CN102635131A - Control device for penetration perpendicularity of suction type caisson in model test - Google Patents
Control device for penetration perpendicularity of suction type caisson in model test Download PDFInfo
- Publication number
- CN102635131A CN102635131A CN2012101064552A CN201210106455A CN102635131A CN 102635131 A CN102635131 A CN 102635131A CN 2012101064552 A CN2012101064552 A CN 2012101064552A CN 201210106455 A CN201210106455 A CN 201210106455A CN 102635131 A CN102635131 A CN 102635131A
- Authority
- CN
- China
- Prior art keywords
- suction type
- guide rod
- control device
- type caisson
- sleeve pipe
- 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.)
- Granted
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a control device for the penetration perpendicularity of a suction type caisson in a model test. The control device comprises a positioning plate, a cantilever beam, a sleeve and a guide rod, wherein the cantilever beam is in a horizontal state; one end of the cantilever beam is fixedly connected with the side face of the positioning plate and the other end of the cantilever beam is fixedly connected with the outer surface of the sleeve; the cross section of the guide rod is a plane provided with edges; the sleeve is internally provided with an axial through hole which is matched with the guide rod and the axial through hole of the sleeve is in a vertical state; the sleeve is sleeved at the outer side of the guide rod; the bottom end of the guide rod is provided with a groove and the side wall of the groove is provided with two opposite radial through holes; and the groove is matched with a lifting lug of the suction type caisson. The control device can meet the requirement of the penetration perpendicularity of the suction type caisson in the model test so as to ensure that the suction type caisson can be penetrated in a vertical direction in the model test.
Description
Technical field
The invention belongs to the device that is used for model testing in the ocean engineering field, specifically, relate to a kind of heavy control device of verticality that passes through of model testing suction type caisson that is used for.
Background technology
Ocean platform also is simultaneously the main base that people carry out other offshore production lives as the infrastructure of marine oil and gas development of resources.At present, floating platform is a topmost type in the ocean platform of deep-sea.Floating platform comprises that mainly tension leg platform (TLP) (Tension Leg Platform), floating pillar platform (Spar Platform), floating vessel type produce storage and offloading system (Floating Production Storage and Offload System), semi-submersible type production system (Semi-Submersible Production System), and these floating platform structural shapes generally all are to be connected with basis in being embedded in seabed soil through anchor chain or tendon system.Along with the extensive use of these novel sea platforms, large-scale floating platform structure is in the stable major issue that relates to the engineering success or failure of abyssalbenthic anchoring.For these reasons, suction type laying foundation (Suction Caisson Foundation also claims barrel base) arises at the historic moment.The suction type caisson is the major diameter steel drum structure of a kind of bottom-open, end face sealing, and is provided with the weep hole that connects pumping system at end face.Suction type caisson top is provided with hanger, and hanger links to each other with upper brace through anchor chain or cable.Generally between 3-12m, draw ratio generally changes between 1-10 the diameter of suction type caisson.The suction type laying foundation at first leans on the deadweight of caisson to sink to the seabed certain depth when mounted, after the effective sealing of formation, extracts the interior empty G&W formation negative pressure of caisson out through pumping system again, utilizes the inside and outside pressure differential of caisson to sink to projected depth to caisson.The approval that since self-suction formula laying foundation occurred, its cost was low, the engineering time short, in light weight, offshore construction simple installation, advantage such as reusable obtain world's engineering circle just gradually.
Self-suction formula laying foundation has received the attention of domestic and international academia and engineering circle since coming out always.Very short because of the developing history of suction type laying foundation, and the suction type laying foundation platform that has come into operation is less, so be one of focus of ocean structure basic research about the research of suction type laying foundation.The suction type laying foundation is because of its enormous size, and many during research is main with model testing, when carrying out the model testing of suction type laying foundation, needs to guarantee to go in the vertical injection ground of caisson.Therefore, how guaranteeing in model testing that the heavy verticality of passing through of suction type caisson is important experimental technique problem, also is one of test difficult point.
Summary of the invention
Technical problem:Technical problem to be solved by this invention is: a kind of heavy control device of verticality that passes through of model testing suction type caisson that is used for is provided; This control device can satisfy the heavy requirement of passing through verticality of suction type caisson in the model testing; Guarantee that in model testing the suction type caisson can vertically sink and pass through.
Technical scheme:For solving the problems of the technologies described above, the technical scheme that the present invention adopts is:
A kind of heavy control device of verticality that passes through of model testing suction type caisson that is used for; This control device comprises location-plate, semi girder, sleeve pipe and guide rod; Semi girder is the level of state; One end of semi girder is fixedly connected on the side of location-plate, and the other end of semi girder is fixedly connected on the external surface of sleeve pipe; The cross section of guide rod is the plane that is provided with corner angle; Be provided with the axially extending bore that is complementary with guide rod in the sleeve pipe, this axially extending bore is vertical state; Casing pipe sleeve is in the outside of guide rod; The bottom of guide rod is provided with groove, and the sidewall of groove is provided with two relative radial direction through hole, and groove matches with the hanger of suction type caisson.
Further, describedly be used for that model testing suction type caisson is heavy to pass through the control device of verticality, also comprise gusset, the bottom surface of gusset is fixedly connected on the top of semi girder, and a side of gusset is fixedly connected on the side of location-plate.
Further, describedly be used for that model testing suction type caisson is heavy to pass through the control device of verticality, also comprise limited block, this limited block is fixedly connected on the end face of guide rod, and the base area of limited block is greater than the cross sectional area of the axially extending bore of sleeve pipe.
Further, the height of described sleeve pipe be guide rod height 1/5th to 2/3rds.
Beneficial effect:Compared with prior art, the present invention has following beneficial effect:
1. satisfy the heavy requirement of passing through verticality of suction type caisson in the model testing, guarantee that in model testing the suction type caisson can vertically sink and pass through.Control device of the present invention comprises location-plate, semi girder, sleeve pipe and guide rod.Because the cross section of guide rod is the plane that is provided with corner angle, is provided with the axially extending bore that is complementary with guide rod in the sleeve pipe, the axially extending bore in the sleeve pipe is vertical state.Like this, the guide rod that inserts in the sleeve pipe also just is in vertical state, and guide rod can not take place in sleeve pipe, and dead axle rotates and vertical deflection.Therefore, go in the injection ground that the suction type caisson that is fixedly connected with guide rod can only be vertical.Control device of the present invention satisfies the heavy requirement of passing through verticality of suction type caisson in the model testing, can guarantee that in model testing the suction type caisson can vertically sink and pass through.
2. simple in structure, be easy to installation and removal, be convenient to reuse.Control device of the present invention comprises location-plate, semi girder, sleeve pipe and guide rod.The The whole control device only is made up of these four parts, and the number of parts of composition is few, and is simple in structure.When assembling, adopt dismountable connected mode between guide rod and the suction type caisson, for example be connected with nut with bolt.The suction type caisson is heavy pass through after, can demounting bolt and nut, make the suction type caisson separate with guide rod, utilizing this control device to go to sink to pass through other suction type caissons then.That is to say that control device of the present invention can repeatedly use on different suction type caissons.
3. the suction type caisson sinks and passes through high efficiency, degree of accuracy height.Control device of the present invention, when location-plate is fixed on wall or the member, guarantee semi girder be the level of state with sleeve pipe in axially extending bore when being vertical state, can carry out that the suction type caisson is heavy to pass through work.Pass through in the process heavy, need not to adjust again verticality, simplified to sink and passed through step, accelerated to sink to pass through progress, improved the heavy high efficiency of passing through.In addition, the heavy verticality of passing through of suction type caisson relies on control device of the present invention to realize, has got rid of people's subjective judgement, the heavy degree of accuracy of passing through verticality of the suction type caisson of assurance.
4. applied range.Control device of the present invention is used and is not limited to the heavy control of passing through verticality of suction type caisson in the model testing, equally also is applicable to the heavy control of passing through verticality of other objects in the model testing.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an A-A sectional view among Fig. 1.
Fig. 3 is the assembling sketch map of the present invention and suction type caisson.
Have among the figure: location-plate 1, semi girder 2, sleeve pipe 3, guide rod 4, groove 5, gusset 6, limited block 7, radial direction through hole 8, suction type caisson 9, hanger 10.
The specific embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is carried out detailed explanation.
As depicted in figs. 1 and 2, of the present inventionly a kind ofly be used for that model testing suction type caisson is heavy to pass through the control device of verticality, comprise location-plate 1, semi girder 2, sleeve pipe 3 and guide rod 4.The material of location-plate 1, semi girder 2 and sleeve pipe 3 is preferably made of steel.Steel matter can reduce the deflection of part, makes part keep the shape of self.It is I-shaped that the longitudinal section of semi girder 2 preferably is, and the longitudinal section of semi girder 2 also can be other shapes, for example rectangle certainly.Semi girder 2 is the level of state.One end of semi girder 2 is fixedly connected on the side of location-plate 1, and the other end of semi girder 2 is fixedly connected on the external surface of sleeve pipe 3.The cross section of guide rod 4 is the plane that is provided with corner angle.The cross section of guide rod 4 can not be circular.The cross section of guide rod 4 is preferably regular polygon, for example equilateral triangle, square, regular pentagon.When the cross section of guide rod 4 was regular polygon, guide rod 4 just can not rotate in sleeve pipe 3, and made facility.Be provided with the axially extending bore that is complementary with guide rod 4 in the sleeve pipe 3.This axially extending bore is vertical state.Sleeve pipe 3 is enclosed within the outside of guide rod 4.The shape of cross section of the axially extending bore of sleeve pipe 3 is identical with the shape of cross section of guide rod 4, and sleeve pipe 3 is complementary with guide rod 4.Space between sleeve pipe 3 and the guide rod 4 can be controlled through manufacturing technology.Space between sleeve pipe 3 and the guide rod 4 is more little, and the inclination that guide rod 4 produces in sleeve pipe 3 is just more little, helps more guaranteeing that guide rod 4 is in vertical direction.The bottom of guide rod 4 is provided with groove 5, and the sidewall of groove 5 is provided with two relative radial direction through hole 8, and groove 5 matches with the hanger 10 of suction type caisson 9.It is in order to match with the hanger 10 that is positioned at suction type caisson 9 end faces that groove 5 is set.Be that groove 5 plays the effect that connects suction type caisson 9 and control device of the present invention.
Be the fixing of strengthening connecting between location-plate 1 and the semi girder 2; The described heavy control device of verticality that passes through of model testing suction type caisson that is used for; Also comprise gusset 6, the bottom surface of gusset 6 is fixedly connected on the top of semi girder 2, and a side of gusset 6 is fixedly connected on the side of location-plate 1.Through gusset 6, reduce the suffered moment of flexure of semi girder 2, thereby reduce the distortion of semi girder 2, keep vertical between semi girder 2 and the location-plate to the full extent.
Describedly be used for that model testing suction type caisson is heavy to pass through the control device of verticality, also comprise limited block 7, this limited block 7 is fixedly connected on the end face of guide rod 4, and the base area of limited block 7 is greater than the cross sectional area of the axially extending bore of sleeve pipe 3.Because the base area of limited block 7 is greater than the cross sectional area of the axially extending bore of sleeve pipe 3, limited block 7 can not get in the axially extending bore of sleeve pipe 3.Like this, guide rod 4 just can not pass completely through the axially extending bore of sleeve pipe 3.In addition, limited block 7 is set, helps operating personnel, guide rod 4 is inserted in the axially extending bore of sleeve pipe 3 through holding limited block 7.
Further, the height of described sleeve pipe 3 be guide rod 4 height 1/5th to 2/3rds.Like this, can bring into play the effect of sleeve pipe 3 height on the one hand, thereby reach the purpose of restriction guide rod 4 vertical deflections; On the other hand, the height of sleeve pipe 3 is less than the height of guide rod 4, is suction type caisson 9 like this and being connected of guide rod 4, and applies through guide rod 4 tops and to press down load and make that suction type caisson 9 is heavy and pass through predeterminated position and stayed enough operating spaces.
As shown in Figure 3; The heavy use of passing through the control device of verticality of model testing suction type caisson that is used for of this structure is: the first step; Location-plate 1 is fixed on body of wall or the member; The end face that guarantees semi girder 2 is horizontal, and the axially extending bore in the sleeve pipe 3 that is fixedly connected with semi girder 2 simultaneously is in vertical position; In second step, the bottom of guide rod 4 is inserted the axially extending bore of sleeve pipe 3 from the top of sleeve pipe 3; The 3rd step: the hanger 10 that will be arranged in suction type caisson 9 end faces embeds the groove 5 of guide rod 4 bottoms; And pass two radial direction through hole 8 and hanger 10 on groove 5 sidewalls with a bolt; Tighten with nut; Thereby be fixedly connected hanger 10 and guide rod 4, just be fixedly connected suction type caisson 9 and device of the present invention; The 4th step; Extract air or water in the suction type caisson 9 with vacuum pump through the hole that suction type caisson 9 end faces are provided with; The suction that utilizes inside and outside differential pressure to produce sinks in the ground suction type caisson 9; If pressure reduction can't make suction type caisson 9 sink down into predetermined depth, then apply downward vertical force on the top of guide rod 4, suction type caisson 9 is pressed into predetermined depth; In the 5th step, after suction type caisson 9 reached predetermined depth, dismounting nut and bolt made suction type caisson 9 separate with control device of the present invention.
In the above-mentioned use that is used for the heavy control device that passes through verticality of model testing suction type caisson; Semi girder 2 through level, perpendicular and have the guide rod 4 that axially extending bore and cross section in the sleeve pipe 3 of certain altitude have corner angle with semi girder 2 has guaranteed that guide rod 4 is vertical and dead axle can not take place to rotate and vertical deflection.When with suction type caisson 9 through hanger 10 with after guide rod 4 is fixedly connected, suction type caisson 9 can not rotate and vertically deflection, thereby has guaranteed to go in the injection ground that suction type caisson 9 can only be vertical.
Claims (7)
1. one kind is used for the heavy control device of verticality that passes through of model testing suction type caisson; It is characterized in that; This control device comprises location-plate (1), semi girder (2), sleeve pipe (3) and guide rod (4); Semi girder (2) is the level of state, and an end of semi girder (2) is fixedly connected on the side of location-plate (1), and the other end of semi girder (2) is fixedly connected on the external surface of sleeve pipe (3); The cross section of guide rod (4) is the plane that is provided with corner angle; Be provided with the axially extending bore that is complementary with guide rod (4) in the sleeve pipe (3), this axially extending bore is vertical state; Sleeve pipe (3) is enclosed within the outside of guide rod (4); The bottom of guide rod (4) is provided with groove (5), and the sidewall of groove (5) is provided with two relative radial direction through hole (8), and groove (5) matches with the hanger (10) of suction type caisson (9).
2. according to the described heavy control device of verticality that passes through of model testing suction type caisson that is used for of claim 1; It is characterized in that; Also comprise gusset (6); The bottom surface of gusset (6) is fixedly connected on the top of semi girder (2), and a side of gusset (6) is fixedly connected on the side of location-plate (1).
3. according to the described heavy control device of verticality that passes through of model testing suction type caisson that is used for of claim 1; It is characterized in that; Also comprise limited block (7); This limited block (7) is fixedly connected on the end face of guide rod (4), and the base area of limited block (7) is greater than the cross sectional area of the axially extending bore of sleeve pipe (3).
4. be used for according to claim 1 is described that model testing suction type caisson is heavy to pass through the control device of verticality, it is characterized in that, the height of described sleeve pipe (3) be guide rod (4) height 1/5th to 2/3rds.
5. be used for according to claim 1 is described that model testing suction type caisson is heavy to pass through the control device of verticality, it is characterized in that described location-plate (1), semi girder (2) and sleeve pipe (3) are made of steel.
6. be used for according to claim 1 is described that model testing suction type caisson is heavy to pass through the control device of verticality, it is characterized in that the longitudinal section of described semi girder (2) is I-shaped.
7. be used for according to claim 1 is described that model testing suction type caisson is heavy to pass through the control device of verticality, it is characterized in that the cross section of described guide rod (4) is a regular polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210106455.2A CN102635131B (en) | 2012-04-12 | 2012-04-12 | Control device for penetration perpendicularity of suction type caisson in model test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210106455.2A CN102635131B (en) | 2012-04-12 | 2012-04-12 | Control device for penetration perpendicularity of suction type caisson in model test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102635131A true CN102635131A (en) | 2012-08-15 |
| CN102635131B CN102635131B (en) | 2014-06-11 |
Family
ID=46619698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210106455.2A Expired - Fee Related CN102635131B (en) | 2012-04-12 | 2012-04-12 | Control device for penetration perpendicularity of suction type caisson in model test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102635131B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766238A (en) * | 2004-10-26 | 2006-05-03 | 光洋自动机株式会社 | Dredging device for caisson |
| CN1776119A (en) * | 2004-11-19 | 2006-05-24 | 光洋自动机株式会社 | Caisson structure |
| KR20080073264A (en) * | 2008-04-22 | 2008-08-08 | 주식회사 동아지질 | Sensor apparatus for confirming of filling grout for installing caisson |
| CN202658629U (en) * | 2012-04-12 | 2013-01-09 | 东南大学 | Control device for sinking perpendicularity of suction-type caisson in model test |
-
2012
- 2012-04-12 CN CN201210106455.2A patent/CN102635131B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766238A (en) * | 2004-10-26 | 2006-05-03 | 光洋自动机株式会社 | Dredging device for caisson |
| CN1776119A (en) * | 2004-11-19 | 2006-05-24 | 光洋自动机株式会社 | Caisson structure |
| KR20080073264A (en) * | 2008-04-22 | 2008-08-08 | 주식회사 동아지질 | Sensor apparatus for confirming of filling grout for installing caisson |
| CN202658629U (en) * | 2012-04-12 | 2013-01-09 | 东南大学 | Control device for sinking perpendicularity of suction-type caisson in model test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102635131B (en) | 2014-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI737878B (en) | Floating offshore platform | |
| US12110862B2 (en) | Off shore wind energy installation foundation system | |
| US9004819B2 (en) | Installation method and recovery method for offshore wind turbine | |
| CN206071798U (en) | Wind turbines marine transportation installation ship | |
| US9499240B2 (en) | Floating marine structure | |
| CN108316338B (en) | Suction injection type arc-shaped steel anchor | |
| RU2675349C1 (en) | Floating platform for use of wind energy | |
| GB2524690A (en) | Unitary barrel of steel plate and concrete composite structure, unitary group barrel, and offshore platform | |
| CN102015435A (en) | Column-stabilized offshore platform with water-entrapment plates and asymmetric mooring system for support of offshore wind turbines | |
| US4265568A (en) | Gravity base, jack-up platform - method and apparatus | |
| CN107985516A (en) | A kind of flank extension type dynamic driving anchor | |
| CN107792306B (en) | Buoyancy tower platform | |
| CN109736343A (en) | Offshore wind power foundation, its installation method and wind power generating set | |
| US8770132B2 (en) | Marine wind turbine whole machine | |
| CN103556651A (en) | Precast concrete jacket type offshore wind turbine foundation | |
| CN202658629U (en) | Control device for sinking perpendicularity of suction-type caisson in model test | |
| CN108528638B (en) | Suction injection type arc-shaped combined anchor with wing plates | |
| CN211690420U (en) | Height-adjustable anchoring foundation structure based on bucket foundation | |
| KR20130117486A (en) | Support structure for top side deck jacking | |
| CN102635131B (en) | Control device for penetration perpendicularity of suction type caisson in model test | |
| CN111101496A (en) | Construction process for installing deepwater jacket based on attached pile stabilizing device | |
| CN203866802U (en) | Single-foot column oil production platform | |
| CN201087343Y (en) | Improved tension leg ocean oil gas producing platform | |
| CN205276309U (en) | Anti ice tension leg wind turbine foundation of floating | |
| CN205524857U (en) | Take how much truss -like stand platforms in oil storage tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20170412 |