JPS5751079A - Check and maintenance device for butterfly valve - Google Patents
Check and maintenance device for butterfly valveInfo
- Publication number
- JPS5751079A JPS5751079A JP12639580A JP12639580A JPS5751079A JP S5751079 A JPS5751079 A JP S5751079A JP 12639580 A JP12639580 A JP 12639580A JP 12639580 A JP12639580 A JP 12639580A JP S5751079 A JPS5751079 A JP S5751079A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- box
- valve body
- check
- drive unit
- 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
- Details Of Valves (AREA)
Abstract
PURPOSE: To perform the check and maintenance of a valve body without stoppage of water by opening a partition valve and pulling up an inner valve box in an upper case when the check and maintenance of the valve body are performed and then closing the valve.
CONSTITUTION: A clamping bolt is unclamped, the wedge coupling between an outer valve box 1 and an inner valve box 2 is disassembled, a valve body 11 is closed before fully closing position by a drive unit 32, a chain 41 is moved by a drive unit 43 to lift a hanging member 30, thereby lifting shafts 27, 29, the box 2 and valve surface 11 in full stroke, it is then confirmed that the box 2 is completely introduced into the box 2, and the drive unit 43 is then stopped. The valve body 21 of the partition valve B is moved in this state, the lower opening is closed, water in the upper frame 18 is exhausted, the valve body 11 is then suitably turned, and a valve mechanism is then checked.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12639580A JPS5751079A (en) | 1980-09-08 | 1980-09-08 | Check and maintenance device for butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12639580A JPS5751079A (en) | 1980-09-08 | 1980-09-08 | Check and maintenance device for butterfly valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5751079A true JPS5751079A (en) | 1982-03-25 |
| JPS6230356B2 JPS6230356B2 (en) | 1987-07-01 |
Family
ID=14934076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12639580A Granted JPS5751079A (en) | 1980-09-08 | 1980-09-08 | Check and maintenance device for butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5751079A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016521340A (en) * | 2013-05-07 | 2016-07-21 | ビクターリック カンパニー | Valve with removable seat |
| CN106286964A (en) * | 2016-08-25 | 2017-01-04 | 武汉圣禹排水系统有限公司 | A kind of drainage pipeline flow control methods and device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230000300A (en) | 2021-06-24 | 2023-01-02 | 한국전력공사 | Vacuum level inspection device and method of vacuum interrupter and inspection method for the same |
-
1980
- 1980-09-08 JP JP12639580A patent/JPS5751079A/en active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016521340A (en) * | 2013-05-07 | 2016-07-21 | ビクターリック カンパニー | Valve with removable seat |
| JP2018136035A (en) * | 2013-05-07 | 2018-08-30 | ビクターリック カンパニー | Valve having removable valve seat |
| AU2014262923B2 (en) * | 2013-05-07 | 2019-06-06 | Victaulic Company | Valve with removable seat |
| US10502324B2 (en) | 2013-05-07 | 2019-12-10 | Victaulic Company | Valve with removable seat |
| CN106286964A (en) * | 2016-08-25 | 2017-01-04 | 武汉圣禹排水系统有限公司 | A kind of drainage pipeline flow control methods and device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6230356B2 (en) | 1987-07-01 |
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