CN219304727U - A flexible photovoltaic support and photovoltaic system - Google Patents

Abstract

The utility model discloses a flexible photovoltaic support and a photovoltaic system, wherein the flexible photovoltaic support comprises at least one row of photovoltaic frames, and the photovoltaic frames comprise: the plurality of base frames are arranged at intervals along the first direction; the cable unit is mounted on the base frame and comprises a lower suspension cable and a plurality of upper suspension cables, the lower suspension cable and the upper suspension cables extend along the first direction, and the upper suspension cables are used for mounting a photovoltaic assembly; the support mechanism comprises a first support body and a second support body; the first support body is connected with the cable unit and forms at least four first connecting points positioned on different planes; the second support body is also connected with the cable unit and forms at least two second connection points positioned on the same plane. The flexible photovoltaic bracket has higher stability and can have stronger wind load resistance.

Description

A flexible photovoltaic support and photovoltaic system

technical field

The utility model relates to the technical field of photovoltaic power generation, in particular to a flexible photovoltaic support and a photovoltaic system.

Background technique

With the rapid development and popularization of the photovoltaic industry, domestic land resources suitable for ordinary photovoltaic projects are decreasing day by day, and the mountainous environment with relatively complex terrain has gradually begun to be valued by technicians in the field. Compatible with it, it can adapt to complex terrain assembly The relevant research on the flexible photovoltaic support has gradually attracted the attention of the industry.

The flexible photovoltaic support includes a base frame and an upper suspension cable, the base frame is fixedly arranged, and the upper suspension cable is connected to the base frame and connected with the photovoltaic module for supporting the photovoltaic module.

Different from traditional photovoltaic projects, the upper suspension cable of the flexible photovoltaic support is prone to position shift under the action of external forces such as wind load, which will affect the posture of photovoltaic modules during use, and the power generation efficiency and stability will be affected, seriously When it is used, it may also cause damage to photovoltaic modules, which is obviously not conducive to the promotion and application of flexible photovoltaic projects.

Utility model content

The purpose of the utility model is to provide a flexible photovoltaic support and a photovoltaic system, wherein the flexible photovoltaic support has high stability and can have strong wind load resistance.

In the first aspect, the utility model provides a flexible photovoltaic support, including: a plurality of base frames, each of which is arranged at intervals along the first direction; a cable unit, installed on the base frame, including a lower suspension cable and a plurality of The upper suspension cable, the lower suspension cable and the upper suspension cable both extend along the first direction, and the upper suspension cable is used for installing photovoltaic modules; the supporting mechanism includes a first support body and a second support body; The first support body is connected to the cable unit and forms at least four first connection points located on different planes; the second support body is also connected to the cable unit and forms at least two first connection points located on the same plane Two connection points.

Adopt the above solution, the support mechanism can include a first support body and a second support body; the first support body can be connected with the lower suspension cable and the upper suspension cable, and at least four can be formed between the first support body and the cable unit. The first connection points on different planes form a support system in a spatial form; the second support body can also be connected with the cable unit to form at least two second connection points on the same plane to form a linear or planar support system. support system. In this way, through the cooperation of different support systems, the stability of the cable unit can be guaranteed to a large extent, and the position movement of the cable unit under the action of external loads such as wind load can be reduced, thereby improving the stability of the photovoltaic module installed on the upper suspension cable. Structural stability can ensure the posture of photovoltaic modules during use, thereby ensuring the power generation efficiency and service life of photovoltaic modules.

Optionally, both the first support body and the second support body include a first support beam, and the first support beam is provided with a plurality of installation structures, the number of the installation structures is the same as that of the upper suspension cables. Consistently, each of the upper suspension cables is assembled to each of the installation structures in a one-to-one correspondence.

Optionally, both the first support body and the second support body further include a second support beam, and the second support beam connects the first support beam and the lower suspension cable.

Optionally, both the first support body and the second support body further include a first connecting piece and a second connecting piece, the first connecting piece is installed on the first supporting beam, and the second connecting piece The component is installed on the lower suspension cable, and the two ends of the second supporting beam are respectively connected with the first connecting component and the second connecting component.

Optionally, at least a partial beam section of the second supporting beam is a hollow beam section, and the hollow beam section is filled with counterweights.

Optionally, each of the first connection points can be connected to form a polyhedron, and the number of faces of the polyhedron is greater than or equal to 3; and/or, each of the second connection points is collinearly arranged; or, at least part of the second connection points The connection points lie on different straight lines.

Optionally, the cable unit has a first deformation control position and a second deformation control position, the first support body is set at the first deformation control position, and the second support body is set at the second deformation control position. control position.

Optionally, it further includes a module connector installed on the upper suspension cable, and the module connector can connect two adjacent photovoltaic modules in the first direction.

Optionally, the assembly connector includes a base and two support plates, the base includes two side plates spaced apart in the first direction, a groove is formed between the two side plates, The side of the two side panels facing away from the tank body is connected with the support plate, and the support plate is used for connecting with the photovoltaic module.

Optionally, the number of rows of the photovoltaic racks is greater than or equal to 2, each row of the photovoltaic racks is arranged at intervals in the second direction, and the second direction and the first direction are arranged at an angle; A connection component, the inter-row connection component connects the supporting mechanisms of the two adjacent photovoltaic racks in the second direction.

Optionally, the inter-row connection part includes a first connection part and a second connection part, and the first connection part connects the first supports of the two adjacent photovoltaic racks in the second direction. , the second connecting portion connects the second supporting bodies of the two adjacent photovoltaic racks in the second direction.

Optionally, the row-to-row connection component includes a connecting beam, at least a partial beam section of the connecting beam is a hollow beam section, and the hollow beam section is filled with counterweights.

Optionally, a second fixing part is further included, one end of the second fixing part is fixed, and the other end of the second fixing part is connected to at least part of the supporting mechanism of the flexible photovoltaic support.

In the second aspect, the utility model further provides a photovoltaic system, including a photovoltaic support and a photovoltaic module installed on the photovoltaic support, and the photovoltaic support is the flexible photovoltaic support involved in each implementation manner of the first aspect.

Description of drawings

Fig. 1 is a schematic structural view of a specific embodiment of the flexible photovoltaic support provided by the utility model;

Fig. 2 is a schematic diagram of the structure of the flexible photovoltaic support in Fig. 1 between two adjacent pedestals;

Fig. 3 is the connection structure diagram of upper suspension cable, lower suspension cable and base frame;

Fig. 4 is a connection structure diagram of the upper suspension cable, the lower suspension cable, the first support body and the photovoltaic module;

Fig. 5 is the connection structure diagram of upper suspension cable, lower suspension cable and second support body;

Fig. 6 is the structural representation of the second support beam;

Fig. 7 is a schematic structural view of the first fixed component;

Fig. 8 is a connection structure diagram of the first fixed component, the upper suspension cable and two photovoltaic modules;

Fig. 9 is a schematic structural view of another embodiment of the flexible photovoltaic support array provided by the present invention;

Fig. 10 is a connection structure diagram of an inter-row connecting member and a first support body;

Fig. 11 is a connection structure diagram of an inter-row connecting member and a second support body;

Fig. 12 is a structural schematic diagram of a specific embodiment of the photovoltaic system provided by the utility model;

Fig. 13 is a structural schematic diagram of another specific embodiment of the photovoltaic system provided by the present invention.

The reference signs are explained as follows:

100 photovoltaic frame, 110 base frame, 111 beam, 111a ear plate, 112 vertical beam, 120 cable unit,

121 lower suspension cable, 121a cable clamp, 122 upper suspension cable, 130 support mechanism, 131 first support body, 131a first support beam, 131b second support beam, 131b-1 counterweight, 131b-2 connecting hole, 131c First connector, 131c-1 first bottom plate, 131c-2 first side plate, 131d second connector, 131d-1 second bottom plate, 131d-2 second side plate, 132 second support body, 133 connecting component , 140 the first fixed part, 150 component connector, 151 base, 151a side plate, 151b tank body, 151c bottom plate, 152 support plate;

200 inter-row connecting part, 210 first connecting part, 211 first connecting beam, 220 second connecting part, 221 second connecting beam;

300 second fixed parts;

400 foundations;

500 photovoltaic modules;

A first connection point, B second connection point.

Detailed ways

In order to make those skilled in the art better understand the technical solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

In the embodiments of the present utility model, the terms "first" and "second" are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features.

In the description of the embodiments of the present utility model, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, "connection" can be detachable ground connection, or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediary.

In the description of the embodiments of the present utility model, unless otherwise stated in the application, the "multiple" mentioned in the application refers to two or more; When specifying the number of components, it does not indicate the quantitative relationship between these components.

In describing the embodiments of the present invention, the term "comprising", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements , but also includes other elements not expressly listed, or also includes elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.

In the embodiment of the present utility model, "and/or" is just an association relationship describing associated objects, which means that there may be three relationships, for example, A and/or B, which can mean: A exists alone, and A exists at the same time and B, there are three cases of B alone. In addition, the character "/" in this article generally indicates that the contextual objects are an "or" relationship.

Embodiment one

Please refer to Figure 1-Figure 6, Figure 1 is a schematic structural diagram of a specific embodiment of the flexible photovoltaic support provided by the utility model, and Figure 2 is a schematic structural diagram of the flexible photovoltaic support in Figure 1 between two adjacent base frames , Fig. 3 is the connection structure diagram of the upper suspension cable, the lower suspension cable and the base frame, Fig. 4 is the connection structure diagram of the upper suspension cable, the lower suspension cable, the first support body and the photovoltaic module, and Fig. 5 is the connection structure diagram of the upper suspension cable, the lower suspension cable The connection structure diagram of the suspension cable and the second support body, Fig. 6 is a structural schematic diagram of the second support beam.

As shown in FIG. 1 and FIG. 2 , the present invention provides a flexible photovoltaic support, which includes a row of photovoltaic racks 100 , and the photovoltaic racks 100 include base frames 110 , cable units 120 and support mechanisms 130 .

The base frame 110 is the structural foundation of the photovoltaic frame 100 , and is used to realize the connection and fixation between the photovoltaic frame 100 and the ground, and is used to install the cable unit 120 . The number of base frames 110 may be two, or more, such as three or more. During specific assembly, each base frame 110 may be distributed at intervals along a first direction, and the first direction may specifically be the X-axis direction shown in FIG. 1 . In the direction of the X-axis, the distance between two adjacent base frames 110 is not limited. During specific implementation, those skilled in the art can configure according to actual needs, as long as they can meet the requirements of use.

The structural style of the base frame 110 can be varied, as long as it can be fixed on the ground and can meet the installation requirements of the cable unit 120 . Exemplarily, the base frame 110 may have an inverted U-shaped structure, which can be seen in FIG. 1 ; or, the base frame 110 can also have a T-shaped structure, which can be seen in FIGS. The pedestal 110 may include a beam 111 and a vertical beam 112. The lower end of the vertical beam 112 may be connected to the ground, and may be fixed by burying or the like. The upper end of the vertical beam 112 may be connected to the horizontal beam 111. The specific connection method includes but It is not limited to welding, bolting, riveting, etc.; or, the base frame 110 may also be in an inverted V-shape, π-shape, or other structural styles.

In some implementations, the photovoltaic rack 100 can be named according to the number of base frames 110; for example, a photovoltaic rack 100 including two base frames 110 can be called a single-span photovoltaic rack, The photovoltaic frame 100 of 110 can be called a double-span photovoltaic support, that is, the photovoltaic frame 100 including N base frames 110 can be called an (N-1) span photovoltaic support. The distance between two adjacent pedestals 110 in the X-axis direction may also be referred to as a span.

Still as shown in FIG. 1 , the photovoltaic rack 100 can also include a first fixing part 140, one end of the first fixing part 140 is fixed, specifically, it can be fixed on the ground; in the X-axis direction, the base frame 110 at both ends can be It is connected with the other end of the first fixing part 140 . With this solution, the first fixing part 140 can constitute a side anchor structure of the photovoltaic rack 100 for fixing the base frame 110 at both ends, which can improve the reliability of fixing and assembling the base frame 110 .

The above-mentioned first fixing component 140 may specifically be a connecting rod, a drawstring, and the like. For a single base frame 110, the number of the first fixing components 140 configured therein may not be limited, as long as it can meet the requirement of use.

The cable unit 120 includes a lower suspension cable 121 and a plurality of upper suspension cables 122 .

The lower suspension cable 121 is arranged between two adjacent base frames 110 along the X-axis direction, and is connected with the base frames 110 . The specific installation location and fixing method are related to the structural style of the base frame 110, and are not limited here; The end of the cable can be provided with a cable clip 121a, and the cable clip 121a can be connected to the ear plate 111a. The specific connection method can be a rotational connection, such as a pin connection, a bolt connection, etc., so as to adapt to the connection between the lower suspension cable 121 and the ear plate 111a. relative displacement between them.

Between two adjacent base frames 110 in the X-axis direction, the number of the lower suspension cables 121 can be one or more, which can be determined according to the requirements of actual use.

The upper suspension cable 122 can extend in the X-axis direction and can be installed on each base frame 110. The specific installation method is not limited here. In practical applications, those skilled in the art can set it in combination with related technologies, as long as it can Just meet the requirements of use. Exemplarily, the upper suspension cable 122 may be connected to the base frame 110 through a pressing plate 122a, a connecting head, and the like.

Referring to Fig. 1 and Fig. 4, in the embodiment of the drawings, the number of upper suspension cables 122 can be two, and the photovoltaic module 500 can be installed on these two upper suspension cables 122, and can pass through the two upper suspension cables 122 to determine its own posture, so as to meet the requirements of photovoltaic power generation. In some other embodiments, the number of the upper suspension cables 122 may also be three or more, which needs to be determined in combination with actual usage requirements.

The support mechanism 130 is used to connect the lower suspension cables 121 and the upper suspension cables 122 to enhance the stability of the entire photovoltaic rack 100 .

Specifically, as shown in FIGS. 4 and 5 , the support mechanism 130 may include a first support body 131 and a second support body 132; the first support body 131 may be connected to the lower suspension cable 121 and the upper suspension cable 122, and, A plurality of first connection points A not on the same plane can be formed between the first support body 131 and the cable unit 120 to form a support system in a spatial form, the number of the first connection points A≥4; the second support body 132 can also be It is connected with the cable unit 120 and forms a plurality of second connection points B located on the same plane to form a linear or planar support system, and the number of second connection points B is ≥2.

In this way, through the cooperation of different support systems, the stability of the cable unit 120 can be guaranteed to a large extent, and the position movement of the cable unit 120 under the action of external loads such as wind load can be reduced, and the cable installed on the upper suspension cable 122 can be lifted. The structural stability of the photovoltaic module 500 can ensure the posture of the photovoltaic module 500 during use, thereby ensuring the power generation efficiency and service life of the photovoltaic module 500 .

Here, the embodiment of the present utility model does not limit the number of the first support body 131 and the second support body 132 and the installation positions of the two between two adjacent base frames 110. Determine the relevant parameters such as span.

In practice, some simulation design can be combined to determine the unfavorable position of the cable unit 120 under force, that is, the position that is prone to position shift under the action of external force such as wind load during use. These positions are in this embodiment These can be collectively referred to as deformation control positions. For ease of distinction, the deformation control position can be divided into a first deformation control position and a second deformation control position, wherein the first deformation control position is used to install the first support body 131, and the second deformation control position is used to install the second support Body 132.

Exemplarily, for two adjacent base frames 110 in the X-axis direction, different numbers of first supports 131 can be selected according to different spans, and the first deformation control position can be between two adjacent base frames 110 The center position of N (N ≥ 3) equal division position, etc., the amount of deformation at these positions is relatively large, and the first support body 131 is arranged at these positions, which can maximize the spatial form formed by the first support body 131 The support and strengthening effect of the support system; and the second support body 132 can be arranged on both sides of the first support body 131 in the X-axis direction, and can be symmetrically arranged around the first support body 131, so that the cable unit 120 The shape is used for auxiliary support, and the number of the second support body 132 can be determined in combination with relevant parameters such as the span.

As shown in Figures 1 and 2, for a photovoltaic frame 100 with a small span (for example, a span<40m), there may be only one first support body 131 between two adjacent base frames 110, and the first support body 131 It can be roughly located in the middle position (the position with the most unfavorable force) between two adjacent base frames 110, the number of the second support body 132 can be two, and the two second support bodies 132 can be respectively located at the two sides of the first support body 131. Side, and symmetrically arranged relative to the first support body 131, specifically, the installation position of the two second support bodies 132 can be roughly at the position of quartering, at this time, the photovoltaic frame 100 is between two adjacent base frames 110 The spatial stability can be high, and it can basically be close to 0 deflection displacement under normal use conditions.

In some optional embodiments, the first connection point A formed by connecting the first support body 131 and the upper suspension cable 122 may be located between two adjacent photovoltaic modules 500 in the X-axis direction; and/or, the second The second connection point B formed by the connection of the two support bodies 132 and the upper suspension cable 122 may be located between two adjacent photovoltaic modules 500 in the X-axis direction.

That is to say, the first supporting body 131 and the second supporting body 132 are installed using the gap between two adjacent photovoltaic modules 500 . In this way, the first support body 131 and the second support body 132 are not supported directly below the photovoltaic module 500, even if the first support body 131 and the second support body 132 vibrate under conditions such as wind load, it is not easy to damage the photovoltaic module. 500 causes a direct impact and the resulting crack damage is beneficial to the protection of the photovoltaic module 500 , thereby ensuring the service life of the photovoltaic module 5 .

In addition, the embodiment of the present utility model does not limit the specific structural styles of the first support body 131 and the second support body 132 , which can be determined by those skilled in the art according to actual needs during specific implementation.

As shown in FIG. 4 , the first support body 131 may include a first support beam 131 a and a second support beam 131 b. Wherein, the first support beam 131a can be used to connect each upper suspension cable 122, and the second support beam 131b can be used to connect the first support beam 131a and the lower suspension cable 121, so as to construct the connection between the first support beam 131a and the lower suspension cable 121. structural links between them.

The first supporting beam 131a may be provided with a plurality of installation structures, and the number of the installation structures may be consistent with that of the upper suspension cables 122, and each upper suspension cable 122 may be assembled to each installation structure in a one-to-one correspondence. In this way, the installation position of each upper suspension cable 122 on the first support beam 131a is determined, and then the relative position between each upper suspension cable 122 can be determined to form a structural form with a constant spatial distance, which can be greatly improved. It can greatly reduce the position change of the subsequent upper suspension cable 122 during the tensioning process, which can facilitate installation and reduce repeated adjustments after the installation is completed.

Specifically, the support mechanism 130 may also include a connecting part 133, the connecting part 133 may include a connecting member and two nuts, the connecting member may include two screw sections, the installation structure may include two installation holes, and the two screw sections can be respectively inserted into Connected to the two installation holes, and can be connected with nuts, so as to press-fit the upper suspension cable 122 to the first support beam 131a. The number of components in this installation method is relatively small, the structure is relatively simple, and the installation efficiency is relatively high.

The above-mentioned connecting member may specifically be a U-bolt. Or, it can also be other structural members with two screw segments. Exemplarily, the connecting member can include a crimping piece and two bolts, and the crimping piece can be provided with two through holes through which the bolts can pass. It is also feasible to use the through holes and the aforementioned mounting holes, and then cooperate and lock them with the nuts.

The second support beam 131b can be directly connected to the first support beam 131a and the lower suspension cable 121. At this time, a connection structure such as hanging lugs can be arranged on the corresponding beam body to facilitate the construction of the connection relationship between the components.

In addition, the second support beam 131b may also be connected to the first support beam 131a and the lower suspension cable 121 by means of other transitional connectors. In this case, the structural style of the corresponding beam body itself may be relatively simple. Specifically, as shown in FIG. 4 , the first support body 131 further includes a first connector 131c and a second connector 131d, the first connector 131c can be installed on the first support beam 131a, and the second connector 131d can be installed on the The two ends of the lower suspension cable 121 and the second support beam 131b can be connected to the first connecting piece 131c and the second connecting piece 131d respectively, so as to indirectly construct the connection between the second support beam 131b and the first support beam 131a and the lower suspension cable 121. connection relationship.

Here, the embodiment of the present utility model does not limit the specific structural styles of the first connecting piece 131c and the second connecting piece 131d. Can.

In the embodiment of the drawings, both the first connecting part 131c and the second connecting part 131d may include a bottom plate and two side plates, and both side plates may be arranged on the bottom plate and arranged at intervals in the X-axis direction. For ease of description, the bottom plate of the first connecting piece 131c may be called the first bottom plate 131c-1, the side plate of the first connecting piece 131c may be called the first side plate 131c-2, and the second connecting piece 131d may be called The bottom plate of the second connecting member 131d is called the second bottom plate 131d-1, and the side plate of the second connecting member 131d is called the second side plate 131d-2.

The first bottom plate 131c-1 may be connected to the first support beam 131a, and the specific connection methods include but not limited to bolt connection, welding, clamping, riveting and the like. The first side plate 131c-2 can be connected with the second support beam 131b, and the specific connection methods include but not limited to bolt connection, welding, clamping, riveting, etc.; and the second support beam 131b can be located on the first side plate 131c -2, so that one first connecting member 131c can connect two second support beams 131b at the same time, and there is basically no interference between the two second support beams 131b. The first side plate 131c-2 can be set at an angle with the first bottom plate 131c-1, and the specific value of the angle can be determined according to the spatial form to be presented by the first support body 131; in the embodiment of the drawings, As shown in FIG. 4 , an obtuse angle may be formed between the first side plate 131c-2 and the first bottom plate 131c-1.

The second bottom plate 131d-1 may be connected to the lower suspension cable 121, specifically, the lower suspension cable 121 may be fixedly assembled to the second bottom plate 131d-1 by means of a connecting member in the form of a U-bolt or the like. The second side plate 131d-2 can be connected with the second support beam 131b, and the specific connection methods include but not limited to bolt connection, welding, clamping, riveting, etc.; as shown in Figure 4, the two second support beams 131b can be connected with The outer wall surface of the same second side plate 131d-2 is connected, so that another second side plate 131d-2 can be reserved, and in practice, another second side plate 131d-2 can be used to install the second support beam 131b , so as to form a more complex spatial shape support system, or another second side plate 131d-2 can also be used to install other forms of structural components. The second side plate 131d-2 can be set at an included angle with the second bottom plate 131d-1, and the specific value of the included angle can be related to the spatial form to be presented by the first support body 131; in the embodiment of the drawings, As shown in FIG. 4, among the two second side plates 131d-2, one second side plate 131d-2 can be arranged at right angles to the second bottom plate 131d-1, and the other second side plate 131d-2 can be arranged at right angles to the second bottom plate 131d. -1 can be an obtuse angle.

Please continue to refer to FIG. 4 , after the first support beam 131 a and the second support beam 131 b are connected, four first connection points A can be formed, and these four first connection points A can form a tetrahedron spatial shape support system.

In addition, more first connection points A can also be formed between the first connecting body 131 and the cable unit 120, and a more complex spatial shape support system can be constructed, for example, when there are two lower suspension cables 121 or When the two first support beams 131a are used, a triangular prism (pentahedron) form space form support system can also be constructed; or, on the basis of the space form support system in Fig. The supporting performance of a supporting body 131, for example, can be increased by connecting two adjacent second supporting beams 131b with a connecting rod.

As shown in Figure 5, the second support body 132 can also include a first support beam 131a and a second support beam 131b, wherein the first support beam 131a can be used to connect the upper suspension cables 120, and the second support beam 131b can be used to To connect the first support beam 131a and the lower suspension cable 121 to build a structural connection between the first support beam 131a and the lower suspension cable 121 . The connection method between the second support body 132 and the lower suspension cable 121 and the upper suspension cable 122 can refer to the above connection method between the first support body 131 and the lower suspension cable 121 and the upper suspension cable 122, which is not limited herein.

The difference from the first support body 131 is that the second support body 132 in FIG. 5 can be connected with the cable unit 120 to form three second connection points B, and these three second connection points B can be located on the same surface, A support system that forms a triangular planar form.

In addition, after the second support body 132 and the cable unit 120 are connected, only two second connection points B can be formed. At this time, a linear support system can be formed; the two second connection points B can be located at Each upper suspension cable 122, that is, the second support body 132 only includes the first support beam 131a; or, the two second connection points B may also be respectively located on the upper suspension cable 122 and the lower suspension cable 121, that is, the second support The body 132 includes only a version of the second support beam 131b. Or, after the second support body 132 and the cable unit 120 are connected, four or more second connection points B can also be formed. This situation can be seen in the scheme where there are two or more lower suspension cables 121, etc., but it needs to It should be noted that these second connection points B should be located on the same plane, and each second connection point B can form a polygon, and the number of sides of the polygon is ≥4.

In some optional embodiments, at least part of the beam section of the second support beam 131b can be a hollow beam section, and the hollow beam section can be filled with a counterweight 131b-1, and the counterweight 131b-1 can increase the support The weight of the module 130 can play the role of adjusting the mass damper, which can significantly increase the stability of the flexible photovoltaic module 500 when it is subjected to wind load, etc.

Specifically, as shown in FIG. 6, the second supporting beam 131b can be a tubular beam, and the two ends of the tubular beam can be flattened to form a connecting end, and the connecting end can have a connecting hole 131b- 2. For connection with other components, the middle part of the tubular beam can be filled with the aforementioned counterweight 131b-1.

Here, the embodiment of the present utility model does not limit the type of the counterweight 131b-1. In practice, those skilled in the art can determine it according to actual needs, as long as it can meet the requirements of use. Exemplarily, the counterweight 131b-1 may be cement mortar, which is a building material that is relatively easy to obtain and cheap, and will not cause a large increase in the cost of the photovoltaic rack 100 .

In some optional implementation manners, the photovoltaic rack 100 provided by the present invention may further include component connectors 150 . The module connector 150 can be installed on the upper suspension cable 122, and the module connector 150 can connect two adjacent photovoltaic modules 500 in the X-axis direction, so as to connect the two adjacent photovoltaic modules 500 as a whole , in this way, it is beneficial to improve the structural stability and wind load resistance of the subsequent photovoltaic system during use.

Here, the embodiment of the present utility model does not limit the specific structural style of the component connector 150 , and in practical applications, those skilled in the art can set it according to actual needs, as long as it can meet the requirements of use.

In the embodiment of the accompanying drawings, as shown in FIGS. 7 and 8 , the component connector 150 may include a base 151 and two support plates 152; The side plates 151a arranged at intervals in the axial direction can form grooves 151b between the two side plates 151a; the bottom plate 151c is used to connect with the upper suspension cable 122, specifically, it can be connected by means of connecting members such as U-shaped bolts. connected to press the upper suspension cable 122 on the side of the bottom plate 151c away from the tank body 151b; the side of the two side plates 151a away from the tank body 151b can be connected with a support plate 152, and the support plate 152 is used to connect with the photovoltaic module 500 connection, the specific connection methods include but not limited to bolt connection, welding, riveting, clamping and so on.

In practical applications, as shown in FIG. 7, the support plate 152 can be provided with a bolt through hole 152a, which is used to cooperate with the bolt to fix the photovoltaic module 500. In this solution, the side plate 151a can be used as a reference plate during installation, which can This facilitates the alignment of the bolt through holes 152 a and the connecting holes on the photovoltaic module 500 , thereby enabling quick assembly of the photovoltaic module 500 and the support plate 152 .

Moreover, the above-mentioned groove body 151b can be used as an energy-absorbing groove. When the photovoltaic module 500 is subjected to an external force and produces a large displacement, the photovoltaic module 500 can drive the side plate part 151a to move to the inside of the groove body 151b, so as to effectively absorb photovoltaic energy. The displacement of the component 500 can reduce the risk of direct impact of the adjacent photovoltaic component 500 and the risk of rigid collision between the photovoltaic component 500 and the component connector 150 , which is beneficial to ensure the service life of the photovoltaic component 500 .

Through the design of the above-mentioned schemes, the structural stability of the photovoltaic frame 100 provided by the utility model can be relatively high, and it has a high resistance to wind loads, and the wind loads include wind loads on the windward side and wind loads on the leeward side.

Embodiment two

Please refer to Figure 9-Figure 11, Figure 9 is a schematic structural diagram of another specific embodiment of the flexible photovoltaic support provided by the present invention, Figure 10 is a connection structure diagram of the inter-row connecting parts and the first support body, and Figure 11 is The connection structure diagram of the inter-row connection part and the second support body.

As shown in Figure 9, the embodiment of the present utility model also provides a flexible photovoltaic support, including multiple rows of photovoltaic frames 100 arranged at intervals in the second direction, the specific structure of the photovoltaic frame 100 can refer to the first embodiment above, I won't go into details here.

The above-mentioned second direction may specifically refer to the Y-axis direction in FIG. 9, the Y-axis direction and the X-axis direction may be set at an included angle, and the specific value of the included angle may be, for example, 90 degrees, and of course other angle values may also be used. Specifically, it is related to the arrangement direction of each photovoltaic rack 100 and the like.

In some optional embodiments, the photovoltaic support array provided by the present invention may also include an inter-row connection part 200, and the inter-row connection part 200 may connect the supporting mechanisms 130 of two adjacent photovoltaic racks 100 in the Y-axis direction, By constructing the structural connection between two adjacent photovoltaic racks 100 in the Y-axis direction, each photovoltaic rack 100 can be connected as a whole, so that the structural strength of each photovoltaic rack 100 can be improved to a greater extent to ensure wind load resistance. ability.

The inter-row connecting part 200 may include a first connecting part 210 and a second connecting part 220, the first connecting part 210 may connect the first support bodies 131 of two adjacent photovoltaic racks 100 in the Y-axis direction, and the second connecting part 220 The second supporting bodies 132 of two adjacent photovoltaic racks 100 in the Y-axis direction may be connected.

Here, the embodiment of the present utility model does not limit the specific structural styles of the first connecting part 210 and the second connecting part 220. In practical applications, those skilled in the art can determine according to actual needs, as long as they can meet the actual use requirements That's it.

Exemplarily, the first connecting part 210 and the second connecting part 220 may be rigid beams or connecting ropes. Taking rigid beams as an example, as shown in Figure 10, the first connecting part 210 can include a plurality of first connecting beams 211, and each first connecting beam 211 can also form a spatial connection system, which can improve the The connection strength of two adjacent photovoltaic frames 100 in the Y-axis direction; as shown in FIG. connection system. It should be understood that the first connecting beam 211 may also form a planar connection system or a linear connection system; similarly, the second connecting beam 221 may also form a linear connection system.

The structural forms of the first connecting beam 211 and the second connecting beam 221 may be consistent with the aforementioned second supporting beam 131b, and may also be filled with counterweights 131b-1 for improving the stability of the structure.

In some optional embodiments, the photovoltaic support array provided by the present invention can also include a second fixing part 300; one end of the second fixing part 300 can be fixed, specifically, it can be fixed on the ground or a preset foundation 400 (to meet the requirements of installation height and connection reliability), the other end of the second fixing member 300 can be connected to at least part of the supporting mechanism 130 of the photovoltaic rack 100, so as to further improve the structural stability of the photovoltaic rack array.

The above-mentioned second fixing member 300 can specifically be a connecting rope or a connecting rod, etc., and the number of its setting is related to the proficiency of the photovoltaic rack 100 , which is not limited here.

Embodiment three

Please refer to Fig. 12 and Fig. 13, Fig. 12 is a structural diagram of a specific embodiment of the photovoltaic system provided by the utility model, and Fig. 13 is a structural schematic diagram of another specific embodiment of the photovoltaic system provided by the utility model.

The utility model also provides a photovoltaic system, including a photovoltaic support and a photovoltaic assembly 500 installed on the photovoltaic support, wherein the photovoltaic support is the photovoltaic support 100 involved in the implementations of the first and second embodiments.

In the photovoltaic system, the number of photovoltaic supports can be one, and this implementation manner can be referred to FIG. 12 . Alternatively, the number of photovoltaic supports can also be multiple to form a photovoltaic support array. For this implementation, refer to FIG. 13 .

The above are only preferred embodiments of the present utility model, and it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, some improvements and modifications can also be made. It should be regarded as the protection scope of the present utility model.

Claims (14)

1. A flexible photovoltaic support, characterized in that it comprises at least one row of photovoltaic frames (100), and the photovoltaic frames (100) include: a plurality of pedestals (110), each of the pedestals (110) is arranged at intervals along the first direction; A cable unit (120), installed on the base frame (110), includes a lower suspension cable (121) and a plurality of upper suspension cables (122), the lower suspension cable (121) and the upper suspension cable (122) all extend along the first direction, and the upper suspension cables (122) are used for installing photovoltaic modules (500); The support mechanism (130) includes a first support body (131) and a second support body (132); the first support body (131) is connected to the cable unit (120), and forms at least four a first connection point (A); the second support body (132) is also connected to the cable unit (120), and forms at least two second connection points (B) on the same plane. 2. The flexible photovoltaic support according to claim 1, characterized in that, both the first support (131) and the second support (132) include a first support beam (131a), and the first support The beam (131a) is provided with a plurality of installation structures, the number of the installation structures is consistent with the number of the upper suspension cables (122), and each of the upper suspension cables (122) is assembled to each of the installation structures in a one-to-one correspondence. 3. The flexible photovoltaic support according to claim 2, characterized in that, both the first support (131) and the second support (132) also include a second support beam (131b), and the second A support beam (131b) connects the first support beam (131a) and the lower suspension cable (121). 4. The flexible photovoltaic support according to claim 3, characterized in that, both the first support body (131) and the second support body (132) further include a first connector (131c) and a second connector (131d), the first connecting piece (131c) is installed on the first supporting beam (131a), the second connecting piece (131d) is installed on the lower suspension cable (121), and the second supporting Both ends of the beam (131b) are connected to the first connecting piece (131c) and the second connecting piece (131d) respectively. 5. The flexible photovoltaic support according to claim 3, characterized in that at least a partial beam section of the second support beam (131b) is a hollow beam section, and the hollow beam section is filled with counterweights (131b-1 ). 6. The flexible photovoltaic support according to any one of claims 1-5, characterized in that, each of the first connection points (A) can be connected to form a polyhedron, and the number of faces of the polyhedron is greater than or equal to 3; and/ or, The second connection points (B) are collinearly arranged; or, the connection of the second connection points (B) can form a polygon, and the number of sides of the polygon is greater than or equal to 3. 7. The flexible photovoltaic support according to any one of claims 1-5, characterized in that, the cable unit (120) has a first deformation control position and a second deformation control position, and the first support body (131 ) is set at the first deformation control position, and the second support body (132) is set at the second deformation control position. 8. The flexible photovoltaic support according to any one of claims 1-5, further comprising a component connector (150), the component connector (150) being installed on the upper suspension cable (122), The component connector (150) can connect two adjacent photovoltaic components (500) in the first direction. 9. The flexible photovoltaic support according to claim 8, characterized in that, the component connector (150) comprises a base (151) and two support plates (152), and the base (151) comprises two side plates (151a) arranged at intervals in the first direction, a groove (151b) is formed between the two side plates (151a), and the two side plates (151a) are away from the groove (151b) One side of each is connected with the support plate (152), and the support plate (152) is used for connecting with the photovoltaic module (500). 10. The flexible photovoltaic support according to any one of claims 1-5, characterized in that, the number of rows of the photovoltaic frame (100) is greater than or equal to 2, and each row of the photovoltaic frame (100) is in the second direction set at intervals, the second direction and the first direction are set at an angle; It also includes an inter-row connection component (200), the inter-row connection component (200) connecting the supporting mechanisms (130) of two adjacent photovoltaic racks (100) in the second direction. 11. The flexible photovoltaic support according to claim 10, characterized in that, the inter-row connecting member (200) comprises a first connecting portion (210) and a second connecting portion (220), and the first connecting portion (210) ) connecting the first supports (131) of the two adjacent photovoltaic racks (100) in the second direction, and the second connection part (220) connects the adjacent The second support body (132) of the two photovoltaic racks (100). 12. The flexible photovoltaic support according to claim 10, characterized in that, the inter-row connecting member (200) comprises a connecting beam, at least a partial beam section of the connecting beam is a hollow beam section, and the hollow beam section is filled with There is a counterweight (131b-1). 13. The flexible photovoltaic support according to claim 10, characterized in that it further comprises a second fixing part (300), one end of the second fixing part (300) is fixed, and the second fixing part (300) ) is connected to the supporting mechanism (130) of at least part of the photovoltaic frame (100). 14. A photovoltaic system, comprising a photovoltaic support and a photovoltaic module (500) installed on the photovoltaic support, characterized in that the photovoltaic support is the flexible photovoltaic support according to any one of claims 1-13.

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