CN203686329U - Switch locking structure for float ball valve - Google Patents
Switch locking structure for float ball valve Download PDFInfo
- Publication number
- CN203686329U CN203686329U CN201320874174.1U CN201320874174U CN203686329U CN 203686329 U CN203686329 U CN 203686329U CN 201320874174 U CN201320874174 U CN 201320874174U CN 203686329 U CN203686329 U CN 203686329U
- Authority
- CN
- China
- Prior art keywords
- plate body
- lockhole
- ball valve
- fixed structure
- floating ball
- 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.)
- Expired - Lifetime
Links
- 238000007667 floating Methods 0.000 claims description 35
- 239000000945 filler Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 238000012856 packing Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model relates to a switch locking structure for a float ball valve. The switch locking structure for the float ball valve comprises a locking block, a limiting block and switch position indication pins; the locking block is arranged on the valve body of the float ball valve; a packing bushing of the float bal valve is arranged in a split way; the locking block is provided with first lock holes; the limiting block is connected with a valve rod of the float ball valve and comprises a position indication end and a locking end; the locking end is provided with second lock holes matched with the first lock holes; each switch position indication pin is arranged on the valve body; the first lock holes and the second lock holes are overlapped when the position indication end of the limiting block is rotated to the position corresponding to the switch position indication pin. The switch of the float ball valve can be locked, the locking device can meet the locking demands of a lock handle with the diameter of 8mm and the length of 102mm, and the switch locking structure for the float ball valve has the characteristics of simple structure, convenience in observation, low cost and convenience in use.
Description
Technical field
The utility model relates to ball valve field, particularly relates to a kind of switch lock fixed structure of floating ball valve.
Background technique
In industrial production environment, in the time that maintenance man overhauls e-quipment and pipe, in order to ensure definitely being closed with the e-quipment and pipe of floating ball valve (particularly cast steel floating ball valve) control switch, make e-quipment and pipe remain on safe condition, need to the floating ball valve position of e-quipment and pipe be locked and be listed, to inform other staff, overhaul operational site, this floating ball valve must not operate without authorization, otherwise may there is the accidental activation of machinery or the release of the dangerous energy and work the mischief, thereby guarantee that maintenance man can not cause because of other staff's misoperation dangerous generation in the time of maintenance.
The structure of existing floating ball valve switch lockout device is: locking aperture is directly created at hold-down grid model direct casting, and the limiting stopper lock being contained in above hold-down grid locks together through locking aperture.Because hold-down grid is pressure-containing member, directly bearing the sealing force that compresses filler, when valve is through switch vibration repeatedly for a long time, can cause the loose of (compressing filler) socket head screw, and then cause the appearance of packing seal position leak and have an accident.Moreover this locking device structure operating space is narrow and small, lockhole size is restricted, cannot meet american petroleum institute standard about the lockset locking and casting lockhole size and the position deviation to some extent out that use 8 millimeters of diameters, 102 millimeters of length, can not be well and limiting stopper locking aperture center-aligned, therefore can only wear the very little padlock in hanging scroll footpath, if excesssive gap also can affect the accuracy that floating ball valve switch puts in place after hanging up lock.
Model utility content
The purpose of this utility model be to provide a kind of simple in structure, observe switch lock fixed structure convenient, floating ball valve that cost is low, easy to use.
For solving the problems of the technologies described above, as an aspect of the present utility model, provide a kind of switch lock fixed structure of floating ball valve, comprising: clamping block, be arranged on the valve body of floating ball valve, and the filler pressing sleeve of floating ball valve arranges discretely; On clamping block, be provided with the first lockhole; Limiting stopper, is connected with the valve rod of floating ball valve, and limiting stopper comprises indication end, position and keyed end, is provided with the second lockhole matching with the first lockhole on keyed end; Switching position indication pin, is arranged on valve body, and when the indication end, position of limiting stopper turns to the position corresponding with switching position indication pin, the first lockhole and the second lockhole are overlapping.
Further, clamping block comprises the first plate body, the second plate body and the 3rd plate body, wherein, the first plate body be connected with the 3rd plate body by the second plate body, and the first plate body and the 3rd plate body arrange abreast, the first plate body is positioned at the first side of the second plate body, and the 3rd plate body is positioned at the second side of the second plate body.
Further, the first lockhole is arranged on the 3rd plate body.
Further, the first plate body is connected with the end face of valve body by screw.
Further, the number of the first lockhole is two, two the first lockholes open position and closed position of corresponding floating ball valve respectively.
Further, the number of switching position indication pin is two, two switching position indication pins open position and closed position of corresponding floating ball valve respectively.
Further, the first lockhole and switching position indication pin is arranged on the same diameter through the gyration center of valve rod.
Further, the aperture of the first lockhole and the second lockhole is more than or equal to 8 millimeters.
Further, switch lock fixed structure also comprises padlock, and the diameter of axle of padlock is 8 millimeters, and the length of padlock is 102 millimeters to the maximum.
When use, when operation is when floating ball valve, in the process of rotating at its valve rod, the limiting stopper connecting with valve rod also rotates together with thereupon.In addition, the utility model also setting in advance of valve body be used to indicate the switching position in open mode and/or the closed condition indication pin of floating ball valve, therefore, in the time that the indication end, position of limiting stopper turns to the corresponding position of indication pin, the switching position, operator just can be according to the observation result, judge the on off state of floating ball valve.Open or close position and be when forwarding to, the second lockhole on limiting stopper just the first lockhole just and on clamping block is overlapping, like this, just can be by padlock (not shown) through the first lockhole and the second lockhole, thereby realize the switch locking to floating ball valve, have simple in structure, observe convenient, cost feature low, easy to use.
Accompanying drawing explanation
Fig. 1 has schematically shown plan view of the present utility model;
Fig. 2 has schematically shown sectional view of the present utility model.
Reference character in figure: 1, clamping block; 2, valve body; 3, the first lockhole; 4, limiting stopper; 5, valve rod; 6, the second lockhole; 7, switching position indication pin; 8, the first plate body; 9, the second plate body; 10, the 3rd plate body; 11, filler pressing sleeve; 12, indication end, position.
Embodiment
Below embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Please refer to Fig. 1 and Fig. 2, the utility model provides a kind of switch lock fixed structure of floating ball valve, comprising: clamping block 1, be arranged on the valve body 2 of floating ball valve, and the filler pressing sleeve 11 of floating ball valve arranges discretely; On clamping block 1, be provided with the first lockhole 3; Limiting stopper 4, is connected with the valve rod 5 of floating ball valve, and limiting stopper 4 comprises indication end, position 12 and keyed end, is provided with the second lockhole 6 matching with the first lockhole 3 on keyed end; Switching position indication pin 7, is arranged on valve body 2, and when the indication end, position 12 of limiting stopper 4 turns to the position corresponding with switching position indication pin 7, the first lockhole 3 and the second lockhole 6 are overlapping.
When use, when operation is when floating ball valve, in the process of rotating at its valve rod 5, the limiting stopper 4 connecting with valve rod 5 also rotates together with thereupon.In addition, the utility model also setting in advance of valve body 2 be used to indicate the switching position in open mode and/or the closed condition indication pin 7 of floating ball valve, therefore, in the time that the indication end, position 12 of limiting stopper 4 turns to indication pin 7 corresponding position, the switching position, operator just can be according to the observation result, judge the on off state of floating ball valve.Open or close position and be when forwarding to, just the first lockhole 3 overlapping (please refer to Fig. 2) just and on clamping block 1 of the second lockhole 6 on limiting stopper 4, like this, just can be by padlock (not shown) through the first lockhole 3 and the second lockhole 6, thereby realize the switch locking to floating ball valve, have simple in structure, observe convenient, cost feature low, easy to use.
Preferably, please refer to Fig. 2, clamping block 1 comprises the first plate body 8, the second plate body 9 and the 3rd plate body 10, wherein, the first plate body 8 be connected with the 3rd plate body 10 by the second plate body 9, and the first plate body 8 and the 3rd plate body 10 arrange abreast, and the first plate body 8 is positioned at the first side of the second plate body 9, and the 3rd plate body 10 is positioned at the second side of the second plate body 9.Preferably, the first lockhole 3 is arranged on the 3rd plate body 10.Preferably, the first plate body 8 is connected with the end face of valve body 2 by screw.
Preferably, the number of the first lockhole 3 is two, two the first lockholes 3 open position and closed position of corresponding floating ball valve respectively.Preferably, the number of switching position indication pin 7 is two, two switching position indication pins 7 open position and closed position of corresponding floating ball valve respectively.
Preferably, the first lockhole 3 and switching position indication pin 7 is arranged on the same diameter through the gyration center of valve rod 5.
Preferably, the aperture of the first lockhole 3 and the second lockhole 6 is more than or equal to 8 millimeters.Preferably, switch lock fixed structure also comprises padlock, and the diameter of axle of padlock is 8 millimeters, and the length of padlock is 102 millimeters to the maximum.Owing to having adopted this padlock, thereby, can there be enough spaces, thereby there is the feature of easy accessibility, really guarantee the Security of maintenance man in maintenance process.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a switch lock fixed structure for floating ball valve, is characterized in that, comprising:
Clamping block (1), the valve body (2) that is arranged on described floating ball valve is upper, and the filler pressing sleeve of described floating ball valve (11) arranges discretely; On described clamping block (1), be provided with the first lockhole (3);
Limiting stopper (4), is connected with the valve rod (5) of described floating ball valve, and described limiting stopper (4) comprises indication end, position (12) and keyed end, is provided with the second lockhole (6) matching with described the first lockhole (3) on described keyed end;
Switching position indication pin (7), be arranged on described valve body (2) upper, when the indication end, described position (12) of described limiting stopper (4) turns to the position corresponding with described switching position indication pin (7) described in the first lockhole (3) overlapping with described the second lockhole (6).
2. switch lock fixed structure according to claim 1, it is characterized in that, described clamping block (1) comprises the first plate body (8), the second plate body (9) and the 3rd plate body (10), wherein, described the first plate body (8) be connected with described the 3rd plate body (10) by described the second plate body (9), and described the first plate body (8) arranges abreast with described the 3rd plate body (10), described the first plate body (8) is positioned at the first side of described the second plate body (9), and described the 3rd plate body (10) is positioned at the second side of described the second plate body (9).
3. switch lock fixed structure according to claim 2, is characterized in that, described the first lockhole (3) is arranged on described the 3rd plate body (10).
4. switch lock fixed structure according to claim 2, is characterized in that, described the first plate body (8) is connected with the end face of described valve body (2) by screw.
5. switch lock fixed structure according to claim 1, is characterized in that, the number of described the first lockhole (3) is two, and described two the first lockholes (3) are open position and the closed position of corresponding described floating ball valve respectively.
6. switch lock fixed structure according to claim 1, is characterized in that, the number of described switching position indication pin (7) is two, and described two switching position indication pins (7) are open position and the closed position of corresponding described floating ball valve respectively.
7. switch lock fixed structure according to claim 1, is characterized in that, described the first lockhole (3) and described switching position indication pin (7) are arranged on the same diameter through the gyration center of described valve rod (5).
8. switch lock fixed structure according to claim 1, is characterized in that, the aperture of described the first lockhole (3) and described the second lockhole (6) is more than or equal to 8 millimeters.
9. switch lock fixed structure according to claim 1, is characterized in that, described switch lock fixed structure also comprises padlock, and the diameter of axle of described padlock is 8 millimeters, and the length of described padlock is 102 millimeters to the maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320874174.1U CN203686329U (en) | 2013-12-26 | 2013-12-26 | Switch locking structure for float ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320874174.1U CN203686329U (en) | 2013-12-26 | 2013-12-26 | Switch locking structure for float ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203686329U true CN203686329U (en) | 2014-07-02 |
Family
ID=51008228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320874174.1U Expired - Lifetime CN203686329U (en) | 2013-12-26 | 2013-12-26 | Switch locking structure for float ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203686329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455687A (en) * | 2014-11-10 | 2015-03-25 | 芜湖真空科技有限公司 | Locking protecting device for slit valve and application thereof |
| CN104747750A (en) * | 2015-02-04 | 2015-07-01 | 苏州纽威阀门股份有限公司 | Floating ball valve |
-
2013
- 2013-12-26 CN CN201320874174.1U patent/CN203686329U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455687A (en) * | 2014-11-10 | 2015-03-25 | 芜湖真空科技有限公司 | Locking protecting device for slit valve and application thereof |
| CN104747750A (en) * | 2015-02-04 | 2015-07-01 | 苏州纽威阀门股份有限公司 | Floating ball valve |
| CN104747750B (en) * | 2015-02-04 | 2018-09-21 | 苏州纽威阀门股份有限公司 | A kind of floating ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325000 no.1921 Binhai 1st Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Founder Valve Group Co.,Ltd. Address before: Yongjia oubeizhen Wenzhou County of Zhejiang province 325102 city and village Patentee before: FANGZHENG VALVE GROUP Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |