CN220673664U - UHPC-based photovoltaic bracket base - Google Patents
UHPC-based photovoltaic bracket base Download PDFInfo
- Publication number
- CN220673664U CN220673664U CN202320426911.5U CN202320426911U CN220673664U CN 220673664 U CN220673664 U CN 220673664U CN 202320426911 U CN202320426911 U CN 202320426911U CN 220673664 U CN220673664 U CN 220673664U
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- Prior art keywords
- layer
- double
- support
- uhpc
- layer cylinder
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- 239000011374 ultra-high-performance concrete Substances 0.000 title claims abstract description 37
- 239000004567 concrete Substances 0.000 claims abstract description 18
- 238000003466 welding Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 238000010248 power generation Methods 0.000 description 17
- 238000003860 storage Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000007788 roughening Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a photovoltaic bracket base based on ultra-high performance concrete. The concrete pile consists of a double-layer cylinder, UPHC concrete blocks and a supporting piece. In the closed circular ring area, four column strips are uniformly distributed and connected with the inner layer and the outer layer of the double-layer column tube. UPHC concrete block construction is cast-in-situ in the circular ring area between the inner layer and the outer layer of the cylindrical drum. The upper outer ring of the double-layer cylinder is connected with the supporting piece, and the inner ring is connected with the upper photovoltaic bracket. Through the physical jogging mode, the column strips are added to improve the integral jogging degree. The cylindrical ultra-high performance concrete structure is adopted, so that the torsion resistance is effectively improved. The UHPC used has ultrahigh compressive strength and elastic modulus, and ensures the strength of the photovoltaic support. In addition, the UHPC concrete block is adhered to the common roof concrete through a construction process, has good adhesive capacity, does not damage the roof structure, and solves the common roof water seepage problem when the photovoltaic bracket is installed.
Description
Technical Field
The utility model relates to the technical field of photovoltaic power generation, in particular to a UHPC-based photovoltaic bracket base.
Background
Photovoltaic power generation technology is a technology that directly converts light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface. The main principle of photovoltaic power generation is the photoelectric effect of semiconductors. The photoelectric effect is a phenomenon that light irradiates to generate potential difference between different parts of the uneven semiconductor or the combination of the semiconductor and metal. Firstly, converting photon (light wave) into electron and converting light energy into electric energy; the next is the process of forming the voltage.
The photovoltaic cells and the necessary electrical equipment can form a photovoltaic power generation system, and the system is generally divided into an independent photovoltaic power generation system and a grid-connected photovoltaic power generation system. The independent photovoltaic power generation system is also called an off-grid photovoltaic power generation system and mainly comprises a solar cell module, a controller and a storage battery, and an alternating current inverter is required to be configured if an alternating current load is required to be powered; the grid-connected photovoltaic power generation system can be further divided into a grid-connected power generation system with a storage battery and a grid-connected power generation system without the storage battery, the grid-connected power generation system with the storage battery has schedulability and a standby power supply function, and the grid-connected power generation system without the storage battery does not have schedulability and the standby power supply function and is generally installed on a large-scale system and a distributed photovoltaic system popular in recent years.
At present, due to popularization of photovoltaic power generation technology and encouragement of policies, optimization of photovoltaic power generation structure becomes more and more a concern. In recent years, most photovoltaic power generation structures need to be perforated by the roof structure, and sealing and waterproofing are difficult to be carried out at the position of a bolt connecting a photovoltaic support and the roof structure, so that a roof waterproof system is damaged, and serious water seepage problems are caused in rainy days.
Disclosure of Invention
The utility model aims to overcome the problems and provide a UHPC-based photovoltaic bracket base, so that a photovoltaic power generation system can be installed on a roof without depending on roof punching, thereby avoiding the water seepage problem.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a photovoltaic support base based on UHPC, includes double-deck cylinder, UPHC concrete piece, support piece, its characterized in that: the double-layer cylinder mainly comprises an inner-layer cylinder body, an outer-layer cylinder body and a column strip, wherein the inner-layer cylinder body and the outer-layer cylinder body are provided with a certain thickness so as to ensure that the material cannot be broken in various stages of bracket installation, use, later maintenance and the like due to the fact that the thickness is too thin, UPHC concrete blocks are cast in the double-layer cylinder body in a closed circular ring area enclosed by the inner-layer cylinder body and the outer-layer cylinder body, and the support comprises a plane sheet and a support column and is arranged on the upper surface of the outer-layer cylinder body. The inner layer cylinder body is connected with the upper photovoltaic bracket extending into the inner layer cylinder body, and the connection mode is not limited by welding, bolting and the like.
Preferably, the inner layer cylinder body and the outer layer cylinder body of the double-layer cylinder are fixedly connected through the column strips, the number of the column strips is four (or more than four), the plane directions of the column strips are uniformly distributed according to the radial direction of the double-layer cylinder, the vertical distribution of the column strips is in the vertical central position, and the vertical layer number of the column strips is more than one.
Preferably, the upper side of the outer cylindrical shell is connected with the plane sheet, so as to realize the connection of the double-layer cylindrical shell and the support, and the connection mode is not limited to welding, bolting and the like.
Preferably, the UPHC concrete block and the double-layer cylinder barrel are physically embedded together through four (or more than four) column strips.
Preferably, the planar sheet of the mount support and the support post are fixedly connected together prior to the integral mount being connected to the upper bracket, or bolted.
Preferably, the support columns are used as support structures, the total number of the support columns is four (or more than four), the upper sides of the support columns are connected with the inner-layer cylindrical barrel, the support columns are uniformly distributed and obliquely arranged along the plane circumference of the inner-layer cylindrical barrel, and the support columns are used for preventing structural fracture damage caused by overturning of the inner-layer cylindrical barrel and reinforcing the solid connection of the plane sheet and the inner-layer cylindrical barrel.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, UHPC ultra-high performance concrete is adopted to bond with the roof, as UHPC has good bonding performance when being bonded with common concrete, and the contact surface is optimized through a construction process, the UHPC ultra-high performance concrete can be well bonded with the roof, and has strong mechanical properties, such as high compressive strength and elastic modulus;
2. according to the utility model, the UHPC ultra-high performance concrete is connected with the roof, so that compared with the traditional support mounting mode of the perforated roof, the ideal effect can be achieved under the condition of not damaging the structure of the roof, and the roof water seepage problem caused by mounting the photovoltaic support is effectively prevented.
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 required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view (a) of a photovoltaic bracket base provided by the utility model.
Fig. 2 is a schematic front view of a photovoltaic bracket base according to the present utility model.
Fig. 3 is a front view of a photovoltaic bracket base provided by the utility model.
Fig. 4 is a top view of a photovoltaic bracket base provided by the utility model.
Fig. 5 is a bottom view of a photovoltaic bracket base provided by the utility model.
The drawings include:
1. a double-layer cylinder; 11. an inner layer cylinder body; 12. an outer layer cylinder body; 13. column bars; 2. UHPC concrete blocks; 3. a stand support; 31. a planar sheet; 32. And (5) supporting the column.
Detailed Description
The technical solutions according to the present embodiment of the present utility model will be clearly and completely described below with reference to the drawings in the present embodiment of the present utility model, and it should be noted that the terms used herein are only for describing the specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
Referring to fig. 1 to 5, the present embodiment provides a technical solution:
the utility model provides a photovoltaic support base based on UHPC, includes double-deck cylinder 1, UPHC concrete piece 2, support piece 3, its characterized in that: the double-layer cylinder 1 mainly comprises an inner-layer cylinder 11, an outer-layer cylinder 12 and a column 13, wherein the inner-layer cylinder 11 and the outer-layer cylinder 12 are all provided with a certain thickness so as to ensure that the material cannot be broken in various stages of bracket installation, use, later maintenance and the like due to the excessively thin thickness, UPHC concrete blocks 2 are cast in situ in the double-layer cylinder 1 in a closed circular ring area enclosed by the inner-layer cylinder 11 and the outer-layer cylinder 12, and the support 3 comprises a plane piece 31 and a support column 32 and is arranged on the upper surface of the outer-layer cylinder 12. The inner cylindrical shell 11 is connected with the upper photovoltaic bracket extending into the inner cylindrical shell, and the connection mode is not limited to welding, bolting and the like.
The inner layer cylinder body 11 and the outer layer cylinder body 12 of the double-layer cylinder 1 are fixedly connected through the column strips 13, the number of the column strips 13 is four (or more than four), the plane directions of the column strips are uniformly distributed according to the radial direction of the double-layer cylinder 1, the vertical distribution of the column strips is in the vertical center position, and the vertical layer number of the column strips is more than one. The upper side of the outer cylindrical shell 12 is connected with the planar sheet 31 to realize the connection of the double-layer cylindrical shell 1 and the stand support 3, and the connection mode is not limited to welding, bolting, and the like. The UPHC concrete block 2 and the double-layer cylinder 1 are physically embedded together through four (or more than four) column bars 13. The planar piece 31 and the support post 32 of the abutment support 3 are either fixedly connected together before the integral abutment is connected to the upper bracket or bolted. The support columns 32 are used as support structures, and the total number of the support columns is four (or more than four), the upper sides of the support columns are connected with the inner-layer cylindrical barrel 11, and the support columns are uniformly distributed and obliquely arranged along the circumference of the plane of the inner-layer cylindrical barrel 11 so as to prevent structural fracture damage caused by overturning of the inner-layer cylindrical barrel 11 and strengthen the solid connection between the plane sheet 31 and the inner-layer cylindrical barrel 11.
One specific embodiment of the utility model is listed below:
step (1): in the process of installing and using a photovoltaic bracket base based on UHPC, firstly, a worker carries out roughening on a roof plate in a closed circular area of the double-layer cylinder 1, and processes building stone slag generated by roughening, then, a member double-layer cylinder 1 is required to be placed at a planned support placement point, and necessary limiting measures are carried out on the double-layer cylinder 1 so as to prevent the position of the double-layer cylinder 1 from being changed during subsequent work or under other unexpected conditions;
step (2): after the position of the double-layer cylinder 1 is fixed, starting to perform UHPC pouring work in a closed circular ring area enclosed by the inner-layer cylinder 11 and the outer-layer cylinder 12, wherein the pouring height is equal to the height of the outer-layer cylinder 12, pouring the mixed UHPC on the basis that bottom roughening is performed in the step (1), taking attention that pouring and vibrating are needed, such as insufficient vibrating, bubbles are easy to exist in the UHPC, and leveling can be performed by using tools such as a wood trowel after the UHPC is vibrated;
step (3): and (3) maintaining the UHPC, and calendering by using tools such as a wood trowel and the like until the final setting after the initial setting of the UHPC, so that the surface of the UHPC is compact. After the UHPC is finally solidified, curing is carried out, the curing time is usually 15 to 30 days, the time is determined according to curing conditions, and the UHPC concrete block 2 is finally formed;
step (4): after the maintenance of the UHPC is completed, the worker needs to place the prefabricated stand support 3 on the upper side of the double-cylinder 1 having the same bottom area as the stand support, and perform tapping (the area overlapping the double-cylinder 1 can be drawn on the plane sheet 31, tapping is facilitated so as not to open the hole into the UHPC concrete block 2) in alignment with the upper side of the double-cylinder 1, and perform bolting; or the corresponding areas on the double-layer cylinder 1 and the plane sheet 31 are perforated in advance, and the fixed positions of the bolts are reserved;
step (5): the operator inserts the photovoltaic bracket into the inner cylindrical shell 11 with the same bottom area, and then performs other connecting operations such as bolt fixing or welding.
The above-described embodiments are preferred embodiments of the present utility model, and it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. The utility model provides a photovoltaic support base based on UHPC, includes double-deck cylinder section of thick bamboo (1), UPHC concrete piece (2), support piece (3), its characterized in that: the double-layer cylinder (1) mainly comprises an inner-layer cylinder body (11), an outer-layer cylinder body (12) and a column strip (13), wherein the inner-layer cylinder body (11) and the outer-layer cylinder body (12) are both provided with a certain thickness, so that the inner-layer cylinder body (11) and the outer-layer cylinder body (12) cannot be broken due to the fact that the thickness of the inner-layer cylinder body is too thin, UPHC concrete blocks (2) are cast in the double-layer cylinder (1) in a closed circular ring area enclosed by the inner-layer cylinder body (11) and the outer-layer cylinder body (12), and the support piece (3) comprises a plane piece (31) and a support column (32) and is arranged on the upper surface of the outer-layer cylinder body (12).
2. The UHPC-based photovoltaic stent mount of claim 1, wherein: the photovoltaic support base is connected with the upper photovoltaic support extending into the double-layer cylindrical shell (1) through the inner-layer cylindrical shell (11), and the connection mode is welding or bolting.
3. The UHPC-based photovoltaic stent mount of claim 1, wherein: the double-layer cylindrical drum comprises an inner layer cylindrical drum body (11) and an outer layer cylindrical drum body (12), wherein the inner layer cylindrical drum body and the outer layer cylindrical drum body (1) are fixedly connected through column strips (13), the number of the column strips (13) is equal to four, the plane directions of the column strips are uniformly distributed according to the radial direction of the double-layer cylindrical drum body (1), the vertical distribution of the column strips is in a vertical center position, and the vertical layer number of the column strips is larger than one.
4. The UHPC-based photovoltaic stent mount of claim 1, wherein: the upper side of the outer layer cylinder body (12) is connected with the plane sheet (31) so as to realize the connection of the double-layer cylinder body (1) and the support piece (3), and the connection mode is welding or bolt connection.
5. The UHPC-based photovoltaic stent mount of claim 1, wherein: the UPHC concrete block (2) and the double-layer cylinder (1) are physically embedded together through the column strips (13).
6. The UHPC-based photovoltaic stent mount of claim 1, wherein: the planar sheet (31) and the support column (32) of the support base support (3) are fixedly connected together before the integral support base is connected with the upper support frame, or can be connected by bolts.
7. The UHPC-based photovoltaic stent mount of claim 1, wherein: the support columns (32) are used as support structures, the total number of the support columns is equal to four, the upper sides of the support columns are connected with the inner-layer cylindrical barrel (11), the support columns are uniformly distributed and obliquely arranged along the plane circumference of the inner-layer cylindrical barrel (11) and are used for preventing structural fracture damage caused by overturning of the inner-layer cylindrical barrel (11) and reinforcing the solid connection of the plane piece (31) and the inner-layer cylindrical barrel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320426911.5U CN220673664U (en) | 2023-03-09 | 2023-03-09 | UHPC-based photovoltaic bracket base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320426911.5U CN220673664U (en) | 2023-03-09 | 2023-03-09 | UHPC-based photovoltaic bracket base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220673664U true CN220673664U (en) | 2024-03-26 |
Family
ID=90332671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320426911.5U Active CN220673664U (en) | 2023-03-09 | 2023-03-09 | UHPC-based photovoltaic bracket base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220673664U (en) |
-
2023
- 2023-03-09 CN CN202320426911.5U patent/CN220673664U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |