CN220225988U - Photovoltaic roof support and photovoltaic roof - Google Patents
Photovoltaic roof support and photovoltaic roof Download PDFInfo
- Publication number
- CN220225988U CN220225988U CN202321934167.6U CN202321934167U CN220225988U CN 220225988 U CN220225988 U CN 220225988U CN 202321934167 U CN202321934167 U CN 202321934167U CN 220225988 U CN220225988 U CN 220225988U
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- 230000000712 assembly Effects 0.000 claims description 36
- 238000000429 assembly Methods 0.000 claims description 36
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000013011 mating Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 229920002397 thermoplastic olefin Polymers 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000013084 building-integrated photovoltaic technology Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model provides a photovoltaic roof and a support thereof, which comprise a plurality of first panels and a plurality of keels below the first panels, wherein the first panels extend along a first horizontal direction, the keels extend along a second horizontal direction, mounting grooves extending along the first horizontal direction are formed in the first panels in a bending way, the width of clamping sections of the mounting grooves is smaller than that of a containing section, and adjacent first panels are connected in a bending way; the device further comprises a plurality of first connecting components corresponding to the crossing positions of the plurality of mounting grooves and the plurality of keels, a pair of first clamping parts at the top of the first connecting components are arranged at the outer sides of clamping sections of the bottom of the first panel corresponding to the mounting grooves, and the bottom of the first connecting components is fixedly connected with the keels; and/or a plurality of second connecting components corresponding to the crossing positions of the keels and the bending joints are further included, the top of each second connecting component is provided with a first bending part, the first bending parts are inserted between the edges of two adjacent first panels, and the bottom of each second connecting component is fixedly connected with the keels.
Description
Technical Field
The utility model relates to the field of photovoltaics, in particular to a photovoltaic roof support and a photovoltaic roof comprising the photovoltaic roof support.
Background
The photovoltaic building integrated (Building Integrated Photovoltaic, BIPV) is a technology for integrating a photovoltaic module onto a building, so that the occupation cost of a photovoltaic power generation system can be effectively reduced, and the economic benefit of enterprises is ensured. With gradual upgrade of domestic industry, domestic enterprises gradually remove the caps of ' low-end processing ', low added value ' and ' labor intensive ' industries, and gradually turn to high-new technology, high-precision equipment and material industries. The production and processing workshops and storage rooms of high and new technology often require the building waterproof grade to be the first grade, namely, the roof waterproof is generally protected by adopting two or more waterproof layers.
However, existing photovoltaic building integration schemes often have difficulty guaranteeing roofing waterproofing performance.
Disclosure of Invention
The utility model aims to provide a photovoltaic roof support and a photovoltaic roof comprising the photovoltaic roof support, wherein the photovoltaic roof support can ensure the waterproof performance of the roof.
In order to achieve the above object, as one aspect of the present utility model, there is provided a photovoltaic roofing bracket, including a plurality of first panels and a plurality of keels located below the plurality of first panels, the plurality of first panels extending in a first horizontal direction and being distributed in a second horizontal direction, the plurality of keels extending in the second horizontal direction and being distributed at intervals in the first horizontal direction, the first horizontal direction being perpendicular to the second horizontal direction, the first panels being bent to form mounting grooves extending in the first horizontal direction, the mounting grooves including a clamping section and a receiving section distributed in sequence from top to bottom, and the mounting grooves having a width smaller than that of the mounting grooves in the receiving section, the edges of adjacent first panels being bent to connect between the edges of the mounting grooves;
The photovoltaic roof support further comprises a plurality of first connecting components, the positions of the first connecting components are in one-to-one correspondence with the crossing positions of the mounting grooves and the keels, the top of each first connecting component is provided with a pair of first clamping parts, the two first clamping parts are arranged at the outer sides of the clamping sections, corresponding to the mounting grooves, of the bottoms of the first panels in one-to-one correspondence, and the bottoms of the first connecting components are fixedly connected with the corresponding keels so as to fixedly connect the first panels with the keels; and/or
The photovoltaic roofing support still includes a plurality of second coupling assembling, a plurality of second coupling assembling's position and a plurality of fossil fragments and a plurality of adjacency the intersection position one-to-one of the junction of buckling of first panel, the top of second coupling assembling has first kink, the top of first kink inserts corresponding adjacent two between the edge of first panel and with adjacent two the edge together buckling connection of first panel, the bottom of second coupling assembling with corresponding fossil fragments fixed connection, in order to with first panel with fossil fragments fixed connection.
As an alternative embodiment of the present utility model, the first panel is further bent to form a plurality of first protrusions extending in the first horizontal direction.
In an optional embodiment of the present utility model, the material of the first panel is steel.
As an optional embodiment of the present utility model, the first connection component includes a bottom plate and a pair of first clamping strips, bottom ends of the two first clamping strips are fixedly connected with the bottom plate, top ends of the two first clamping strips are respectively bent towards directions close to each other to form the first clamping portions, and a distance between the two first clamping portions is smaller than a width of the mounting groove in the accommodating section.
As an alternative embodiment of the present utility model, the top of the first engaging portion has a first supporting plane, and the first supporting plane contacts with the bottom of the first panel and supports the first panel.
As an alternative embodiment of the present utility model, the first connection assembly further includes a plurality of first fasteners, and the base plate is fixedly connected to the keel by the first fasteners.
As an alternative embodiment of the present utility model, the first fastener is a dovetail nail.
As an optional embodiment of the present utility model, the second connection assembly includes a connection structure and a first bending strip, the connection structure includes a first horizontal portion, a second horizontal portion and a vertical portion that are connected to each other, the first horizontal portion is connected to a top end of the vertical portion, a top surface of the first horizontal portion contacts with a bottom of the first panel and supports the first panel, the second horizontal portion is connected to a bottom end of the vertical portion, a bottom end of the first bending strip is attached to the vertical portion and is fixedly connected to the vertical portion, and a top end of the first bending strip is formed as the first bending portion.
As an alternative embodiment of the present utility model, the second connection assembly further includes a plurality of second fasteners, and the second horizontal portion is fixedly connected to the keel by the second fasteners.
As an alternative embodiment of the present utility model, the second fastener is a dovetail nail.
As an optional embodiment of the present utility model, the photovoltaic roofing bracket further includes a plurality of second panels located below the keels and a plurality of purlins located below the plurality of second panels, the plurality of second panels extending along the first horizontal direction and being distributed along the second horizontal direction, the plurality of purlins extending along the second horizontal direction and being distributed at intervals along the first horizontal direction; the second panel is bent to form a mounting protrusion extending along the first horizontal direction, the width of the mounting protrusion along the second horizontal direction is increased from top to bottom and then reduced, and the edges of the adjacent second panels are bent and connected; the photovoltaic roof support further comprises a plurality of clamping connection assemblies, the positions of the clamping connection assemblies are in one-to-one correspondence with the crossing positions of the mounting protrusions and the keels, the top of the clamping connection assemblies are fixedly connected with the keels, and the bottom of the clamping connection assemblies clamps the mounting protrusions so as to fixedly connect the second panel with the keels;
The photovoltaic roof support further comprises a plurality of third connecting components, the positions of the third connecting components are in one-to-one correspondence with the crossing positions of the mounting protrusions and the purlins, the top of the third connecting components is provided with a second clamping part, the width of the second clamping part along the second horizontal direction is increased from top to bottom and then reduced, the second clamping part is arranged in a groove of the bottom of the second panel corresponding to the mounting protrusions, the maximum width of the second clamping part is larger than the bottom width of the mounting protrusions, and the bottom of the third connecting components is fixedly connected with the corresponding purlins so as to fixedly connect the second panel with the purlins; and/or
The photovoltaic roofing support further comprises a plurality of fourth connecting components, the positions of the fourth connecting components are in one-to-one correspondence with the crossing positions of the bending connection positions of the purlines and the second panels, the top of the fourth connecting components is provided with a second bending part, the top of the second bending part is inserted between the edges of the corresponding adjacent two second panels and is connected with the edges of the adjacent two second panels in a bending manner together, and the bottom of the fourth connecting components is fixedly connected with the corresponding purlines so as to fixedly connect the second panels with the purlines.
As an alternative embodiment of the present utility model, the second panel is further formed with a plurality of second protrusions extending in the first horizontal direction.
In an optional embodiment of the present utility model, the material of the second panel is steel.
As an optional implementation manner of the utility model, the third connecting component comprises a second clamping strip and a plurality of third fasteners, the second clamping strip comprises a clamping section, connecting sections connected to two ends of the clamping section and first bottom plate sections connected to one ends of the two connecting sections, which are far away from the clamping section, the clamping sections are bent to form the second clamping part, the two connecting sections are vertically arranged in parallel, the two first bottom plate sections are flush in height and horizontally arranged, and the first bottom plate sections are fixedly connected with the purlines through the third fasteners.
As an alternative embodiment of the present utility model, the third fastener is a dovetail nail.
As an optional embodiment of the present utility model, the fourth connecting component includes a second bending strip and a fourth fastening piece, the bottom end of the second bending strip is bent to form a second bottom plate section, the second bottom plate section is horizontally arranged and fixedly connected with the keel through the fourth fastening piece, and the top end of the second bending strip is formed into the second bending part.
As an alternative embodiment of the present utility model, the fourth fastener is a dovetail nail.
As an alternative embodiment of the present utility model, the clamping connection assembly includes a first clamping member, a second clamping member, and a fifth fastening member, wherein one side of the first clamping member and one side of the second clamping member facing each other are provided with a mating groove, the shapes of the two mating grooves correspond to the shapes of the two sides of the mounting protrusion along the second horizontal direction, and the fifth fastening member is used for locking the first clamping member and the second clamping member, so that the mating groove of the first clamping member and the mating groove of the second clamping member clamp the mounting protrusion from two sides; the top of the first clamping piece is fixedly connected with the keel.
As an alternative embodiment of the present utility model, the fifth fastening member is a bolt.
As an alternative embodiment of the present utility model, the clip connection assembly further includes a sixth fastener, and the top of the first clip member has a fixing plate, and the fixing plate is fixedly connected to the keel by the sixth fastener.
As an alternative embodiment of the present utility model, the sixth fastening member is a bolt.
As an optional implementation manner of the present utility model, the photovoltaic roofing bracket further includes a plurality of second panels located below the keels and a plurality of purlins located below the plurality of second panels, the plurality of second panels extend along the first horizontal direction and are distributed along the second horizontal direction, the plurality of purlins extend along the second horizontal direction and are distributed at intervals along the first horizontal direction, and the horizontal positions of the plurality of purlins are in one-to-one correspondence with the positions of the plurality of keels; the edges of the adjacent second panels are connected in a bending way;
the photovoltaic roof support further comprises a plurality of fifth connecting assemblies, the positions of the fifth connecting assemblies are in one-to-one correspondence with the crossing positions of the second panels and the keels, each fifth connecting assembly comprises a connecting piece, a seventh fastening piece and an eighth fastening piece, the top of each connecting piece is fixedly connected with the corresponding keel through the seventh fastening piece, and the bottom of each connecting piece is fixedly connected with the corresponding second panel and purlines through the eighth fastening piece.
As an optional implementation mode of the utility model, the connecting piece comprises a first horizontal bar, vertical bars connected to two ends of the first horizontal bar and second horizontal bars connected to one ends of the two vertical bars, which deviate from the first horizontal bar, wherein the first horizontal bar is horizontally arranged and fixedly connected with the corresponding keels through the seventh fastening pieces, the vertical bars vertically extend, and the two second horizontal bars are horizontally arranged and fixedly connected with the corresponding second panels and the purlins through the eighth fastening pieces.
As an alternative embodiment of the present utility model, the eighth fastener is a dovetail nail.
As an optional embodiment of the present utility model, the photovoltaic roofing bracket further includes a supporting layer, the supporting layer is disposed between the plurality of second panels and the plurality of purlins, and heat insulation cotton is filled between the supporting layer and the second panels.
As a second aspect of the present utility model, there is provided a photovoltaic roofing comprising a plurality of photovoltaic modules, a plurality of connection mechanisms and the aforementioned photovoltaic roofing support, wherein the photovoltaic modules are disposed on top of the photovoltaic roofing support, the connection mechanisms are fixedly disposed on the photovoltaic modules, the connection mechanisms comprise clamping members, the clamping members are accommodated in the accommodation sections of the installation grooves, and the transverse dimensions of the clamping members are larger than the widths of the installation grooves in the clamping sections, so that the photovoltaic modules are fixedly disposed on the photovoltaic roofing.
As an optional embodiment of the present utility model, the top of the photovoltaic module is provided with an assembly groove, an assembly hole penetrating to the bottom of the photovoltaic module is formed at the bottom of the assembly groove, the connection mechanism further comprises a pressing block and a ninth fastening piece, the pressing blocks are arranged in the assembly grooves in a one-to-one correspondence manner, and the ninth fastening piece penetrates through the assembly hole and fastens and connects the pressing block with the clamping piece, so that the photovoltaic module is fixedly arranged on the photovoltaic roof.
In the photovoltaic roof support provided by the utility model, the mounting groove at the top of the first panel is used for mounting the photovoltaic assembly, the edges of the first panels are mutually bent and connected to form a complete roof layer structure, the first panels are fixedly connected with the keels below through the first connecting assemblies and/or the second connecting assemblies, the first connecting assemblies can fix the first panels on the keels on the premise of not punching by utilizing the matching relation between the first clamping parts and the groove structures at the bottoms of the first panels, which correspond to the two sides of the mounting groove, and the first bending parts of the second connecting assemblies can be bent with the edges of the two adjacent first panels, so that the first panels can be fixed on the keels on the premise of not punching.
According to the photovoltaic roof support, the roof layer structure formed by connecting the plurality of first panels can be fixedly connected with the photovoltaic module above and the keel below on the premise of not punching, so that the waterproof capacity of the photovoltaic roof support is guaranteed, and further the roof waterproof performance of the integrated building of the photovoltaic building is guaranteed.
In addition, the flexible waterproof layer is not adopted in the photovoltaic roof support, so that the cost price of the photovoltaic roof support is low, the photovoltaic roof support is economical and reliable, and under the condition that the primary waterproof performance requirement is met, the scheme can ensure that the water seepage risk can not occur for more than 15 years, the manufacturing cost can be reduced to 100 yuan/square meter-150 yuan/square meter, and the manufacturing cost of the support is greatly reduced;
In addition, the first panel in the photovoltaic roof support provided by the utility model has no punching structure, so that the surface structure of the first panel is not damaged, the problem of corrosion at the hole edge caused by punching can be effectively eliminated, the service life of the first panel is prolonged, and the whole service life of the photovoltaic roof support is further ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a schematic view of a photovoltaic module mounted on a photovoltaic roofing bracket according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a photovoltaic roofing bracket according to another embodiment of the present utility model;
fig. 3 is a schematic structural view of a photovoltaic roofing bracket provided by an embodiment of the present utility model;
FIG. 4 is an enlarged partial schematic view of the structure of FIG. 1 in area A;
fig. 5 is a schematic structural view of a first connection component in a photovoltaic roofing bracket according to an embodiment of the present utility model;
FIG. 6 is a partially enlarged schematic illustration of the structure of FIG. 1 in region B;
fig. 7 is a schematic structural view of a second connection component in the photovoltaic roofing bracket according to the embodiment of the present utility model;
FIG. 8 is an enlarged partial schematic view of the structure of FIG. 1 in region C;
fig. 9 is a schematic structural view of a second clamping strip in the photovoltaic roofing bracket according to the embodiment of the present utility model;
fig. 10 is a schematic structural view of a clamping connection assembly in a photovoltaic roofing bracket according to an embodiment of the present utility model;
FIG. 11 is a schematic structural view of a clamping connection assembly in a photovoltaic roofing bracket provided by an embodiment of the present utility model;
FIG. 12 is a partially enlarged schematic illustration of the structure of FIG. 1 in region D;
fig. 13 is a schematic structural view of a second bending strip in the photovoltaic roofing bracket according to the embodiment of the present utility model;
FIG. 14 is an enlarged partial schematic view of the structure of FIG. 1 in region E;
FIG. 15 is a schematic view of the structure of a connector in a photovoltaic roofing bracket according to an embodiment of the present utility model;
fig. 16 to 19 are schematic views of a connection process between a first panel and a keel in a photovoltaic roofing bracket according to an embodiment of the present utility model;
fig. 20 is a partially enlarged schematic view of the structure of fig. 3 in the G region.
Reference numerals illustrate:
the first panel 110, the mounting slot 111, the first protruding portion 112, the keel 120, the first connection assembly 200, the bottom plate 210, the first fastening strip 220, the first fastening portion 221, the first fastening member 230, the second connection assembly 300, the connection structure 310, the first horizontal portion 311, the second horizontal portion 312, the vertical portion 313, the first bending strip 320, the first bending portion 321, the second fastening member 330, the second panel 410, the mounting protrusion 411, the second protruding portion 412, the purlin 420, the third connection assembly 500, the second fastening portion 501, the second fastening strip 510, the clamping section 511, the connection section 512, the first bottom plate section 513, the third fastening member 520, the fourth connection assembly 600, the second bending strip 610, the second bending portion 611, the second bottom plate section 612, the fourth fastening member 620, the clamp connection assembly 700, the first clamp 710, the fixing plate, the second clamp 720, the fifth fastening member 730, the sixth fastening member 740, the closing slot 750, the bearing layer 810, the heat insulating cotton 820, the fifth connection assembly 900, the connection member 900, the first clamp 910, the eighth clamp assembly 912, the seventh fastening member 910, the eighth clamp assembly 21, the eighth clamp assembly, the ninth clamp assembly 910, the ninth clamp assembly and the ninth clamp assembly 20.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
The existing photovoltaic building integrated scheme often utilizes a flexible waterproof layer (waterproof coiled material) to realize waterproof, however, the waterproof coiled material generally has the problems of overhigh cost or short service life,
for example, when a thermoplastic polyolefin waterproof roll (TPO) is adopted to realize a waterproof function, the waterproof layer has long lasting time and high temperature resistance, but has high cost, the general waterproof cost is about 300 yuan/square meter, the thermoplastic polyolefin waterproof roll has high requirements on the professional technical level of professional waterproof construction, and water seepage problems are easy to occur when any node is carelessly treated; when the modified asphalt coiled material is adopted, the material cost is low, but the durability is poor, the ageing resistance and the thermal stability at high temperature in summer are poor, and the water-proof quality-keeping life is generally only about 2 years. Moreover, existing roofing installations often employ fasteners to strike the brackets on the purlines, and the fasteners can penetrate the flexible waterproof layer, thereby causing the waterproof layer to no longer function as waterproof.
To solve the above-mentioned problems, as an aspect of the present utility model, there is provided a photovoltaic roofing bracket, as shown in fig. 1 to 3, comprising a plurality of first panels 110 and a plurality of keels 120 located under the plurality of first panels 110, the plurality of first panels 110 extending in a first horizontal direction (i.e., a direction in fig. 3) and being distributed in a second horizontal direction (i.e., b direction in fig. 1 to 3), the plurality of keels 120 extending in the second horizontal direction and being distributed at intervals in the first horizontal direction, the first horizontal direction being perpendicular to the second horizontal direction (in fig. 1, 2, 4 to 10, 12 to 19, the first horizontal direction being perpendicular to the paper surface), the first panels 110 being formed with mounting grooves 111 extending in the first horizontal direction by bending, the mounting grooves 111 comprising a retaining section 511 and a receiving section b distributed in sequence from top to bottom, and the mounting grooves 111 being smaller than the first bending sections 110 between the adjacent mounting grooves 111 in the width of the retaining sections 511;
the photovoltaic roofing bracket further includes a plurality of first connection assemblies 200, the positions of the plurality of first connection assemblies 200 are in one-to-one correspondence with the intersecting positions of the plurality of mounting grooves 111 and the plurality of keels 120, as shown in fig. 4, the top of the first connection assembly 200 has a pair of first engaging portions 221, two first engaging portions 221 are arranged on the outer sides of the clamping sections 511 of the bottom of the first panel 110 corresponding to the mounting grooves 111 in one-to-one correspondence, and the bottom of the first connection assembly 200 is fixedly connected with the corresponding keels 120 so as to fixedly connect the first panel 110 with the keels 120; and/or
The photovoltaic roofing support further comprises a plurality of second connecting assemblies 300, the positions of the second connecting assemblies 300 are in one-to-one correspondence with the intersecting positions of the bending connection positions of the keels 120 and the adjacent first panels 110, as shown in fig. 6, the top of each second connecting assembly 300 is provided with a first bending part 321, the top of each first bending part 321 is inserted between the edges of the corresponding adjacent two first panels 110 and is connected with the edges of the corresponding adjacent two first panels 110 in a bending manner, and the bottom of each second connecting assembly 300 is fixedly connected with the corresponding keels 120 so as to fixedly connect the corresponding first panels 110 with the keels 120.
It should be noted that, the design that the width of the top clamping section 511 of the mounting groove 111 is smaller than that of the bottom accommodating section b is used to form a matching relationship with the photovoltaic module, as shown in fig. 1, the corresponding structure (the clamping member 21) on the photovoltaic module 10 can realize the fixed connection between the photovoltaic module 10 and the photovoltaic roof support provided by the utility model by clamping into the accommodating section b, so as to avoid the adoption of fastening members such as screws.
In the photovoltaic roofing bracket provided by the utility model, the mounting groove 111 at the top of the first panel 110 is used for mounting a photovoltaic module, the edges of a plurality of first panels 110 are mutually bent and connected to form a complete roofing layer structure, and the first panels 110 are fixedly connected with the keels 120 below through the first connecting components 200 and/or the second connecting components 300, wherein the first connecting components 200 can utilize the matching relation between the first clamping parts 221 and the groove structures at the bottom of the first panels 110 corresponding to the two sides of the mounting groove 111 to realize that the first panels 110 are fixed on the keels 120 on the premise of not punching, and the first bending parts 321 of the second connecting components 300 can be bent with the edges of two adjacent first panels 110, so that the first panels 110 can be fixed on the keels 120 on the premise of not punching.
In the photovoltaic roof support provided by the utility model, the roof layer structure formed by connecting the plurality of first panels 110 can be fixedly connected with the photovoltaic module above and the keel 120 below on the premise of not punching, so that the waterproof capacity of the photovoltaic roof support is ensured, and further, the roof waterproof performance of the integrated building of the photovoltaic building is ensured.
In addition, the flexible waterproof layer is not adopted in the photovoltaic roof support, so that the cost price of the photovoltaic roof support is low, the photovoltaic roof support is economical and reliable, and under the condition that the primary waterproof performance requirement is met, the scheme can ensure that the water seepage risk can not occur for more than 15 years, the manufacturing cost can be reduced to 100 yuan/square meter-150 yuan/square meter, and the manufacturing cost of the support is greatly reduced;
in addition, the first panel 110 in the photovoltaic roof support provided by the utility model has no punching structure, so that the surface structure of the first panel 110 is not damaged, the problem of corrosion at the hole edge caused by punching can be effectively eliminated, the service life of the first panel 110 is prolonged, and the whole service life of the photovoltaic roof support is further ensured.
In order to improve the structural strength of the first panel 110, as a preferred embodiment of the present utility model, as shown in fig. 1, a plurality of first protrusions 112 extending in the first horizontal direction are further bent and formed on the first panel 110.
In an alternative embodiment of the present utility model, the material of the first panel 110 is steel.
As an alternative embodiment of the present utility model, the keel 120 may be C-section steel.
As an alternative embodiment of the present utility model, as shown in fig. 5, the first connecting assembly 200 includes a bottom plate 210 and a pair of first engaging strips 220, wherein bottom ends of the two first engaging strips 220 are fixedly connected to the bottom plate 210, top ends of the two first engaging strips 220 are respectively bent towards each other to form the first engaging portions 221, and a distance between the two first engaging portions 221 is smaller than a width of the mounting groove 111 at the accommodating section b.
As an alternative embodiment of the present utility model, the top of the first engaging part 221 has a first supporting plane, as shown in fig. 4, which contacts with the bottom of the first panel 110 and supports the first panel 110.
As an alternative embodiment of the present utility model, as shown in fig. 4, the first connection assembly 200 further includes a plurality of first fasteners 230, and the base plate 210 is fixedly connected to the keel 120 by the first fasteners 230.
As an alternative embodiment of the present utility model, as shown in fig. 4, the first fastener 230 is a dovetail nail.
As an alternative embodiment of the present utility model, as shown in fig. 6 and 7, the second connection assembly 300 includes a connection structure 310 and a first bending bar 320, the connection structure 310 includes a first horizontal portion 311, a second horizontal portion 312 and a vertical portion 313 that are connected to each other, the first horizontal portion 311 is connected to a top end of the vertical portion 313, a top surface of the first horizontal portion 311 contacts with a bottom of the first panel 110 and supports the first panel 110, the second horizontal portion 312 is connected to a bottom end of the vertical portion 313, a bottom end of the first bending bar 320 is attached to and fixedly connected to the vertical portion 313, and a top end of the first bending bar 320 is formed as the first bending portion 321.
As an alternative embodiment of the present utility model, as shown in fig. 6, the second connection assembly 300 further includes a plurality of second fasteners 330, and the second horizontal portion 312 is fixedly connected to the keel 120 by the second fasteners 330.
As an alternative embodiment of the present utility model, as shown in fig. 6, the second fastener 330 is a dovetail nail.
In order to facilitate understanding of the skilled person, fig. 16 to 19 are schematic views illustrating a process of fixedly connecting a plurality of first panels 110 with a keel 120 through a first connecting component 200 and a second connecting component 300 in the photovoltaic roofing support provided by the embodiment of the present invention, firstly, as shown in fig. 16 and 17, each pair of first engaging portions 221 on the top of the first connecting component 200 are sleeved into corresponding grooves on the bottom of the corresponding first panels 110, so that the pair of first engaging portions 221 of the first connecting component 200 form a limit to the clamping sections 511 of the corresponding mounting grooves 111, and the first bending portions 321 of the second connecting component 300 are laminated with edges of the two first panels 110 on both sides;
then, as shown in fig. 17 to 18, the first bending portion 321 of the second connecting component 300 is bent together with the edges of the two adjacent first panels 110, so that the second connecting component 300 is fixedly connected with the two first panels 110 on both sides thereof;
as shown in fig. 19, the first connecting component 200 and the second connecting component 300 are fixedly connected with the keel 120 through fasteners, and at this time, the first connecting component 200 and the second connecting component 300 are fixedly connected with the first panel 110 above the first connecting component 200 and the second connecting component 300 through a mechanical limiting mode, so that processes of punching the first panel 110 and the like are avoided, and the waterproof performance of the photovoltaic roof support is ensured.
To further improve the waterproof performance of the photovoltaic roofing bracket, as a preferred embodiment of the present utility model, as shown in fig. 1, the photovoltaic roofing bracket further includes a plurality of second panels 410 located below the keels 120 and a plurality of purlins 420 located below the plurality of second panels 410, wherein the plurality of second panels 410 extend in the first horizontal direction and are distributed in the second horizontal direction, and the plurality of purlins 420 extend in the second horizontal direction and are distributed at intervals in the first horizontal direction; the second panel 410 is bent to form a mounting protrusion 411 extending along the first horizontal direction, the width of the mounting protrusion 411 along the second horizontal direction increases from top to bottom and decreases from top to bottom, and the edges of adjacent second panels 410 are bent and connected; the photovoltaic roofing bracket further comprises a plurality of clamping connection assemblies 700, the positions of the clamping connection assemblies 700 are in one-to-one correspondence with the crossing positions of the mounting protrusions 411 and the keels 120, the top of the clamping connection assemblies 700 are fixedly connected with the keels 120, and the bottom of the clamping connection assemblies 700 clamps the mounting protrusions 411 so as to fixedly connect the second panel 410 with the keels 120;
The photovoltaic roofing bracket further comprises a plurality of third connecting assemblies 500, the positions of the third connecting assemblies 500 are in one-to-one correspondence with the intersecting positions of the mounting protrusions 411 and the purlins 420, as shown in fig. 8, the top of the third connecting assemblies 500 is provided with a second clamping part 501, the width of the second clamping part 501 along the second horizontal direction is increased from top to bottom and then reduced, the second clamping part 501 is arranged in a groove corresponding to the mounting protrusion 411 at the bottom of the second panel 410, the maximum width of the second clamping part 501 is larger than the bottom width of the mounting protrusion 411, and the bottom of the third connecting assembly 500 is fixedly connected with the corresponding purlin 420 so as to fixedly connect the second panel 410 with the purlin 420; and/or
The photovoltaic roofing support further includes a plurality of fourth connection assemblies 600, the positions of the fourth connection assemblies 600 are in one-to-one correspondence with the crossing positions of the bending connection positions of the purlins 420 and the adjacent second panels 410, as shown in fig. 12, the top of the fourth connection assemblies 600 has a second bending part 611, the top of the second bending part 611 is inserted between the edges of the corresponding adjacent two second panels 410 and is connected with the edges of the adjacent two second panels 410 together in a bending manner, and the bottom of the fourth connection assembly 600 is fixedly connected with the corresponding purlins 420 so as to fixedly connect the second panels 410 with the purlins 420.
In the embodiment of the present utility model, the lower portion of the first panel 110 further includes a plurality of second panels 410 supported by purlines 420, the edges of the plurality of second panels 410 are similarly bent and connected to form a complete roof layer structure, the second panels 410 are connected with the keels 120 in a clamping manner through the clamping connection assemblies 700, and the second panels 410 are connected with the purlines 420 in a clamping manner through the third connection assemblies 500 and/or the fourth connection assemblies 600, so that a roof layer structure which does not need to be installed through punching is added, and the waterproof performance of the photovoltaic roof support is further ensured.
In order to improve the structural strength of the second panel 410, as a preferred embodiment of the present utility model, as shown in fig. 1, a plurality of second protrusions 412 extending in the first horizontal direction are further bent on the second panel 410.
In an alternative embodiment of the present utility model, the material of the second panel 410 is steel.
As an alternative embodiment of the present utility model, as shown in fig. 8, the third connection assembly 500 includes a second clamping strip 510 and a plurality of third fasteners 520, as shown in fig. 9, the second clamping strip 510 includes a clamping section 511, a connection section 512 connected to two ends of the clamping section 511, and a first bottom plate section 513 connected to one end of the two connection sections 512 away from the clamping section 511, the clamping section 511 is bent to form the second clamping portion 501, the two connection sections 512 are vertically parallel, the two first bottom plate sections 513 are flush in height and horizontally arranged, and the first bottom plate section 513 is fixedly connected to the purlin 420 through the third fasteners 520.
As an alternative embodiment of the present utility model, as shown in fig. 1 and 8, the third fastener 520 is a dovetail nail.
As an alternative embodiment of the present utility model, as shown in fig. 12 and 13, the fourth connecting assembly 600 includes a second bending strip 610 and a fourth fastening member 620, wherein the bottom end of the second bending strip 610 is bent to form a second bottom plate segment 612, the second bottom plate segment 612 is horizontally disposed and fixedly connected to the keel 120 by the fourth fastening member 620, and the top end of the second bending strip 610 is formed into the second bending portion 611.
As an alternative embodiment of the present utility model, as shown in fig. 12, the fourth fastener 620 is a dovetail nail.
As an alternative embodiment of the present utility model, as shown in fig. 8, 10 and 11, the clip connection assembly 700 includes a first clip 710, a second clip 720 and a fifth fastener 730, wherein one side of the first clip 710 and one side of the second clip 720 facing each other are provided with an aligning groove 750, and the shapes of the two aligning grooves 750 correspond to the shapes of both sides of the mounting protrusion 411 in the second horizontal direction, and the fifth fastener 730 is used to lock the first clip 710 and the second clip 720 such that the aligning groove 750 of the first clip 710 and the aligning groove 750 of the second clip 720 clamp the mounting protrusion 411 from both sides; the top of the first clamping member 710 is fixedly coupled to the keel 120.
As an alternative embodiment of the present utility model, as shown in fig. 8, 10 and 11, the fifth fastening member 730 is a bolt.
As an alternative embodiment of the present utility model, as shown in fig. 8, 10, 11 and 20, the clip connection assembly 700 further includes a sixth fastening member 740, and the top of the first clip 710 has a fixing plate 711, and the fixing plate 711 is fixedly connected to the keel 120 by the sixth fastening member 740.
As an alternative embodiment of the present utility model, as shown in fig. 8, 10 and 11, the sixth fastening member 740 is a bolt.
As an alternative embodiment of the present utility model, as shown in fig. 2 and 14, the photovoltaic roofing bracket further includes a plurality of second panels 410 located below the keels 120 and a plurality of purlins 420 located below the plurality of second panels 410, wherein the plurality of second panels 410 extend along the first horizontal direction and are distributed along the second horizontal direction, the plurality of purlins 420 extend along the second horizontal direction and are distributed at intervals along the first horizontal direction, and the horizontal positions of the plurality of purlins 420 are in one-to-one correspondence with the positions of the plurality of keels 120; the edges of the adjacent second panels 410 are connected in a bending manner;
The photovoltaic roofing bracket further comprises a plurality of fifth connecting assemblies 900, the positions of the fifth connecting assemblies 900 are in one-to-one correspondence with the intersecting positions of the second panels 410 and the keels 120, the fifth connecting assemblies 900 comprise connecting pieces 910, seventh fastening pieces 920 and eighth fastening pieces 930, the top of each connecting piece 910 is fixedly connected with the corresponding keel 120 through the seventh fastening piece 920, and the bottom of each connecting piece 910 is fixedly connected with the corresponding second panel 410 and purline 420 through the eighth fastening piece 930.
As an alternative embodiment of the present utility model, as shown in fig. 15, the connecting member 910 includes a first transverse bar 911, vertical bars 912 connected to both ends of the first transverse bar 911, and second transverse bars 913 connected to ends of the two vertical bars 912 facing away from the first transverse bar 911, wherein the first transverse bar 911 is horizontally disposed and fixedly connected to the corresponding keels 120 by the seventh fastening members 920, the vertical bars 912 vertically extend, and the two second transverse bars 913 are horizontally disposed and fixedly connected to the corresponding second panels 410 and purlins 420 by the eighth fastening members 930.
As an alternative embodiment of the present utility model, as shown in fig. 2 and 14, the eighth fastener 930 is a dovetail nail.
As an alternative embodiment of the present utility model, as shown in fig. 1 to 3, the photovoltaic roofing bracket further includes a supporting layer 810, the supporting layer 810 is disposed between the plurality of second panels 410 and the plurality of purlins 420, and heat insulation cotton 820 is filled between the supporting layer 810 and the second panels 410.
As an alternative embodiment of the present utility model, purlins 420 may be C-section steel, as shown in fig. 3.
The process of fixedly connecting the second panel 410 to the purline 420 through the third connection assembly 500 and the fourth connection assembly 600 is similar to the process of fixedly connecting the first panel 110 to the keel 120 through the first connection assembly 200 and the second connection assembly 300 shown in fig. 16 to 19, and will not be repeated here.
As a second aspect of the present utility model, as shown in fig. 1 and 3, there is provided a photovoltaic roofing, the photovoltaic roofing includes a plurality of photovoltaic modules 10, a plurality of connection mechanisms 20, and the aforementioned photovoltaic roofing bracket, the photovoltaic modules 10 are disposed on top of the photovoltaic roofing bracket, the connection mechanisms 20 are fixedly disposed on the photovoltaic modules 10, the connection mechanisms 20 include engaging pieces 21, the engaging pieces 21 are accommodated in the accommodation sections b of the installation grooves 111, and the lateral dimensions of the engaging pieces 21 are larger than the width of the installation grooves 111 in the clamping sections 511, so as to fixedly dispose the photovoltaic modules 10 on the photovoltaic roofing.
In the photovoltaic roof provided by the utility model, the roof layer structure formed by connecting the plurality of first panels 110 can be fixedly connected with the photovoltaic module above and the keel 120 below on the premise of not punching, so that the waterproof capacity of the photovoltaic roof support is ensured, and the roof waterproof performance of the photovoltaic building integrated building is further ensured.
In addition, the flexible waterproof layer is not adopted in the photovoltaic roof, so that the cost price of the photovoltaic roof support is low, the photovoltaic roof support is economical and reliable, and under the condition that the first-level waterproof performance requirement is met, the scheme can ensure that the water seepage risk can not occur for more than 15 years, the manufacturing cost can be reduced to 100 yuan/square meter-150 yuan/square meter, and the manufacturing cost of the support is greatly reduced;
in addition, the first panel 110 in the photovoltaic roof provided by the utility model has no punching structure, so that the surface structure of the first panel 110 is not damaged, the problem of corrosion at the hole edge caused by punching can be effectively eliminated, the service life of the first panel 110 is prolonged, and the whole service life of the photovoltaic roof is further ensured.
As an alternative embodiment of the present utility model, as shown in fig. 1, the top of the photovoltaic module 10 has an assembly groove, and an assembly hole penetrating to the bottom of the photovoltaic module 10 is formed at the bottom of the assembly groove, the connection mechanism 20 further includes a pressing block 22 and a ninth fastening member 23, the pressing blocks 22 are disposed in the plurality of assembly grooves in a one-to-one correspondence, and the ninth fastening member 23 penetrates through the assembly hole and fastens the pressing block 22 to the fastening member 21, so as to fix the photovoltaic module 10 on the photovoltaic roof.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present utility model, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the utility model, and are also considered to be within the scope of the utility model.
Claims (10)
1. The photovoltaic roof support is characterized by comprising a plurality of first panels and a plurality of keels positioned below the first panels, wherein the first panels extend along a first horizontal direction and are distributed along a second horizontal direction, the keels extend along the second horizontal direction and are distributed at intervals along the first horizontal direction, the first horizontal direction is perpendicular to the second horizontal direction, mounting grooves extending along the first horizontal direction are formed in the first panels in a bending manner, each mounting groove comprises a clamping section and a containing section which are distributed in sequence from top to bottom, the width of each mounting groove in each clamping section is smaller than that of each containing section, and the edges of adjacent first panels are connected in a bending manner;
The photovoltaic roof support further comprises a plurality of first connecting components, the positions of the first connecting components are in one-to-one correspondence with the crossing positions of the mounting grooves and the keels, the top of each first connecting component is provided with a pair of first clamping parts, the two first clamping parts are arranged at the outer sides of the clamping sections, corresponding to the mounting grooves, of the bottoms of the first panels in one-to-one correspondence, and the bottoms of the first connecting components are fixedly connected with the corresponding keels so as to fixedly connect the first panels with the keels; and/or
The photovoltaic roofing support still includes a plurality of second coupling assembling, a plurality of second coupling assembling's position and a plurality of fossil fragments and a plurality of adjacency the intersection position one-to-one of the junction of buckling of first panel, the top of second coupling assembling has first kink, the top of first kink inserts corresponding adjacent two between the edge of first panel and with adjacent two the edge together buckling connection of first panel, the bottom of second coupling assembling with corresponding fossil fragments fixed connection, in order to with first panel with fossil fragments fixed connection.
2. The photovoltaic roofing bracket according to claim 1, wherein the first connecting component includes a bottom plate and a pair of first clamping strips, bottom ends of the two first clamping strips are fixedly connected with the bottom plate, top ends of the two first clamping strips are respectively bent towards directions close to each other to form the first clamping portions, and a distance between the two first clamping portions is smaller than a width of the mounting groove at the accommodating section.
3. The photovoltaic roofing bracket of claim 1, wherein the second connection assembly comprises a connection structure and a first bending strip, the connection structure comprises a first horizontal portion, a second horizontal portion and a vertical portion which are connected with each other, the first horizontal portion is connected with the top end of the vertical portion, the top surface of the first horizontal portion is in contact with the bottom of the first panel and supports the first panel, the second horizontal portion is connected with the bottom end of the vertical portion, the bottom end of the first bending strip is attached to the vertical portion and fixedly connected with the vertical portion, and the top end of the first bending strip is formed into the first bending portion.
4. A photovoltaic roofing bracket according to any one of claims 1 to 3, further comprising a plurality of second panels located below the keels and a plurality of purlins located below the plurality of second panels, the plurality of second panels extending in the first horizontal direction and being distributed in the second horizontal direction, the plurality of purlins extending in the second horizontal direction and being spaced apart in the first horizontal direction; the second panel is bent to form a mounting protrusion extending along the first horizontal direction, the width of the mounting protrusion along the second horizontal direction is increased from top to bottom and then reduced, and the edges of the adjacent second panels are bent and connected; the photovoltaic roof support further comprises a plurality of clamping connection assemblies, the positions of the clamping connection assemblies are in one-to-one correspondence with the crossing positions of the mounting protrusions and the keels, the top of the clamping connection assemblies are fixedly connected with the keels, and the bottom of the clamping connection assemblies clamps the mounting protrusions so as to fixedly connect the second panel with the keels;
The photovoltaic roof support further comprises a plurality of third connecting components, the positions of the third connecting components are in one-to-one correspondence with the crossing positions of the mounting protrusions and the purlins, the top of the third connecting components is provided with a second clamping part, the width of the second clamping part along the second horizontal direction is increased from top to bottom and then reduced, the second clamping part is arranged in a groove of the bottom of the second panel corresponding to the mounting protrusions, the maximum width of the second clamping part is larger than the bottom width of the mounting protrusions, and the bottom of the third connecting components is fixedly connected with the corresponding purlins so as to fixedly connect the second panel with the purlins; and/or
The photovoltaic roofing support further comprises a plurality of fourth connecting components, the positions of the fourth connecting components are in one-to-one correspondence with the crossing positions of the bending connection positions of the purlines and the second panels, the top of the fourth connecting components is provided with a second bending part, the top of the second bending part is inserted between the edges of the corresponding adjacent two second panels and is connected with the edges of the adjacent two second panels in a bending manner together, and the bottom of the fourth connecting components is fixedly connected with the corresponding purlines so as to fixedly connect the second panels with the purlines.
5. The photovoltaic roofing bracket of claim 4, wherein the third connection assembly comprises a second clamping strip and a plurality of third fasteners, the second clamping strip comprises a clamping section, a connection section connected to two ends of the clamping section and a first bottom plate section connected to one end of the two connection sections deviating from the clamping section, the clamping section is bent to form the second clamping part, the two connection sections are vertically arranged in parallel, the two first bottom plate sections are flush and horizontally arranged, and the first bottom plate section is fixedly connected with the purline through the third fasteners.
6. The photovoltaic roofing bracket of claim 4, wherein the fourth connection assembly comprises a second bending bar and a fourth fastener, wherein a bottom end of the second bending bar is bent to form a second bottom plate section, the second bottom plate section is horizontally arranged and fixedly connected with the keel through the fourth fastener, and a top end of the second bending bar is formed into the second bending portion.
7. The photovoltaic roofing bracket according to claim 4, wherein the clip connection assembly includes a first clip, a second clip, and a fifth fastener, each of the first clip and the second clip having an engaging groove on a side facing each other, and both engaging grooves having a shape corresponding to a shape of both sides of the mounting protrusion in the second horizontal direction, the fifth fastener being for locking the first clip and the second clip such that the engaging groove of the first clip and the engaging groove of the second clip are clamped by both sides of the mounting protrusion; the top of the first clamping piece is fixedly connected with the keel.
8. The photovoltaic roofing bracket of claim 4, further comprising a layer of support disposed between a plurality of the second panels and a plurality of the purlines, and wherein thermal insulation cotton is disposed between the layer of support and the second panels.
9. A photovoltaic roofing bracket according to any one of claims 1 to 3, further comprising a plurality of second panels located below the keels and a plurality of purlins located below the plurality of second panels, the plurality of second panels extending in the first horizontal direction and being distributed in the second horizontal direction, the plurality of purlins extending in the second horizontal direction and being spaced apart in the first horizontal direction, the horizontal positions of the plurality of purlins being in one-to-one correspondence with the positions of the plurality of keels; the edges of the adjacent second panels are connected in a bending way;
the photovoltaic roof support further comprises a plurality of fifth connecting assemblies, the positions of the fifth connecting assemblies are in one-to-one correspondence with the crossing positions of the second panels and the keels, each fifth connecting assembly comprises a connecting piece, a seventh fastening piece and an eighth fastening piece, the top of each connecting piece is fixedly connected with the corresponding keel through the seventh fastening piece, and the bottom of each connecting piece is fixedly connected with the corresponding second panel and purlines through the eighth fastening piece.
10. The photovoltaic roofing is characterized in that the photovoltaic roofing comprises a plurality of photovoltaic modules, a plurality of connecting mechanisms and the photovoltaic roofing support of any one of claims 1 to 9, wherein the photovoltaic modules are arranged at the top of the photovoltaic roofing support, the connecting mechanisms are fixedly arranged on the photovoltaic modules, the connecting mechanisms comprise clamping pieces, the clamping pieces are contained in the containing sections of the mounting grooves, and the transverse dimension of the clamping pieces is larger than the width of the clamping sections of the mounting grooves so as to fixedly arrange the photovoltaic modules on the photovoltaic roofing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321934167.6U CN220225988U (en) | 2023-07-20 | 2023-07-20 | Photovoltaic roof support and photovoltaic roof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321934167.6U CN220225988U (en) | 2023-07-20 | 2023-07-20 | Photovoltaic roof support and photovoltaic roof |
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CN220225988U true CN220225988U (en) | 2023-12-22 |
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CN202321934167.6U Active CN220225988U (en) | 2023-07-20 | 2023-07-20 | Photovoltaic roof support and photovoltaic roof |
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