JPS6175437U

JPS6175437U -

Info

Publication number: JPS6175437U
Application number: JP16068684U
Authority: JP
Priority date: 1984-10-23
Filing date: 1984-10-23
Publication date: 1986-05-21

Description

[Brief explanation of the drawing]

第１図〜第８図は本考案の一実施例を示し、第
１図は縦断面図、第２図は第１図の−矢視図
、第３図は第１図の部の拡大図、第４図は第３
図の−矢視図、第５図は第３図の−矢視
図、第６図は第４図の−矢視図、第７図は軸
方向シール板の斜視図、第８図は周方向シール板
の斜視図である。第９図〜第１１図はそれぞれ従
来例を示す横断面図と縦断面図である。３…ケーシング、５…ロータ、５Ａ…仕切壁、
９…ライナ、１１…軸方向溝、１３…環状溝、１
６…軸方向シール板、１８…ばね、２１…周方向
シール板、２１Ａ…円弧板、２８…エア通路、２
９…環状空間、３０…エア連通路。 Figures 1 to 8 show an embodiment of the present invention, with Figure 1 being a longitudinal sectional view, Figure 2 being a view taken in the direction of the - arrow in Figure 1, and Figure 3 being an enlarged view of the portion shown in Figure 1. , Figure 4 is the third
Figure 5 is a view in the - arrow direction of Figure 3, Figure 6 is a view in the - arrow direction of Figure 4, Figure 7 is a perspective view of the axial seal plate, and Figure 8 is a circumferential view. It is a perspective view of a direction seal plate. FIGS. 9 to 11 are a cross-sectional view and a vertical cross-sectional view, respectively, showing a conventional example. 3...Casing, 5...Rotor, 5A...Partition wall,
9... Liner, 11... Axial groove, 13... Annular groove, 1
6... Axial seal plate, 18... Spring, 21... Circumferential seal plate, 21A... Arc plate, 28... Air passage, 2
9...Annular space, 30...Air communication path.

Claims

[Scope of utility model registration request]

A plurality of axial seal plates are provided that are movably inserted into axial grooves formed in each partition wall of the rotor and are brought into contact with the liner of the casing, and each of the axial seal plates is attached toward the liner. a pair of circumferential seal plates inserted into annular grooves formed at both ends of the rotor and notches formed at both ends of each axial seal plate and brought into contact with the liner; , each circumferential seal plate is divided into circumferentially appropriate intervals so that each circumferential seal plate can be freely expanded in diameter, and an air supply source is provided for supplying air into the axial groove and the annular groove. Rotary Leaf Fida is characterized by: