JPH0272328U - - Google Patents
Info
- Publication number
- JPH0272328U JPH0272328U JP15069088U JP15069088U JPH0272328U JP H0272328 U JPH0272328 U JP H0272328U JP 15069088 U JP15069088 U JP 15069088U JP 15069088 U JP15069088 U JP 15069088U JP H0272328 U JPH0272328 U JP H0272328U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- turbocharger
- control valve
- exhaust
- working chamber
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案に係る２段過給装置の一実施例
の全体概略構成図、第２図は排気制御弁駆動装置
の一実施例の縦断面図、第３図は第２図の排気制
御弁駆動装置の一部を変更した部分断面図、第４
図は第３図とは異なる、第２図の排気制御弁駆動
装置の一部を変更した部分断面図である。
１…エンジン、３…高圧段ターボチヤージヤ、
１０…排気制御弁、１１…高圧段排気バイパス通
路、４０…排気制御弁駆動装置、４５…第１圧力
作動室、５１…第２圧力作動室。
Fig. 1 is an overall schematic configuration diagram of an embodiment of a two-stage supercharging device according to the present invention, Fig. 2 is a vertical sectional view of an embodiment of an exhaust control valve drive device, and Fig. 3 is an exhaust Partial sectional view with a part of the control valve drive device changed, No. 4
This figure is a partial cross-sectional view of the exhaust control valve driving device of FIG. 2, which is different from FIG. 3, with a part changed. 1...Engine, 3...High pressure stage turbocharger,
DESCRIPTION OF SYMBOLS 10... Exhaust control valve, 11... High pressure stage exhaust bypass passage, 40... Exhaust control valve drive device, 45... First pressure working chamber, 51... Second pressure working chamber.
Claims (1)
、該低圧段ターボチヤージヤで過給された空気を
更に過給しエンジンに送る高圧段ターボチヤージ
ヤとを有する２段過給装置において、上記高圧段
ターボチヤージヤの高圧段排気タービンを迂回す
る高圧段排気バイパス通路に設けた排気制御弁を
多段に開閉制御する排気制御弁駆動装置であつて
、第１の圧力作動源に連結される第１の圧力作動
室と、第２の圧力作動源に連結される第２の圧力
作動室、とを有するハウジング内に、上記第１圧
力作動室内に臨む第１の受圧領域部と、上記第２
圧力作動室内に臨む第２の受圧領域部、とを有す
る受圧部材を可動に取り付けると共に、上記受圧
部材の変位を外部に取り出す出力軸を上記受圧部
材に連結したことを特徴とする２段過給装置の排
気制御弁駆動装置。 In a two-stage supercharging device having a low-pressure turbocharger that supercharges intake air, and a high-pressure turbocharger that further supercharges the air supercharged by the low-pressure turbocharger and sends it to the engine, the high-pressure exhaust of the high-pressure turbocharger An exhaust control valve drive device that controls the opening and closing of an exhaust control valve provided in a high-pressure stage exhaust bypass passage that bypasses a turbine in multiple stages, the device comprising: a first pressure operating chamber connected to a first pressure operating source; a second pressure working chamber connected to a pressure working source; a first pressure receiving area facing into the first pressure working chamber;
A two-stage supercharger characterized in that a pressure-receiving member having a second pressure-receiving region facing into a pressure working chamber is movably attached, and an output shaft for extracting displacement of the pressure-receiving member to the outside is connected to the pressure-receiving member. Equipment exhaust control valve drive device.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15069088U JPH0272328U (en) | 1988-11-21 | 1988-11-21 | |
| US07/415,918 US5063744A (en) | 1988-10-06 | 1989-10-02 | Actuator for controlling intake pressure in sequential turbo-system |
| DE3933518A DE3933518C2 (en) | 1988-10-06 | 1989-10-06 | Turbocharger system with two turbochargers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15069088U JPH0272328U (en) | 1988-11-21 | 1988-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272328U true JPH0272328U (en) | 1990-06-01 |
Family
ID=31424059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15069088U Pending JPH0272328U (en) | 1988-10-06 | 1988-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272328U (en) |
-
1988
- 1988-11-21 JP JP15069088U patent/JPH0272328U/ja active Pending
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