CN211735326U - Offshore booster station structure capable of being integrally transported and installed - Google Patents
Offshore booster station structure capable of being integrally transported and installed Download PDFInfo
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- CN211735326U CN211735326U CN202020085528.4U CN202020085528U CN211735326U CN 211735326 U CN211735326 U CN 211735326U CN 202020085528 U CN202020085528 U CN 202020085528U CN 211735326 U CN211735326 U CN 211735326U
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Abstract
The utility model discloses an offshore booster station structure capable of being transported and installed integrally, which comprises a transportation and installation system and a prefabricated structure system consisting of an upper structure of the booster station and a base of the booster station; the upper structure of the booster station comprises three layers of horizontal steel plates, a boosted standing column is connected in a penetrating way, and a retaining ring is fixed at the top end of the standing column; the booster station foundation is I-shaped and comprises a booster station foundation support arranged in the vertical direction, and the booster station foundation support is hollow inside; the bottom of the booster station foundation is of a square cylinder structure with an open lower part, and a plurality of cabin separation plates are arranged in the square cylinder at the bottom of the booster station foundation along the vertical direction; the transportation and installation system comprises a one-step offshore wind turbine transportation and installation ship, wherein four hydraulic cylinders and four cranes are fixed on the installation ship. Adopt this structure can install fast.
Description
Technical Field
The utility model relates to an offshore wind power generation structure especially relates to a marine booster station structure that can wholly transport the installation.
Background
The offshore booster station is a hub for connecting a wind turbine and a land grid, and electric energy generated by all wind driven generators is collected and then is connected to the land grid through a transmitting submarine cable.
The offshore booster station is large in size, complex in structure, high in installation requirement and short in construction period, and the weight of the offshore booster station can reach 3000 t. Compared with the construction of a land wind power plant, the offshore construction difficulty is high and the construction cost is high due to the environmental influences of wind, waves, currents and the like. In addition, the booster station generally adopts a pile foundation, the construction process is complex, the requirement on construction precision is high, and higher requirements are provided for the construction and installation of the offshore booster station.
Therefore, in order to construct and install the offshore booster station more economically, efficiently and safely, an offshore booster station structure capable of being transported and installed integrally is urgently needed.
Disclosure of Invention
An object of the utility model is to overcome prior art's shortcoming, provide a safe high-efficient with marine booster station whole transportation installation to assigned position, once only accomplish the marine booster station structure of transportation installation work, improve marine booster station efficiency of construction, reduce construction cost simultaneously.
The technical scheme of the utility model as follows:
the utility model discloses a marine booster station structure capable of being transported and installed integrally, which comprises a transportation and installation system and a prefabricated structure system consisting of a booster station upper structure and a booster station foundation;
the booster station foundation is I-shaped, the booster station foundation comprises a booster station foundation support arranged in the vertical direction, the booster station foundation support is of a box-shaped structure, a support top plate is arranged on the top wall of the booster station foundation support in the horizontal direction, the support top plate serves as a bottom plate of an upper structure of the booster station, the bottom wall of the booster station foundation support is integrally connected with the top wall of a square tube at the bottom of the booster station foundation, the bottom surface of the square tube at the bottom of the booster station foundation is of an open structure, a plurality of cabin dividing plates are arranged in the square tube at the bottom of the booster station foundation in the vertical direction, the top walls of the cabin dividing plates are fixedly connected with the top wall of the square tube at the bottom of the booster station foundation, water holes are formed in the top wall of the square tube at the bottom of the booster station foundation, and the water holes are connected with a water pumping device through;
the upper structure of the booster station is arranged above a booster station foundation and comprises three layers of horizontal steel plates which are arranged at intervals in parallel from top to bottom, the upper and lower adjacent horizontal steel plates and the bottommost horizontal steel plate are fixedly connected with a supporting top plate through a mouth-shaped steel ring with the same structure, the left side and the right side of the three layers of horizontal steel plates positioned outside the mouth-shaped steel ring are respectively connected with each other through a front booster station upright post and a rear booster station upright post which are arranged along the vertical direction in a penetrating manner, the upper end of each booster station upright post penetrates through the topmost horizontal steel plate and is fixedly connected with the topmost horizontal steel plate, the lower end of each booster station upright post is inserted into a through hole in the supporting top plate and is fixedly connected with the supporting top plate, and the top end of each booster station;
the transportation and installation system comprises a one-step offshore wind turbine transportation and installation ship, two hydraulic cylinders are respectively fixed on a left platform and a right platform at the front side of the one-step offshore wind turbine transportation and installation ship at intervals from front to back, the four hydraulic cylinders are all multi-section telescopic hydraulic cylinders, a crane is respectively arranged on the left platform and the right platform of the one-step type offshore wind turbine transportation and installation vessel which are positioned at the outer side of each hydraulic cylinder, the prefabricated structure system is arranged between the two cranes on the left side and the two cranes on the right side, the rotating arms of the main rods of the four cranes are respectively connected with the upright post retaining rings one by one through steel cables to be suspended and fixed, the ejector rods of the four hydraulic cylinders arranged along the vertical direction are correspondingly arranged under the four upright posts of the booster station one by one, the ejector rod of each hydraulic cylinder can directly support the bottom of the upright post of the booster station, the booster station upright post is connected with a tower of the one-step type offshore wind turbine transportation and installation ship through a rope.
The utility model discloses have following advantage and outstanding effect for prior art:
by means of the offshore wind turbine transportation and installation ship, the offshore booster station with a large size can be safely, efficiently and accurately transported and installed to a specified position at one time, and the problems that the offshore operation period of the booster station is long, the construction precision requirement is high and the like are solved. The offshore booster station foundation support adopted by the utility model adopts a box type structure, has smaller overall weight and is convenient to transport; the utility model utilizes the booster station upright post to prefabricate the offshore booster station and the foundation into a whole, and compared with the existing layered installation mode, the utility model can reduce the offshore operation time in the later period; the utility model discloses an adopt below pneumatic cylinder to support marine booster station stand for the mode of assisting for leading, top loop wheel machine, this kind of mode prior art scheme that compares can show and promote bearing capacity, has reduced equipment cost and technical requirement. The utility model discloses a can satisfy the transportation installation demand of large-scale marine booster station, show improvement marine booster station efficiency of construction and economic nature, have good popularization application prospect.
Drawings
FIG. 1 is an elevation view of the overall transportation installation system of the offshore booster station of the present invention;
fig. 2 is the utility model discloses marine booster station's whole transportation mounting system stereogram.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in the attached drawings, the offshore booster station structure capable of being transported and installed integrally comprises a transportation and installation system and a prefabricated structure system consisting of a booster station upper structure and a booster station foundation;
the booster station foundation is I-shaped and is of a reinforced concrete structure and is prefabricated on the ground. Booster station basis include booster station basis support 2 along vertical direction setting, booster station basis support 2 be the box structure, inside cavity to reduce basis weight. The top wall of booster station foundation support 2 be provided with supporting roof 11 along the horizontal direction, supporting roof 11 as booster station superstructure 1's bottom plate, the diapire of booster station foundation support 2 and the roof of booster station foundation bottom square tube 3 are connected integratively, the bottom surface of booster station foundation bottom square tube 3 be open structure booster station foundation bottom square tube 3 in be provided with a plurality of minutes cabin board 12 along vertical direction in with reinforcing basic stability. The top walls of the plurality of the cabin partitioning plates 12 are fixedly connected with the top wall of the square barrel 3 at the bottom of the booster station foundation, water holes are formed in the top wall of the square barrel 3 at the bottom of the booster station foundation, and the water holes are connected with a water pumping device through a water pumping pipe and sink to the seabed 13 in a water pumping mode; the height of the booster station foundation support 2 is required to ensure that the upper structure 1 of the booster station is still above the sea surface safety height after the foundation settlement is stable;
the booster station upper structure 1 is arranged above a booster station foundation and comprises three layers of horizontal steel plates arranged at intervals in parallel from top to bottom, and the upper and lower adjacent horizontal steel plates and the bottom horizontal steel plate and the supporting top plate 11 are fixedly connected through the same-structure mouth-shaped steel rings. The left sides and the right sides of the three layers of horizontal steel plates positioned outside the mouth-shaped steel ring are respectively connected through the front and the rear two booster station upright posts 5 arranged along the vertical direction in a penetrating manner. The upper end of each booster station upright post 5 penetrates through the horizontal steel plate at the topmost layer and is fixedly connected with the horizontal steel plate at the topmost layer, the lower end of each booster station upright post 5 is inserted into the through hole in the supporting top plate 11 and is fixedly connected with the supporting top plate 11, and the top end of each booster station upright post 5 is respectively fixed with a retaining ring 10 for suspension installation of the integral structure of the booster station.
The transportation and installation system is used for transportation and installation work of the offshore booster station; the transportation installation system comprises a one-step offshore wind turbine transportation installation ship 7, wherein the one-step offshore wind turbine transportation installation ship 7 is used for transporting the prefabricated booster station to a designated sea area in a floating mode, and the existing one-step offshore wind turbine transportation installation ship can be adopted.
Two hydraulic cylinders 6 are respectively fixed on the left platform and the right platform on the front side of the one-step type offshore wind turbine transportation and installation ship 7 at intervals from front to back, the four hydraulic cylinders 6 are multi-section telescopic hydraulic cylinders, one crane is respectively installed on the left platform and the right platform of the one-step type offshore wind turbine transportation and installation ship 7 on the outer side of each hydraulic cylinder 6, and the prefabricated structure system is arranged between the two left cranes and the two right cranes. The rotating arms 8 of the main rods 4 of the four cranes are respectively connected with the upright post retaining rings 10 one by one through steel cables 9 to be suspended and fixed.
The four hydraulic cylinders 6 are arranged under the four booster station upright columns 5 in a one-to-one correspondence manner along the ejector rods arranged in the vertical direction, and the ejector rods of each hydraulic cylinder 6 can directly support the bottoms of the booster station upright columns 5. The weight of the booster station is shared by the hydraulic cylinder 6 and the crane; the four crane main rods 4 are positioned at two sides of the transport and installation ship 7, each hoisting point is positioned right above the booster station upright post 5 by adjusting the rotating arm 8, and the upright post retaining ring 10 is suspended by using a steel cable 9; the booster station upright post 5 is connected with a tower 14 of the one-step type offshore wind turbine transportation and installation ship through a rope, so that the stability of the booster station in the transportation and installation process is enhanced.
The specific embodiment is as follows:
the upper structure 1 of the booster station designed in this embodiment has the dimensions of 30m × 30m × 20m length × width × height and the weight of about 2000t, the dimensions of the base support 2 are 10m × 10m × 22m length × width × height, the dimensions of the base bottom square tube 3 are 30m × 30m × 8m length × width × height, and the total weight of the base is about 3000 t; the booster station is installed in a sea area with the water depth of 17m, and the clearance height of the booster station is 5m after installation is completed; the selected transport and installation ship 7 is a one-step offshore wind turbine transport and installation ship, the size of the ship is 103m multiplied by 50m multiplied by 72m, and the tonnage of the ship is 1.2 ten thousand tons; the selected hydraulic cylinder 6 is a multi-section telescopic hydraulic cylinder, the maximum bearing capacity of a single hydraulic cylinder is 1800t, and the maximum adjustable lifting distance is 20 m; the selected crane 4 is a rotary tower crane, the maximum bearing capacity of a single crane is 200t, and the maximum adjustable lifting distance of the tower crane is 42 m;
in the transportation process, the hydraulic cylinders 6 at 4 positions bear 90% of the total weight of the booster station and the base, and a single hydraulic cylinder bears 1125 t; the crane 4 at 4 bears 10% of the total weight of the booster station and the foundation, and a single crane bears 125 t; in the installation process, the hydraulic cylinders 6 at 4 positions are synchronously decompressed and contracted to enable the booster station and the foundation to stably descend, and the foundation square tube 3 is sunk into the submarine topography 13 by utilizing negative pressure; at the moment, the whole offshore booster station descends by 17m, the supporting top plate is 5m higher than the sea level, and the hydraulic cylinder 6 still has 3m expansion allowance; after the installation is finished, the hydraulic cylinder 6, the steel cable 9 and the installation ship 7 are removed, and water is filled into the tank through the water hole reserved in the booster station foundation support 2, so that the self weight of the foundation is increased, and the stability is enhanced.
The above description of the present invention is provided to facilitate understanding and application of the present invention by those of ordinary skill in the art. It will be apparent to those skilled in the art that various modifications can be easily made to the present invention and applied to other embodiments without the inventive faculty. Therefore, the present invention is not limited to the embodiments herein, and those skilled in the art should understand that modifications and alterations made without departing from the scope of the present invention are within the protection scope of the present invention.
Claims (1)
1. The utility model provides a but offshore booster station structure of whole transportation installation which characterized in that: the system comprises a transportation and installation system and a prefabricated structure system consisting of a booster station upper structure and a booster station base;
the booster station foundation is I-shaped, the booster station foundation comprises a booster station foundation support arranged in the vertical direction, the booster station foundation support is of a box-shaped structure, a support top plate is arranged on the top wall of the booster station foundation support in the horizontal direction, the support top plate serves as a bottom plate of an upper structure of the booster station, the bottom wall of the booster station foundation support is integrally connected with the top wall of a square tube at the bottom of the booster station foundation, the bottom surface of the square tube at the bottom of the booster station foundation is of an open structure, a plurality of cabin dividing plates are arranged in the square tube at the bottom of the booster station foundation in the vertical direction, the top walls of the cabin dividing plates are fixedly connected with the top wall of the square tube at the bottom of the booster station foundation, water holes are formed in the top wall of the square tube at the bottom of the booster station foundation, and the water holes are connected with a water pumping device through;
the upper structure of the booster station is arranged above a booster station foundation and comprises three layers of horizontal steel plates which are arranged at intervals in parallel from top to bottom, the upper and lower adjacent horizontal steel plates and the bottommost horizontal steel plate are fixedly connected with a supporting top plate through a mouth-shaped steel ring with the same structure, the left side and the right side of the three layers of horizontal steel plates positioned outside the mouth-shaped steel ring are respectively connected with each other through a front booster station upright post and a rear booster station upright post which are arranged along the vertical direction in a penetrating manner, the upper end of each booster station upright post penetrates through the topmost horizontal steel plate and is fixedly connected with the topmost horizontal steel plate, the lower end of each booster station upright post is inserted into a through hole in the supporting top plate and is fixedly connected with the supporting top plate, and the top end of each booster station;
the transportation and installation system comprises a one-step offshore wind turbine transportation and installation ship, two hydraulic cylinders are respectively fixed on a left platform and a right platform at the front side of the one-step offshore wind turbine transportation and installation ship at intervals from front to back, the four hydraulic cylinders are all multi-section telescopic hydraulic cylinders, a crane is respectively arranged on the left platform and the right platform of the one-step type offshore wind turbine transportation and installation vessel which are positioned at the outer side of each hydraulic cylinder, the prefabricated structure system is arranged between the two cranes on the left side and the two cranes on the right side, the rotating arms of the main rods of the four cranes are respectively connected with the upright post retaining rings one by one through steel cables to be suspended and fixed, the ejector rods of the four hydraulic cylinders arranged along the vertical direction are correspondingly arranged under the four upright posts of the booster station one by one, the ejector rod of each hydraulic cylinder can directly support the bottom of the upright post of the booster station, the booster station upright post is connected with a tower of the one-step type offshore wind turbine transportation and installation ship through a rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020085528.4U CN211735326U (en) | 2020-01-15 | 2020-01-15 | Offshore booster station structure capable of being integrally transported and installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020085528.4U CN211735326U (en) | 2020-01-15 | 2020-01-15 | Offshore booster station structure capable of being integrally transported and installed |
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| Publication Number | Publication Date |
|---|---|
| CN211735326U true CN211735326U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020085528.4U Active CN211735326U (en) | 2020-01-15 | 2020-01-15 | Offshore booster station structure capable of being integrally transported and installed |
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| Country | Link |
|---|---|
| CN (1) | CN211735326U (en) |
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2020
- 2020-01-15 CN CN202020085528.4U patent/CN211735326U/en active Active
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