JPS62111960U

JPS62111960U -

Info

Publication number: JPS62111960U
Application number: JP27586U
Authority: JP
Priority date: 1986-01-06
Filing date: 1986-01-06
Publication date: 1987-07-16
Also published as: JPH0330617Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例における排気ガス還
流装置を備えたＶ型エンジンの要部を一部断面に
して示す左側面図、第２図は同要部平面図、第３
図は第１図の―線に沿う断面図、第４図は第
３図の―線に沿う断面図、第５図は排気ガス
の還流を行う排気ガス還流通路の構造を示す要部
平面図、第６図は第５図の―断面と共に排気
ガス環流通路の側面構造を示す断面図である。１……Ｖ型エンジン、１Ａ，１Ｂ……バンク、
２……シリンダブロツク、Ｃ_１〜Ｃ_６……気筒、
３，４……シリンダヘツド、６……吸気マニホー
ルド、８……吸気ポート、１０，１１……独立吸
気通路、１０ａ，１１ａ……サージタンク側通路
、１０ｂ，１１ｂ……吸気ポート側通路、１２…
…サージタンク、１３，１４……上下サージタン
ク、１３ａ，１４ａ……導入通路部、１５……仕
切壁、Ｆ……接続面、１６，１７……接続フラン
ジ部、２１……スロツトルボデイ、２２，２３…
…スロツトル弁、３０……排気ガス還流通路、３
１……ＥＧＲアダプタ、３３……排気ガス還流量
制御弁。 FIG. 1 is a left side view partially sectionally showing the main parts of a V-type engine equipped with an exhaust gas recirculation device according to an embodiment of the present invention, FIG. 2 is a plan view of the main parts, and FIG.
The figure is a cross-sectional view taken along line - in Figure 1, Figure 4 is a cross-sectional view taken along line - in Figure 3, and Figure 5 is a plan view of main parts showing the structure of the exhaust gas recirculation passage that recirculates exhaust gas. , FIG. 6 is a sectional view showing the side structure of the exhaust gas recirculation passage together with the cross section shown in FIG. 5. 1...V-type engine, 1A, 1B...bank,
2...Cylinder block, _C1 to _C6 ...Cylinder,
3, 4... Cylinder head, 6... Intake manifold, 8... Intake port, 10, 11... Independent intake passage, 10a, 11a... Surge tank side passage, 10b, 11b... Intake port side passage, 12 …
... Surge tank, 13, 14 ... Upper and lower surge tanks, 13a, 14a ... Introduction passage section, 15 ... Partition wall, F ... Connection surface, 16, 17 ... Connection flange section, 21 ... Throttle body, 22, 23...
... Throttle valve, 30 ... Exhaust gas recirculation passage, 3
1... EGR adapter, 33... Exhaust gas recirculation amount control valve.

Claims

[Scope of utility model registration request]

An exhaust gas recirculation device for a V-type engine, which has two banks and has an intake manifold connected to the intake port of the cylinder of each bank arranged between the two banks, the output shaft of the intake manifold arranged between the two banks. An exhaust gas recirculation amount control valve for controlling the amount of exhaust gas recirculation is disposed at either end of the direction, and the exhaust gas recirculation amount control valve extends from the exhaust gas recirculation amount control valve toward the upstream side of the intake manifold along the intake manifold. 1. An exhaust gas recirculation device for a V-type engine, characterized in that an exhaust gas recirculation passage that opens to the gathering portion is formed integrally with the intake manifold.