CN104018468A - Protective structure for underwater facility - Google Patents
Protective structure for underwater facility Download PDFInfo
- Publication number
- CN104018468A CN104018468A CN201410276332.2A CN201410276332A CN104018468A CN 104018468 A CN104018468 A CN 104018468A CN 201410276332 A CN201410276332 A CN 201410276332A CN 104018468 A CN104018468 A CN 104018468A
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- CN
- China
- Prior art keywords
- underwater facility
- protection
- framework
- underwater
- top board
- 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.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
Provided is a protective structure for an underwater facility. The protective structure comprises a top plate, a protective framework installed beneath the top plate, and a supporting foundation installed beneath the protective framework, wherein the protective framework is trapezoidal, sacrificial anodes are connected to main structural rod pieces of the protective framework, and hanging lugs are arranged on the periphery of the top plate. The protective structure for the underwater facility can prevent impact of falling articles, prevent drag of finishing nets and provide comprehensive protection for the underwater facility; meanwhile, the operating requirement of the underwater facility is met. In addition, the protective structure does not need to be connected with a base of the underwater facility, and can be independently hoisted to move downwards. Therefore, the requirement for the capacity of a crane of an installing ship is not high, installing resources can be easily selected, and complex underwater butt connection operation is avoided.
Description
Technical field
The present invention relates to protect structure, relate in particular to a kind of for preventing the protection structure of underwater facility of unidirectional fishing net traction.Belong to Offshore Engineering field.
Background technology
In the depth of water compared with neritic zone or from platform the underwater facility close to, in process, can be subject to from marine movable impact under arms, if: Platform lifting devices is when the lifting operation, may have the hit underwater facility of junk; In the fishery activity in some marine site, have trawlnet and tangle the reasons such as underwater facility, all can bring certain risk to underwater facility.Therefore, the underwater facility in this risk, must consider crucial equipment to protect.
At present, existing safeguard measure generally: on the pedestal of original underwater facility, increase protection framework, and fit together with underwater facility, underwater facility is formed to protection.But there is following problem in above-mentioned protection framework:
(1) pedestal of protecting framework need to be placed into underwater facility supports, and therefore, the size of framework is subject to the impact of pedestal, and wider guard space cannot be provided.In addition, when mounted, be generally by welded together to protection framework and pedestal, then, then transfer under water.Because the weight of pedestal can be transmitted on protection framework, therefore, make to protect framework heavier; In addition,, also there is high requirement to the loop wheel machine of mounting shipping in underwater facility and the overall weight of protecting framework, has increased the risk of marine enforcement; For the form of structure of protection framework and pedestal partial installation, when mounted, need to carry out under water docking operation, increase the difficulty of underwater operation.
(2) protection framework has only been considered the risk of junk collision; that is: only on protection framework, be only provided with protection top board; and extra demand is done in trawling during not to fishery operation; therefore; the rod member of protection framework is generally horizontal and vertical and arranges; overall structure form is rectangle; upper and lower space is consistent; like this; if while there is fishery activity in marine site; trawlnet process may make fishing net be suspended on protection framework, and cannot shake off, and causes the destruction of fishing boat traction for the even whole underwater facility of protection framework.
Above traditional protection framework, although, certain defencive function provided to underwater facility; but its installation requirement is all higher, and can not play the function that fishing net traction is protected; meanwhile, the guard space providing is limited, does not meet the requirement of underwater facility safety and reliability.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that prior art exists, and a kind of protection structure of improved underwater facility is provided, it not only can prevent the impact of junk, and, can prevent the dilatory of fishing net, provide more comprehensive protection to underwater facility; Meanwhile, meet again the operation requirements of underwater facility.In addition, structure itself, without being connected with the pedestal of underwater facility, can lift and transfer separately; Therefore, not high for the loop wheel machine Capability Requirement of mounting shipping, be easy to select installation resource, avoid again complicated underwater mating operation.
The object of the invention is to be realized by following technical scheme:
A protection structure for underwater facility, is characterized in that: comprising: a top board, be arranged on protection framework below top board, be arranged on the brace foundation below protection framework; Wherein, protection outling of truss is trapezoidal; On the main structure rod member of protection framework, be connected with sacrificial anode, the surrounding of top board is furnished with hanger.
Described top board is rectangle steel slabbed construction.
Described protection framework comprises: several main legs and be located at several crossbeams at the top of several main legs; main leg is in tilted layout to axis direction; be not less than 58 ° with horizontal plane angle; in the space of relatively main leg, be furnished with thin bar part; and be woven into grid; arrangement rod member not between the main leg of opposite end, is the import and export space of equipment installation in addition.
Described brace foundation is that steel is columnar structured, the top seal of brace foundation, and be welded on the main leg of protection framework, brace foundation has a circle aperture near the wall at top.
Described sacrificial anode is cuboid aluminium zinc structure.
Beneficial effect of the present invention: the present invention is owing to adopting technique scheme, and it not only can prevent the impact of junk, and, can prevent the dilatory of fishing net, provide more comprehensive protection to underwater facility; Meanwhile, meet again the operation requirements of underwater facility.In addition, structure itself, without being connected with the pedestal of underwater facility, can lift and transfer separately; Therefore, not high for the loop wheel machine Capability Requirement of mounting shipping, be easy to select installation resource, avoid again complicated underwater mating operation.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Major label description in figure:
1. top board, 2. protection framework, 3. grid, 4. brace foundation, 5. sacrificial anode, 6. hanger.
Detailed description of the invention
As shown in Figure 1, the present invention includes: top board 1, be arranged on protection framework 2 below of top board 1, be arranged on protection framework 2 brace foundation 4 below; Wherein, top board 1 is rectangle steel slabbed construction, adopts welding manner to receive the top of protection framework 2, the impact that can bear the junk falling down on top; Protection framework 2 comprises: several main legs and be located at several crossbeams at the top of several main legs, the main leg of the present embodiment is four.Main leg is in tilted layout to axis direction, be not less than 58 ° with horizontal plane angle, in the space of the main leg of opposite end, adopt welding manner to be furnished with thin bar part, and be woven into grid 3, substantially arrangement rod member not between the main leg of opposite end, is the import and export space of equipment installation in addition, and overall structure profile is trapezoidal, while making fishing net dilatory, slip over protection framework 2, grid 3 makes trawlnet not enter inside configuration; Because side direction has been reserved larger operating space, provide more comprehensive protection to underwater facility, meanwhile, meet the operation requirements of underwater facility.When use, mud face can be sunk in the basis of support, and enough seabed On-bottom stabilities are provided; Brace foundation 4 is that steel is columnar structured, the top seal of brace foundation 4, and be welded on the main leg of protection framework 2, brace foundation 4 has a circle aperture near the wall at top, the soil swelling in installation process can be flowed out, prevent from destroying basis, realized the self-supporting of protecting structure under water; On the main structure rod member of protection framework 2, be connected with sacrificial anode 5 by welding manner, sacrificial anode 5 is cuboid aluminium zinc structure, can ensure to protect structure under arms in process, is not subject to corrosion failure; The surrounding of top board 1 adopts welding manner to be furnished with hanger 6, and hanger 6, for the dull and stereotyped ear shape structure being processed into, can meet the needs of transferring by 4 liftings of loop wheel machine from installation ship.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. a protection structure for underwater facility, is characterized in that: comprising: a top board, be arranged on protection framework below top board, be arranged on the brace foundation below protection framework; Wherein, protection outling of truss is trapezoidal; On the main structure rod member of protection framework, be connected with sacrificial anode, the surrounding of top board is furnished with hanger.
2. the protection structure of underwater facility according to claim 1, is characterized in that: described top board is rectangle steel slabbed construction.
3. the protection structure of underwater facility according to claim 1; it is characterized in that: described protection framework comprises: several main legs and be located at several crossbeams at the top of several main legs; main leg is in tilted layout to axis direction; be not less than 58 ° with horizontal plane angle; in the space of relatively main leg, be furnished with thin bar part; and being woven into grid, arrangement rod member not between the main leg of opposite end, is the import and export space of equipment installation in addition.
4. the protection structure of underwater facility according to claim 1; it is characterized in that: described brace foundation is that steel is columnar structured; the top seal of brace foundation, and be welded on the main leg of protection framework, brace foundation has a circle aperture near the wall at top.
5. the protection structure of underwater facility according to claim 1, is characterized in that: described sacrificial anode is cuboid aluminium zinc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276332.2A CN104018468A (en) | 2014-06-19 | 2014-06-19 | Protective structure for underwater facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276332.2A CN104018468A (en) | 2014-06-19 | 2014-06-19 | Protective structure for underwater facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104018468A true CN104018468A (en) | 2014-09-03 |
Family
ID=51435441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410276332.2A Pending CN104018468A (en) | 2014-06-19 | 2014-06-19 | Protective structure for underwater facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104018468A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541688A (en) * | 2019-01-30 | 2019-12-06 | 深圳海油工程水下技术有限公司 | Protection device for underwater oil and gas facilities |
| CN111719595A (en) * | 2020-06-30 | 2020-09-29 | 中海油能源发展股份有限公司 | Independent pile foundation type outer protective cover suitable for underwater production system with water depth of 50m |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364056Y (en) * | 1998-12-14 | 2000-02-16 | 李培技 | Mg-Al alloy consumable anode |
| CN2729149Y (en) * | 2004-06-04 | 2005-09-28 | 中国海洋大学 | Circulation connection suspension wolding sacrifice anode for anticorrosion of steel pipe pile |
| CN1776120A (en) * | 2005-11-28 | 2006-05-24 | 天津大学 | Cylindrical base sea embankment structure for tretching over and protecting suhmarine pipeline and its mounting method |
| KR20100088818A (en) * | 2009-02-02 | 2010-08-11 | 삼성중공업 주식회사 | Protecting device for ship's tug pushing point |
| CN103754339A (en) * | 2014-01-26 | 2014-04-30 | 中国海洋石油总公司 | Split installation method for underwater facility |
-
2014
- 2014-06-19 CN CN201410276332.2A patent/CN104018468A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364056Y (en) * | 1998-12-14 | 2000-02-16 | 李培技 | Mg-Al alloy consumable anode |
| CN2729149Y (en) * | 2004-06-04 | 2005-09-28 | 中国海洋大学 | Circulation connection suspension wolding sacrifice anode for anticorrosion of steel pipe pile |
| CN1776120A (en) * | 2005-11-28 | 2006-05-24 | 天津大学 | Cylindrical base sea embankment structure for tretching over and protecting suhmarine pipeline and its mounting method |
| KR20100088818A (en) * | 2009-02-02 | 2010-08-11 | 삼성중공업 주식회사 | Protecting device for ship's tug pushing point |
| CN103754339A (en) * | 2014-01-26 | 2014-04-30 | 中国海洋石油总公司 | Split installation method for underwater facility |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541688A (en) * | 2019-01-30 | 2019-12-06 | 深圳海油工程水下技术有限公司 | Protection device for underwater oil and gas facilities |
| CN111719595A (en) * | 2020-06-30 | 2020-09-29 | 中海油能源发展股份有限公司 | Independent pile foundation type outer protective cover suitable for underwater production system with water depth of 50m |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140903 |