Single-column guide frame and operation method suitable for offshore wind power conductor frame foundation construction

Abstract

A single-column guide frame and an operation method suitable for offshore wind power conduit foundation construction, wherein a leveling device 3 is fixed at the bottom of a support frame 2, and a guide frame platform 4 is fixed at the top of the support frame 2; the bottom of a center pile 1 is sunk to the seabed by a vibrating hammer, and the top of the center pile 1 is inserted into the through hole of the support frame 2 to form a complete single-column guide frame; the four corners of the leveling device 3 and the guide frame platform 4 are all provided with engineering pile holes A that penetrate the body thereof; the upper part of the leveling device 3 and the guide frame platform 4 is also provided with a plurality of hydraulic adjustment devices 5, and the verticality of the engineering pile 6 is adjusted by the hydraulic adjustment devices 5. The present invention has the advantages of adapting to large water depths, fast construction speed, low requirements for ship machinery and equipment, and low construction cost.

Description

Technical Field

[0001] The invention relates to the field of wind power, and in particular to a single-column guide frame suitable for offshore wind power conduit foundation construction and an operation method thereof. Background Art

[0002] In recent years, with the development and application of new technologies, new processes and new materials for offshore wind power, offshore wind power sites have been developed farther offshore and deeper in water. The applicable foundation construction processes are mainly single pile foundation and jacket foundation. The construction of the jacket foundation requires a guide frame platform to achieve the precision requirements of the pile foundation. However, at this stage, the guide frame platform faces problems such as long processing cycle, high requirements for ship machinery and equipment, slow construction speed and high construction cost.

[0003] The present invention improves the traditional guide frame platform and provides a single-column guide frame and an operation method suitable for offshore wind power conductor frame foundation construction, which has the advantages of adapting to deep water, fast construction speed, low requirements for ship machinery and equipment, and low construction cost. Summary of the invention

[0004] Therefore, in order to solve the above-mentioned deficiencies, the present invention provides a single-column guide frame and an operation method suitable for offshore wind power conduit foundation construction, which can be used in offshore wind power at greater water depths; it has the advantages of fast construction speed, low requirements for ship machinery and equipment, and low construction cost.

[0005] The technical solution adopted by the present invention to solve its technical problem is:

[0006] A single-column guide frame suitable for offshore wind power conduit foundation construction, comprising a center pile 1, a support frame 2, a leveling device 3, a guide frame platform 4 and a hydraulic adjustment device 5; wherein the leveling device 3 is fixed to the bottom end of the support frame 2, and the guide frame platform 4 is fixed to the top of the support frame 2; the bottom of the center pile 1 is sunk to the seabed by a vibrating hammer, and the top of the center pile 1 is inserted into the through hole of the support frame 2 to form a complete single-column guide frame; the four corners of the leveling device 3 and the guide frame platform 4 are provided with engineering pile holes A that penetrate the body thereof; the upper part of the leveling device 3 and the guide frame platform 4 is also provided with a plurality of hydraulic adjustment devices 5, and the verticality of the engineering pile 6 is adjusted by the hydraulic adjustment devices 5.

[0007] An operating method of a single-column guide frame suitable for offshore wind power conductor frame foundation construction comprises the following steps:

[0008] Step 1: According to the design drawings, the support frame 2, the leveling device 3, the guide frame platform 4 and the hydraulic adjustment device 5 are manufactured; wherein,

[0009] The support frame 2 includes an upper horizontal support frame 21 and a lower horizontal support frame 22. The upper horizontal support frame 21 and the lower horizontal support frame 22 are arranged parallel to each other, and a plurality of vertical support frames 23 are arranged vertically therebetween. An inclined support frame 24 is arranged between adjacent vertical support frames 23 to play a reinforcing role.

[0010] The leveling device 3 includes a leveling device body 31 arranged horizontally, and the bottom of the leveling device body 31 is provided with symmetrically distributed limit blocks 32;

[0011] The guide frame platform 4 includes an upper transverse guide frame 41 and a lower transverse guide frame 42, which are arranged parallel to each other, and a plurality of vertical guide frames 43 are arranged vertically between the upper transverse guide frame 41 and the lower transverse guide frame 42;

[0012] The hydraulic adjustment device 5 includes a hydraulic pump 52, a positioning block 51 is provided on one side of the hydraulic pump 52, a slider 53 is provided on the other side of the hydraulic pump 52, and an engineering pile hole B54 penetrating the slider is provided at the center of the slider 53;

[0013] Step 2: Process and manufacture the center pile 1 according to the design drawings, reserve a center pile through hole on the support frame 2, and fix the leveling device 3 and the hydraulic adjustment device 5 at the designed position of the support frame 2 to form a whole;

[0014] Step 3: Process and manufacture the guide frame platform according to the design drawings, and reserve the engineering pile hole position A on the guide frame platform; fix the guide frame platform on the top of the support frame 2 to form a whole;

[0015] Step 4: Hoist the guide frame platform and the center pile 1 to the transport ship and transport them to the construction site; the crane ship and the transport ship are stationed, accurately locate the center of the jacket foundation, hoist the center pile 1 to the center of the foundation, and vibrate the center pile 1 to the specified elevation with a vibrating hammer; hoist the guide frame platform to the top of the center pile 1, insert the center pile 1 through the through hole, and adjust the position and horizontality of the guide frame platform through the leveling device 3 to meet the design requirements;

[0016] Step 5: The engineering pile 6 passes through the engineering pile hole position A and the engineering pile hole position B54 from top to bottom, and vibrates and sinks like mud to reach the designed elevation. The verticality of the engineering pile 6 is adjusted by the hydraulic adjustment device 5 to meet the installation requirements of the jacket foundation. The present invention also has the following additional technical features:

[0017] As a further specific optimization of the technical solution of the present invention: the support frame 2 includes an upper horizontal support frame 21 and a lower horizontal support frame 22. The upper horizontal support frame 21 and the lower horizontal support frame 22 are arranged parallel to each other, and a plurality of vertical support frames 23 are arranged vertically therebetween. An inclined support frame 24 for reinforcement is arranged between adjacent vertical support frames 23.

[0018] As a further specific optimization of the technical solution of the present invention: the leveling device 3 includes a leveling device body 31 arranged horizontally, and the bottom of the leveling device body 31 is provided with symmetrically distributed limit blocks 32.

[0019] As a further specific optimization of the technical solution of the present invention: the guide frame platform 4 includes an upper transverse guide frame 41 and a lower transverse guide frame 42, the upper transverse guide frame 41 and the lower transverse guide frame 42 are arranged parallel to each other, and a plurality of vertical guide frames 43 are arranged vertically therebetween.

[0020] As a further specific optimization of the technical solution of the present invention: the hydraulic adjustment device 5 includes a hydraulic pump 52, a positioning block 51 is provided on one side of the hydraulic pump 52, a slider 53 is provided on the other side of the hydraulic pump 52, and an engineering pile hole B54 that penetrates the slider is provided at the center of the slider 53.

[0021] As a further specific optimization of the technical solution of the present invention: the leveling device 3 is welded and fixed to the bottom end of the support frame 2; the guide frame platform 4 is welded and fixed to the top of the support frame 2; the top bolts of the center pile 1 fix the support frame 2.

[0022] As a further specific optimization of the technical solution of the present invention: the engineering pile 6 passes through the engineering pile hole position A and the engineering pile hole position B54 in sequence from top to bottom.

[0023] Compared with the prior art, the present invention has the following advantages:

[0024] The center pile is sunk into the seabed by a vibrating hammer, the leveling device is fixed to the bottom of the support frame, the guide frame platform is fixed to the top of the support frame, the center pile is inserted into the through hole of the support frame to form a complete guide frame, and the verticality of the engineering pile 6 is adjusted by a hydraulic adjustment device. The present invention has the advantages of adapting to water depth, fast construction speed, low requirements for ship machinery and equipment, and low construction cost.

[0025] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0028] Figure 2 It is a schematic diagram of the top view of the structure of the present invention;

[0029] Figure 3 It is a schematic structural diagram of the center pile 1 of the present invention;

[0030] Figure 4 It is a structural schematic diagram of the support frame 2 of the present invention;

[0031] Figure 5 It is a schematic diagram of the structure of the leveling device 3 of the present invention;

[0032] Figure 6 It is a structural schematic diagram of the guide frame platform 4 of the present invention;

[0033] Figure 7 It is a structural schematic diagram of a hydraulic adjustment device 5 of the present invention;

[0034] Figure 8 It is a schematic diagram of the structure of the present invention in use state.

[0035] Among them: center pile 1, support frame 2, leveling device 3, guide frame platform 4, hydraulic adjustment device 5, upper horizontal support frame 21, lower horizontal support frame 22, vertical support frame 23, inclined support frame 24, leveling device body 31, limit block 32, upper horizontal guide frame 41, lower horizontal guide frame 42, vertical guide frame 43, positioning block 51, hydraulic pump 52, slider 53, engineering pile hole position B54. DETAILED DESCRIPTION

[0036] The exemplary embodiments disclosed in the present invention will be described in more detail below with reference to the accompanying drawings. These embodiments are intended to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art. Although the exemplary embodiments disclosed in the present invention are shown in the accompanying drawings, it should be understood that the present invention should not be limited by the embodiments described herein.

[0037] A single-column guide frame suitable for offshore wind power conduit foundation construction, comprising a center pile 1, a support frame 2, a leveling device 3, a guide frame platform 4 and a hydraulic adjustment device 5; wherein the leveling device 3 is fixed to the bottom end of the support frame 2, and the guide frame platform 4 is fixed to the top of the support frame 2; the bottom of the center pile 1 is sunk to the seabed by a vibrating hammer, and the top of the center pile 1 is inserted into the through hole of the support frame 2 to form a complete single-column guide frame; the four corners of the leveling device 3 and the guide frame platform 4 are provided with engineering pile holes A that penetrate the body thereof; the upper part of the leveling device 3 and the guide frame platform 4 is also provided with a plurality of hydraulic adjustment devices 5, and the verticality of the engineering pile 6 is adjusted by the hydraulic adjustment devices 5.

[0038] The support frame 2 includes an upper horizontal support frame 21 and a lower horizontal support frame 22. The upper horizontal support frame 21 and the lower horizontal support frame 22 are arranged parallel to each other, and a plurality of vertical support frames 23 are arranged vertically therebetween. An inclined support frame 24 is arranged between adjacent vertical support frames 23 for reinforcement.

[0039] The leveling device 3 comprises a leveling device body 31 which is arranged transversely, and the bottom of the leveling device body 31 is provided with symmetrically distributed limiting blocks 32 .

[0040] The guide frame platform 4 includes an upper transverse guide frame 41 and a lower transverse guide frame 42 . The upper transverse guide frame 41 and the lower transverse guide frame 42 are arranged parallel to each other, and a plurality of vertical guide frames 43 are arranged vertically therebetween.

[0041] The hydraulic adjustment device 5 includes a hydraulic pump 52, a positioning block 51 is provided on one side of the hydraulic pump 52, a slider 53 is provided on the other side of the hydraulic pump 52, and an engineering pile hole B54 that penetrates the slider is provided at the center of the slider 53. The engineering pile 6 passes through the engineering pile hole A and the engineering pile hole B54 in sequence from top to bottom.

[0042] The leveling device 3 is welded and fixed to the bottom end of the support frame 2; the guide frame platform 4 is welded and fixed to the top of the support frame 2; and the top of the center pile 1 is bolted to fix the support frame 2.

[0043] The invention can be applied in relatively deep water and has the advantages of fast construction speed, low requirements on ship machinery and equipment, and low construction cost.

[0044] An operating method of a single-column guide frame suitable for offshore wind power conductor frame foundation construction comprises the following steps:

[0045] Step 1: According to the design drawings, the support frame 2, the leveling device 3, the guide frame platform 4 and the hydraulic adjustment device 5 are manufactured; wherein,

[0046] The support frame 2 includes an upper horizontal support frame 21 and a lower horizontal support frame 22. The upper horizontal support frame 21 and the lower horizontal support frame 22 are arranged parallel to each other, and a plurality of vertical support frames 23 are arranged vertically therebetween. An inclined support frame 24 is arranged between adjacent vertical support frames 23 to play a reinforcing role.

[0047] The leveling device 3 includes a leveling device body 31 arranged horizontally, and the bottom of the leveling device body 31 is provided with symmetrically distributed limit blocks 32;

[0048] The guide frame platform 4 includes an upper transverse guide frame 41 and a lower transverse guide frame 42, which are arranged parallel to each other, and a plurality of vertical guide frames 43 are arranged vertically between the upper transverse guide frame 41 and the lower transverse guide frame 42;

[0049] The hydraulic adjustment device 5 includes a hydraulic pump 52, a positioning block 51 is provided on one side of the hydraulic pump 52, a slider 53 is provided on the other side of the hydraulic pump 52, and an engineering pile hole B54 penetrating the slider is provided at the center of the slider 53;

[0050] Step 2: Process and manufacture the center pile 1 according to the design drawings, reserve a center pile through hole on the support frame 2, and fix the leveling device 3 and the hydraulic adjustment device 5 at the designed position of the support frame 2 to form a whole;

[0051] Step 3: Process and manufacture the guide frame platform according to the design drawings, and reserve the engineering pile hole position A on the guide frame platform; fix the guide frame platform on the top of the support frame 2 to form a whole;

[0052] Step 4: Hoist the guide frame platform and the center pile 1 to the transport ship and transport them to the construction site; the crane ship and the transport ship are stationed, accurately locate the center of the jacket foundation, hoist the center pile 1 to the center of the foundation, and vibrate the center pile 1 to the specified elevation with a vibrating hammer; hoist the guide frame platform to the top of the center pile 1, insert the center pile 1 through the through hole, and adjust the position and horizontality of the guide frame platform through the leveling device 3 to meet the design requirements;

[0053] Step 5: The engineering pile 6 passes through the engineering pile hole position A and the engineering pile hole position B54 from top to bottom in sequence, and vibrates and sinks like mud to reach the designed elevation. The verticality of the engineering pile 6 is adjusted by the hydraulic adjustment device 5 to meet the installation requirements of the jacket foundation.

[0054] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described above in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0055] Therefore, the above detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0056] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0057] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. An operating method for a single-column guide frame suitable for offshore wind power conductor frame foundation construction, characterized in that: The invention comprises a central pile (1), a support frame (2), a leveling device (3), a guide frame platform (4) and a hydraulic adjustment device (5); wherein the leveling device (3) is fixed to the bottom end of the support frame (2), and the guide frame platform (4) is fixed to the top of the support frame (2); the bottom of the central pile (1) is sunk to the seabed by a vibrating hammer, and the top of the central pile (1) is inserted into the through hole of the support frame (2) to form a complete single-column guide frame; the four corners of the leveling device (3) and the guide frame platform (4) are each provided with an engineering pile hole A penetrating through the body thereof; the upper part of the leveling device (3) and the guide frame platform (4) is also provided with a plurality of hydraulic adjustment devices (5), and the verticality of the engineering pile (6) is adjusted by the hydraulic adjustment devices (5); The support frame (2) comprises an upper transverse support frame (21) and a lower transverse support frame (22), the upper transverse support frame (21) and the lower transverse support frame (22) are arranged parallel to each other, a plurality of vertical support frames (23) are arranged vertically therebetween, and an inclined support frame (24) is arranged between adjacent vertical support frames (23) for strengthening. The leveling device (3) comprises a leveling device body (31) arranged transversely, and the bottom of the leveling device body (31) is provided with symmetrically distributed limit blocks (32); The guide frame platform (4) comprises an upper transverse guide frame (41) and a lower transverse guide frame (42), wherein the upper transverse guide frame (41) and the lower transverse guide frame (42) are arranged parallel to each other, and a plurality of vertical guide frames (43) arranged vertically are arranged between the upper transverse guide frame (41) and the lower transverse guide frame (42); The hydraulic adjustment device (5) comprises a hydraulic pump (52), a positioning block (51) is arranged on one side of the hydraulic pump (52), a sliding block (53) is arranged on the other side of the hydraulic pump (52), and an engineering pile hole B (54) penetrating the sliding block is arranged at the center of the sliding block (53); The leveling device (3) is welded and fixed to the bottom end of the support frame (2); the guide frame platform (4) is welded and fixed to the top of the support frame (2); the top bolt of the center pile (1) fixes the support frame (2); The engineering pile (6) passes through the engineering pile hole position A and the engineering pile hole position B (54) in sequence from top to bottom; The operation method of a single-column guide frame applicable to offshore wind power conductor frame foundation construction comprises the following steps: Step (1): Processing and manufacturing a support frame (2), a leveling device (3), a guide frame platform (4) and a hydraulic adjustment device (5) according to the design drawings; wherein: The support frame (2) comprises an upper transverse support frame (21) and a lower transverse support frame (22), the upper transverse support frame (21) and the lower transverse support frame (22) are arranged parallel to each other, a plurality of vertical support frames (23) are arranged vertically therebetween, and an inclined support frame (24) is arranged between adjacent vertical support frames (23) for strengthening. The leveling device (3) comprises a leveling device body (31) arranged transversely, and the bottom of the leveling device body (31) is provided with symmetrically distributed limit blocks (32); The guide frame platform (4) comprises an upper transverse guide frame (41) and a lower transverse guide frame (42), wherein the upper transverse guide frame (41) and the lower transverse guide frame (42) are arranged parallel to each other, and a plurality of vertical guide frames (43) arranged vertically are arranged between the upper transverse guide frame (41) and the lower transverse guide frame (42); The hydraulic adjustment device (5) comprises a hydraulic pump (52), a positioning block (51) is arranged on one side of the hydraulic pump (52), a sliding block (53) is arranged on the other side of the hydraulic pump (52), and an engineering pile hole B (54) penetrating the sliding block is arranged at the center of the sliding block (53); Step (2): Processing and manufacturing the center pile (1) according to the design drawing, reserving a center pile through hole on the support frame (2), and fixing the leveling device (3) and the hydraulic adjustment device (5) at the designed position of the support frame (2) to form a whole; Step (3): Process and manufacture the guide frame platform according to the design drawings, and reserve the engineering pile hole position A on the guide frame platform; fix the guide frame platform to the top of the support frame (2) to form a whole; Step (4): hoisting the guide frame platform and the center pile (1) onto a transport ship and transporting them to the construction site; the crane ship and the transport ship are stationed, accurately locating the center of the jacket foundation, hoisting the center pile (1) to the center of the foundation, and vibrating the center pile (1) with a vibrating hammer to a specified elevation; hoisting the guide frame platform to the top of the center pile (1), inserting the center pile (1) through the through hole, and adjusting the position and horizontality of the guide frame platform by the leveling device (3) to meet the design requirements; Step (5): the engineering pile (6) passes through the engineering pile hole position A and the engineering pile hole position B (54) from top to bottom in sequence, and is vibrated and sunk into the mud to reach the designed elevation. The verticality of the engineering pile (6) is adjusted by the hydraulic adjustment device (5) to meet the installation requirements of the jacket foundation.

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