JPH01130056U - - Google Patents
Info
- Publication number
- JPH01130056U JPH01130056U JP2555688U JP2555688U JPH01130056U JP H01130056 U JPH01130056 U JP H01130056U JP 2555688 U JP2555688 U JP 2555688U JP 2555688 U JP2555688 U JP 2555688U JP H01130056 U JPH01130056 U JP H01130056U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- exhaust gas
- control valve
- gas recirculation
- negative pressure
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
Description
第１図は本考案による排気ガス再循環装置を備
えた内燃機関の一つの実施例を示す概略構成図、
第２図は本考案による排気ガス再循環装置を備え
た内燃機関の他の一つの実施例を示す概略構成図
である。
１０……内燃機関、１２……気筒、１４，１６
……吸気ポート、１８，２０……排気ポート、２
２……サージタンク、２４……スロツトル弁、２
６……吸気制御弁、２８……燃料噴射ノズル、３
０……大気圧注入ポート、３２……導管、３４…
…排気ガス再循環制御弁、３６……排気ガス出口
、３８……排気ガス入口、４０……導管、４４…
…排気ガス取入ポート、４６……弁ポート、４８
……弁要素、５０……ダイヤフラム装置、５２…
…ダイヤフラム室、５４……圧縮コイルばね、５
６……吸気管負圧取出ポート、５８……通路、６
０……電磁開閉弁、６２……大気圧取入通路、６
４……制御装置。
FIG. 1 is a schematic configuration diagram showing one embodiment of an internal combustion engine equipped with an exhaust gas recirculation device according to the present invention;
FIG. 2 is a schematic diagram showing another embodiment of an internal combustion engine equipped with an exhaust gas recirculation device according to the present invention. 10... Internal combustion engine, 12... Cylinder, 14, 16
...Intake port, 18,20...Exhaust port, 2
2... Surge tank, 24... Throttle valve, 2
6...Intake control valve, 28...Fuel injection nozzle, 3
0... Atmospheric pressure injection port, 32... Conduit, 34...
...Exhaust gas recirculation control valve, 36...Exhaust gas outlet, 38...Exhaust gas inlet, 40...Conduit, 44...
...Exhaust gas intake port, 46...Valve port, 48
... Valve element, 50 ... Diaphragm device, 52 ...
...Diaphragm chamber, 54...Compression coil spring, 5
6...Intake pipe negative pressure outlet port, 58...Passage, 6
0... Solenoid on-off valve, 62... Atmospheric pressure intake passage, 6
4...Control device.
Claims (1)
うちの少なくとも一つの吸気通路が吸気制御弁に
より連通遮断される内燃機関の排気ガス再循環装
置に於て、負圧作動式の排気ガス再循環制御弁と
、前記吸気通路の前記吸気制御弁より吸気流で見
て下流側に開口した吸気管負圧取出ポートと、前
記吸気管負圧取出ポートの負圧を前記排気ガス再
循環制御弁に導く通路手段とを有する排気ガス再
循環装置。 In an exhaust gas recirculation system for an internal combustion engine, in which a plurality of intake passages are provided for each cylinder, and at least one of the intake passages is communicated with or shut off by an intake control valve, a negative pressure operated exhaust gas recirculation system is used. a control valve, an intake pipe negative pressure take-out port that opens downstream of the intake control valve in the intake passage when viewed from the intake flow, and a negative pressure in the intake pipe negative pressure take-out port to the exhaust gas recirculation control valve. an exhaust gas recirculation device having channel means for guiding the exhaust gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2555688U JPH01130056U (en) | 1988-02-26 | 1988-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2555688U JPH01130056U (en) | 1988-02-26 | 1988-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01130056U true JPH01130056U (en) | 1989-09-05 |
Family
ID=31246394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2555688U Pending JPH01130056U (en) | 1988-02-26 | 1988-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01130056U (en) |
-
1988
- 1988-02-26 JP JP2555688U patent/JPH01130056U/ja active Pending
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