CN221297957U - Shallow buried fan box transformer substation foundation - Google Patents
Shallow buried fan box transformer substation foundation Download PDFInfo
- Publication number
- CN221297957U CN221297957U CN202323341619.2U CN202323341619U CN221297957U CN 221297957 U CN221297957 U CN 221297957U CN 202323341619 U CN202323341619 U CN 202323341619U CN 221297957 U CN221297957 U CN 221297957U
- Authority
- CN
- China
- Prior art keywords
- foundation
- steel
- shallow
- platform
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 97
- 239000010959 steel Substances 0.000 claims abstract description 97
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 239000004567 concrete Substances 0.000 claims description 24
- 238000003466 welding Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 21
- 238000009415 formwork Methods 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Foundations (AREA)
Abstract
The utility model relates to the technical field of fan box transformer foundation mechanisms, in particular to a shallow buried fan box transformer foundation which comprises a raft foundation, a support piece and an upper steel platform; the raft foundation is arranged below the ground and serves as a bearing foundation of the shallow-buried fan box transformer foundation; the bottom of the supporting piece is fixed on the raft foundation; the top of the supporting piece is connected with the upper steel platform; the support piece is used as a support structure of the upper steel platform; the outside of the support piece is sleeved with a profiled steel sheet with a protective effect; the utility model provides a novel box transformer foundation form, namely a mode of combining a raft foundation, a support piece and an upper steel platform, wherein the foundation form can shorten the construction period and improve the construction efficiency, and the raft foundation and the support piece can be prefabricated and only need to be assembled and connected on site without formwork pouring; the occupied area during construction is reduced, the utilization rate of the field is improved, the occupied area of the raft foundation and the steel columns is small, and surrounding construction and transportation are not affected.
Description
Technical Field
The utility model relates to the technical field of fan box transformer substation base mechanisms, in particular to a shallow buried fan box transformer substation base.
Background
Wind energy is a renewable clean energy source, environmental pollution can be reduced by utilizing wind energy to generate electricity, carbon emission is reduced, the method accords with the current low-carbon living concept of our country, the wind power installation is flexible, the construction period is short, the construction is not required to be completed by one-time investment, the wind power can be built in batches and in periods, and the method is also beneficial to better development of wind power enterprises.
In the running process of the wind turbine generator, a transformer is required to work together with the wind turbine generator, and because the power generated by the wind turbine generator must be transmitted to a user load center in a network, and the step-up grid connection of the transformer is a necessary means, the wind turbine generator is provided with a box-type transformer. The box-type transformer has high weight and high waterproof requirement, so that a corresponding foundation is needed to provide a safe environment for the box transformer, the foundation is firm and smooth, and natural disasters such as earthquake, wind power and the like are prevented from influencing the box transformer.
The existing box transformer foundation is usually a channel-type reinforced concrete foundation; this basic form has some drawbacks, as follows: the pouring time of the foundation formwork is long, and the construction efficiency is low; the construction cost is higher, and the investment of wind power projects is increased.
In order to solve the problems, a box transformer foundation with short construction period, simple and efficient construction and strong universality is needed to be designed to solve the problems in the prior art.
Disclosure of utility model
The utility model aims to provide a shallow buried fan box transformer foundation which is suitable for a site with a shallow buried depth and a good bearing capacity of a bearing layer, can shorten the construction period, and is simple and efficient in construction and high in universality. The problems of long pouring time and low construction efficiency of the foundation formwork in the background technology are solved; the construction cost is high.
In order to achieve the purpose, the utility model provides a technical scheme that a shallow-buried fan box foundation comprises a raft foundation, a supporting piece and an upper steel platform;
the raft foundation is arranged below the ground to serve as a bearing foundation of the shallow-buried fan box transformer substation foundation;
The bottom of the supporting piece is fixed on the raft foundation; the top of the supporting piece is connected with the upper steel platform; the support piece is used as a support structure of the upper steel platform; the outside of the support piece is sleeved with a profiled steel sheet with a protective effect;
the upper steel platform is positioned above the ground and is a platform for installing a box-type transformer.
Further, the bottom of raft foundation is provided with the concrete cushion, the concrete cushion is square concrete slab.
Further, a group of column foot bolts are reserved at four corners of the raft foundation respectively and are used for connecting and fixing the supporting pieces.
Further, the supporting piece is four round steel pipes, and an upper end plate is welded at the top end of the supporting piece; the lower end of the support piece is welded with a lower end plate; the support piece is fixed with column leg bolts arranged on the raft foundation through the lower end plate.
Further, the profiled steel sheet is in a cylindrical structure and surrounds the outside of the supporting piece at intervals; the upper end of the profiled steel sheet is fixedly connected with the upper end plate; the lower end of the profiled steel sheet is fixed on the ground.
Further, the concrete raft foundation comprises a plain concrete wrap angle, wherein the plain concrete wrap angle is formed by four concrete blocks, and the plain concrete wrap angle is respectively placed on the four corners of the raft foundation and is used for wrapping column leg bolts and protecting the column leg bolts from corrosion and damage.
Further, the upper steel platform is a square platform which is made of I-steel through welding; the I-steel is connected with the other I-steel by a welding plate when being welded; the bottom of the I-steel is welded with the upper end plate at the top end of the support piece; the top of the I-steel is welded with a patterned steel plate.
Further, a platform railing is further arranged on the upper steel platform, and the platform railing is welded on the I-steel.
Advantageous effects
The utility model provides a novel box transformer foundation form, namely a mode of combining a raft foundation, a supporting piece and an upper steel platform, and the foundation form has the following advantages:
the construction period is shortened, the construction efficiency is improved, the raft foundation and the supporting piece can be prefabricated, and only assembly and connection are needed on site, so that formwork supporting pouring is not needed;
the occupied area during construction is reduced, the utilization rate of the field is improved, the occupied area of the raft foundation and the steel columns is small, and surrounding construction and transportation are not affected;
The construction cost is reduced, the material and the labor cost of the raft foundation and the steel column are low, and large-scale equipment is not required to be used for construction.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of the general structure of a shallow buried fan box transformer foundation of the present disclosure;
FIG. 2 is a top view of a shallow buried fan box foundation of the present disclosure;
FIG. 3 is a schematic view of a connection structure between a raft foundation and a support member of a variable foundation of a shallow buried wind turbine case according to the present utility model;
FIG. 4 is a schematic view of the connection structure between the support member and the upper steel platform of the foundation-changeable shallow-buried wind turbine case disclosed by the utility model.
In the figure:
1. A concrete cushion layer; 2. a raft foundation; 3. a support; 4. i-steel; 5. platform railing; 6. profiled steel sheet; 7. a patterned steel plate; 8. an upper end plate; 9. a lower end plate; 10. column foot bolts; 11. welding plates; 12. and (5) a finished accident oil pool.
Detailed Description
The following description of the embodiments of the present utility model 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 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 order to achieve the above purpose, the present utility model provides a technical scheme, as shown in fig. 1-4, a shallow buried fan box foundation, comprising a raft foundation 2, a support member 3 and an upper steel platform;
The raft foundation 2 is arranged below the ground to serve as a bearing foundation of the shallow-buried fan box transformer foundation; the raft foundation 2 is arranged in the underground and is a square reinforced concrete slab and is used for bearing the weight of the box-type transformer, dispersing the load and improving the earthquake resistance of the shallow-buried fan box variable foundation; the stability and the bearing capacity of the shallow-buried fan box transformer foundation are improved, and the shallow-buried fan box transformer foundation is prevented from sinking or tilting.
The bottom of the supporting piece 3 is fixed on the raft foundation 2; the top of the supporting piece 3 is connected with an upper steel platform; the support 3 serves as a support structure for the upper steel platform; the outside of the supporting piece 3 is sleeved with a profiled steel sheet 6 with a protective effect; the support 3 is surrounded by the profiled steel sheet 6 in the use process, and a cable can be penetrated between the profiled steel sheet 6 and the support 3, so that the profiled steel sheet 6 can prevent the external factors from causing adverse effects on the internal cable and the support 3, such as damages to the cable and the support 3 caused by artificial or wild animals;
The upper steel platform is positioned above the ground and is a platform for installing the box-type transformer.
Further, a concrete cushion layer 1 is arranged at the bottom of the raft foundation 2, and the concrete cushion layer 1 is a square concrete slab; the concrete cushion layer 1 is paved on a bearing layer of the land, the concrete cushion layer 1 can play a role of leveling, a horizontal foundation is provided for the raft foundation 2, and the raft foundation 2 is convenient to install.
Furthermore, the column foot bolts 10 are provided with four groups of sixteen bolts, are respectively embedded in four corners of the raft foundation 2 and are used for connecting the supporting piece 3 and fixing the position of the supporting piece 3; four column base bolts 10 are arranged in a square shape.
Further, the supporting member 3 is four circular steel pipes for supporting the upper steel platform. An upper end plate 8 is welded at the top end of the round steel pipe; the lower end of the round steel pipe is welded with a lower end plate 9; the upper end plate 8 and the lower end plate 9 are used for sealing the upper end and the lower end of the round steel pipe and can also increase the strength of the round steel pipe, so that the round steel pipe is convenient to connect and fix with other parts, and the other parts are connected with the round steel pipe through the upper end plate 8 and the lower end plate 9; the round steel pipe is fixed with column leg bolts 10 arranged on the raft foundation 2 through a lower end plate 9.
Further, the profiled steel sheet 6 has a cylindrical structure, and the profiled steel sheet 6 is surrounded by the support 3 with a space therebetween; the upper end of the profiled steel sheet 6 is fixedly connected with an upper end plate 8; the lower end of the profiled steel sheet 6 is fixed on the ground, and the advantage of the profiled steel sheet 6 is that the profiled steel sheet 6 forms a sealing space from top to bottom, the supporting piece 3 and the cable penetrating through the sealing space are wrapped, and the protection effect on the cable and the supporting piece 3 is further enhanced. For example, artificial or wild animals, damage the cable and the support 3; the influence of the outside environment rain-in moisture on the support 3 and the cable is also reduced.
Further, the concrete raft foundation further comprises plain concrete wrap angles, wherein the plain concrete wrap angles are four concrete blocks which are respectively placed on the four corners of the raft foundation 2 and used for wrapping the column foot bolts 10 to protect the column foot bolts 10 from corrosion and damage.
Further, the upper steel platform is a square platform which is welded by I-steel 4; the I-steel 4 is a steel beam with an H-shaped section, and the I-steel 4 is connected with the other I-steel 4 by a welding plate 11 when being welded; the welding plate 11 is a square steel plate and is used as a connecting piece, so that the rigidity and the stability of the structure are improved. The bottom of the I-steel 4 is welded with an upper end plate 8 at the top end of the support piece 3; the top of the I-steel 4 is welded with a patterned steel plate 7; the surface of the patterned steel plate 7 is provided with concave-convex patterns, so that friction force is increased, and the box-type transformer is prevented from sliding.
Further, the upper steel platform is further provided with a platform railing 5, the platform railing 5 is formed by welding steel pipes with square sections, is welded with the upper parts of the I-steel 4 and is used for surrounding the upper steel platform to serve as a fence of the upper steel platform, and personnel are prevented from falling.
Furthermore, the shallow buried fan box transformer foundation is also provided with a finished product accident oil tank 12, and the finished product accident oil tank 12 is of a cylindrical structure and is used for discharging oil in the transformer and loading the oil into the finished product accident oil tank 12 when an accident occurs in the box transformer.
The working principle and the process are as follows:
Firstly, a concrete cushion layer 1 is paved on a field with a shallow bearing layer burial depth, then a raft foundation 2 is manufactured, four groups of column foot bolts 10 are reserved on the raft foundation 2, each group is four and used for connecting a supporting piece 3, and the fact that the raft foundation 2 and the supporting piece 3 can be prefabricated is needed, and the raft foundation is directly installed on a construction site.
Then the supporting piece 3 is connected to the raft foundation 2 by a column foot bolt 10, the height of the supporting piece 3 is determined according to the size of the box-type transformer and the requirements of the field, and the top end of the supporting piece 3 is welded with an upper end plate 8; the lower end of the support 3 is welded with a lower end plate 9; the upper end plate 8 at the top end of the supporting piece 3 is welded with the I-steel 4, and the I-steel 4 is connected with each other by a welding plate 11 to form a quadrilateral frame structure. Then the patterned steel plate 7 is welded on the platform made of the I-steel 4 to serve as a panel of the upper steel platform, then the platform railing 5 is welded on the I-steel 4 to serve as a fence of the upper steel platform, and finally the welding plate 11 is connected with the I-steel 4 to increase the rigidity and the stability of the frame structure.
And finally, mounting the box-type transformer seat on the upper steel platform.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The shallow-buried fan box transformer substation foundation is characterized by comprising a raft foundation (2), a supporting piece (3) and an upper steel platform;
The raft foundation (2) is arranged below the ground and serves as a bearing foundation of the shallow-buried fan box transformer foundation;
The bottom of the supporting piece (3) is fixed on the raft foundation (2); the top of the supporting piece (3) is connected with the upper steel platform; the support (3) acts as a support structure for the upper steel platform; the outside of the supporting piece (3) is sleeved with a profiled steel sheet (6) with a protective effect;
the upper steel platform is positioned above the ground and is a platform for installing a box-type transformer.
2. The shallow-buried wind turbine box foundation according to claim 1, wherein a concrete cushion layer (1) is arranged at the bottom of the raft foundation (2), and the concrete cushion layer (1) is a square concrete slab.
3. Shallow-buried wind turbine box foundation according to claim 2, characterized in that a set of toe bolts (10) are reserved at each of the four corners of the raft foundation (2) for connecting the fixed support (3).
4. A shallow-buried wind turbine box foundation according to claim 3, characterized in that the supporting member (3) is four round steel pipes, and an upper end plate (8) is welded at the top end of the supporting member (3); the lower end of the support piece (3) is welded with a lower end plate (9); the support piece (3) is fixed with a column foot bolt (10) arranged on the raft foundation (2) through the lower end plate (9).
5. The foundation of a shallow-buried wind turbine box according to claim 4, characterized in that the profiled steel sheet (6) is of cylindrical structure and surrounds the outside of the support (3) with a space; the upper end of the profiled steel sheet (6) is fixedly connected with an upper end plate (8); the lower end of the profiled steel sheet (6) is fixed on the ground.
6. The shallow-buried wind turbine box foundation according to claim 1, further comprising plain concrete wrap angles, which are four concrete blocks, respectively placed on the four corners of the raft foundation (2) for wrapping the column foot bolts (10), protecting the column foot bolts (10) from corrosion and damage.
7. The foundation of a shallow-buried wind turbine box according to claim 1, characterized in that the upper steel platform is a square platform made of welded i-steel (4); the I-steel (4) is connected with the other I-steel (4) by a welding plate (11) when being welded; the bottom of the I-steel (4) is welded with an upper end plate (8) at the top end of the supporting piece (3); the top of the I-steel (4) is welded with a patterned steel plate (7).
8. The foundation of a shallow-buried wind turbine box according to claim 7, characterized in that the upper steel platform is further provided with platform rails (5), and the platform rails (5) are welded on the i-steel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323341619.2U CN221297957U (en) | 2023-12-08 | 2023-12-08 | Shallow buried fan box transformer substation foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323341619.2U CN221297957U (en) | 2023-12-08 | 2023-12-08 | Shallow buried fan box transformer substation foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221297957U true CN221297957U (en) | 2024-07-09 |
Family
ID=91740799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323341619.2U Active CN221297957U (en) | 2023-12-08 | 2023-12-08 | Shallow buried fan box transformer substation foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221297957U (en) |
-
2023
- 2023-12-08 CN CN202323341619.2U patent/CN221297957U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101319784B1 (en) | Reinforcement structure of steel tower and reinforcement method thereof | |
| US20110027100A1 (en) | Mobile wind power station | |
| CN221297957U (en) | Shallow buried fan box transformer substation foundation | |
| CN217810967U (en) | Supporting structure adopting prefabricated section steel concrete square pile as stand column | |
| CN120273383A (en) | Integrated steel mould operation platform applied to open caisson construction | |
| CN220521281U (en) | Shallow base rock zone steel structure photovoltaic transition platform | |
| CN219834012U (en) | Inverted crotch type photovoltaic support structure | |
| CN215441999U (en) | Fan box becomes basis | |
| JP2012122320A (en) | Foundation structure of solar cell array | |
| CN107503368A (en) | Prefabricated assembling steel and concrete structure photovoltaic power generation equipment platform | |
| CN218779526U (en) | Fixing device for wind power plant distributed energy storage system | |
| CN221956776U (en) | A concrete assembled photovoltaic support landscape foundation structure | |
| CN113235790A (en) | Board-lowering toilet base layer overhead structure and overhead structure construction method | |
| JP6560282B2 (en) | Photovoltaic panel base, its construction method and laying method | |
| CN220266500U (en) | Face shore pile basis prefabricated steel structure photovoltaic platform | |
| CN201730106U (en) | Power transmission tower composite foundation | |
| CN113437925A (en) | Photovoltaic power plant on water is with contravariant all-in-one equipment platform that steps up | |
| CN222275426U (en) | Assembled offshore photovoltaic box transformer steel platform | |
| CN220789839U (en) | Prefabricated foundation of wind generating set box transformer substation | |
| CN223358301U (en) | Prefabricated energy storage foundation | |
| CN223620951U (en) | Prefabricated modularization assembly basis suitable for fixed stand alone type cable termination platform | |
| CN217128296U (en) | Combined foundation structure of fan foundation and box transformer substation foundation | |
| CN222147167U (en) | Micro-grid energy storage system suitable for agricultural production scene | |
| CN215834973U (en) | Prepackage type transformer substation bottom sprag device | |
| CN223806846U (en) | An underground embedded component for wind farm construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |