Plant overgrowth limiting device under photovoltaic module

Abstract

The utility model discloses a device for limiting plant overgrowth under a photovoltaic assembly, which belongs to the technical field of photovoltaic construction and comprises a connecting assembly and a limiting assembly, the connecting assembly and the limiting assembly are positioned below a photovoltaic panel of the photovoltaic assembly, the connecting assembly is detachably connected with a vertical column of the photovoltaic assembly, and the limiting assembly is detachably connected with the vertical column of the photovoltaic assembly. The limiting assembly is horizontally arranged and connected with a stand column of the photovoltaic assembly through a connecting assembly, and the limiting assembly is used for limiting upward growth of plants below the photovoltaic assembly. When plants grow to a certain height, the plants are shielded and limited by the limiting assembly, and the plants grow all around and are prevented from continuing to grow upwards. Therefore, the problems of fire hazards caused by overgrowth of plants and influence on generating capacity due to the fact that the plants are too flourish to block sunlight are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic construction technical field, especially a kind of photovoltaic module under limit plant overgrowth device. BACKGROUND

[0002] With the global pursuit of "carbon peak" and "carbon neutral" goal, new energy industry has ushered in unprecedented large-scale development boom. Among them, photovoltaic power station becomes the indispensable key force to promote "double carbon" goal with its relatively low development cost and short construction period. The rapid deployment of photovoltaic power station can not only effectively reduce carbon emissions, but also promote the optimization and upgrading of energy structure.

[0003] In desert area, the advantage of constructing photovoltaic power station not only lies in energy development and economic benefits, but also deeply influences ecological environment protection and local social development. Desert area has unique sunlight resources, long sunshine time and high intensity, which provides stable and abundant energy basis for photovoltaic power generation. At the same time, desert area has vast land and is mostly unused land, which provides broad space for constructing large-scale and high-efficiency photovoltaic power station, reduces land cost, and makes photovoltaic power generation become a competitive energy option in desert area.

[0004] However, although desert photovoltaic power station makes full use of rich sunlight resources and broad land space, it may also face the problem of plant overgrowth in operation process, which is mainly due to the suitable light and shelter conditions provided under photovoltaic panel promote the rapid growth of vegetation. If not managed in time, it may affect the power generation efficiency of photovoltaic module and the overall performance of power station, and increase operation and maintenance cost and difficulty. At the same time, there are fire accident hazards.

[0005] Therefore, a device for limiting plant overgrowth under photovoltaic module is urgently needed. INVENTION CONTENT

[0006] The utility model aims at providing a kind of photovoltaic module under limit plant overgrowth device, to solve the problems in the background art.

[0007] The utility model aims at the following technical scheme to realize:

[0008] A kind of photovoltaic module under limit plant overgrowth device, including connecting component and restriction component, the connecting component and restriction component are located below photovoltaic panel of photovoltaic module, the connecting component is detachably connected with the stand of photovoltaic module, the restriction component is horizontally arranged and is connected with the stand of the photovoltaic module by connecting component, and the restriction component is used to limit the plant below photovoltaic module upward growth.

[0009] Further, the connecting assembly comprises pipe clamps corresponding to the number of columns of the photovoltaic assembly, connecting plates and stud bolts, the pipe clamps are fixed on the columns by bolts, two sides of the pipe clamps are connected with a stud bolt and a connecting plate respectively, the other end of the connecting plate is connected with another stud bolt, and the connecting assembly is connected in sequence by the pipe clamps, the connecting plates and the stud bolts to form a frame structure.

[0010] Further, the pipe clamp is a split symmetrical structure, the middle part of the pipe clamp is circular, the middle part of the pipe clamp is clamped on the column of the photovoltaic assembly, one side of the pipe clamp is provided with a single bolt connecting part, and the other side of the pipe clamp is provided with a double bolt connecting part.

[0011] The connecting plate is L-shaped, one side of the connecting plate parallel to the single bolt connecting part is fixed with the single bolt connecting part, and the other side of the connecting plate perpendicular to the single bolt connecting part is connected with a stud bolt.

[0012] Further, the size of the limiting assembly is matched with the frame area formed by the connecting assembly, the limiting assembly is a steel wire mesh, a metal grid or the like, and four edges of the limiting assembly are bound on the stud bolts.

[0013] Further, the upper part of the limiting assembly is provided with a light adjusting film, the light adjusting film is arranged in parallel and connected with the column of the photovoltaic assembly, the area of the light adjusting film is the same as that of the limiting assembly, and the light adjusting film is electrically connected with an inverter of the photovoltaic assembly.

[0014] Further, a laser height sensor is arranged between the light adjusting film and the limiting assembly, and the laser height sensor is fixed on the column of the photovoltaic assembly.

[0015] Further, a light supplementing lamp is arranged below the limiting assembly, the light supplementing lamp is a red LED lamp, and the light supplementing lamp is electrically connected with the inverter of the photovoltaic assembly.

[0016] The beneficial effects of the utility model are as follows:

[0017] 1) When the plants grow to a certain height, the plants will grow around by being blocked and limited by the limiting assembly, so that the plants are prevented from growing upward, and thus the fire hazard caused by excessive growth of the plants and the problem that the excessive growth of the plants blocks sunlight and affects the power generation are reduced.

[0018] 2) The limiting assembly is a hollow structure with mesh, such as a steel wire mesh and a metal grid, the limiting assembly can pass light and does not affect the normal growth of the plants below, and the size of the mesh is adjusted according to the type of the plants, so that the plants are prevented from growing upward through the mesh.

[0019] 3) The light adjusting film ensures that the plants can survive and not grow too much to affect the photovoltaic module above.

[0020] 4) The red light LED light emitting lamp emits red light, interferes with the plant photoperiod signal, shortens the plant internode elongation, and can inhibit the excessive growth of the plant. Through the cooperation of the light supplementing lamp and the light adjusting film, the plant growth can be effectively controlled. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is a schematic view of the plant excessive growth limiting device below the photovoltaic module.

[0022] Fig. 2 It is a top view of the connecting assembly in the utility model.

[0023] Fig. 3 It is a schematic view of the pipe clamp in the utility model.

[0024] In the figure, 1 is a photovoltaic module, 2 is a connecting assembly, 21 is a pipe clamp, 22 is a connecting plate, 23 is a double-threaded reinforcing bar, 24 is a single bolt connecting part, 25 is a double bolt connecting part, 3 is a limiting assembly, 4 is a light adjusting film, 5 is a laser height sensor, and 6 is a light supplementing lamp. DETAILED DESCRIPTION

[0025] The technical scheme of the utility model will be described clearly and completely in combination with embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] Referring to Figs. 1-3 , the utility model provides a technical scheme:

[0027] As Figs. 1-3 shown, a plant excessive growth limiting device below a photovoltaic module 1 comprises a connecting assembly 2 and a limiting assembly 3. The connecting assembly 2 and the limiting assembly 3 are located below the photovoltaic panel of the photovoltaic module 1. The connecting assembly 2 is detachably connected with the stand column of the photovoltaic module 1. The limiting assembly 3 is horizontally arranged and connected with the stand column of the photovoltaic module 1 through the connecting assembly 2. The limiting assembly 3 is used for limiting the upward growth of the plants below the photovoltaic module 1.

[0028] Through the above technical scheme, since the limiting assembly 3 is shielded above the plants, when the plants grow to a certain height, the plants will grow around by being limited by the limiting assembly 3, thereby avoiding the continuous upward growth of the plants. Thus, the problems of fire hazards caused by the excessive growth of the plants and the influence of the excessive growth of the plants on the power generation due to the shading of sunlight are reduced.

[0029] At the same time, since the connecting assembly 2 is detachably connected with the column, the height of the limiting assembly 3 can be adjusted according to the specific plant type under the photovoltaic assembly 1, and the plant growth is delayed by reducing the light shielding of the limiting assembly 3, the inspection frequency is reduced, and the pruning interval is reduced.

[0030] Specifically, as shown in Fig. 1 and Fig. 2 , the connecting assembly 2 includes a pipe clamp 21 corresponding to the number of columns of the photovoltaic assembly 1, a connecting plate 22 and a stud 23, the pipe clamp 21 is fixed on the column by bolts, and the two sides of the pipe clamp 21 are connected with a stud 23 and a connecting plate 22 respectively, the other end of the connecting plate 22 is connected with another stud 23, and the connecting assembly 2 is connected in sequence by a plurality of pipe clamps 21, connecting plates 22 and studs 23 to form a frame structure.

[0031] The photovoltaic assembly 1 in the embodiment is a 4-column structure, and a square frame is formed by four groups of pipe clamps 21, connecting plates 22 and studs 23, the pipe clamp 21 is a split symmetrical structure, the middle part of the pipe clamp 21 is circular, and when the two halves of the middle part of the pipe clamp 21 are clamped on the columns of the photovoltaic assembly 1 respectively, the pipe clamp 21 is fixed on the column by tightening the bolts;

[0032] As shown in Fig. 3 , one side of the pipe clamp 21 is provided with a single bolt connecting portion 24, and the other side of the pipe clamp 21 is provided with a double bolt connecting portion 25, since the connecting plate 22 is L-shaped, the side of the connecting plate 22 parallel to the single bolt connecting portion 24 is fixed with the single bolt connecting portion 24, and the connecting plate 22 is fixed on the single bolt portion by bolts;

[0033] The side of the connecting plate 22 perpendicular to the single bolt connecting portion 24 is connected with a stud 23, and the stud 23 passes through the corresponding screw hole of the L-shaped connecting plate 22, and then is fixed by tightening the nut;

[0034] One bolt hole of the double bolt connecting portion 25 is used to fix the pipe clamp 21, and the other bolt hole is connected with another stud 23, at this time, the studs 23 on both sides of the pipe clamp 21 form a right angle, which is convenient for forming a square frame structure.

[0035] Further, the size of the limiting assembly 3 is adapted to the frame area surrounded by the connecting assembly 2, and the four edges of the limiting assembly 3 are tied on the studs 23. The limiting assembly 3 is a steel wire mesh, a metal grid or other mesh structure, which can pass through the light and does not affect the normal growth of the plants below, and the size of the mesh is adjusted according to the type of the plants to avoid the plants growing upward through the mesh.

[0036] Further, the upper side of the limiting assembly 3 is provided with a dimming film 4, the dimming film 4 is arranged in parallel and connected with the column of the photovoltaic assembly 1, the area of the dimming film 4 is same as the area of the limiting assembly 3, and the dimming film 4 is electrically connected with the inverter of the photovoltaic assembly 1.

[0037] Through the above technical scheme, since the dimming film 4 can adjust the light intensity, the dimming film 4 is arranged above the limiting assembly 3 to adjust the light, the appropriate light is adjusted in the initial stage of plant growth, the plant is prevented from withering and dying due to insufficient light in the initial stage, and the light intensity can be reduced in the plant development stage to prevent the plant from overgrowth. Meanwhile, the light can be adjusted according to the season and day and night, the dimming film 4 can control the ultraviolet transmittance, reduce the damage of ultraviolet to the cell membrane, and prevent the leaf edge from being scorched. Through the dimming film 4, the plant can survive and is prevented from overgrowth to affect the photovoltaic assembly 1 above.

[0038] Further, the laser height sensor 5 is arranged between the dimming film 4 and the limiting assembly 3, and the laser height sensor 5 is fixed on the column of the photovoltaic assembly 1.

[0039] Through the above technical scheme, the laser height sensor 5 is connected with the remote workstation through a network, Bluetooth and the like, and an alarm is sent when the laser height sensor 5 detects that the plant passes through the limiting assembly 3, so that the operator is reminded to trim the plant in time to prevent the plant from piercing the dimming film 4.

[0040] Further, the lower side of the limiting assembly 3 is provided with a light supplementing lamp 6, the light supplementing lamp 6 is a red light LED lamp, and the light supplementing lamp 6 is electrically connected with the inverter of the photovoltaic assembly 1.

[0041] Through the above technical scheme, the light supplementing lamp 6 can be turned on at night, the red light LED light supplementing lamp 6 emits red light to interfere with the photoperiod signal of the plant, the plant internode elongation is shortened, and the plant overgrowth can be inhibited. Through the cooperation of the light supplementing lamp 6 and the dimming film 4, the plant growth can be effectively controlled.

[0042] The above is only the preferred embodiment of the present application, and it should be understood that the present application is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described herein by the above teaching or related technology or knowledge. The modification and change made by the person skilled in the art without departing from the spirit and scope of the present application should be within the protection scope of the claims attached to the present application.

Claims

1. A device for limiting excessive growth of plants under a photovoltaic module, characterized by: The application relates to a photovoltaic module and a method for limiting the upward growth of plants under the photovoltaic module. The upper portion of the limiting assembly (3) is provided with a light-adjusting film (4) which is arranged in parallel and connected with the column of the photovoltaic module (1), the area of the light-adjusting film (4) is the same as that of the limiting assembly (3), and the light-adjusting film (4) is electrically connected with an inverter of the photovoltaic module (1). The lower portion of the limiting assembly (3) is provided with a light supplementing lamp (6) which is a red LED lamp, and the light supplementing lamp (6) is electrically connected with the inverter of the photovoltaic module (1).

2. The photovoltaic module undergrowth overgrowth limiting device of claim 1, wherein: The connecting assembly (2) comprises pipe clamps (21), connecting plates (22) and double-threaded reinforcing bars (23) corresponding to the number of columns of the photovoltaic module (1), the pipe clamps (21) are fixed on the columns through bolts, the two sides of the pipe clamps (21) are connected with one double-threaded reinforcing bar (23) and one connecting plate (22) respectively, the other end of the connecting plate (22) is connected with another double-threaded reinforcing bar (23), and the connecting assembly (2) is connected in sequence through the pipe clamps (21), the connecting plates (22) and the double-threaded reinforcing bars (23) to form a frame structure.

3. The photovoltaic module undergrowth overgrowth limiting device of claim 2, wherein: The pipe clamps (21) are of a split symmetrical structure, the middle part of the pipe clamps (21) is circular, the middle part of the pipe clamps (21) is clamped on the columns of the photovoltaic module (1), one side of the pipe clamps (21) is provided with a single-bolt connecting part (24), and the other side of the pipe clamps (21) is provided with a double-bolt connecting part (25). The connecting plates (22) are L-shaped, one side of the connecting plates (22) which is parallel to the single-bolt connecting part (24) is fixed with the single-bolt connecting part (24), the other side of the connecting plates (22) which is perpendicular to the single-bolt connecting part (24) is connected with one double-threaded reinforcing bar (23), and one bolt hole of the double-bolt connecting part (25) is connected with another double-threaded reinforcing bar (23).

4. The photovoltaic module undergrowth overgrowth limiting device of claim 2, wherein: The size of the limiting assembly (3) is matched with the frame area formed by the connecting assembly (2), the limiting assembly (3) is a steel wire mesh or a metal grid, and the four edges of the limiting assembly (3) are bound on the double-threaded reinforcing bars (23).

5. The photovoltaic module undergrowth overgrowth limiting device of claim 1, wherein: A laser height sensor (5) is arranged between the light-adjusting film (4) and the limiting assembly (3), and the laser height sensor (5) is fixed on the column of the photovoltaic module (1).

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