JPH0272869U - - Google Patents
Info
- Publication number
- JPH0272869U JPH0272869U JP15256288U JP15256288U JPH0272869U JP H0272869 U JPH0272869 U JP H0272869U JP 15256288 U JP15256288 U JP 15256288U JP 15256288 U JP15256288 U JP 15256288U JP H0272869 U JPH0272869 U JP H0272869U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- fixed ring
- mechanical seal
- disposed
- protective cover
- 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
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 3
- 239000012530 fluid Substances 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 230000013011 mating Effects 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第１図は本考案の一実施例を示すメカニカルシ
ールの半裁断面図、第２図は従来のメカニカルシ
ールの半裁断面図である。
１……ハウジング、３……軸、５……メイテイ
ングリング（回転環）、７……Ｏリング、９……
シールリング（固定環）、１１……スプリング、
１３……ダイアフラム、１０１……保護カバ、１
０５……環状部、１０７……鍔部、１０９……Ｏ
リング、１１１……ドレン穴。
FIG. 1 is a half-cut sectional view of a mechanical seal showing an embodiment of the present invention, and FIG. 2 is a half-cut sectional view of a conventional mechanical seal. 1... Housing, 3... Shaft, 5... Mating ring (rotating ring), 7... O-ring, 9...
Seal ring (fixed ring), 11...spring,
13...Diaphragm, 101...Protective cover, 1
05...Annular part, 107...Brim part, 109...O
Ring, 111...Drain hole.
Claims (1)
上記ハウジングの外に位置する部分の外周に配置
された固定環と、上記ハウジングの外に位置する
軸の外周にあつて上記固定環に当接配置された回
転環と、上記ハウジングの外に位置する軸の外周
に配置され上記固定環及び回転環相互を圧接する
スプリングと、上記ハウジングと固定環の双方に
密接し上記スプリングを外側から包囲するように
配置されたダイアフラムとを具備したメカニカル
シールにおいて、上記ハウジングと固定環の間に
、上記ダイアフラムの外側を包囲する保護カバを
設けたことを特徴とするメカニカルシール。 ２ 請求項１記載のメカニカルシールにおいて、
上記保護カバには流体回収部へ連なるドレン穴が
形成されていることを特徴とするメカニカルシー
ル。 ３ 請求項１記載のメカニカルシールにおいて、
保護カバはその外周端部をハウジングに固定され
るとともに、その内周端は適当な隙間を介して上
記固定環の外周面と対向し、上記隙間はパツキン
グで密封されていることを特徴とするメカニカル
シール。[Claims for Utility Model Registration] 1. A fixed ring disposed on the outer periphery of a portion of a shaft rotatably disposed through the housing, located outside the housing; a rotating ring disposed in contact with the fixed ring; a spring disposed on the outer periphery of a shaft located outside the housing and pressing the fixed ring and the rotating ring; and a spring in close contact with both the housing and the fixed ring. A mechanical seal comprising a diaphragm arranged to surround the spring from the outside, characterized in that a protective cover surrounding the outside of the diaphragm is provided between the housing and the fixed ring. 2. The mechanical seal according to claim 1,
A mechanical seal characterized in that the protective cover has a drain hole connected to a fluid recovery section. 3. The mechanical seal according to claim 1,
The protective cover has its outer peripheral end fixed to the housing, and its inner peripheral end faces the outer peripheral surface of the fixed ring with a suitable gap therebetween, and the gap is sealed by packing. mechanical seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256288U JPH0524869Y2 (en) | 1988-11-25 | 1988-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256288U JPH0524869Y2 (en) | 1988-11-25 | 1988-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0272869U true JPH0272869U (en) | 1990-06-04 |
| JPH0524869Y2 JPH0524869Y2 (en) | 1993-06-23 |
Family
ID=31427603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15256288U Expired - Lifetime JPH0524869Y2 (en) | 1988-11-25 | 1988-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0524869Y2 (en) |
-
1988
- 1988-11-25 JP JP15256288U patent/JPH0524869Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0524869Y2 (en) | 1993-06-23 |