JP2003074426A - Air cleaner device - Google Patents
Air cleaner deviceInfo
- Publication number
- JP2003074426A JP2003074426A JP2001264816A JP2001264816A JP2003074426A JP 2003074426 A JP2003074426 A JP 2003074426A JP 2001264816 A JP2001264816 A JP 2001264816A JP 2001264816 A JP2001264816 A JP 2001264816A JP 2003074426 A JP2003074426 A JP 2003074426A
- Authority
- JP
- Japan
- Prior art keywords
- passage
- variable
- intake
- air cleaner
- intake duct
- 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.)
- Granted
Links
Landscapes
- Characterised By The Charging Evacuation (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明はエアクリーナ装
置、特に吸気量可変形式のものに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air cleaner device, and more particularly to a variable air intake type device.
【０００２】[0002]
【従来の技術】エアクリーナケース内に吸気量を変化さ
せる可変バルブを設け、エンジンの出力に応じた吸気量
を確保できるようにした吸気可変エアクリーナは公知で
ある。2. Description of the Related Art An intake variable air cleaner is known in which a variable valve for changing the intake amount is provided in an air cleaner case so that the intake amount can be secured according to the output of the engine.
【０００３】[0003]
【発明が解決しようとする課題】ところで、小型のエア
クリーナなどにおいては、その容積によってケース内部
に可変バルブを設けることが困難な場合がある。また、
吸気ダクトの通路断面積が一定であれば、吸気量が少な
くても吸気ダクトの開口面積に応じた比較的大きな吸気
ノイズを生じるので、吸気量が少なくなったときは吸気
ノイズを小さくできるようにすることも望まれる。本願
発明はこのような要請の実現を目的とする。By the way, in a small air cleaner or the like, it may be difficult to provide a variable valve inside the case due to its volume. Also,
If the passage cross-sectional area of the intake duct is constant, relatively large intake noise is generated according to the opening area of the intake duct even if the intake amount is small, so it is possible to reduce the intake noise when the intake amount becomes small. It is also desired to do. The present invention aims to realize such a request.
【０００４】[0004]
【課題を解決するための手段】上記課題を解決するため
請求項１に係る発明は、エアクリーナの吸気ダクト内
に、通路断面積一定の固定通路と、通路断面積が変化す
る可変通路とを設け、前記吸気ダクトを吸気可変ダクト
としたことを特徴とする。In order to solve the above problems, the invention according to claim 1 provides a fixed passage having a constant passage sectional area and a variable passage having a variable passage sectional area in an air intake duct of an air cleaner. The intake duct is a variable intake duct.
【０００５】請求項２の発明は上記請求項１において、
前記可変通路が吸気通路の開閉弁を備えるとともに、こ
の開閉弁の回動軸を吸気ダクト内に設け、かつ吸気ダク
トの側部外方に設けたアクチュエータにて開閉駆動する
ことを特徴とする。According to the invention of claim 2, in the above claim 1,
The variable passage is provided with an opening / closing valve for the intake passage, and a rotating shaft of the opening / closing valve is provided inside the intake duct, and is opened / closed by an actuator provided outside a side portion of the intake duct.
【０００６】[0006]
【発明の効果】請求項１の発明によれば、吸気ダクト内
に固定通路と可変通路を設け、可変通路の通路断面積を
エンジンの出力に応じて可変にしたので、出力に応じた
吸気量を確保できるとともに、吸気量が少なくなると吸
気ダクトの通路断面積が小さくなるので、吸気量に応じ
て吸気ノイズを小さくできる。しかも、吸気可変ダクト
にすることにより、可変機構を設けてもエアクリーナケ
ース内の容積を犠牲にしないので、エアクリーナケース
内における容積の多寡にかかわらず容易に吸気量可変構
造を得ることができる。According to the invention of claim 1, the fixed passage and the variable passage are provided in the intake duct, and the passage cross-sectional area of the variable passage is made variable according to the output of the engine. In addition, since the passage cross-sectional area of the intake duct becomes smaller as the intake amount decreases, intake noise can be reduced according to the intake amount. Moreover, by using the variable intake duct, the volume inside the air cleaner case is not sacrificed even if the variable mechanism is provided, so that a variable intake amount structure can be easily obtained regardless of the volume of the inside of the air cleaner case.
【０００７】請求項２の発明によれば、可変通路の吸気
可変機構を開閉弁で構成し、この回動軸を吸気ダクト内
に設け、かつ吸気ダクトの側部外方に設けたアクチュエ
ータにて開閉駆動するように構成したので、吸気可変機
構を全て吸気ダクトへ集約するとともに、可変部を吸気
ダクト内へ収容させるようにすることができる。According to the second aspect of the present invention, the variable intake air mechanism of the variable passage is constituted by an on-off valve, and the rotary shaft is provided inside the intake duct and is provided outside the side portion of the intake duct. Since it is configured to be opened and closed, the variable intake mechanism can be integrated into the intake duct, and the variable portion can be housed in the intake duct.
【０００８】[0008]
【発明の実施の形態】以下、図面に基づいて一実施例を
説明する。図１は実施例の適用された自動２輪車の側面
図、図２はエアクリーナの側面図、図３は図２の３−３
線断面図、図４はエアクリーナの分解斜視図、図５は図
２におけるＡ矢示図である。BEST MODE FOR CARRYING OUT THE INVENTION An embodiment will be described below with reference to the drawings. 1 is a side view of a motorcycle to which the embodiment is applied, FIG. 2 is a side view of an air cleaner, and FIG. 3 is 3-3 of FIG.
FIG. 4 is an exploded perspective view of the air cleaner, and FIG. 5 is a view indicated by an arrow A in FIG.
【０００９】まず、図１において、符号１は前輪、２は
フロントフォーク、３はヘッドパイプ、４は車体フレー
ム、５は燃料タンク、６はシート、７はエンジン、８ａ
は燃料噴射装置のカバー、８は燃料噴射装置、９はイン
シュレータ、１０はエアクリーナである。First, in FIG. 1, reference numeral 1 is a front wheel, 2 is a front fork, 3 is a head pipe, 4 is a vehicle body frame, 5 is a fuel tank, 6 is a seat, 7 is an engine, and 8a.
Is a cover of the fuel injection device, 8 is a fuel injection device, 9 is an insulator, and 10 is an air cleaner.
【００１０】図２〜４に示すように、エアクリーナ１０
は、前後に分割された前ケース１１と後ケース１２を備
え、これらの割面が形成されている一側面に設けられた
円形の開口１３から円筒形のフィルタエレメント１４が
エアクリーナ１０内へ収容され、さらにその外方からシ
ールリング１５（図４）を介して吸気ダクト１６が取付
けられる。図４中の符号１７は前ケース１１と後ケース
１２の間へ介装されるケース側シールである。As shown in FIGS. 2-4, the air cleaner 10
Includes a front case 11 and a rear case 12 which are divided into front and rear, and a cylindrical filter element 14 is accommodated in the air cleaner 10 through a circular opening 13 provided on one side surface where these split surfaces are formed. Further, the intake duct 16 is attached from the outside through the seal ring 15 (FIG. 4). Reference numeral 17 in FIG. 4 is a case side seal interposed between the front case 11 and the rear case 12.
【００１１】前ケース１１は下方が前方へ突出する張り
出し１８をなす側面視階段状をなし、上方の縦壁部１９
には燃料噴射装置８が接続し、張り出し１８の上方に位
置してエアクリーナ１０内と連通している。The front case 11 has a stepwise shape in a side view forming a protrusion 18 whose lower portion protrudes forward, and an upper vertical wall portion 19
A fuel injection device 8 is connected to the above, and is located above the overhang 18 and communicates with the inside of the air cleaner 10.
【００１２】図４，５に示すように、吸気ダクト１６は
長さ方向へ延びる隔壁２０により上方の固定通路２１と
下方の可変通路２２に区画されている。図３及び５に示
すように、吸気ダクト１６は長さ方向へ左右に分割され
た外側部材２３と内側部材２４で構成され、接合部を嵌
合により一体化する。外側部材２３と内側部材２４はそ
れぞれ各種樹脂等の適宜材料により形成される。As shown in FIGS. 4 and 5, the intake duct 16 is divided into an upper fixed passage 21 and a lower variable passage 22 by a partition wall 20 extending in the lengthwise direction. As shown in FIGS. 3 and 5, the intake duct 16 is composed of an outer member 23 and an inner member 24 that are divided into right and left in the length direction, and the joint portions are integrated by fitting. The outer member 23 and the inner member 24 are each made of an appropriate material such as various resins.
【００１３】内側部材２４のうち、エアクリーナ１０に
重なる部分はフランジ２５が一体に形成され、ここでネ
ジ２６によりエアクリーナ１０へ取付けられている。さ
らにフランジ２５の一部には筒部２７が一体に形成さ
れ、フィルタエレメント１４の内へ嵌合している。な
お、エアクリーナ１０の内部のうち、フィルタエレメン
ト１４の内側がダーティサイド２８となり、フィルタエ
レメント１４外側がクリーンサイド２９となる。クリー
ンサイド２９側は縦壁部１９を介して燃料噴射装置８へ
連通する。A flange 25 is integrally formed on a portion of the inner member 24 which overlaps the air cleaner 10, and is attached to the air cleaner 10 by a screw 26 here. Further, a tubular portion 27 is integrally formed on a part of the flange 25, and is fitted into the filter element 14. In addition, of the inside of the air cleaner 10, the inside of the filter element 14 serves as the dirty side 28, and the outside of the filter element 14 serves as the clean side 29. The clean side 29 side communicates with the fuel injection device 8 via the vertical wall portion 19.
【００１４】図４に示すように、可変通路２２内には、
外側部材２３側の入り口近傍に開閉弁３０が設けられ、
回動中心軸３１を中心としてアクチュエータ３２により
回動自在である。なお、回動中心軸３１は開閉弁３０と
一体に設けられ、内側部材２４側から図５において可変
通路２２の上壁である隔壁２０及び下壁２３ａに沿って
突出するリブ３３により外側部材２３の壁面に形成され
た湾曲部２３ｂとの間に挟まれて回動自在になってい
る。As shown in FIG. 4, in the variable passage 22,
An on-off valve 30 is provided near the entrance on the outer member 23 side,
The actuator 32 is rotatable about the rotation center shaft 31. The rotation center shaft 31 is provided integrally with the on-off valve 30, and the outer member 23 is provided by ribs 33 protruding from the inner member 24 side along the partition wall 20 and the lower wall 23a which are the upper wall of the variable passage 22 in FIG. It is sandwiched between the curved portion 23b formed on the wall surface of the and is rotatable.
【００１５】開閉弁３０は図５に示す可変通路２２の開
口形状とほぼ同じ略矩形状であって、外側部材２３の外
壁へ当接する図の実線状態が可変通路２２の開放状態で
ある。また、開閉弁３０の一部縁部が内側部材２４側か
ら可変通路２２内へ突出して形成されたバルブシート３
４へ当接する仮想線状態で可変通路２２の閉鎖状態とな
る。すなわち、可変通路２２は開閉弁３０により開閉さ
れて通路断面積を可変とする構造になっている。The opening / closing valve 30 has a substantially rectangular shape which is substantially the same as the opening shape of the variable passage 22 shown in FIG. Further, the valve seat 3 is formed such that a partial edge portion of the on-off valve 30 projects from the inner member 24 side into the variable passage 22.
The variable passage 22 is closed when the phantom line is in contact with the variable passage 22. That is, the variable passage 22 is opened and closed by the open / close valve 30 to change the passage cross-sectional area.
【００１６】アクチュエータ３２は吸気負圧を利用して
開閉弁３０を開閉動作するようになっており、内側部材
２４の側面壁へ取付けられ、内側部材２４に形成された
開口３５よりリンク３６が可変通路２２を横断して開閉
弁３０と連結している。The actuator 32 is adapted to open and close the on-off valve 30 by utilizing the negative pressure of intake air, is attached to the side wall of the inner member 24, and the link 36 is variable from the opening 35 formed in the inner member 24. It is connected to the on-off valve 30 across the passage 22.
【００１７】アクチュエータ３２は、エンジンの出力が
小さいとき、開閉弁３０を仮想線位置へ回動して可変通
路２２を閉じ、固定通路２１のみから吸気し、エンジン
の出力が大きくなると、開閉弁３０を実線位置へ回動し
て可変通路２２を開き、固定通路２１及び可変通路２２
より吸気する。但し、閉弁時でも可変通路２２は外部と
完全には遮断されず、若干の通気用間隙を形成するよう
になっている。When the output of the engine is small, the actuator 32 rotates the on-off valve 30 to the imaginary line position to close the variable passage 22, sucks air only from the fixed passage 21, and when the output of the engine becomes large, the on-off valve 30 is opened. To the position indicated by the solid line to open the variable passage 22 so that the fixed passage 21 and the variable passage 22
Inhale more. However, even when the valve is closed, the variable passage 22 is not completely shut off from the outside and forms a slight ventilation gap.
【００１８】次に、本実施例の作用を説明する。吸気ダ
クト１６内に固定通路２１と可変通路２２を設け、可変
通路２２の通路断面積をエンジンの出力に応じて可変に
したので、出力に応じた吸気量を確保できるとともに、
吸気量が少なくなると吸気ダクト１６の通路断面積が小
さくなるから、吸気量に応じて吸気ノイズを小さくでき
る。しかも、吸気可変ダクトにすることにより、可変機
構を設けてもエアクリーナ１０のケース内容積を犠牲に
しないので、エアクリーナ１０のケース内における容積
の多寡にかかわらず容易に吸気量可変構造を得ることが
できる。Next, the operation of this embodiment will be described. Since the fixed passage 21 and the variable passage 22 are provided in the intake duct 16 and the passage cross-sectional area of the variable passage 22 is made variable according to the output of the engine, it is possible to secure an intake amount according to the output,
When the intake air amount decreases, the passage cross-sectional area of the intake duct 16 decreases, so the intake noise can be reduced according to the intake air amount. Moreover, since the intake air variable duct is provided, the internal volume of the case of the air cleaner 10 is not sacrificed even if the variable mechanism is provided. Therefore, an intake air amount variable structure can be easily obtained regardless of the volume of the air cleaner 10 in the case. it can.
【００１９】しかも、可変通路２２の吸気可変機構を開
閉弁３０で構成し、この回動軸３１を吸気ダクト１６の
可変通路２２内に設け、かつ吸気ダクト１６の側部外方
に設けたアクチュエータ３２にて開閉駆動するように構
成したので、吸気可変機構を全て吸気ダクト１６へ集約
するとともに、可変部である開閉弁３０、回動軸３１及
びリンク３６を全て吸気ダクト１６内へ収容させること
ができるので故障しにくくなる。Moreover, the intake variable mechanism of the variable passage 22 is constituted by the on-off valve 30, and the rotary shaft 31 is provided inside the variable passage 22 of the intake duct 16 and outside the side portion of the intake duct 16. Since the open / close drive is performed by 32, the intake variable mechanism is entirely integrated in the intake duct 16, and the open / close valve 30, the rotating shaft 31, and the link 36 that are variable parts are all accommodated in the intake duct 16. Since it can be done, it is less likely to break down.
図１は実施例の適用された自動２輪車の側面図、図２は
エアクリーナの側面図、図３は図２の３−３線断面図、
図４はエアクリーナの分解斜視図、図５は図２における
Ａ矢示図である。1 is a side view of a motorcycle to which the embodiment is applied, FIG. 2 is a side view of an air cleaner, FIG. 3 is a sectional view taken along line 3-3 of FIG.
FIG. 4 is an exploded perspective view of the air cleaner, and FIG. 5 is a view indicated by an arrow A in FIG.
【図１】実施例の適用された自動２輪車の側面図FIG. 1 is a side view of a motorcycle to which an embodiment is applied.
【図２】実施例に係るエアクリーナの側面図FIG. 2 is a side view of the air cleaner according to the embodiment.
【図３】図２の３−３線断面図3 is a sectional view taken along line 3-3 of FIG.
【図４】実施例に係るエアクリーナの分解斜視図FIG. 4 is an exploded perspective view of the air cleaner according to the embodiment.
【図５】図２のＡ矢示図5 is a diagram showing an arrow A in FIG.
【図６】吸気ダクトの開閉弁部分を示す拡大断面図FIG. 6 is an enlarged sectional view showing an opening / closing valve portion of an intake duct.
１０：エアクリーナ、１１：前ケース、１２：後ケー
ス、１４：フィルタエレメント、１６：吸気ダクト、２
０：隔壁、２１：固定通路、２２：可変通路、２３：外
側部材、２４：内側部材、３０：開閉弁、３２：アクチ
ュエータ10: air cleaner, 11: front case, 12: rear case, 14: filter element, 16: intake duct, 2
0: partition wall, 21: fixed passage, 22: variable passage, 23: outer member, 24: inner member, 30: open / close valve, 32: actuator
Claims (2)
面積一定の固定通路と、通路断面積が変化する可変通路
とを設け、前記吸気ダクトを吸気可変ダクトとしたこと
を特徴とするエアクリーナ装置。1. An air cleaner device, wherein a fixed passage having a constant passage sectional area and a variable passage having a variable passage sectional area are provided in an intake duct of the air cleaner, and the intake duct is an intake variable duct.
るとともに、この開閉弁の回動軸を吸気ダクト内に設
け、かつ吸気ダクトの側部外方に設けたアクチュエータ
にて開閉駆動することを特徴とする請求項１に記載した
エアクリーナ装置。2. The variable passage is provided with an opening / closing valve for an intake passage, and a rotary shaft of the opening / closing valve is provided in an intake duct and is opened / closed by an actuator provided outside a side portion of the intake duct. The air cleaner device according to claim 1.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001264816A JP3964168B2 (en) | 2001-08-31 | 2001-08-31 | Air cleaner device |
| IT2002TO000646A ITTO20020646A1 (en) | 2001-08-31 | 2002-07-23 | AIR FILTRATION DEVICE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001264816A JP3964168B2 (en) | 2001-08-31 | 2001-08-31 | Air cleaner device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003074426A true JP2003074426A (en) | 2003-03-12 |
| JP3964168B2 JP3964168B2 (en) | 2007-08-22 |
Family
ID=19091359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001264816A Expired - Fee Related JP3964168B2 (en) | 2001-08-31 | 2001-08-31 | Air cleaner device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3964168B2 (en) |
| IT (1) | ITTO20020646A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005083288A (en) * | 2003-09-09 | 2005-03-31 | Honda Motor Co Ltd | Intake device for engine |
| JP2006281916A (en) * | 2005-03-31 | 2006-10-19 | Honda Motor Co Ltd | Saddle riding type vehicle |
| KR100921111B1 (en) | 2007-11-20 | 2009-10-12 | 현대자동차주식회사 | Variable air intake system |
| WO2010001777A1 (en) * | 2008-06-30 | 2010-01-07 | 本田技研工業株式会社 | Two-wheeled motor vehicle |
| US20100147243A1 (en) * | 2008-12-17 | 2010-06-17 | Ford Global Technologies, Llc | Automotive air induction system |
| KR100966615B1 (en) * | 2008-01-14 | 2010-06-29 | 대기산업 주식회사 | Variable induction system for automobile |
| KR101126252B1 (en) | 2005-09-26 | 2012-03-19 | 기아자동차주식회사 | Air cleaner |
| US8562726B2 (en) | 2011-11-14 | 2013-10-22 | Hyundai Motor Company | Chamber air cleaner and an intake apparatus for engine including the same |
| KR200473954Y1 (en) | 2013-03-11 | 2014-09-25 | 주식회사 리한 | Air control means which is combined in the air cleaner |
-
2001
- 2001-08-31 JP JP2001264816A patent/JP3964168B2/en not_active Expired - Fee Related
-
2002
- 2002-07-23 IT IT2002TO000646A patent/ITTO20020646A1/en unknown
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005083288A (en) * | 2003-09-09 | 2005-03-31 | Honda Motor Co Ltd | Intake device for engine |
| JP2006281916A (en) * | 2005-03-31 | 2006-10-19 | Honda Motor Co Ltd | Saddle riding type vehicle |
| JP4574415B2 (en) * | 2005-03-31 | 2010-11-04 | 本田技研工業株式会社 | Saddle riding vehicle |
| KR101126252B1 (en) | 2005-09-26 | 2012-03-19 | 기아자동차주식회사 | Air cleaner |
| KR100921111B1 (en) | 2007-11-20 | 2009-10-12 | 현대자동차주식회사 | Variable air intake system |
| KR100966615B1 (en) * | 2008-01-14 | 2010-06-29 | 대기산업 주식회사 | Variable induction system for automobile |
| WO2010001777A1 (en) * | 2008-06-30 | 2010-01-07 | 本田技研工業株式会社 | Two-wheeled motor vehicle |
| JP2010031856A (en) * | 2008-06-30 | 2010-02-12 | Honda Motor Co Ltd | Noise reducing device for motorcycle |
| US8701813B2 (en) | 2008-06-30 | 2014-04-22 | Honda Motor Co., Ltd. | Two-wheeled motor vehicle |
| US20100147243A1 (en) * | 2008-12-17 | 2010-06-17 | Ford Global Technologies, Llc | Automotive air induction system |
| US8925510B2 (en) * | 2008-12-17 | 2015-01-06 | Ford Global Technologies, Llc | Automotive air induction system |
| US8562726B2 (en) | 2011-11-14 | 2013-10-22 | Hyundai Motor Company | Chamber air cleaner and an intake apparatus for engine including the same |
| KR200473954Y1 (en) | 2013-03-11 | 2014-09-25 | 주식회사 리한 | Air control means which is combined in the air cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO20020646A1 (en) | 2004-01-23 |
| JP3964168B2 (en) | 2007-08-22 |
| ITTO20020646A0 (en) | 2002-07-23 |
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