CN201391678Y - Device for locking valve - Google Patents
Device for locking valve Download PDFInfo
- Publication number
- CN201391678Y CN201391678Y CN200920066836U CN200920066836U CN201391678Y CN 201391678 Y CN201391678 Y CN 201391678Y CN 200920066836 U CN200920066836 U CN 200920066836U CN 200920066836 U CN200920066836 U CN 200920066836U CN 201391678 Y CN201391678 Y CN 201391678Y
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- CN
- China
- Prior art keywords
- valve
- locking device
- state
- tutorial light
- shell
- 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
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Abstract
The utility model discloses a device for locking a valve, comprising a shell; the inside of the shell is hollow; one side of the shell is provided with an opening and the other side thereof is provided with a valve state indicator lamp; furthermore, the valve state indicator lamp is connected to a power supply and a control switch by a leading wire so as to turn on the power source and display the working state of the valve under the action of the control switch. Therefore, in the utility model, the indicator lamp is used for replacing with the original labeling form, which is easier to be identified, thus facilitating the state judgment and patrol inspection on the equipment.
Description
Technical field
The utility model relates to valve locking field, particularly relates to a kind of valve locking device that is suitable for distinguishing valve state.
Background technique
Thousands upon thousands valves are arranged, in order to prevent to add the locking device thereon on the equipment application system of semiconductor factory and the supply line to the misoperation of valve.Fig. 1 and Fig. 2 be just respectively from closed and open the structural representation that two states have provided existing locking device, and Fig. 3 shows this locking device and is applied to schematic representation on the valve.As shown in Figure 3, these locking device 10 inner hollow, the bottom has an opening 100, so that the valve handle 31 of valve 30 is locked in the inside of locking device 10 by opening 100.Yet valve handle 31 often tool has the dimensions, to make things convenient for personnel operation, so with locking device 10 symmetries be divided into two parts 11 and 12, and an end 111 of these two parts 11 and 12 and 121 modes with pivot joint link together, they just can relative to each other rotate like this; The other end all has locking aperture 112 and 122, so that when two- part 11 and 12 are drawn close together, by locking aperture 112 and 122 these two-part of locking.
The using method of this locking device 10 is described in detail below in detail: when the state of valve 30 mixes up, it need be locked; So according to haircut direction shown in Figure 1, two parts 11 of rotational locking device 10 and 12 make them separately; Thereby the bottom opening 100 of locking device 10 just is divided into two parts 101 and 102 (as shown in Figure 2); So the valve handle 31 of the valve 30 that size is bigger just can enter into the inside of locking device 10 by opening 100, not necessarily to rotate out to the position shown in the figure certainly, as long as valve handle 31 can enter locking device 10; Then, according to haircut direction shown in Figure 2, two parts 11 of rotational locking device 10 and 12 make their closure, and at this moment, locking aperture 112 overlaps with 122, will lock devices such as bolt and pass locking aperture 112 and 122, just can reach the effect of Locked valve 30.After locking, can only locking device 10 could be opened the back by the personnel that key is arranged valve is operated, thereby increase Security.
Though this locking device 10 can reach the effect of good Locked valve 30.Yet after locking,, will be difficult to judge the state of valve 30,, incur loss through delay the time of repairing to such an extent as to when breaking down, can't distinguish the state of valve rapidly in system because valve valve handle 31 is placed the inside of locking device 10; In addition, in normal walkaround inspection, also can't find potential problems.Existing method is labelled on locking device 10 after the locking, yet in actual use, the environment of walkaround inspection may compare dark (for example night), and many valves are to be in high empty position, utilize label to carry out state and judge it also is unusual difficulty.
The model utility content
Technical problem to be solved in the utility model provides a kind of valve locking device, and it can be easy to judge the working state of valve behind Locked valve.
Provide a kind of valve locking device for solving above technical problem the utility model, the shell that comprises inner hollow, one side of this shell has an opening, and the opposite side of this shell has the valve state tutorial light, and described valve state tutorial light is connected in power supply and control switch by lead, with under the effect of control switch, connect power supply, show the working state of valve.
Further, described valve state tutorial light comprises: first tutorial light and second tutorial light are parallel to described power supply by described control switch.
Further, described control switch is a threephase switch; Described first tutorial light is a green light, and when valve was in opening state, threephase switch was selected this green light place branch road conducting; Described second tutorial light is a red light, and when valve was in closed state, threephase switch was selected this red light place branch road conducting; When need not to show valve state, threephase switch is disconnected any branch road.
Further, described valve locking device also comprises: power box is installed on the described shell, to take up described power supply.
Further, described power supply is a battery.
Further, the side of described shell with valve state tutorial light is made of transparent material.
Further, the side of described shell with valve state tutorial light has the window that is made of transparent material.
Further, described valve state tutorial light and part wire arrangements are intended for a side of valve locking device inside in described transparent material.
Further, described shell comprises first portion and second portion, and wherein an end of first portion and second portion articulates mutually, and the other end all has locking aperture, and when first portion engaged fully with second portion, described first portion aimed at the locking aperture of second portion.
In sum, above valve locking device utilizes tutorial light to replace original label form of putting up to show the valve working state, is easy to identification.In addition, transparent material has been adopted on the surface of valve locking device, thereby also can be clearly seen that the state of blocked valve outside, is being easy to can to need not to open tutorial light under the condition of Direct Recognition like this, thereby saves electric energy.And the state of valve "on" and "off" utilizes the tutorial light of different colours to show, makes its difference more obvious.
Description of drawings
Fig. 1 is the plan view under the existing locking device closed state;
Fig. 2 is the worm's eye view under the existing locking device open mode;
Fig. 3 is that existing locking device is applied to the schematic representation on the valve;
The schematic top plan view of the valve locking device that Fig. 4 is provided for the utility model one embodiment;
The schematic representation of the indicator light circuit of the valve locking device that Fig. 5 is provided for the utility model one embodiment;
The schematic top plan view of the valve locking device that Fig. 6 is provided for another embodiment of the utility model;
Fig. 7 is applied to the plan view of valve for the valve locking device among Fig. 4;
Fig. 8 is applied to the plan view of valve for the valve locking device among Fig. 4;
Plan view when the valve locking device that Fig. 9 is provided for the another embodiment of the utility model is opened.
Embodiment
For technical characteristics of the present utility model is become apparent,, the utility model is further described below in conjunction with accompanying drawing and embodiment.
Please refer to Fig. 4, the schematic top plan view of the valve locking device that it is provided for the utility model one embodiment.As shown in the figure, this valve locking device comprises the shell 50 of inner hollow, and a side of this shell 50 has an opening 500, and opposite side has valve state tutorial light L, to show the working state of valve.Usually valve state tutorial light L need be connected in the electric energy of power supply to guarantee that its work is required by lead R, and in addition, the design that increases control switch is so that personnel come the switch of control valve status indicator lamp L according to valve state.Specifically please refer to Fig. 5, it shows a kind of schematic representation of valve state tutorial light L circuit, and in this circuit, valve state tutorial light L comprises the first tutorial light L1 and the second tutorial light L2, being parallel to power supply C by control switch S, is threephase switch at this control switch S; The first tutorial light L1 is a green light, and when valve was in opening state, threephase switch S selected this green light L1 place branch road conducting; The second tutorial light L2 is a red light, and when valve was in closed state, threephase switch S selected this red light L2 place branch road conducting; When need not to show valve state, threephase switch S disconnects any branch road.Like this can be when not needing to carry out the valve state demonstration, effective saving power.
Here, the corresponding relation of the color of tutorial light and valve working state is the red valve closing of representing, the green valve opening of representing.This just meets people's the situation of commonly seeing, and certainly, the present invention is not as limit, and those skilled in the art can choose the color of tutorial light and the corresponding relation of indicator light colors and valve working state as required voluntarily.Can certainly only choose a valve state tutorial light L ' and show the valve working state: when this tutorial light is bright, represent valve opening; When not working, represent valve closing; Sort circuit is simple with respect to the circuit among Fig. 5, has only a branch road, and the valve locking device of its formation as shown in Figure 6.
In addition, power supply C need take certain space usually, in order not take the inner space of valve locking device, power box 60 often is installed on its shell 50 is taken up power supply C, and power supply C selects for use dryelement cell just can satisfy the electricity consumption requirement usually.
Please continue with reference to figure 4 and Fig. 6, as can be seen from the figure, opening 500 is positioned at the bottom side of valve locking device, but can see this opening by the top side, because in these two embodiments, the top side of shell 50 (being the side that shell 50 has valve state tutorial light L) be constitute by transparent material or on the top side of shell 50, have a window that constitutes by transparent material.The benefit of doing like this is: at first, when valve is positioned at than the position that is easier to observe, Open valve status indicator lamp L not, and see through the working state of transparent part direct observation valve, thus save electric energy; In addition, valve state tutorial light L and part lead R can be arranged in the side that transparent material is intended for valve locking device inside, so both protect valve state tutorial light L, be convenient to operator again and observe.
Please refer to Fig. 7 and Fig. 8, it is applied to the plan view and the plan view of valve 30 for the valve locking device among Fig. 4.As can be seen from the figure, this valve locking device has reached and the identical locking effect of valve locking device of the prior art.Simultaneously, operator can utilize the valve state tutorial light L on the valve locking device to show the working state of valve, so, when valve is positioned at the higher position that is not easy to observe, also can identify the working state of valve easily.In addition, the valve handle 31 of valve 30 shows by the top side (side that promptly has transparent material) of shell 50, when valve is positioned at the position of easy observation, can throttle down status indicator lamp L, observe the valve working state and directly see through transparent material, make things convenient for operator's observation, and saved electric energy.
Describe the using method of this valve locking device below in detail: at first, before Locked valve, operator determine the working state of valve earlier, and for example, the valve that lock is that requirement is opened.Then, the position that operator push out valve locking device indicator light switch, and check whether corresponding tutorial light (for example, green light) lights.If valve locking device tutorial light normally lights,, locked just it is enclosed within on the valve handle of the valve that requires locking.
As can be seen from Figure 7, the valve handle 31 of the valve 30 that need lock often tool has the dimensions, and to make things convenient for personnel operation, so just needs the bottom side openings 500 of valve locking device bigger, the valve handle 31 of valve could be placed in the valve locking device.Yet opening 500 is than the effect of conference influence locking, so often with two parts that are divided into of valve locking device symmetry.As shown in Figure 4, the shell 50 of this valve locking device comprises first portion 51 and second portion 52, wherein first portion 51 articulates mutually with an end 511 and 521 of second portion 52, the other end 512 and 522 has locking aperture H1 and H2 respectively, and when first portion 51 engages fully with second portion 52, first portion 51 aims at H2 with the locking aperture H1 of second portion 52, utilizes devices such as tapered end to be locked thereby be convenient to operator, thereby avoids the misoperation to valve.Valve locking device illustrated in fig. 6 also can have structure described above, at this, repeats no more.
Same because the led status of valve locking device is controlled by control switch S, so also can influence the judgement of valve working state to the misoperation of control switch S.So a preferred embodiment is arranged on control switch the inside of valve locking device.As shown in Figure 9, it has provided the plan view when the valve locking device is opened.As shown in the figure, control switch S places the inside of valve locking device, and the next door is equipped with on off state indication icon P, and wherein O (Open) represents valve opening; N (Normal) representative need not tutorial light and shows; C (Close) represents valve closing.So in actual use, if the valve locking device need show valve opening, operator just push switch S O place (being the top), and first tutorial light L1 this moment (for example green light) should light; If the valve locking device need show valve closing, operator just push switch S C place (being the bottom), and second tutorial light L2 this moment (for example red light) should light; Show if need not tutorial light, switch is pushed N place (being the neutral position), then do not have lamp bright.
In sum, above valve locking device has following advantage:
1. utilize indicator lamp to replace original label form of putting up to show the valve working state, be easy to identification.
2. transparent material has been adopted on the surface of valve locking device, thus also can see easily outside by The state of the valve of locking is being easy to can to need not to open indicator lamp under the condition of Direct Recognition like this, thereby Save electric energy.
3. the state of "on" and "off" utilizes the indicator lamp of different colours to show, makes its difference brighter Aobvious.
Only for for example, be not to limit the utility model below, protection domain of the present utility model should with The scope that claims are contained is as the criterion.
Claims (9)
1. valve locking device, the shell that comprises inner hollow, one side of this shell has an opening, it is characterized in that, the opposite side of this shell has the valve state tutorial light, and described valve state tutorial light is connected to a power supply and a control switch respectively by lead, with under the effect of control switch, connect power supply, show the working state of valve.
2. valve locking device according to claim 1 is characterized in that, wherein said valve state tutorial light comprises:
First tutorial light and second tutorial light are parallel to described power supply by described control switch.
3. valve locking device according to claim 2 is characterized in that, wherein:
Described control switch is a threephase switch;
Described first tutorial light is a green light, and when valve was in opening state, threephase switch was selected this green light place branch road conducting;
Described second tutorial light is a red light, and when valve was in closed state, threephase switch was selected this red light place branch road conducting;
When need not to show valve state, threephase switch is disconnected any branch road.
4. valve locking device according to claim 1 is characterized in that, also comprises:
Power box is installed on the described shell, to take up described power supply.
5. valve locking device according to claim 4 is characterized in that, wherein said power supply is a battery.
6. valve locking device according to claim 1 is characterized in that, the side that wherein said shell has the valve state tutorial light is made of transparent material.
7. valve locking device according to claim 1 is characterized in that, the side that wherein said shell has the valve state tutorial light has the window that is made of transparent material.
8. according to claim 6 or 7 described valve locking devices, it is characterized in that wherein said valve state tutorial light and part wire arrangements are intended for a side of valve locking device inside in described transparent material.
9. valve locking device according to claim 1, it is characterized in that, described shell comprises first portion and second portion, wherein an end of first portion and second portion articulates mutually, the other end all has locking aperture, and when first portion engaged fully with second portion, described first portion aimed at the locking aperture of second portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920066836U CN201391678Y (en) | 2009-01-13 | 2009-01-13 | Device for locking valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920066836U CN201391678Y (en) | 2009-01-13 | 2009-01-13 | Device for locking valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391678Y true CN201391678Y (en) | 2010-01-27 |
Family
ID=41598503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920066836U Expired - Lifetime CN201391678Y (en) | 2009-01-13 | 2009-01-13 | Device for locking valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391678Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201698A (en) * | 2010-08-27 | 2013-07-10 | 总锁有限责任公司 | Lockout device |
| CN106246998A (en) * | 2015-06-05 | 2016-12-21 | 株式会社开滋Sct | Valve and pile-up valve with mechanism for locking up |
-
2009
- 2009-01-13 CN CN200920066836U patent/CN201391678Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201698A (en) * | 2010-08-27 | 2013-07-10 | 总锁有限责任公司 | Lockout device |
| CN106246998A (en) * | 2015-06-05 | 2016-12-21 | 株式会社开滋Sct | Valve and pile-up valve with mechanism for locking up |
| CN106246998B (en) * | 2015-06-05 | 2019-11-05 | 株式会社开滋Sct | Valve and pile-up valve with mechanism for locking up |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Free format text: FORMER OWNER: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) CORPORATION Effective date: 20130222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201203 PUDONG NEW AREA, SHANGHAI TO: 100176 DAXING, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130222 Address after: 100176 No. 18, Wenchang Avenue, Beijing economic and Technological Development Zone, Beijing Patentee after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 No. 18 Zhangjiang Road, Shanghai Patentee before: Semiconductor Manufacturing International (Shanghai) Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100127 |
|
| CX01 | Expiry of patent term |