカーナット４Ｂと対応する位置に形成されており、更には、前記上下両蓋５，６
に形成した貫通孔５Ｂ，６Ｂとも対応する位置にそれぞれ形成されている。 Reference numeral 10 denotes a ring-shaped sealing material installed at the upper and lower end openings of the cylindrical filter material 4, which is formed from a relatively soft rubber-based resin or urethane elastomer, and is almost in the circumferential direction of the sealing material 10. A plurality of through-holes 10A are formed at equal intervals. More specifically, the through hole 10A is formed at a position corresponding to the anchor nut 4B embedded in the adhesive filling portion 4A in the upper and lower ends of the cylindrical filter medium 4, and , The upper and lower lids 5, 6
The through holes 5B and 6B formed in the above are respectively formed at corresponding positions.

１１は皿ネジで、上下両蓋５，６にそれぞれ形成した前記貫通孔５Ｂ，６Ｂおよびシー
ル材１０の貫通孔１０Ａを通してアンカーナット４Ｂに螺合させ、これを締めつけること
で、前記筒状濾材４を上下両蓋５，６に固定する構造としたものである。なお、図中、１
２，１２は前記上蓋５の上面にあって倒立可能となるように取付部１３，１３で回動可能
に枢着した半円状の把手であり、左右一対の把手１２，１２を起立させ、これを一緒に掴
むことでフィルタエレメント１を吊り上げ、吊り下げを行う。 11 is a countersunk screw, which is screwed into the anchor nut 4B through the through holes 5B and 6B formed in the upper and lower lids 5 and 6 and the through hole 10A of the sealing material 10, respectively, and tightened to fix the cylindrical filter medium 4 Is fixed to the upper and lower lids 5 and 6. In the figure, 1
2 and 12 are semicircular handles pivotally attached to the mounting portions 13 and 13 so as to be turned upside down on the upper surface of the upper lid 5, and a pair of left and right handles 12 and 12 are erected, By grasping this together, the filter element 1 is lifted and hung.

上記のような各構成部材からなるフィルタエレメント１にあって、図１乃至図３に示す
状態からこれを図４に示すように分解し、構成部材の一つである前記筒状濾材４を分離す
る場合には、先ず連結ボルト７の上端から割りピン９を抜き取り、ナット８Ａを連結ボル
ト７の上端から取り外すことで、上蓋５と下蓋６の一体化が解除される。次に、各皿ネジ
１１をアンカーナット４Ｂからそれぞれ抜き取ることで、前記筒状濾材４は上蓋５と下蓋
６との固定から解除される。つぎに、上蓋５を取り外した後、内部から筒状濾材４を抜き
出して取り出す。なお、組み立てる場合には、上記分解工程の逆の工程を経ることで、新
たな筒状濾材４がセットされたフィルタエレメント１が完成する。 In the filter element 1 composed of each of the constituent members as described above, this is disassembled from the state shown in FIGS. 1 to 3 as shown in FIG. In this case, first, the split pin 9 is removed from the upper end of the connecting bolt 7, and the nut 8 </ b> A is removed from the upper end of the connecting bolt 7, so that the integration of the upper lid 5 and the lower lid 6 is released. Next, each flat head screw 11 is removed from the anchor nut 4 </ b> B, whereby the tubular filter medium 4 is released from the fixation between the upper lid 5 and the lower lid 6. Next, after removing the top cover 5, the cylindrical filter medium 4 is extracted from the inside and taken out. In addition, when assembling, the filter element 1 in which the new cylindrical filter medium 4 is set is completed by passing through the reverse process of the said decomposition | disassembly process.

本発明に係るフィルタエレメントの全体斜視図である。1 is an overall perspective view of a filter element according to the present invention. 同フィルタエレメントの平面図である。It is a top view of the filter element. 同フィルタエレメントの縦断面図である。It is a longitudinal cross-sectional view of the same filter element. 同フィルタエレメントの分解斜視面図である。It is a disassembled perspective view of the same filter element.

１ フィルタエレメント
２ 内筒
３ 外筒
２ａ，３ａ 流通孔
４ 筒状濾材
４Ａ 接着材充填部
４Ｂ アンカーナット
５ 上蓋
５Ａ 吐出口
５Ｂ 貫通孔
５Ｃ ボルト挿通孔
６ 下蓋
６Ａ 非常時流入口
６Ｂ 貫通孔
７ 連結ボルト
８Ａ ナット
８Ｂ 溶接ナット
８Ｃ ダブルナット
９ 割りピン
１０ シール材
１１ 皿ネジ
１２ 把手
１３ 取付部 DESCRIPTION OF SYMBOLS 1 Filter element 2 Inner cylinder 3 Outer cylinder 2a, 3a Flow hole 4 Cylindrical filter medium 4A Adhesive material filling part 4B Anchor nut 5 Upper lid 5A Discharge port 5B Through-hole 5C Bolt insertion hole 6 Lower lid 6A Emergency inlet 6B Through-hole 7 Connection Bolt 8A Nut 8B Welding nut 8C Double nut 9 Split pin 10 Sealing material 11 Flat head screw 12 Handle 13 Mounting part

Claims (5)

ひだ折りされた濾紙からなる筒状濾材の上下両端部にアンカーナットを埋設した接着材
充填部を形成するとゝもに、前記筒状濾材及びその内側に所定の間隔をおいて設置した補
強機能を有する多孔の筒体の上下両端開口部を上蓋と下蓋でそれぞれ閉塞し、前記筒状濾
材と筒体との間に設置した上下方向に延びる連結ボルトの前記上下両蓋から外側へ突出す
る両端をナット締めすることで前記上下両蓋を前記筒体を介して一体に連結固定し、更に
前記上下両蓋の貫通孔に外側からそれぞれ挿入し前記アンカーナットに螺合したボルトの
ボルト締めにより、前記筒状濾材の上下両端部をシール機能を有する前記接着材充填部を
介して前記上下両蓋に固定する構成としたことを特徴とするフィルタエレメント。 When an adhesive filling portion is formed by embedding anchor nuts at both upper and lower ends of a tubular filter medium made of folded filter paper, the tubular filter medium and the auxiliary filter installed inside the tubular filter medium at a predetermined interval are also formed.
The upper and lower end openings of the porous cylindrical body having a strong function closes, respectively it upper lid and lower lid, the tubular filtration
Projecting outward from the upper and lower lids of the connecting bolt extending in the vertical direction installed between the material and the cylinder
The upper and lower lids are integrally connected and fixed via the cylindrical body by tightening nuts at both ends , and further bolted by bolts inserted into the through holes of the upper and lower lids from the outside and screwed into the anchor nuts. Thus, the filter element is configured such that the upper and lower ends of the cylindrical filter medium are fixed to the upper and lower lids via the adhesive filling portion having a sealing function. 前記筒状濾材の上下両端開口部にリング状のパッキンを介在させ、該パッキンを介して
前記筒状濾材の上下両端部を前記上下両蓋にそれぞれ固定する構成としたことを特徴とす
る請求項１記載のフィルタエレメント。 Ring-shaped packing is interposed at the upper and lower end openings of the cylindrical filter medium, and through the packing
The filter element according to claim 1 , wherein both upper and lower ends of the cylindrical filter medium are fixed to the upper and lower lids . 前記連結ボルトの一端を、前記上蓋または下蓋のいづれか一方に溶接等により固定する
か或いは溶接等により固定したナットに螺合することで固定する構成としたことを特徴と
する請求項１又は２記載のフィルタエレメント。 The one end of the connecting bolt is fixed to either one of the upper lid or the lower lid by welding or the like, or is fixed by being screwed to a nut fixed by welding or the like. The filter element described. 前記連結ボルトのナット締めする部分に、ナットの抜けを防止するナット抜け防止具を
装着する構成としたことを特徴とする請求項１，２又は３記載のフィルタエレメント。 The filter element according to claim 1, 2, or 3, wherein a nut removal prevention tool for preventing the nut from coming off is attached to a portion of the connecting bolt to which the nut is tightened. 前記上蓋の上面に、倒立可能とした一対の円弧状釣り部材を装着する構成としたことを
特徴とする請求項１，２，３又は４記載のフィルタエレメント。 The filter element according to claim 1, 2, 3, or 4, wherein a pair of arcuate fishing members that can be inverted are mounted on an upper surface of the upper lid.
JP2007307296A 2007-11-28 2007-11-28 Filter element Active JP5033599B2 (en)

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JP4644276B2 (en) * 2008-08-11 2011-03-02 有限会社スラッシュ oil filter
JP5565328B2 (en) * 2011-01-25 2014-08-06 株式会社デンソー Fuel filter
GB201111188D0 (en) * 2011-06-30 2011-08-17 Parkland Engineering Ltd Filter unit
JP6403514B2 (en) * 2014-09-24 2018-10-10 ヤマシンフィルタ株式会社 Filter device
CN107605627A (en) * 2017-11-02 2018-01-19 江门市大长江集团有限公司 Element kit and air cleaner for motorcycle
CN112594027B (en) * 2020-12-10 2022-04-19 十堰福尔盾科技有限公司 Oil filter of automobile engine
CN113713492B (en) * 2021-08-23 2022-08-05 江西晶朝科技有限公司 Auxiliary instrument based on installation of water purifier filter element
CN114534344A (en) * 2022-01-07 2022-05-27 佛山市美的清湖净水设备有限公司 Filter element assembly and water purifying device

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JPS58112414U (en) * 1982-01-22 1983-08-01 株式会社土屋製作所 Filtration element in oil filter
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JPH10290906A (en) * 1997-04-22 1998-11-04 Kurita Water Ind Ltd Filter
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