JPH0243476U - - Google Patents
Info
- Publication number
- JPH0243476U JPH0243476U JP12241288U JP12241288U JPH0243476U JP H0243476 U JPH0243476 U JP H0243476U JP 12241288 U JP12241288 U JP 12241288U JP 12241288 U JP12241288 U JP 12241288U JP H0243476 U JPH0243476 U JP H0243476U
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- cut
- circumferential surface
- seal
- convex portion
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Compressor (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は第１図のＡ部拡大図、第３図は第１図に示す
実施例における各シールリングの組付状態を示す
平面図、第４図は本考案の変形例を示す平面図で
ある。
１０……圧縮機、１１……シリンダ、１１ａ…
…シリンダ内孔、１２……ピストン、１２ａ……
環状溝、１３……圧縮室、１６……メインリング
、１６ａ……切り口、１６ｂ……凸部、１７……
バツクリング、１７ａ……切り口、１７ｂ……凸
部、１８……テンシヨンリング。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is an enlarged view of part A in FIG. 1, FIG. 3 is a plan view showing the assembled state of each seal ring in the embodiment shown in FIG. 1, and FIG. 4 is a plan view showing a modification of the present invention. . 10...Compressor, 11...Cylinder, 11a...
...Cylinder inner hole, 12...Piston, 12a...
Annular groove, 13...Compression chamber, 16...Main ring, 16a...Cut, 16b...Protrusion, 17...
Back ring, 17a...cut, 17b...convex portion, 18...tension ring.
Claims (1)
有した互いに径の異なる少なくとも２つのシール
リングを径方向に重合させ内側のシールリングの
外周面が外側のシールリングの内周面に内接する
ように嵌着されたピストンが、シリンダ内孔内を
前記シールリングを介して気密的に摺動可能に嵌
挿されてなる圧縮機のシール構造において、前記
内側のシールリングの外周面もしくは前記外側の
シールリングの内周面に凸部を設け、該凸部を前
記外側のシールリングの切り口もしくは前記内側
のシールリングの切り口内に位置するように前記
シールリングを前記ピストンの環状溝に嵌着させ
たことを特徴とする圧縮機のシール構造。 At least two seal rings having different diameters and having a cut on the outer periphery in an annular groove formed on the outer circumferential surface are superimposed in the radial direction so that the outer circumferential surface of the inner seal ring is inscribed in the inner circumferential surface of the outer seal ring. In a compressor seal structure in which a piston fitted as shown in FIG. A convex portion is provided on the inner peripheral surface of the seal ring, and the seal ring is fitted into the annular groove of the piston such that the convex portion is located within the cut of the outer seal ring or the cut of the inner seal ring. A compressor seal structure characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12241288U JPH0243476U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12241288U JPH0243476U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243476U true JPH0243476U (en) | 1990-03-26 |
Family
ID=31370320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12241288U Pending JPH0243476U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243476U (en) |
-
1988
- 1988-09-19 JP JP12241288U patent/JPH0243476U/ja active Pending