JPH02139381U - - Google Patents
Info
- Publication number
- JPH02139381U JPH02139381U JP4812389U JP4812389U JPH02139381U JP H02139381 U JPH02139381 U JP H02139381U JP 4812389 U JP4812389 U JP 4812389U JP 4812389 U JP4812389 U JP 4812389U JP H02139381 U JPH02139381 U JP H02139381U
- Authority
- JP
- Japan
- Prior art keywords
- cage
- valve body
- valve
- compressor
- suction 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
- 239000012530 fluid Substances 0.000 claims 1
Landscapes
- Compressor (AREA)
- Rotary Pumps (AREA)
Description
第１図は本考案の一実施例としての圧縮機用逆
止弁を備えたベーン型圧縮機の断面図、第２図は
同じ逆止弁の拡大断面図、第３図はその他の実施
例としての圧縮機用逆止弁の断面図、第４図は従
来の逆止弁付きの圧縮機の部分切欠断面図、第５
図は第４図中の逆止弁の拡大断面図である。
２０…圧縮機用逆止弁、２１…ヘツドカバー、
３０…吸入口、３１…吸入室、３３…ケージ、３
４…弁体、３５…弁座、３６…ばね、３７…連通
孔、３８…ケージ窓、３３１…底壁、ａ…閉鎖位
置、ｂ…開放位置。
Fig. 1 is a sectional view of a vane compressor equipped with a check valve for a compressor as an embodiment of the present invention, Fig. 2 is an enlarged sectional view of the same check valve, and Fig. 3 is another embodiment of the present invention. FIG. 4 is a partially cutaway sectional view of a compressor equipped with a conventional check valve.
The figure is an enlarged sectional view of the check valve in FIG. 4. 20... Compressor check valve, 21... Head cover,
30... Suction port, 31... Suction chamber, 33... Cage, 3
4... Valve body, 35... Valve seat, 36... Spring, 37... Communication hole, 38... Cage window, 331... Bottom wall, a... Closed position, b... Open position.
Claims (1)
け、上記ケージ内には同ケージの開口端側の弁座
に当接するよう弾性体から押圧力を受ける弁体を
嵌装し、上記ケージの筒状側壁には上記弁体が弾
性体の押圧力に抗して開放位置に達した際に流体
を上記ハウジングの吸入室に導くケージ窓が形成
された圧縮機用逆止弁であつて、上記弁体または
ケージの底部に上記弁体が開放位置に達した際に
、弁体と底部との閉空間を上記吸入室側に連通さ
せる孔が形成されていることを特徴とする圧縮機
用逆止弁。 A cylindrical cage with a bottom is attached to the intake port of the housing, and a valve body that receives a pressing force from an elastic body is fitted in the cage so as to come into contact with the valve seat on the open end side of the cage. A check valve for a compressor, wherein a cage window is formed in the shaped side wall to guide fluid into the suction chamber of the housing when the valve body reaches the open position against the pressing force of the elastic body, A reverse compressor for a compressor, characterized in that a hole is formed in the bottom of the valve body or cage to communicate the closed space between the valve body and the bottom to the suction chamber side when the valve body reaches an open position. Stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4812389U JPH02139381U (en) | 1989-04-24 | 1989-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4812389U JPH02139381U (en) | 1989-04-24 | 1989-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02139381U true JPH02139381U (en) | 1990-11-21 |
Family
ID=31564655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4812389U Pending JPH02139381U (en) | 1989-04-24 | 1989-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02139381U (en) |
-
1989
- 1989-04-24 JP JP4812389U patent/JPH02139381U/ja active Pending