JPH02105589U - - Google Patents
Info
- Publication number
- JPH02105589U JPH02105589U JP1345489U JP1345489U JPH02105589U JP H02105589 U JPH02105589 U JP H02105589U JP 1345489 U JP1345489 U JP 1345489U JP 1345489 U JP1345489 U JP 1345489U JP H02105589 U JPH02105589 U JP H02105589U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- chamber
- refrigerant gas
- suction
- 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 2
- 238000007906 compression Methods 0.000 claims 2
- 239000003507 refrigerant Substances 0.000 claims 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
第１〜４図は本考案を具体化た一実施例を示し
、第１図は圧縮機全体の側断面図、第２図は要部
拡大側断面図、第３図は往動行程時の要部拡大側
断面図、第４図はピストンヘツド周囲の圧力状態
を示すグラフ、第５図は別例を示す要部拡大側断
面図、第６図は第５図のＡ―Ａ線断面図である。
両頭ピストン……５、ピストンヘツド……１１
，１２、収容溝……１１ａ，１２ａ、ピストンリ
ング……１３、圧力引き下げ面……１３ａ，１３
ｂ、圧力逃し通路を形成する周面……１２Ａ、圧
力逃し溝……１２ｃ。
Figures 1 to 4 show an embodiment embodying the present invention. Figure 1 is a side sectional view of the entire compressor, Figure 2 is an enlarged side sectional view of the main part, and Figure 3 is during the forward stroke. FIG. 4 is a graph showing the pressure state around the piston head. FIG. 5 is an enlarged side sectional view of the main part showing another example. FIG. 6 is a sectional view taken along line AA in FIG. 5. It is. Double-ended piston...5, Piston head...11
, 12, Accommodation groove... 11a, 12a, Piston ring... 13, Pressure lowering surface... 13a, 13
b, peripheral surface forming a pressure relief passage...12A, pressure relief groove...12c.
Claims (1)
されたシリンダブロツク内のピストンの復動動作
により吸入室から圧縮室へ冷媒ガスを吸入すると
共に、ピストンの往動動作により圧縮室内の冷媒
ガスを吐出室へ吐出するピストン式圧縮機におい
て、ピストンヘツド周面の環状の収容溝内に収容
されたピストンリングの後端部外周側に前端部外
周よりも小径の圧力引き下げ面を設け、収容溝よ
りも後側のピストンヘツド周面には圧力逃し通路
を設けたピストン式圧縮機におけるシール構造。 The refrigerant gas is sucked from the suction chamber into the compression chamber by the backward movement of a piston in the cylinder block joined to the housing that forms the suction and discharge chambers, and the refrigerant gas in the compression chamber is transferred to the discharge chamber by the forward movement of the piston. In a piston type compressor that discharges to A seal structure in a piston compressor that has a pressure relief passage on the circumference of the piston head on the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1345489U JPH02105589U (en) | 1989-02-06 | 1989-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1345489U JPH02105589U (en) | 1989-02-06 | 1989-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105589U true JPH02105589U (en) | 1990-08-22 |
Family
ID=31223773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1345489U Pending JPH02105589U (en) | 1989-02-06 | 1989-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105589U (en) |
-
1989
- 1989-02-06 JP JP1345489U patent/JPH02105589U/ja active Pending