CN213269827U - Novel anti-theft blowout preventer and protective cover thereof - Google Patents
Novel anti-theft blowout preventer and protective cover thereof Download PDFInfo
- Publication number
- CN213269827U CN213269827U CN202022111406.0U CN202022111406U CN213269827U CN 213269827 U CN213269827 U CN 213269827U CN 202022111406 U CN202022111406 U CN 202022111406U CN 213269827 U CN213269827 U CN 213269827U
- Authority
- CN
- China
- Prior art keywords
- blowout preventer
- protection casing
- spacing ball
- preventer body
- theft
- 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.)
- Active
Links
Images
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a blowout preventer technical field just discloses a novel theftproof blowout preventer and protection casing thereof, and the blowout preventer includes blowout preventer body, special spanner and pressure release short circuit, the top outside of blowout preventer body is rotated and is connected with the protection casing, the liquid outlet has been seted up at one side middle part of blowout preventer body, the inside of blowout preventer body is provided with the case with the liquid outlet department of correspondence, the top fixedly connected with eccentric seat of case, the surface mounting of eccentric seat has the sealing washer. This novel theftproof blowout preventer, protection casing and main part are connected the back and can rotate at will, have avoided utilizing the protection casing to unload the blowout preventer main part, but the protection casing can not get off, need dedicated spacing ball to take out the instrument and just can take out, and the top of case utilizes eccentric principle, also utilizes dedicated instrument just can the rotary valve core, can't open when not having specialized tool, possesses advantages such as the theftproof is effectual, has solved the poor problem of above-mentioned theftproof effect.
Description
Technical Field
The utility model relates to a blowout preventer technical field specifically is a novel theftproof blowout preventer and protection casing thereof.
Background
The oil well is a hole drilled by a well drilling method, after an oil layer is drilled, an oil layer casing pipe is put into the oil layer casing pipe, oil well cement is injected into an annular space between the casing pipe and the well wall to maintain the well wall and seal an oil layer, then the oil layer is jetted by a perforating gun according to the requirements of oil field development to form a channel, an oil pipe is put into the channel, the oil is lifted to a wellhead from the bottom of the oil well by using a proper flow inducing method, the pumping well is an oil well which mechanically pumps oil to the ground, and when the pumping well has no exploitation value, the abandoned pumping well is sealed by a well sealer for safety and environmental protection.
Most of the existing blowout preventers have general anti-theft performance, thieves can easily detach the blowout preventer body by using the protective covers, and the valve cores can be easily detached and have certain limitations.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a novel theftproof blowout preventer and protection casing thereof possesses advantages such as theftproof effect is good, has solved the poor problem of above-mentioned theftproof effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel theftproof blowout preventer, includes blowout preventer body, special spanner and pressure release short circuit, the top outside of blowout preventer body is rotated and is connected with the protection casing, the liquid outlet has been seted up at one side middle part of blowout preventer body, the inside of blowout preventer body is provided with the case with the liquid outlet department of correspondence, the top fixedly connected with eccentric seat of case, eccentric seat is last eccentrically to be provided with the interface, should to the interface with the butt joint piece phase-match that sets up on the special spanner, the surface mounting of eccentric seat has the sealing washer, the bottom fixed surface of case installs sealed the pad, the bottom of sealed pad is provided with sealed gland nut, the bottom of blowout preventer body is provided with five cun half set of pipe screw threads.
The special spanner is used for wrenching the valve core, and the pressure relief short circuit is used for relieving pressure of the blowout preventer body.
Preferably, the well plugging device body is provided with a limiting ball at the joint with the protective cover, and the well plugging device body is rotatably connected with the protective cover through the limiting ball.
The protection casing can rotate at will after being connected with the blowout preventer body, has avoided utilizing the protection casing to unload the blowout preventer body, but taking out of protection casing is comparatively troublesome, needs dedicated instrument of taking out to take out spacing ball and just can take off the protection casing, has increased the theftproof nature of blowout preventer body.
Preferably, one side of the protective cover, which is far away from the limiting ball, is provided with a limiting ball inlet, and the limiting ball inlet is arranged on the outer side of the blowout preventer body.
Preferably, the eccentric seat is installed in the blowout preventer body, and the sealing ring is arranged on the outer surface of the bottom end of the eccentric seat.
Preferably, the number of the limiting balls is several, and the limiting balls are arranged on the outer side of the blowout preventer body.
Preferably, the sealing gasket is arranged inside the well plugging device body, and the sealing gasket pressing cap is arranged inside the well plugging device body.
The sealing gasket and the sealing gasket pressing cap are arranged to ensure that the valve core is arranged in the sealing performance of the interior of the blowout preventer body, so that the sealing performance of the blowout preventer body is ensured.
Preferably, the pressure relief short circuit is matched with the liquid outlet, and the special wrench is matched with the valve core.
The utility model provides a novel protection casing of theftproof blowout preventer, the protection casing sets up at blowout preventer body top, and the top of blowout preventer body is provided with one section shoulder shaft, the protection casing rotate cup joint epaxially at this shoulder, just the protection casing with on the contact surface that the blowout preventer body rotates to connect, all correspond and be provided with annular spacing ball slot, constitute spacing ball spout behind two spacing ball slot locks, be provided with spacing ball in this spacing ball spout, the protection casing is kept away from one side of spacing ball and has been seted up spacing ball inlet, just spacing ball inlet sets up in the outside of blowout preventer body.
Compared with the prior art, the utility model provides a novel theftproof blowout preventer possesses following beneficial effect:
1. this novel theftproof blowout preventer, protection casing and main part are connected the back and can rotate at will, have avoided utilizing the protection casing to unload the blowout preventer main part, but the protection casing can not get off, need dedicated spacing ball to take out the instrument and just can take out, and the top of case utilizes eccentric principle, also utilizes dedicated instrument just can the rotary valve core, can't open when not having specialized tool, possesses advantages such as the theftproof is effectual, has solved the poor problem of above-mentioned theftproof effect.
2. This novel theftproof blowout preventer through setting up the pressure release short circuit, very big pressure release that has made things convenient for the blowout preventer, and the pressure release short circuit passes through high-pressure line can directly be connected with the tank car, convenient operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the special wrench of the present invention;
fig. 3 is the utility model discloses pressure release short circuit structure schematic diagram.
Wherein: 1. a blowout preventer body; 2. a protective cover; 3. a limiting ball; 4. a liquid outlet; 5. a valve core; 6. an eccentric seat; 7. a seal ring; 8. a gasket; 9. a sealing gasket pressing cap; 10. five inch half casing threads; 11. a special spanner; 12. a pressure relief short circuit; 13. the limiting ball is placed in the opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Detailed description of the invention
The embodiment is an embodiment of a novel anti-theft blowout preventer.
Please refer to fig. 1-3, a novel anti-theft blowout preventer, comprising a blowout preventer body 1, a special wrench 11 and a pressure relief short circuit 12, wherein the outside of the top end of the blowout preventer body 1 is rotatably connected with a protective cover 2, a liquid outlet 4 is arranged in the middle of one side of the blowout preventer body 1, a valve core 5 is arranged in the blowout preventer body 1 and corresponds to the liquid outlet 4, the top end of the valve core 5 is fixedly connected with an eccentric seat 6, the eccentric seat 6 is eccentrically provided with a butt joint, the butt joint is matched with a butt joint block arranged on the special wrench 11, a seal ring 7 is arranged on the outer surface of the eccentric seat 6, a seal gasket 8 is fixedly arranged on the outer surface of the bottom end of the valve core 5, a seal gasket pressing cap 9 is fixedly connected with the bottom end of the seal gasket 8, and a five-.
In the above technical scheme, the special spanner 11 is embedded into the butt joint port on the eccentric seat 6 through the butt joint block arranged on the top end of the special spanner for wrenching the valve core 5, the valve core 5 rotates, the valve core 5 rises while rotating through the threaded connection with the blowout preventer body 1, so that the liquid outlet 4 is communicated with the opening at the lower end of the blowout preventer body 1, and the pressure relief short circuit 12 is used for relieving pressure of the blowout preventer body 1.
Specifically, the junction of blowout preventer body 1 and protection casing 2 is provided with spacing ball 3, blowout preventer body 1 rotates with protection casing 2 through spacing ball 3 and is connected, make protection casing 2 can use the revolving axle of blowout preventer body 1 to rotate as the axle, simultaneously because spacing ball 3 rolling spacing ball spout, by two spacing ball slot, restriction protection casing 2 is along blowout preventer body 1's endwise slip, make the 2 outside downwardly extending's of protection casing baffle structure can keep covering in the 4 outsides of liquid outlet, and then realize the theftproof function.
In the technical scheme, the protection cover 2 can rotate around the rotating shaft of the well plugging device body 1 as the shaft after being connected with the well plugging device body 1, the situation that the well plugging device body 1 is detached by the protection cover 2 is avoided, meanwhile, the protection cover 2 is troublesome to take out, the protection cover 2 can be taken down only by taking out the limiting ball 3 by a special taking-out tool, and the anti-theft performance of the well plugging device body 1 is improved.
Specifically, the protective cover 2 is kept away from one side of spacing ball 3 and has been seted up spacing ball and put into mouth 13, and spacing ball puts into mouth 13 and sets up in the outside of blowout preventer body 1, spacing ball puts into mouth 13 and is radially setting up along protective cover 2, extend to the through-hole of spacing ball spout, put into the back with spacing ball 3 from the spacing ball puts into the mouth 13 outside, in pushing spacing ball 3 into spacing ball spout, insert spacing ball ejector pin in spacing ball puts into mouth 13, it is fixed with protective cover 2 with spacing ball ejector pin.
In the above technical scheme, the limiting ball inlet 13 is used for placing the limiting ball 3, and the limiting ball 3 is used for limiting the connection between the protective cover 2 and the blowout preventer body 1.
Specifically, eccentric seat 6 is installed in the inside of blowout preventer body 1, and sealing washer 7 sets up in the bottom surface of eccentric seat 6.
In the above technical scheme, by arranging the eccentric seat 6, the top end of the valve core 5 can rotate the valve core 5 by using an eccentric principle and a special tool, and the valve core cannot be opened without the special tool, so that the anti-theft performance of the blowout preventer body 1 is further improved on the basis of the limit ball 3.
Specifically, the number of the limiting balls 3 is several, and the limiting balls 3 are arranged on the outer side of the blowout preventer body 1.
Specifically, the seal gasket 8 is disposed inside the blowout preventer body 1, and the seal gasket gland 9 is disposed inside the blowout preventer body 1.
In the above technical scheme, the arrangement of the sealing gasket 8 and the sealing gasket pressing cap 9 is used for ensuring the sealing performance of the valve core 5 arranged inside the blowout preventer body 1, so that the sealing performance of the blowout preventer body 1 is ensured.
Specifically, the pressure relief short circuit 12 is matched with the liquid outlet 4, and the special wrench 11 is matched with the valve core 5.
In above-mentioned technical scheme, the pressure release of blowout preventer body 1 has greatly been made things convenient for in setting up of pressure release short circuit 12, and pressure release short circuit 12 can directly be connected with the tank car through high-pressure line, convenient operation.
When using, connect this blowout preventer body 1 five inches half casing thread 10 of lower extreme together with the oil well casing coupling, close case 5 with special spanner 11, install protection casing 2 on blowout preventer body 1, put into mouth 13 through spacing ball and place two or more spacing balls 3, connect protection casing 2 and blowout preventer body 1 together, the installation finishes promptly, need utilize specialized tool earlier to take out spacing ball 3 when thinking to beat the blowout preventer, take off protection casing 2. Install pressure release short circuit 12 in the liquid outlet 4 position of blowout preventer body 1, the front end can be connected the union and tank car lug connection pressure release, then utilize dedicated special spanner 11, liquid that slow rotatory case 5 made in the well flows out through liquid outlet 4, can unload blowout preventer body 1 after the pressure release is accomplished, if this well has the mining value can resume into the pumping well again.
Detailed description of the invention
The embodiment is an embodiment of a protective cover of a novel anti-theft blowout preventer.
The utility model provides a novel protection casing of theftproof blowout preventer, protection casing 2 sets up at 1 top of blowout preventer body, and blowout preventer body 1's top is provided with one section step shaft, protection casing 2 rotate and cup joint on this step shaft, just protection casing 2 with blowout preventer body 1 rotates on the contact surface of connecting, all corresponds and is provided with annular spacing ball slot, constitutes spacing ball spout behind two spacing ball slot locks, is provided with spacing ball 3 in this spacing ball spout, spacing ball 13 of putting into has been seted up to one side that spacing ball 3 was kept away from to protection casing 2, just spacing ball 13 of putting into sets up in blowout preventer body 1's the outside.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel theftproof blowout preventer, includes blowout preventer body (1), special spanner (11) and pressure release short circuit (12), its characterized in that: the top outside of blowout preventer body (1) is rotated and is connected with protection casing (2), liquid outlet (4) have been seted up at one side middle part of blowout preventer body (1), the inside of blowout preventer body (1) is provided with case (5) with liquid outlet (4) department of correspondence, the top fixedly connected with eccentric seat (6) of case (5), eccentric seat (6) are gone up the eccentric and are provided with the butt joint mouth, this butt joint mouth with the butt joint piece phase-match that sets up on special spanner (11), the surface mounting of eccentric seat (6) has sealing washer (7), the bottom fixed surface of case (5) installs sealed pad (8), the bottom of sealed pad (8) is provided with sealed gland nut (9), the bottom of blowout preventer body (1) is provided with five cun half sleeve pipe screw threads (10).
2. The novel anti-theft blowout preventer according to claim 1, wherein: the well plugging device is characterized in that a limiting ball (3) is arranged at the joint of the well plugging device body (1) and the protective cover (2), and the well plugging device body (1) is rotatably connected with the protective cover (2) through the limiting ball (3).
3. The novel anti-theft blowout preventer according to claim 2, wherein: and a limiting ball inlet (13) is formed in one side, away from the limiting ball (3), of the protective cover (2), and the limiting ball inlet (13) is formed in the outer side of the blowout preventer body (1).
4. The novel anti-theft blowout preventer according to claim 1, wherein: the eccentric seat (6) is installed inside the blowout preventer body (1), and the sealing ring (7) is arranged on the outer surface of the bottom end of the eccentric seat (6).
5. The novel anti-theft blowout preventer according to claim 3, wherein: the number of the limiting balls (3) is several, and the limiting balls (3) are arranged on the outer side of the blowout preventer body (1).
6. The novel anti-theft blowout preventer according to claim 1, wherein: the sealing gasket (8) is arranged inside the well plugging device body (1), and the sealing gasket pressing cap (9) is arranged inside the well plugging device body (1).
7. The novel anti-theft blowout preventer according to claim 1, wherein: the pressure relief short circuit (12) is matched with the liquid outlet (4), and the special wrench (11) is matched with the valve core (5).
8. The utility model provides a novel protection casing of theftproof blowout preventer, its characterized in that, protection casing (2) set up at blowout preventer body (1) top, and the top of blowout preventer body (1) is provided with one section shoulder shaft, protection casing (2) rotate and cup joint on this shoulder shaft, just protection casing (2) with on blowout preventer body (1) rotates the contact surface of connecting, all correspond and be provided with annular spacing ball slot, constitute spacing ball spout behind two spacing ball slot locks, be provided with spacing ball (3) in this spacing ball spout, spacing ball mouth (13) of putting into have been seted up to one side that spacing ball (3) were kept away from in protection casing (2), just spacing ball mouth (13) of putting into sets up in the outside of blowout preventer body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022111406.0U CN213269827U (en) | 2020-09-23 | 2020-09-23 | Novel anti-theft blowout preventer and protective cover thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022111406.0U CN213269827U (en) | 2020-09-23 | 2020-09-23 | Novel anti-theft blowout preventer and protective cover thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213269827U true CN213269827U (en) | 2021-05-25 |
Family
ID=75944230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022111406.0U Active CN213269827U (en) | 2020-09-23 | 2020-09-23 | Novel anti-theft blowout preventer and protective cover thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213269827U (en) |
-
2020
- 2020-09-23 CN CN202022111406.0U patent/CN213269827U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208294498U (en) | A kind of tapping equipment of adjustable well mouth of oil well casing gas | |
| CN213269827U (en) | Novel anti-theft blowout preventer and protective cover thereof | |
| CN204754862U (en) | Cross twin cable inflatable packer | |
| CN201517394U (en) | Anti-theft blocking-removing check valve of oil production well head | |
| CN201071707Y (en) | Oil gas anti-theft constant-pressure recovery valve of casing tube | |
| CN209603919U (en) | Not termination of pumping negative pressure sand washing auto Isolator Well Head | |
| CN109879465B (en) | Underground filtering-precipitating device for loose sandstone thermal storage geothermal exploitation well | |
| CN206522114U (en) | A kind of Simple wellhead apptss | |
| CN202152659U (en) | Anti-theft well sealer at well opening | |
| CN202866729U (en) | Anti-theft well head device | |
| CN201883979U (en) | Oil well blowout preventer | |
| CN205937820U (en) | A anti -seepage device for airtight space of tanker aircraft | |
| CN2816341Y (en) | Pressure-relief type well-plugging device | |
| CN204252882U (en) | A kind of Junk prevention pressure transmission ball seat | |
| CN210510682U (en) | Vertical water stop bolt with water perforation | |
| CN109519131B (en) | Self-anchoring, self-sealing hole and waste water recovery sleeve for cavitation jet flow | |
| CN205012966U (en) | Bailing well head device | |
| CN208966733U (en) | A kind of siphon pumping equipment | |
| CN207864889U (en) | A kind of pipeline patching device | |
| CN219826784U (en) | Oil well valve with good anti-freezing effect | |
| CN204283303U (en) | Surface drive screw pump wells Environmental capacity Environmental Safety device | |
| CN207348840U (en) | A kind of fast-connecting type thick oil well controls device of air automatically | |
| CN105909212A (en) | Anti-theft machine for seal gasket ring | |
| CN216240598U (en) | Water trap of natural gas exploitation | |
| CN205753802U (en) | Motor case line outlet waterproof seal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |