CN114086924A - Electro-hydraulic combined type underwater control device - Google Patents

Electro-hydraulic combined type underwater control device Download PDF

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Publication number
CN114086924A
CN114086924A CN202111321113.8A CN202111321113A CN114086924A CN 114086924 A CN114086924 A CN 114086924A CN 202111321113 A CN202111321113 A CN 202111321113A CN 114086924 A CN114086924 A CN 114086924A
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CN
China
Prior art keywords
transition
hydraulic
electro
scm
locking
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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.)
Pending
Application number
CN202111321113.8A
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Chinese (zh)
Inventor
李志刚
孙钦
安维峥
陈宏举
王立权
朱春丽
贾鹏
尹丰
韩云峰
朱莉娅
魏娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Engineering University
Beijing Research Center of CNOOC China Ltd
CNOOC China Ltd
Original Assignee
Harbin Engineering University
Beijing Research Center of CNOOC China Ltd
CNOOC China Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harbin Engineering University, Beijing Research Center of CNOOC China Ltd, CNOOC China Ltd filed Critical Harbin Engineering University
Priority to CN202111321113.8A priority Critical patent/CN114086924A/en
Publication of CN114086924A publication Critical patent/CN114086924A/en
Pending legal-status Critical Current

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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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121—Lifting well fluids
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/028—Electrical or electro-magnetic connections
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention relates to an electro-hydraulic combined type underwater control device which is characterized by comprising an SCM (Single chip microcomputer) main body, a transition device and a mounting base, wherein the transition device is of a frame structure with one side open; the SCM main body is fixedly arranged in the transition device, and one side of the transition device is provided with a plurality of joints used for connecting corresponding joints of the SCM main body; two sides of the bottom of the transition device are respectively provided with a first locking device; two second locking devices which are matched with the first locking devices for use are arranged at the top of the mounting base corresponding to the positions of the two first locking devices; the bottom center of the SCM main body is provided with a guide device; the top of the mounting base is provided with a positioning device used for being matched with the guiding device to use corresponding to the position of the guiding device.

Description

Electro-hydraulic combined type underwater control device
Technical Field
The invention relates to an electro-hydraulic combined type underwater control device, and belongs to the field of marine petroleum engineering.
Background
Land oil and gas fields are gradually reduced, and on the contrary, deep water and ultra-deep water resources have abundant potential and are easier to discover large oil and gas fields. Currently, the maximum water depth for offshore oil drilling has exceeded 3000 m. China has 300 km2In the sea area, the oil gas resources in the south sea are very rich, the natural gas content is about 50 trillion cubic meters, and the oil content is 230-300 tons. Therefore, the exploitation of marine oil and gas resources is of great importance to the economic safety of China. In recent years, exploration of global marine oil and gas has been rapidly developed, and it is known that deep sea oil and gas drilling has reached a maximum water depth of 3053 m.
In the process of ocean oil and gas exploitation, an underwater control system is a control part of the whole oil exploitation system, is a key part of the ocean oil exploitation, plays an indispensable role in the ocean oil exploitation, and an underwater control module (SCM) installed on underwater production equipment is core equipment of the underwater production control system. The water surface main control station transmits a control signal to the underwater control module through an umbilical cable, the underwater control module processes the control signal, supplies power to the corresponding electromagnetic reversing valve and controls the electromagnetic reversing valve to be opened or closed, at the moment, the water hydraulic power source transmits hydraulic power to the underwater distribution unit through the umbilical cable, the power is distributed to the underwater control module on each production device through the distribution unit, and the underground safety valve, the failure safety actuator and the production pipeline are respectively controlled to be opened or closed through the high-pressure electro-hydraulic reversing valve, the low-pressure electro-hydraulic reversing valve and the chemical agent injection valve in the underwater control module. Meanwhile, corresponding analog quantity signals are acquired by sensors (a pressure sensor, a temperature sensor and the like) arranged on production equipment, and after the signals are processed by a microprocessor and a communication module, the signals are transmitted to an above-water main control station through an umbilical cable, so that an underwater control system is monitored and controlled.
Therefore, underwater control becomes a core in the development process of ocean oil and gas resources, however, installation of the underwater control module of the traditional plate-plate butt joint needs an installation tool, the butt joint locking structure is complex, and the installation is difficult.
Disclosure of Invention
In view of the above problems, the present invention provides an electro-hydraulic compound underwater control device which is simple to install and does not need a complex butt-joint locking structure.
In order to achieve the purpose, the invention adopts the following technical scheme: an electro-hydraulic combined type underwater control device comprises an SCM main body, a transition device and a mounting base, wherein the transition device is of a frame structure with one side open;
the SCM main body is fixedly arranged in the transition device, and one side of the transition device is provided with a plurality of joints used for connecting corresponding joints of the SCM main body;
two sides of the bottom of the transition device are respectively provided with a first locking device; two second locking devices which are matched with the first locking devices for use are arranged at the top of the mounting base corresponding to the positions of the two first locking devices; the bottom center of the SCM main body is provided with a guide device; and a positioning device used for being matched with the guide device is arranged at the top of the mounting base corresponding to the position of the guide device.
Furthermore, a locking handle used for being matched with the first locking device and the second locking device is further arranged on the mounting base.
Further, the transition device comprises a transition base, a transition bottom plate, a transition side plate and a transition top plate;
the top of the transition base is fixedly connected with the bottom of the SCM main body, and the bottom of the transition base is fixedly connected with the two first locking devices; the bottom of the transition base is fixedly connected with the transition bottom plate, and one side of the transition bottom plate is fixedly connected with the bottom of the transition side plate; a connecting part extends downwards from one side of the transition top plate, and the top of the transition side plate is welded and fixed by the connecting part; the bottom of the transition top plate is fixedly connected with the top of the SCM main body.
Furthermore, a circular opening used for installing the SCM main body top electric connector is formed in the transition top plate, and the transition top plate is fixedly connected with the SCM main body top through a plurality of annularly arranged screws arranged on the outer side of the circular opening.
Furthermore, a plurality of screw counter bores are uniformly formed in the upper portion of the transition side plate and are used for being welded and fixed with the connecting portion.
Furthermore, the transition base is a frame structure formed by fixedly connecting a first bottom plate with a second bottom plate through a plurality of side plates.
Further, the joints include electrical joints, hydraulic quick joints and hydraulic joints with hydraulic hoses, each for connecting a corresponding joint at the bottom of the SCM body through a corresponding line.
Furthermore, a plurality of electrical connectors are arranged at the middle upper part of the transition side plate; one side of the transition side plate is vertically and uniformly provided with a plurality of hydraulic quick connectors; and a plurality of counter bores for mounting the hydraulic connectors are uniformly arranged in the middle of the transition side plate.
Further, the first locking device adopts a locking ring, and the second locking device adopts a locking auricle.
Furthermore, the guiding device adopts a guiding cylinder, and the positioning device adopts a bell mouth and a positioning hole.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. due to the fact that the transition device and the mounting base which are used in a matched mode are arranged, the SCM main body can be mounted without adopting a complex butt joint locking structure, cost is reduced, and mounting failure rate and difficulty of the underwater control module are reduced.
2. The transition device is provided with the electric connector, the hydraulic quick connector and the hydraulic connector, so that the plate-plate butt type quick plugging hydraulic connector and the electric connector of the traditional underwater control module can be replaced by the common hydraulic connector and the common electric connector, the economic cost is reduced, and the failure rate of plate-plate butt joint can be reduced.
3. The underwater control module and the electro-hydraulic flying line are hoisted simultaneously during installation, so that a complex underwater multifunctional rapid butt joint plate can be omitted, fault points are reduced, the installation difficulty is reduced, a diver performs locking and fixing operations through a locking handle on the installation base, the operation is simple and convenient, the underwater production is safer, the cost is lower, the efficiency is higher, and the underwater control module and the electro-hydraulic flying line can be widely applied to the field of marine petroleum engineering.
Drawings
FIG. 1 is a schematic diagram of the overall configuration of the subsea control module of the present invention;
FIG. 2 is an isometric view of the subsea control module of the present invention;
FIG. 3 is a schematic locking view of the subsea control module of the present invention;
FIG. 4 is a body diagram of the subsea control module of the present invention;
FIG. 5 is a bottom view of FIG. 1;
FIG. 6 is a top view of FIG. 1;
fig. 7 is a right side view of fig. 1.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.
Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "upper", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. This spatially relative term is intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.
The electro-hydraulic combined type underwater control device provided by the embodiment of the invention can save a complex butt joint locking mechanism, a plate type hydraulic/electric joint and an underwater multifunctional quick butt joint plate, reduce fault points, increase the reliability of a system, reduce the cost and reduce the fault rate and difficulty of installation of an underwater control module.
As shown in fig. 1 to 4, the electro-hydraulic hybrid underwater control device provided by the present invention includes an SCM (underwater control module) body 1, a transition device 2, a connector 3, a locking ring 4, a mounting base 5, a locking auricle 6, a guide cylinder 7 and a locking handle 8, wherein the transition device 2 is a frame structure with an opening on one side, and the connector 3 includes an electrical connector 31, a hydraulic quick connector 32 and a hydraulic connector 33 with a hydraulic hose.
The SCM main body 1 is fixedly arranged in the transition device 2, and one side of the transition device 2 is provided with a plurality of electric connectors 31, hydraulic quick connectors 32 and hydraulic connectors 33 which are used for being connected with corresponding connectors at the bottom of the SCM main body 1 through corresponding pipelines.
Two sides of the bottom of the transition device 2 are respectively provided with a locking ring 4. The top of the mounting base 5 is provided with two locking lugs 6 for cooperating with the locking rings 4, corresponding to the positions of the two locking rings 4. The SCM body 1 is centrally provided at the bottom with a guide cylinder 7. Corresponding to the position of the guide cylinder 7, the top of the mounting base 5 is provided with a bell mouth and a positioning hole for cooperating with the guide cylinder 7 for positioning the SCM body 1 with the mounting base 5. The mounting base 5 is further provided with a locking handle 8, and the locking handle 8 is used for being matched with the locking ring 4 and the locking auricle 6 to complete the locking of the transition device 2 and the mounting base 5.
In a preferred embodiment, as shown in fig. 3, 5 and 6, the transition device 2 comprises a transition base 21, a transition bottom plate 22, a transition side plate 23 and a transition top plate 24, wherein the transition base 21 is a frame structure.
The top of the transition base 21 is connected with the bottom of the SCM body 1 through screws, the bottom of the transition base 21 is fixedly connected with the two locking rings 4, and the transition base 21 is used for protecting the hydraulic connector 11 and the electric connector 12 at the bottom of the SCM body 1. The bottom of the transition base 21 is fixedly connected with a transition bottom plate 22. The transition base plate 22 is provided with circular openings corresponding to the positions of the hydraulic connector 11 and the electric connector 12 at the bottom of the SCM body 1. One side of the transition bottom plate 22 is welded and fixed with the bottom of the transition side plate 23. One side of the transition top plate 24 extends downwards to form a connecting part, and the connecting part is welded and fixed on the top of the transition side plate 23. The bottom of the transition ceiling 24 is fixedly attached to the top of the SCM body 1.
In a preferred embodiment, as shown in FIG. 6, the transition ceiling 24 defines a circular opening for the top electrical connector mounting of the SCM body 1. The transition top plate 24 is fixedly connected with the top of the SCM main body 1 through 12 annularly arranged screws arranged outside the circular opening.
In a preferred embodiment, as shown in fig. 7, two rows of 12 screw counter bores are uniformly arranged on the upper part of the transition side plate 23 for welding and fixing with the connecting part of the transition top plate 24. The middle upper portion of the transition side plate 23 is provided with 5 electrical connectors 31. And 7 hydraulic quick connectors 32 are vertically and uniformly arranged on one side of the transition side plate 23. The middle part of the transition side plate 23 is evenly provided with 12 counter bores for installing hydraulic joints 33.
The installation process of the electro-hydraulic combined type underwater control device is described in detail through specific embodiments as follows:
1) the transition base 21 and the transition bottom plate 22 are welded into a whole, and then welded into a whole with the transition side plate 23.
2) The transition top plate 24 is screwed to the top of the SCM body 1.
3) The transition mount 21 is screwed to the SCM body 1.
4) The connecting part of the transition top plate 24 is connected with the transition side plate 23 through a screw.
5) The electric connector and the hydraulic connector at the bottom of the SCM main body 1 are respectively connected to the corresponding electric connector 31 and the corresponding hydraulic connector 33 on the transition side plate 23 through the corresponding hydraulic pipelines and electric wires, and the fixation of the SCM main body 1 and the transition device 2 is completed.
6) The mounting base 5 is mounted on a manifold located underwater, and the SCM body 1 and the transition device 2, which are fixed as one body, are hoisted by a hoisting system on the water.
7) The diver operates the locking handle 8 to lock the SCM main body 1 and the transition device 2 which are fixed as a whole with the mounting base 5, namely, the mounting process is completed by the cooperation of the underwater diver and the hoisting system on the water.
The above embodiments are only used for illustrating the present invention, and the structure, connection mode, manufacturing process, etc. of the components may be changed, and all equivalent changes and modifications performed on the basis of the technical solution of the present invention should not be excluded from the protection scope of the present invention.

Claims (10)

1. An electro-hydraulic combined type underwater control device is characterized by comprising an SCM main body, a transition device and a mounting base, wherein the transition device is of a frame structure with one side open;
the SCM main body is fixedly arranged in the transition device, and one side of the transition device is provided with a plurality of joints used for connecting corresponding joints of the SCM main body;
two sides of the bottom of the transition device are respectively provided with a first locking device; two second locking devices which are matched with the first locking devices for use are arranged at the top of the mounting base corresponding to the positions of the two first locking devices; the bottom center of the SCM main body is provided with a guide device; and a positioning device used for being matched with the guide device is arranged at the top of the mounting base corresponding to the position of the guide device.
2. The electro-hydraulic compound underwater control device as claimed in claim 1, wherein a locking handle is further provided on the mounting base for cooperating with the first locking device and the second locking device.
3. The electro-hydraulic compound underwater control device as claimed in claim 1, wherein the transition device comprises a transition base, a transition bottom plate, a transition side plate and a transition top plate;
the top of the transition base is fixedly connected with the bottom of the SCM main body, and the bottom of the transition base is fixedly connected with the two first locking devices; the bottom of the transition base is fixedly connected with the transition bottom plate, and one side of the transition bottom plate is fixedly connected with the bottom of the transition side plate; a connecting part extends downwards from one side of the transition top plate, and the top of the transition side plate is welded and fixed by the connecting part; the bottom of the transition top plate is fixedly connected with the top of the SCM main body.
4. The electro-hydraulic compound subsea control device as set forth in claim 3, wherein said transition top plate has a circular opening for electrical connection at the top of said SCM body, and said transition top plate is fixedly connected to the top of said SCM body by a plurality of screws disposed annularly at the outer side of said circular opening.
5. The electro-hydraulic combined type underwater control device as claimed in claim 3, wherein a plurality of screw counter bores are uniformly arranged at the upper part of the transition side plate and used for being welded and fixed with the connecting part.
6. The electro-hydraulic compound underwater control device as defined in claim 3, wherein the transition base is a frame structure formed by fixedly connecting a first bottom plate with a second bottom plate through a plurality of side plates.
7. The electro-hydraulic hybrid subsea control device of claim 3, wherein said connectors comprise electrical connectors, hydraulic quick connectors and hydraulic connectors with hydraulic hoses, each for connection to a corresponding connector on the bottom of said SCM body via a corresponding line.
8. The electro-hydraulic compound underwater control device as defined in claim 7, wherein a plurality of the electrical connectors are arranged at the middle upper part of the transition side plate; one side of the transition side plate is vertically and uniformly provided with a plurality of hydraulic quick connectors; and a plurality of counter bores for mounting the hydraulic connectors are uniformly arranged in the middle of the transition side plate.
9. The electro-hydraulic compound subsea control device of any of claims 1-8, wherein the first locking device is a locking ring and the second locking device is a locking auricle.
10. The electro-hydraulic compound underwater control device as claimed in any one of claims 1 to 8, wherein the guiding device is a guiding cylinder, and the positioning device is a bell mouth and a positioning hole.
CN202111321113.8A 2021-11-09 2021-11-09 Electro-hydraulic combined type underwater control device Pending CN114086924A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111321113.8A CN114086924A (en) 2021-11-09 2021-11-09 Electro-hydraulic combined type underwater control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111321113.8A CN114086924A (en) 2021-11-09 2021-11-09 Electro-hydraulic combined type underwater control device

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CN114086924A true CN114086924A (en) 2022-02-25

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208387A2 (en) * 1985-06-03 1987-01-14 Cameron Iron Works, Inc. Subsea wellhead structure
US20100224357A1 (en) * 2009-03-05 2010-09-09 Rodgers Troy A Compact snubbing unit
US20100300700A1 (en) * 2006-08-18 2010-12-02 Cameron International Corporation Wellhead Assembly
CA2916353A1 (en) * 2013-07-05 2015-01-08 Fmc Kongsberg Subsea As Subsea system comprising a crawler
CN105235838A (en) * 2015-10-27 2016-01-13 哈尔滨工程大学 Gear driving type butt-joint locking mechanism of underwater control module
CN112278207A (en) * 2020-10-20 2021-01-29 哈尔滨工程大学 Separated electro-hydraulic composite underwater control module

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208387A2 (en) * 1985-06-03 1987-01-14 Cameron Iron Works, Inc. Subsea wellhead structure
US20100300700A1 (en) * 2006-08-18 2010-12-02 Cameron International Corporation Wellhead Assembly
US20100224357A1 (en) * 2009-03-05 2010-09-09 Rodgers Troy A Compact snubbing unit
CA2916353A1 (en) * 2013-07-05 2015-01-08 Fmc Kongsberg Subsea As Subsea system comprising a crawler
CN105235838A (en) * 2015-10-27 2016-01-13 哈尔滨工程大学 Gear driving type butt-joint locking mechanism of underwater control module
CN112278207A (en) * 2020-10-20 2021-01-29 哈尔滨工程大学 Separated electro-hydraulic composite underwater control module

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
梁斌;张鹏举;饶斌;: "水下控制模块对接盘对中锁紧机构设计", 中国海洋平台, no. 06 *

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