JPS60215424A - Suction system for motor-cycle - Google Patents
Suction system for motor-cycleInfo
- Publication number
- JPS60215424A JPS60215424A JP59072104A JP7210484A JPS60215424A JP S60215424 A JPS60215424 A JP S60215424A JP 59072104 A JP59072104 A JP 59072104A JP 7210484 A JP7210484 A JP 7210484A JP S60215424 A JPS60215424 A JP S60215424A
- Authority
- JP
- Japan
- Prior art keywords
- intake
- frame
- parts
- cowling
- outside
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000006200 vaporizer Substances 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
- F02M35/16—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
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
-
- 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
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
- F02M35/10104—Substantially vertically arranged ducts
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は自動二輪車における吸気装置部品の配置構造に
関する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to an arrangement structure of intake system components in a motorcycle.
近時自動二輪車にあっては、気筒数を増すなどによりエ
ンジン性能が向上する傾向にあり、このためエンジン部
品点数が増し、特に吸気装置においては大容量のエアク
リーナを使用した９、吸気チャンバや吸気レゾネータの
使用により吸気性能の向上および吸−気騒音の低減化が
図られている。In modern motorcycles, there is a trend to improve engine performance by increasing the number of cylinders, etc., and as a result, the number of engine parts has increased, especially in the intake system, which uses a large-capacity air cleaner9, intake chamber, and air intake. The use of a resonator improves intake performance and reduces intake noise.
しかしながらこのように部品点数が増し、かつ大容量の
吸気系部品を使用するとエンジン回りの部品密度が高く
々る。これを防止するため部品をフレームの外側に配置
すると外観が低下するＯ
〔発明の目的〕
本発明はこのような事情にもとづきなされたもので、外
観を損うことなく部品密度を下げ、特に吸気系部品の容
量を大きく確保できて吸気性能の向上および吸気騒音の
低減が実現できる自動二輪車の吸気装置を提供すること
を目的とする。However, when the number of parts increases and large capacity intake system parts are used, the density of parts around the engine becomes high. In order to prevent this, if parts are placed outside the frame, the appearance will deteriorate. [Objective of the Invention] The present invention was made based on the above circumstances, and aims to reduce the density of parts without impairing the appearance, especially for the intake air. An object of the present invention is to provide an intake system for a motorcycle that can secure a large capacity for system parts, improve intake performance, and reduce intake noise.
すなわち本発明は、フレームの外側をカウリングで覆っ
た自動二輪車にあって、上記フレームの外側とカウリン
グの内側とで構成される空間に、大容積を占める吸気部
品を配置したことを特徴とする特
〔発明の実施例〕
以下本発明を、第１図ないし第４図に示す一実施例にも
とづき説明する。That is, the present invention provides a motorcycle in which the outside of the frame is covered with a cowling, and is characterized in that an intake component occupying a large volume is arranged in a space constituted by the outside of the frame and the inside of the cowling. [Embodiment of the Invention] The present invention will be described below based on an embodiment shown in FIGS. 1 to 4.
図において１は自動二輪車のフレームを示し、このフレ
ーム１はヘッドパイゾ２に左右一対の主フレーム３，３
およびダウンチューブ４，４を接合してあり、これら主
フレーム３，３およびダウンチー−ブ４，４の後端はブ
ラケット５に接合されている。ヘッド・にイア°２に軸
支されたステアリング軸には上部ブラケット６および下
部ブラケット７によりフロントフォーク８が連結されて
おり、このフロントフォーク８の下端には前輪９が軸支
されている。またステアリング軸の上端には操向ノンド
ル１０が取り付けられている。なお１１はヘッドランプ
、１２は計器を示す。In the figure, 1 indicates a frame of a motorcycle, and this frame 1 includes a head pizo 2 and a pair of left and right main frames 3, 3.
and down tubes 4, 4 are joined, and the rear ends of these main frames 3, 3 and down tubes 4, 4 are joined to a bracket 5. A front fork 8 is connected to the steering shaft, which is pivotally supported at the head and the ear, by an upper bracket 6 and a lower bracket 7, and a front wheel 9 is pivotally supported at the lower end of the front fork 8. Further, a steering nondle 10 is attached to the upper end of the steering shaft. Note that 11 indicates a headlamp, and 12 indicates an instrument.
ブラケット５には揺動リヤアーム１３の前端がピボット
軸１４により支持されており、この揺動リヤアーム１３
の後端には後輪１５が軸支されている。後輪１５はチェ
ーン１６を介してエンジン１７によ勺駆動される。The front end of a swinging rear arm 13 is supported by a pivot shaft 14 on the bracket 5.
A rear wheel 15 is pivotally supported at the rear end of the vehicle. The rear wheels 15 are driven by an engine 17 via a chain 16.
エンジン１７はたとえば水冷式４気筒４ザイクルエンジ
ンであり、主フレーム３．３とダウンチー−ゾ４．４に
囲まれた部位に設けられている。各気筒１８には気化器
１９が接続され、これら気化器１９は後述するエアクリ
ーナに接続されている。捷た各気筒には排気管２０が接
続されており、これら排気管２０は後輪１５の左右にそ
れぞれ設けられた消音器２１・・・に接続されている。The engine 17 is, for example, a water-cooled 4-cylinder 4-cycle engine, and is provided in a portion surrounded by the main frame 3.3 and the down-chisor 4.4. A carburetor 19 is connected to each cylinder 18, and these carburetors 19 are connected to an air cleaner described later. Exhaust pipes 20 are connected to each of the shunted cylinders, and these exhaust pipes 20 are connected to mufflers 21 provided on the left and right sides of the rear wheel 15, respectively.
操向ハンドル１０の回りは、カウリング２２により覆わ
れている。このカウリング２２は、ヘッドランプ１ノの
周囲を囲んで左右に伸び、主フレーム３．３およびダウ
ンチューブ４，４の外側をエンジン１７のへッドカノ々
−近傍まで延長されており、たとえば合成樹脂材料によ
り一体成形されたものである。このカウリング２２は、
第１図で示すように、主フレーム３およびダウンチー−
ブ４に対してねじ２３・・・によって固定されていると
ともに、前端部がヘッドノ４イアＤ２に溶接されたブラ
ケット２４に対してねじ２５によって固定されている。The steering handle 10 is surrounded by a cowling 22. This cowling 22 surrounds the headlamp 1 and extends left and right, extends outside the main frame 3.3 and down tubes 4, 4 to the vicinity of the head canopy of the engine 17, and is made of, for example, synthetic resin. It is integrally molded by. This cowling 22 is
As shown in Figure 1, the main frame 3 and the down team
It is fixed to the bracket 4 by screws 23, and also fixed by screws 25 to a bracket 24 whose front end is welded to the head no. 4 ear D2.
つまシカウリング２２はフレーム１に支持されている。The tab ring 22 is supported by the frame 1.
上記カウリング２２の内側と、主フレーム３゜３および
ダウンチューブ４，４の外側には空間が確保されており
、この空間にはフロントフォーク８．８の回動範囲を外
れた位置に、吸気部品のうちで気化器１９よシも吸気上
流側に設けられる部品であって大容量をもつ部品、たと
えば吸気チャンバ２６．２６が配置されている。A space is provided inside the cowling 22 and outside the main frame 3. Among these, the carburetor 19 and the other components are provided on the upstream side of the intake air and have a large capacity, such as intake chambers 26 and 26.
吸気チャンバ２６．２６はたとえば合成樹脂材料によＱ
形成されて、カウリング２２に支持具２７・・・を介し
て支持されており、前方に向けて吸気口２８を開口して
いる。この吸気チャンバ２６．２６は連通路２９．２９
に介してエアクリーナ３０に接続されている。エアクリ
ーナ３０はエンジン１７の上方に位置しかつ主フレーム
３．３によシ囲まれた空間に設けられており、第３図に
示すように、上記連通路２９．２９が接続された開口３
１を取り巻いてクリーナエ５−
レメント３２を有している。エアクリーナ３０の後部下
面には、各気化器１９・・・の吸気管３３・・・が差し
込まれている。The intake chamber 26.26 is made of synthetic resin material, for example.
It is supported by the cowling 22 via supports 27, and has an intake port 28 opened toward the front. This intake chamber 26.26 has a communication passage 29.29.
It is connected to the air cleaner 30 via. The air cleaner 30 is located above the engine 17 and is provided in a space surrounded by the main frame 3.3, and as shown in FIG.
A cleaner element 32 surrounds the cleaner element 1. Intake pipes 33 of each carburetor 19 are inserted into the rear lower surface of the air cleaner 30.
したがってエンジン１７の運転中は、吸気チャンバ２６
．２６の吸気口２８．２８より外気全導入し、この吸気
チャンバ２６．２６により吸気を膨張させたのち連通路
２９．２９で絞シながらエアクリーナ３０に導びき、ク
リーナエレメント３２で濾過したのちエアクリーナ３０
内で再び膨張させて各気化器１９・・・に分配するよう
になっている。Therefore, while the engine 17 is operating, the intake chamber 26
．． 26, all of the outside air is introduced through the intake port 28.28, and the intake air is expanded through the intake chamber 26.26, and then guided to the air cleaner 30 while being throttled through the communication passage 29.29. After being filtered by the cleaner element 32, the air is drawn into the air cleaner 30.
It is expanded again within the chamber and distributed to each vaporizer 19...
なお、吸気チャンバ２６．２６の吸気口２８．２８の上
方は、第２図に示す通シカウリング２２によって覆われ
ている。このため走行中および停車中であっても雨水が
吸気口２８．２８から吸気チャンバ２６．２６に吸入さ
れることはない。Note that the upper part of the intake port 28.28 of the intake chamber 26.26 is covered by a through cowling 22 shown in FIG. Therefore, rainwater is not drawn into the intake chamber 26.26 from the intake port 28.28 even when the vehicle is running or stopped.
３４はエアクリーナ２９の上方を覆うカバーである。こ
のような構成に係る実施例によれば、主フレーム３，３
およびダウンチューブ４．４６一
の外側と、カウリング２２の内側の間に形成された空間
に吸気チャンバ２６．２６ｆ設置したから、吸気チャン
バ２６．２６が外から見えず、外観を損う惧れはない。34 is a cover that covers the air cleaner 29 above. According to the embodiment having such a configuration, the main frames 3, 3
Since the intake chamber 26.26f is installed in the space formed between the outside of the down tube 4.46 and the inside of the cowling 22, there is no risk that the intake chamber 26.26 will not be visible from the outside and spoil the appearance. do not have.
しかも吸気チャンバ２６．２６は主フレーム３．３およ
びダウンチューブ４．４の外側となるので、これら主フ
レーム３，３およびダウンチューブ４．４の内側に吸気
チャンバを置く場合に比べてフレーム１内の部品密度が
低くなフ、他の各種部品の配置が楽になシかつメンテナ
ンスもやシ易く々る。Moreover, since the intake chambers 26.26 are located outside the main frame 3.3 and the down tube 4.4, the intake chambers 26.26 are placed inside the frame 1 compared to the case where the intake chambers are placed inside the main frames 3, 3 and the down tube 4.4. Since the density of parts is low, it is easy to arrange various other parts, and maintenance is also easy.
また主フレーム３．３間に収容されたエアクリーナ３０
を大容量にすることもできる。Also, an air cleaner 30 housed between the main frames 3 and 3.
It is also possible to increase the capacity.
吸気チャンノ々２６，２６にあっても、カウリング２２
と主フレーム１との空間を有効に活用して大容量とする
ことができる。Even if there are intake channels 26, 26, the cowling 22
A large capacity can be achieved by effectively utilizing the space between the main frame 1 and the main frame 1.
したがって吸気チャンバ２６．２６およびエアクリーナ
２９を大容量にできることがら、吸気性能の向上が可能
となりかつ吸気騒音を低減させることも可能である。Therefore, since the intake chambers 26, 26 and the air cleaner 29 can have a large capacity, it is possible to improve intake performance and reduce intake noise.
なお、上記実施例では吸気チャン−４２６，２６全支持
具２７・・・によりカウリング２２に固定した場合につ
いて説明したが本発明は第５図および第６図に示す他の
実施例のように、吸気チャンバ２６．２６ｆフレーム１
側に固定してもよい。すなわち、このものは、吸気チャ
ンバ２６をねじ４０・・・によって主フレーム３と、主
フレーム３とダウンチー−ブ４に架設した補強材４１と
に固定したものである。In the above embodiment, the case where the intake channels 426, 26 are fixed to the cowling 22 by the supporting members 27, etc. has been explained, but the present invention is similar to other embodiments shown in FIGS. 5 and 6. Intake chamber 26.26f frame 1
It can be fixed to the side. That is, in this device, the intake chamber 26 is fixed to the main frame 3 and to a reinforcing member 41 installed between the main frame 3 and the downchie 4 with screws 40 .
また上記各実施例の場合、カウリング２２と主フレーム
１の空間に吸気チャンバ２６．２６を配置したが本発明
は、吸気チャンバ２６゜２６の代りにエアクリーナを配
置してもよく、また吸気レゾネータを配置するようにし
てもよい。そして車体の左右に形成される上記空間の両
方に上記吸気部品を設置することに限らず、いづれか一
方にだけ設けてもよい。Further, in each of the above embodiments, the intake chambers 26, 26 are arranged in the space between the cowling 22 and the main frame 1, but in the present invention, an air cleaner may be arranged in place of the intake chambers 26, 26, and an intake resonator is also arranged. You may also arrange it. The intake component is not limited to being installed in both of the spaces formed on the left and right sides of the vehicle body, but may be installed in only one of the spaces.
またカウリング２２はフレーム１に固定されるものには
限らず、たとえば上、下部ブラケット６．７に支持され
ることによってハンドル１０と一体的に回動されるもの
であってもよく、この場合上記吸気部品は、ノンドル１
０の回動を阻害しない位置でフレーム１側に取り付ける
ことも可能である。Further, the cowling 22 is not limited to being fixed to the frame 1, but may be supported by the upper and lower brackets 6.7 and rotated integrally with the handle 10. In this case, the above-mentioned Intake parts are Nondol 1
It is also possible to attach it to the frame 1 side at a position that does not impede the rotation of 0.
以上述べた通り本発明によれば、吸気装置のなかで気化
器よりも上流側に位置して大容積を占める部品をフレー
ムの外側に設置するのでフレームの内側の部品密度が低
くなり、部品配置が楽になるとともにメンテナンスも容
易とガる。As described above, according to the present invention, the parts located upstream of the carburetor in the intake system and occupying a large volume are installed outside the frame, so the density of parts inside the frame is lowered, and the parts arrangement This makes it easier to operate and also makes maintenance easier.
しかもフレームの外側に設けた吸気部品はカウリングに
覆われるため、外観を損うことはない。Moreover, the intake parts installed on the outside of the frame are covered by the cowling, so the appearance is not compromised.
またフレームの外側に部品を設置したことによシ、フレ
ームの内側に残る吸気部品および外側に配置された吸気
部品を大容量化することができ、吸気性能の向上と吸気
騒音の低減が可能になる。In addition, by installing the parts on the outside of the frame, it is possible to increase the capacity of the intake parts that remain inside the frame and the intake parts placed on the outside, making it possible to improve intake performance and reduce intake noise. Become.
第１図ないし第４図は本発明の一実施例を示し、第１図
は自動二輪車の側面図、第２図はその前半部の平面図、
第３図はエアクリーナ部分９−
全断面した平面図、第４図は第３図中ＩＶ−■線の矢視
図である。第５図および第６図は本発明の他の実施例を
示し、第５図は第４図に対応する図、第６図は第５図中
■−■線の断面図である。
１・・・フレーム、３・・・主フレーム、４・・・ダウ
ンチューブ、１７・・・エンジン、１９・・・気化器、
２２・・・カウリング、２６・・・吸気チャンバ、３０
・・・エアクリーナ。
出願人代理人 弁理士 鈴 江 武 彦１０−
第５図
第６図1 to 4 show an embodiment of the present invention, in which FIG. 1 is a side view of the motorcycle, FIG. 2 is a plan view of the front half thereof,
FIG. 3 is a plan view of the entire air cleaner portion 9 in cross section, and FIG. 4 is a view taken along the line IV--■ in FIG. 5 and 6 show other embodiments of the present invention, with FIG. 5 being a view corresponding to FIG. 4, and FIG. 6 being a cross-sectional view taken along the line ■-■ in FIG. 1... Frame, 3... Main frame, 4... Down tube, 17... Engine, 19... Carburetor,
22... Cowling, 26... Intake chamber, 30
...Air cleaner. Applicant's agent Patent attorney Takehiko Suzue 10- Figure 5 Figure 6
Claims (1)
て、上記フレームの外側とカウリングの内側との空間に
、エンジンの吸気装置における気化器よシも上流側の大
容量な吸気部品を配置したことを特徴とする自動二輪車
の吸気装置。A motorcycle in which the outside of the frame is covered with a cowling, characterized in that a large-capacity intake part is arranged in the space between the outside of the frame and the inside of the cowling on the upstream side of the carburetor in the engine intake system. Air intake system for motorcycles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59072104A JPS60215424A (en) | 1984-04-11 | 1984-04-11 | Suction system for motor-cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59072104A JPS60215424A (en) | 1984-04-11 | 1984-04-11 | Suction system for motor-cycle |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15003389A Division JPH0228079A (en) | 1989-06-13 | 1989-06-13 | Intake device for motorcycle |
| JP15003489A Division JPH0228080A (en) | 1989-06-13 | 1989-06-13 | Intake device for motorcycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60215424A true JPS60215424A (en) | 1985-10-28 |
| JPH0366189B2 JPH0366189B2 (en) | 1991-10-16 |
Family
ID=13479753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59072104A Granted JPS60215424A (en) | 1984-04-11 | 1984-04-11 | Suction system for motor-cycle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60215424A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0291085U (en) * | 1988-12-29 | 1990-07-19 | ||
| EP1087127A3 (en) * | 1999-09-21 | 2001-11-28 | Kawasaki Jukogyo Kabushiki Kaisha | Intake apparatus of engine for vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4316266B2 (en) | 2003-03-19 | 2009-08-19 | 本田技研工業株式会社 | Low-floor vehicle intake chamber mounting structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711117A (en) * | 1980-06-26 | 1982-01-20 | Honda Motor Co Ltd | Air cleaner device in autocycle |
| JPS57188758A (en) * | 1981-05-18 | 1982-11-19 | Honda Motor Co Ltd | Air cleaner device for motor cycle |
| JPS58192121U (en) * | 1982-06-16 | 1983-12-21 | スズキ株式会社 | motorcycle intake system |
| JPS5940947A (en) * | 1982-09-01 | 1984-03-06 | Honda Motor Co Ltd | Air cleaner case for motorcycle |
-
1984
- 1984-04-11 JP JP59072104A patent/JPS60215424A/en active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711117A (en) * | 1980-06-26 | 1982-01-20 | Honda Motor Co Ltd | Air cleaner device in autocycle |
| JPS57188758A (en) * | 1981-05-18 | 1982-11-19 | Honda Motor Co Ltd | Air cleaner device for motor cycle |
| JPS58192121U (en) * | 1982-06-16 | 1983-12-21 | スズキ株式会社 | motorcycle intake system |
| JPS5940947A (en) * | 1982-09-01 | 1984-03-06 | Honda Motor Co Ltd | Air cleaner case for motorcycle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0291085U (en) * | 1988-12-29 | 1990-07-19 | ||
| EP1087127A3 (en) * | 1999-09-21 | 2001-11-28 | Kawasaki Jukogyo Kabushiki Kaisha | Intake apparatus of engine for vehicle |
| US6422332B1 (en) | 1999-09-21 | 2002-07-23 | Kawasaki Jukogyo Kabushiki Kaisha | Intake apparatus of engine for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0366189B2 (en) | 1991-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |