JPS6422855U - - Google Patents
Info
- Publication number
- JPS6422855U JPS6422855U JP11770587U JP11770587U JPS6422855U JP S6422855 U JPS6422855 U JP S6422855U JP 11770587 U JP11770587 U JP 11770587U JP 11770587 U JP11770587 U JP 11770587U JP S6422855 U JPS6422855 U JP S6422855U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- sliding gap
- stirling engine
- cylinder
- circumferential surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sealing Devices (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例に係るデイスプレー
サ型スターリングエンジンのピストン摺動隙間封
止装置の構成を概略的に示す縦断面図で、第１図
ａは縦断面図、第１図ｂは第１図ａの要部を示す
横断平面図、第２図は本考案の他の実施例に係る
デイスプレーサ型スターリングエンジンのピスト
ン摺動隙間封止装置の構成を概略的に示す縦断面
図、第３図は本考案の更に他の実施例に係るデイ
スプレーサ型スターリングエンジンのピストン摺
動隙間封止装置の構成を概略的に示す縦断面図、
第４図はデイスプレーサ型スターリングエンジン
の構成を概略的に示す模式図、第５図は従来のス
ターリングエンジンのピストン摺動隙間封止装置
の縦断面図である。
Ｅ……スターリングエンジン、９……シリンダ
（出力シリンダ）、１０……ピストン（出力ピス
トン）、１６……内周面、１７……外周面、１８
……ピストン摺動隙間（摺動隙間）、２４……膨
脹減圧溝、２６……回転駆動装置。
FIG. 1 is a vertical cross-sectional view schematically showing the structure of a piston sliding gap sealing device for a displacer type Stirling engine according to an embodiment of the present invention; FIG. 1a is a vertical cross-sectional view; b is a cross-sectional plan view showing the main part of FIG. 1 a, and FIG. 2 is a longitudinal cross-sectional view schematically showing the configuration of a piston sliding gap sealing device for a displacer type Stirling engine according to another embodiment of the present invention. 3 is a vertical sectional view schematically showing the structure of a piston sliding gap sealing device for a displacer type Stirling engine according to still another embodiment of the present invention,
FIG. 4 is a schematic diagram schematically showing the configuration of a displacer type Stirling engine, and FIG. 5 is a longitudinal sectional view of a conventional piston sliding gap sealing device for a Stirling engine. E... Stirling engine, 9... Cylinder (output cylinder), 10... Piston (output piston), 16... Inner peripheral surface, 17... Outer peripheral surface, 18
... Piston sliding gap (sliding gap), 24 ... Expansion and pressure reduction groove, 26 ... Rotation drive device.
Claims (1)
１６と該シリンダ９に直線摺動自在に内嵌された
ピストン１０の外周面１７との間に形成されたピ
ストン摺動隙間１８を封止するスターリングエン
ジンのピストン摺動隙間封止装置であつて、 上記ピストン１０がシリンダ９の軸心回りに回
転可能に設けられ、このピストン１０の外周面１
７に周方向に走る膨脹減圧溝２４を備える一方、
該ピストン１０を回転駆動する回転駆動装置２６
が設けられ、回転駆動装置２６でピストン１０を
回転させることにより、ピストン摺動隙間１８の
内圧を膨脹減圧溝２４で段階的に膨脹減圧させて
上記ピストン摺動隙間１８を封止するように構成
したことを特徴とする、スターリングエンジンの
ピストン摺動隙間封止装置。[Claims for Utility Model Registration] Piston sliding gap formed between the inner circumferential surface 16 of the cylinder 9 of the Stirling engine E and the outer circumferential surface 17 of the piston 10 fitted into the cylinder 9 so as to be linearly slidable. The piston sliding gap sealing device for a Stirling engine seals a piston 18, in which the piston 10 is rotatably provided around the axis of a cylinder 9, and the outer circumferential surface 1 of the piston 10 is
7 is provided with an expansion/decompression groove 24 running in the circumferential direction,
A rotational drive device 26 that rotationally drives the piston 10.
is provided, and by rotating the piston 10 with a rotary drive device 26, the internal pressure of the piston sliding gap 18 is expanded and depressurized in stages by the expansion and pressure reducing groove 24, and the piston sliding gap 18 is sealed. A piston sliding gap sealing device for a Stirling engine, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11770587U JPS6422855U (en) | 1987-07-30 | 1987-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11770587U JPS6422855U (en) | 1987-07-30 | 1987-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6422855U true JPS6422855U (en) | 1989-02-07 |
Family
ID=31361398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11770587U Pending JPS6422855U (en) | 1987-07-30 | 1987-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6422855U (en) |
-
1987
- 1987-07-30 JP JP11770587U patent/JPS6422855U/ja active Pending