CN116104136A - Offshore pile foundation scour protection device of umbrella type structure - Google Patents
Offshore pile foundation scour protection device of umbrella type structure Download PDFInfo
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- CN116104136A CN116104136A CN202310267775.4A CN202310267775A CN116104136A CN 116104136 A CN116104136 A CN 116104136A CN 202310267775 A CN202310267775 A CN 202310267775A CN 116104136 A CN116104136 A CN 116104136A
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- fixedly connected
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- 230000007246 mechanism Effects 0.000 claims abstract description 83
- 230000008878 coupling Effects 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000003139 buffering effect Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000002265 prevention Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 238000009991 scouring Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/06—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against corrosion by soil or water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Piles And Underground Anchors (AREA)
- Revetment (AREA)
Abstract
The invention discloses an offshore pile foundation scour prevention device with an umbrella-type structure, and belongs to the technical field of pile foundation scour prevention devices. The utility model provides an offshore pile foundation scour protection device of umbrella formula structure, includes sleeve pipe, concrete strip, second coupling mechanism, buffering coupling mechanism and locking coupling mechanism, a plurality of logical groove has been seted up on the sheathed tube outside, sheathed tube inside slidable mounting has solid fixed ring, gu install the pile foundation in the fixed ring, fixedly connected with a plurality of first rotating member on gu the outside of fixed ring, a plurality of first rotating member and a plurality of logical groove one-to-one, rotate on the first rotating member and install the bracing piece, fixedly connected with a plurality of first coupling mechanism on the sheathed tube bottom outside. The invention effectively solves the problems that the prior offshore pile foundation scour prevention device has large material consumption, long construction period and high cost, can not effectively isolate the water flow around the pile foundation, and is difficult to obtain reliable scour protection effect.
Description
Technical Field
The invention relates to the technical field of scour prevention of pile foundations, in particular to a scour prevention device of an offshore pile foundation with an umbrella structure.
Background
The pile foundation structure in the ocean faces the more complex protection problem, because the arrangement of the pile foundation leads to the acceleration of local water flow speed in the ocean flow field, turbulence and vortex are formed, when the sand carrying force of water flow near the pile foundation is larger than the sand content of incoming flow, the scouring pit near the pile foundation is formed, and the traditional protection scheme comprises stone throwing protection, foundation expanding protection, guard ring protection, pile arranging protection and the like;
the integrity of the stone throwing protection is poor, the maintenance cost and the workload in the application process are large, and particularly when the flow rate is more than 2.5 times of the critical friction flow rate, the stone throwing is buried in the maximum scouring pit, so that the stone throwing layer thoroughly loses the protection effect; expanding the foundation guard will cause a greater extent and depth of scour near the pile foundation as the expanded foundation portion is above the seabed surface; the protection effect of the protection ring is closely related to the distance between the protection ring and the surface of the seabed, and the change of the height of the surface of the seabed increases the distance, so that the protection effect is obviously reduced; the pile row protection has good protection effect on water flow in a specific direction, but the direction of the ocean bottom turbulence is changeable, so that the pile row protection is easy to lose effect;
the engineering measures often need to consume a large amount of materials, have long construction period and high cost, can not effectively isolate the water flow around the pile foundation, and are difficult to obtain reliable scouring protection effect.
Disclosure of Invention
The invention aims to solve the problems of large material consumption, long construction period, high cost, incapability of effectively isolating water flow around a pile foundation and difficulty in obtaining reliable scouring protection effect in the existing design.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an offshore pile foundation scour protection device of umbrella structure, includes sleeve pipe, concrete strip, second coupling mechanism, buffering coupling mechanism and locking coupling mechanism, a plurality of logical groove has been seted up on the sleeve pipe's the outside, sheathed tube inside slidable mounting has solid fixed ring, gu install the pile foundation in the solid fixed ring, gu fixedly connected with a plurality of first rotating member on the outside of fixed ring, a plurality of first rotating member corresponds with a plurality of logical groove one by one, the bracing piece is installed in the rotation on the first rotating member, fixedly connected with a plurality of first coupling mechanism on the bottom outside of sleeve pipe, a plurality of first coupling mechanism is installed on the one end that keeps away from the sleeve pipe, be provided with the round hole on the concrete strip, first coupling mechanism and concrete strip are a set of, still install a plurality of first coupling mechanism and concrete strip on the one end that the concrete strip kept away from first coupling mechanism, install the second coupling mechanism on the one end that the bracing piece kept away from first coupling mechanism, the bracing piece is kept away from on the second coupling mechanism that the one end that the first rotating member was kept away from, the bottom all is fixed connection on the arc sleeve pipe;
the first connecting mechanism comprises a first connecting column, a first mounting hole is formed in the top bottom surface of the first connecting column, an anti-loosening connecting mechanism is mounted on the inner thread of the first mounting hole, a second connecting column is rotatably mounted on one end, close to a sleeve, of the first connecting column, a first concrete mounting groove is formed in one end, far away from the second connecting column, of the first connecting column, a second concrete mounting groove is formed in one end, far away from the first connecting column, of the second connecting column, the concrete strip is matched with the second concrete mounting groove and the first concrete mounting groove, second mounting holes are formed in the top bottom surface of the second connecting column, the first mounting holes and the second mounting holes correspond to round holes formed in the equal concrete strip, an anti-loosening connecting mechanism is mounted in the second mounting holes in a threaded mode, bearings are fixedly mounted on the rotating ends of the first connecting column and the second connecting column, connecting sleeves are jointly matched in the bearings, and the buffer connecting mechanisms penetrate through the same group of first connecting sleeves to be in a circulating mode.
Preferably, the buffer connection mechanism comprises a steel cable, a plurality of limiting plates are fixedly connected to the steel cable, the limiting plates are respectively located on two sides of the connecting sleeves and used for limiting the steel cable, and a plurality of flexible material strips are fixedly connected to the steel cable.
Preferably, the second connecting mechanism comprises a third connecting column, a third concrete installation groove is formed in one end, close to the concrete strip, of the third connecting column, the third concrete installation groove is matched with the concrete strip, a third installation hole is formed in the top surface and the bottom surface of the third connecting column, the anti-loosening connecting mechanism is installed on the internal thread of the third installation hole, a second rotating part is fixedly connected to the top surface of one end, far away from the third concrete installation groove, of the third connecting column, and one end, far away from the sleeve, of the supporting rod is rotatably installed on the second rotating part.
Preferably, the locking coupling mechanism is including screw thread post and interior bolt, the round hole screw thread that the screw thread post activity runs through on third mounting hole and the concrete strip is installed on the base, a plurality of opening has been seted up on the outside of screw thread post, the top fixedly connected with top cap of screw thread post, mounting groove and four recesses have been seted up on the top surface of top cap, four the recess is located the outside of mounting groove and is the cross setting, the inside slidable mounting of screw thread post has the installation sleeve pipe, fixedly connected with a plurality of third rotation piece on the outside top of installation sleeve pipe, a plurality of third rotation piece and a plurality of opening one-to-one, all rotate on the third rotation piece and install the stopper, be provided with a plurality of tooth section on the bottom of stopper.
Preferably, the top fixedly connected with spring of installation sheathed tube, interior bolt activity runs through spring and installation sheathed tube threaded mounting on the base, fixedly connected with spacing ring on the interior bolt, fixedly connected with a plurality of kicking block on the outside of spacing ring, a plurality of kicking block and a plurality of through-hole one-to-one and be located the inside of a plurality of through-hole, the joint is installed the apron on the hood, four lugs of bottom fixedly connected with of apron, four lug and four recess assorts.
Compared with the prior art, the invention provides the offshore pile foundation scour prevention device with the umbrella-shaped structure, which has the following beneficial effects:
1. according to the invention, the umbrella-type structure is arranged on the surface of the pile foundation in advance before the pile foundation is installed, so that the construction is convenient, meanwhile, the characteristics of adapting to the shape of the seabed and attaching to the surface of the seabed can be achieved by designing the connection of a plurality of groups of concrete strips and a first connecting mechanism, and the flexible material strips which are arranged in a step-by-step encryption way from outside to inside are combined with the arc-shaped guide plates, so that the seabed turbulence in different directions can be lifted, the kinetic energy of water can be consumed and reduced, the step-by-step deceleration is performed, the strength of horseshoe vortex and wake vortex around a single pile is weakened or dispersed, in addition, the steel cable and the flexible material strips can deposit sediment wrapped by the seabed turbulence near the pile foundation, so that an environment-friendly seabed sand is formed near the pile foundation, and the pile foundation is secondarily reinforced;
2. through the arrangement of the anti-loosening connecting mechanism, when the anti-loosening device is used, a user connects a second mounting hole on one first connecting mechanism with a first mounting hole on the other first connecting mechanism through a concrete strip, a threaded column movably penetrates through the second mounting hole or the first mounting hole and the concrete strip to be mounted on a base through threads, an inner bolt movably penetrates through a spring and a mounting sleeve to be mounted on the base through threads, the base moves downwards to drive a limiting ring and a top block on the limiting ring to move downwards, the top block moves downwards to drive the limiting block to rotate outwards, so that tooth sections on the limiting block rotate outwards to fix the inner wall of a circular hole of the concrete strip, separation of the concrete strip and the first connecting mechanism caused by seabed turbulence flushing is avoided, the anti-scouring effect of the device is reduced, and the service life of the device is prolonged.
Drawings
FIG. 1 is a schematic diagram of the whole structure of an offshore pile foundation scour protection device with an umbrella structure according to the present invention;
FIG. 2 is a schematic diagram of a buffer connection mechanism of an offshore pile foundation anti-scour device with an umbrella structure according to the present invention;
FIG. 3 is a schematic cross-sectional view of a sleeve of an offshore pile foundation anti-scour device of an umbrella structure according to the present invention;
FIG. 4 is a schematic diagram of a first connection mechanism of an offshore pile foundation anti-scour device with an umbrella structure according to the present invention;
FIG. 5 is a schematic cross-sectional view of a first connection mechanism of an offshore pile foundation anti-scour device with an umbrella structure according to the present invention;
FIG. 6 is a schematic diagram of a second connection mechanism of an offshore pile foundation anti-scour device with an umbrella structure according to the present invention;
FIG. 7 is a schematic diagram of an explosion-proof connection mechanism of an offshore pile foundation anti-scour device with an umbrella structure;
FIG. 8 is a schematic cross-sectional view of a locking mechanism of an anti-scour device for an offshore pile foundation with an umbrella structure.
Description of the figure: 1. a sleeve; 101. a through groove; 102. a fixing ring; 103. a first rotating member; 2. a support rod; 3. a first connection mechanism; 301. a first connection post; 3011. a first concrete installation groove; 302. a first mounting hole; 303. a second connection post; 3031. a second concrete mounting groove; 304. a second mounting hole; 305. a bearing; 306. a connecting sleeve; 4. a concrete strip; 5. a second connection mechanism; 501. a third connecting column; 5011. a third concrete mounting groove; 502. a third mounting hole; 503. a second rotating member; 6. an arc-shaped guide plate; 7. a buffer connection mechanism; 701. a wire rope; 7011. a limiting disc; 702. a strip of flexible material; 8. pile foundation; 9. a locking connection mechanism; 901. a threaded column; 902. a through port; 903. a top cap; 9031. a mounting groove; 9032. a groove; 904. a base; 905. installing a sleeve; 906. a third rotating member; 907. a limiting block; 908. tooth sections; 909. a spring; 910. an inner bolt; 9101. a limiting ring; 9102. a top block; 911. a cover plate; 912. and a bump.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, an offshore pile foundation scour prevention device with an umbrella-type structure comprises a sleeve 1, a concrete strip 4, a second connecting mechanism 5, a buffer connecting mechanism 7 and a locking connecting mechanism 9, wherein a plurality of through grooves 101 are formed in the outer side of the sleeve 1, a fixed ring 102 is slidably installed in the sleeve 1, a pile foundation 8 is installed in the fixed ring 102, a plurality of first rotating members 103 are fixedly connected to the outer side of the fixed ring 102, a supporting rod 2 is rotatably installed on the first rotating members 103, a plurality of first connecting mechanisms 3 are fixedly connected to the outer side of the bottom of the sleeve 1, a concrete strip 4 is installed at one end, far away from the sleeve 1, of the first connecting mechanisms 3 and the concrete strip 4, a plurality of first connecting mechanisms 3 and the concrete strip 4 are also installed at one end, far away from the first connecting mechanisms 3, of the concrete strip 4, a plurality of first connecting mechanisms 5 are installed at one end, far away from the first connecting mechanisms 3, of the second connecting mechanisms 5 are installed at one end, far away from the first connecting mechanisms 3, of the supporting rod 2 is fixedly connected to the outer side of the first connecting plate 2, and the arc-shaped supporting rod 2 is installed at one end, far away from the first connecting mechanism 2, far from the bottom of the first connecting plate 2, and is fixedly connected to the outer side of the supporting rod 2;
the first connecting mechanism 3 comprises a first connecting column 301, a first mounting hole 302 is formed in the top and bottom surfaces of the first connecting column 301, an anti-loosening connecting mechanism 9 is installed on the inner thread of the first mounting hole 302, a second connecting column 303 is rotatably installed on one end, close to the sleeve 1, of the first connecting column 301, a first concrete mounting groove 3011 is formed in one end, far away from the second connecting column 303, of the first connecting column 301, a second concrete mounting groove 3031 is formed in one end, far away from the first connecting column 301, of the second connecting column 303, a concrete strip 4 is matched with the second concrete mounting groove 3031 and the first concrete mounting groove 3011, a second mounting hole 304 is formed in the top and bottom surfaces of the second connecting column 303, the first mounting hole 302 and the second mounting hole 304 correspond to round holes formed in the uniform concrete strip 4, an anti-loosening connecting mechanism 9 is also installed in the second mounting hole 304 in a thread mode, bearings are fixedly installed on the rotating ends of the first connecting column 301 and the second connecting column 303, a joint sleeve 305 is in interference fit with a joint sleeve 306, and the joint sleeve 305 is arranged in the bearings, and the joint sleeve 306 is in the joint sleeve 306 in the joint mode, and the joint sleeve 7 penetrates through the joint sleeve 3 and passes through the joint sleeve 3;
the buffer connection mechanism 7 comprises a steel cable 701, a plurality of limiting discs 7011 are fixedly connected to the steel cable 701, the limiting discs 7011 are respectively positioned on two sides of the connecting sleeves 306 and used for limiting the steel cable 701, a plurality of flexible material strips 702 are fixedly connected to the steel cable 701, and the flexible material strips 702 are arranged in a step-by-step encryption manner from outside to inside, so that the device is changed into a three-dimensional anti-brushing manner from a plane;
the second connecting mechanism 5 comprises a third connecting column 501, a third concrete installation groove 5011 is formed in one end, close to the concrete strip 4, of the third connecting column 501, the third concrete installation groove 5011 is matched with the concrete strip 4, a third installation hole 502 is formed in the top surface and the bottom surface of the third connecting column 501, an anti-loosening connecting mechanism 9 is installed in an internal thread of the third installation hole 502, a second rotating part 503 is fixedly connected to the top surface of one end, far away from the third concrete installation groove 5011, of the third connecting column 501, and one end, far away from the sleeve 1, of the supporting rod 2 is rotatably installed on the second rotating part 503.
When the device is used, a user contacts the bottom of the device with the seabed, places the pile foundation 8 into the sleeve 1, the fixed ring 102 in the sleeve 1 is tightly combined with the pile foundation, the fixed ring 102 moves downwards to drive the first rotating part 103 to move downwards, the first rotating part 103 moves downwards to drive the supporting rod 2 to move downwards, the supporting rod 2 moves downwards to push the concrete strips 4 and the first connecting mechanism 3 on the second connecting mechanism 5 to be unfolded, when the concrete strips 4 and the first connecting mechanism 3 are all unfolded, the device enters a working state, and can be placed on the surface of the pile foundation in advance before the pile foundation is installed through the umbrella-type structure, so that the device is convenient to construct, meanwhile, the characteristics of adapting to the shape of the seabed and being attached to the surface of the seabed can be achieved through the connection of a plurality of groups of concrete strips 4 and the first connecting mechanism 3, and the flexible material strips 702 which are arranged in a step-by-step encryption mode are arranged with the arc-shaped deflector 6 in a combined mode, sea floor turbulence in different directions can be raised, water body kinetic energy is consumed, or water is dispersed, water is in a single pile foundation is unfolded, the horseshoe and wake vortex strength around the pile foundation is weakened, and sand and wake vortex strength are friendly, and the soft wind turbine is formed around the pile foundation is formed, and the sea floor 8 is deposited around the sea floor 8, and the sea floor 8 is in a step-shaped environment is strengthened, and the periphery is in a step-shaped environment, and the sea floor 8 is formed.
Example 2:
referring to fig. 4-8, the difference is based on embodiment 1;
the anti-loosening connecting mechanism 9 comprises a threaded column 901 and an inner bolt 910, wherein the threaded column 901 movably penetrates through a third mounting hole 502 and a round hole on a concrete strip 4 to be mounted on a base 904 through threads, a plurality of through holes 902 are formed in the outer side of the threaded column 901, a top cap 903 is fixedly connected to the top of the threaded column 901, a mounting groove 9031 and four grooves 9032 are formed in the top surface of the top cap 903, the four grooves 9032 are arranged on the outer side of the mounting groove 9031 in a cross manner, a mounting sleeve 905 is slidably mounted in the threaded column 901, a plurality of third rotating pieces 906 are fixedly connected to the top of the outer side of the mounting sleeve 905, the third rotating pieces 906 are in one-to-one correspondence with the through holes 902, limiting blocks 907 are rotatably mounted on the third rotating pieces 906, and a plurality of tooth sections 908 are arranged on the bottom of the limiting blocks 907;
the top fixedly connected with spring 909 of installation sleeve 905, interior bolt 910 activity run through spring 909 and installation sleeve 905 threaded mounting on base 904, fixedly connected with spacing ring 9101 on the interior bolt 910, fixedly connected with a plurality of kicking block 9102 on the outside of spacing ring 9101, a plurality of kicking block 9102 and a plurality of through-hole 902 one-to-one and lie in the inside of a plurality of through-hole 902, the joint is installed apron 911 on the top cap 903, the bottom fixedly connected with four lugs 912 of apron 911, four lugs 912 and four recess 9032 phase-match.
When the device is used, a user connects the second mounting hole 304 on one first connecting mechanism 3 with the first mounting hole 302 on the other first connecting mechanism 3 through the concrete strip 4, the threaded column 901 movably penetrates through the second mounting hole 304 or the first mounting hole 302 and the concrete strip 4 to be mounted on the base 904 through threads, then the inner bolt 910 movably penetrates through the spring 909 and the mounting sleeve 905 to be mounted on the base 904 through threads, the base 904 moves downwards to drive the limit ring 9101 and the top block 9102 on the limit ring 9101 to move downwards, and the top block 9102 moves downwards to drive the limit block 907 to rotate outwards, so that the tooth sections 908 on the limit block 907 rotate outwards to fix the inner wall of the circular hole of the concrete strip 4, separation of the concrete strip 4 and the first connecting mechanism 3 caused by seabed turbulence flushing is avoided, the anti-scouring effect of the device is reduced, and the service life of the device is prolonged.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (5)
1. The utility model provides an offshore pile foundation scour protection of umbrella formula structure, includes sleeve pipe (1), concrete strip (4), second coupling mechanism (5), buffering coupling mechanism (7) and locking coupling mechanism (9), its characterized in that: a plurality of through grooves (101) are formed in the outer side of the sleeve (1), a fixed ring (102) is arranged in the sleeve (1) in a sliding manner, a pile foundation (8) is arranged in the fixed ring (102), a plurality of first rotating parts (103) are fixedly connected to the outer side of the fixed ring (102), the plurality of first rotating parts (103) are in one-to-one correspondence with the plurality of through grooves (101), a supporting rod (2) is rotatably arranged on the first rotating parts (103), a plurality of first connecting mechanisms (3) are fixedly connected to the outer side of the bottom of the sleeve (1), a concrete strip (4) is arranged at one end, far away from the sleeve (1), of the first connecting mechanisms (3) and the concrete strip (4) are in a group, a plurality of first connecting mechanisms (3) and concrete strips (4) are further arranged at one end, far away from the first connecting mechanisms (3), far away from the first connecting mechanisms (5), of the first connecting mechanisms (3) and the concrete strip (4) are arranged at one end, far away from the first connecting mechanisms (3) and the second connecting mechanisms (5), the outer sides of the bottoms of the support rods (2) far away from the sleeve (1) are fixedly connected with arc-shaped guide plates (6);
the first connecting mechanism (3) comprises a first connecting column (301), a first mounting hole (302) is formed in the top and bottom surfaces of the first connecting column (301), an anti-loosening connecting mechanism (9) is mounted in the first mounting hole (302) through internal threads, a second connecting column (303) is rotatably mounted at one end, close to a sleeve (1), of the first connecting column (301), a first concrete mounting groove (3011) is formed in one end, far away from the second connecting column (303), of the first connecting column (301), a second concrete mounting groove (3031) is formed in one end, far away from the first connecting column (301), of the second connecting column (303), a second concrete mounting groove (3031) is formed in one end, far away from the second connecting column (301), of the second connecting column (303), a second mounting hole (304) is formed in the top and bottom surfaces, close to the sleeve (1), of the second connecting column (303), a second mounting hole (304) is formed in the second connecting column (304), a second mounting hole (304) is formed in the second connecting column (301), a second mounting hole (301) is formed in the second connecting column (301), a corresponding to the second concrete mounting groove (3031) and the first concrete mounting groove (3011), a first mounting groove (301) is matched with the first concrete mounting groove (301), a second mounting hole (304), the buffer connection mechanisms (7) penetrate through the connection sleeves (306) on the same group of first connection mechanisms (3) to be circularly arranged.
2. An offshore pile foundation anti-scour apparatus of umbrella structure as claimed in claim 1, wherein: the buffering connecting mechanism (7) comprises a steel cable (701), a plurality of limiting plates (7011) are fixedly connected to the steel cable (701), the limiting plates (7011) are respectively located on two sides of the connecting sleeves (306) and used for limiting the steel cable (701), and a plurality of flexible material strips (702) are fixedly connected to the steel cable (701).
3. An offshore pile foundation anti-scour apparatus of umbrella structure as claimed in claim 1, wherein: the second connecting mechanism (5) comprises a third connecting column (501), a third concrete installation groove (5011) is formed in one end, close to the concrete strip (4), of the third connecting column (501), the third concrete installation groove (5011) is matched with the concrete strip (4), a third installation hole (502) is formed in the top surface and the bottom surface of the third connecting column (501), an anti-loosening connecting mechanism (9) is installed on the internal thread of the third installation hole (502), a second rotating part (503) is fixedly connected to the top surface of one end, far away from the third concrete installation groove (5011), of the third connecting column (501), and one end, far away from the sleeve (1), of the supporting rod (2) is rotationally installed on the second rotating part (503).
4. An offshore pile foundation anti-scour apparatus of umbrella structure according to claim 3, wherein: locking coupling mechanism (9) is including screw thread post (901) and interior bolt (910), round hole screw thread on screw thread post (901) activity run through third mounting hole (502) and concrete strip (4) is installed on base (904), a plurality of through-hole (902) have been seted up on the outside of screw thread post (901), the top fixedly connected with top cap (903) of screw thread post (901), mounting groove (9031) and four recess (9032) have been seted up on the top surface of top cap (903), four recess (9032) are the cross setting in the outside of mounting groove (9031), the inside slidable mounting of screw thread post (901) has installation sleeve (905), fixedly connected with third rotation piece (906) on the outside top of installation sleeve (905), a plurality of third rotation piece (906) and a plurality of through-hole (902) one-to-one, all rotate on third rotation piece (906) and install stopper (907), be provided with tooth section (907) on the bottom of stopper (907).
5. The offshore pile foundation anti-scour apparatus of umbrella structure of claim 4, wherein: the top fixedly connected with spring (909) of installation sleeve (905), interior bolt (910) activity run through spring (909) and installation sleeve (905) threaded mounting on base (904), fixedly connected with spacing ring (9101) on interior bolt (910), fixedly connected with a plurality of kicking block (9102) on the outside of spacing ring (9101), a plurality of kicking block (9102) and a plurality of through-hole (902) one-to-one and be located the inside of a plurality of through-hole (902), joint installs apron (911) on top cap (903), the bottom fixedly connected with four lug (912) of apron (911), four lug (912) and four recess (9032) assorted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310267775.4A CN116104136B (en) | 2023-03-20 | 2023-03-20 | Offshore pile foundation scour protection device of umbrella type structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310267775.4A CN116104136B (en) | 2023-03-20 | 2023-03-20 | Offshore pile foundation scour protection device of umbrella type structure |
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| CN116104136A true CN116104136A (en) | 2023-05-12 |
| CN116104136B CN116104136B (en) | 2023-11-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN110029691A (en) * | 2019-05-08 | 2019-07-19 | 天津大学前沿技术研究院有限公司 | A kind of automatic mounting structure of offshore wind power foundation erosion control brush layer and installation method |
| CN110965569A (en) * | 2019-12-29 | 2020-04-07 | 中国电建集团华东勘测设计研究院有限公司 | Umbrella type anti-scouring structure for offshore wind power single-pile foundation |
| KR20200093381A (en) * | 2019-01-28 | 2020-08-05 | 세현산업 주식회사 | Set anchor bolt |
| CN213018365U (en) * | 2020-08-17 | 2021-04-20 | 沈阳中科航空工业材料科技有限公司 | Metal material cutting device |
| WO2022194891A1 (en) * | 2021-03-15 | 2022-09-22 | Spt Equipment B.V. | Seabed scour protection device for offshore suction pile |
| CN217870448U (en) * | 2022-05-10 | 2022-11-22 | 尹逊立 | Civil engineering construction pile body reinforcing apparatus |
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2023
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| CN108438437A (en) * | 2018-05-15 | 2018-08-24 | 温州利维科技有限公司 | A kind of multifunctional logistics pallet and adjust tool and adjusting method |
| KR20200093381A (en) * | 2019-01-28 | 2020-08-05 | 세현산업 주식회사 | Set anchor bolt |
| CN110029691A (en) * | 2019-05-08 | 2019-07-19 | 天津大学前沿技术研究院有限公司 | A kind of automatic mounting structure of offshore wind power foundation erosion control brush layer and installation method |
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| CN213018365U (en) * | 2020-08-17 | 2021-04-20 | 沈阳中科航空工业材料科技有限公司 | Metal material cutting device |
| WO2022194891A1 (en) * | 2021-03-15 | 2022-09-22 | Spt Equipment B.V. | Seabed scour protection device for offshore suction pile |
| CN217870448U (en) * | 2022-05-10 | 2022-11-22 | 尹逊立 | Civil engineering construction pile body reinforcing apparatus |
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