JPS61155640U - - Google Patents
Info
- Publication number
- JPS61155640U JPS61155640U JP4076185U JP4076185U JPS61155640U JP S61155640 U JPS61155640 U JP S61155640U JP 4076185 U JP4076185 U JP 4076185U JP 4076185 U JP4076185 U JP 4076185U JP S61155640 U JPS61155640 U JP S61155640U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- exhaust gas
- gas passage
- exhaust
- valve support
- 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
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の実施例に係る排気ターボ過給
装置の正面図、第２図は第１図の―矢視図、
第３図は第１図の―矢視図、第４図は第３図
の―断面図、第５図は第４図の―断面図
、第６図は第５図の―断面図、第７図は第６
図に示した弁装置の状態変化図、第８図は従来の
排気ターボ過給装置のタービンケーシング部の構
造説明図である。
１…エンジン本体、２…ターボ過給機、４…排
気管、６…弁装置、７…弁作動装置、８，９…ア
クチユエータ、１１，１２…インシユレータ、２
１…タービンケーシング、２２…コンプレツサケ
ーシング、２３…センターケーシング、２６…隔
壁、２７，２８…排気ガス通路、２９，３０…排
気ガス導入口、３１…ウエストゲートバルブ、３
３…弁座面、４１…分岐管部、４２…集合管部、
４４…拡張部、６１…弁体、６２…弁支持体、６
３…弁押えプレート、６５…作動中心軸、７１…
通気孔。
FIG. 1 is a front view of an exhaust turbo supercharging device according to an embodiment of the present invention, FIG. 2 is a view taken along the - arrow in FIG.
Fig. 3 is a sectional view of Fig. 1, Fig. 4 is a sectional view of Fig. 3, Fig. 5 is a sectional view of Fig. 4, and Fig. 6 is a sectional view of Fig. 5; Figure 7 is the 6th
FIG. 8 is a diagram illustrating the structure of a turbine casing portion of a conventional exhaust turbocharger. DESCRIPTION OF SYMBOLS 1... Engine body, 2... Turbo supercharger, 4... Exhaust pipe, 6... Valve device, 7... Valve actuation device, 8, 9... Actuator, 11, 12... Insulator, 2
DESCRIPTION OF SYMBOLS 1... Turbine casing, 22... Compressor casing, 23... Center casing, 26... Partition wall, 27, 28... Exhaust gas passage, 29, 30... Exhaust gas inlet, 31... Waste gate valve, 3
3... Valve seat surface, 41... Branch pipe section, 42... Collecting pipe section,
44... Expansion part, 61... Valve body, 62... Valve support body, 6
3...Valve holding plate, 65...Operation center axis, 71...
Air vent.
Claims (1)
路を複数に分割するとともに、該複数の排気ガス
通路の内の少なくともひとつの通路に、排気ガス
のガス圧力に抗して開弁する弁装置を設け、エン
ジンの運転状態に応じて上記弁装置により上記排
気ガス通路を開閉するようにした排気ターボ過給
装置において、上記弁装置が、適宜の弁作動装置
によつて開作動時に排気ガス上流側に向つて揺回
動せしめられる弁支持体と、該弁支持体の先端部
に対してその揺動方向に重合した弁座面に対して
着座または離間せしめられる弁体とを備えて構成
されており、さらに上記弁体の上記弁支持体との
重合部に、該弁体に対する上記弁支持体の浮動に
より開閉される通気孔が形成されていることを特
徴とする排気ターボ過給装置。 The exhaust gas passage formed in the turbine casing is divided into a plurality of parts, and at least one of the plurality of exhaust gas passages is provided with a valve device that opens against the gas pressure of the exhaust gas. In the exhaust turbo supercharging device, the exhaust gas passage is opened and closed by the valve device according to the operating state of the exhaust gas turbocharger, and the valve device is configured to open and close the exhaust gas passage by an appropriate valve operating device when the valve device opens and closes the exhaust gas passage. The valve support body is configured to include a valve support body that is swingable, and a valve body that is seated on or separated from a valve seat surface that overlaps the tip of the valve support body in the swing direction, and further An exhaust turbo supercharging device characterized in that a vent hole that is opened and closed by floating of the valve support with respect to the valve body is formed in a portion where the valve body overlaps with the valve support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4076185U JPH0435537Y2 (en) | 1985-03-19 | 1985-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4076185U JPH0435537Y2 (en) | 1985-03-19 | 1985-03-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61155640U true JPS61155640U (en) | 1986-09-26 |
| JPH0435537Y2 JPH0435537Y2 (en) | 1992-08-24 |
Family
ID=30549954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4076185U Expired JPH0435537Y2 (en) | 1985-03-19 | 1985-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435537Y2 (en) |
-
1985
- 1985-03-19 JP JP4076185U patent/JPH0435537Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0435537Y2 (en) | 1992-08-24 |