JPS63196490U - - Google Patents
Info
- Publication number
- JPS63196490U JPS63196490U JP8784587U JP8784587U JPS63196490U JP S63196490 U JPS63196490 U JP S63196490U JP 8784587 U JP8784587 U JP 8784587U JP 8784587 U JP8784587 U JP 8784587U JP S63196490 U JPS63196490 U JP S63196490U
- Authority
- JP
- Japan
- Prior art keywords
- discharge port
- rotary piston
- cylinder
- sub
- compression chamber
- 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
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Compressor (AREA)
Description
第１図〜第５図は本考案の実施例を示し、第１
図は回転式圧縮機の平面図、第２図は同要部の拡
大断面図、第３図は回転式圧縮機の縦断面図であ
る。第４図はシリンダ内圧と吐出弁開度を示す図
、第５図はポート径を大きくしたシリンダ内圧と
吐出弁開度を示す図である。第６図は従来のシリ
ンダ内圧と吐出弁開度を示す図である。
１……回転式圧縮機、２……シリンダ、３……
ロータリピストン、４……フロントヘツドカバー
、５……リヤヘツドカバー、８……圧縮室、２１
……主吐出ポート、２２……副吐出ポート、２３
……吐出弁。
1 to 5 show embodiments of the present invention.
The figure is a plan view of the rotary compressor, FIG. 2 is an enlarged sectional view of the main parts, and FIG. 3 is a longitudinal sectional view of the rotary compressor. FIG. 4 is a diagram showing the cylinder internal pressure and the discharge valve opening degree, and FIG. 5 is a diagram showing the cylinder internal pressure and the discharge valve opening degree when the port diameter is increased. FIG. 6 is a diagram showing the conventional cylinder internal pressure and discharge valve opening degree. 1...Rotary compressor, 2...Cylinder, 3...
Rotary piston, 4...Front head cover, 5...Rear head cover, 8...Compression chamber, 21
...Main discharge port, 22...Sub-discharge port, 23
...Discharge valve.
Claims (1)
回転自在に収納されると共に、該シリンダ２の両
端面がヘツドカバー４，５により閉鎖されて該シ
リンダ２内に圧縮室８が形成され、該両ヘツドカ
バー４，５の一方には、上記圧縮室８と外部とを
連通する主吐出ポート２１がロータリピストン３
の最終吐出行程位置に対応して開設されると共に
、該主吐出ポート２１より上記ロータリピストン
３の回転方向トレーリング側に上記圧縮室８と外
部とを連通する副吐出ポート２２が開設される一
方、上記ヘツドカバー４の外側には上記主吐出ポ
ート２１及び副吐出ポート２２を開閉する１つの
吐出弁２３が上記ロータリピストン３の回転方向
トレーリング側端部にて取付けられていることを
特徴とする回転式圧縮機。 A rotary piston 3 is eccentrically and rotatably housed in the cylinder 2, and both end faces of the cylinder 2 are closed by head covers 4, 5 to form a compression chamber 8 in the cylinder 2. 5, a main discharge port 21 that communicates the compression chamber 8 with the outside is connected to the rotary piston 3.
A sub-discharge port 22 is opened corresponding to the final discharge stroke position of the main discharge port 21, and a sub-discharge port 22 that communicates the compression chamber 8 with the outside is opened on the trailing side in the rotational direction of the rotary piston 3 from the main discharge port 21. , a discharge valve 23 for opening and closing the main discharge port 21 and the sub-discharge port 22 is attached to the outside of the head cover 4 at the trailing end in the rotational direction of the rotary piston 3. Rotary compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8784587U JPS63196490U (en) | 1987-06-05 | 1987-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8784587U JPS63196490U (en) | 1987-06-05 | 1987-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63196490U true JPS63196490U (en) | 1988-12-16 |
Family
ID=30945428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8784587U Pending JPS63196490U (en) | 1987-06-05 | 1987-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63196490U (en) |
-
1987
- 1987-06-05 JP JP8784587U patent/JPS63196490U/ja active Pending