JPS5853961U - Shaft sealing device - Google Patents
Shaft sealing deviceInfo
- Publication number
- JPS5853961U JPS5853961U JP14947181U JP14947181U JPS5853961U JP S5853961 U JPS5853961 U JP S5853961U JP 14947181 U JP14947181 U JP 14947181U JP 14947181 U JP14947181 U JP 14947181U JP S5853961 U JPS5853961 U JP S5853961U
- Authority
- JP
- Japan
- Prior art keywords
- sealing device
- shaft sealing
- shaft
- utility
- model registration
- 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
- Mechanical Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の軸封装置の系統図、第２図は本考案の軸
封装置の一実施例を示す系統図である。
２・・・・・・大気側シールリング、３・・・・・・ガ
支側シールリング、１７・・・・・・内側排出ライド、
１８・・・・・・バイパスライン、１９・・・・・・オ
リフィス、２０・・・・・・電磁弁、２１・・・・・・
レベルスイッチ、２２・・・・・・差圧スイッチ。FIG. 1 is a system diagram of a conventional shaft sealing device, and FIG. 2 is a system diagram showing an embodiment of the shaft sealing device of the present invention. 2...Atmospheric side seal ring, 3...Ga support side seal ring, 17...Inner discharge ride,
18... Bypass line, 19... Orifice, 20... Solenoid valve, 21...
Level switch, 22...Differential pressure switch.
Claims (1)
装置において、前記両シールリング間に設けた内側排出
ラインに、全閉可能な絞り機構を有するバイパスライン
を接続することを特徴とする軸封装置。 ２ 回転機械の回転数および軸封液圧の異常低下を検出
し、その検出信号により絞り機構を全閉するように構成
したことを特徴とする実用新案登録請求の範囲第１項記
載の軸封装置。[Claims for Utility Model Registration] 1. In a shaft sealing device equipped with a pair of seal rings provided opposite to each other, a bypass line having a fully closable throttling mechanism is provided in an inner discharge line provided between the two seal rings. A shaft sealing device characterized by connecting. 2. The shaft seal according to claim 1 of the utility model registration, characterized in that it is configured to detect an abnormal decrease in the rotational speed of a rotating machine and the shaft seal hydraulic pressure, and completely close the throttle mechanism based on the detection signal. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14947181U JPS5853961U (en) | 1981-10-09 | 1981-10-09 | Shaft sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14947181U JPS5853961U (en) | 1981-10-09 | 1981-10-09 | Shaft sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5853961U true JPS5853961U (en) | 1983-04-12 |
| JPS6240213Y2 JPS6240213Y2 (en) | 1987-10-14 |
Family
ID=29942239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14947181U Granted JPS5853961U (en) | 1981-10-09 | 1981-10-09 | Shaft sealing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5853961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018180053A1 (en) | 2017-03-30 | 2018-10-04 | 三菱重工コンプレッサ株式会社 | Sealing device and compressor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57182663U (en) * | 1981-05-15 | 1982-11-19 |
-
1981
- 1981-10-09 JP JP14947181U patent/JPS5853961U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57182663U (en) * | 1981-05-15 | 1982-11-19 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018180053A1 (en) | 2017-03-30 | 2018-10-04 | 三菱重工コンプレッサ株式会社 | Sealing device and compressor |
| US11035471B2 (en) | 2017-03-30 | 2021-06-15 | Mitsubishi Heavy Industries Compressor Corporation | Sealing device and compressor |
| EP3569899B1 (en) * | 2017-03-30 | 2021-09-08 | Mitsubishi Heavy Industries Compressor Corporation | Sealing device and compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6240213Y2 (en) | 1987-10-14 |
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