JPS6336653U - - Google Patents
Info
- Publication number
- JPS6336653U JPS6336653U JP12887686U JP12887686U JPS6336653U JP S6336653 U JPS6336653 U JP S6336653U JP 12887686 U JP12887686 U JP 12887686U JP 12887686 U JP12887686 U JP 12887686U JP S6336653 U JPS6336653 U JP S6336653U
- Authority
- JP
- Japan
- Prior art keywords
- reciprocating
- bellows
- partition plate
- chamber
- reciprocating part
- 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
- 238000005192 partition Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sealing Devices (AREA)
Description
第１図は、この考案に係る密閉機構の一実施例
を示す断面図、第２図は、この考案に係る密閉機
構内の二重ベローズの斜視図、第３図Ａ，Ｂ，Ｃ
は、この考案に係る密閉機構の動作説明図、第４
図は、この考案に係る密閉機構内のロツドと仕切
り板の動きを示す説明図であつて、同図中右方に
示すグラフは、第３図Ａ，Ｂ，Ｃに示した各状態
におけるロツドの往復動方向に関するロツド４と
仕切り板５ｃの位置を示す図、第５図は、従来の
密閉機構を示す断面図である。
１……シリンダ室、２……クランク室、３……
案内部、４……往復運動部としてのロツド、５…
…二重ベローズ、５ａ……外側ベローズ、５ｂ…
…内側ベローズ、５ｃ……仕切り板、６……油収
容室、７……オイルポンプ。
Fig. 1 is a sectional view showing an embodiment of the sealing mechanism according to this invention, Fig. 2 is a perspective view of a double bellows in the sealing mechanism according to this invention, and Figs. 3A, B, and C.
is an explanatory diagram of the operation of the sealing mechanism according to this invention, No. 4
The figure is an explanatory diagram showing the movement of the rod and the partition plate in the sealing mechanism according to this invention, and the graph shown on the right side of the figure shows the movement of the rod in each state shown in Figures 3A, B, and C. FIG. 5 is a sectional view showing the conventional sealing mechanism. 1...Cylinder chamber, 2...Crank chamber, 3...
Guide part, 4... Rod as a reciprocating part, 5...
...Double bellows, 5a...Outer bellows, 5b...
...Inner bellows, 5c...Partition plate, 6...Oil storage chamber, 7...Oil pump.
Claims (1)
けられる往復運動部とその案内部との間には、外
側ベローズの上端は上記案内部側に接合され、か
つ内側ベローズの上端は上記往復運動部側に接合
されていると共に、外側及び内側ベローズの両下
端はフランジ形の仕切り板に接合されている二重
ベローズが設けられており、上記仕切り板が往復
運動部の往復運動に応じて上下動することで、該
二重ベローズ及び往復運動部とその案内部とで囲
まれる油収容室の容積を一定に保つと共に、該油
収容室内の油圧とシリンダ室内の作動気体圧とを
等しくする構成としたことを特徴とする往復運動
部の密閉機構。 The upper end of the outer bellows is connected to the guide part side, and the upper end of the inner bellows is connected to the reciprocating part side between the reciprocating part, which is provided to freely reciprocate between the cylinder chamber and the crank chamber, and its guide part. A double bellows is provided in which the lower ends of the outer and inner bellows are joined to a flange-shaped partition plate, and the partition plate moves up and down in accordance with the reciprocating movement of the reciprocating part. The volume of the oil storage chamber surrounded by the double bellows, the reciprocating portion, and its guide portion is kept constant, and the oil pressure in the oil storage chamber is made equal to the working gas pressure in the cylinder chamber. A sealing mechanism for the reciprocating part characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12887686U JPS6336653U (en) | 1986-08-26 | 1986-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12887686U JPS6336653U (en) | 1986-08-26 | 1986-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6336653U true JPS6336653U (en) | 1988-03-09 |
Family
ID=31024940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12887686U Pending JPS6336653U (en) | 1986-08-26 | 1986-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6336653U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5939161A (en) * | 1982-08-28 | 1984-03-03 | Canon Inc | Latent image reader |
| JPS629069A (en) * | 1985-07-02 | 1987-01-17 | Matsushita Electric Ind Co Ltd | Seal device |
-
1986
- 1986-08-26 JP JP12887686U patent/JPS6336653U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5939161A (en) * | 1982-08-28 | 1984-03-03 | Canon Inc | Latent image reader |
| JPS629069A (en) * | 1985-07-02 | 1987-01-17 | Matsushita Electric Ind Co Ltd | Seal device |