JPS62157211A - Intake exhaust device in engine - Google Patents
Intake exhaust device in engineInfo
- Publication number
- JPS62157211A JPS62157211A JP60299337A JP29933785A JPS62157211A JP S62157211 A JPS62157211 A JP S62157211A JP 60299337 A JP60299337 A JP 60299337A JP 29933785 A JP29933785 A JP 29933785A JP S62157211 A JPS62157211 A JP S62157211A
- Authority
- JP
- Japan
- Prior art keywords
- intake
- exhaust
- engine
- passage
- cylinder
- 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.)
- Pending
Links
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
この発明は、エンジンにおける吸排気装置に関するもの
である。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an intake and exhaust device for an engine.
(従来の技術)
従来、エンジンにおける吸排気装置の構造は、シリンダ
ヘッドにインレット・バルブとニゲシースト・バルブと
がそれぞれの通路とシリンダ内とを遮断、開通するもの
であり、これらのバルブをロッカアーム機構で間歇的に
作動させ、スプリングの弾力により復帰するよう構成さ
れており、さらにその上部にロッカ・アーム・カバーに
覆われており、耐久性に問題があり、また構造も複雑で
あり、クリアランスにも問題があった。(Prior Art) Conventionally, the structure of an intake and exhaust system for an engine is such that an inlet valve and a nitrogen gas valve are installed in the cylinder head to shut off and open the respective passages and the inside of the cylinder, and these valves are connected by a rocker arm mechanism. It is configured to operate intermittently and return to its original state due to the elasticity of the spring, and is covered with a rocker arm cover on top, which poses durability problems and the structure is complex, resulting in poor clearance. There was also a problem.
(発明が解決しようとする問題点)
そこでこの発明は、上記の欠点を除去し、エンジンにお
ける吸排気の構造を面素化し、高速運転時のスムーズか
つ確実な吸排気が行え、しかも耐久性の向上が図れ、し
かもコンパクトなエンジンを得ることのできるエンジン
における吸排気装置を提供するものである。(Problems to be Solved by the Invention) Therefore, the present invention eliminates the above-mentioned drawbacks, flattens the intake and exhaust structure of the engine, allows smooth and reliable intake and exhaust during high-speed operation, and has excellent durability. An object of the present invention is to provide an intake/exhaust device for an engine that can be improved and moreover, a compact engine can be obtained.
(問題点を解決するための手段)
以下、この発明の一実施例を図面に従って説明すると、
車両等のエンジンにおいて、エンジン本体(1)の各シ
リンダー(2)とそれぞれの吸・排気口(3a)(3b
)に通ずる通路(4)に、該通路(4)を遮断するよう
に横切り、かつ、ピストンと同調駆動する円柱状の回転
体(5)(5’)をそれぞれ設け、これらの回転体(5
)(5’)内にそれぞれ吸・排気通路(5a) (5
b)を穿設し、これら回転体(5)を回転させることに
より回転体(5)(5’)内の吸・排気通路(5a)(
5b)とエンジン本体(1)の吸・排気口(3a)(3
1))とを連通させたり、遮断させたりするものより構
成される。(Means for solving the problems) An embodiment of the present invention will be described below with reference to the drawings.
In an engine such as a vehicle, each cylinder (2) of the engine body (1) and each intake/exhaust port (3a) (3b
) are respectively provided with cylindrical rotating bodies (5) (5') which cross the passage (4) so as to block the passage (4) and are driven in synchronism with the piston.
) (5') respectively have intake and exhaust passages (5a) (5
b) and by rotating these rotating bodies (5), the intake/exhaust passages (5a) (
5b) and engine body (1) intake/exhaust ports (3a) (3
1)) It consists of something that connects or blocks communication with (1)).
尚、回転体(5)(5’)内の吸・排気通路(5a>(
5b)の内径は、回転体(5)の外周の長さの1/8以
内であることが好ましいが、これに限定されることはな
い。In addition, the intake and exhaust passages (5a>(
The inner diameter of 5b) is preferably within 1/8 of the length of the outer circumference of the rotating body (5), but is not limited to this.
(発明の効果)
この発明によると、回転体(5)(5’)をそれぞれエ
ンジン本体(シリンダヘッド)内に回転自在に設け、該
回転体(5)(5’)には吸・排気通路(5a) (
5b)を穿設し、この回転体(5)を回転させることに
よりシリンダ内と、それぞれの吸・排気口(3a)
(3b)に通ずる通路(4)とが吸・排気通路(5a)
(5b)と合致することにより連通し、また、吸・
排気口(3a)(3b)に通ずる通路(4)が閉塞する
ことにより遮断させることができ、従来のバルブ方式に
比べ構造が簡単であり、スプリング等の故障もなく高速
運転時にスムーズで確実な吸・排気が行え耐久性の向上
が図れる等極めて有益なる効果を奏する。(Effects of the Invention) According to the present invention, the rotating bodies (5) (5') are rotatably provided in the engine body (cylinder head), and the rotating bodies (5) (5') have intake and exhaust passages. (5a) (
5b) and rotate this rotating body (5) to open the inside of the cylinder and each intake/exhaust port (3a).
The passage (4) leading to (3b) is the intake/exhaust passage (5a)
By matching (5b), communication occurs, and suction/
It can be shut off by closing the passage (4) leading to the exhaust ports (3a) (3b), and has a simpler structure than conventional valve systems, and there is no spring failure, ensuring smooth and reliable operation during high-speed operation. It has extremely beneficial effects such as being able to breathe in and exhaust air and improve durability.
第1図は、この発明の一実施例を示す一部欠截正面図、
第2図は、この発明の一実施例を示す一部欠截側面図、
第3図は、この発明の使用状態を示す一部欠截正面図で
ある。
1・・・エンジン本体、2・・・シリンダ、3・a・・
吸気口、3b・・・排気口、4・・・通路、5.5′・
・・回転体、5a・・・吸気口、5b・・・排気口、FIG. 1 is a partially cutaway front view showing an embodiment of the present invention;
FIG. 2 is a partially cutaway side view showing an embodiment of the present invention;
FIG. 3 is a partially cutaway front view showing the state of use of the present invention. 1...Engine body, 2...Cylinder, 3.a...
Intake port, 3b...Exhaust port, 4...Passage, 5.5'.
...Rotating body, 5a...Intake port, 5b...Exhaust port,
Claims (1)
リンダー(2)とそれぞれの吸・排気口(3a)(3b
)に通ずる通路(4)に、該通路(4)を遮断するよう
に横切り、かつ、ピストンと同調駆動する円柱状の回転
体(5)(5′)をそれぞれ設け、これらの回転体(5
)(5′)内にそれぞれ吸・排気通路(5a)(5b)
を穿設し、これら回転体(5)を回転させることにより
回転体(5)(5′)内の吸・排気通路(5a)(5b
)とエンジン本体(1)の吸・排気口(3a)(3b)
とを連通させたり、遮断させたりすることを特徴とする
エンジンにおける吸排気装置。In an engine such as a vehicle, each cylinder (2) of the engine body (1) and each intake/exhaust port (3a) (3b
) are provided with cylindrical rotating bodies (5) and (5') which cross the passageway (4) so as to block the passageway (4) and are driven in synchronism with the piston.
) (5') have intake and exhaust passages (5a) and (5b), respectively.
By drilling these rotary bodies (5) and rotating these rotary bodies (5), intake/exhaust passages (5a) (5b) in the rotary bodies (5) (5') are formed.
) and the intake/exhaust ports (3a) (3b) of the engine body (1)
An intake/exhaust device for an engine, which is characterized by communicating with or cutting off communication with the engine.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60299337A JPS62157211A (en) | 1985-12-28 | 1985-12-28 | Intake exhaust device in engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60299337A JPS62157211A (en) | 1985-12-28 | 1985-12-28 | Intake exhaust device in engine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62157211A true JPS62157211A (en) | 1987-07-13 |
Family
ID=17871247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60299337A Pending JPS62157211A (en) | 1985-12-28 | 1985-12-28 | Intake exhaust device in engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62157211A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018048599A (en) * | 2016-09-22 | 2018-03-29 | 本田技研工業株式会社 | Rotary throttle device of internal combustion engine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5270215A (en) * | 1975-12-08 | 1977-06-11 | Shinko Giken Kk | Suction and exhaust construction for engine |
JPS5514913A (en) * | 1978-07-18 | 1980-02-01 | Fumio Ueda | Four-stroke engine with rotary valve unit |
JPS5532995A (en) * | 1978-08-28 | 1980-03-07 | Hopkins Phillip R | Rotary valve |
JPS60141407U (en) * | 1984-02-28 | 1985-09-19 | 三菱自動車工業株式会社 | Engine valve mechanism |
-
1985
- 1985-12-28 JP JP60299337A patent/JPS62157211A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5270215A (en) * | 1975-12-08 | 1977-06-11 | Shinko Giken Kk | Suction and exhaust construction for engine |
JPS5514913A (en) * | 1978-07-18 | 1980-02-01 | Fumio Ueda | Four-stroke engine with rotary valve unit |
JPS5532995A (en) * | 1978-08-28 | 1980-03-07 | Hopkins Phillip R | Rotary valve |
JPS60141407U (en) * | 1984-02-28 | 1985-09-19 | 三菱自動車工業株式会社 | Engine valve mechanism |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018048599A (en) * | 2016-09-22 | 2018-03-29 | 本田技研工業株式会社 | Rotary throttle device of internal combustion engine |
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