Photovoltaic roof structure

Abstract

The utility model discloses a photovoltaic roof structure which comprises a roof panel, a pressing block, a middle support, a fastening assembly and a photovoltaic assembly, the roof panel is used for supporting the photovoltaic assembly, the roof panel comprises a groove portion, the groove portion is provided with an installation groove, the pressing block abuts against the photovoltaic assembly, and the middle support is used for supporting the photovoltaic assembly. The fastening assembly is at least partially arranged in the mounting groove and connected with the pressing block, the middle support comprises a first support and a second support, and the first support and the second support define a clamping space for clamping the groove part. Through the arrangement, the photovoltaic roof structure is more stable and low in cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of photovoltaic roof structures, belong to photovoltaic technical field. BACKGROUND

[0002] With the rapid development of photovoltaic industry, building integrated photovoltaics, as an important part, its industry scale continues to expand under the large-scale market demand.

[0003] At present, the photovoltaic components are installed in the photovoltaic building of roof in the industry, and the guide rail is usually arranged between the roof tile and the photovoltaic components. The photovoltaic components are supported by the guide rail, and fixed on the roof tile. However, this connection method has complex structure, high installation cost and poor support stability, which needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of photovoltaic roof structure with stable structure and low cost.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] A kind of photovoltaic roof structure, including roof panel, briquetting, middle support, fastening assembly and photovoltaic component, the roof panel is used to support the photovoltaic component, the roof panel includes groove part, the groove part has installation slot, the briquetting is pressed to the photovoltaic component, the fastening assembly is at least partially arranged in the installation slot and connected with the briquetting, the middle support includes first support and second support, the first support and the second support enclose the clamping space clamping the groove part.

[0007] As a further improved technical solution of the utility model, the fastening assembly includes first bolt, bolt clamp and nut, the bolt clamp is sleeved on the first bolt, the nut and the bolt clamp are arranged in the installation slot, and the first bolt is arranged in the briquetting and locked by the nut.

[0008] As a further improved technical solution of the utility model, the groove part includes first wall part and second wall part opposite to the first wall part, the width of the bolt clamp is adapted to the width between the first wall part and the second wall part, and the width of the bolt clamp is greater than the width of the nut of the first bolt.

[0009] As a further improved technical scheme of the utility model, the first clamping part and the first supporting plate are connected through a first arc-shaped part, and the second clamping part and the second supporting plate are connected through a second arc-shaped part.

[0010] As a further improved technical scheme of the utility model, the first clamping part and the first supporting plate are connected through a first arc-shaped part, and the second clamping part and the second supporting plate are connected through a second arc-shaped part.

[0011] As a further improved technical scheme of the utility model, the photovoltaic roof structure further comprises a pair of reinforcing members, the pair of reinforcing members jointly clamp the first side plate and the second side plate, and the second bolt also penetrates the first side plate and the second side plate.

[0012] As a further improved technical scheme of the utility model, the pressing block comprises a middle pressing block, the middle pressing block comprises two pressing parts, the photovoltaic assembly comprises a frame and a photovoltaic panel mounted on the frame, the pressing parts press the frame, the photovoltaic roof structure comprises a conductive sheet, the conductive sheet is arranged between the frame and the roof panel, the conductive sheet is provided with a through hole for the first bolt to penetrate, and the conductive sheet is H-shaped.

[0013] As a further improved technical scheme of the utility model, the frame comprises an upper pressing plate for pressing the photovoltaic panel, the upper pressing plate comprises a first hook part, the pressing part comprises a second hook part, and the first hook part is arranged on the inner side of the second hook part.

[0014] As a further improved technical scheme of the utility model, the roof panel comprises a panel body, a first locking edge connected to one side of the panel body, and a second locking edge connected to the other side of the panel body, the first locking edge and the second locking edge of adjacent panel bodies are locked with each other, and the first locking edge and the second locking edge after being locked are used for supporting the photovoltaic assembly.

[0015] As a further improved technical scheme of the utility model, the photovoltaic roof structure comprises a side support, and the side support comprises a curled edge part, and the curled edge part is arranged between the first locking edge and the second locking edge.

[0016] Compared with the prior art, the photovoltaic roof structure has the advantages that: the middle support is arranged to clamp and support the roof panel, the middle support comprises a first support and a second support, the first support and the second support enclose a clamping space of a groove part clamping the roof panel, the roof panel is stably arranged on the roof purlin, the photovoltaic assembly is stably arranged on the roof panel by the pressing block pressing the photovoltaic assembly, and the photovoltaic roof structure is more stable; and the guide rail is cancelled, and cost reduction is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a front view of the photovoltaic roof structure of the utility model;

[0018] Figure 2 is Figure 1 a middle A area enlarged schematic view;

[0019] Figure 3 is Figure 1 a middle B area enlarged schematic view;

[0020] Figure 4 is Figure 3 a structure schematic view of the middle reinforcing part and the middle support;

[0021] Figure 5 is Figure 1 a side view;

[0022] Figure 6 is Figure 5 a middle C area enlarged schematic view;

[0023] Figure 7 is Figure 1 a connection schematic view of the middle conductive sheet and the roof panel. DETAILED DESCRIPTION

[0024] The utility model will be described in detail below in conjunction with the drawings. If there are several embodiments, the features in these embodiments can be combined with each other in the case of no conflict. When the description refers to the drawings, the same numerals in different drawings represent the same or similar elements unless otherwise specified. The description in the following exemplary embodiments does not represent all the embodiments consistent with the utility model; on the contrary, they are only examples of devices, products and / or methods consistent with some aspects of the utility model as recorded in the claims of the utility model.

[0025] The terms used in the utility model are only for the purpose of describing the embodiments, and are not intended to limit the protection scope of the utility model. The singular form "a", "said" or "the" used in the specification and claims of the utility model is also intended to include the plural form, unless the context clearly indicates otherwise.

[0026] It should be understood that the use of terms such as "first", "second" and similar terms in the description and claims of the present application do not denote any order, number or importance, but are merely used to identify characteristics. Similarly, the use of terms such as "one" or "a" does not denote a quantity limitation, but rather indicates the presence of at least one. Unless otherwise indicated, the terms "front", "back", "up", "down", and similar terms appearing in the present application are used for ease of description and are not intended to be limiting to a particular position or spatial orientation. The terms "include" or "contain" and similar terms are open-ended terms that mean that the elements appearing before the "include" or "contain" are encompassed, as well as equivalents thereof, and do not exclude the possibility that the elements appearing before the "include" or "contain" can also include other elements. If "several" appears in the present application, it means two or more.

[0027] Please refer to Figures 1 to 6 The utility model discloses a photovoltaic roof structure for installing on the roof purlin of factory building, and the photovoltaic roof structure comprises a photovoltaic module 1, a roof panel 2, a pressing block 3, a middle support 4 and a fastening assembly 5. The roof panel 2 is used for supporting the photovoltaic module 1, and the roof panel 2 comprises a groove portion 24, the groove portion 24 is provided with a mounting groove 240, the pressing block 3 is pressed against the photovoltaic module 1, and the fastening assembly 5 is at least partially arranged in the mounting groove 240 and connected with the pressing block 3, so that the photovoltaic module 1 is stably arranged on the roof panel 2. The middle support 4 comprises a first support 41 and a second support 42, the first support 41 and the second support 42 enclose a clamping space 40 for clamping the groove portion 24, and the first support 41 and the second support 42 are further connected with the roof purlin. The roof panel 2 is clamped and supported by the middle support 4, so that the roof panel 2 is stably arranged on the roof purlin. Compared with the related art, the utility model cancels the guide rail, and is favorable for reducing the cost. In addition, in the utility model, the photovoltaic module 1 is connected with the roof panel 2, the fastening assembly 5 is used for locking the photovoltaic module 1, the pressing block 3 and the roof panel 2, the roof panel 2 is connected with the middle support 4, the photovoltaic module 1, the roof panel 2, the pressing block 3 and the middle support 4 jointly form an integrated roof, and the integrated roof is installed on the roof purlin of the factory building, so that the utility model is suitable for the old factory building that needs to replace the tiles and install the photovoltaic module.

[0028] Please refer to Figure 5 As shown in the figure, the photovoltaic module 1 comprises a frame 11 and a photovoltaic panel 12 arranged on the frame 11, and the pressing block 3 is pressed against the frame 11. Specifically, please refer to Figure 6As shown, the frame 11 comprises an upper pressing plate 111 for pressing the photovoltaic panel 12, a lower pressing plate 112 opposite to the upper pressing plate 111, a first side portion 113 connected with the upper pressing plate 111 and the lower pressing plate 112, a second side portion 114 opposite to the first side portion 113, and a bottom support plate 115 connected with the first side portion 113 and the second side portion 114. The upper pressing plate 111, the lower pressing plate 112 and a part of the first side portion 113 jointly enclose a side groove 110 for mounting the photovoltaic panel 12, and the other part of the first side portion 113, the second side portion 114, the lower pressing plate 112 and a base portion 1151 of the bottom support plate 115 jointly enclose an inner cavity.

[0029] Please refer to Figure 6 As shown, the upper pressing plate 111 comprises a first hook portion 1111, which is a curved structure and is beneficial to improve the elasticity of the upper pressing plate 111, facilitate the installation of the photovoltaic panel 12 in the side groove 110, and press the photovoltaic panel 12. The bottom support plate 115 comprises the base portion 1151, a first support portion 1152 connected with one side of the base portion 1151, and a second support portion 1153 connected with the other side of the base portion 1151. Along the width direction W-W of the bottom support plate 115, the first support portion 1152 extends beyond the second side portion 114, and the second support portion 1153 extends beyond the first side portion 113, which can improve the stability of the frame 11.

[0030] Please refer to Figure 3 As shown, the roof panel 2 comprises a panel body 21, a first locking edge 22 connected with one side of the panel body 21, and a second locking edge 23 connected with the other side of the panel body 21. The first locking edge 22 and the second locking edge 23 of adjacent panel bodies 21 are locked with each other, and the locked first locking edge 22 and the second locking edge 23 are used to support the photovoltaic module 1. Each panel body 21 comprises a groove portion 24, which is an inverted T-shaped structure, so that the mounting groove 240 is a T-shaped groove. The photovoltaic roof structure further comprises a side support 8, which comprises a curled edge portion 81 arranged between the first locking edge 22 and the second locking edge 23.

[0031] In the embodiment of the utility model, please refer to Figure 2 As shown, the groove portion 24 comprises a first wall portion 241 and a second wall portion 242 opposite to the first wall portion 241. The width of the bolt clamping piece 52 of the fastening assembly 5 is adapted to the width between the first wall portion 241 and the second wall portion 242, and the width of the bolt clamping piece 52 is greater than the width of the nut 511 of the first bolt 51, and the nut 511 of the first bolt 51 is arranged in the mounting groove 240. In this way, the first bolt 51 and the roof panel 2 can be more closely matched, so that the connection between the photovoltaic module 1 and the roof panel 2 is more stable.

[0032] The pressing block 3 comprises a middle pressing block 31 and a side pressing block. The middle pressing block 31 simultaneously abuts against two adjacent groups of photovoltaic modules 1. Please refer toFigure 6 As shown, the middle pressing block 31 comprises a U-shaped portion 312 and two pressing portions 311 connected with two ends of the U-shaped portion 312 respectively, and the pressing portions 311 press the upper pressing plate 111 of the frame 11. The pressing portion 311 comprises a second hook portion 3111, and the first hook portion 1111 is arranged at the inner side of the second hook portion 3111, that is, the second hook portion 3111 wraps the first hook portion 1111 and abuts against the photovoltaic panel 12, thereby improving the connection tightness between the frame 11 and the middle pressing block 31, effectively preventing the sliding between the frame 11 and the middle pressing block 31, and ensuring the integrity of the photovoltaic module 1. The edge pressing block abuts against the edge of the photovoltaic module 1.

[0033] Please refer to Figure 4 As shown, the first support 41 comprises a first bottom plate 411, a first side plate 412 connected with the first bottom plate 411 perpendicularly, a first clamping portion 413 connected with the first side plate 412, and a first supporting plate 414 connected with the first clamping portion 413. The second support 42 comprises a second bottom plate 421, a second side plate 422 connected with the second bottom plate 421 perpendicularly, a second clamping portion 423 connected with the second side plate 422, and a second supporting plate 424 connected with the second clamping portion 423. The first supporting plate 414 and the second supporting plate 424 abut against the roof panel 2, and support the roof panel 2. The first clamping portion 413 and the second clamping portion 423 surround the clamping space 40, the first side plate 412 and the second side plate 422 are connected through the second bolt, so that the first support 41 and the second support 42 are fixedly connected, and meanwhile, the first support 41 is conducive to clamping the groove portion 24 of the roof panel 2. The first bottom plate 411 and the second bottom plate 421 are arranged to be connected with the roof purlin, and specifically, the first bottom plate 411 and the second bottom plate 421 are connected with the roof purlin through the third bolt, so that the first support 41 and the second support 42 are fixedly connected with the roof purlin.

[0034] In the embodiment of the utility model, please refer to Figure 4 As shown, the first clamping portion 413 and the first supporting plate 414 are connected through the first arc-shaped portion 415, and the first clamping portion 413 and the first supporting plate 414 play the role of elastic support. The second clamping portion 423 and the second supporting plate 424 are connected through the second arc-shaped portion 425, and the second clamping portion 423 and the second supporting plate 424 play the role of elastic support.

[0035] Please refer to Figure 2 As shown, the fastening assembly 5 comprises a first bolt 51, a bolt clamping piece 52 and a nut 53. The bolt clamping piece 52 is sleeved on the first bolt 51, the nut 511 of the first bolt 51 and the bolt clamping piece 52 are arranged in the mounting groove 240, and the first bolt 51 is arranged in the pressing block 3 and locked through the nut 53.

[0036] Please refer to Figure 4As shown in the drawings, the photovoltaic roof structure further comprises a pair of reinforcing members 6, the pair of reinforcing members 6 jointly clamping the first side plate 412 of the first support 41 and the second side plate 422 of the second support 42, and the second bolt is also arranged in the first side plate 412 and the second side plate 422.

[0037] Please refer to Figure 7 As shown in the drawings, the photovoltaic roof structure further comprises a conductive sheet 7, the conductive sheet 7 being arranged between the bottom support plate 115 of the frame 11 and the roof panel 2, the second support part 1153 being arranged through the bottom support plate 115, which is beneficial to increase the contact area of the conductive sheet 7 and the frame 11. The conductive sheet 7 is used for grounding, the conductive sheet 7 adopts a piercing sheet, the corrosion layer of the frame 11 is pierced by the piercing sheet, the whole frame 11 is connected with the roof panel 2 together, and an electrical path is formed. The conductive sheet 7 is provided with a through hole 70 for the first bolt 51 of the fastening assembly 5 to pass through, and the conductive sheet 7 is in H shape.

[0038] The above embodiments are only used for describing the present application and not limiting the technical solutions described in the present application, and the understanding of the present application should be based on the technical personnel in the art. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical personnel in the art can still modify or equivalently replace the present application, and all technical solutions and improvements which do not deviate from the spirit and scope of the present application should be covered in the scope of the claims of the present application.

Claims

1. A photovoltaic roofing structure, characterized by, The photovoltaic roof structure comprises a photovoltaic module (1), a roof panel (2), a pressing block (3), a middle support (4) and a fastening assembly (5), the roof panel (2) is used for supporting the photovoltaic module (1), the roof panel (2) comprises a groove portion (24) having a mounting groove (240), the pressing block (3) is pressed against the photovoltaic module (1), the fastening assembly (5) is at least partially arranged in the mounting groove (240) and connected to the pressing block (3), and the middle support (4) comprises a first support (41) and a second support (42), the first support (41) and the second support (42) enclose a clamping space (40) for clamping the groove portion (24).

2. The photovoltaic roofing structure of claim 1, wherein, The fastening assembly (5) comprises a first bolt (51), a bolt clamp (52) and a nut (53), the bolt clamp (52) is sleeved on the first bolt (51), the nut (511) of the first bolt (51) and the bolt clamp (52) are arranged in the mounting groove (240), and the first bolt (51) is simultaneously arranged in the pressing block (3) and locked by the nut (53).

3. The photovoltaic roofing structure of claim 2, wherein, The groove portion (24) comprises a first wall portion (241) and a second wall portion (242) opposite to the first wall portion (241), the width of the bolt clamp (52) is adapted to the width between the first wall portion (241) and the second wall portion (242), and the width of the bolt clamp (52) is greater than the width of the nut (511) of the first bolt (51).

4. The photovoltaic roofing structure of claim 1, wherein, The first support (41) comprises a first bottom plate (411), a first side plate (412) vertically connected to the first bottom plate (411), a first clamping portion (413) connected to the first side plate (412) and a first support plate (414) connected to the first clamping portion (413), the second support (42) comprises a second bottom plate (421), a second side plate (422) vertically connected to the second bottom plate (421), a second clamping portion (423) connected to the second side plate (422) and a second support plate (424) connected to the second clamping portion (423), the first clamping portion (413) and the second clamping portion (423) enclose the clamping space (40), the first side plate (412) and the second side plate (422) are connected by a second bolt, and the first bottom plate (411) and the second bottom plate (421) are configured to be connected to a roof purlin.

5. The photovoltaic roofing structure of claim 4, wherein, The first clamping portion (413) and the first support plate (414) are connected by a first arc-shaped portion (415), and the second clamping portion (423) and the second support plate (424) are connected by a second arc-shaped portion (425).

6. The photovoltaic roofing structure of claim 4, wherein, The photovoltaic roof structure further comprises a pair of reinforcing members (6) arranged in pairs and clamping the first side plate (412) and the second side plate (422) together, and the second bolt is also arranged in the first side plate (412) and the second side plate (422).

7. The photovoltaic roofing structure of claim 2, wherein, The pressing block (3) comprises a middle pressing block (31), the middle pressing block (31) comprises two pressing parts (311), the photovoltaic assembly (1) comprises a frame (11) and a photovoltaic panel (12) mounted on the frame (11), the pressing parts (311) press the frame (11), the photovoltaic roof structure comprises a conductive sheet (7), the conductive sheet (7) is arranged between the frame (11) and the roof panel (2), the conductive sheet (7) is provided with a through hole (70) for the first bolt (51) to pass through, and the conductive sheet (7) is in H shape.

8. The photovoltaic roofing structure of claim 7, wherein, The frame (11) comprises an upper pressing plate (111) for pressing the photovoltaic panel (12), the upper pressing plate (111) comprises a first hook part (1111), the pressing part (311) comprises a second hook part (3111), and the first hook part (1111) is arranged on the inner side of the second hook part (3111).

9. The photovoltaic roofing structure of claim 1, wherein, The roof panel (2) comprises a panel body (21), a first locking edge (22) connected to one side of the panel body (21), and a second locking edge (23) connected to the other side of the panel body (21), the first locking edge (22) and the second locking edge (23) of adjacent panel bodies (21) are locked with each other, and the first locking edge (22) and the second locking edge (23) after being locked are used for supporting the photovoltaic assembly (1).

10. The photovoltaic roofing structure of claim 9, wherein, The photovoltaic roof structure comprises an edge support (8), the edge support (8) comprises a curled edge part (81), and the curled edge part (81) is arranged between the first locking edge (22) and the second locking edge (23).

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