JPH0463868U - - Google Patents
Info
- Publication number
- JPH0463868U JPH0463868U JP10658290U JP10658290U JPH0463868U JP H0463868 U JPH0463868 U JP H0463868U JP 10658290 U JP10658290 U JP 10658290U JP 10658290 U JP10658290 U JP 10658290U JP H0463868 U JPH0463868 U JP H0463868U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- airtightly
- shaft hole
- annular
- mounting groove
- 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.)
- Granted
Links
Landscapes
- Sealing Devices (AREA)
Description
第１図は本考案の実施例に係る密封装置の半裁
断面図、第２図は軸偏心時の半裁断面図、第３図
は従来例に係る密封装置の半裁断面図、第４図は
軸偏心時の半裁断面図である。
１……ハウジング、２……軸孔、３……軸、４
……環状溝、５……取付溝、６……支持リング、
７……嵌着面、８……支持面、９……段差、１０
……ピストン、１１……被支持面、１２……装着
溝、１３……パツキン、１４……シールリング、
１５……バツクリング、１６……スペーサ、１７
……ストツプリング。
Fig. 1 is a half-cut sectional view of a sealing device according to an embodiment of the present invention, Fig. 2 is a half-cut sectional view when the shaft is eccentric, Fig. 3 is a half-cut sectional view of a sealing device according to a conventional example, and Fig. 4 is a half-cut sectional view of the sealing device according to the conventional example. FIG. 3 is a half-cut sectional view when eccentric. 1...Housing, 2...Shaft hole, 3...Shaft, 4
...Annular groove, 5...Mounting groove, 6...Support ring,
7...Fitting surface, 8...Supporting surface, 9...Step, 10
... Piston, 11 ... Supported surface, 12 ... Mounting groove, 13 ... Packing, 14 ... Seal ring,
15...back ring, 16...spacer, 17
...stop spring.
Claims (1)
通した軸３との間を密封する密封装置において、
前記軸３に気密的に嵌着され、その外周面に断面
凹球面状を呈する環状の支持面８を備えた支持リ
ング６と、前記支持リング６の外周側に配置され
、その内周面に前記支持面８に対応して断面凸球
面状を呈しかつ前記支持面８に対して気密的に摺
動する環状の被支持面１１を備え、その外周面に
環状の装着溝１２を備えた環状のピストン１０と
、前記装着溝１２に気密的に装着され、前記軸孔
２の内壁に対して気密的に摺動するパツキン１３
と、前記支持リング６および前記ピストン１０の
軸方向両側に配置された１対のスペーサ１６と、
前記各スペーサ１６の軸方向外側に配置され、前
記軸３に嵌着された１対のストツプリング１７と
、よりなる密封装置。 A sealing device for sealing between a housing 1 having a shaft hole 2 and a shaft 3 inserted into the shaft hole 2,
A support ring 6 is airtightly fitted to the shaft 3 and has an annular support surface 8 having a concave spherical cross section on its outer circumferential surface; An annular supported surface 11 having a convex spherical cross section corresponding to the supporting surface 8 and sliding airtightly with respect to the supporting surface 8, and an annular mounting groove 12 on the outer peripheral surface thereof. a piston 10, and a packing 13 that is airtightly mounted in the mounting groove 12 and slides airtightly against the inner wall of the shaft hole 2.
and a pair of spacers 16 disposed on both sides of the support ring 6 and the piston 10 in the axial direction,
A sealing device comprising a pair of stop rings 17 arranged axially outside of each of the spacers 16 and fitted onto the shaft 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10658290U JP2519846Y2 (en) | 1990-10-12 | 1990-10-12 | Sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10658290U JP2519846Y2 (en) | 1990-10-12 | 1990-10-12 | Sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0463868U true JPH0463868U (en) | 1992-05-29 |
| JP2519846Y2 JP2519846Y2 (en) | 1996-12-11 |
Family
ID=31852723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10658290U Expired - Lifetime JP2519846Y2 (en) | 1990-10-12 | 1990-10-12 | Sealing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519846Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011241913A (en) * | 2010-05-19 | 2011-12-01 | Smc Corp | Fluid pressure apparatus |
-
1990
- 1990-10-12 JP JP10658290U patent/JP2519846Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011241913A (en) * | 2010-05-19 | 2011-12-01 | Smc Corp | Fluid pressure apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519846Y2 (en) | 1996-12-11 |