Variable cross-section C-shaped steel photovoltaic support bracket system

Abstract

The utility model relates to the technical field of mounting brackets, and discloses a variable cross-section C-shaped steel photovoltaic support bracket system, which comprises ground beams and a photovoltaic assembly which are arranged on a base layer and are symmetrical, adaptive profile steel parts are fixedly arranged on the two ground beams, the two profile steel parts are both C-shaped, the upper side surfaces of the two profile steel parts are in adaptive inclined shapes, and the photovoltaic assembly is arranged on the base layer. The photovoltaic module is installed between the upper surfaces of the two profile steel pieces, the upper surfaces of the two profile steel pieces are each provided with a plurality of Z-shaped clamping pieces, fastening bolts penetrate through the clamping pieces, and the lower ends of the fastening bolts penetrate through the profile steel pieces and are in threaded connection with first limiting nuts. According to the utility model, the arrangement of the ground beam solves the problem of unevenness of the base layer, improves the stability of the photovoltaic assembly after installation, facilitates the installation or disassembly of the photovoltaic assembly through the C-shaped profile steel member and the clamping member, and at the same time, the overall installation system is simple in structure, and reduces the installation cost of the photovoltaic assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of installation brackets, in particular to a variable cross-section C-shaped steel photovoltaic support bracket system. Background Art

[0002] As a clean and environment-friendly energy source, solar energy is increasingly valued by people, and the use range of solar energy is also constantly expanding. Photovoltaic modules are the core components for converting solar energy into electrical energy. To effectively utilize solar energy resources, more and more photovoltaic modules are installed on the rooftops of buildings. When installing photovoltaic modules on building rooftops, photovoltaic support brackets are required.

[0003] In order to facilitate the installation of photovoltaic support brackets, many improvements have been made to the photovoltaic support bracket system in the prior art. For example, the patent with the publication number CN208143146U discloses a flat roof photovoltaic support system, including a support component and a first connecting piece for connecting the photovoltaic module and the support component. The support component is composed of several rectangular cement blocks with assembly grooves on all six sides. Both ends of each photovoltaic module are connected to at least one cement block serving as a basic support piece through the first connecting piece, and adjacent two photovoltaic modules can be connected to the same cement block through the same first connecting piece; on each cement block serving as a basic support piece, a number of K cement blocks can be connected through a second connecting piece, where K >= 0, and the number of K cement blocks is freely connected to the cement block basic part; compared with the prior art, in this utility model's flat roof photovoltaic support system, the installation angle of the photovoltaic panel and the cement block splicing method are flexible and easy to adjust, and are easy to load and unload. At the same time, the cement blocks can also adapt to various arrangements and weights.

[0004] The above patent has obvious beneficial effects, but there are still the following deficiencies in actual operation:

[0005] In the above comparative document, several customized cement blocks are used to support and fix the photovoltaic module. However, in actual operation, the base layer of the installation position may not be flat, which will cause the situation that the horizontal heights of several cement blocks are uneven after being placed, and the height of the cement blocks still needs to be adjusted. Moreover, the positions of several cement blocks still need to be fixed. If the positions of the cement blocks are not fixed, the overall stability will be poor. Therefore, it is urgent in this field to improve the photovoltaic support bracket system to solve the defects of the prior art. Content of the Utility Model

[0006] Aiming at the deficiencies of the prior art, the utility model provides a variable cross-section C-shaped steel photovoltaic support bracket system. The setting of the ground beam solves the problem of uneven base layer, improves the stability after the installation of the photovoltaic module, facilitates the installation or disassembly of the photovoltaic module, and at the same time, the overall installation system has a simple structure, reducing the installation cost of the photovoltaic module.

[0007] To achieve the above object, the present utility model provides the following technical solution: a variable cross-section C-shaped steel photovoltaic support bracket system, including symmetric ground beams and photovoltaic modules installed on the base layer. Suitable steel members are fixedly installed on the two ground beams. Both of the two steel members are C-shaped and their upper sides are in a suitable inclined shape. The photovoltaic module is installed between the upper surfaces of the two steel members. A plurality of Z-shaped clamping members are provided on the upper surfaces of the two steel members. A fastening bolt passes through the clamping member, and the lower end of the fastening bolt passes through the steel member and is threadedly connected with a first limiting nut.

[0008] Preferably, a connecting rod passes through the ground beam. The lower end of the connecting rod is fixedly connected to the base layer. The upper end of the connecting rod passes through the steel member and is threadedly connected with a second limiting nut on the side.

[0009] Preferably, a first adjustment groove is formed on the upper surface of the steel member, and the fastening bolt passes through the first adjustment groove.

[0010] Preferably, a U-shaped limiting frame is sleeved on the side of the fastening bolt. The limiting frame abuts against one side of the clamping member and is adapted to the clamping member. The two ends of the limiting frame are adapted to the first adjustment groove and are arranged in the first adjustment groove.

[0011] Preferably, a second adjustment groove is formed on one side of the clamping member. The fastening bolt passes through the second adjustment groove. The length directions of the first adjustment groove and the second adjustment groove are perpendicular.

[0012] Preferably, a washer adapted to the first limiting nut is sleeved on the side of the fastening bolt. Arc-shaped grooves adapted to the fastening bolt are formed on both the upper and lower sides of the ground beam, and sealing rings are embedded in the arc-shaped grooves.

[0013] Preferably, a shock-absorbing pad is provided between the upper side of the steel member and the lower surface of the photovoltaic module.

[0014] In view of the deficiencies of the prior art, the present utility model provides a variable cross-section C-shaped steel photovoltaic support bracket system, which overcomes the deficiencies of the prior art. The beneficial effects of the present utility model are as follows:

[0015] 1. In the present utility model, the ground beam is installed on the base layer through fasteners, the steel member is installed on the ground beam, the photovoltaic module is placed between the upper surfaces of the two steel members, the fastening bolt passes through the clamping member and the steel member, the first limiting nut and the fastening bolt are tightened, and the clamping member limits and fixes the photovoltaic module. Due to the setting of the ground beam, the situation of uneven base layer is solved, the stability of the photovoltaic module after installation is improved, it is convenient to install or disassemble the photovoltaic module, and at the same time, the overall installation system has a simple structure, reducing the installation cost of the photovoltaic module.

[0016] 2. In the present utility model, when installing the ground beam, the ground beam is directly inserted into the sides of several connecting rods, and the profiled steel member is inserted into the sides of the connecting rods continuously. The second limit nut is tightened to fix the profiled steel member and the ground beam simultaneously, which is convenient for fixing the ground beam and the profiled steel member. At the same time, the ground beam can be reused, further reducing the installation cost of the photovoltaic module.

[0017] 3. In the present utility model, by setting the first adjustment groove, the position of the clamping member can be adjusted in the left - right direction, and by setting the second adjustment groove, the clamping member can be moved back and forth, which is convenient for fixing photovoltaic modules of different sizes. The limit frame is clamped on the side of the clamping member, and at the same time, both ends of the limit frame are clamped in the second adjustment groove to limit the clamping member and prevent the clamping member from rotating when the fastening bolt is rotated, which is convenient for installers to install.

[0018] Other features and advantages of the present utility model will be described in the subsequent specification, and part of them will be obvious from the specification or understood by implementing the present utility model. The objectives and other advantages of the present utility model can be realized and obtained through the structures pointed out in the specification, claims and drawings. Brief Description of the Drawings

[0019] The drawings are used to provide further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, but do not constitute a limitation to the present utility model.

[0020] Figure 1 It is a partial structural schematic diagram after the installation of the photovoltaic module of the present utility model;

[0021] Figure 2 It is a partial sectional structural schematic diagram of the ground beam and the like in the present utility model;

[0022] Figure 3 It is a structural schematic diagram of the clamping member in the present utility model;

[0023] Figure 4 It is Figure 2 The enlarged structural schematic diagram at A in

[0024] Figure 5 It is Figure 2 The enlarged structural schematic diagram at B in

[0025] In the figure: 1. Ground beam; 2. Base layer; 3. Photovoltaic module; 4. Profiled steel member; 5. Clamping member; 6. Fastening bolt; 7. First limit nut; 8. Connecting rod; 9. Second limit nut; 10. First adjustment groove; 11. Second adjustment groove; 12. Limit frame; 13. Washer; 14. Arc groove; 15. Shock pad. Detailed Embodiment

[0026] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0027] Embodiment 1

[0028] Please refer to Figures 1-5 , a variable cross-section C-shaped steel photovoltaic support bracket system, including symmetric ground beams 1 and photovoltaic modules 3 installed on the base layer 2. Adapted steel members 4 are fixedly installed on the two ground beams 1. Both of the two steel members 4 are C-shaped and their upper sides are in an adapted inclined shape. The photovoltaic module 3 is installed between the upper surfaces of the two steel members 4. A number of Z-shaped clamping members 5 are provided on the upper surfaces of the two steel members 4. A fastening bolt 6 passes through the clamping member 5, and the lower end of the fastening bolt 6 passes through the steel member 4 and is threadedly connected to a first limit nut 7.

[0029] Specific implementation method in this embodiment: The above-mentioned base layer 2 represents the position where the photovoltaic module 3 is to be installed, which can be a roof or a hardened ground. When the photovoltaic module 3 needs to be installed on the base layer 2, first install the ground beam 1. The ground beam 1 can be a concrete product or a hard material product. Measure the position where the ground beam 1 is to be installed and install the ground beam 1 on the base layer 2 through fasteners. Subsequently, install the steel member 4 on the ground beam 1. The photovoltaic module 3 is placed between the upper surfaces of the two steel members 4. If the area of the photovoltaic module 3 is large, several ground beams 1 and steel members 4 can be installed. The upper surfaces of several steel members 4 are in an adapted inclined shape. When the photovoltaic module 3 is placed on the steel member 4, it is in an inclined shape, which is convenient for the photovoltaic module 3 to absorb sunlight. The fastening bolt 6 passes through the clamping member 5 and the steel member 4, and the first limit nut 7 and the fastening bolt 6 are tightened. The clamping member 5 limits and fixes the photovoltaic module 3. Due to the setting of the ground beam 1, the unevenness of the base layer 2 is solved, the stability after the installation of the photovoltaic module 3 is improved, and it is convenient for the installation or disassembly of the photovoltaic module 3. At the same time, the overall installation system has a simple structure, reducing the installation cost of the photovoltaic module 3.

[0030] Embodiment 2

[0031] Please refer to Figure 2 and Figure 5 , this embodiment includes the above embodiment. Among them, it further includes: a connecting rod 8 passes through the ground beam 1, the lower end of the connecting rod 8 is fixedly connected to the base layer 2, and the upper end of the connecting rod 8 passes through the steel member 4 and is threadedly connected to a second limit nut 9 on the side.

[0032] Specific implementation method in this embodiment: The ground beam 1 can be a precast concrete product. Before installation, the connecting rod 8 is fixedly installed on the base layer 2 through position measurement. When installing the ground beam 1, the ground beam 1 is directly inserted into the sides of several connecting rods 8, and the profiled steel part 4 is further inserted into the sides of the connecting rods 8. The second limit nut 9 is tightened to fix both the profiled steel part 4 and the ground beam 1 at the same time, which is convenient for fixing the ground beam 1 and the profiled steel part 4. At the same time, the ground beam 1 can be reused, further reducing the installation cost of the photovoltaic module 3.

[0033] Embodiment Three

[0034] Please refer to Figure 3 and Figure 4 This embodiment includes all the above embodiments. Among them, it further includes: a first adjustment groove 10 is formed on the upper surface of the profiled steel part 4. The fastening bolt 6 passes through the first adjustment groove 10. A U-shaped limit frame 12 is sleeved on the side of the fastening bolt 6. The limit frame 12 abuts against one side of the clamping part 5 and is adapted to the clamping part 5. Both ends of the limit frame 12 are adapted to the first adjustment groove 10 and are arranged in the first adjustment groove 10. A second adjustment groove 11 is formed on one side of the clamping part 5. The fastening bolt 6 passes through the second adjustment groove 11. The length directions of the first adjustment groove 10 and the second adjustment groove 11 are perpendicular.

[0035] Specific implementation method in this embodiment: The fastening bolt 6 can slide in the first adjustment groove 10, and the position of the clamping part 5 can be adjusted in the left-right direction. The clamping part 5 can move back and forth on the side of the fastening bolt 6 through the second adjustment groove 11, and the clamping part 5 can be moved back and forth, which is convenient for fixing photovoltaic modules 3 of different sizes. The limit frame 12 is clamped on the side of the clamping part 5, and both ends of the limit frame 12 are clamped in the second adjustment groove 11 to limit the clamping part 5 and prevent the clamping part 5 from rotating when the fastening bolt 6 is rotated, which is convenient for installers to install.

[0036] Embodiment Four

[0037] Please refer to Figure 4 and Figure 5 This embodiment includes all the above embodiments. Among them, it further includes: a washer 13 adapted to the first limit nut 7 is sleeved on the side of the fastening bolt 6. Arc-shaped grooves 14 adapted to the fastening bolt 6 are formed on both the upper and lower sides of the ground beam 1. Sealing rings are embedded in the arc-shaped grooves 14. A shock pad 15 is provided between the upper side of the profiled steel part 4 and the lower surface of the photovoltaic module 3.

[0038] Specific implementation method in this embodiment: The washer 13 improves the stability after the fastening bolt 6 and the first limit nut 7 are tightened. When installing the ground beam 1 and the profiled steel part 4, the sealing ring is embedded in the arc-shaped groove 14, and the sealing ring prevents external water from entering the installation position of the fastening bolt 6, improving the waterproof effect. The shock pad 15 has elasticity and effectively protects the photovoltaic module 3 from damage.

[0039] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A variable cross-section C-shaped steel photovoltaic support bracket system, comprising symmetric ground beams (1) and photovoltaic modules (3) installed on a base layer (2), characterized in that, The two ground beams (1) are fixedly installed with adapted profiled steel parts (4). Both of the two profiled steel parts (4) are C-shaped and their upper sides are adapted to be inclined. The photovoltaic module (3) is installed between the upper surfaces of the two profiled steel parts (4). A number of Z-shaped clamping parts (5) are provided on the upper surfaces of the two profiled steel parts (4). A fastening bolt (6) passes through the clamping part (5). The lower end of the fastening bolt (6) passes through the profiled steel part (4) and is threadedly connected with a first limit nut (7).

2. The variable cross-section C-shaped steel photovoltaic support bracket system according to claim 1, characterized in that, A connecting rod (8) passes through the ground beam (1). The lower end of the connecting rod (8) is fixedly connected with the base layer (2). The upper end of the connecting rod (8) passes through the profiled steel part (4) and is threadedly connected with a second limit nut (9) on the side.

3. The variable cross-section C-shaped steel photovoltaic support bracket system according to claim 1, wherein, A first adjustment groove (10) is formed on the upper surface of the profiled steel part (4). The fastening bolt (6) passes through the first adjustment groove (10).

4. A variable cross-section C-shaped steel photovoltaic support bracket system according to claim 3, characterized in that, A U-shaped limit frame (12) is sleeved on the side of the fastening bolt (6). The limit frame (12) abuts against one side of the clamping part (5) and is adapted to the clamping part (5). The two ends of the limit frame (12) are adapted to the first adjustment groove (10) and are arranged in the first adjustment groove (10).

5. A variable cross-section C-shaped steel photovoltaic support bracket system according to claim 4, characterized in that, A second adjustment groove (11) is formed on one side of the clamping part (5). The fastening bolt (6) passes through the second adjustment groove (11). The length directions of the first adjustment groove (10) and the second adjustment groove (11) are perpendicular to each other.

6. The variable cross-section C-shaped steel photovoltaic support bracket system according to claim 1, characterized in that, A washer (13) adapted to the first limit nut (7) is sleeved on the side of the fastening bolt (6). Arc-shaped grooves (14) adapted to the fastening bolt (6) are formed on both the upper and lower sides of the ground beam (1). Sealing rings are embedded in the arc-shaped grooves (14).

7. A variable cross-section C-shaped steel photovoltaic support bracket system according to claim 1, characterized in that, A shock pad (15) is provided between the upper side of the profiled steel part (4) and the lower surface of the photovoltaic module (3).

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