CN115492554A - Anti-settling structure of deep water pre-debugging module - Google Patents

Anti-settling structure of deep water pre-debugging module Download PDF

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Publication number
CN115492554A
CN115492554A CN202211048865.6A CN202211048865A CN115492554A CN 115492554 A CN115492554 A CN 115492554A CN 202211048865 A CN202211048865 A CN 202211048865A CN 115492554 A CN115492554 A CN 115492554A
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deep water
fixedly connected
arm
debugging
water structure
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CN202211048865.6A
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CN115492554B (en
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崔宁
张艺凡
刘毅
高磊
郭飞
杨盛
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COOEC Subsea Technology Co Ltd
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COOEC Subsea Technology Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B41/00Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0007Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations

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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)
  • Revetment (AREA)

Abstract

The invention discloses an anti-settling structure of a deepwater pre-debugging module, and relates to the technical field of offshore oil engineering. The deep water structure comprises a deep water structure and is composed of a deep water structure upper part and a deep water structure lower part, wherein the deep water structure lower part comprises a lower upright post, two sides of the lower upright post close to the outside are fixedly connected with a connecting rod, and the bottom end of each connecting rod is connected with a connecting bottom plate. The upper part and the lower part of the invention are connected by the lifting lugs and the bolts, so that the purpose of simultaneously putting in water in the debugging operation process is realized, and the purpose of separately debugging the upper part and the lower part can be realized in the process of equipment maintenance and injection of a chemical box; meanwhile, the detachable anti-sinking structure is arranged, the device is suitable for operation in various soils and deep sea seabed, a highly integrated pigging and pressure testing flow module is constructed, equipment required by deep water subsea pipe pre-debugging can be greatly reduced, the requirement on the ship deck area is small, the working time is saved, and the technical guarantee is provided for the development of deep water oil and gas fields.

Description

Anti-settling structure of deep water pre-debugging module
Technical Field
The invention relates to the technical field of deepwater marine pipe pre-debugging, in particular to an anti-settling structure of a deepwater pre-debugging module.
Background
The internal content of the submarine pipeline pre-debugging operation mainly comprises cleaning, pressure testing and drainage drying and inerting of submarine pipelines, is an important work which must be carried out before the submarine pipeline is put into production, and is also a key content in the development process of offshore oil and gas fields. The technical difficulty, equipment requirements, operation risks and construction cost of the pre-debugging are increased along with the increase of the water depth. In the pre-debugging operation, the storage capacity of the chemical agent greatly affects the operation efficiency and further increases the construction cost. .
The invention discloses a Chinese patent with publication number CN110539972B, and discloses a deep water sea pipe pre-debugging system and a deep water sea pipe pre-debugging agent storage device thereof, which are used for storing and debugging agents to assist a deep water pre-debugging module in debugging the deep water sea pipe, so that necessary chemical agents are provided for deep water sea pipe pre-debugging operation, equipment required for deep water sea pipe pre-debugging can be greatly reduced, the requirement on the ship deck area is small, the working hours are saved, and the pressure testing operation efficiency is improved.
Although the invention solves the problems in the background technology, in the practical application, the integrated design of the device causes the trouble of maintaining the device and replenishing the liquid medicine; and the larger self-weight of the device also makes the device easy to sink in the sea. Therefore, a deepwater pre-debugging module anti-settling structure is developed.
Disclosure of Invention
The invention aims to provide an anti-settling structure of a deep water pre-debugging module, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the deepwater pre-debugging module anti-settling structure comprises a deepwater structure, wherein the deepwater structure is formed by mutually fixing and screwing an upper part of the deepwater structure and a lower part of the deepwater structure through a lifting lug and a bolt, the lower part of the deepwater structure comprises two lower frame bodies which are parallel to each other, the two lower frame bodies are connected through lower stand columns, two connecting rods are fixedly connected to two outer sides of the four lower stand columns which are positioned at four corners of the two lower frame bodies respectively, the bottom end of each connecting rod is fixedly connected with a spacing beam respectively, a connecting bottom plate is fixedly connected between every two spacing beams positioned at the same side respectively, and a bottom plate frame is fixedly connected to the outer sides of all the connecting bottom plates positioned at the same side together.
Preferably, the upper part of the deep water structure comprises two upper frame bodies which are parallel to each other, a series of upper upright columns are fixedly connected between the two upper frame bodies, and each upper upright column corresponds to one lower upright column to form a group of total upright columns.
Preferably, every group the outside of total stand is fixedly connected with a crane arm bracket respectively, every crane arm bracket includes a triangular bracket main part, the top fixedly connected with one of bracket main part inserts and accepts the arm, and one side fixedly connected with outer end fixed arm on top, insert and accept the top of arm and outer end fixed arm and all be bending structure to the opposite direction of orientation.
Preferably, one side of the outer end fixing arm is rotatably connected with a rotating arm, one end of the rotating arm is fixedly connected with an inserting fixing piece, the top end of the inserting and receiving arm is fixedly connected with two clamping pieces, and the inserting fixing piece can be inserted between the two clamping pieces.
Preferably, a pigging pressing fixing table is fixedly connected between the insertion bearing arm and the outer end fixing arm, and the top end of the pigging pressing fixing table can be contacted with the bottom side of the rotating arm.
Preferably, a hydraulic power device and a medicament injection device are fixedly connected in the upper part of the deep water structure, a series of medicament box units are inserted into the lower part of the deep water structure, and each medicament box unit corresponds to one output end of the hydraulic power device and one output end of the medicament injection device respectively.
Compared with the prior art, the invention has the beneficial effects that:
according to the anti-settling structure of the deep water pre-debugging module, the upper part and the lower part are connected through the lifting lugs and the bolts, so that water is simultaneously put in during the debugging operation process, and the aim of separately debugging the upper part and the lower part can be fulfilled during equipment maintenance and injection of a chemical box;
meanwhile, the detachable anti-sinking structure is arranged, the device is suitable for operation in various soils and deep sea seabed, a highly integrated pigging and pressure testing flow module is constructed, equipment required by deep water subsea pipe pre-debugging can be greatly reduced, the requirement on the ship deck area is small, the working time is saved, and the technical guarantee is provided for the development of deep water oil and gas fields.
Drawings
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a schematic view of the crane arm bracket of the present invention;
FIG. 3 is a schematic view of the upper part of the deep water structure of the present invention;
FIG. 4 is a schematic diagram of a long-side anti-sinking frame structure according to the present invention;
fig. 5 is a schematic structural view of a part of the deep water structure of the present invention.
In the figure: 1. a crane arm bracket; 101. a clamping sheet; 102. fixing the plug; 103. inserting the fixing piece; 104. an outer end fixing arm; 105. a rotating arm; 106. a bracket main body; 107. inserting the carrying arm; 2. a deep water structural upper portion; 201. an upper cross member; 202. an upper frame body; 203. an upper vertical beam; 3. a short-edge anti-sinking frame; 4. a long-side anti-sinking frame; 401. connecting the bottom plate; 402. a spacer beam; 403. a bottom plate frame; 404. a connecting rod; 5. a lower portion of the deepwater structure; 501. a lower cross member; 502. a lower frame body; 503. a lower bottom plate; 504. a lower vertical beam.
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.
It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.
As shown in fig. 1 to 5, the present invention provides a technical solution:
deep water debugs module in advance and prevents structure of subsiding, including the deep water structure, the deep water structure is by deep water structure upper part 2 and deep water structure lower part 5 two parts through lug and bolt fixed spiro union formation each other, deep water structure lower part 5 includes two parallel lower part frameworks 502 of each other, crisscross lower beam 501 and lower part vertical beam 504 are all provided with in two lower part frameworks 502, thereby enclose some lower part spaces, connect through the lower part stand between two lower part frameworks 502, wherein lie in the outer both sides of four stands on two lower part frameworks 502 four corners, all fixedly connected with prevents the frame of subsiding respectively, wherein include a connecting rod 404, the bottom of every connecting rod 404 is a spacer beam 402 of fixedly connected with respectively, lie in between every two spacer beams 402 of homonymy fixedly connected with a connecting bottom plate 401 respectively, lie in the common fixedly connected with a bottom plate frame 403 in the outside of all connecting bottom plates 401 of homonymy. In this embodiment, the anti-sinking frame is divided into a short edge anti-sinking frame 3 and a long edge anti-sinking frame 4 according to the position of the anti-sinking frame, wherein two connecting rods 404 in the long edge anti-sinking frame 4 are positioned at two ends of the long edge anti-sinking frame 4, so that the length of the long edge anti-sinking frame 4 is consistent with the longer edge of the lower frame body 502, and the connecting rods 404 in the short edge anti-sinking frame 3 are positioned on the spacer beams 402 in the short edge anti-sinking frame 3, so that two ends of the short edge anti-sinking frame 3 extend to two sides, and the outer end of the short edge anti-sinking frame is flush with the long edge anti-sinking frame 4. The upper part 2 of the deepwater structure comprises two parallel upper frame bodies 202, a series of upper upright posts are fixedly connected between the two upper frame bodies 202, and each upper upright post corresponds to one lower upright post to form a group of total upright posts. In this embodiment, a series of upper cross beams 201 are fixedly connected to the upper frame 202, the lower frame 202 includes an upper vertical beam 203 in addition to the upper cross beam 201, the frame surrounded by the upper cross beam 201 and the upper vertical beam 203 is identical to the frame surrounded by the lower cross beam 501 and the lower vertical beam 504, and the upper frame 202 on one side has a relatively communicated space. The outer side of each group of general upright is fixedly connected with a crane arm bracket 1 respectively, in the embodiment, the crane arm bracket 1 is fixedly connected with the upper upright, but the bottom end extends to the outer part of the lower upright. Each arm bracket 1 comprises a triangular bracket main body 106, an insertion receiving arm 107 is fixedly connected to the top end of the bracket main body 106, an outer end fixing arm 104 is fixedly connected to one side of the top end, and the top ends of the insertion receiving arm 107 and the outer end fixing arm 104 are both bent and face in opposite directions. One side of the outer end fixing arm 104 is rotatably connected with a rotating arm 105, one end of the rotating arm 105 is fixedly connected with a piece of inserting fixing piece 103, the top end of the inserting receiving arm 107 is fixedly connected with two clamping pieces 101, and the inserting fixing piece 103 can be inserted between the two clamping pieces 101. In this embodiment, the clamping piece 101 and the insertion fixing piece 103 have corresponding fixing holes, and the fixing plug 102 is inserted into the fixing holes, thereby fixing the arm bracket 1. A pigging pressure fixing table is fixedly connected between the insertion receiving arm 107 and the outer end fixing arm 104, and the top end of the pigging pressure fixing table can be contacted with the bottom side of the rotating arm 105. In this embodiment, the cleaning tube pressing fixing table is provided with a hole through which the cleaning tube passes, and the cleaning tube is fixed by pressing the rotating arm 105. The upper part 2 of the deep water structure is fixedly connected with a hydraulic power device and a medicament injection device, the lower part 5 of the deep water structure is inserted with a series of medicament box units, and each medicament box unit corresponds to one output end of the hydraulic power device and one output end of the medicament injection device respectively. In this embodiment, ethylene glycol or the like is generally used as the drug. Two parts are connected through connection structure, connection structure designs for can dismantling the form, when the system debugs the operation, at first the bank end carries out equipment debugging and medicament detachable when pouring in go on, increase the convenience and the practicality of whole equipment, carry out the monolithic stationary with the hoist and mount with two parts structural connection when marine transportation and construction and transfer, the required deck area of transportation has been reduced, the marine operation time has been reduced, design detachable anti-sinking structure to the soil condition of difference, can install anti-sinking structure additional according to actual geological conditions, the guarantee structure is applicable to various different soil geological conditions. After debugging operation is completed, the equipment is integrally hoisted to the deck of the operation ship.
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 (6)

1. Deep water is debugging module in advance and is prevented subsiding structure, including the deep water structure, its characterized in that: the deep water structure is formed by mutually fixing and screwing an upper part (2) and a lower part (5) of the deep water structure through a lifting lug and a bolt, the lower part (5) of the deep water structure comprises two lower frame bodies (502) which are mutually parallel, the two lower frame bodies (502) are connected through lower upright columns, two sides, close to the outer side, of the four lower upright columns positioned at the four corners of the two lower frame bodies (502) are respectively and fixedly connected with a connecting rod (404), the bottom end of each connecting rod (404) is respectively and fixedly connected with a spacing beam (402), a connecting bottom plate (401) is respectively and fixedly connected between every two spacing beams (402) positioned at the same side, and a bottom plate frame (403) is jointly and fixedly connected with the outer sides of all the connecting bottom plates (401) positioned at the same side.
2. The deepwater pre-debugging module anti-settling structure according to claim 1, wherein: the upper part (2) of the deep water structure comprises two upper frame bodies (202) which are parallel to each other, a series of upper upright posts are fixedly connected between the two upper frame bodies (202), and each upper upright post corresponds to one lower upright post to form a group of total upright posts.
3. The deepwater pre-debugging module anti-settling structure of claim 2, which is characterized in that: every group the outside of total stand is fixedly connected with a crane arm bracket (1) respectively, every crane arm bracket (1) includes the bracket main part (106) of a triangle-shaped, the top fixedly connected with of bracket main part (106) inserts and accepts arm (107), and one side fixedly connected with of top has an outer end fixed arm (104), the top of inserting and accepting arm (107) and outer end fixed arm (104) all is bending structure to the opposite direction of orientation.
4. The deepwater pre-debugging module anti-settling structure of claim 3, which is characterized in that: one side of outer end fixed arm (104) is rotated and is connected with a rotor arm (105), the one end fixedly connected with one slice of rotor arm (105) inserts stationary blade (103), insert two piece clamping pieces (101) of top fixedly connected with of accepting arm (107), insert stationary blade (103) and can insert between two clamping pieces (101).
5. The deepwater pre-debugging module anti-settling structure of claim 3, which is characterized in that: a pigging pressing fixing table is fixedly connected between the insertion bearing arm (107) and the outer end fixing arm (104), and the top end of the pigging pressing fixing table can be contacted with the bottom side of the rotating arm (105).
6. The deepwater pre-debugging module anti-settling structure according to claim 1, wherein: the upper part (2) of the deep water structure is fixedly connected with a hydraulic power device and a medicament injection device, the lower part (5) of the deep water structure is inserted with a series of medicament box units, and each medicament box unit corresponds to one output end of the hydraulic power device and one output end of the medicament injection device respectively.
CN202211048865.6A 2022-08-30 2022-08-30 Anti-sedimentation structure of deepwater pre-debugging module Active CN115492554B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204152481U (en) * 2014-06-19 2015-02-11 中国海洋石油总公司 The cage construction that SSIV door supports
US20150191220A1 (en) * 2014-01-07 2015-07-09 Austin MOHRFIELD Vent cap system for a suction pile
CN105064958A (en) * 2015-07-31 2015-11-18 中国海洋石油总公司 Vertical multi-joint fishing net protection underground pipe manifold
CN205820912U (en) * 2016-06-30 2016-12-21 南京中船绿洲机器有限公司 Skid-mounted type sump oil is processed into cover system device
CN111852400A (en) * 2020-06-10 2020-10-30 海洋石油工程股份有限公司 Combined PLET for connecting flexible vertical pipe

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150191220A1 (en) * 2014-01-07 2015-07-09 Austin MOHRFIELD Vent cap system for a suction pile
CN204152481U (en) * 2014-06-19 2015-02-11 中国海洋石油总公司 The cage construction that SSIV door supports
CN105064958A (en) * 2015-07-31 2015-11-18 中国海洋石油总公司 Vertical multi-joint fishing net protection underground pipe manifold
CN205820912U (en) * 2016-06-30 2016-12-21 南京中船绿洲机器有限公司 Skid-mounted type sump oil is processed into cover system device
CN111852400A (en) * 2020-06-10 2020-10-30 海洋石油工程股份有限公司 Combined PLET for connecting flexible vertical pipe

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Address after: 518051 B2903, CNOOC building, No. 3168, Houhaibin Road, blue coast community, Yuehai street, Nanshan District, Shenzhen, Guangdong Province

Applicant after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd.

Address before: 518051 B2903, CNOOC building, No. 3168, Houhaibin Road, blue coast community, Yuehai street, Nanshan District, Shenzhen, Guangdong Province

Applicant before: COOEC SUBSEA TECHNOLOGY Co.,Ltd.

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