CN204628775U - A kind of Anti-theft valve - Google Patents
A kind of Anti-theft valve Download PDFInfo
- Publication number
- CN204628775U CN204628775U CN201520232322.9U CN201520232322U CN204628775U CN 204628775 U CN204628775 U CN 204628775U CN 201520232322 U CN201520232322 U CN 201520232322U CN 204628775 U CN204628775 U CN 204628775U
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- CN
- China
- Prior art keywords
- valve
- motion stops
- clamping block
- electronic lock
- theft
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- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 14
- 239000003129 oil well Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The utility model discloses a kind of Anti-theft valve, relate to oil well valve technical field.The gear shaft that this Anti-theft valve comprises valve body and is all located in described valve body, gear, tooth bar, spool, described valve body two ends are respectively equipped with entrance and exit, described tooth bar and described spool are connected, described geared sleeve is located on described gear shaft, described gear driving rack so drive described spool sliding opening or close described outlet, also comprise clamping block, electronic lock, one end of described gear shaft is provided with valve rod, sheathed clamping block on described valve rod, described electronic lock is connected with described clamping block, when electronic lock receives unlocking signal, described electronic lock is that clamping block unlocks, described clamping block can depart from described valve rod, when described electronic lock does not receive unlocking signal, described electronic lock is in locking state, described clamping block cannot depart from described valve rod.It is bad and be not easy to safeguard the problem of oil well and gate valve that the utility model solves Anti-theft valve anti-theft effect in the past.
Description
Technical field
The utility model relates to oil well valve technical field, particularly relates to a kind of Anti-theft valve.
Background technique
At present at the oil outlet of Oil Field well mouth of oil well, oil storage tank and each Valve controlling point of petroleum pipeline, because being much in unmanned state, often there is valve opening stolen, bringing very large economic loss to oil recovery factory.In order to prevent stolen, each oil recovery factory and many equipment suppliers take anti-theft measure in order to prevent from stealing oil.
The main antitheft scheme in current scene has following a few class: one, pin with the handle of chain and lock handle gate valve, and this Measures compare is clumsy and easily destroyed by lawless person, can not play good anti-theft function; Two, adopt cipher lock, but password is difficult to remember, and is just difficult to control once spread; Three, common lock is adopted to add special spanner or be used alone special spanner opening and closing gate valve, but a set of guard shield matched of welding first will be processed on the body of gate valve, common lock is easy to destroyed or breaks, special spanner generally adopts off-gauge tripartite, five sides or abnormally-structured, be easy to be copied, therefore anti-theft effect is undesirable, and cost is higher; Four, with protective housing, production wellhead or gate valve cover are got up.Current 4th kind is the more common and relatively effective scheme in scene, although this method can prevent stolen, but make troubles to the maintaining of oil well and gate valve and operation.Want maintenance well head or opening and closing gate valve must employ crane or electrogas welding is hung away guard shield or cuts open, going wrong once well head or oil-gas pipeline is just difficult to process in time, there is accident potential.
In view of the defect of above-mentioned antitheft scheme, need development badly a kind of not only effectively antitheft but also be convenient to safeguard the Anti-theft valve of oil well and gate valve.
Model utility content
The purpose of this utility model is to propose a kind of Anti-theft valve, not only effectively antitheft, and is convenient to safeguard oil well and gate valve.
For reaching this object, the utility model by the following technical solutions:
A kind of Anti-theft valve, the gear shaft that described Anti-theft valve comprises valve body and is all located in described valve body, gear, tooth bar, spool, described valve body two ends are respectively equipped with entrance and exit, described tooth bar and described spool are connected, described geared sleeve is located on described gear shaft, described gear driving rack so drive described spool sliding opening or close described outlet, also comprise clamping block, electronic lock, one end of described gear shaft is provided with valve rod, sheathed clamping block on described valve rod, described electronic lock is connected with described clamping block, when electronic lock receives unlocking signal, described electronic lock is that clamping block unlocks, described clamping block can depart from described valve rod, when described electronic lock does not receive unlocking signal, described electronic lock is in locking state, described clamping block cannot depart from described valve rod.
Further, described valve rod is right prism, described clamping block is slidably set on described valve rod by the first groove, one end of described electronic lock is provided with locking lever, described electronic lock controls described locking lever and stretches, described clamping block is provided with the second groove stretched into for described locking lever, and described locking lever stretches in described second groove and pins described clamping block.
Further, described spool comprises the first motion stops be connected mutually with described tooth bar, described first motion stops is cylindrical body, its outer surface is provided with multiple the first projection circumferentially distributed, described spool also comprises the second motion stops, described first motion stops can relatively described second motion stops slide be arranged on described second motion stops hold the first cavity in, described first motion stops forms gap by described first projection and the first cavity sidewalls, described second motion stops outer surface is provided with multiple second projection, described second projection is close on the inwall of described valve body, described second motion stops forms gap by the inwall of described second projection and described valve body, described second motion stops is correspondingly provided with the first sealing configuration matched with described outlet, described second motion stops is provided with the first opening near one end of described outlet, described first motion stops is corresponding with described first opening is provided with the second sealing configuration matched, described tooth bar length is less than the length of described first motion stops, the length of described first motion stops is less than the length of described first cavity.
Further, described first sealing configuration comprises first seal ring of the first projection being located at described outlet inner side and the one end being located at described second motion stops, and described first projection matches with described first seal ring.
Further, described second sealing configuration comprises second seal ring of the second projection being located at described first opening inner side and the one end being located at described first motion stops, and described second projection matches with described second seal ring.
Further, described second motion stops is provided with the second opening near one end of described entrance, described second opening and described first cavity connects.
Further, described electronic lock wireless connection control end.
The beneficial effects of the utility model have:
The Anti-theft valve that the utility model proposes realizes pinning or unlocking lock block by electronic lock, after unlocking lock block, clamping block is taken down from valve rod, valve rod is twisted with the spanner of correspondence, moved by pinion rotation band carry-over bar, Anti-theft valve is opened in realization, thus realizes effectively antitheft, is convenient to safeguard oil well and gate valve.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Anti-theft valve that the utility model embodiment provides;
Fig. 2 is that A-A in Fig. 1 is to sectional view;
Fig. 3 is that B-B in Fig. 1 is to sectional view.
In figure, 1, valve body; 2, clamping block; 3, electronic lock; 4, gear shaft; 5, gear; 6, tooth bar; 7, entrance; 8, export; 9, valve rod; 10, locking lever; 11, the second groove; 12, the first motion stops; 13, the first projection; 14, the second motion stops; 15, the first cavity; 16, the second projection; 17, the first opening; 18, first is protruding; 19, the first seal ring; 20, second is protruding; 21, the second seal ring; 22, the second opening.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 3, a kind of Anti-theft valve, comprise valve body 1 and be all located at the clamping block 2 in valve body 1, electronic lock 3, gear shaft 4, gear 5, tooth bar 6, spool, valve body 1 two ends are respectively equipped with entrance 7 and outlet 8, one end of gear shaft 4 is provided with valve rod 9, sheathed clamping block 2 on valve rod 9, electronic lock 3 wireless connection control end, electronic lock 3 is connected with clamping block 2, when electronic lock 3 receives unlocking signal, electronic lock 3 unlocks for clamping block 2, clamping block 2 can depart from valve rod 9, when electronic lock 3 does not receive unlocking signal, electronic lock 3 is in locking state, clamping block 2 cannot depart from valve rod 9, gear 5 is sheathed on gear shaft 4, gear 5 engages with tooth bar 6, tooth bar 5 and spool are connected, by sliding opening or the closed outlet 8 of spool.
Valve rod 9 is right prism, clamping block 2 is slidably set on valve rod 9 by the first groove, one end of electronic lock 3 is provided with locking lever 10, electronic lock 3 controls locking lever 10 and stretches, clamping block 2 is provided with the second groove 11 stretched into for locking lever 10, and locking lever 10 stretches in the second groove 11 and pins clamping block 2.
Anti-theft valve adopts electronic lock 3 to control the flexible of locking lever 10, and when the locking lever 10 of electronic lock 3 stretches in the second groove 11 of clamping block 2, Anti-theft valve is closed; When original position retracted by the locking lever 10 of electronic lock 3, take out clamping block 2, twist valve rod 9 with the spanner of correspondence, moved by gear 5 rotating band carry-over bar 6, realize opening Anti-theft valve, thus realize effectively antitheft, be convenient to safeguard oil well and gate valve.
Spool comprises the first motion stops 12 be connected mutually with tooth bar 6, first motion stops 12 is cylindrical body, its outer surface is provided with multiple the first projection 13 circumferentially distributed, spool also comprises the second motion stops 14, first motion stops 12 can relative second motion stops 14 slide be arranged on second motion stops 14 hold the first cavity 15 in, first motion stops 12 forms gap by the first projection 13 and the first cavity 15 sidewall, second motion stops 14 outer surface is provided with multiple second projection 16, second projection 16 is close on the inwall of valve body, second motion stops 14 forms gap by the second projection 16 with the inwall of valve body 1, second motion stops 14 is corresponding with outlet 8 is provided with the first sealing configuration matched, second motion stops 14 is provided with the first opening 17 near one end of outlet 8, first motion stops 12 is corresponding with the first opening 17 is provided with the second sealing configuration matched, tooth bar 6 length is less than the length of the first motion stops 12, the length of the first motion stops 12 is less than the length of the first cavity 15.
The first seal ring 19, first protruding 18 that first sealing configuration comprises the one end be located at first inside outlet 8 protruding 18 and be located at the second motion stops 14 matches with the first seal ring 19.
The second seal ring 21, second protruding 20 that second sealing configuration comprises the one end be located at second inside the first opening 17 protruding 20 and be located at the first motion stops 12 matches with the second seal ring 21.
Said structure is secondary opening structure, its secondary opening process for: state shown in Fig. 3 is the closed condition of Anti-theft valve, when Anti-theft valve becomes open mode from closed condition, first electronic lock 3 accepts unlocking signal, electronic lock 3 makes locking lever 10 retract from the second groove 11 of clamping block 2, clamping block 2 is taken down from valve body 1, then the spanner of correspondence is twisted valve rod 9, gear shaft 4 rotates, driven gear 5 rotates, tooth bar 6 is made to drive the first motion stops 12 to move to entrance 7 direction, so the second sealing configuration is opened, oil flows to the first opening 17 from entrance 7 through the first cavity 15, realize pressure release, then then valve rod 9 is twisted, tooth bar 6 is made to continue to move to entrance 7 direction, now due to through pressure release, pressure reduction between entrance 7 and outlet 8 reduces, manpower can twist valve rod 9 comparatively easily, by the first motion stops 12, second motion stops 14 is moved to entrance 7 direction, thus open the first sealing configuration, realize opening Anti-theft valve completely.
The first projection 13 adopted in the present embodiment, for the formation of the gap between the first motion stops 12 and the first cavity 15, thus makes oil enter the first cavity 15 from entrance 7 through this gap; The second projection 16 adopted, for the formation of the gap between the second motion stops 14 and the inwall of valve body 1, thus makes oil enter in valve body 1 from entrance 7 through this gap.
Second motion stops 14 is provided with the second opening 22, second opening 22 and is communicated with the first cavity 15 near one end of entrance 7, oil also enters in the first cavity 15 by the second opening 22, makes pressure release faster.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (7)
1. an Anti-theft valve, described Anti-theft valve comprises valve body (1) and is all located at the gear shaft (4) in described valve body (1), gear (5), tooth bar (6), spool, described valve body (1) two ends are respectively equipped with entrance (7) and outlet (8), described tooth bar (6) and described spool are connected, described gear (5) is sheathed on described gear shaft (4), described gear (5) drives tooth bar (6) and then drives described spool sliding opening or close described outlet (8), it is characterized in that, also comprise clamping block (2), electronic lock (3), one end of described gear shaft (4) is provided with valve rod (9), the upper sheathed clamping block (2) of described valve rod (9), described electronic lock (3) is connected with described clamping block (2), when electronic lock (3) receives unlocking signal, described electronic lock (3) is clamping block (2) unblock, described clamping block (2) can depart from described valve rod (9), when described electronic lock (3) does not receive unlocking signal, described electronic lock (3) is in locking state, described clamping block (2) cannot depart from described valve rod (9).
2. a kind of Anti-theft valve as claimed in claim 1, it is characterized in that, described valve rod (9) is right prism, described clamping block (2) is slidably set on described valve rod (9) by the first groove, one end of described electronic lock (3) is provided with locking lever (10), described electronic lock (3) controls described locking lever (10) and stretches, described clamping block (2) is provided with the second groove (11) stretched into for described locking lever (10), described locking lever (10) stretches in described second groove (11) and pins described clamping block (2).
3. a kind of Anti-theft valve as claimed in claim 1, it is characterized in that, described spool comprises the first motion stops (12) be connected mutually with described tooth bar (6), described first motion stops (12) is cylindrical body, its outer surface is provided with multiple the first projection (13) circumferentially distributed, described spool also comprises the second motion stops (14), described first motion stops (12) can in being arranged on of sliding of relatively described second motion stops (14) the first cavity (15) that described second motion stops (14) holds, described first motion stops (12) forms gap by described first projection (13) and the first cavity (15) sidewall, described second motion stops (14) outer surface is provided with multiple second projection (16), described second projection (16) is close on the inwall of described valve body, described second motion stops (14) forms gap by described second projection (16) and the inwall of described valve body (1), described second motion stops (14) is corresponding with described outlet (8) is provided with the first sealing configuration matched, described second motion stops (14) is provided with the first opening (17) near one end of described outlet (8), described first motion stops (12) is corresponding with described first opening (17) is provided with the second sealing configuration matched, described tooth bar (6) length is less than the length of described first motion stops (12), the length of described first motion stops (12) is less than the length of described first cavity (15).
4. a kind of Anti-theft valve as claimed in claim 3, it is characterized in that, described first sealing configuration comprises first seal ring (19) of the first projection (18) being located at described outlet (8) inner side and the one end being located at described second motion stops (14), and described first projection (18) is matched with described first seal ring (19).
5. a kind of Anti-theft valve as claimed in claim 3, it is characterized in that, described second sealing configuration comprises second seal ring (21) of the second projection (20) being located at described first opening (17) inner side and the one end being located at described first motion stops (12), and described second projection (20) is matched with described second seal ring (21).
6. a kind of Anti-theft valve as claimed in claim 3, it is characterized in that, described second motion stops (14) is provided with the second opening (22) near one end of described entrance (7), and described second opening (22) is communicated with described first cavity (15).
7. a kind of Anti-theft valve as claimed in claim 1, is characterized in that, described electronic lock (3) wireless connection control end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520232322.9U CN204628775U (en) | 2015-04-17 | 2015-04-17 | A kind of Anti-theft valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520232322.9U CN204628775U (en) | 2015-04-17 | 2015-04-17 | A kind of Anti-theft valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204628775U true CN204628775U (en) | 2015-09-09 |
Family
ID=54047806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520232322.9U Expired - Fee Related CN204628775U (en) | 2015-04-17 | 2015-04-17 | A kind of Anti-theft valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204628775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838444A (en) * | 2017-03-28 | 2017-06-13 | 中国石油大学(北京) | Intelligent anti-theft device |
-
2015
- 2015-04-17 CN CN201520232322.9U patent/CN204628775U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838444A (en) * | 2017-03-28 | 2017-06-13 | 中国石油大学(北京) | Intelligent anti-theft device |
| CN106838444B (en) * | 2017-03-28 | 2023-11-17 | 中国石油大学(北京) | Intelligent anti-theft device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |