CN221081199U - Composite material photovoltaic bracket mounting structure for single pile foundation - Google Patents
Composite material photovoltaic bracket mounting structure for single pile foundation Download PDFInfo
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- CN221081199U CN221081199U CN202323041585.5U CN202323041585U CN221081199U CN 221081199 U CN221081199 U CN 221081199U CN 202323041585 U CN202323041585 U CN 202323041585U CN 221081199 U CN221081199 U CN 221081199U
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- 239000002131 composite material Substances 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 34
- 239000003365 glass fiber Substances 0.000 claims abstract description 14
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 102100040287 GTP cyclohydrolase 1 feedback regulatory protein Human genes 0.000 claims 3
- 101710185324 GTP cyclohydrolase 1 feedback regulatory protein Proteins 0.000 claims 3
- 239000011178 precast concrete Substances 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 abstract description 7
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- 229910052751 metal Inorganic materials 0.000 abstract description 4
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- 230000003628 erosive effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
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- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
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- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
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- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a composite material photovoltaic bracket mounting structure for a single pile foundation, which comprises purlines, diagonal beams, front diagonal braces, rear diagonal braces, supporting rods, end plates, purlin supports, diagonal beams, front diagonal brace connecting pieces, rear diagonal brace connecting pieces, front diagonal braces, end plate connecting pieces and tubular pile foundations. Wherein the pile foundation is a concrete precast tubular pile; purlines, diagonal beams, front diagonal braces, rear diagonal braces, stay bars and purlins are all made of glass fiber composite materials; the end plate is made of Q550B material; the diagonal beam and the front diagonal brace connecting piece and the rear diagonal brace connecting piece are made of Q235 materials; the mounting bolt between the assembly and the purline is made of SUS304 material; the common galvanized bolts are adopted for the connection and fixation of the composite material bracket system. The utility model can solve the problems that the existing metal photovoltaic bracket is easy to rust and not corrosion-resistant under the conditions of high temperature and high humidity and saline-alkali environment erosion, and can effectively reduce the input cost of the photovoltaic bracket in the early stage and the high operation and maintenance cost in the later stage.
Description
Technical Field
The utility model relates to a new material and photovoltaic power generation technical field, concretely relates to combined material photovoltaic support mounting structure for single pile basis.
Background
In the rapid development of solar photovoltaic power generation, the matched photovoltaic bracket product is mainly made of metal materials at present. Because the metal bracket is easy to rust and not corrosion-resistant, and is not suitable for water surfaces, coastal beaches and areas with pollution sources, the metal bracket can be put into use in a large area after being subjected to corrosion-resistant treatment, and the maintenance cost of the post-stage bracket is high. In addition, the density of the metal material is high, so that the input cost of the single megawatt photovoltaic bracket material is high in order to meet the corresponding wind load and load design requirements. The traditional photovoltaic bracket has high steel density and heavy texture, and greatly increases the transportation and installation cost for mountain projects; in addition, the traditional support needs special anti-corrosion treatment to be applied to severe environments (saline-alkali soil and high temperature and high humidity).
The fiber composite material (FRP) is a composite material in which fibers are used as a main material and synthetic resin is used as a matrix material. The FRP has high tensile strength and compressive strength and excellent corrosion resistance, and has various performances superior to those of common steel and aluminum alloy materials under extremely severe environments. In addition, the density is about 1/3 of that of steel, the steel has the characteristics of light weight and high strength, and the manufacturing cost is reduced by about 10 percent compared with that of a metal material bracket under the condition of meeting the structural function.
Disclosure of Invention
An object of the utility model is to provide a combined material photovoltaic support mounting structure for single pile basis can solve present metal photovoltaic support and easily rust, corrosion-resistant problem under high temperature high humidity, saline and alkaline environment erosion, and can effectively reduce earlier stage photovoltaic support input cost and later stage fortune dimension with high costs.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a composite material photovoltaic bracket mounting structure for a single pile foundation comprises purlines, inclined beams, front inclined struts, rear inclined struts, supporting rods, end plates, purlins, inclined beams, front and rear inclined strut connecting pieces, front and rear inclined struts, end plate connecting pieces and a tubular pile foundation. Wherein the pile foundation is a concrete precast tubular pile; purlines, diagonal beams, front diagonal braces, rear diagonal braces, stay bars and purlins are all made of glass fiber composite materials; the end plate is made of Q550B material; the diagonal beam and the front diagonal brace connecting piece and the rear diagonal brace connecting piece are made of Q235 materials; the mounting bolt between the assembly and the purline is made of SUS304 material; the common galvanized bolts are adopted for the connection and fixation of the composite material bracket system.
Compared with the traditional photovoltaic bracket, the glass fiber composite material (GFRP) is a fiber composite material formed by taking glass fibers as a main material and taking synthetic resin as a matrix material through pultrusion, and the production process and raw materials are safe and environment-friendly; the GFRP has the excellent characteristics of light weight, high strength, corrosion resistance and high temperature resistance, and can be suitable for areas under high-temperature, high-humidity and saline-alkali environment conditions; in addition, the GFRP has the characteristics of light weight and high strength, and can effectively reduce the using amount of the bracket, thereby reducing the input cost of the bracket system.
Preferably, the tubular pile foundation is a concrete precast tubular pile, and the penetration depth needs to meet the requirements of pulling resistance, pulling resistance and horizontal bearing capacity.
Preferably, the end plate is made of Q550B material, the cross section configuration is cross-shaped, and the bottom of the end plate is fixedly connected with the top of the tubular pile in a welding mode.
Preferably, the inclined beam and the front inclined strut and the rear inclined strut are the same in section form and are all T-shaped sections.
Preferably, the front diagonal brace is provided with a bolt hole, and the cross section configuration of the front diagonal brace is T-shaped; the front inclined strut is made of Q235 material and is connected with the end plate through two L-shaped connecting pieces embedded in the left side and the right side of the T-shaped front inclined strut, and the fixing mode is that galvanized bolts are adopted for fixing.
Preferably, the trapezoid connecting piece of the front inclined strut and the inclined beam is made of Q235 material, and the trapezoid connecting piece is provided with a bolt hole. The front diagonal bracing is connected with the diagonal beam through two trapezoidal connecting pieces embedded in the left side and the right side of the T-shaped front diagonal bracing and the T-shaped diagonal beam, and the fixing mode is that galvanized bolts are adopted for fixing.
Preferably, the rear diagonal brace is provided with a bolt hole, and the cross section configuration of the rear diagonal brace is T-shaped; the rear inclined strut is made of Q235 material and is connected with the end plate through two L-shaped connecting pieces embedded in the left side and the right side of the T-shaped rear inclined strut, and the rear inclined strut is fixed by galvanized bolts.
Preferably, the trapezoid connecting piece of the rear inclined strut and the inclined beam is made of Q235 material, and the trapezoid connecting piece is provided with a bolt hole. The rear diagonal brace is connected with the diagonal beam through two trapezoidal connecting pieces embedded in the left side and the right side of the T-shaped rear diagonal brace and the T-shaped diagonal beam, and the fixing mode is that galvanized bolts are adopted for fixing.
Preferably, the inclined beam is positioned on the front inclined strut and the rear inclined strut, and the inclined beam is provided with a bolt hole. In order to strengthen the structural stability between the diagonal beam and the front diagonal brace and the rear diagonal brace, the space between the diagonal beam and the diagonal brace is divided into a stable triangular structure through the arrangement of the inclined stay bars.
Preferably, the stay bar is provided with a bolt hole, the cross section of the stay bar is in a hollow T shape, the stay bar is obliquely arranged between the inclined beam and the front and rear inclined struts, and between the inclined beam and the end plate, and the inclined stay bar, the inclined beam, the front and rear inclined struts and the end plate are fixedly connected by galvanized bolts.
Preferably, the purline is positioned on the inclined beam, the cross section configuration of the purline is C-shaped, bolt holes are formed in the purline, and the purline and the inclined beam are connected and fixed by galvanized bolts; in order to strengthen the connection stability between the purline and the oblique beam, the purline is connected with the oblique beam by utilizing the purline support, and the purline support is also provided with a bolt hole and is fixed by adopting a galvanized bolt.
Preferably, the purlines, the oblique beams, the front oblique struts, the rear oblique struts, the supporting rods and the purlin brackets are all made of glass fiber composite materials (GFRP).
Preferably, the GFRP is formed by pultrusion of glass fiber, resin and a preparation, and is formed into a GFRP finished product after solidification, demoulding and modification.
Compared with the prior art, the utility model has the advantages that:
The purline, the oblique beam, the front oblique stay, the rear oblique stay, the stay bar and the purline support are all made of glass fiber composite materials. The components are fixedly connected with the purlines by bolts made of SUS304 materials; the connection and fixation of the composite material support structure are realized by adopting common galvanized bolts. The traditional photovoltaic bracket has high steel density and heavy texture, and greatly increases the transportation and installation cost for mountain projects; in addition, the traditional support needs special anti-corrosion treatment to be applied to severe environments (saline-alkali soil and high temperature and high humidity). Compared with the traditional photovoltaic bracket, the glass fiber composite material (GFRP) is a fiber composite material formed by taking glass fibers as a main material and taking synthetic resin as a matrix material through pultrusion, and the production process and raw materials are safe and environment-friendly; the GFRP has the excellent characteristics of light weight, high strength, corrosion resistance and high temperature resistance, and can be suitable for areas under high-temperature, high-humidity and saline-alkali environment conditions; in addition, the GFRP has the characteristics of light weight and high strength, and can effectively reduce the using amount of the bracket, thereby reducing the input cost of the bracket system.
Drawings
FIG. 1 is a schematic view of a single pile foundation composite photovoltaic bracket mounting structure of the present utility model;
FIG. 2 is a diagram of a welded joint between an end plate and the top of a precast tubular pile;
FIG. 3 is a diagram of the connection nodes of the front and rear diagonal braces, the stay bars and the end plates of the utility model;
FIG. 4 is a diagram of the connection nodes of the diagonal beam, diagonal brace, purlin bracket, purlin and diagonal beam of the present utility model;
Fig. 5 is a schematic view of each photovoltaic bracket member of the present utility model.
Wherein: 1-sloping, 2-back bracing, 3-front bracing, 4-stay, 5-stay, 6-stay, 7-stay, 8-L connecting piece, 9-L connecting piece, 10-purlin support, 11-purlin, 12-trapezoidal connecting piece, 13-trapezoidal connecting piece, 14-end plate, 15-precast tubular pile.
Detailed Description
The structural and operational principles of the present utility model will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1: the tubular pile foundation 15 is a concrete precast tubular pile, and the penetration depth meets the compression resistance, the pulling resistance and the horizontal bearing capacity;
the end plate 14 is made of Q550B material, the cross section configuration is cross-shaped, and the bottom of the end plate 14 is fixedly connected with the top of the tubular pile 15 in a welding mode;
the inclined beam 1 has the same cross section form as the front inclined strut 2 and the rear inclined strut 3, and is a T-shaped cross section.
The front diagonal brace 3 is provided with a bolt hole, and the cross section configuration of the front diagonal brace is T-shaped; the front inclined strut 3 is made of Q235 material and is L-shaped in section, the L-shaped connecting piece 8 is also provided with a bolt hole, the front inclined strut 3 is connected with the end plate 14 through two L-shaped connecting pieces 8 embedded in the left side and the right side of the T-shaped front inclined strut 3, and the fixing mode is that galvanized bolts are adopted for fixing;
the front diagonal brace 3 is made of Q235 material and is connected with the diagonal beam 1 through two trapezoid connecting pieces 12 embedded in the left side and the right side of the T-shaped front diagonal brace 3 and the T-shaped diagonal beam 1, and the fixing mode is that galvanized bolts are used for fixing the front diagonal brace 3 and the diagonal beam 1;
The rear diagonal brace 2 is provided with a bolt hole, and the cross section configuration of the rear diagonal brace is T-shaped; the rear inclined strut 2 is made of Q235 material and is in an L-shaped section, the L-shaped connecting piece 9 is also provided with a bolt hole, the rear inclined strut 2 is connected with the end plate 14 through two L-shaped connecting pieces 9 embedded into the left side and the right side of the T-shaped rear inclined strut 2, and the fixing mode is that galvanized bolts are adopted for fixing;
The trapezoid connecting pieces 13 of the rear inclined strut 2 and the inclined beam 1 are made of Q235 materials, the trapezoid connecting pieces 13 are provided with bolt holes, the rear inclined strut 2 is connected with the inclined beam 1 through two trapezoid connecting pieces 13 embedded in the left side and the right side of the T-shaped rear inclined strut 2 and the T-shaped inclined beam 1, and the fixing mode is that galvanized bolts are adopted for fixing;
The inclined beam 1 is positioned on the front inclined strut 2 and the rear inclined strut 3, and bolt holes are formed in the inclined beam 1. In order to strengthen the structural stability between the diagonal beam 1 and the front and rear diagonal braces 2, 3, the space between the diagonal beam 1 and the front and rear diagonal braces 2, 3 is divided into a stable triangular structure through the arrangement of the inclined stay bars 4, 5, 6 and 7;
The stay bars 4, 5, 6 and 7 are provided with bolt holes, the cross section configuration of the stay bars is hollow T-shaped, the stay bars 4 and 7 are obliquely arranged between the diagonal beam 1 and the front diagonal braces 2 and 3, the stay bars 5 and 6 are obliquely arranged between the diagonal beam 1 and the end plate 14, and the galvanized bolts are used for connecting and fixing the inclined stay bars 4, 5, 6 and 7 with the diagonal beam 1, the front diagonal braces 2 and 3 and the end plate 14;
The purline 11 is positioned on the inclined beam 1, the cross section configuration of the purline is C-shaped, bolt holes are formed in the purline 11, and the purline 11 is fixedly connected with the inclined beam 1 by galvanized bolts; in order to enhance the connection stability between the purline 11 and the oblique beam 1, the purline 11 is connected with the oblique beam 1 by utilizing the purline support 10, the purline support 10 is also provided with bolt holes, and is fixed by galvanized bolts;
Purline 11, sloping 1, preceding bracing 2, back bracing 3, vaulting pole 4, 5, 6, 7, purlin support 10 and purlin 11, sloping connecting piece are glass fiber composite (GFRP).
The utility model comprises purlines, diagonal beams, front diagonal braces, rear diagonal braces, stay bars, end plates, purlin brackets, diagonal beams, front and rear diagonal brace connecting pieces, front and rear diagonal brace and end plate connecting pieces, tubular pile foundations and the like. The north-south transverse purline is connected with the longitudinal inclined beam through a bolt, and the longitudinal inclined beam is connected with the front inclined strut and the rear inclined strut through connecting pieces through bolts, so that a stable obtuse angle space is formed. In order to improve the overall stability of the bracket, the longitudinal diagonal beams and the front diagonal braces and the rear diagonal braces are connected with each other through bolts by using stay bars. Because the whole support is fixed on the pile foundation pile top, the front and rear diagonal braces and the stay bars are connected with the pile top by utilizing the end plates, and the end plates are welded on the pile foundation pile top. The assembly frame is connected with the purline through bolts, and the connection part of the purline and the oblique beam bolt is reinforced and fixed through the purline support. The purline, the sloping, the front bracing, the rear bracing, the brace and the purline support are all made of glass fiber composite (GFRP) materials, and the design strength of the bracket component is met.
Claims (10)
1. The utility model provides a combined material photovoltaic support mounting structure for single pile foundation, including the purlin, the sloping, preceding bracing, back bracing, the vaulting pole, the end plate, the purlin holds in the palm, characterized in that, the sloping is with preceding back bracing connecting piece, preceding back bracing is with end plate connecting piece, the tubular pile foundation, end plate bottom is fixed connection with the tubular pile top, connect through two L type connecting pieces of embedding T type preceding bracing left and right sides between preceding bracing and the end plate, connect through two trapezoidal connecting pieces of embedding T type preceding bracing and T type bracing left and right sides between preceding bracing and the sloping, connect through two L type connecting pieces of embedding T type back bracing left and right sides between back bracing and the sloping, set up between sloping and preceding back bracing and the sloping, and between sloping and the end plate, and form a stable combined material photovoltaic support system, wherein the tubular pile foundation is precast concrete tubular pile; purlines, diagonal beams, front diagonal braces, rear diagonal braces, stay bars and purlins are all made of glass fiber composite materials; the end plate is made of Q550B material; the diagonal beam and the front diagonal brace connecting piece and the rear diagonal brace connecting piece are made of Q235 materials; the mounting bolt between the assembly and the purline is made of SUS304 material; the common galvanized bolts are adopted for the connection and fixation of the composite material bracket system.
2. The composite material photovoltaic bracket mounting structure for a single pile foundation according to claim 1, wherein the inclined beams and the front and rear inclined struts are of the same cross section form and are of T-shaped cross sections.
3. The composite material photovoltaic bracket mounting structure for a single pile foundation according to claim 1, wherein the front diagonal brace is provided with a bolt hole, and the cross-sectional configuration of the front diagonal brace is T-shaped; the front diagonal brace and the end plate connecting piece are made of Q235 materials, the cross section is L-shaped, the L-shaped connecting piece is also provided with a bolt hole, and the front diagonal brace and the end plate are fixed in a galvanized bolt mode.
4. The composite material photovoltaic bracket mounting structure for the single pile foundation according to claim 1, wherein the trapezoid connecting piece of the front diagonal brace and the diagonal beam is made of Q235 material, the trapezoid connecting piece is provided with a bolt hole, and the front diagonal brace and the diagonal beam are fixed by adopting galvanized bolts.
5. The composite material photovoltaic bracket mounting structure for a single pile foundation according to claim 1, wherein the rear diagonal brace is provided with a bolt hole, and the cross-sectional configuration of the rear diagonal brace is T-shaped; the rear inclined strut and the end plate connecting piece are made of Q235 materials, the cross section is L-shaped, the L-shaped connecting piece is also provided with a bolt hole, and the rear inclined strut and the end plate are fixed by adopting galvanized bolts.
6. The composite material photovoltaic bracket mounting structure for the single pile foundation according to claim 1, wherein the trapezoid connecting piece of the rear diagonal brace and the diagonal beam is made of Q235 material, the trapezoid connecting piece is provided with a bolt hole, and the rear diagonal brace is connected with the diagonal beam through two trapezoid connecting pieces embedded in the left side and the right side of the T-shaped rear diagonal brace and the T-shaped diagonal beam, and the fixing mode is that galvanized bolts are adopted for fixing.
7. The composite material photovoltaic bracket mounting structure for the single pile foundation according to claim 1, wherein the diagonal beams are positioned on the front diagonal braces and the rear diagonal braces, bolt holes are formed in the diagonal beams, and the space between the diagonal beams and the diagonal braces is divided into a stable triangular structure through the arrangement of the diagonal braces.
8. The composite material photovoltaic bracket mounting structure for a single pile foundation according to claim 1, wherein the stay bar is provided with bolt holes, the cross-sectional configuration of the stay bar is hollow T-shaped, and the stay bar is inclined and fixed with the inclined beam, the front inclined strut and the rear inclined strut and the end plate by using galvanized bolts.
9. The composite material photovoltaic bracket mounting structure for the single pile foundation according to claim 1, wherein the purline is positioned on the inclined beam, the cross section configuration of the purline is C-shaped, the purline is provided with bolt holes, and the purline and the inclined beam are fixedly connected by galvanized bolts; in order to strengthen the connection stability between the purline and the oblique beam, the purline is connected with the oblique beam by utilizing the purline support, and the purline support is also provided with a bolt hole and is fixed by adopting a galvanized bolt.
10. The composite material photovoltaic bracket mounting structure for the single pile foundation according to claim 1, wherein the purlines, the inclined beams, the front inclined struts, the rear inclined struts, the supporting rods and the purlin brackets are all made of glass fiber composite materials GFRP, the GFRP is formed by pultrusion of glass fibers, resin and a preparation, and a GFRP finished product is formed after solidification, demoulding and modification.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221081199U true CN221081199U (en) | 2024-06-04 |
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