CN201679472U - Anti-theft oil-well killable packer - Google Patents
Anti-theft oil-well killable packer Download PDFInfo
- Publication number
- CN201679472U CN201679472U CN2009202039087U CN200920203908U CN201679472U CN 201679472 U CN201679472 U CN 201679472U CN 2009202039087 U CN2009202039087 U CN 2009202039087U CN 200920203908 U CN200920203908 U CN 200920203908U CN 201679472 U CN201679472 U CN 201679472U
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- bolt
- well
- antitheft
- nut
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Abstract
The utility model relates to an oil-well killable packer used for well shutting in oil exploration industry, especially to an anti-theft oil well killable packer comprising a anti-theft bolt arranged at the mouth of a well, a connecting pipe, a pressure gauge, an anti-theft gate valve, a cover, a clamp anti-theft bolt assembly as well as a flange; when the anti-theft oil well killable packer is used, the cover gets connected with the anti-theft gate valve through a coded lock assembly and the cover then covers all the components inside which can not be operated unless the coded lock is opened, therefore realizing an overall prevention of oil or gas stealing when the cover is forced open. Further, the pressure gauge is connected with the anti-theft gate valve through the connecting pipe and the control valve. The oil well killable packer of the utility model effectively gets rid of the potential dangers seen in traditional well-shutting ways in the past, and equips the oil well shutting device with an anti-theft device and a pressure gauge which solve the technical difficulty with the inability to know the pressure in the well real time and thus to kill the wall.
Description
Technical field:
The utility model relates to be used in the oil exploitation industry blowout preventer that oil well is shunt in a well, especially: but antitheft kill-job blowout preventer.
Background technology:
At present, the stripper well in the oilfield applications, old abandoned well increase gradually, and these wells, and to adopt original well head production tree to seal not only cost up for safekeeping high but also easily lose; Use blind plate to seal and can not grasp the interior situation of well up for safekeeping,, gas blowout accident takes place easily when opening well head for the well that will resume production; These all bring potential hidden danger to safety in production.
Summary of the invention:
Goal of the invention of the present utility model is: but a kind of antitheft kill-job blowout preventer is provided; this blowout preventer protects the shut-in well device not lose by the burglar-proof mechanism on the device to greatest extent; and can be by situation in the built-in pressure meter observation well at any time; design kill-job mechanism and carried out kill-job; effectively solve the hidden danger that shut-in well method is in the past brought, solved oil well shut-in well device in the past do not have antitheft, can not understand situation in the well and technical problem that can not kill-job at any time.
To achieve these goals, but but the antitheft kill-job blowout preventer of the utility model is achieved in that shut-in well, antitheft kill-job, mainly by: well head anti-theft bolt, tube connector, pressure meter, security gate plate valve, guard shield, clip anti-theft bolt assembly and flange are formed; The flange bottom is connected with the bottom casing flange by the well head anti-theft bolt, and flange top is connected with the clip anti-theft bolt by clip with the security gate plate valve, and drum rim is arranged in the middle of flange and the security gate plate valve; The security gate plate valve is welded with control valve, and control valve is connected with tube connector by screw thread, on the tube connector by the pressure meter that has been threaded; Guard shield is connected with the security gate plate valve by the coded lock assembly.
Wherein: the coded lock assembly is made up of overcoat, locknut, bearing, sliding sleeve, mandrel, stop nail, locating snap ring, driven torus and pinning; It is characterized in that: the stop nail is installed on the locating snap ring and is enclosed within successively on the sliding sleeve with driven torus, and sliding sleeve is installed on the mandrel by bearing; Locknut and mandrel are by being threaded, and overcoat is connected with mandrel by pinning; Overcoat is welded on the guard shield.
The security gate plate valve is made up of valve seat, valve plate, valve stem nut, valve body, valve rod, O type circle, valve body gland, steel ball, bolt, valve spindle gland, steel ball, unlatching nut, unlatching pinning and gland; It is characterized in that: valve seat is installed in the valve body, and valve plate is installed in the middle of the valve seat, and valve stem nut is connected with valve rod with valve plate respectively by screw thread; Valve rod adopts steel ball to do sliding bearing and is installed on the valve body gland by the sealing of O RunddichtringO; The valve body gland adopts bolt to be connected with valve spindle gland with valve body respectively; Opening nut is connected with valve rod by flat key; Open pinning and be placed in the unlatching nut, gland is connected on the valve body by steel ball.
The clip anti-theft bolt is made up of bolt, special-shaped nut and antitheft sheath, it is characterized in that: bolt is connected with special-shaped nut by screw thread, and antitheft sheath is enclosed within special-shaped nut outside.
The well head anti-theft bolt is made up of guard shield, antitheft anti-cover, bolt, nut, jump ring, lock dog, spring and main body; Nut is connected with bolt by screw thread, and antitheft sheath is enclosed within the nut outside; Lock dog is installed in the main body, and main body is installed in the guard shield; Spring is installed between lock dog and the guard shield, and jump ring is installed in the guard shield, and lock dog is locked tooth by sawtooth lock tooth with the sawtooth on the bolt and is connected.
But when using antitheft kill-job blowout preventer of the present utility model, because after guard shield passes through the coded lock assembly and the security gate plate valve is connected, because all parts are all covered by guard shield, do not untie coded lock, all inner parts all can not be handled, realized overall antitheft scheme, prevented to open by force and steal oil behind the guard shield, steal gas; Because pressure meter is connected with the security gate plate valve by tube connector and control valve, thus well in pressure condition can show at any time by pressure meter, for safety in production offers convenience; The security gate plate valve can fluid injection kill-job in well, eliminates reproducing the hidden danger that gas blowout accident takes place when opening blowout preventer; But the antitheft kill-job blowout preventer of the utility model effectively solves the hidden danger that shut-in well method is in the past brought, solved oil well shut-in well device in the past do not have antitheft, can not understand situation in the well and technical problem that can not kill-job at any time.
Description of drawings:
But accompanying drawing 1 is antitheft kill-job blowout preventer structural representation.
But accompanying drawing 2 is antitheft kill-job blowout preventer A part enlarged diagram.
But accompanying drawing 3 is antitheft kill-job blowout preventer B part enlarged diagram.
But accompanying drawing 4 is antitheft kill-job blowout preventer C part enlarged diagram.
But accompanying drawing 5 is antitheft kill-job blowout preventer D part enlarged diagram.
Well head anti-theft bolt 1, drum rim 2, clip 3, tube connector 4, control valve 5, pressure meter 6, security gate plate valve 7, guard shield 8, coded lock assembly 9, clip anti-theft bolt assembly 10, flange 11, overcoat 12, locknut 13, bearing 14, sliding sleeve 15, mandrel 16, stop nail 17, locating snap ring 18, driven torus 19, pinning 20, valve seat 21, valve plate 22, valve stem nut 23, valve body 24, valve rod 25, O type circle 26, valve body gland 27, steel ball 28, bolt 29, valve spindle gland 31, steel ball 32, open nut 33, open pinning 34, gland 35, bolt 36, special-shaped nut 37, antitheft sheath 38, guard shield 39, antitheft anti-cover 40, bolt 41, nut 42, jump ring 43, lock dog 44, spring 45, main body 46.
The specific embodiment
Below in conjunction with accompanying drawing (as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5) but the antitheft kill-job blowout preventer of the utility model is described further: but but the antitheft kill-job blowout preventer of the utility model is achieved in that shut-in well, antitheft kill-job, mainly by: well head anti-theft bolt 1, tube connector 4, pressure meter 6, security gate plate valve 7, guard shield 8, clip anti-theft bolt assembly 10 and flange 11 are formed; Flange 11 bottoms are connected with the bottom casing flange by well head anti-theft bolt 1, and flange 11 tops are connected by clip 3 usefulness clip anti-theft bolts 10 with security gate plate valve 7, in the middle of flange 11 and the security gate plate valve 7 drum rim 2 are arranged; Security gate plate valve 7 is welded with control valve 5, and control valve 5 is connected with tube connector 4 by screw thread, on the tube connector 4 by the pressure meter 6 that has been threaded; Guard shield 8 is connected with security gate plate valve 7 by coded lock assembly 9.
Coded lock assembly 9 (as shown in Figure 2) is made up of overcoat 12, locknut 13, bearing 14, sliding sleeve 15, mandrel 16, stop nail 17, locating snap ring 18, driven torus 19 and pinning 20; It is characterized in that: stop nail 17 is installed on the locating snap ring 18 and is enclosed within successively on the sliding sleeve 15 with driven torus 19, and sliding sleeve 15 is installed on the mandrel 16 by bearing 14; Locknut 13 and mandrel 16 are by being threaded, and overcoat 12 is connected with mandrel 16 by pinning 20; Overcoat 12 is welded on the guard shield 8.
Security gate plate valve 7 (as shown in Figure 3) is made up of valve seat 21, valve plate 22, valve stem nut 23, valve body 24, valve rod 25, O type circle 26, valve body gland 27, steel ball 28, bolt 29, valve spindle gland 31, steel ball 32, unlatching nut 33, unlatching pinning 34 and gland 35; It is characterized in that: valve seat 21 is installed in the valve body 24, and valve plate 22 is installed in the middle of the valve seat 21, and valve stem nut 23 is connected with valve rod 25 with valve plate 22 respectively by screw thread; Valve rod 25 adopts steel ball 28 to do sliding bearing and is installed on the valve body gland 27 by 26 sealings of O RunddichtringO; Valve body gland 27 adopts bolt 29 to be connected with valve spindle gland 31 with valve body 24 respectively; Opening nut 33 is connected with valve rod 25 by flat key; Open pinning 34 and be placed in the unlatching nut 33, gland 35 is connected on the valve body 24 by steel ball 32.
Clip anti-theft bolt 10 (as shown in Figure 4) is made up of bolt 36, special-shaped nut 37 and antitheft sheath 38, it is characterized in that: bolt 36 is connected with special-shaped nut 37 by screw thread, and antitheft sheath 38 is enclosed within special-shaped nut 37 outsides.
Well head anti-theft bolt 1 (as shown in Figure 5) is made up of guard shield 39, antitheft anti-cover 40, bolt 41, nut 42, jump ring 43, lock dog 44, spring 45 and main body 46; Nut 42 is connected with bolt 41 by screw thread, and antitheft sheath 40 is enclosed within nut 42 outsides; Lock dog 44 is installed in the main body 46, and main body 46 is installed in the guard shield 39; Spring 45 is installed between lock dog 44 and the guard shield 39, and jump ring 43 is installed in the guard shield 39, and lock dog 44 is locked tooth by sawtooth lock tooth with the sawtooth on the bolt and is connected.
Claims (5)
- But 1. antitheft kill-job blowout preventer, mainly by: well head anti-theft bolt, tube connector, pressure meter, security gate plate valve, guard shield, clip anti-theft bolt assembly and flange are formed; It is characterized in that: the flange bottom is connected with the bottom casing flange by the well head anti-theft bolt, and flange top is connected with the clip anti-theft bolt by clip with the security gate plate valve, and drum rim is arranged in the middle of flange and the security gate plate valve; The security gate plate valve is welded with control valve, and control valve is connected with tube connector by screw thread, on the tube connector by the pressure meter that has been threaded; Guard shield is connected with the security gate plate valve by the coded lock assembly.
- 2. but antitheft kill-job blowout preventer according to claim 1 is characterized in that: the coded lock assembly is made up of overcoat, locknut, bearing, sliding sleeve, mandrel, stop nail, locating snap ring, driven torus and pinning; Wherein: the stop nail is installed on the locating snap ring and is enclosed within successively on the sliding sleeve with driven torus, and sliding sleeve is installed on the mandrel by bearing; Locknut and mandrel are by being threaded, and overcoat is connected with mandrel by pinning; Overcoat is welded on the guard shield.
- 3. but antitheft kill-job blowout preventer according to claim 1 is characterized in that: the security gate plate valve is made up of valve seat, valve plate, valve stem nut, valve body, valve rod, O type circle, valve body gland, steel ball, bolt, valve spindle gland, steel ball, unlatching nut, unlatching pinning and gland; Wherein: valve seat is installed in the valve body, and valve plate is installed in the middle of the valve seat, and valve stem nut is connected with valve rod with valve plate respectively by screw thread; Valve rod adopts steel ball to do sliding bearing and is installed on the valve body gland by the sealing of O RunddichtringO; The valve body gland adopts bolt to be connected with valve spindle gland with valve body respectively; Opening nut is connected with valve rod by flat key; Open pinning and be placed in the unlatching nut, gland is connected on the valve body by steel ball.
- 4. but antitheft kill-job blowout preventer according to claim 1 is characterized in that: the clip anti-theft bolt is made up of bolt, special-shaped nut and antitheft sheath, and wherein: bolt is connected with special-shaped nut by screw thread, and antitheft sheath is enclosed within special-shaped nut outside.
- 5. but antitheft kill-job blowout preventer according to claim 1 is characterized in that: the well head anti-theft bolt is made up of guard shield, antitheft anti-cover, bolt, nut, jump ring, lock dog, spring and main body; Nut is connected with bolt by screw thread, and antitheft sheath is enclosed within the nut outside; Lock dog is installed in the main body, and main body is installed in the guard shield; Spring is installed between lock dog and the guard shield, and jump ring is installed in the guard shield, and lock dog is locked tooth by sawtooth lock tooth with the sawtooth on the bolt and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202039087U CN201679472U (en) | 2009-10-15 | 2009-10-15 | Anti-theft oil-well killable packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202039087U CN201679472U (en) | 2009-10-15 | 2009-10-15 | Anti-theft oil-well killable packer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201679472U true CN201679472U (en) | 2010-12-22 |
Family
ID=43344520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202039087U Expired - Fee Related CN201679472U (en) | 2009-10-15 | 2009-10-15 | Anti-theft oil-well killable packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201679472U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434122A (en) * | 2011-08-17 | 2012-05-02 | 中国石油天然气股份有限公司 | Anti-theft wellhead assembly |
| CN105863604A (en) * | 2016-05-26 | 2016-08-17 | 石家庄鼎存电子科技有限公司 | Protective device for shut-down sealed motor-pumped well |
-
2009
- 2009-10-15 CN CN2009202039087U patent/CN201679472U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434122A (en) * | 2011-08-17 | 2012-05-02 | 中国石油天然气股份有限公司 | Anti-theft wellhead assembly |
| CN102434122B (en) * | 2011-08-17 | 2013-12-04 | 中国石油天然气股份有限公司 | Anti-theft wellhead assembly |
| CN105863604A (en) * | 2016-05-26 | 2016-08-17 | 石家庄鼎存电子科技有限公司 | Protective device for shut-down sealed motor-pumped well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20111015 |