JPH0120115B2 - - Google Patents
Info
- Publication number
- JPH0120115B2 JPH0120115B2 JP57170217A JP17021782A JPH0120115B2 JP H0120115 B2 JPH0120115 B2 JP H0120115B2 JP 57170217 A JP57170217 A JP 57170217A JP 17021782 A JP17021782 A JP 17021782A JP H0120115 B2 JPH0120115 B2 JP H0120115B2
- Authority
- JP
- Japan
- Prior art keywords
- air cleaner
- main frame
- air
- cleaner element
- motorcycle
- 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
Links
- 239000002828 fuel tank Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
- F02M35/10236—Overpressure or vacuum relief means; Burst protection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
- F02M35/162—Motorcycles; All-terrain vehicles, e.g. quads, snowmobiles; Small vehicles, e.g. forklifts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
- F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
- F02M35/116—Intake manifolds for engines with cylinders in V-arrangement or arranged oppositely relative to the main shaft
Description
【発明の詳細な説明】
本発明は自動二輪車のエアクリーナ装置の改良
に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to improvements in air cleaner devices for motorcycles.
車体フレームを構成するメインフレームを箱形
に成形し、該メインフレーム内部を空気導入通路
の一部として利用し、該メインフレーム内部にエ
アクリーナエレメントを着脱自在に内蔵するとと
もに、キヤブレターの空気導入口を開口せしめる
ようにした自動二輪車のエアクリーナ装置が提案
される。 The main frame constituting the vehicle body frame is formed into a box shape, and the inside of the main frame is used as a part of the air introduction passage, and an air cleaner element is removably built into the main frame, and the air intake port of the carburetor is installed inside the main frame. An air cleaner device for a motorcycle is proposed which is designed to be opened.
ところで、この種エアクリーナ装置にあつて
は、上記の如くメインフレーム内にエアクリーナ
エレメントとキヤブレターの空気導入口が臨んで
いるため、キヤブレターの吹き返しによりエアク
リーナエレメントが汚損される虞れが生ずる。 However, in this type of air cleaner device, since the air cleaner element and the air inlet of the carburetor face inside the main frame as described above, there is a risk that the air cleaner element may be contaminated by blowback from the carburetor.
本発明は斯かる問題を有効に解決すべく成され
たもので、その目的とする処は、箱形のメインフ
レーム内でエアクリーナエレメントとキヤブレタ
ーとの空気通路にバツフルプレートをメインフレ
ーム左右の側壁に連結させて配置することによ
り、キヤブレターからの吹き返しに伴なうエアク
リーナエレメントの汚損を有効に防止するととも
に、メインフレームの剛性向上を図るようにした
自動二輪車のエアクリーナ装置を提供するにあ
る。 The present invention has been made to effectively solve this problem, and its purpose is to install buttful plates in the air passages between the air cleaner element and the carburetor within the box-shaped main frame on the left and right side walls of the main frame. To provide an air cleaner device for a motorcycle, which effectively prevents the air cleaner element from becoming dirty due to blowback from the carburetor and improves the rigidity of the main frame by connecting and arranging the air cleaner element with the carburetor.
以下に本発明の好適一実施例を添付図面に基づ
いて詳述する。 A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
第１図は自動二輪車の全体側面図、第２図は同
自動二輪車のエアクリーナ装置部の拡大破断側面
図、第３図は第２図３−３線断面図である。 FIG. 1 is an overall side view of the motorcycle, FIG. 2 is an enlarged cutaway side view of an air cleaner device of the motorcycle, and FIG. 3 is a sectional view taken along the line 3-3 in FIG.
第１図は示す自動二輪車１の車体フレーム２の
前端にはヘツドパイプ３が固着されており、該ヘ
ツドパイプ３にはステムシヤフトが回動自在に挿
通し、ステムシヤフト上端には図示の如くハンド
ル４が固設されている。又ステムシヤフトにはト
ツプ・ボトム両ブリツジ５，６を介してフロント
フオーク７の上端が固定され、該フロントフオー
ク７の下端には操向輪を成す前輪８が回転自在に
支承されている。 In FIG. 1, a head pipe 3 is fixed to the front end of a body frame 2 of a motorcycle 1. A stem shaft is rotatably inserted into the head pipe 3, and a handle 4 is provided at the upper end of the stem shaft as shown in the figure. It is permanently installed. Further, the upper end of a front fork 7 is fixed to the stem shaft via both top and bottom bridges 5 and 6, and a front wheel 8 forming a steering wheel is rotatably supported at the lower end of the front fork 7.
一方、前記ヘツドパイプ３の後方には燃料タン
ク９及びシート１０が配設され、燃料タンク９の
下方には前方シリンダ１１ａと後方シリンダ１１
ｂとがＶ形を成すＶ型エンジン１１が搭載されて
いる。そして、前方シリンダ１１ａからは排気管
２３が、後方シリンダ１１ｂからは排気管２５が
夫々接続されており、各排気管２３，２５には排
気マフラー２４，２６が接続されている。 On the other hand, a fuel tank 9 and a seat 10 are arranged behind the head pipe 3, and below the fuel tank 9 are a front cylinder 11a and a rear cylinder 11.
A V-type engine 11 having a V-shape is mounted. An exhaust pipe 23 is connected to the front cylinder 11a, an exhaust pipe 25 is connected to the rear cylinder 11b, and exhaust mufflers 24, 26 are connected to each exhaust pipe 23, 25.
又車体フレーム２を構成するダウンパイプロア
２ａの屈曲部基部にはリヤフオーク１２の前端が
ピボツトシヤフト１３にて上下揺動自在に枢着さ
れており、該リヤフオーク１２の後端には駆動輪
を成す後輪１４が回転自在に支承されている。尚
このリヤフオーク１２は不図示の緩衝装置を介し
て車体側に懸架されている。 Further, the front end of a rear fork 12 is pivotally attached to the bent base of the down pipe lower 2a constituting the vehicle body frame 2 by a pivot shaft 13 so as to be able to swing vertically. A ring 14 is rotatably supported. Note that this rear fork 12 is suspended on the vehicle body side via a shock absorber (not shown).
ところで、前記燃料タンク９で囲まれる部分に
は第２図に示す如くその前端に前記ヘツドパイプ
３を固着した車体フレーム２のメインフレームで
あるメインパイプ１５が配されている。このメイ
ンパイプ１５は薄鋼板で箱形にプレス成形されて
おり、これの上面は大きく開口している。 By the way, as shown in FIG. 2, in the area surrounded by the fuel tank 9, a main pipe 15, which is the main frame of the vehicle body frame 2 to which the head pipe 3 is fixed, is arranged at its front end. The main pipe 15 is press-formed from a thin steel plate into a box shape, and has a large opening at the top.
そして、上記メインパイプ１５の開口部周縁に
は比較的厚い鋼板で成形される補強プレート１６
が固着されており、又該メインパイプ１５の開口
部から内部へはエアクリーナケース１７が臨み、
該ケース１７内には側断面がＵ字状を成すエアク
リーナエレメント１８が収納されている。 A reinforcing plate 16 formed of a relatively thick steel plate is provided around the opening of the main pipe 15.
is fixed, and an air cleaner case 17 faces inside from the opening of the main pipe 15.
An air cleaner element 18 having a U-shaped side cross section is housed within the case 17.
更にこのメインパイプ１５の内部には、第２図
及び第３図に示す如く、メインパイプ１５の左右
の両側壁を連結するバツフルプレート１９が設け
られている。 Further, inside the main pipe 15, as shown in FIGS. 2 and 3, a buff-full plate 19 is provided that connects the left and right side walls of the main pipe 15.
一方、メインパイプ１５の上面開口部は樹脂等
で一体成形されたカバー２０にて閉塞されてお
り、該カバー２０には前記エアクリーナケース１
７がカバー２０の中央に挿通するボルト２１にて
着脱自在に取付支持されている。又カバー２０は
インレツトチユーブ（図示せず）を内部に支持し
ている。 On the other hand, the upper surface opening of the main pipe 15 is closed with a cover 20 integrally molded with resin or the like, and the cover 20 is provided with the air cleaner case 1.
7 is detachably attached and supported by a bolt 21 inserted through the center of the cover 20. Cover 20 also internally supports an inlet tube (not shown).
而して、カバー２０を取外せば、これと一体に
エアクリーナケース１７及びこれに収納されるエ
アクリーナエレメント１８が外れる。その後、ボ
ルト２１を弛めてエアクリーナケース１７をカバ
ー２０から分離すれば、エアクリーナエレメント
１８の交換は容易に成され、メインテナンス性が
向上する。 When the cover 20 is removed, the air cleaner case 17 and the air cleaner element 18 housed therein are removed together with it. Thereafter, by loosening the bolts 21 and separating the air cleaner case 17 from the cover 20, the air cleaner element 18 can be easily replaced, improving maintainability.
ところで、空気は前記インレツトチユーブを経
てカバー２０内部に導入され、更にエアクリーナ
エレメント１８を通過して浄化された後、メイン
パイプ１５内部に流入し、該メインパイプ１５の
内部にチユーブ３３，３４を介してその空気導入
口が開口する左右２個のキヤブレター３１，３２
に導かれ、ここで霧化された燃料と混合し、混合
気が形成される。斯くして形成された混合気はエ
ンジン１１の前方シリンダ１１ａ及び後方シリン
ダ１１ｂ内に導かれ、燃焼せしめられる。 Incidentally, air is introduced into the cover 20 through the inlet tube, and after being purified by passing through the air cleaner element 18, it flows into the main pipe 15, and the tubes 33 and 34 are inserted into the main pipe 15. Two left and right carburetors 31, 32 whose air inlets open through
where it mixes with the atomized fuel to form an air-fuel mixture. The air-fuel mixture thus formed is guided into the front cylinder 11a and the rear cylinder 11b of the engine 11 and is combusted.
以上において、空気導入経路の一部を構成し、
内部にエアクリーナエレメント１８とキヤブレタ
ーの３１，３２空気導入口が臨むメインパイプ１
５内部の両側壁に、この両側壁を連結するバツフ
ルプレート１９を設けたため、エアクリーナエレ
メント１８はキヤブレターの吹き返しの影響を直
接受けることがなく、従つてキヤブレターの吹き
返しに伴うエアクリーナエレメント１８の汚損の
危険性は有効に解消される。 In the above, forming part of the air introduction route,
Main pipe 1 with air cleaner element 18 and carburetor air inlets 31 and 32 facing inside
Since the air cleaner element 18 is not directly affected by the blowback of the carburetor, the air cleaner element 18 is prevented from being contaminated due to the blowback of the carburetor. The danger is effectively eliminated.
尚メインフレームを成すメインパイプ内両側壁
に設けるバツフルプレートの数は任意である。 The number of buttful plates provided on both side walls of the main pipe constituting the main frame is arbitrary.
以上の説明で明らかな如く本発明によればメイ
ンフレーム内の左右の側壁間にバツフルプレート
を設けたので、該メインフレーム内に臨むエアク
リーナエレメントをキヤブレターの吹き返しに伴
なう汚損から有効に保護するとともに、メインフ
レームの剛性を向上させることができる。 As is clear from the above explanation, according to the present invention, a bump-full plate is provided between the left and right side walls in the main frame, so that the air cleaner element facing into the main frame is effectively protected from dirt caused by the blowback of the carburetor. At the same time, the rigidity of the main frame can be improved.
図面は本発明の一実施例を示すものであり、第
１図は自動二輪車の全体側面図、第２図は同自動
二輪車のエアクリーナ装置部の拡大破断側面図、
第３図は第２図３−３線断面図である。
尚図面中１は自動二輪車、９は燃料タンク、１
５はメインフレーム、１７はエアクリーナケー
ス、１８はエアクリーナエレメント、１９はバツ
フルプレート、２０はカバーである。
The drawings show one embodiment of the present invention, and FIG. 1 is an overall side view of the motorcycle, FIG. 2 is an enlarged cutaway side view of the air cleaner device of the motorcycle, and FIG.
FIG. 3 is a sectional view taken along line 3-3 in FIG. In addition, 1 in the drawing is a motorcycle, 9 is a fuel tank, 1
5 is a main frame, 17 is an air cleaner case, 18 is an air cleaner element, 19 is a buttful plate, and 20 is a cover.
Claims (1)
エアクリーナエレメントを内蔵する自動二輪車の
エアクリーナ装置において、前記メインフレーム
は左右の側壁を夫々結合して箱形に成形し、この
メインフレーム内で前記エアクリーナエレメント
とキヤブレターとの間の空気通路に、このメイン
フレームの左右の側壁間を連結してなるバツフル
プレートを配設したことを特徴とする自動二輪車
のエアクリーナ装置。1. In an air cleaner device for a motorcycle in which an air cleaner element is built into a main frame constituting a vehicle body frame, the main frame is formed into a box shape by joining left and right side walls, and the air cleaner element and the carburetor are connected within this main frame. An air cleaner device for a motorcycle, characterized in that a buttful plate connecting left and right side walls of the main frame is disposed in an air passage between the main frame and the left and right side walls of the main frame.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57170217A JPS5959524A (en) | 1982-09-29 | 1982-09-29 | Air cleaner device for motorcycle |
| US06/536,245 US4648474A (en) | 1982-09-29 | 1983-09-27 | Air cleaner system for motorcycles |
| FR8315519A FR2533633B1 (en) | 1982-09-29 | 1983-09-29 | AIR FILTER DEVICE FOR MOTORCYCLE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57170217A JPS5959524A (en) | 1982-09-29 | 1982-09-29 | Air cleaner device for motorcycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5959524A JPS5959524A (en) | 1984-04-05 |
| JPH0120115B2 true JPH0120115B2 (en) | 1989-04-14 |
Family
ID=15900835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57170217A Granted JPS5959524A (en) | 1982-09-29 | 1982-09-29 | Air cleaner device for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5959524A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62103284A (en) * | 1985-10-30 | 1987-05-13 | 本田技研工業株式会社 | Motorcycle |
| JPH0742946Y2 (en) * | 1988-03-29 | 1995-10-04 | スズキ株式会社 | Motorcycle |
| JP2670079B2 (en) * | 1988-04-30 | 1997-10-29 | ヤマハ発動機株式会社 | Motorcycle air intake system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257573U (en) * | 1975-10-24 | 1977-04-26 | ||
| JPS568846B2 (en) * | 1973-10-16 | 1981-02-26 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928124Y2 (en) * | 1979-06-30 | 1984-08-14 | スズキ株式会社 | Air cleaner frame trap |
-
1982
- 1982-09-29 JP JP57170217A patent/JPS5959524A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS568846B2 (en) * | 1973-10-16 | 1981-02-26 | ||
| JPS5257573U (en) * | 1975-10-24 | 1977-04-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5959524A (en) | 1984-04-05 |
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