JPH0322527U - - Google Patents
Info
- Publication number
- JPH0322527U JPH0322527U JP8133889U JP8133889U JPH0322527U JP H0322527 U JPH0322527 U JP H0322527U JP 8133889 U JP8133889 U JP 8133889U JP 8133889 U JP8133889 U JP 8133889U JP H0322527 U JPH0322527 U JP H0322527U
- Authority
- JP
- Japan
- Prior art keywords
- annular groove
- rotating shaft
- gland
- gland packing
- casing
- 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 8
- 239000004519 grease Substances 0.000 claims description 3
- 210000004907 gland Anatomy 0.000 claims 7
- 239000000843 powder Substances 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 2
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
- Accessories For Mixers (AREA)
Description
第１図はこの考案の一実施例を示す縦断正面図
、第２図および第３図は従来例を示す縦断正面図
である。
１……ケーシング、２……回転軸、３……グラ
ンドボツクス、５……グランドパツキン、１２…
…パツキン押え、１４……第１環状凹溝、１５…
…第２環状凹溝、１６……ガス供給口、１８……
弾性シールリング、１８ａ……リツプ部、２０…
…押え板、２１……グリース供給口、２３，２４
……Ｏリング。
FIG. 1 is a longitudinal sectional front view showing an embodiment of this invention, and FIGS. 2 and 3 are longitudinal sectional front views showing a conventional example. 1... Casing, 2... Rotating shaft, 3... Grand box, 5... Grand packing, 12...
...Packing holder, 14...First annular groove, 15...
...Second annular groove, 16...Gas supply port, 18...
Elastic seal ring, 18a... lip portion, 20...
... Holding plate, 21 ... Grease supply port, 23, 24
...O-ring.
Claims (1)
て配置し、この回転軸の表面を覆うグランドボツ
クスをケーシングの外面に設け、このグランドボ
ツクス内における回転軸にグランドパツキンと、
該グランドパツキンを外方から押圧して固定する
パツキン押えが嵌合されている粉体混合機等の軸
封装置において、 前記パツキン押えの内周面にケーシングの内圧
よりも高い圧力のガスが封入される第１環状凹溝
と、グリースが封入される第２環状凹溝とが、第
１環状凹溝がグランドパツキン側となるように形
成され、第２環状凹溝内におけるグランドパツキ
ンと反対側の位置にリツプ部を具えた弾性シール
リングが、該リツプ部を回転軸の表面に摺接させ
て配置されていることを特徴とする粉体混合機の
軸封装置。[Claim for Utility Model Registration] A rotating shaft is placed through a casing with different internal and external pressures, a gland box is provided on the outer surface of the casing to cover the surface of the rotating shaft, and a gland packing is attached to the rotating shaft within the gland box. and,
In a shaft sealing device of a powder mixer, etc., fitted with a packing holder that presses and fixes the gland packing from the outside, gas at a pressure higher than the internal pressure of the casing is sealed on the inner circumferential surface of the gland packing holder. A first annular groove in which grease is sealed and a second annular groove in which grease is sealed are formed such that the first annular groove is on the gland packing side, and the second annular groove is on the side opposite to the gland packing. 1. A shaft sealing device for a powder mixer, characterized in that an elastic seal ring is provided with a lip portion at a position such that the lip portion is in sliding contact with the surface of a rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989081338U JPH0611096Y2 (en) | 1989-07-11 | 1989-07-11 | Shaft sealing device such as powder mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989081338U JPH0611096Y2 (en) | 1989-07-11 | 1989-07-11 | Shaft sealing device such as powder mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0322527U true JPH0322527U (en) | 1991-03-08 |
| JPH0611096Y2 JPH0611096Y2 (en) | 1994-03-23 |
Family
ID=31627194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989081338U Expired - Lifetime JPH0611096Y2 (en) | 1989-07-11 | 1989-07-11 | Shaft sealing device such as powder mixer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0611096Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002147389A (en) * | 2000-11-10 | 2002-05-22 | Matsui Mfg Co | Pump shaft sealing device |
| JP2006043648A (en) * | 2004-08-09 | 2006-02-16 | Inoue Mfg Inc | Shaft shaft seal device |
| CN108612849A (en) * | 2018-07-02 | 2018-10-02 | 哈尔滨奥瑞德光电技术有限公司 | A kind of reinforced seal structure of 3D hot-bending machines |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5375875U (en) * | 1976-11-04 | 1978-06-24 | ||
| JPS60129561U (en) * | 1984-02-10 | 1985-08-30 | 石川島播磨重工業株式会社 | Shaft seal device for rotating equipment used in towers and tanks |
-
1989
- 1989-07-11 JP JP1989081338U patent/JPH0611096Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5375875U (en) * | 1976-11-04 | 1978-06-24 | ||
| JPS60129561U (en) * | 1984-02-10 | 1985-08-30 | 石川島播磨重工業株式会社 | Shaft seal device for rotating equipment used in towers and tanks |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002147389A (en) * | 2000-11-10 | 2002-05-22 | Matsui Mfg Co | Pump shaft sealing device |
| JP2006043648A (en) * | 2004-08-09 | 2006-02-16 | Inoue Mfg Inc | Shaft shaft seal device |
| CN108612849A (en) * | 2018-07-02 | 2018-10-02 | 哈尔滨奥瑞德光电技术有限公司 | A kind of reinforced seal structure of 3D hot-bending machines |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0611096Y2 (en) | 1994-03-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |