JPS6024825U

JPS6024825U - Variable displacement turbocharger nozzle vane drive device

Info

Publication number: JPS6024825U
Application number: JP11555783U
Authority: JP
Inventors: 眞飯田
Original assignee: いすゞ自動車株式会社
Priority date: 1983-07-27
Filing date: 1983-07-27
Publication date: 1985-02-20

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 drawings]

第１図はタービンハウジング内に可動ノズルベーンを有
する従来の可変容量型過給機の概略図、第２図Ａは第１
図に示した可変容量型過給機の可動ノズルベーン駆動装
置の構成を説明するためのタービンハウジング要部断面
図、第２図Ｂは同ＡのＸ−Ｘ線における断面図、第３図
はこの考案のノズルベーン駆動装置の一実施例の構成説
明図、第４図Ａはこの考案のノズルベーン駆動装置の別
の実施例の構成説明図、第４図Ｂは同ＡのＵ部の拡大斜
視図である。１・・・ノズルベーン、２・・・タービンハウジング、
３・・・タービンホイール、１０・・・ノズルベーン駆
動装置、１０ａ・・・ケーシング、１１・・・回転軸、
１２・・・制御レバー、１３・・・制御リング、１４・
・・作動レバー、１５・・・作動軸、１６・・・作動リ
ンク、２１・・・ブラケット、２２・・・リング、２３
・・・ウオームギヤボックス、２５・・・ウオーム、２
７・・・アクチュエータ、２８・・・コントロールユニ
ット、２９・・・部分ウオームホイール、３０・・・ユ
ニバーサルジヨイント。１０ａ　　　　１０Ｉ（Ａ）３ −　　　１６　　１５ｉ　）（Ｂ）Figure 1 is a schematic diagram of a conventional variable displacement supercharger having movable nozzle vanes in the turbine housing, and Figure 2A is a schematic diagram of a
Figure 2B is a cross-sectional view of the main part of the turbine housing to explain the configuration of the movable nozzle vane drive device of the variable capacity supercharger shown in the figure. FIG. 4A is an explanatory diagram of the configuration of one embodiment of the nozzle vane drive device of the invention, FIG. 4A is an explanatory diagram of the construction of another embodiment of the nozzle vane drive device of the invention, and FIG. be. 1... Nozzle vane, 2... Turbine housing,
3... Turbine wheel, 10... Nozzle vane drive device, 10a... Casing, 11... Rotating shaft,
12... Control lever, 13... Control ring, 14.
... Actuation lever, 15... Actuation shaft, 16... Actuation link, 21... Bracket, 22... Ring, 23
... Worm gear box, 25 ... Worm, 2
7... Actuator, 28... Control unit, 29... Partial worm wheel, 30... Universal joint. 10a 10 I (A) 3 - 16 15 i) (B)

Claims

[Scope of utility model registration request]

In a variable capacity supercharger in which a movable nozzle vane is provided in a turbine housing, the drive shaft of the movable nozzle vane protruding outside the turbine housing is configured to be rotatable using a water mechanism, and this worm mechanism is driven. A nozzle vane drive device for a variable capacity supercharger, characterized in that an actuator for the worm mechanism is separately provided, and the worm mechanism and the actuator are connected via a universal joint.