CN106400730B - A kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus - Google Patents
A kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus Download PDFInfo
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- CN106400730B CN106400730B CN201610947151.7A CN201610947151A CN106400730B CN 106400730 B CN106400730 B CN 106400730B CN 201610947151 A CN201610947151 A CN 201610947151A CN 106400730 B CN106400730 B CN 106400730B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/02—Hydraulic models
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- General Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to offshore platform structure model test fields, a kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus are disclosed, including rigidity test table, movable pedestal, loading equipemtn；Rigidity test table is made of main loading beam, strong longeron, framed plate structure, supporting leg and safety screen；Movable pedestal is mounted on rigidity test table, is made of removable crosspiece, removable hinged-support, cross supporting plate, is suitable for the test specimen of different dimensions；Loading equipemtn includes rigidly fixing end, electro-hydraulic loading device and its control system, edge of a knife hinge, V slot backing plates.The present invention provides a flexible loading spaces, by the equidistant screw hole of setting at the components such as main loading beam, strong longeron, removable crosspiece, are suitable for the requirement of different sample dimensions, operation facility；The test platform structure is collectively formed by big rigidity rigid frame with framed plate structure, and rigidity redundancy is big, reasonable in design, is had interior force self-balanced property, is reduced the requirement to pedestal.
Description
Technical field
The present invention relates to offshore platform structure modeling techniques field, more specifically, being to be related to a kind of jacket to put down
Platform life building corrugated plating shear-carrying capacity model test apparatus.
Background technology
Jacket platform is the primary structure form applied to shallow sea area oil exploitation, upper part life building chunking structure
For the space rigid that beam, column and diagonal brace are formed, welding corrugated plating forms its exterior wall, blast wall and partition wall in rigid frame.Currently, exist
To in the design and check of life building chunking structure, only calculating the intensity and rigidity of special frame structures, and corrugated plating is not considered
Contribution, the way is obviously overly conservative.For the purpose of cost efficiency, consider contribution of the corrugated plating to structure, need to study and
Develop effective simplification and check method.Carry out Reduced-scale model experiment, the shear resistant capacity for exploring corrugated board structures is it
In one of important process.
It is current to there is no the Test And Research Work carried out to corrugated plating form used in the chunking of life building.Traditional field of steel structure is
There is the experimental study that shear behavior is carried out to lead frame corrugated plating.A kind of test method is that frame bottom girder is fixed by ground anchor bolt
In ground, horizontal direction loading is carried out along top beam using jack, large-scale counter force wall provides counter-force to jack.Which needs
Large-scale counter force wall, ground anchor bolt ground etc. are very high to experimental condition and site requirements.Another test method is to test specimen two ends
Freely-supported welds the edge of a wing up and down, and transverse stiffener is welded at bearing and load(ing) point, is vertically loaded using jack, large-scale counter-force
Frame provides counter-force.The test method be suitable for corrugated web beam experiment on Shearing Resistance, test specimen be typical beam, test specimen
It is more elongated, and the corrugated plating ratio of height to thickness as web is small, thus be difficult to be suitable for corrugated plating wall body structure test specimen.
Invention content
The purpose of the present invention is overcoming the shortcomings of in existing corrugated plating shear test technology, propose that one kind is suitable for research and leads
The model test apparatus of pipe support platform life building chunking corrugated plating wall body structure shear-carrying capacity.The loading space that the device provides
Can flexible adaptation in different sample dimensions, the testing stand that is made of the big rigidity rigid frame and framed plate structure internal force during experiment
Self-balancing greatly reduces the requirement to experimental conditions such as ground and counter force walls, and testing stand is the measuring instruments such as displacement meter
Installation provides spatial position, thus has the characteristics that reasonable design, perfect in shape and function, operation are convenient.
In order to solve the above-mentioned technical problem, the present invention is achieved by following technical solution：
A kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus, including rigidity test table, activity
Formula pedestal, loading equipemtn；The rigidity test table includes main loading beam, strong longeron, framed plate structure, supporting leg and safety screen；
The movable pedestal is mounted on the rigidity test table, is made of removable crosspiece, removable hinged-support, cross supporting plate；
The loading equipemtn be mounted on the rigidity test table on, including rigidly fix end, electro-hydraulic loading device and its control system,
Edge of a knife hinge, V slot backing plates；
The homonymy compartment of terrain of the main loading beam is welded with perpendicular two or four strong longerons, the institute positioned at outside
It states strong longeron both ends and is respectively welded supporting leg, equidistant screw hole is provided with along its length at the top of the every strong longeron；It is described
Several framed plate structures are welded in the gap that main loading beam and the strong longeron are formed, and the framed plate structure is made to be indulged by force with described
Beam is spliced into the rigidity test table with flat surface；The framed plate structure avris at the strong longeron both ends is welded with safety catch
Plate；
The removable crosspiece is mounted on the rigidity test table upper surface, and the removable crosspiece bottom corresponds to described
Strong longeron is equipped with screw hole, for being secured by bolts in the strong longeron, to realize the removable crosspiece along the strong longeron
The position of length direction is adjusted；The removable crosspiece back side is horizontally disposed equidistant screw hole, and two described removable
Hinged-support is secured by bolts in the removable crosspiece respectively, to realize the removable hinged-support along the removable crosspiece
The position of horizontal direction is adjusted；The main loading top surface of the beam is provided with equidistant screw hole, the cross supporting plate bottom along its length
Face is secured by bolts in the main loading beam, to realize position tune of the cross supporting plate along the main loading beam length direction
Section；
The end for rigidly fixing end and being arranged on the main loading beam, the electro-hydraulic loading device are supported in described firm
Property fixing end on the inside of, the mandrel ends of the electro-hydraulic loading device are provided with edge of a knife hinge and V slot backing plates；
During experiment, corrugated plating model test piece one end is hingedly installed between two removable hinged-supports, and the other end is solid
Due on the top plate of the cross supporting plate；The electro-hydraulic loading device is by edge of a knife hinge and the V slots backing plate to described
Test specimen carries out horizontal addload.
Wherein, the removable crosspiece is welded by bottom plate, backboard, side plate, top plate, diaphragm plate；The bottom plate and institute
It states top plate to be arranged in parallel up and down, the backboard is connect both sides up and down with the top plate and the bottom plate respectively, described backboard or so
Both ends set the side plate welded simultaneously with the backboard, the top plate, the bottom plate, compartment of terrain between two blocks of side plates
It is provided with several diaphragm plates welded simultaneously with the backboard, the top plate, the bottom plate.
The beneficial effects of the invention are as follows：
Experimental rig of the present invention can be effectively adapted to various types corrugated plating used in jacket platform life building
Shear-carrying capacity model test, the testing stand being made of big rigidity rigid frame and framed plate structure during experiment internal force from flat
Weighing apparatus, overcome well existing test method need the devices such as large-scale counter force wall, ground anchor bolt ground and to experimental condition and
The shortcomings that site requirements is high.
This experimental rig provides a flexible loading space, by main loading beam, strong longeron, removable crosspiece,
The corresponding equidistant screw hole of setting, is suitable for the requirement of different sample dimensions at the components such as removable hinged-support.During experiment, wave
Card model test piece one end is installed on the removable hinged-support, and the other end is fixed on the top plate of the cross supporting plate；
Servo-loader is cut with scissors by the edge of a knife, V slots backing plate carries out horizontal addload, facility easy to operate to test specimen.Examination in this experimental rig
It tests platform structure to be collectively formed with framed plate structure by big rigidity rigid frame, rigidity redundancy is big, simple in structure, reasonable design, manufactures cost
It is low.In addition, the testing stand in this experimental rig also provides spatial position, and both sides are set for the installation of the measuring instruments such as displacement meter
The safety screen put, which can be protected effectively, carries out the potential danger that structure destructive testing is brought, and function is more perfect.
Description of the drawings
Fig. 1 is the axis side of corrugated plating shear-carrying capacity model test apparatus in jacket platform life building provided by the present invention
Figure；
Fig. 2 is facing for jacket platform life building corrugated plating shear-carrying capacity model test apparatus provided by the present invention
Figure；
Fig. 3 is the vertical view of corrugated plating shear-carrying capacity model test apparatus in jacket platform life building provided by the present invention
Figure；
Fig. 4 is the structure diagram of main loading beam and strong longeron；
Fig. 5 is the structure diagram of removable crosspiece.
In above-mentioned figure：1, main loading beam；2, strong longeron；3, framed plate structure；4, supporting leg；5, safety screen；6, it moves
Crosspiece；601, bottom plate；602, backboard；603, side plate；604, top plate；605, diaphragm plate；7, it moves hinged；8, cross supporting plate；
9, rigidly fix end；10, electro-hydraulic loading device；11, edge of a knife hinge；12, V slot backing plates；13, test specimen.
Specific embodiment
For that can further appreciate that invention content, feature and the effect of the present invention, the following examples are hereby given, and coordinates attached drawing
Detailed description are as follows：
As shown in Figure 1 to Figure 3, present embodiment discloses a kind of jacket platform life building corrugated plating shear-carrying capacity models
Experimental rig, mainly including rigidity test table, movable pedestal, loading equipemtn three parts.Rigidity test table includes main loading
Beam 1, strong longeron 2, framed plate structure 3, supporting leg 4 and safety screen 5.Movable pedestal be mounted on rigidity test table on, mainly by
Removable crosspiece 6, removable hinged-support 7, cross supporting plate 8 are formed, and are suitable for the test specimen 13 of different dimensions.Loading equipemtn packet
Include electro-hydraulic loading device 10 and its control system, edge of a knife hinge 11, V slots backing plate 12.
As shown in figure 4, main loading beam 1 is set as one, it is made of big rigidity i-shape steel beam or steel beam with box shape.Strong longeron
2 are set as two or four, and every strong longeron 2 is made of the i-shape steel beam of a greater stiffness.More strong longeron 2 is spaced
Setting and the same side for being vertically welded in main loading beam 1, a branch is respectively welded positioned at the both ends of the strong longeron 2 in outside
Support leg 4.It is equally spacedly provided with several bolts hole along its length at the top flange of every strong longeron 2, for installing and adjusting
The position of the removable crosspiece 6 of section.Framed plate structure 3 is the entirety being made of horizontal secondary beam, vertical secondary beam with plate welding, polylith grillage knot
In the same plane being welded between main loading beam 1 and strong longeron 2 of structure 3 side by side, formed with strong longeron 2 with flat surface
Rigidity test table.3 avris of framed plate structure at strong 2 both ends of longeron is welded with safety screen 5.
As shown in figure 5, removable crosspiece 6 is welded by bottom plate 601, backboard 602, side plate 603, top plate 604, diaphragm plate 605
It forms.Bottom plate 601 and top plate are arranged in parallel about 604, and backboard connects both sides of the edge about 602 with top plate 604 and bottom plate 601 respectively
It connects, the left and right ends of backboard 602 are provided with the side plate 603 welded simultaneously with backboard 602, top plate 604, bottom plate 601, and two pieces parallel
Side plate 603 between be positioned apart from several diaphragm plates 605 welded simultaneously with backboard 602, top plate 604, bottom plate 601.It can
The above structure of mobile crosspiece 6 can be that removable hinged-support 7 provides enough rigidity and counter-force support.Removable crosspiece 6
Bottom plate 601 is equipped with bolt hole in the position corresponding to strong longeron 2, and removable crosspiece 6 is fixed on strong longeron 2 for passing through bolt
Bolt hole on, to realize that removable crosspiece 6 is adjusted along the position of strong 2 length direction of longeron.The backboard 602 of removable crosspiece 6
It is equally spaced from being provided with several bolts hole in the horizontal direction, two removable hinged-supports 7 are secured by bolts in respectively can
On the backboard 602 of mobile crosspiece 6, to realize that removable hinged-support 7 is adjusted along the position of removable 6 horizontal direction of crosspiece.In addition,
It is equally spaced from being provided with several bolts hole along its length at the top flange of main loading beam 1, the bottom plate of cross supporting plate 8 leads to
It crosses bolt and is fixed on the bolt hole, to realize that cross supporting plate 8 is adjusted along the position of main 1 length direction of loading beam.
As shown in figure 4, end 9 is rigidly fixed by vertically arranged girder steel (with main 1 same cross-sectional of loading beam) and is welded on this
Ribbed stiffener in girder steel is formed, and one end end of main loading beam 1 is arranged on, for supporting electro-hydraulic loading device 10.It is electro-hydraulic to watch
It takes loader 10 and is installed on and rigidly fix 9 inside of end, the mandrel ends of electro-hydraulic loading device 10 are provided with edge of a knife hinge 11 and V slots
Backing plate 12.
During experiment, 13 one end of corrugated plating model test piece is installed between two removable hinged-supports 7, and the other end is fixed
In on the top plate of cross supporting plate 8.Electro-hydraulic loading device 10 is cut with scissors by the edge of a knife, V slots backing plate carries out horizontal addload to test specimen 13.Tool
Body experiment process is as follows：
1. according to the relative position of each component of 13 size adjuster of corrugated plating test specimen.Particularly, it is tried according to corrugated plating
13 length of part adjusts the lengthwise position of removable crosspiece 6, blending bolt fastening along strong longeron 2；It is removable according to specimen width edge
The backboard 602 of crosspiece 6 adjusts the lateral position that blending bolt fixes removable hinged-support 7, and blending bolt is adjusted along main loading beam 1
The position of fixed cross supporting plate 8.
2. corrugated plating test specimen 13 to be measured is installed on testing stand.Particularly, one end of test specimen 13 is articulated with two
On removable hinged-support 7, simultaneously bolt is fixed on the top plate of cross supporting plate 8 for other end bearing.
3. measuring device is installed in corrugated plating test specimen 13 to be measured.Particularly, it according to experiment outline, is tried in corrugated plating to be measured
Foil gauge, installation displacement meter etc. are pasted in 13 corresponding position of part, and access data collecting system.
4. in 10 mandril front end of electro-hydraulic loading device installation edge of a knife hinge 11 and V slots backing plate 12, electro-hydraulic loading is adjusted
10 mandril of device makes it apply suitable preload pressure at 13 load(ing) point of test specimen.
5. connection and debugging loading and measuring system, check and carry out experiment.
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited in upper
The specific embodiment stated, above-mentioned specific embodiment is only schematical, be not it is restricted, this field it is common
Technical staff is not departing from present inventive concept and scope of the claimed protection, may be used also under the enlightenment of the present invention
By make it is many in the form of specific transformation, within these are all belonged to the scope of protection of the present invention.
Claims (2)
1. a kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus, which is characterized in that including rigid examination
Test platform, movable pedestal, loading equipemtn；The rigidity test table include main loading beam, strong longeron, framed plate structure, supporting leg and
Safety screen；The movable pedestal is mounted on the rigidity test table, by removable crosspiece, removable hinged-support, cross
Supporting plate is formed；The loading equipemtn be mounted on the rigidity test table on, including rigidly fix end, electro-hydraulic loading device and its
Control system, edge of a knife hinge, V slot backing plates；
The homonymy compartment of terrain of the main loading beam is welded with perpendicular two or four strong longerons, positioned at the described strong of outside
Longeron both ends are respectively welded supporting leg, and equidistant screw hole is provided with along its length at the top of the every strong longeron；The master adds
Several framed plate structures are welded in the gap that carrier beam and the strong longeron are formed, and the framed plate structure is made to be spelled with the strong longeron
It is connected in the rigidity test table with flat surface；The framed plate structure avris at the strong longeron both ends is welded with safety screen；
The removable crosspiece is mounted on the rigidity test table upper surface, and the removable crosspiece bottom corresponds to described strong vertical
Beam is equipped with screw hole, for being secured by bolts in the strong longeron, to realize the removable crosspiece along the strong longeron length
The position in direction is adjusted；The removable crosspiece back side is horizontally disposed equidistant screw hole, and two described removable hinged
Seat is secured by bolts in the removable crosspiece respectively, to realize that the removable hinged-support is horizontal along the removable crosspiece
The position in direction is adjusted；The main loading top surface of the beam is provided with equidistant screw hole along its length, and the cross supporting plate bottom surface leads to
It crosses bolt and is fixed on the main loading beam, to realize that the cross supporting plate is adjusted along the position of the main loading beam length direction；
The end for rigidly fixing end and being arranged on the main loading beam, the electro-hydraulic loading device are supported in the rigidity and consolidate
On the inside of fixed end, the mandrel ends of the electro-hydraulic loading device are provided with edge of a knife hinge and V slot backing plates；
During experiment, corrugated plating model test piece one end is hingedly installed between two removable hinged-supports, and the other end is fixed on
On the top plate of the cross supporting plate；The electro-hydraulic loading device is by edge of a knife hinge and the V slots backing plate to the test specimen
Carry out horizontal addload.
2. a kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus according to claim 1,
It is characterized in that, the removable crosspiece is welded by bottom plate, backboard, side plate, top plate, diaphragm plate；The bottom plate and the top
Plate is arranged in parallel up and down, and the backboard is connect both sides up and down with the top plate and the bottom plate respectively, the backboard left and right ends
The side plate welded simultaneously with the backboard, the top plate, the bottom plate is set, is positioned apart between two blocks of side plates
There are several diaphragm plates welded simultaneously with the backboard, the top plate, the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947151.7A CN106400730B (en) | 2016-10-26 | 2016-10-26 | A kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947151.7A CN106400730B (en) | 2016-10-26 | 2016-10-26 | A kind of jacket platform life building corrugated plating shear-carrying capacity model test apparatus |
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| Publication Number | Publication Date |
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| CN106400730A CN106400730A (en) | 2017-02-15 |
| CN106400730B true CN106400730B (en) | 2018-07-10 |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002013246A (en) * | 2000-04-28 | 2002-01-18 | Daido Steel Sheet Corp | Structure of sandwich panel and floor, and multistoried building |
| CN103216025A (en) * | 2013-04-02 | 2013-07-24 | 河海大学 | Corrugated plate shear wall for high-intensity earthquake areas |
| CN205168824U (en) * | 2015-12-10 | 2016-04-20 | 中国石油大学(华东) | Whole installing the system that dismantles of marine fixed platform jacket |
| CN206127970U (en) * | 2016-10-26 | 2017-04-26 | 中国海洋石油总公司 | Jacket platform life building buckled plate bearing capacity model test device that shears |
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Address after: 100027 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: Shanghai Branch of China National Offshore Oil Corporation Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: Shanghai Branch of China National Offshore Oil Corporation Patentee before: China National Offshore Oil Corporation |