CN221227411U - Light photovoltaic bracket based on concrete roof - Google Patents
Light photovoltaic bracket based on concrete roof Download PDFInfo
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- CN221227411U CN221227411U CN202322915453.4U CN202322915453U CN221227411U CN 221227411 U CN221227411 U CN 221227411U CN 202322915453 U CN202322915453 U CN 202322915453U CN 221227411 U CN221227411 U CN 221227411U
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- photovoltaic
- concrete roof
- eps
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- photovoltaic bracket
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- 239000004567 concrete Substances 0.000 title claims abstract description 36
- 239000000853 adhesive Substances 0.000 claims description 28
- 230000001070 adhesive effect Effects 0.000 claims description 28
- 238000009417 prefabrication Methods 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 230000003712 anti-aging effect Effects 0.000 claims description 2
- 238000013329 compounding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 229920006248 expandable polystyrene Polymers 0.000 abstract 4
- 238000004806 packaging method and process Methods 0.000 description 6
- 239000002131 composite material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000002313 adhesive film Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012858 packaging process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- -1 polydimethylsiloxane Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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- 239000005341 toughened glass Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of photovoltaic system installation, and particularly discloses a light photovoltaic bracket based on a concrete roof, which comprises two EPS (expandable polystyrene) prefabricated modules arranged at intervals, wherein a support piece is detachably arranged between the two EPS prefabricated modules and is provided with an adhesion surface for adhering a photovoltaic module; the light photovoltaic brackets are arranged at intervals along the length direction perpendicular to the supporting piece and used for supporting and installing the photovoltaic modules. The light photovoltaic bracket based on the concrete roof adopts the EPS prefabricated module and the support, has the characteristics of light weight, corrosion resistance and simple installation, and greatly reduces the influence of a photovoltaic module system on the load of the concrete roof.
Description
Technical Field
The utility model belongs to the technical field of photovoltaic system installation, and particularly relates to a light photovoltaic bracket based on a concrete roof.
Background
The traditional photovoltaic module surface adopts toughened glass and aluminum alloy frame encapsulation, and during the installation, still need to cooperate supporting structures such as concrete counter weight, steel bracket, briquetting to constitute whole photovoltaic system, because photovoltaic system dead weight is great, the concrete roofing that partial load is relatively lower can not install or have the potential safety hazard.
The light component is formed by packaging a high polymer composite material serving as a packaging front plate, a packaging adhesive film, a battery matrix, a back plate and a metal aluminum foil back plate through a photovoltaic packaging process, light with light weight, high efficiency and good flexibility can generate high temperature during operation, and the clutch plate and the photovoltaic component are designed in the beginning of design in consideration of thermal expansion and contraction of the clutch plate. The light component is very suitable for being installed on a non-bearing concrete roof, and the problem that the bearing of the non-bearing concrete roof cannot meet the installation load requirement of a conventional photovoltaic component is solved.
However, on one hand, the light component is directly stuck to the concrete roof by using the structural adhesive, so that a radiating space is not arranged below the component, the radiating of the component is influenced, and the power generation performance of the component is influenced; on the other hand, concrete roofing surfaces are often smooth and uneven, and because the lightweight assembly lacks a reliable fastening point or means of fastening to the concrete roof, the lightweight assembly is prone to loosening, falling off, or being subjected to external forces such as wind blows.
Therefore, the utility model provides a light photovoltaic bracket based on a concrete roof.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a lightweight photovoltaic bracket based on a concrete roof, and aims to solve or improve at least one of the technical problems.
In order to achieve the above purpose, the utility model provides a light photovoltaic bracket based on a concrete roof, which comprises two EPS prefabricated modules arranged at intervals, wherein a support piece is detachably arranged between the two EPS prefabricated modules, and the support piece is provided with a pasting surface for pasting a photovoltaic module; the light photovoltaic brackets are arranged at intervals along the length direction perpendicular to the supporting piece and used for supporting and installing the photovoltaic modules.
Preferably, the EPS prefabrication module is internally prefabricated with an embedded bolt, and the support piece is in threaded connection with the embedded bolt.
Preferably, the embedded bolt is a U-shaped bolt, and two free ends of the embedded bolt penetrate out of the upper surface of the EPS prefabrication module and are provided with external threads.
Preferably, the supporting piece comprises supporting feet and the pasting surface supported above the supporting feet, and mounting holes matched with the embedded bolts are formed in the supporting feet.
Preferably, the cross section of the support is in a shape like a Chinese character 'ji', and the support is integrally formed.
Preferably, the bracket is an aluminum alloy material.
Preferably, the EPS preform module comprises a matrix, an intermediate layer and an outer layer.
Preferably, the EPS prefabrication module takes high-strength flame-retardant polystyrene as a matrix, alkali-resistant glass fiber mesh cloth as an intermediate layer, and the outer layer is formed by compounding inorganic anti-aging polymer emulsion.
Preferably, the EPS prefabricated module is adhered to the concrete roof by an adhesive.
Preferably, the adhesive is an AD-230 adhesive.
Preferably, the photovoltaic module is a light module.
Based on the structure, the utility model has the following technical effects and advantages:
The light photovoltaic bracket based on the concrete roof provided by the utility model adopts the EPS prefabricated module and the support, has the characteristics of light weight, corrosion resistance and simplicity and convenience in installation, and greatly reduces the influence of a photovoltaic assembly system on the load of the concrete roof. Meanwhile, the height of the EPS prefabricated modules on the same side can be increased or reduced as required, so that the effect of adjusting the angle of the photovoltaic bracket can be achieved.
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 to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a lightweight photovoltaic module according to the present utility model;
FIG. 2 is a schematic view of the EPS prefabrication module in the lightweight photovoltaic bracket of the present utility model;
FIG. 3 is a schematic structural view of embedded bolts in the lightweight photovoltaic bracket of the present utility model;
FIG. 4 is a schematic view of the structure of the carrier in the lightweight photovoltaic bracket of the present utility model;
FIG. 5 is a schematic view of the attachment of a lightweight photovoltaic bracket of the present utility model;
FIG. 6 is a graph showing the effect of the lightweight photovoltaic bracket of the present utility model;
FIG. 7 is a schematic view of a carrier according to another embodiment of the present utility model;
fig. 8 is a schematic structural view of a bracket according to another embodiment of the present utility model.
Wherein: 1. EPS prefabrication module; 2. embedding bolts; 3. a support; 31. sticking the surface; 32. a support leg; 33. a mounting hole; 4. a photovoltaic module; 5. and (5) a concrete roof.
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 that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The structure of the lightweight photovoltaic module based on concrete roofing according to the present utility model is described below with reference to fig. 1 to 8.
Referring to fig. 1 to 4, fig. 1 to 4 show a schematic structural diagram of an embodiment of the present utility model. In this embodiment, the light-duty photovoltaic support based on concrete roofing includes EPS prefabricated module 1 and screw thread is fixed support 3 in EPS prefabricated module 1 top, and wherein EPS prefabricated module 1 includes EPS module and pre-buried bolt 2 that pre-buried is in its inside and worn out from its upper surface, and the EPS module uses high strength fire-retardant polystyrene as the base member, and alkali-resisting glass fiber net cloth is as the intermediate level, and the skin is by inorganic ageing resistance polymer emulsion composite forming, and inside pre-buried has pre-buried bolt 2 for fastening installation support 3, and the upper surface of support 3 is used for supporting bonding photovoltaic module 4.
Specifically, in this embodiment, the EPS prefabricated module 1 is attached to the measured concrete plane by an AD-230 adhesive, and when installed, positioning measurement is performed, and then attached and fixed one by one. The AD-230 adhesive is a novel building material which is specially used for pasting EPS boards and XPS boards in an external wall external heat insulation system and is formed by combining cement, sand and various polymer materials and additives.
Specifically, in this embodiment, the supporting member 3 is made of an aluminum alloy material with a cross section in a shape of a Chinese character 'ji', and includes a horizontal adhesive surface 31, and a supporting leg 32 supported below the adhesive surface 31, wherein the supporting leg 32 is provided with a mounting hole 33, the supporting member 3 can be integrally formed, and also can be welded and connected to form, the supporting leg 32 mainly plays a role in supporting and fixing, and the adhesive surface 31 is supported at a height higher than the embedded bolt 2, so that the adhesive photovoltaic module 4 can be supported.
Specifically, in this embodiment, the photovoltaic module 4 is a light module, and is formed by packaging a polymer composite material as a packaging front plate, a packaging adhesive film, a battery matrix, a back plate and a metal aluminum foil back plate through a photovoltaic packaging process, and has light weight, high efficiency and good flexibility.
Specifically, as shown in fig. 6, in the present embodiment, the photovoltaic module 4 is adhered to the supporting members 3 by structural adhesive, and the plurality of supporting members 3 form a support from the bottom of the photovoltaic module 4, ensuring the stability thereof. The structural adhesive is neutral silicone adhesive used for pasting light photovoltaic modules, is an adhesive which is similar to ointment formed by polydimethylsiloxane, silicon dioxide and the like, can be condensed and reacted once the structural adhesive contacts with moisture in the air, is crosslinked into an elastomer, is a tough rubber solid material, has weather resistance, oxygen resistance, ultraviolet resistance, heat resistance and cold resistance, and can keep rubber elasticity within a wider temperature range (-60-200 ℃).
As shown in fig. 5 and 6, a plurality of lightweight photovoltaic brackets are arranged side by side at intervals for supporting a block of photovoltaic modules 4.
Further optimizing scheme, the embedded bolt 2 is of an integrated structure, and is a U-shaped bolt shown in fig. 3, the shape of the U-shaped bolt is in a letter U shape, the embedded bolt can be made of arc U-shaped steel, and threads are reserved at two ends of the embedded bolt so as to be connected with other parts.
In other embodiments, the EPS module may be made of concrete.
In another embodiment, as shown in fig. 7, the structure of the supporting member 3 is further optimized, and the supporting legs 32 are not designed as a "several" shape structure penetrating the length direction, but are designed as independent supporting parts, so that the horizontal supporting parts between the supporting legs 32 at two ends are omitted, that is, the supporting legs 32 supported below the adhesive surface 31 are not an integral structure penetrating the length direction, and the material cost can be saved.
In another embodiment, as shown in fig. 8, the structure of the supporting member 3 is further optimized, and the structure comprises a horizontal plate with an adhesive surface 31 and a plurality of 'several' -shaped supporting legs 32 supported below the horizontal plate, and mounting holes 33 are formed on two horizontal supporting surfaces of the supporting legs 32.
It should be understood that the shape of the supporting member 3 is not limited to a "table" shape, and any shape having an adhesive surface 31 capable of supporting and supporting the photovoltaic module 4 may be used, and is not particularly limited in the present utility model.
It should be understood that in practical applications, the lightweight photovoltaic brackets of the present utility model can also be applied to conventional modules as well as other photovoltaic modules.
It should also be understood that the AD-230 adhesive in this embodiment may be replaced with other adhesives having a paste function; the structural adhesive may be replaced with a sealant or other adhesive, without limitation.
The application steps of the utility model are as follows:
1. Making pre-buried bolts 2 in a prefabricated EPS module to form an EPS prefabricated module 1;
2. measuring and determining the installation position, and adhering the EPS prefabrication module 1 to the determined concrete roof 5 through an AD-230 adhesive;
3. Mounting a support 3 on the EPS prefabricated module 1, enabling the embedded bolts 2 to penetrate through mounting holes 33 at two ends of the support 3, screwing in nuts for fixation, and completing the assembly of the light photovoltaic bracket;
4. Uniformly applying structural adhesive on the adhesive surface 31 of the support 3;
5. And sticking the photovoltaic module 4 on the support 3 to finish the installation of the photovoltaic module 4.
The utility model has the beneficial effects that:
The light photovoltaic bracket adopts the EPS prefabricated module and the high-strength aluminum alloy material support, and has the characteristics of light weight, corrosion resistance and simple and convenient installation. The height of the EPS prefabricated modules on the same side can be increased or reduced as required, so that the effect of adjusting the angle of the photovoltaic bracket can be achieved.
The photovoltaic module is formed by adopting a light module and adopting a polymer composite front plate, an encapsulation adhesive film, a battery matrix, a back plate and an aluminum plate to be encapsulated by a special encapsulation process, and the dead weight of the photovoltaic module is 4.3 Kg/square meter, which is reduced by about 60 percent compared with the dead weight of a conventional module.
The photovoltaic system adopts the light photovoltaic bracket to be matched with the light component, so that the capability of the concrete roof for bearing photovoltaic load is greatly reduced.
The present utility model is not limited to the conventional technical means known to those skilled in the art.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (10)
1. The light photovoltaic bracket based on the concrete roof is characterized by comprising two EPS prefabricated modules (1) which are arranged at intervals, wherein a supporting piece (3) is detachably arranged between the EPS prefabricated modules (1), and the supporting piece (3) is provided with a pasting surface (31) for pasting a photovoltaic module (4); the light photovoltaic brackets are arranged at intervals along the length direction vertical to the supporting piece (3) and are used for supporting and installing the photovoltaic modules (4).
2. The lightweight photovoltaic bracket based on the concrete roof according to claim 1, wherein embedded bolts (2) are prefabricated in the EPS prefabrication module (1), and the supporting piece (3) is in threaded connection with the embedded bolts (2).
3. The lightweight photovoltaic bracket based on the concrete roof according to claim 2, wherein the embedded bolts (2) are U-shaped bolts, and two free ends of the embedded bolts penetrate out of the upper surface of the EPS prefabrication module (1) and are provided with external threads.
4. The lightweight photovoltaic bracket based on concrete roof according to claim 2, characterized in that the bracket (3) comprises a support leg (32) and the adhesive surface (31) supported above the support leg (32), and the support leg (32) is provided with a mounting hole (33) matched with the embedded bolt (2).
5. The lightweight photovoltaic bracket based on concrete roof according to claim 4, characterized in that the cross section of the bracket (3) is a "figure" structure, and the bracket (3) is integrally formed.
6. The lightweight photovoltaic bracket based on concrete roof according to claim 5, characterized in that the carrier (3) is an aluminium alloy material.
7. The lightweight photovoltaic bracket based on concrete roof according to claim 1, characterized in that the EPS prefabricated module (1) comprises a matrix, an intermediate layer and an outer layer.
8. The lightweight photovoltaic bracket based on concrete roof according to claim 7, wherein the matrix is high-strength flame-retardant polystyrene, the middle layer is alkali-resistant glass fiber mesh, and the outer layer is formed by compounding inorganic anti-aging polymer emulsion.
9. The lightweight photovoltaic support based on concrete roofs according to claim 1, characterized in that the EPS prefabricated module (1) is glued to the concrete roof (5) by means of an adhesive.
10. The lightweight concrete-roofing based photovoltaic bracket of claim 9, wherein said adhesive is an AD-230 adhesive.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221227411U true CN221227411U (en) | 2024-06-25 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |