CN219175311U - Land wind power box transformer substation foundation - Google Patents
Land wind power box transformer substation foundation Download PDFInfo
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- CN219175311U CN219175311U CN202320261475.0U CN202320261475U CN219175311U CN 219175311 U CN219175311 U CN 219175311U CN 202320261475 U CN202320261475 U CN 202320261475U CN 219175311 U CN219175311 U CN 219175311U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides a land wind power box transformer foundation, which comprises a box transformer foundation platform, four prefabricated tubular piles and a prefabricated accident oil pool, wherein the box transformer foundation platform is a steel structure platform and is arranged above the ground; the four prefabricated pipe piles are arranged at the bottom of the box transformer foundation platform in a square shape, the top ends of the prefabricated pipe piles are respectively connected and fixed with the box transformer foundation platform, and the bottom of each prefabricated pipe pile is respectively buried under the ground; the prefabricated accident oil pool is arranged on the ground below the box transformer foundation platform, and two oil pool reserved holes are formed in the bottom plate of the prefabricated accident oil pool, wherein two prefabricated pipe piles respectively penetrate through the two oil pool reserved holes. The land wind power box transformer substation foundation provided by the utility model reduces the intersection operation in the construction process, is convenient to transport and construct on site, effectively improves the construction efficiency, greatly reduces the construction traffic safety period, and does not have the problem that the internal electronic elements of the box transformer substation are damaged due to the water stored in the box transformer substation foundation.
Description
Technical Field
The utility model relates to the technical field of box transformer foundations, in particular to a land wind power box transformer foundation.
Background
In the new energy wind power station construction process, along with the fact that the capacity of a single fan is larger and larger, the built-in box transformer is not suitable for the existing situation, the fan matched boost box transformer is arranged on the outer side of a fan foundation, in order to save permanent land, cables from the fan to the box transformer are reduced, economic cost is saved, and the fan matched box transformer is often arranged nearby the fan foundation.
In the fan hoisting process, the factors such as the radius of crane operation, hub assembly and the like are involved, if a box transformer foundation and a box transformer are installed in advance, the problem that hoisting operation is limited often exists, and therefore box transformer foundation construction and box transformer installation can only be carried out after the fan hoisting operation is completed.
At present, the traditional cast-in-place concrete frame box transformer substation foundation has the problem that the concrete life is long, and box transformer substation construction cannot be performed in time after a fan is hoisted, so that the construction progress is affected; the existing prefabricated concrete frame box transformer substation foundation has the problems of inconvenient transportation, large installation risk factors and the like, the box transformer substation foundation needs cushion layer construction, and the prefabricated concrete frame box transformer substation foundation construction progress is restricted if surface water is shallower.
Disclosure of Invention
The utility model aims to provide a land wind power box transformer foundation, which can solve the problem of longer construction period of the traditional cast-in-place concrete frame box transformer foundation and the problems of inconvenient transportation and difficult installation of the traditional precast concrete frame box transformer foundation.
The utility model provides a land wind power box transformer substation foundation, which comprises:
the box transformer foundation platform is a steel structure platform and is arranged above the ground;
the four prefabricated pipe piles are arranged at the bottom of the box transformer foundation platform in a square shape, the top ends of the prefabricated pipe piles are respectively connected and fixed with the box transformer foundation platform, and the bottom of each prefabricated pipe pile is respectively buried under the ground;
the prefabricated accident oil pool is arranged on the ground below the box transformer foundation platform, and two oil pool reserved holes are formed in the bottom plate of the prefabricated accident oil pool, wherein two prefabricated pipe piles respectively penetrate through the two oil pool reserved holes correspondingly.
According to the land wind power box transformer substation foundation provided by the utility model, the box transformer substation foundation platform comprises a steel structure platform frame and a platform steel plate arranged on the steel structure platform frame, and the lower surface of the platform steel plate is welded with the steel structure platform frame.
According to the land wind power box transformer substation foundation provided by the utility model, the steel structure platform frame is a rectangular frame formed by welding a plurality of H-shaped steels, a plurality of channel steels and a plurality of angle steels.
According to the land wind power box transformer substation foundation provided by the utility model, a rectangular opening for a cable to pass through is formed in the center position of a box transformer substation foundation platform; and the box transformer foundation platform is also provided with an oil leakage hole, and the oil leakage hole is positioned above the prefabricated accident oil pool.
According to the land wind power box transformer substation foundation provided by the utility model, one side of the box transformer substation foundation platform is provided with the steel ladder.
According to the land wind power box transformer substation foundation provided by the utility model, the guardrail is detachably arranged on the upper part of the peripheral edge of the box transformer substation foundation platform, and the maintenance access door is arranged on the guardrail at the position corresponding to the steel ladder.
According to the land wind power box transformer substation foundation provided by the utility model, the filtering filler or the grouting filler is filled between the prefabricated pipe pile and the oil pool reserved hole.
According to the land wind power box transformer substation foundation provided by the utility model, the side wall of the prefabricated accident oil pool is provided with the oil drain port, and the oil drain port is provided with the oil drain port valve.
According to the land wind power box transformer substation foundation provided by the utility model, the lower part of the peripheral edge of the box transformer substation foundation platform is detachably provided with the platform plugging steel plate, and the platform plugging steel plate is provided with the platform plugging access door.
According to the land wind power box transformer substation foundation provided by the utility model, the top ends of the prefabricated pipe piles are respectively fixedly provided with the pipe pile steel plates, and the pipe pile steel plates are welded with the bottom of the box transformer substation foundation platform; and a reinforcing rib plate is further connected between the upper part of the precast tubular pile and the bottom of the box transformer foundation platform.
The land wind power box transformer foundation comprises a box transformer foundation platform, four prefabricated tubular piles and a prefabricated accident oil pool, wherein the box transformer foundation platform is a steel structure platform and is arranged above the ground; the four prefabricated pipe piles are arranged at the bottom of the box transformer foundation platform in a square shape, the top ends of the prefabricated pipe piles are respectively connected and fixed with the box transformer foundation platform, and the bottom of each prefabricated pipe pile is respectively buried under the ground; the prefabricated accident oil pool is arranged on the ground below the box transformer foundation platform, and two oil pool reserved holes are formed in the bottom plate of the prefabricated accident oil pool, wherein the two prefabricated pipe piles respectively penetrate through the two oil pool reserved holes; that is, can support for case change basic platform through four precast tubular piles, can make case change basic platform set up in the position department of certain height from ground to avoid case change inside electronic component's the phenomenon that water stored in the basis of case change causes the case to become the damage of wetting takes place, because case change basic platform adopts steel construction platform, consequently can prefabricate in advance before the site operation and accomplish, and be convenient for transport, because precast tubular pile and prefabricated accident oil pool are the prefabricated construction, consequently can directly assemble at the job site. Therefore, the land wind power box transformer substation foundation, the box transformer substation foundation platform, the prefabricated pipe piles and the prefabricated accident oil pool can be prefabricated in advance, so that the cross operation in the construction process is reduced, the transportation is convenient, the site construction and the installation are more convenient, the construction efficiency is effectively improved, the earth construction cross-installation period is greatly reduced, and the problem that the internal electronic elements of the box transformer substation are damaged due to moisture in the water stored in the box transformer substation foundation is solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a land wind power plant foundation of the present utility model;
FIG. 2 is a top view of the foundation of the land wind power plant box transformer of the present utility model;
FIG. 3 is a schematic diagram of the installation of a box transformer foundation platform and prefabricated pipe piles in a land wind power box transformer foundation according to the utility model;
FIG. 4 is a top view of a steel structure platform frame in the land wind turbine foundation of the present utility model;
FIG. 5 is a schematic installation view of a platform plugging steel plate in a land wind power box transformer substation foundation according to the utility model;
FIG. 6 is a top view of a prefabricated accident oil pool in the land wind turbine foundation of the present utility model;
FIG. 7 is a cross-sectional view of a prefabricated accident oil pool in a land wind turbine foundation of the present utility model.
Reference numerals illustrate:
1. a box transformer foundation platform; 101. a steel structure platform frame; 102. a platform steel plate; 103. a rectangular opening; 104. oil leakage holes; 11. h-shaped steel; 12. channel steel; 13. angle steel; 2. prefabricating an accident oil pool; 201. an oil pool preformed hole; 202. an oil drain port; 203. an oil drain port valve; 3. prefabricating a tubular pile; 31. a tubular pile steel plate; 4. ground surface; 5. a steel ladder; 6. guard bars; 7. a platform is used for plugging the steel plate; 701. the platform plugs the access door; 8. reinforcing rib plates; 9. and (5) hooping.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element 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 utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 7, the land wind power box transformer substation foundation according to the embodiment of the utility model comprises a box transformer substation foundation platform 1, a prefabricated accident oil pool 2 and four prefabricated pipe piles 3, wherein the box transformer substation foundation platform 1 is a steel structure platform, and the box transformer substation foundation platform 1 is arranged above the ground 4. Four precast tubular piles 3 are square to be arranged at the bottom of the box transformer substation foundation platform 1, the top ends of the precast tubular piles 3 are respectively connected and fixed with the box transformer substation foundation platform 1, and the bottom of each precast tubular pile 3 is respectively buried under the ground 4. Wherein the prefabricated accident oil pool 2 is arranged on the ground 4 below the box transformer foundation platform 1, two oil pool reserved holes 201 are arranged on the bottom plate of the prefabricated accident oil pool 2, and two prefabricated pipe piles 3 respectively penetrate through the two oil pool reserved holes 201.
That is, according to the land wind power box transformer substation foundation disclosed by the embodiment of the utility model, the four prefabricated pipe piles 3 are arranged for supporting the box transformer substation foundation platform 1, so that the box transformer substation foundation platform 1 can be arranged at a position with a certain height from the ground 4, and the phenomenon that the electronic elements in the box transformer substation are damaged due to moisture in the box transformer substation foundation is avoided. Because the box transformer foundation platform 1 adopts a steel structure platform, the box transformer foundation platform can be prefabricated in advance before site operation, and is convenient to transport and site operation. Because the prefabricated pipe pile 3 and the prefabricated accident oil pool 2 are both in prefabricated structures, the prefabricated pipe pile can be directly assembled on a construction site, and the construction is convenient.
During construction, the prefabricated accident oil pool 2 is firstly installed at a preset ground position, then four prefabricated pipe piles 3 are installed, two of the prefabricated pipe piles 3 correspondingly penetrate through two oil pool reserved holes 201 of the prefabricated accident oil pool 2 and then are buried under the ground 4, the bottoms of the other two prefabricated pipe piles 3 are buried and arranged at the corresponding positions of the ground 4, at the moment, the tops of the four prefabricated pipe piles 3 are located at a certain height position away from the ground 4, then the box transformer foundation platform 1 is installed at the tops of the four prefabricated pipe piles 3, and the tops of the prefabricated pipe piles 3 are welded and fixed with the box transformer foundation platform 1 respectively.
Therefore, the land wind power box transformer substation foundation disclosed by the embodiment of the utility model has the advantages that as the box transformer foundation platform 1, the prefabricated accident oil pool 2 and the prefabricated pipe piles 3 can be prefabricated in advance, the cross operation in the construction process is reduced, the transportation is convenient, the site construction and installation are more convenient, the construction difficulty is reduced, the construction efficiency is effectively improved, the earth construction cross-installation period is greatly reduced, and the problem that the internal electronic elements of the box transformer substation are damaged due to the fact that water is stored in the box transformer foundation is avoided. By adopting the land wind power box transformer foundation provided by the embodiment of the utility model, the construction period of the whole box transformer foundation can be shortened to one day to finish delivery and use.
Specifically, the precast tubular pile 3 may be a precast PC tubular pile, and the precast accident oil pool 2 may be a reinforced concrete precast oil pool.
In some embodiments of the present utility model, the box transformer foundation platform 1 includes a steel structure platform frame 101 and a platform steel plate 102 provided on the steel structure platform frame 101, and a lower surface of the platform steel plate 102 is welded to the steel structure platform frame 101. Wherein a rectangular opening 103 is provided at the central position of the box transformer base platform 1 for the passage of cables.
Specifically, the steel structure platform frame 101 is a rectangular frame formed by welding a plurality of H-section steel 11, a plurality of channel steel 12, and a plurality of angle steel 13.
The channel steel 12 includes an outer ring channel steel 12A and an inner ring channel steel 12B, where the outer ring channel steels 12A are connected to form a rectangular outer ring of the steel structure platform frame 101, and the inner ring channel steels 12B are connected to form a rectangular inner ring of the steel structure platform frame 101, and the rectangular inner ring is the rectangular opening 103.
The H-shaped steel 11 comprises two first H-shaped steel 11A which are transversely arranged and two second H-shaped steel 11B which are longitudinally arranged, two ends of each first H-shaped steel 11A are correspondingly welded with the left side and the right side of the outer ring channel steel 12A respectively, two ends of each second H-shaped steel 11B are correspondingly welded with the front side and the rear side of the outer ring channel steel 12A respectively, a rectangular structure is formed by encircling the two first H-shaped steels 11A and the two second H-shaped steels 11B, and a plurality of inner ring channel steels 12B are welded with the inner side of the rectangular structure to form a rectangular opening 103.
The angle steel 13 includes a plurality of first angle steels 13A and a plurality of second angle steels 13B, wherein the first angle steels 13A and the second angle steels 13B are arranged transversely, each first angle steel 13A is welded between an outer ring channel steel 12A and a second H-shaped steel 11B, and each second angle steel 13B is welded between an outer ring channel steel 12A and a first H-shaped steel 11A.
In order to improve the overall structural strength of the steel structural platform frame 101, a third H-section steel 11C may also be welded in the rectangular opening 103.
In some embodiments of the present utility model, an oil leakage hole 104 is further formed in the platform steel plate 102 of the box transformer base platform 1, and the oil leakage hole 104 is located above the prefabricated accident oil pool 2, so that the oil leakage on the platform steel plate 102 can fall into the prefabricated accident oil pool 2 through the oil leakage hole 104 for collection.
In some embodiments of the utility model, a steel ladder 5 is arranged on one side of the box transformer substation base platform 1, so that personnel can climb the box transformer substation base platform 1 conveniently.
In some embodiments of the present utility model, a fence 6 is detachably installed at an upper portion of the outer peripheral edge of the box transformer substation base platform 1, and a maintenance access door is provided on the fence 6 at a position corresponding to the steel ladder 5. Can protect case change basic platform 1 through setting up guardrail 6, prevent that personnel from falling from case change basic platform 1 to the security of personnel when constructing and maintaining on case change basic platform 1 has been improved.
Wherein, during the construction, can be with guardrail 6 through connecting bolt and case become the peripheral edge upper portion of basic platform 1 and be connected fixedly to ensure guardrail 6's installation stability and reliability.
In some embodiments of the present utility model, when the precast tubular pile 3 is constructed through the oil pool preformed hole 201 of the precast accident oil pool 2, a filtering filler or grouting filler may be filled between the precast tubular pile 3 and the oil pool preformed hole 201, thereby ensuring sealability between the precast tubular pile 3 and the oil pool preformed hole 201 and preventing oil leakage in the precast accident oil pool 2 from penetrating into the ground through a gap between the precast tubular pile 3 and the oil pool preformed hole 201.
In some embodiments of the present utility model, an oil drain port 202 is further provided on the sidewall of the pre-fabricated accident oil pool 2, and an oil drain port valve 203 is installed at the oil drain port 202. The oil leakage collected in the prefabricated accident oil pool 2 is conveniently and periodically discharged and cleaned through the oil drain port 202, and the discharge state of the oil drain port 202 is controlled through the oil drain port valve 203.
In some embodiments of the present utility model, a platform blocking steel plate 7 may be detachably installed at the lower part of the peripheral edge of the box transformer base platform 1, and a platform blocking access door 701 may be provided on the platform blocking steel plate 7. Wherein, the platform shutoff steel sheet 7 can be connected fixedly through the bolt with the peripheral edge lower part of case becomes basic platform 1 to ensure the installation stability and the reliability of platform shutoff steel sheet 7, and the bottom of platform shutoff steel sheet 7 needs to be contacted with ground 4, thereby effectively prevent that open-air animal or idle personnel from getting into the inside of case becomes the basis at will, further ensured the security of case becomes the basis.
In some embodiments of the present utility model, the top ends of the prefabricated pipe piles 3 are respectively fixedly provided with a pipe pile steel plate 31, and the pipe pile steel plate 31 and the bottom of the box transformer foundation platform 1 are welded, so that stable and reliable installation between the prefabricated pipe piles 3 and the box transformer foundation platform 1 is realized.
In addition, can also connect deep floor 8 between the upper portion of precast tubular pile 3 and the bottom of case becomes basic platform 1, deep floor 8 is the slope setting to stability and reliability that precast tubular pile 3 and case become basic platform 1 installation back case become basic overall structure have been improved.
Wherein, the staple bolt 9 has set firmly in the upper portion of precast tubular pile 3, welds the one end and the staple bolt 9 of deep floor 8, welds the other end of deep floor 8 and the bottom flange middle part of H shaped steel to guarantee to connect the structural stability and the reliability of back case change basis through deep floor 8.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. An onshore wind power plant foundation comprising:
the box transformer foundation platform is a steel structure platform and is arranged above the ground;
the four prefabricated pipe piles are arranged at the bottom of the box transformer foundation platform in a square shape, the top ends of the prefabricated pipe piles are respectively connected and fixed with the box transformer foundation platform, and the bottom of each prefabricated pipe pile is respectively buried under the ground;
the prefabricated accident oil pool is arranged on the ground below the box transformer foundation platform, and two oil pool reserved holes are formed in the bottom plate of the prefabricated accident oil pool, wherein two prefabricated pipe piles respectively penetrate through the two oil pool reserved holes correspondingly.
2. The land wind power box transformer substation foundation of claim 1, wherein the box transformer substation foundation platform comprises a steel structure platform frame and a platform steel plate arranged on the steel structure platform frame, and the lower surface of the platform steel plate is welded with the steel structure platform frame.
3. The land wind power box transformer substation of claim 2, wherein the steel structure platform frame is a rectangular frame formed by welding a plurality of H-section steels, a plurality of channel steels and a plurality of angle steels.
4. The land wind power box transformer substation foundation according to claim 1, wherein a rectangular opening through which a cable passes is provided at a central position of the box transformer foundation platform; and the box transformer foundation platform is also provided with an oil leakage hole, and the oil leakage hole is positioned above the prefabricated accident oil pool.
5. The land wind power box transformer substation foundation according to claim 1, wherein a steel ladder is provided at one side of the box transformer substation foundation platform.
6. The land wind power generation foundation of claim 5, wherein a guardrail is detachably installed at the upper part of the peripheral edge of the foundation platform of the foundation, and a maintenance access door is provided at a position corresponding to the steel ladder on the guardrail.
7. A land wind power box transformer substation foundation according to any of claims 1-6, characterized in that a filter or grout filler is filled between the precast pipe piles and the oil pool pre-existing holes.
8. A land wind power tank farm foundation according to any of claims 1 to 6, wherein an oil drain is provided on the side wall of the prefabricated accident oil pool, and an oil drain valve is mounted at the oil drain.
9. A land wind power plant foundation according to any one of claims 1 to 6, wherein a platform blocking steel plate is detachably mounted on the lower part of the peripheral edge of the plant foundation platform, and a platform blocking access door is arranged on the platform blocking steel plate.
10. The land wind power box transformer substation foundation according to any one of claims 1 to 6, wherein a tubular pile steel plate is fixedly arranged at the top end of each prefabricated tubular pile respectively, and the tubular pile steel plate is welded with the bottom of the box transformer substation foundation platform; and a reinforcing rib plate is further connected between the upper part of the precast tubular pile and the bottom of the box transformer foundation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320261475.0U CN219175311U (en) | 2023-02-10 | 2023-02-10 | Land wind power box transformer substation foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320261475.0U CN219175311U (en) | 2023-02-10 | 2023-02-10 | Land wind power box transformer substation foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219175311U true CN219175311U (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320261475.0U Active CN219175311U (en) | 2023-02-10 | 2023-02-10 | Land wind power box transformer substation foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219175311U (en) |
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2023
- 2023-02-10 CN CN202320261475.0U patent/CN219175311U/en active Active
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