CN213684062U - Blowout preventer shearing operating system linkage device - Google Patents
Blowout preventer shearing operating system linkage device Download PDFInfo
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- CN213684062U CN213684062U CN202022805618.9U CN202022805618U CN213684062U CN 213684062 U CN213684062 U CN 213684062U CN 202022805618 U CN202022805618 U CN 202022805618U CN 213684062 U CN213684062 U CN 213684062U
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Abstract
The utility model discloses a blowout preventer shears operating system aggregate unit, including explosion-proof case, the inside of explosion-proof case is provided with operating handle and is used for responding to operating handle to the proximity switch of off-position, the inside of explosion-proof case still is provided with the controller, proximity switch's output and the input of controller are connected, the output of controller is connected with the solenoid valve and shears and prevents spouting the operating valve. The utility model discloses in, when realizing that operating personnel shears the operation under emergency, need not consider the state of bypass valve again, direct manual control operating handle is to the off-position, because the shearing is prevented spouting operating valve and bypass valve and has been realized the linkage, the controller will open the position with the bypass valve automatically, remote control platform manifold pressure directly rises to 21MPa, then prevent spouting operating valve through the shearing and carry the flashboard preventer with 21MPa high-pressure oil, the operation of tubular column in the well is cut off in the realization, can stop personnel maloperation occurence of failure, the security is improved.
Description
Technical Field
The utility model relates to a petroleum machinery technical field especially relates to a blowout preventer shears operating system aggregate unit.
Background
When the fluid in the well can not be controlled in the sudden blowout accident, the shearing blowout preventer is operated to cut off the pipe column in the well, and then the full-seal blowout preventer is operated to close the well. However, the bypass valve of the remote control device and the three-position four-way valve for controlling the shearing flashboard which are used in China at present are arranged in a split mode, the operation of operating the control handle of the shearing blowout preventer can be implemented only by opening the bypass valve, and if the bypass valve is not opened to conduct a high-pressure oil way, the shearing flashboard is directly operated by using control pressure of 10.5MPa, a drilling tool in a well cannot be effectively cut off, so that the well shut-in of the full-seal flashboard and a warplane are delayed, the difficulty of well control operation is increased, and the well control operation is complicated. If field personnel are not familiar with the procedure for operating the shearing flashboard, the three-position four-way shearing valve is directly operated to carry out shearing operation under the condition that the bypass valve is not opened, so that the shearing failure is easily caused, the accident is further worsened, and the safety of the linkage device of the shearing operation system of the blowout preventer is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the linkage device of the blowout preventer shearing operating system is provided for solving the problem of low safety of the linkage device of the blowout preventer shearing operating system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a blowout preventer shears operating system aggregate unit, includes explosion-proof case, explosion-proof case's inside is provided with operating handle and is used for responding to operating handle to the proximity switch of off-position, explosion-proof case's inside still is provided with the controller, proximity switch's output and the input of controller are connected, the output of controller is connected with the solenoid valve and cuts and prevents spouting the operating valve, the output of solenoid valve is connected with the shuttle valve, the output of shuttle valve is connected with the bypass valve.
As a further description of the above technical solution:
the proximity switch is internally provided with a contactless proximity sensor, and the off position of the operating handle is positioned in the induction area of the contactless proximity sensor.
As a further description of the above technical solution:
the number of the shuttle valves is two, two shuttle valves in each group are arranged in series, one shuttle valve in each group is connected with the bypass valve, and the output end of the other shuttle valve is connected with the driller's stand and the auxiliary driller's stand.
As a further description of the above technical solution:
the interior of the bypass valve is of a three-position four-way structure.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, realize operating personnel when shearing the operation under emergency, need not consider the state of bypass valve again, direct manual control operating handle to the off-position, proximity switch senses operating handle to the off-position and sends the signal of telecommunication of sign operating handle to the off-position, and with this signal of telecommunication transmission to controller, because the linkage has been realized to shearing blowout prevention operating valve and bypass valve, the controller will be automatic opens the position with the bypass valve, remote control platform manifold pressure directly rises to 21MPa, then prevent through shearing blowout prevention operating valve and carry the flashboard preventer with 21MPa high-pressure oil, the operation of tubular column in the well is cut in the realization, can stop personnel's maloperation occurence of failure, the security is improved.
Drawings
Fig. 1 shows a schematic front view of a linkage of a blowout preventer shear operating system according to an embodiment of the present invention;
fig. 2 shows a blowout preventer shear operating system linkage shear bypass linkage design context diagram in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. an explosion-proof box; 2. an operating handle; 3. a proximity switch; 4. a controller; 5. an electromagnetic valve; 6. a shuttle valve; 7. a bypass valve; 8. and shearing blowout prevention operating valves.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a linkage device of a blowout preventer shearing operation system comprises an explosion-proof box 1, wherein an operation handle 2 and a proximity switch 3 used for sensing the operation handle 2 to a closed position are arranged in the explosion-proof box 1, the operation handle 2 is manually controlled to control the shearing blowout prevention operation valve 8 to be opened/closed, a controller 4 is further arranged in the explosion-proof box 1, the output end of the proximity switch 3 is connected with the input end of the controller 4, the controller 4 is used for receiving a detection signal of the proximity switch 3, storing and processing the detection signal and sending an execution instruction, the output end of the controller 4 is connected with an electromagnetic valve 5 and the shearing blowout prevention operation valve 8, the output end of the electromagnetic valve 5 is connected with a shuttle valve 6, the output end of the shuttle valve 6 is connected with a bypass valve 7, the bypass valve 7 is conducted through the shuttle valve 6, so that the electromagnetic valve 5 and the shearing blowout prevention operation valve 8 are synchronously, a phenomenon of unsuccessful shearing.
Specifically, as shown in fig. 1, a contactless proximity sensor is arranged in the proximity switch 3, and the off position of the operating handle 2 is located in the sensing area of the contactless proximity sensor, so that when the operating handle 2 is in the off position, the proximity switch 3 can rapidly send out an electric signal representing that the operating handle 2 is in the off position without contact, pressure and spark, and accurately reflect the position and the stroke of the movement mechanism.
Specifically, as shown in fig. 2, two sets of shuttle valves 6 are provided, each set is two and is arranged in series, one shuttle valve 6 in each set is connected with the bypass valve 7, the output end of the other shuttle valve 6 is connected with the driller's stand and the auxiliary driller's stand, the opening and closing of the bypass valve 7 is controlled by the shuttle valve 6, and the operation and the closing of the driller's stand and the auxiliary driller's stand are controlled at the same time.
Specifically, as shown in fig. 2, the interior of the bypass valve 7 is a three-position four-way structure, so that four pipelines of the bypass valve 7 are all simultaneously opened or closed.
The working principle is as follows: when the device is used, when an operator approaches the operating handle 2, the proximity switch 3 senses that the operating handle 2 is in a closed position and sends an electric signal representing that the operating handle 2 is in the closed position, the electric signal is transmitted to the controller 4 through a sensing line, the controller 4 controls the electromagnetic valve 5 to work, the shuttle valve 6 guides an air source into a three-position four-way opening position of the bypass valve 7 after receiving a working signal of the electromagnetic valve 5, meanwhile, the operating handle 2 is manually controlled to be opened, and the controller 4 directly controls the shearing blowout prevention operating valve 8 to be opened after receiving an opening signal, so that the bypass valve 7 and the shearing blowout prevention operating valve 8 are synchronously opened, and the safety is greatly improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a blowout preventer shears operating system aggregate unit, its characterized in that, includes explosion-proof box (1), the inside of explosion-proof box (1) is provided with operating handle (2) and is used for response operating handle (2) to proximity switch (3) of off-position, the inside of explosion-proof box (1) still is provided with controller (4), the output of proximity switch (3) and the input of controller (4) are connected, the output of controller (4) is connected with solenoid valve (5) and cuts and prevents spouting operating valve (8), the output of solenoid valve (5) is connected with shuttle valve (6), the output of shuttle valve (6) is connected with bypass valve (7).
2. A blowout preventer shear operating system linkage according to claim 1, wherein the proximity switch (3) incorporates a non-contact proximity sensor, the off position of the operating handle (2) being within the sensing region of the non-contact proximity sensor.
3. A blowout preventer shear operating system linkage according to claim 1, characterized in that the number of shuttle valves (6) is provided in two groups, two in each group and arranged in series, one of the shuttle valves (6) of each group being connected to the bypass valve (7), the output of the other shuttle valve (6) being connected to the driller's rig floor and to the auxiliary driller's rig floor.
4. A blowout preventer shear operating system linkage according to claim 3, characterized in that the interior of the bypass valve (7) is of a three-position, four-way construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022805618.9U CN213684062U (en) | 2020-11-27 | 2020-11-27 | Blowout preventer shearing operating system linkage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022805618.9U CN213684062U (en) | 2020-11-27 | 2020-11-27 | Blowout preventer shearing operating system linkage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213684062U true CN213684062U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022805618.9U Active CN213684062U (en) | 2020-11-27 | 2020-11-27 | Blowout preventer shearing operating system linkage device |
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| CN (1) | CN213684062U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542003A (en) * | 2022-03-02 | 2022-05-27 | 中国石油化工股份有限公司 | Electromagnetic control blowout preventer for solar wellhead of oil pumping unit |
| CN117404079A (en) * | 2023-12-13 | 2024-01-16 | 中国石油集团川庆钻探工程有限公司 | Online diagnosis and evaluation method and system for shearing process of ram blowout preventer |
-
2020
- 2020-11-27 CN CN202022805618.9U patent/CN213684062U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542003A (en) * | 2022-03-02 | 2022-05-27 | 中国石油化工股份有限公司 | Electromagnetic control blowout preventer for solar wellhead of oil pumping unit |
| CN117404079A (en) * | 2023-12-13 | 2024-01-16 | 中国石油集团川庆钻探工程有限公司 | Online diagnosis and evaluation method and system for shearing process of ram blowout preventer |
| CN117404079B (en) * | 2023-12-13 | 2024-03-08 | 中国石油集团川庆钻探工程有限公司 | Online diagnosis and evaluation method and system for shearing process of ram blowout preventer |
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