JPS6245397U

JPS6245397U -

Info

Publication number: JPS6245397U
Application number: JP13571485U
Authority: JP
Priority date: 1985-09-06
Filing date: 1985-09-06
Publication date: 1987-03-19

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案に係る軸流圧縮機の流路構造
の一実施例を示す部分断面図、第２図は標準軸流
圧縮機を示す部分断面図、第３図は第１図の部分
的拡大図、第４図は第３図の―線に沿う矢視
図、第５図はこの考案に係る軸流圧縮機の変形例
を示す部分的側断面図、第６図は第５図の―
線に沿う図である。１……標準ケーシング、２，１９……動翼、３
，１８……ロータ、４，１４……静翼、５，１２
……内周壁、１３，２１……周溝、１５，２２…
…スペーサセグメント、１７，２４……羽根案内
溝、２０……スペーサ。 Fig. 1 is a partial sectional view showing an embodiment of the flow path structure of an axial compressor according to this invention, Fig. 2 is a partial sectional view showing a standard axial compressor, and Fig. 3 is a portion of Fig. 1. 4 is a view taken along the line - in FIG. 3, FIG. 5 is a partial side sectional view showing a modified example of the axial flow compressor according to this invention, and FIG. of-
It is a figure along a line. 1... Standard casing, 2, 19... Moving blade, 3
, 18... Rotor, 4, 14... Stationary blade, 5, 12
...Inner circumferential wall, 13, 21... Circumferential groove, 15, 22...
...Spacer segment, 17, 24...Blade guide groove, 20...Spacer.

Claims

【実用新案登録請求の範囲】１ケーシング内に動翼を植設したロータを回転
自在に収容し、上記ケーシングの内周壁に設けら
れた静翼と前記動翼とにより翼段落を形成した軸
流圧縮機において、前記ケーシングの内周壁に植
設される静翼の翼間にスペーサセグメントをそれ
ぞれ設け、このスペーサセグメントにより流体流
路の外周縁を画成したことを特徴とする軸流圧縮
機の流路構造。２スペーサセグメントは、隣接するスペーサセ
グメントとの間に静翼の羽根形状に対応する羽根
案内溝を備え、この羽根案内溝に静翼の羽根を挿
通させた実用新案登録請求の範囲第１項に記載の
軸流圧縮機の流路構造。３ケーシングは標準軸流圧縮機の標準ケーシン
グの内周壁面より小径の内周壁面を備えるととも
に、上記ケーシングの内周壁面とスペーサセグメ
ントの内面がほぼ面一となるように設定された実
用新案登録請求の範囲第１項に記載の軸流圧縮機
の流路構造。４ケーシングは標準軸流圧縮機の標準ケーシン
グであり、このケーシング内周壁の隣接する翼段
落の静翼間にスペーサリングを周設し、このスペ
ーサリングに複数のスペーサセグメントを周方向
に設け、上記スペーサリングおよびスペーサセグ
メントにより流体流路の外周縁を形成した実用新
案登録請求の範囲第１項に記載の軸流圧縮機の流
路構造。[Claims for Utility Model Registration] 1. An axial flow system in which a rotor with rotor blades embedded in a casing is rotatably housed, and a blade stage is formed by the stator blades provided on the inner circumferential wall of the casing and the rotor blades. An axial flow compressor, characterized in that spacer segments are provided between each of the vanes of the stator vanes embedded in the inner peripheral wall of the casing, and the outer peripheral edge of the fluid flow path is defined by the spacer segments. Channel structure. 2. The spacer segment is provided with a blade guide groove corresponding to the blade shape of the stator blade between adjacent spacer segments, and the blade of the stator blade is inserted into this blade guide groove. The flow path structure of the described axial flow compressor. 3. The casing has an inner circumferential wall surface that is smaller in diameter than the inner circumferential wall surface of the standard casing of a standard axial flow compressor, and the inner circumferential wall surface of the casing and the inner surface of the spacer segment are set to be almost flush with each other.Registered as a utility model. A flow path structure of an axial compressor according to claim 1. 4. The casing is a standard casing for a standard axial flow compressor, and a spacer ring is provided between the stator vanes of adjacent blade stages on the inner peripheral wall of the casing, and a plurality of spacer segments are provided in the circumferential direction on this spacer ring, and the above-mentioned The flow path structure of an axial flow compressor according to claim 1, wherein the outer periphery of the fluid flow path is formed by a spacer ring and spacer segments.