JPH02110763U - - Google Patents
Info
- Publication number
- JPH02110763U JPH02110763U JP1843189U JP1843189U JPH02110763U JP H02110763 U JPH02110763 U JP H02110763U JP 1843189 U JP1843189 U JP 1843189U JP 1843189 U JP1843189 U JP 1843189U JP H02110763 U JPH02110763 U JP H02110763U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- diameter
- outer diameter
- packing
- axial direction
- 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
- 238000012856 packing Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第１図は本考案の一実施例を示す半断面図、第
２図は同じく部分拡大斜視図、第３図および第４
図は作用説明図、第５図は従来例を示す半断面図
である。
１０……ハウジング、２０……回転軸、３０…
…メカニカルシール、４０……環状空間、２０１
……外径段差部、２０２……大径側の外周面、２
０３……溝、３０１……メイテイングリング、３
０２，３０４……Ｏリング（パツキング）、３０
３……シールリング、３０５……内径段差部、３
０６……ワツシヤ、３０７……ケース、３１０…
…突起、３１１……コイルスプリング。
FIG. 1 is a half-sectional view showing one embodiment of the present invention, FIG. 2 is a partially enlarged perspective view, and FIGS. 3 and 4.
The figure is an action explanatory diagram, and FIG. 5 is a half sectional view showing a conventional example. 10... Housing, 20... Rotating shaft, 30...
... Mechanical seal, 40 ... Annular space, 201
... Outer diameter stepped portion, 202 ... Outer peripheral surface on large diameter side, 2
03...Groove, 301...Mating ring, 3
02,304...O ring (packing), 30
3... Seal ring, 305... Inner diameter stepped portion, 3
06...Washiya, 307...Case, 310...
...Protrusion, 311...Coil spring.
Claims (1)
軸方向に延設された溝と係合する突起を有するケ
ースと、このケースに保持されかつ周方向に係合
して、非回転のメイテイングリングに摺接するシ
ールリングと、このシールリングの内径段差部と
回転軸の外径段差部で囲まれた環状空間に軸方向
遊動可能に装着したパツキングと、このパツキン
グと回転軸の外径段差部との間に介在させたワツ
シヤとを備えてなることを特徴とするメカニカル
シール。 A case having a protrusion that engages with a groove extending in the axial direction from the outer diameter stepped portion of the rotating shaft to the outer peripheral surface on the large diameter side; A seal ring that slides in contact with the mating ring, a packing that is movable in the axial direction in an annular space surrounded by the stepped part of the inner diameter of this seal ring and the stepped part of the outer diameter of the rotating shaft, and the packing that is attached to the outer diameter of the rotating shaft. A mechanical seal characterized by comprising a washer interposed between the diameter step portion and the washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1843189U JPH0615172Y2 (en) | 1989-02-21 | 1989-02-21 | mechanical seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1843189U JPH0615172Y2 (en) | 1989-02-21 | 1989-02-21 | mechanical seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02110763U true JPH02110763U (en) | 1990-09-05 |
| JPH0615172Y2 JPH0615172Y2 (en) | 1994-04-20 |
Family
ID=31233077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1843189U Expired - Lifetime JPH0615172Y2 (en) | 1989-02-21 | 1989-02-21 | mechanical seal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0615172Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020197258A (en) * | 2019-06-04 | 2020-12-10 | 日本ピラー工業株式会社 | mechanical seal |
-
1989
- 1989-02-21 JP JP1843189U patent/JPH0615172Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020197258A (en) * | 2019-06-04 | 2020-12-10 | 日本ピラー工業株式会社 | mechanical seal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0615172Y2 (en) | 1994-04-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |