CN204435337U - Workbench and single-pile foundation and offshore work platform - Google Patents

Workbench and single-pile foundation and offshore work platform Download PDF

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Publication number
CN204435337U
CN204435337U CN201520022409.3U CN201520022409U CN204435337U CN 204435337 U CN204435337 U CN 204435337U CN 201520022409 U CN201520022409 U CN 201520022409U CN 204435337 U CN204435337 U CN 204435337U
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CN
China
Prior art keywords
workbench
guide part
changeover portion
pile foundation
accommodation section
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.)
Withdrawn - After Issue
Application number
CN201520022409.3U
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Chinese (zh)
Inventor
张康
张竹
李荣富
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.)
Jiangsu Goldwind Science and Technology Co Ltd
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Jiangsu Goldwind Science and Technology Co Ltd
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Publication date
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Priority to CN201520022409.3U priority Critical patent/CN204435337U/en
Application granted granted Critical
Publication of CN204435337U publication Critical patent/CN204435337U/en
Withdrawn - After Issue legal-status Critical Current
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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/0034Maintenance, repair or inspection of offshore constructions
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0039Methods for placing the offshore structure
    • E02B2017/0043Placing the offshore structure on a pre-installed foundation structure
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0056Platforms with supporting legs
    • E02B2017/0065Monopile structures

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Foundations (AREA)

Abstract

The utility model provides a kind of workbench and single-pile foundation and offshore work platform, workbench comprises: support platform, the changeover portion being fixed on the column bottom support platform and the taper guide part extended downwards from changeover portion lower end, tapered or the taper type of guide part, the external surface of guide part is provided with at least one directed wing, and the directed wing is along the downwardly extension of guide part.The top of single-pile foundation is provided with the accommodation section to upper port, location division is provided with in accommodation section, location division has the inner fovea part matched with the guide part of workbench that is tapered or taper type, the guide slot that the inner surface of inner fovea part coordinates one by one with the directed wing of workbench.It has that reasonable in design, structure is simple, constructability, can save the engineering time, and does not need special offshore construction equipment to carry out offshore construction, greatly reduces the advantage of offshore construction cost.

Description

Workbench and single-pile foundation and offshore work platform
Technical field
The utility model relates to marine wind electric field technical field, particularly a kind of workbench and single-pile foundation and offshore work platform.
Background technology
National Energy Board specifies that marine wind electric field should be no less than 10 kilometers in offshore distance in principle, beach width is more than 10 kilometers and the marine site depth of water must not be less than the marine site layout of 10 meters.Along with the increase of marine wind electric field addressing offshore distance, add remote conveying electrical loss accordingly, in order to reduce the loss of offshore wind turbine generating long distance power transmission, part marine wind electric field will be set up offshore boosting station and reduce transmission losses with this.
At present, at home offshore construction equipment shortcoming, and every day at the marine ships operating expenses of mal-condition about 300,000-50 ten thousand, how Fast Installation fixes offshore boosting station, become domestic marine wind electric field technical field need solve subject matter.
Utility model content
The purpose of this utility model be to provide a kind of reasonable in design, structure simple, do not need the offshore construction equipment of special costliness just can carry out offshore construction, and provides a kind of workbench of easy construction and single-pile foundation and Jobs on the sea platform.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of workbench, comprise: support platform, the changeover portion being fixed on the column bottom described support platform and the taper guide part extended downwards from described changeover portion lower end, tapered or the taper type of described guide part, the external surface of described guide part is provided with at least one directed wing, and the described directed wing is along the downwardly extension of described guide part.
More preferably, the described directed wing is arranged on the middle and lower part of described guide part, and the end of the described directed wing flushes with the end of described guide part.
More preferably, described changeover portion is cylindric, and conically or truncated cone, the described directed wing is uniformly distributed along the circumference of described guide part described guide part.
More preferably, described changeover portion is provided with annular cover plate, described annular cover plate is provided with grout hole.
More preferably, also comprise at least one first reinforcing rib, described first reinforcing rib is fixedly connected with described changeover portion with described support platform respectively.
More preferably, also comprise at least one second reinforcing rib, described second reinforcing rib is fixedly connected with described guide part with described changeover portion respectively.
A kind of single-pile foundation, the top of described single-pile foundation is provided with the accommodation section of opening upwards, location division is provided with in described accommodation section, described location division has the inner fovea part matched with the guide part of described workbench that is tapered or taper type, and the inner surface of described inner fovea part is provided with quantity and the guide slot that with the directed wing of described workbench one by one coordinate equal with the quantity of the directed wing of at least described workbench.
More preferably, described location division has annular connecting plate, and the inner ring of described annular connecting plate is fixedly connected with the upper end of described inner fovea part, and the outer shroud of described annular connecting plate is fixedly connected with the inwall of described accommodation section.
A kind of offshore work platform, comprises workbench and the single-pile foundation of above any technical characteristic;
Changeover portion and the taper guide part of described workbench are plugged in described accommodation section, the grafting corresponding to described guide slot of the described directed wing.
More preferably, described workbench is provided with annular cover plate on described changeover portion, described annular cover plate is provided with grout hole, described annular cover plate is connected to the upper port place of described accommodation section, gap is there is between the outer wall of described changeover portion and the inwall of described accommodation section, the corresponding described gap, position of described grout hole, is filled with the filler of being built formation by grouting in described gap.
The beneficial effects of the utility model are: reasonable in design, structure is simple, constructability, can save the engineering time, and does not need special offshore construction equipment just can carry out offshore construction, greatly reduces offshore construction cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is the schematic diagram of annular cover plate in Fig. 1
Fig. 3 is the structural representation of embodiment two;
Fig. 4 is the structural representation of location division in Fig. 3;
Fig. 5 is the structural representation of embodiment two;
Wherein: 1-support platform; 2-changeover portion; 3-guide part; 4-first reinforcing rib; 5-second reinforcing rib; 6-protective guard; The directed wing of 7-; 8-annular cover plate; 9-grout hole; 10-accommodation section; 11-location division; 12-inner fovea part; 13-guide slot; 14-annular connecting plate; 15-single-pile foundation; 16-offshore boosting station workbench.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, workbench of the present utility model and single-pile foundation and offshore work platform are further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.The offshore work platform of the utility model embodiment comprises workbench and these two parts of single-pile foundation on the whole, these two parts have the interface that cooperatively interacts, after single-pile foundation is squeezed into sea bed, workbench portion is transported to single-pile foundation place, carries out forming whole offshore work platform after cooperation is installed.
Embodiment one
As shown in Figure 1, the present embodiment relates to workbench, comprising: support platform 1, changeover portion 2 and guide part 3.Changeover portion 2 is column, and two ends are fixedly connected with guide part 3 with support platform 1 respectively.
Wherein, changeover portion 2 can be fixedly connected with guide part 3 with support platform 1 by the mode of welding, but is not limited to this, also can adopt the connected mode of other routines such as Flange joint.
The mesa shape of support platform 1 can be circular, square or other shapes, for placing the working equipment of offshore boosting station, preferably, support platform 1 can arrange protective guard, can prevent staff from crashing in real work so marine, ensure that the safety of personnel.
Changeover portion 2 can be cylindric (as being convenient to the cylinder of processing and fabricating), also can be prism-shaped or other columns when being not limited to this.In order to make changeover portion 2 pairs of support platforms produce maximum support force, changeover portion 2 is connected to the center of support platform 1 bottom and vertical with the table top of support platform 1.
Being connected in guide part 3 installation process on the positioner preset installation site thus positioning workbench setting height(from bottom), simultaneously positioner completes the temporary support of workbench in installation process by guide part 3.Can be made into coniform of the shape of guide part 3 and coaxially arranging with changeover portion 2, this mode namely can positioning changeover portion axial location in workbench, is convenient to guide part 3 with matching between positioner make installation work become more simple, convenient simultaneously.Preferably, the external surface of guide part 3 arranges the directed wing 7.So directed wing 7 can match with positioner and to position in the anglec of rotation that a changeover portion axis is axle workbench, can also avoid occurring relative displacement between guide part 3 and positioner in installation process simultaneously, ensure that the accuracy of workbench installation site.Preferably, the length of the directed wing 7 need not equal guide part 3, can be arranged on the middle and lower part of described guide part 3, and the end of the directed wing 7 flushes with the end of guide part 3, is convenient to position in the process of docking.
More preferably, the quantity of the directed wing 7 is two or more, and being evenly distributed on the external surface of guide part 3, the positioner acting in conjunction preset by the directed wing 7 of two or more and installation site like this can make to locate more accurate to the entirety of workbench in installation process.
As a kind of embodiment, also comprise: the first reinforcing rib 4, first reinforcing rib 4 is fixedly connected with changeover portion 2 with support platform 1 respectively.First reinforcing rib 4 can be fixedly connected with changeover portion 2 with support platform 1 by the mode of welding, but is not limited to this, adopts in such a way, the connection between support platform 1 and changeover portion 2 can be made more solid and reliable.Preferably, the quantity of the first reinforcing rib 4 is two or more, and distribute at changeover portion 2 surface uniform, by the reinforcement effect between multiple first reinforcing ribs 4 pairs of support platforms 1 and changeover portion 2, not only consolidation effect is better, and multiple first reinforcing rib 4 is in the distribution of changeover portion 2 surface uniform, defines a support scope larger than the section area of changeover portion 2, thus improves the support effect of changeover portion 2 pairs of support platforms 1.
As a kind of embodiment, also comprise: the second reinforcing rib 5, second reinforcing rib 5 is fixedly connected with guide part 3 with changeover portion 2 respectively.Second reinforcing rib 5 can be fixedly connected with guide part 3 with changeover portion 2 by the mode of welding, but is not limited to this, adopts in such a way, the connection between changeover portion 2 and guide part 3 can be made more solid and reliable.Preferably, the quantity of the first reinforcing rib 4 is two or more, and distributes at changeover portion 2 surface uniform.By the booster action between multiple first reinforcing ribs 4 pairs of changeover portions 2 and guide part 3, substantially increase consolidation effect.
As a kind of embodiment, as Fig. 1, shown in 2, changeover portion 2 is provided with annular cover plate 8, annular cover plate 8 is provided with grout hole 9.Annular cover plate 8 is set in changeover portion 2 and welds together with changeover portion 2, and being welded in this workbench manufacturing process between annular cover plate 8 and changeover portion 2 completes.The levelness of annular cover plate 8 is identical with single-pile foundation upper surface levelness, and grout hole 9 is corresponding with single-pile foundation top indicator.
The workbench of the present embodiment has: reasonable in design, with low cost, Stability Analysis of Structures, be convenient to the advantage that makes and install.
Embodiment two
As shown in Figure 3, a kind of single-pile foundation, the top of single-pile foundation arranges the accommodation section 10 of opening upwards, location division 11 is provided with in accommodation section 10, as shown in Figure 4, location division 11 has inner fovea part 12 that is tapered or taper type and that match with the guide part 3 of the workbench described in embodiment one, and the inner surface of inner fovea part 12 is provided with quantity and the guide slot 13 that with the directed wing 7 of workbench one by one coordinate equal with the quantity of the directed wing 7 of workbench.
Wherein, single-pile foundation can be cylindric (as being convenient to the cylinder of processing and fabricating), but is not limited to this, also can be prism-shaped or other columns.The shape of accommodation section 11 can be cylindrical, also can be other shapes such as prism.The making of single pile body can be made so very simple, and with low cost.
Particularly, as shown in Figure 4, location division 11 has annular connecting plate 14, and the inner ring of annular connecting plate 14 is fixedly connected with the upper end of inner fovea part 12, and the outer shroud of annular connecting plate 14 is fixedly connected with the inwall of accommodation section 10.Wherein annular connecting plate 14 and inner fovea part 12 can be integrated, also can be to be fixed together by the mode of welding.The guide slot 13 that the inner surface of inner fovea part 12 is arranged, guide slot 13 can coordinate with the directed wing 7 of the guide part 3 of the workbench described in embodiment one and makes.Preferably, guide slot 13 should be consistent with the quantity of the directed wing 7, and mutual one_to_one corresponding.
The single-pile foundation of the present embodiment, has reasonable in design, with low cost, Stability Analysis of Structures, is convenient to the advantage that makes and install.
Embodiment three
As shown in Figure 5, a kind of offshore work platform, comprise the workbench 16 described in embodiment one and the single-pile foundation described in embodiment two 15, the changeover portion 2 of workbench 16 and taper guide part 3 are plugged in accommodation section 10, the grafting corresponding to guide slot 13 of the directed wing 7.Wherein, the support platform 1 of workbench 16 also can be the cabin of the wind power generating set be fixedly connected with changeover portion 2.
Wherein, single-pile foundation 15 is vertically arranged, and one end is fixed in sea bed, and the other end is nature, and the port of accommodation section 10 is positioned at single-pile foundation 15 one end in the raw.The changeover portion 2 of workbench 16 and taper guide part 3 insert in accommodation section 10 by the port of accommodation section 10, because guide part 3 is taper, and the location division be arranged in single-pile foundation 15 arranges the inner fovea part 12 matched with guide part 3, to be easy to guide part 3 to be installed to like this in inner fovea part 12 and with its accurate fit, workbench 16 is so not only made to become very simple relative to the installation of single-pile foundation 15, and the axiality of changeover portion 2 and accommodation section 10 can be ensured, simultaneously, guide part 3 is connected to inner fovea part 12, in installation process, single-pile foundation 15 realizes the support to workbench 16 by inner fovea part 12.In the process of installing in the directed wing 7 grafting guide slot 13, this avoid guide part 3 occur relative motion (as relative rotation) with location division 11 and make workbench 16 occur position deviation relative to single-pile foundation 15, ensure that the accuracy that the workbench 16 of offshore boosting station is installed, also make simultaneously between guide part 3 and location division 11 be connected more solid and reliable.
As a kind of embodiment, workbench 16 is provided with annular cover plate 8 on changeover portion 2, annular cover plate 8 is provided with grout hole 9, annular cover plate 8 is connected to the upper port place of accommodation section 10, gap is there is between the outer wall of changeover portion 2 and the inwall of accommodation section 10, the corresponding gap, position of grout hole 9, is filled with the filler of being built formation by grouting in gap.
Between workbench 16 is relative to single-pile foundation 15 after relative positioning, the gap that a cross section is annular is formed between the inwall of changeover portion 2 and accommodation section 10, by annular cover plate 8, the opening part in gap is covered, and to be cast in gap high-strength concrete by grout hole 9, make to be fixed up between changeover portion 2 and single-pile foundation 15, this high-strength concrete of casting in annular gap makes changeover portion 2 and the relatively-stationary connected mode of single-pile foundation 15 be not utility model of the present utility model points, but a kind of prior art, the utility model just make use of this prior art, be not intended to make improvements, therefore describe in detail no longer one by one herein.By the covering of the opening part in annular cover plate 8 pairs of gaps, castable can be avoided to overflow, thus avoid castable and must waste.
The offshore work platform of the present embodiment, has reasonable in design, with low cost, Stability Analysis of Structures, is convenient to the advantage that makes and install.
Above embodiment makes the utility model have: reasonable in design, structure is simple, constructability, can save the engineering time, and does not need special offshore construction equipment to carry out offshore construction, greatly reduces the advantage of offshore construction cost.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims (10)

1. a workbench, is characterized in that:
Comprise: support platform, the changeover portion being fixed on the column bottom described support platform and the taper guide part extended downwards from described changeover portion lower end, tapered or the taper type of described guide part, the external surface of described guide part is provided with at least one directed wing, and the described directed wing is along the downwardly extension of described guide part.
2. workbench according to claim 1, is characterized in that:
The described directed wing is arranged on the middle and lower part of described guide part, and the end of the described directed wing flushes with the end of described guide part.
3. workbench according to claim 1, is characterized in that:
Described changeover portion is cylindric, and conically or truncated cone, the described directed wing is uniformly distributed along the circumference of described guide part described guide part.
4. workbench according to claim 1, is characterized in that:
Described changeover portion is provided with annular cover plate, described annular cover plate is provided with grout hole.
5. workbench according to claim 1, is characterized in that:
Also comprise at least one first reinforcing rib, described first reinforcing rib is fixedly connected with described changeover portion with described support platform respectively.
6. workbench according to claim 1, is characterized in that:
Also comprise at least one second reinforcing rib, described second reinforcing rib is fixedly connected with described guide part with described changeover portion respectively.
7. a single-pile foundation, is characterized in that:
The top of described single-pile foundation arranges the accommodation section of opening upwards, location division is provided with in described accommodation section, described location division has the inner fovea part matched with the guide part of the arbitrary described described workbench of claim 1 to 6 of tapered or taper type, and the inner surface of described inner fovea part is provided with quantity and the guide slot that with the directed wing of described workbench one by one coordinate equal with the quantity of the directed wing of at least described workbench.
8. single-pile foundation according to claim 7, is characterized in that:
Described location division has annular connecting plate, and the inner ring of described annular connecting plate is fixedly connected with the upper end of described inner fovea part, and the outer shroud of described annular connecting plate is fixedly connected with the inwall of described accommodation section.
9. an offshore work platform, is characterized in that:
Comprise as arbitrary in claim 1 to 6 as described in workbench and single-pile foundation as described in claim 7 or 8;
Changeover portion and the taper guide part of described workbench are plugged in described accommodation section, the grafting corresponding to described guide slot of the described directed wing.
10. offshore work platform according to claim 9, is characterized in that:
Described workbench is provided with annular cover plate on described changeover portion, described annular cover plate is provided with grout hole, described annular cover plate is connected to the upper port place of described accommodation section, gap is there is between the outer wall of described changeover portion and the inwall of described accommodation section, the corresponding described gap, position of described grout hole, is filled with the filler of being built formation by grouting in described gap.
CN201520022409.3U 2015-01-13 2015-01-13 Workbench and single-pile foundation and offshore work platform Withdrawn - After Issue CN204435337U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104594317A (en) * 2015-01-13 2015-05-06 江苏金风科技有限公司 Working platform, single pile foundation, offshore working platform and installing method of offshore working platform
CN108930637A (en) * 2018-07-26 2018-12-04 华电重工股份有限公司 A kind of offshore boosting station jacket basis
CN113152408A (en) * 2021-02-03 2021-07-23 中铁建设集团南方工程有限公司 Buoyancy supporting and fixing platform for supporting offshore wind turbine and offshore building

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104594317A (en) * 2015-01-13 2015-05-06 江苏金风科技有限公司 Working platform, single pile foundation, offshore working platform and installing method of offshore working platform
CN104594317B (en) * 2015-01-13 2017-05-10 江苏金风科技有限公司 Working platform, single pile foundation, offshore working platform and installing method of offshore working platform
CN108930637A (en) * 2018-07-26 2018-12-04 华电重工股份有限公司 A kind of offshore boosting station jacket basis
CN113152408A (en) * 2021-02-03 2021-07-23 中铁建设集团南方工程有限公司 Buoyancy supporting and fixing platform for supporting offshore wind turbine and offshore building

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GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20150701

Effective date of abandoning: 20170510