JPS59163165U

JPS59163165U - Intake system for two-valve multi-cylinder internal combustion engine

Info

Publication number: JPS59163165U
Application number: JP5605983U
Authority: JP
Inventors: 尾関　良重; 小吹　信三
Original assignee: トヨタ自動車株式会社
Priority date: 1983-04-16
Filing date: 1983-04-16
Publication date: 1984-11-01
Also published as: JPH0244024Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るインテークエアコント
ロールバルブの構造を備えたエンジン吸気系の底面図、
第２図は第１図のうちインテークポートとその近傍の正
面図、第３図は第２図の装置の底面図、第４図はインテ
ークエアコントロールバルブシャフトの平面図、第５図
は第４図の■−■線に沿う断面図、第６図は第４図のＶ
Ｉ−ＶＩ線に沿う断面図、第７図はアクチュエータとそ
の近傍の側面図、第８図は第７図の装置の平面図、第９
図は負圧取出口の断面図、第１０図は吸気制御システム
の系統図、である。１・・・・・・エンジン、２・・・・・・気筒、ａ’＋
　　４・・・・・・インテークポート、４ａ、　　４ｂ
・・・・・・両端のインテークポート、７・・・・・・
インテークエアコントロールバルブ、９・・・・・・イ
ンテークエアコントロールバルブボデー、９ａ、　　９
ｂ・・・・・・インテークエアコントロールバルブボデ
ー半体、１０・・・・・・アクチュエータ、１１・・・
・・・インテークエアコントロールバルブシャフト、１
７・・・・・・細径化部分、１８・・・・・・ブラケッ
ト、２０・・・・・・全開ストッパ、２１・・・・・・
アクチュエータのロッド、２７・・・・・・全閉ストッ
パ、３０・・・・・・負圧取出口、３２・・・・・・溝
、３４・・・・・・負圧取出通路、３６・・・・・・負
圧タンク、３７・・・・・・三方電磁弁。FIG. 1 is a bottom view of an engine intake system equipped with an intake air control valve structure according to an embodiment of the present invention;
Fig. 2 is a front view of the intake port and its vicinity in Fig. 1, Fig. 3 is a bottom view of the device shown in Fig. 2, Fig. 4 is a plan view of the intake air control valve shaft, and Fig. 5 is a front view of the intake port and its vicinity. A cross-sectional view along the line ■-■ in the figure, Figure 6 is V in Figure 4.
7 is a side view of the actuator and its vicinity; FIG. 8 is a plan view of the device in FIG. 7; FIG. 9 is a cross-sectional view taken along line I-VI.
The figure is a sectional view of the negative pressure outlet, and FIG. 10 is a system diagram of the intake control system. 1...Engine, 2...Cylinder, a'+
4...Intake port, 4a, 4b
・・・・・・Intake ports at both ends, 7・・・・・・
Intake air control valve, 9...Intake air control valve body, 9a, 9
b... Intake air control valve body half, 10... Actuator, 11...
...Intake air control valve shaft, 1
7... Thin diameter part, 18... Bracket, 20... Fully open stopper, 21...
Actuator rod, 27... Fully closed stopper, 30... Negative pressure outlet, 32... Groove, 34... Negative pressure outlet passage, 36... ... Negative pressure tank, 37 ... Three-way solenoid valve.

Claims

[Scope of utility model registration request]

Each cylinder has an intake air control valve body with two intake ports, and an intake air control valve is attached to one of the two intake ports, and the intake air control valve is connected to a negative pressure diaphragm. An intake air control valve that is opened and closed by an actuator according to the above structure, characterized in that a negative pressure outlet to the actuator is provided at an upstream side of the intake air control valve and at a position above the intake port. Valve structure.