CN112459742A - Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator - Google Patents
Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator Download PDFInfo
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- CN112459742A CN112459742A CN201910844427.2A CN201910844427A CN112459742A CN 112459742 A CN112459742 A CN 112459742A CN 201910844427 A CN201910844427 A CN 201910844427A CN 112459742 A CN112459742 A CN 112459742A
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- electric actuator
- blowout preventer
- locking
- connecting pipe
- locking rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002343 natural gas well Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention provides a device for realizing remote electric locking of a blowout preventer by adopting a valve electric actuator, which comprises the blowout preventer, a multi-turn electric actuator, a hand wheel, a sliding shaft sleeve, a spline, a frame, a locking sleeve outer sleeve fixing screw rod, a locking rod, a frame fixing flange surface, an electric actuator fixing flange surface, a blowout preventer flashboard, a connecting pipe, a sliding chute, a key groove, a pin shaft and a locking rod outer sleeve pressing plate. The invention well solves the problems that the manual locking rod of the blowout preventer is in a high position and is not easy to operate by personnel, controls the stroke of the locking rod to prevent the motor from being over-twisted, damage to the locking mechanism and over-twisted protection of the motor, and when the torque of the motor is overlarge, the motor control device can control the motor to stop.
Description
Technical Field
The invention belongs to the field of remote electric locking of sprayers, and particularly relates to a device for realizing remote electric locking of a blowout preventer by adopting an electric actuator of a valve.
Background
The well drilling blowout preventer has the function that in the petroleum and natural gas well drilling construction, in order to safely drill a high-pressure oil and gas layer and avoid the occurrence of out-of-control drilling blowout accidents, a set of well drilling well control device needs to be installed on a well head of a well drilling well. When the pressure in the wellbore is less than the formation pressure, oil, gas, water in the downhole formation enter the wellbore and form an overflow or kick, and in severe cases, drilling blowouts and fire accidents can occur. The well drilling well control device has the function of quickly and timely closing a well mouth when overflow and well kick occur in a well, so that well blowout accidents are prevented. The blowout preventer stack is a core device for well control, and workers need to be trained strictly before entering work to be put on duty. The on-duty workers also need to carry out well control training regularly to ensure the safety of production operation
At present, a double-ram blowout preventer on the market is installed behind a wellhead and is too high away from the ground, when a hydraulic control system goes wrong and needs to manually operate a locking rod to close a well, personnel inconveniently reach the operation height, and certain accident potential exists.
Disclosure of Invention
In order to solve the technical problem, the remote electric locking device for the blowout preventer by adopting the valve electric actuator comprises an electric actuator part, a locking rod connecting mechanism part and a device fixing support, wherein the electric actuator part comprises: the device comprises a multi-rotary electric actuator, a locking rod and a ram of the blowout preventer, wherein the locking rod needs a certain stroke to close the ram of the blowout preventer, so the multi-rotary electric actuator is required to be adopted; the lock lever connection mechanism portion includes: the blowout preventer comprises a blowout preventer body, a multi-turn electric actuator, a sliding shaft sleeve, a locking rod, a connecting pipe, sliding grooves, key grooves and a pin shaft, wherein the multi-turn electric actuator and the locking rod are connected through a hollow connecting pipe, one end of the connecting pipe is connected with the multi-turn electric actuator in a key groove mode, the other end of the connecting pipe is inserted into the locking rod, two rectangular sliding grooves are formed in two corresponding sides of the middle of the connecting pipe, the pin shaft is inserted into the sliding grooves and is simultaneously inserted into a pin shaft hole of a locking rod head, the pin shaft is exposed out of the outer side of the connecting pipe, the sliding shaft sleeve is inserted into the sliding shaft sleeve up and down, the sliding shaft sleeve can roll relative to the pin shaft, and when the multi. Meanwhile, the locking rod is screwed into or out of the blowout preventer under the action of torque to produce relative axial motion to the connecting pipe, and the locking rod drives the pin shaft and the sliding sleeve to roll in the sliding groove of the connecting pipe, so that the friction resistance is relatively reduced; the device fixing bracket includes: the device comprises a blowout preventer, a multi-turn electric actuator, a frame, a locking sleeve outer sleeve fixing screw rod, a flange surface fixed by the blowout preventer, an electric actuator fixing flange surface, a connecting pipe and a locking rod outer sleeve pressing plate, wherein a screw rod hole is reserved in one side of a device fixing support, and the frame, the flange surface fixed by the blowout preventer and the locking rod outer sleeve pressing plate are fixed on the blowout preventer together by adopting the lengthened locking sleeve outer sleeve fixing screw rod. And the other side of the frame is provided with the positions of the multi-convolution electric actuators according to the positions of the output shafts of the multi-convolution electric actuators and the positions of the connecting pipes, fixing holes of flange screws are reserved on the frame according to the structure of the fixing flange surface of the electric actuators, holes of the output shafts are reserved in the middle of the frame, and the multi-convolution electric actuators are fixed on the frame.
Preferably, the frame is of a rectangular parallelepiped shape.
Preferably, the connecting pipe (12) is of a hollow structure.
The invention has the beneficial effects that: (1) the infrared remote control of the motor start-stop/forward and reverse rotation realizes the remote control of the motor, and well solves the problems that the manual locking rod of the blowout preventer is in a high position and is difficult to operate by personnel. (2) The limit control of the output shaft of the motor, the system sets the limit switch to control the stroke of the output shaft of the motor, namely the locking rod, so as to prevent the motor from being over-twisted and prevent the locking mechanism from being damaged. (3) The motor is over-twisted for protection, and when the motor torque is too large, the motor control device can control the motor to stop. (4) The existing manual execution function of the electric actuator well keeps the manual locking function of the locking rod of the blowout preventer.
Drawings
FIG. 1 is a schematic diagram of a remote electric locking device for a blowout preventer implemented by using a valve electric actuator;
fig. 2 is a partial block diagram of the lock lever attachment mechanism.
In the figure: the device comprises a blowout preventer 1, a multi-turn electric actuator 2, a hand wheel 3, a sliding shaft sleeve 4, a spline 5, a frame 6, a locking sleeve 7, a locking sleeve outer sleeve fixing screw rod 8, a locking rod 9, a frame fixing flange face 10, an electric actuator fixing flange face 11, a blowout preventer ram 12, a connecting pipe 13, a chute 13, a key groove 14, a pin shaft 15 and a locking rod 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention is further described below:
example (b):
as shown in the attached figure 1, the device for realizing the remote electric locking of the blowout preventer by adopting the valve electric actuator comprises an electric actuator part, a locking rod connecting mechanism part and a device fixing support.
Specifically, the electric actuator portion includes: the device comprises a multi-rotary electric actuator, a locking rod and a ram of the blowout preventer, wherein the locking rod needs a certain stroke to close the ram of the blowout preventer, so the multi-rotary electric actuator is required to be adopted.
Specifically, the lock lever connection mechanism portion includes: the blowout preventer comprises a blowout preventer body, a multi-turn electric actuator, a sliding shaft sleeve, a locking rod, a connecting pipe, sliding grooves, key grooves and a pin shaft, wherein the multi-turn electric actuator and the locking rod are connected through a hollow connecting pipe, one end of the connecting pipe is connected with the multi-turn electric actuator in a key groove mode, the other end of the connecting pipe is inserted into the locking rod, two rectangular sliding grooves are formed in two corresponding sides of the middle of the connecting pipe, the pin shaft is inserted into the sliding grooves and is simultaneously inserted into a pin shaft hole of a locking rod head, the pin shaft is exposed out of the outer side of the connecting pipe, the sliding shaft sleeve is inserted into the sliding shaft sleeve up and down, the sliding shaft sleeve can roll relative to the pin shaft, and when the multi. Meanwhile, the locking rod is screwed into or out of the blowout preventer under the action of torque, relative axial motion is generated on the connecting pipe, the locking rod drives the pin shaft and the sliding sleeve to roll in the sliding groove of the connecting pipe, and friction resistance is relatively reduced.
Specifically, the device fixing bracket includes: the device comprises a blowout preventer, a multi-turn electric actuator, a frame, a locking sleeve outer sleeve fixing screw rod, a flange surface fixed by the blowout preventer, an electric actuator fixing flange surface, a connecting pipe and a locking rod outer sleeve pressing plate, wherein a screw rod hole is reserved in one side of a device fixing support, and the frame, the flange surface fixed by the blowout preventer and the locking rod outer sleeve pressing plate are fixed on the blowout preventer together by adopting the lengthened locking sleeve outer sleeve fixing screw rod. And the other side of the frame is provided with the positions of the multi-convolution electric actuators according to the positions of the output shafts of the multi-convolution electric actuators and the positions of the connecting pipes, fixing holes of flange screws are reserved on the frame according to the structure of the fixing flange surface of the electric actuators, holes of the output shafts are reserved in the middle of the frame, and the multi-convolution electric actuators are fixed on the frame.
Specifically, the frame is of a cuboid appearance structure.
Specifically, the connecting pipe (12) is of a hollow structure.
It should be noted that, in this document, moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (3)
1. The utility model provides an adopt valve electric actuator to realize long-range electronic locking device of preventer, includes electric actuator part, check lock lever coupling mechanism part, device fixed bolster which characterized in that, electric actuator part includes: the device comprises a multi-rotary electric actuator (2), a locking rod (8) and a blowout preventer ram (11), wherein the locking rod (8) needs a certain stroke to close the blowout preventer ram (11), so the multi-rotary electric actuator (2) is required to be adopted; the lock lever connection mechanism portion includes: the multi-rotary electric actuator comprises a blowout preventer (1), a multi-rotary electric actuator (2), a sliding shaft sleeve (4), a locking rod (8), a connecting pipe (12), a sliding groove (13), a key groove (14) and a pin shaft (15), wherein the multi-rotary electric actuator (2) and the locking rod (8) are connected through the hollow connecting pipe (12), one end of the connecting pipe (12) is connected with the multi-rotary electric actuator (2) in the form of the key groove (14), the connecting pipe (12) at the other end is inserted into the locking rod (8), two rectangular sliding grooves (13) are formed in the middle of the connecting pipe (12) at two corresponding sides, the pin shaft (15) is inserted into the sliding groove (13) and a pin shaft hole at the head of the locking rod (8), the pin shaft (15) is exposed out of the outer side of the connecting pipe and inserted into the sliding shaft sleeve (4) up and down, the sliding shaft sleeve (4) can roll relative, the locking rod (8) receives the output torque of the motor through the torque acted on the pin shaft (15) by the connecting pipe (12). Meanwhile, the locking rod (8) is screwed into or out of the blowout preventer (1) under the action of torque to generate relative axial motion to the connecting pipe (12), and the locking rod (8) drives the pin shaft (15) and the sliding sleeve (4) to roll in a sliding groove (13) of the connecting pipe (12), so that the friction resistance is relatively reduced; the device fixing bracket includes: the device comprises a blowout preventer (1), a multi-turn electric actuator (2), a frame (6), a locking sleeve outer sleeve fixing screw rod (7), a flange face (9) fixed by the blowout preventer, an electric actuator fixing flange face (10), a connecting pipe (12) and a locking rod outer sleeve pressing plate (16), wherein a screw rod hole is reserved in one side of a device fixing support, and the frame (6) is fixed on the blowout preventer (1) together with the flange face (9) fixed by the blowout preventer and the locking rod outer sleeve pressing plate (16) by the lengthened locking sleeve outer sleeve fixing screw rod (7). The position of the multi-convolution electric actuator (2) is set on the other side of the frame (6) according to the position of an output shaft of the multi-convolution electric actuator (2) and the position of the connecting pipe (12), a fixing hole of a flange screw is reserved on the frame (6) according to the structure of a fixing flange surface (10) of the electric actuator, a hole of the output shaft is reserved in the middle, and the multi-convolution electric actuator (2) is fixed on the frame (6).
2. The device for realizing remote electric locking of the blowout preventer by using the electric actuator of the valve as claimed in claim 1, wherein the frame (6) has a rectangular parallelepiped shape.
3. The remote electric locking device for the blowout preventer by using the electric actuator of the valve according to claim 1, wherein the connecting pipe (12) is a hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844427.2A CN112459742A (en) | 2019-09-06 | 2019-09-06 | Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910844427.2A CN112459742A (en) | 2019-09-06 | 2019-09-06 | Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112459742A true CN112459742A (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910844427.2A Pending CN112459742A (en) | 2019-09-06 | 2019-09-06 | Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator |
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| Country | Link |
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| CN (1) | CN112459742A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11708738B2 (en) | 2020-08-18 | 2023-07-25 | Schlumberger Technology Corporation | Closing unit system for a blowout preventer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202007645U (en) * | 2011-04-10 | 2011-10-12 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Manual locking device for hydraulic control blowout preventer |
| CN102312662A (en) * | 2010-06-30 | 2012-01-11 | 海德里尔美国制造业有限责任公司 | The external position indicator of ram preventer |
| CN203130009U (en) * | 2013-03-26 | 2013-08-14 | 芦云 | Control device for electric locking lever of blower preventer |
| US20130264503A1 (en) * | 2012-04-10 | 2013-10-10 | National Oilwell Varco, L.P. | Blowout Preventer with Locking Ram Assembly and Method of Using Same |
| CN203271662U (en) * | 2013-05-07 | 2013-11-06 | 宝鸡石油机械有限责任公司 | Integrated multifunctional blowout preventer |
| CN211524757U (en) * | 2019-09-06 | 2020-09-18 | 合力（天津）能源科技股份有限公司 | Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator |
-
2019
- 2019-09-06 CN CN201910844427.2A patent/CN112459742A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312662A (en) * | 2010-06-30 | 2012-01-11 | 海德里尔美国制造业有限责任公司 | The external position indicator of ram preventer |
| CN202007645U (en) * | 2011-04-10 | 2011-10-12 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Manual locking device for hydraulic control blowout preventer |
| US20130264503A1 (en) * | 2012-04-10 | 2013-10-10 | National Oilwell Varco, L.P. | Blowout Preventer with Locking Ram Assembly and Method of Using Same |
| CN203130009U (en) * | 2013-03-26 | 2013-08-14 | 芦云 | Control device for electric locking lever of blower preventer |
| CN203271662U (en) * | 2013-05-07 | 2013-11-06 | 宝鸡石油机械有限责任公司 | Integrated multifunctional blowout preventer |
| CN211524757U (en) * | 2019-09-06 | 2020-09-18 | 合力（天津）能源科技股份有限公司 | Device for realizing remote electric locking of blowout preventer by adopting valve electric actuator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11708738B2 (en) | 2020-08-18 | 2023-07-25 | Schlumberger Technology Corporation | Closing unit system for a blowout preventer |
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