CN109334895A - Gallery protecting tool set-up - Google Patents
Gallery protecting tool set-up Download PDFInfo
- Publication number
- CN109334895A CN109334895A CN201811269264.1A CN201811269264A CN109334895A CN 109334895 A CN109334895 A CN 109334895A CN 201811269264 A CN201811269264 A CN 201811269264A CN 109334895 A CN109334895 A CN 109334895A
- Authority
- CN
- China
- Prior art keywords
- beam slab
- gallery
- tool set
- bridge
- protecting tool
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C1/00—Dry-docking of vessels or flying-boats
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of gallery protecting tool set-ups.Gallery protecting tool set-up of the invention includes bridge, several support frames;Bridge includes upper beam slab disposed in parallel and lower beam slab, and the width of upper beam slab is less than the width of lower beam slab, several partitions that partition is arranged along its length between upper beam slab and lower beam slab, and is arranged in the width direction;Support frame includes upper box, lower box, and the roof beam structure being placed between upper box, lower box;One end of bridge is placed in the top of support frame.The gallery protecting tool set-up is avoided that gallery structure collapses under pressure, and guarantees the security implementation in the self-elevating drilling platform sliding launch of land formation.
Description
Technical field
The present invention relates to a kind of gallery protecting tool set-ups.
Background technique
Self-elevating drilling platform is widely used in the exploration of Offshore petroleum, exploitation, has flexibility, mobility, economy
The features such as.Compared to the conventional ship type such as common dry, bulk freighter, the construction period of jack-up unit is longer, according to common process
It is built in dock, a large amount of dock cycle will be occupied, influence shipbuilding efficiency.To improve shipbuilding efficiency, some shipyards are used
It is sliding to be passed through the modes such as slideway, roller trolley after jack-up unit completion structure by jack-up unit level land building technology for it
It moves on barge partly latent, completes being lauched for platform eventually by the dive of barge partly latent.
Land is built the platform completed and must can be just lauched by the barge floated in dock, due to dock structure
Particularity has an engraved structure, i.e. gallery above dock wall.Gallery is square for cross section, and inside arranges largely
Pipeline.The unbearable biggish pressure in region above gallery, and this region is that platform slides the only way which must be passed gone on board.If
It does not do specially treated and drilling platforms is slid into barge in depressed place would potentially result in platform weight and crush gallery structure, threaten dock
Safety.Therefore it needs to protect gallery structure, to guarantee the security implementation of land formation sliding launch new process.
Summary of the invention
Problems solved by the invention is that stress is small above the gallery for overcoming dock wall, is easy by the defect destroyed, and
Provide a kind of gallery protecting tool set-up, which is avoided that gallery structure collapses under pressure, guarantee land formation from
The security implementation of lift-type drilling platforms sliding launch.
The present invention is to solve above-mentioned technical problem by following technical proposals:
The present invention provides a kind of gallery protecting tool set-up, including bridge, several support frames;The bridge includes disposed in parallel
Upper beam slab and lower beam slab, the width of the upper beam slab are less than the width of the lower beam slab, the upper beam slab and the lower beam slab it
Between several partitions are set along its length, and are arranged in the width direction several partitions;Support frame as described above include upper box, under
Cabinet, and the roof beam structure being placed between the upper box, lower box;One end of the bridge is placed in the top of support frame as described above.
In the present invention, the shape of the cross section of the bridge can know to be trapezoidal according to the common sense of this field.
In the present invention, the arrangement of several partitions can be selected by the common sense and actual demand of this field, preferably,
Several partitions are uniform intervals setting;More preferably, the lateral partitions of the bridge are continuous, and longitudinal strake has interval.
In the present invention, the positional relationship of the bridge and support frame as described above can be carried out according to common sense in the field and actual demand
Selection, the bridge and support frame as described above are preferably orthogonal setting.
In the present invention, the upper box, lower box structure can be the structure of this field routine, preferably grillage knot
Structure, and internal includes transverse bulkhead and horizontal baffle.
In the present invention, the roof beam structure can be selected by the common sense and actual demand of this field, be preferably comprised several purlins
Frame.
Wherein, the material of the truss can be selected by the common sense and actual demand of this field, the material of the truss
Preferably 20A I-steel, yield strength 235MPa.
In the present invention, the length and width of the width of the upper beam slab and the lower beam slab can be this field conventional selection,
Preferably, the length of the upper beam slab and the lower beam slab is 10m;The width of the upper beam slab is 1500mm, the underbeam
The width of plate is 1800mm.
In the present invention, the distance that is arranged in parallel between the upper beam slab and lower beam slab can be this field conventional selection, preferably
Ground is 400mm~525mm.
In the present invention, the upper beam slab, the lower beam slab plate thickness can be this field conventional selection, preferably 16mm.
In the present invention, the height of support frame as described above can be this field conventional selection, preferably 12m.
In the present invention, the upper box, lower box size can be this field conventional selection, preferably 7m × 2m ×
2m。
In the present invention, the upper beam slab, the lower beam slab, the upper box, the lower box material be can be ability
Domain conventional selection, preferably steel AH36, yield strength 355MPa.
In the present invention, maximum stress value suffered by the bridge is 44.9MPa, meets allowable stress requirement;The bridge
Midline in the bridge occurs for largest deformation, and deformation maximum value is 4.7mm, and deflection meets engine request.
In the present invention, maximum stress value suffered by support frame as described above is 197MPa, meets allowable stress requirement;The truss institute
It is 159MPa by maximum stress value, meets allowable stress requirement;Midline in cabinet occurs for the largest deformation of support frame as described above,
Deformation maximum value is 16.1mm, is located at the lower box lateral position, meets engine request.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
The reagents and materials used in the present invention are commercially available.
The positive effect of the present invention is that:
1. gallery protecting tool set-up of the invention is avoided that gallery structure collapses under pressure, guarantee the jack-up rigs in land formation
The security implementation of platform sliding launch.
2. an optimal technical scheme of the invention, the bridge is continuous using lateral partitions, the setting side at longitudinal strake interval
Formula while ensure that bridge intensity, reduces across deflection of beam compared with the bridge of the continuous longitudinal strake of traditional setting
Deformation, improves stability.
3. an optimal technical scheme of the invention, support frame are reduced compared with common support construction using truss structure
Material utilization amount alleviates total weight, effectively reduces the pressure to support frame dock bottom, avoids the destruction to dock bottom.
4. an of the invention optimal technical scheme, support frame upper box, lower box are designed as sky cabin structure, using lower box by
The effect upward to buoyancy further mitigates support frame to the pressure of dock bottom.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the gallery protecting tool set-up of embodiment 1.
Fig. 2 is the structural schematic diagram of bridge in the gallery protecting tool set-up of embodiment 1.
Fig. 3 is the structural schematic diagram of support frame in the gallery protecting tool set-up of embodiment 1.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or according to quotient
The selection of product specification.
Embodiment 1
As shown in Figures 1 to 3, the gallery protecting tool set-up of the present embodiment 1, including bridge 1, several support frames 2;Include across 1 beam
Upper beam slab 11 disposed in parallel and lower beam slab 12, the width of upper beam slab 11 are less than the width of lower beam slab 12, upper beam slab 11 and underbeam
Several partitions 14 that several partitions 13 are set along its length between plate 12, and are arranged in the width direction;Support frame 2 includes upper
Cabinet 21, lower box 22, and the roof beam structure 23 being placed between upper box, lower box;One end of bridge 1 is placed in the top of support frame 2
End.
The length of upper beam slab 11 and lower beam slab 12 is on 10m;The width of beam slab 11 is 1500mm, the width of lower beam slab 12
For 1800mm;The distance that is arranged in parallel between upper beam slab and lower beam slab is 450mm;Upper beam slab, lower beam slab plate thickness be 16mm.
Several partitions 13 being arranged in the width direction are uniform intervals setting.
The cross section of bridge is trapezoidal, bridge 1 and the orthogonal setting of support frame 2.
Upper box 21, lower box 22 are framed plate structure, and internal includes transverse bulkhead and horizontal baffle;Upper box, lower box
Size be 7m × 2m × 2m.Roof beam structure 23 includes several truss, and the material of truss is 20A I-steel.
The height of support frame 2 is 12m.
Upper beam slab 11, lower beam slab 12, upper box 21, lower box 22 material be steel AH36.
By finite element analysis, it is as the result is shown 44.9MPa for maximum stress value suffered by bridge, meets allowable stress and want
It asks;The largest deformation of bridge occurs in bridge midline, and deformation maximum value is 4.7mm, and deflection meets engine request.
By finite element analysis, it is as the result is shown 197MPa for maximum stress value suffered by support frame, meets allowable stress and want
It asks;Maximum stress value suffered by truss structure is 159MPa, meets allowable stress requirement;The largest deformation of support frame occurs in cabinet
Midline, deformation maximum value are 16.1mm, are located at lower box lateral position, meet engine request.
Bridge is continuous using lateral partitions, the set-up mode at longitudinal strake interval, with the continuous longitudinal strake of traditional setting
Bridge compare, while ensure that bridge intensity, reduce the bending deformation of bridge, improve stability;Support frame is adopted
Reduce material utilization amount compared with common support construction with truss structure, alleviates total weight, effectively reduce to branch
The pressure of support dock bottom avoids the destruction to dock bottom;Support frame upper box, lower box are designed as sky cabin structure, utilize lower box
The effect upward by buoyancy further mitigates support frame to the pressure of dock bottom.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, many changes and modifications may be made, but these change and
Modification each falls within protection scope of the present invention.
Claims (10)
1. a kind of gallery protecting tool set-up, which is characterized in that including bridge, several support frames;The bridge includes disposed in parallel
Upper beam slab and lower beam slab, the width of the upper beam slab are less than the width of the lower beam slab, the upper beam slab and the lower beam slab it
Between several partitions are set along its length, and are arranged in the width direction several partitions;Support frame as described above include upper box, under
Cabinet, and the roof beam structure being placed between the upper box, lower box;One end of the bridge is placed in the top of support frame as described above.
2. gallery protecting tool set-up as described in claim 1, which is characterized in that the cross section of the bridge is trapezoidal.
3. gallery protecting tool set-up as described in claim 1, which is characterized in that several partitions are uniform intervals setting.
4. gallery protecting tool set-up as described in claim 1, which is characterized in that the lateral partitions of the bridge are continuous, longitudinal row
Plate has interval.
5. gallery protecting tool set-up as described in claim 1, which is characterized in that the bridge with support frame as described above is orthogonal sets
It sets.
6. gallery protecting tool set-up as described in claim 1, which is characterized in that the upper box, lower box are framed plate structure, and
Inside includes transverse bulkhead and horizontal baffle;The roof beam structure includes several truss.
7. gallery protecting tool set-up as described in claim 1, which is characterized in that the material of the truss is 20A I-steel.
8. gallery protecting tool set-up as described in claim 1, which is characterized in that the length of the upper beam slab and the lower beam slab is equal
For 10m;The width of the upper beam slab is 1500mm, and the width of the lower beam slab is 1800mm;The upper beam slab and lower beam slab it
Between be arranged in parallel distance be 400mm~525mm;The upper beam slab, the lower beam slab plate thickness be 16mm.
9. gallery protecting tool set-up as described in claim 1, which is characterized in that the height of support frame as described above is 12m;The top box
Body, lower box size be 7m × 2m × 2m.
10. gallery protecting tool set-up as described in claim 1, which is characterized in that the upper beam slab, the lower beam slab, it is described on
Cabinet, the lower box material be steel AH36.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811269264.1A CN109334895A (en) | 2018-10-29 | 2018-10-29 | Gallery protecting tool set-up |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811269264.1A CN109334895A (en) | 2018-10-29 | 2018-10-29 | Gallery protecting tool set-up |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109334895A true CN109334895A (en) | 2019-02-15 |
Family
ID=65312525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811269264.1A Pending CN109334895A (en) | 2018-10-29 | 2018-10-29 | Gallery protecting tool set-up |
Country Status (1)
Country | Link |
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CN (1) | CN109334895A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204983693U (en) * | 2015-08-21 | 2016-01-20 | 中国五冶集团有限公司 | Hoist device slides in mountain area corridor truss high altitude |
CN205034309U (en) * | 2015-10-10 | 2016-02-17 | 上海外高桥造船有限公司 | Dock |
-
2018
- 2018-10-29 CN CN201811269264.1A patent/CN109334895A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204983693U (en) * | 2015-08-21 | 2016-01-20 | 中国五冶集团有限公司 | Hoist device slides in mountain area corridor truss high altitude |
CN205034309U (en) * | 2015-10-10 | 2016-02-17 | 上海外高桥造船有限公司 | Dock |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190215 |
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RJ01 | Rejection of invention patent application after publication |