CN219268795U - Photovoltaic system - Google Patents

Abstract

The utility model discloses a photovoltaic system, relates to the technical field of photovoltaics, and aims to solve the problems that the strength of a frame is damaged due to the fact that the frame is provided with mounting holes, the load of a photovoltaic module is reduced, and then the quality of the photovoltaic module is reduced. The photovoltaic system includes: laminates, optimizers, and photovoltaic bezels. The optimizer has a clamping and fixing space, and the photovoltaic frame comprises a frame body, a first clamping piece and a second clamping piece. The frame body is provided with a mounting groove for clamping and fixing the laminated piece. One end of the first clamping piece is arranged on the frame body and protrudes out of the frame body. One end of the second clamping piece is arranged on the frame body, and the second clamping piece protrudes out of the frame body. The first clamping piece is located between the second clamping piece and the lamination piece, and a clamping space is formed between the first clamping piece and the second clamping piece and used for clamping and fixing the optimizer. And in the first position state, the clamping space clamps and fixes the optimizer. And in the second position state, the clamping and fixing space clamps and fixes the second clamping piece.

Description

a photovoltaic system

technical field

The utility model relates to the technical field of photovoltaics, in particular to a photovoltaic system.

Background technique

In order to improve the power generation efficiency of photovoltaic modules, an optimizer is generally installed on the photovoltaic modules, and the maximum power of each photovoltaic module is managed by the optimizer in real time to increase the power generation of the photovoltaic system. The above-mentioned optimizer generally includes a connector and an optimizer body, and the photovoltaic module generally includes a laminate and a frame installed around the laminate.

In the prior art, mounting holes for installing bolts are usually firstly opened on the frame, and then the connecting piece and the frame are fastened and connected by bolts, and then the optimizer is installed on the photovoltaic module.

However, since the mounting holes are provided in the frame, the strength of the frame will be destroyed at this time, resulting in a reduction in the load of the photovoltaic module, thereby reducing the quality of the photovoltaic module.

Utility model content

The purpose of the utility model is to provide a photovoltaic system, which is used for assembling the optimizer and the frame while ensuring the quality of the photovoltaic components.

In order to achieve the above purpose, the utility model provides a photovoltaic system. The photovoltaic system comprises: a laminate, an optimizer and a photovoltaic frame. The optimizer has a clamping and fixing space, and the photovoltaic frame includes: a frame body, a first clamping part and a second clamping part. The frame body has a mounting groove, and the mounting groove is used for clamping and fixing the laminate. One end of the first clip is disposed on the frame body, and the first clip protrudes from the frame body. One end of the second clamping part is disposed on the frame body, and the second clamping part protrudes from the frame body. The first clamping part is located between the second clamping part and the laminated part, and a clamping space is formed between the first clamping part and the second clamping part, and the clamping space is used for clamping and fixing the optimizer. In the first position state, the clamping space clamps and fixes the optimizer. In the second position state, the clamping and fixing space clamps and fixes the second clamping member.

Compared with the prior art, in the photovoltaic system provided by the utility model, since the clamping space formed by the first clamping part and the second clamping part can clamp and fix the optimizer, therefore, before the actual use of the optimizer, the optimization The device can be clamped and fixed on the photovoltaic frame. At this time, it can not only ensure that the optimizer is used in conjunction with photovoltaic modules to ensure the power generation efficiency of photovoltaic modules. At the same time, it is also possible to avoid opening installation holes on the photovoltaic frame and avoid damaging the strength of the photovoltaic frame, thereby ensuring the load of the photovoltaic module and improving the quality of the photovoltaic module. It should be understood that the above-mentioned photovoltaic module includes a laminate and a photovoltaic frame clamped and fixed around the laminate. Further, since the clamping and fixing space of the optimizer can clamp and fix the second clamping piece, when the optimizer is actually used, the optimizer can be clamped and fixed on the second clamping piece. At this time, not only can the optimizer be firmly connected with the photovoltaic frame, but also the quality of the photovoltaic system can be ensured. At the same time, it is also possible to avoid opening installation holes on the photovoltaic frame, avoiding damage to the strength of the photovoltaic frame, thereby ensuring the load of the photovoltaic module and improving the quality of the photovoltaic module.

To sum up, using the clamping space and clamping and fixing space formed by the above structure can ensure that the optimizer is safely and stably installed on the photovoltaic frame, so as to ensure the quality of the photovoltaic system.

In an implementation manner, the distance between the above-mentioned first clamping member and the laminated member is greater than or equal to 1 mm and less than or equal to 5 mm.

In the case of adopting the above technical solution, it can be avoided that when the optimizer is clamped and fixed in the clamping space, the optimizer is too close to the laminate, causing the optimizer to squeeze the laminate in the later stage, causing the laminate to break. That is, the above-mentioned spacing can ensure the safety of the laminate. Furthermore, in actual use, an isolation pad can be placed within the above distance to further isolate the laminate from the optimizer and further ensure the safety of the laminate.

In an implementation manner, the second clamping part has a plurality of first protrusions along a direction approaching the first clamping part.

In the case of adopting the above-mentioned technical solution, the friction force between the second clamping member and the optimizer can be increased by using the above-mentioned first protrusion, so as to further ensure the firmness of the photovoltaic frame to the optimizer, and ensure that the photovoltaic frame and the optimizer The firmness and stability of the connection, thereby ensuring the quality of the photovoltaic system.

In an implementation manner, the cross-sectional shape of the first protrusion is a closed figure formed by a triangle, a rectangle, or an arc and a line segment.

In the case of adopting the above technical solution, the shapes of the above-mentioned first protrusions are various, which increases the choice for workers. Moreover, the shape of the above-mentioned first protrusion can be set according to the actual situation. In this case, the photovoltaic frame can be further adapted to different application scenarios and its application scope can be expanded.

In an implementation manner, the above-mentioned optimizer includes: an optimizer body, a clamping assembly and a first connecting piece. The clamping assembly has a clamping and fixing space, the clamping assembly is located on one side of the optimizer body, and the opening of the clamping assembly is away from the optimizer body. The first connecting piece is arranged under the clamping assembly, and the two ends of the first connecting piece are respectively connected to the optimizer body and the clamping assembly. In the first position state, the clamping space clamps and fixes the clamping assembly and the first connecting piece.

In the case of adopting the above technical solution, in the second position state, the optimizer body and the photovoltaic frame can be tightly connected by using the clamping and fixing space of the clamping component. This method is simple, convenient, easy to operate, and improves the assembly process. efficiency.

In an implementation manner, the above clamping assembly includes: a third clamping part, a fourth clamping part and a second connecting part. The third clamping part has a plurality of second protrusions, the second protrusions are located in the clamping and fixing space, and the third clamping part is used for clamping with the second clamping part. The fourth clamping piece is opposite to the third clamping piece and arranged at intervals, and a clamping and fixing space is formed between the third clamping piece and the fourth clamping piece. One end of the first connecting piece is connected to one end of the fourth clamping piece, and two ends of the second connecting piece are respectively connected to one end of the third clamping piece and the other end of the fourth clamping piece.

In the case of adopting the above technical solution, since the third clamping piece has a plurality of second protrusions, the third clamping piece is used to engage with the second clamping piece. At this time, when the second clamping part is clamped and fixed by the clamping and fixing space, the firmness of the connection between the third clamping part and the second clamping part can be ensured to ensure the firmness of the connection between the photovoltaic frame and the optimizer, thereby ensuring The quality of the photovoltaic system. Further, the above-mentioned clamping assembly has a simple structure, is easy to manufacture, and is also easy to use, thereby improving assembly efficiency.

In an implementation manner, the above-mentioned fourth clamping member has a plurality of third protrusions, and the third protrusions are located in the clamping and fixing space.

In the case of adopting the above technical solution, the firmness when the second clamping member is clamped and fixed by the clamping and fixing space can be further improved by using the third protrusion, so as to further ensure the quality of the photovoltaic system.

In an implementation manner, the cross-sectional shape of the second protrusion is a closed figure formed by a triangle, rectangle or arc and a line segment, and the cross-sectional shape of the third protrusion is a closed figure formed by a triangle, rectangle or arc and a line segment.

In the case of adopting the above-mentioned technical solution, the shapes of the above-mentioned second protrusion and the third protrusion are various, which increases the choice for workers. Moreover, the shape of the above-mentioned second protrusion and the third protrusion can be set according to the actual situation. In this case, the optimizer can be further adapted to different application scenarios and its applicable scope can be expanded.

In an implementation manner, the sum of the heights of the clamping assembly and the first connecting part is greater than or equal to the distance between the first clamping part and the second clamping part.

In the case of adopting the above technical solution, due to the first position state, the clamping space clamps and fixes the clamping assembly and the first connecting piece. Therefore, when the height sum of the clamping assembly and the first connecting piece is greater than or equal to the distance between the first clamping piece and the second clamping piece, it can be ensured that the clamping assembly and the first connecting piece fill the clamping space, To ensure the solidity of the connection between the photovoltaic frame and the optimizer, thereby ensuring the quality of the photovoltaic system.

In an implementation manner, the distance between the above-mentioned first clamping part and the second clamping part is greater than or equal to 10 mm and less than or equal to 30 mm. The sum of the heights of the clip assembly and the first connecting piece is greater than or equal to 10mm and less than or equal to 30mm.

In the case of adopting the above-mentioned technical solution, the data of the above-mentioned spacing and height sum can be selected according to the actual situation. At this time, the photovoltaic system can be adapted to different application scenarios to further expand its application range.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the utility model and constitute a part of the utility model. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an improper limitation of the utility model . In the attached picture:

Fig. 1 is the front view of the photovoltaic system during the first position state in the utility model embodiment;

Fig. 2 is the front view of the photovoltaic system in the second position state in the embodiment of the present invention;

Fig. 3 is a schematic diagram of the positional relationship between the laminate, the optimizer and the photovoltaic frame in the embodiment of the present invention;

Fig. 4 is a schematic structural diagram of the photovoltaic system in the first position state in the embodiment of the present invention;

Fig. 5 is a schematic structural diagram of the photovoltaic system in the second position state in the embodiment of the present invention.

Reference signs:

1-laminate, 2-optimizer, 20-optimizer body,

21-clamping assembly, 210-the third clamping part, 211-the fourth clamping part,

212-the second connector, 22-the first connector, 3-photovoltaic frame,

30-frame body, 31-first clamping part, 32-second clamping part,

33-clamping space, 34-installation part, 35-support part,

36 - First bump.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted 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 present utility model, "plurality" means two or more, unless otherwise specifically defined. "Several" means one or more than one, unless otherwise clearly and specifically defined.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right" etc. The orientation or positional relationship is only for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a reference to the utility model. limits.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In order to solve the above technical problems, the embodiment of the utility model provides a photovoltaic system. Referring to FIGS. 1 to 5 , the photovoltaic system may include: a laminate 1 , an optimizer 2 and a photovoltaic frame 3 . The optimizer 2 has a clamping and fixing space (not shown in FIGS. 1 to 5 ), and the photovoltaic frame 3 may include: a frame body 30 , a first clamping part 31 and a second clamping part 32 . The frame body 30 has a mounting groove, and the mounting groove is used for clamping and fixing the laminate 1 . One end of the first clip 31 is disposed on the frame body 30 , and the first clip 31 protrudes from the frame body 30 . One end of the second clip 32 is disposed on the frame body 30 , and the second clip 32 protrudes from the frame body 30 . The first clamping part 31 is located between the second clamping part 32 and the laminate 1, and a clamping space 33 is formed between the first clamping part 31 and the second clamping part 32, and the clamping space 33 is used for clamping Fixed optimizer 2. In the first position state, the clamping space 33 clamps and fixes the optimizer 2 . In the second position state, the clamping and fixing space clamps and fixes the second clamping member 32 .

Referring to FIG. 1 to FIG. 3 , the frame body 30 , the first clamping part 31 and the second clamping part 32 may be integrally formed or detachably connected, which are not specifically limited here. Further, the first clamping piece 31 and the second clamping piece 32 protrude from the frame body 30 along the horizontal direction A, and the specifications of the first clamping piece 31 and the second clamping piece 32 can be set according to the actual situation , not specifically limited here. Furthermore, as long as the structure of the above-mentioned frame body 30 meets actual needs, its structural composition will not be described in detail here. In addition, in actual use, the above-mentioned first position state can be understood as the position state between the structures before the photovoltaic system leaves the factory, and the second position state can be understood as the position state between the structures after the photovoltaic system leaves the factory.

Referring to Fig. 1 to Fig. 3, in the embodiment of the present utility model, the above-mentioned first clamping part 31 and the second clamping part 32 can be clamping plates, and the frame body 30, the first clamping part 31 and the second clamping part The holder 32 is integrally formed, and the frame body 30 is also integrally formed. Further, the above-mentioned frame body 30 includes a mounting portion 34 and a supporting portion 35, the mounting portion 34 has a mounting groove, the supporting portion 35 is disposed below the mounting portion 34, and is used to support the mounting portion 34, the first clip 31 and the second clip One ends of the holders 32 are both disposed on the support portion 35 and protrude from the support portion 35 along the horizontal direction A. As shown in FIG.

Referring to Fig. 1 to Fig. 5, in the photovoltaic system provided by the embodiment of the present invention, since the clamping space 33 formed by the first clamping part 31 and the second clamping part 32 can clamp and fix the optimizer 2, therefore, in practice Before the optimizer 2 is used, the optimizer 2 can be clamped and fixed on the photovoltaic frame 3 . At this time, it is not only possible to ensure that the optimizer 2 is used in conjunction with the photovoltaic module to ensure the power generation efficiency of the photovoltaic module. At the same time, it is also possible to avoid opening installation holes on the photovoltaic frame 3 and avoid damaging the strength of the photovoltaic frame 3 , thereby ensuring the load of the photovoltaic module and improving the quality of the photovoltaic module. It should be understood that the above-mentioned photovoltaic module includes a laminated part 1 and a photovoltaic frame 3 clamped and fixed around the laminated part 1 . Exemplarily, the above-mentioned photovoltaic assembly may be a 40 assembly, where 40 refers to the thickness of the photovoltaic frame. Further, since the clamping and fixing space of the optimizer 2 can clamp and fix the second clamping member 32 , when the optimizer 2 is actually used, the optimizer 2 can be clamped and fixed on the second clamping member 32 . At this time, not only can the optimizer 2 be firmly connected with the photovoltaic frame 3, but also the quality of the photovoltaic system can be ensured. At the same time, it is also possible to avoid opening installation holes on the photovoltaic frame 3 and avoid damaging the strength of the photovoltaic frame 3 , thereby ensuring the load of the photovoltaic module and improving the quality of the photovoltaic module. Furthermore, compared with the situation in the prior art where the optimizer 2 and the photovoltaic modules are packaged separately before leaving the factory, in the photovoltaic system provided by the embodiment of the present invention, the optimizer 2 is located under the laminate 1 and is located in the photovoltaic system. One side of the frame 3, that is, the optimizer 2 is located in the vacant area of the photovoltaic module. Moreover, the optimizer 2 is parallel to the first clamping part 31 and the second clamping part 32 . At this time, packaging the photovoltaic system in the first position can save packaging costs. In addition, the photovoltaic system in the first position can reduce the occupied space compared with the optimizer 2 and the photovoltaic modules that are scattered and placed in the prior art.

To sum up, using the clamping space 33 and the clamping and fixing space formed by the above structure can ensure that the optimizer 2 is safely and stably installed on the photovoltaic frame 3 to ensure the quality of the photovoltaic system.

As a possible implementation, referring to FIG. 2 and FIG. 3 , the distance L1 between the above-mentioned first clip 31 and the laminate 1 is greater than or equal to 1 mm and less than or equal to 5 mm. For example, the distance L1 may be 1 mm, 2 mm, 3 mm, 4 mm, or 5 mm, etc. At this time, it can be avoided that when the optimizer 2 is clamped and fixed in the clamping space 33 , the optimizer 2 is too close to the laminate 1 , causing the optimizer 2 to squeeze the laminate 1 later, causing the laminate 1 to break. That is, the above-mentioned spacing can ensure the safety of the laminate 1 . Further, in actual use, an isolation pad can be placed between the first clamping member 31 and the laminate 1 (that is, in the gap with the above-mentioned spacing) to further isolate the laminate 1 and the optimizer 2, and further ensure Safety of Laminate 1.

As a possible implementation, referring to FIG. 2 and FIG. 3 , the second clamping piece 32 has a plurality of first protrusions 36 along the direction approaching the first clamping piece 31 . Using the above-mentioned first protrusion 36 can increase the friction between the second clamping member 32 and the optimizer 2 to further ensure the firmness of the photovoltaic frame 3 to the optimizer 2 and ensure the connection between the photovoltaic frame 3 and the optimizer 2 The firmness and stability of the system ensure the quality of the photovoltaic system.

In an optional manner, the cross-sectional shape of the first protrusion 36 includes, but is not limited to, a triangle (see FIG. 3 ), a rectangle, or a closed figure formed by an arc and a line segment. The shapes of the above-mentioned first protrusions 36 are various, which increases the choice for workers. Moreover, the shape of the above-mentioned first protrusion 36 can be set according to the actual situation. In this case, the photovoltaic frame can be further adapted to different application scenarios and its application scope can be expanded.

As a possible implementation manner, referring to FIG. 1 to FIG. 5 , the above-mentioned optimizer 2 may include: an optimizer body 20 , a clamping assembly 21 and a first connecting member 22 . The clamping assembly 21 has a clamping and fixing space, the clamping assembly 21 is located on one side of the optimizer body 20 , and the opening of the clamping assembly 21 faces away from the optimizer body 20 . The first connecting piece 22 is disposed under the clamping assembly 21 , and two ends of the first connecting piece 22 are respectively connected to the optimizer body 20 and the clamping assembly 21 . In the first position state, the clamping space 33 clamps and fixes the clamping assembly 21 and the first connecting member 22 . In the second position state, the optimizer body 20 can be tightly connected to the photovoltaic frame 3 by using the clamping and fixing space of the clamping component 21 . This method is simple, convenient, easy to operate, and improves assembly efficiency.

In the embodiment of the present invention, when the clamping assembly 21 and the first connecting member 22 are regarded as a whole, the whole is located on one side of the optimizer body 20 .

In an optional manner, referring to FIGS. 1 to 3 , the clamping assembly 21 may include: a third clamping part 210 , a fourth clamping part 211 and a second connecting part 212 . The third clamping part 210 has a plurality of second protrusions, the second protrusions are located in the clamping and fixing space, and the third clamping part 210 is used to engage with the second clamping part 32 . The fourth clamping part 211 is opposite to the third clamping part 210 and arranged at intervals, and a clamping and fixing space is formed between the third clamping part 210 and the fourth clamping part 211 . One end of the first connecting piece 22 is connected to one end of the fourth clamping piece 211, the other end of the first connecting piece 22 is connected to the optimizer body 20, and the two ends of the second connecting piece 212 are respectively connected to the third clamping piece 210. One end is connected to the other end of the fourth clamping member 211 .

Since the third clamping part 210 has a plurality of second protrusions, the third clamping part 210 is used to engage with the second clamping part 32 . At this time, when the second clamping part 32 is clamped and fixed by the clamping and fixing space, the firmness of the connection between the third clamping part 210 and the second clamping part 32 can be ensured, so as to ensure the connection between the photovoltaic frame 3 and the optimizer 2 Robustness, thereby ensuring the quality of photovoltaic systems. Further, the above-mentioned clamping assembly 21 has a simple structure, is easy to manufacture, and is also easy to use, which improves assembly efficiency.

In an optional manner, referring to FIG. 3 , the cross-sectional shape of the second protrusion includes, but is not limited to, a closed figure formed by a triangle, a rectangle, or an arc and a line segment. The shapes of the above-mentioned second protrusions are various, which increases the selectivity for the staff. Moreover, the shape of the above-mentioned second protrusion can be set according to the actual situation. In this case, the optimizer can be further adapted to different application scenarios and its applicable scope can be expanded.

In an optional manner, referring to FIG. 3 , the fourth clamping member 211 has a plurality of third protrusions, and the third protrusions are located in the clamping and fixing space. Utilizing the above-mentioned third protrusion can further improve the firmness when the second clamping member 32 is clamped and fixed by the clamping and fixing space, so as to further ensure the quality of the photovoltaic system.

In an optional manner, referring to FIG. 3 , the cross-sectional shape of the third protrusion includes, but is not limited to, a closed figure formed by a triangle, a rectangle, or an arc and a line segment. The shape of the above-mentioned third protrusion is various, which increases the selectivity for the staff. Moreover, the shape of the above-mentioned third protrusion can be set according to the actual situation. In this case, the optimizer can be further adapted to different application scenarios and its applicable scope can be expanded.

In an optional manner, referring to FIG. 1 to FIG. 3 , the height sum H1 of the clamping assembly 21 and the first connecting piece 22 is greater than or equal to the height between the first clamping piece 31 and the second clamping piece 32 distance L2.

Due to the first position state, the clamping space 33 clamps and fixes the clamping assembly 21 and the first connecting member 22 . Therefore, when the height sum of the clamping assembly 21 and the first connecting piece 22 is greater than or equal to the distance between the first clamping piece 31 and the second clamping piece 32, it can ensure that the clamping assembly 21 and the first connecting piece 22 is filled with the clamping space 33 to ensure the firmness of the connection between the photovoltaic frame 3 and the optimizer 2, thereby ensuring the quality of the photovoltaic system.

In an optional manner, referring to FIG. 3 , the distance L2 between the first clamping part 31 and the second clamping part 32 is greater than or equal to 10 mm and less than or equal to 30 mm. For example, the distance L2 may be 10mm, 15mm, 20mm, 24mm or 30mm and so on. The height sum H1 of the clamping assembly 21 and the first connecting member 22 is greater than or equal to 10 mm and less than or equal to 30 mm. For example, the height and H1 may be 10mm, 15mm, 20mm, 24mm or 30mm, etc. The data of the distances and heights above can be selected according to the actual situation. At this time, the photovoltaic system can be adapted to different application scenarios to further expand its scope of application.

In an optional manner, the height H2 of the optimizer body 20 may be 28 mm.

In the description of the above embodiments, specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in an appropriate manner.

The above is only a specific embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto. Anyone familiar with the technical field can easily think of changes or changes within the technical scope disclosed by the utility model Replacement should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (10)

1. A photovoltaic system, characterized in that, comprising: Laminates; An optimizer with a clamping fixed space; A photovoltaic frame, the photovoltaic frame comprising: The frame body has a mounting groove, and the mounting groove is used for clamping and fixing the laminate; a first clamping piece, one end of the first clamping piece is arranged on the frame body, and the first clamping piece protrudes from the frame body; The second clamping piece, one end of the second clamping piece is arranged on the frame body, and the second clamping piece protrudes from the frame body; the first clamping piece is located on the second clamping piece Between the holder and the laminate, a clamping space is formed between the first clamping part and the second clamping part, and the clamping space is used to clamp and fix the optimizer; In the first position state, the clamping space clamps and fixes the optimizer; In the second position state, the clamping and fixing space clamps and fixes the second clamping member. 2 . The photovoltaic system according to claim 1 , wherein the distance between the first clip and the laminate is greater than or equal to 1 mm and less than or equal to 5 mm. 3 . The photovoltaic system according to claim 1 , wherein the second clamping member has a plurality of first protrusions along a direction close to the first clamping member. 4 . 4. The photovoltaic system according to claim 3, wherein the cross-sectional shape of the first protrusion is a closed figure formed by a triangle, a rectangle or an arc and a line segment. 5. The photovoltaic system according to claim 1, wherein the optimizer comprises: optimizer body; A clamping assembly has the clamping and fixing space; the clamping assembly is located on one side of the optimizer body, and the opening of the clamping assembly is away from the optimizer body; The first connecting piece is arranged under the clamping assembly, and the two ends of the first connecting piece are respectively connected to the optimizer body and the clamping assembly; In the state of the first position, the clamping space clamps and fixes the clamping assembly and the first connecting piece. 6. The photovoltaic system according to claim 5, wherein the clamping assembly comprises: The third clamping part has a plurality of second protrusions, and the second protrusions are located in the clamping and fixing space; the third clamping part is used to engage with the second clamping part; The fourth clamping piece is opposite to the third clamping piece and arranged at intervals, the clamping and fixing space is formed between the third clamping piece and the fourth clamping piece; the first connecting piece One end of one end is connected with one end of the fourth clamping member; A second connecting piece, the two ends of the second connecting piece are respectively connected to one end of the third clamping piece and the other end of the fourth clamping piece. 7. The photovoltaic system according to claim 6, wherein the fourth clamping member has a plurality of third protrusions, and the third protrusions are located in the clamping and fixing space. 8. The photovoltaic system according to claim 7, wherein the cross-sectional shape of the second protrusion is a closed figure formed by a triangle, a rectangle or an arc and a line segment; The cross-sectional shape of the third protrusion is a closed figure formed by a triangle, a rectangle or an arc and a line segment. 9. The photovoltaic system according to claim 5, wherein the sum of the heights of the clamping assembly and the first connecting member is greater than or equal to that of the first clamping member and the second clamping member spacing between. 10. The photovoltaic system according to claim 9, wherein the distance between the first clamping part and the second clamping part is greater than or equal to 10 mm and less than or equal to 30 mm; The sum of the heights of the clamping assembly and the first connecting piece is greater than or equal to 10 mm and less than or equal to 30 mm.

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