JPS60114210U

JPS60114210U - Valve train for internal combustion engine with supercharger

Info

Publication number: JPS60114210U
Application number: JP182584U
Authority: JP
Inventors: 康雄吉川; 誠之助原; 三井所　和幸; 松本　泰郎
Original assignee: 日産自動車株式会社
Priority date: 1984-01-12
Filing date: 1984-01-12
Publication date: 1985-08-02

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図は従来の過給機付内燃機関の動弁装置を示す構成
区、第２図は同上の吸・排気弁並びにｑ−タリバルブの
開弁特性を示すグラフでＡは高速時、Ｂは低速時を示す
、第３図は本考案の一実施例を示す正面図、第４図は同
上の作動状態の説明図でＡは低負荷時、Ｂは高負荷時を
示す、第５図は同上の吸・排気弁のタイミングを示すグ
ラフでＡは低負荷時、Ｂは高負荷時を示す、第６図は本
考案に係る回転位相可変装置の第２の実施例を示す要部
断面図、第７図は同じく第３の実施例を示す要部断面−
１第８図は同上の正面図である。２２・・・クランクシャフト、２３・・・クランクスプ
　　−ロケット、２４・・・ジャックシャフトスプロケ
ット、２６・・・タイミングチェーン、２７・・・吸気
弁駆動用カムシャフト、２８・・・吸気側カムスプロケ
ット、３１・・・排気弁駆動用カムシャフト、３２・・
・排気側カムスプロケット、３３・・・タイミングチェ
ーン、３４．３５・・・油圧サーボ、ａｓ、３７・・・
可動チェーンガイド、４１・・・回転位相制御装置、４
２・・・機関運転状態検出装置、５１・・・中間シャフ
ト、５２．５３・・・斜めスプライン、５４・二・内歯
、５５・・・スリーブ、５７・・・アク竿ユエータ、６
１−・・・太陽歯車、６２・・・内歯歯車、６３・・・
遊星歯車、６５・・・ウオームギア、６７・・・アーム
。第１図目− 一」当／ｌ　　（、−２５２３２２Figure 1 shows the configuration of a conventional valve train for a supercharged internal combustion engine, and Figure 2 is a graph showing the opening characteristics of the intake and exhaust valves and the q-tally valve, where A is at high speed and B is at high speed. FIG. 3 is a front view showing an embodiment of the present invention at low speed, FIG. 4 is an explanatory diagram of the same operating state as above, A shows the state at low load, B shows the state at high load, and FIG. In the graph showing the timing of the intake/exhaust valves as above, A shows the time of low load and B shows the time of high load. Fig. 6 is a sectional view of the main part showing the second embodiment of the rotational phase variable device according to the present invention. , FIG. 7 is a cross-section of the main part showing the third embodiment.
1. FIG. 8 is a front view of the same as above. 22... Crankshaft, 23... Crank sprocket, 24... Jack shaft sprocket, 26... Timing chain, 27... Camshaft for driving intake valve, 28... Intake side cam sprocket, 31...Camshaft for driving exhaust valve, 32...
・Exhaust side cam sprocket, 33...timing chain, 34.35...hydraulic servo, as, 37...
Movable chain guide, 41... rotational phase control device, 4
2... Engine operating state detection device, 51... Intermediate shaft, 52.53... Diagonal spline, 54.2. Internal tooth, 55... Sleeve, 57... Actuation rod yuator, 6
1-...Sun gear, 62...Internal gear, 63...
Planetary gear, 65... Worm gear, 67... Arm. Figure 1 - 1"/l ( , -252322

Claims

[Scope of utility model registration request]

A rotational phase variable device interconnects the crankshaft and a camshaft for driving an intake valve, and the rotational phase variable device is operated in response to an output signal from an engine operating state detection device to control the phase of the camshaft with respect to the crankshaft. A valve operating system for an internal combustion engine with a supercharger, characterized in that it is provided with a phase control device.