JPS6365820U

JPS6365820U -

Info

Publication number: JPS6365820U
Application number: JP15934686U
Authority: JP
Priority date: 1986-10-17
Filing date: 1986-10-17
Publication date: 1988-04-30

Description

[Brief explanation of the drawing]

第１，２図はそれぞれ本考案の第１，２実施例
としての補助ブロワ付きターボチヤージヤーの全
体構成を示す模式図であり、第３〜６図は従来の
ターボチヤージヤーについて示すもので、第３図
は同ターボチヤージヤーが装着されるエンジンの
断面図、第４図は同エンジンの要部断面図、第５
図はターボチヤージヤーの全体構成を示す模式図
、第６図は同ターボチヤージヤーのブロワと減速
ギヤとの結合部を示す断面図（第５図の部拡大
断面図）である。１……掃気ポート、２……シリンダ、４……排
気系、４ａ……排気管、４ｂ……排気マニホール
ド、４ｃ……排気管、５……排気ターボチヤージ
ヤー、５ａ……タービン、５ｂ……ブロワ、５ｃ
……ロータ軸、５ｄ……空気吸込ケーシング、６
……空気導管、７……空気冷却器、８……空気溜
め、１１……駆動機構としてのエアモータ、１２
……エアシリンダ機構、１３……補助ブロワ、１
４……軸端セレーシヨン部、１５……空気槽、１
６……ストツプバルブ、１７……フイルタ、１８
……調圧弁、１９……オイラ、２０……切換コツ
ク、２０ａ……空気出口、２１……低負荷域用空
気入口、２２……常用負荷域用空気入口、２３…
…空気入口、２４……空気出口、２５……エアシ
リンダ、２６……ニードルバルブ、２７，２８，
２９……空気管、３０……エンジン、３１……エ
アシリンダ、Ｃ……エア供給系、Ｄ……補助ブロ
ワ系。 Figures 1 and 2 are schematic diagrams showing the overall structure of a turbocharger with an auxiliary blower as the first and second embodiments of the present invention, respectively, and Figures 3 to 6 are diagrams showing a conventional turbocharger. Figure 3 is a sectional view of the engine to which the turbocharger is installed, Figure 4 is a sectional view of the main parts of the engine, and Figure 5 is a sectional view of the main parts of the engine.
The figure is a schematic diagram showing the overall configuration of the turbocharger, and FIG. 6 is a cross-sectional view (an enlarged cross-sectional view of a portion of FIG. 5) showing the joint portion between the blower and the reduction gear of the turbocharger. 1...Scavenging port, 2...Cylinder, 4...Exhaust system, 4a...Exhaust pipe, 4b...Exhaust manifold, 4c...Exhaust pipe, 5...Exhaust turbocharger, 5a...Turbine, 5b ...Blower, 5c
...Rotor shaft, 5d...Air suction casing, 6
... Air conduit, 7 ... Air cooler, 8 ... Air reservoir, 11 ... Air motor as a drive mechanism, 12
...Air cylinder mechanism, 13...Auxiliary blower, 1
4...Shaft end serration section, 15...Air tank, 1
6...stop valve, 17...filter, 18
...Pressure regulating valve, 19...Oiler, 20...Switching cock, 20a...Air outlet, 21...Air inlet for low load range, 22...Air inlet for regular load range, 23...
...Air inlet, 24...Air outlet, 25...Air cylinder, 26...Needle valve, 27, 28,
29...Air pipe, 30...Engine, 31...Air cylinder, C...Air supply system, D...Auxiliary blower system.

Claims

[Scope of utility model registration request]

An exhaust turbochart consisting of an exhaust turbine installed in the exhaust system of the engine, a blower that is directly connected to the rotating shaft of the exhaust turbine and driven to rotate, and an air supply system that supplies air discharged from the blower to the engine. In order to assist the blower when the load of the engine is low, the blower is provided with an auxiliary blower capable of blowing air toward an air intake port of the blower, and a drive mechanism for the auxiliary blower. Turbocharger with auxiliary blower.