CN220629223U - Photovoltaic module and photovoltaic sound barrier - Google Patents
Photovoltaic module and photovoltaic sound barrier Download PDFInfo
- Publication number
- CN220629223U CN220629223U CN202322223120.5U CN202322223120U CN220629223U CN 220629223 U CN220629223 U CN 220629223U CN 202322223120 U CN202322223120 U CN 202322223120U CN 220629223 U CN220629223 U CN 220629223U
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- photovoltaic
- junction box
- photovoltaic panel
- photovoltaic module
- junction
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- 230000004888 barrier function Effects 0.000 title claims abstract description 21
- 238000009413 insulation Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 4
- 230000001678 irradiating effect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a photovoltaic module, which comprises a photovoltaic panel and at least two junction boxes positioned on the back surface of the photovoltaic panel, and is characterized in that: the photovoltaic module further comprises a protection structure for protecting the junction box, and the protection structure is connected to the back surface of the photovoltaic panel. The utility model also provides a photovoltaic sound barrier which comprises a plurality of upright posts, wherein the photovoltaic assembly is arranged between two adjacent upright posts. According to the photovoltaic module, the protection structure provides protection for the junction box on the photovoltaic module, and sunlight is prevented from irradiating the junction box, so that the aging of the junction box is slowed down, and the service life of the photovoltaic module is prolonged.
Description
Technical Field
The utility model relates to the technical field of sound barriers, in particular to a photovoltaic module and a photovoltaic sound barrier.
Background
The sound barrier is one of main facilities for reducing noise pollution on two sides of a road, plays a good role in shielding noise, and can be used for sound insulation on urban roads in a large area. The photovoltaic sound barrier combines the solar power generation technology with the traditional sound barrier, and converts solar energy into electric energy while realizing sound insulation performance of the sound barrier so as to supply other electricity utilization facilities.
The junction box is an important part of the photovoltaic module, and mainly aims to lead out the current generated by the photovoltaic module and provide convenient connection with a load or other photovoltaic systems, and in outdoor application, the junction box is exposed as a power generation device, and is easy to age due to sun and rain in long-term use, so that the normal use of the photovoltaic module is affected.
In view of the foregoing, it is necessary to provide a photovoltaic module and a photovoltaic sound barrier to solve the above-mentioned problems.
Disclosure of Invention
In order to achieve the above object, the present utility model provides a photovoltaic module, including a photovoltaic panel, at least two junction boxes located on the back of the photovoltaic panel, characterized in that: the photovoltaic module further comprises a protection structure for protecting the junction box, and the protection structure is connected to the back surface of the photovoltaic panel.
As a further improvement of the utility model, the protection structure is a U-shaped cover, and the U-shaped cover extends along the arrangement direction of the junction boxes and is buckled on all the junction boxes at the same time.
As a further improvement of the utility model, the photovoltaic module further comprises a frame clamped at the edge of the photovoltaic panel, and both ends of the U-shaped cover are propped against the frame; and/or the edge of the U-shaped cover is in sealing connection with the photovoltaic panel.
As a further improvement of the utility model, the photovoltaic module further comprises an electrode output end connected with the junction box through a wire, the wire positioned at the edge of the photovoltaic panel is positioned in the frame, and the wire positioned at the middle part of the photovoltaic panel is positioned in the U-shaped cover.
As a further improvement of the utility model, the protection structures are arranged in one-to-one correspondence with the junction boxes, wherein the protection structures are protection covers which are buckled on the photovoltaic panels from one sides of the junction boxes, which are away from the photovoltaic panels, and the protection covers are sealing covers or U-shaped protection covers;
or, the protection structure is a protection plate, one end of the protection plate is positioned on one side of the junction box, which is close to or departs from another junction box, the other end of the protection plate extends to one side of the junction box, which departs from the photovoltaic panel, and the protection plate is an arc-shaped plate or a folding line plate.
As a further improvement of the utility model, the photovoltaic module is a double-glass module, and a shading structure is arranged at the position of the front surface of the photovoltaic panel corresponding to the junction box.
The utility model also provides a photovoltaic sound barrier, which is characterized in that: the photovoltaic module is installed between two adjacent upright posts.
As a further improvement of the utility model, the at least two junction boxes comprise a positive junction box and a negative junction box, the positive junction boxes are all located above or below the negative junction box, the electrode output ends comprise positive electrode output ends electrically connected with the positive junction box through wires and negative electrode output ends electrically connected with the negative junction box through wires, and the positive electrode output ends and the negative electrode output ends are respectively located at the tops of two sides of the photovoltaic panel in the horizontal direction.
As a further improvement of the utility model, the at least two junction boxes comprise an anode junction box and a cathode junction box, the electrode output end comprises an anode output end electrically connected with the anode conductor box through a wire and a cathode output end electrically connected with the cathode junction box through a wire, and the anode output end and the cathode output end are respectively positioned at two sides of the photovoltaic panel along the horizontal direction;
in the two adjacent groups of photovoltaic modules, the positive electrode junction box of one group is positioned above the negative electrode junction box, the positive electrode output end is positioned at the top of the photovoltaic panel, and the negative electrode output end is positioned at the bottom of the photovoltaic panel; the other group of negative electrode junction boxes are positioned above the positive electrode junction boxes, the negative electrode output end is positioned at the top of the photovoltaic panel, and the positive electrode output end is positioned at the bottom of the photovoltaic panel.
As a further improvement of the utility model, the photovoltaic module further comprises a sound insulation assembly arranged between two adjacent upright posts, wherein the sound insulation assembly and the photovoltaic module are distributed along the height direction, and the sound insulation assembly comprises a sound insulation screen body and a sound absorption screen body.
The utility model has the beneficial effects that: according to the photovoltaic module, the protection structure provides protection for the junction box and prevents sunlight from irradiating the junction box, so that the aging of the junction box is slowed down, and the service life of the photovoltaic module is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present utility model;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural view of a photovoltaic module according to another embodiment of the present utility model;
fig. 4 is a schematic structural view of a photovoltaic module according to another embodiment of the present utility model;
FIG. 5 is a schematic view of a photovoltaic module with a light shielding structure;
FIG. 6 is a schematic structural view of a photovoltaic sound barrier;
FIG. 7 is a schematic diagram of a photovoltaic sound barrier-mounting connection;
fig. 8 is a schematic diagram of another installation wiring mode of the photovoltaic sound barrier.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
Referring to fig. 1 to 5, a photovoltaic module according to the present utility model includes: photovoltaic panel 100, junction box 200, and protective structure 300.
The junction boxes 200 are located on the back of the photovoltaic panel 100, and at least two junction boxes 200, including a positive junction box 201 and a negative junction box 202, are provided to output the electric energy generated by the photovoltaic panel 100 and connect with an external load.
The protection structure 300 is located at the back of the photovoltaic panel 100, and is used for providing protection for the junction box 200, preventing sunlight from irradiating the junction box 200, so as to slow down the aging of the junction box 200, and prolong the service life of the photovoltaic module.
In one class of embodiments, a set of the protective structures 300 provides protection for a plurality of the junction boxes 200 simultaneously.
Referring to fig. 1 and 2, the protection structure is a U-shaped cover 301, and the U-shaped cover 301 extends along the arrangement direction of the junction box 200 and is fastened to all the junction boxes 200 at the same time. That is, the junction box 200 is located between the U-shaped cover 301 and the photovoltaic panel 100, and the U-shaped cover 301 simultaneously shields all the junction boxes 200 from sunlight.
Further, the photovoltaic module further comprises a frame 400 clamped to the edge of the photovoltaic panel 100, two ends of the U-shaped cover 301 are abutted to the frame 400, and the edge of the U-shaped cover 301 is in sealing connection with the photovoltaic panel 100, so that a closed space is formed between the photovoltaic panel 100 and the frame 400, and the junction box 200 is located in the closed space and can effectively avoid water vapor from corroding the junction box 200 when the junction box 200 is used for shading sun.
The photovoltaic module further comprises an electrode output end connected with the junction box 200 through a wire, the frame 400 is provided with a clamping groove for accommodating the edge of the photovoltaic panel 100, the wire positioned at the edge of the photovoltaic panel 100 is positioned in the clamping groove, the wire positioned at the middle part of the photovoltaic panel 100 is positioned in the U-shaped cover 301, so that the connection wire is hidden, and the appearance of the photovoltaic module is improved.
In another class of embodiments, the protective structures 300 are disposed in a one-to-one correspondence with the junction boxes 200, i.e., a set of protective structures 300 provides protection for one junction box 200.
Referring to fig. 3, the protection structure 300 is a protection plate 302 disposed in one-to-one correspondence with the junction box 200, one end of the protection plate 302 is located at a side of the junction box 200 close to or away from another junction box 200, and the other end extends to a side of the junction box 200 away from the photovoltaic panel 100.
The junction box 200 is positioned between the photovoltaic panel 100 and the protective panel 302, and the protective panel 302 provides shielding for the junction box 200, thereby preventing direct sunlight from the junction box 200.
Specifically, the protection plate 302 may be an arc-shaped plate or a fold-line plate, and when the arc-shaped plate is used, one end of the arc-shaped plate is connected to the photovoltaic panel 100, and the other end extends to a side of the junction box 200 away from the photovoltaic panel 100, so as to shade the junction box 200; when the folding line board is adopted, the folding line board comprises at least two connecting plates, one connecting plate is connected with the photovoltaic board 100, the other connecting plate is positioned on one side of the junction box 200, which is away from the photovoltaic board 100, and the included angle between the two connecting plates can be adjusted adaptively according to the requirement.
Referring to fig. 4, the protection structure 300 is a protection cover 303 corresponding to the junction box 200 one by one, and the protection cover 303 is fastened to the photovoltaic panel 100 from a side of the junction box 200 facing away from the photovoltaic panel 100.
Specifically, the protection cover 303 may be a U-shaped protection cover or a sealing cover, and the U-shaped protection cover is used to shade the junction box 200; when the sealing cover is adopted, the periphery of the sealing cover is in sealing connection with the photovoltaic panel 100, so that a closed space is formed between the sealing cover and the photovoltaic panel 100, the junction box 200 is positioned in the closed space, and the junction box 200 can be effectively prevented from being corroded by water vapor while shading the junction box 200.
Referring to fig. 5, the photovoltaic module is a dual-glass module, and the back plate of the dual-glass module is made of glass, so that the photovoltaic module has higher generating capacity and generating efficiency compared with a common photovoltaic module. In order to prevent sunlight from being irradiated to the junction box 200 from the front surface of the photovoltaic panel 100, a light shielding structure 500 is installed at a position of the front surface of the photovoltaic panel 100 corresponding to the junction box 101, and the light shielding structure 500 may employ any of the above-described protective structures.
Referring to fig. 6 to 8, the present utility model further provides a photovoltaic sound barrier, which includes the above photovoltaic module and a plurality of pillars 600.
The photovoltaic module is installed between two adjacent columns 600, and the photovoltaic module can also play a role in shielding noise while generating electricity by using solar energy.
The at least two junction boxes 200 include a positive junction box 201 and a negative junction box 202, the electrode output ends include a positive output end electrically connected to the positive junction box 201 through a wire, a negative output end electrically connected to the negative junction box 202 through a wire, and the positive output end and the negative output end are located at two sides of the photovoltaic panel 100 in the horizontal direction, so that the electrode output ends are electrically connected with adjacent photovoltaic modules conveniently.
The utility model provides different installation and wiring modes for installing the photovoltaic sound barrier on different road sections.
Referring to fig. 7 (the broken lines are wires), the positive terminal boxes 201 are all located above the negative terminal boxes 202, and the positive output and the negative output are all located on top of the photovoltaic panel 100.
Specifically, when the photovoltaic modules are installed between the upright posts 200, all the positive electrode junction boxes 201 of the photovoltaic modules are upward, and the wires connecting the positive electrode junction boxes 201 extend upward to the top of the photovoltaic panel 100 first, then extend horizontally to one side of the photovoltaic panel 100 and are connected with the positive electrode output end; the wires connected to the negative terminal box 202 extend downward to the bottom of the photovoltaic panel 100, then extend horizontally to the other side of the photovoltaic panel 100, finally extend upward to the top of the photovoltaic panel 100 and are connected to the negative output ends, and after the installation is completed, the positive output ends and the negative output ends of two adjacent groups of photovoltaic modules are connected.
The installation wiring mode is suitable for overhead roads and the like, because the front faces of the photovoltaic modules installed on the two sides of the overhead roads face the overhead roads, and the junction boxes 200 are all positioned on the back faces of the photovoltaic modules, if one or two of the positive electrode output end and the negative electrode output end are positioned below the photovoltaic panel 100, the construction wiring is inconvenient by crane operation; if the above installation wiring mode is adopted, because the positive electrode output end and the negative electrode output end are both positioned at the top of the photovoltaic panel 100, constructors can finish the connection of the positive electrode output end and the negative electrode output end on an overhead road, so that the construction cost is greatly reduced, and the construction safety is also ensured.
Of course, when the photovoltaic modules are mounted between the columns 600, all the negative terminal boxes 202 of the photovoltaic modules may be arranged upward, and the wiring manner may be the same as described above.
Referring to fig. 8 (broken lines are wires in the drawing), in two adjacent groups of the photovoltaic modules, the positive electrode junction box 201 of one group is located above the negative electrode junction box 202, the positive electrode output end is located at the top of the photovoltaic panel 100, and the negative electrode output end is located at the bottom of the photovoltaic panel 100; the other set of the negative electrode junction boxes 202 is located above the positive electrode junction boxes 201, the negative electrode output terminal is located at the top of the photovoltaic panel 100, and the positive electrode output terminal is located at the bottom of the photovoltaic panel 100.
Specifically, when the photovoltaic modules are installed between the columns 600, the first group of positive terminal boxes 201 of the photovoltaic modules face upwards, the second group of negative terminal boxes 202 of the photovoltaic modules face upwards, and the third group of positive terminal boxes 201 of the photovoltaic modules face upwards, and the first group of positive terminal boxes 201 of the photovoltaic modules are alternately arranged in sequence.
When the positive terminal box 201 is located above, the wires connecting the positive terminal box 201 extend upward to the top of the photovoltaic panel 100, then extend horizontally to one side of the photovoltaic panel 100 and connect with the positive output terminal located at the top, and the wires connecting the negative terminal box 202 extend downward to the bottom of the photovoltaic panel 100, then extend horizontally to the other side of the photovoltaic panel 100 and connect with the negative output terminal located at the bottom;
when the negative electrode terminal box 202 is located above, the wires connecting the negative electrode terminal box 202 extend upward to the top of the photovoltaic panel 100, then extend horizontally to one side of the photovoltaic panel 100 and connect with the negative electrode output terminal located at the top, and the wires connecting the positive electrode terminal box 201 extend downward to the bottom of the photovoltaic panel 100, then extend horizontally to the other side of the photovoltaic panel 100 and connect with the positive electrode output terminal located at the bottom.
The installation wiring mode is suitable for a common road section, the wiring position does not need to be considered when the back of the photovoltaic module is subjected to construction wiring, and the installation wiring mode is adopted, so that the length of a wire is saved, and the installation cost of the photovoltaic module is reduced.
The photovoltaic sound barrier further comprises a sound insulation assembly 700, the sound insulation assembly 700 is installed between two adjacent columns 300, the photovoltaic assembly and the sound insulation assembly 700 are distributed along the height direction, and the sound insulation assembly 700 comprises a sound insulation screen body and a sound absorption screen body.
Preferably, the photovoltaic module is positioned above the soundproof module 700, thereby increasing the power generation amount of the photovoltaic module.
In summary, the photovoltaic module of the present utility model provides protection for the junction box 200 through the protection structure 300, so as to prevent sunlight from irradiating the junction box 200, thereby slowing down the aging of the junction box 200 and prolonging the service life of the photovoltaic module; meanwhile, two installation wiring modes of the photovoltaic sound barrier are provided for different road conditions, and the hiding of the lead is realized.
It should be understood that although the present disclosure describes embodiments in terms of examples, not every embodiment is provided with a single embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and is not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a photovoltaic module, includes the photovoltaic board, is located at least two terminal boxes at the photovoltaic board back, its characterized in that: the photovoltaic module further comprises a protection structure for protecting the junction box, and the protection structure is connected to the back surface of the photovoltaic panel.
2. The photovoltaic module of claim 1, wherein: the protection structure is a U-shaped cover, and the U-shaped cover extends along the arrangement direction of the junction box and is buckled on all the junction boxes at the same time.
3. The photovoltaic module of claim 2, wherein: the photovoltaic module further comprises a frame clamped at the edge of the photovoltaic panel, and two ends of the U-shaped cover are abutted against the frame;
and/or the edge of the U-shaped cover is in sealing connection with the photovoltaic panel.
4. A photovoltaic module according to claim 3, characterized in that: the photovoltaic module further comprises an electrode output end connected with the junction box through a wire, the wire positioned at the edge of the photovoltaic panel is positioned in the frame, and the wire positioned at the middle part of the photovoltaic panel is positioned in the U-shaped cover.
5. The photovoltaic module of claim 1, wherein: the protective structures are arranged in one-to-one correspondence with the junction boxes, wherein,
the protection structure is a protection cover, the protection cover is buckled on the photovoltaic panel from one side of the junction box, which is away from the photovoltaic panel, and the protection cover is a sealing cover or a U-shaped protection cover;
or, the protection structure is a protection plate, one end of the protection plate is positioned on one side of the junction box, which is close to or departs from another junction box, the other end of the protection plate extends to one side of the junction box, which departs from the photovoltaic panel, and the protection plate is an arc-shaped plate or a folding line plate.
6. The photovoltaic module of claim 1, wherein: the photovoltaic module is a double-glass module, and a shading structure is arranged at the position of the front surface of the photovoltaic panel corresponding to the junction box.
7. A photovoltaic sound barrier characterized by: a photovoltaic module as claimed in any one of claims 1 to 6 comprising a plurality of uprights, said photovoltaic module being mounted between two adjacent uprights.
8. The photovoltaic sound barrier of claim 7, wherein: the at least two junction boxes comprise an anode junction box and a cathode junction box, the anode junction boxes are all located above or below the cathode junction box, the electrode output ends comprise anode output ends electrically connected with the anode junction boxes through wires and cathode output ends electrically connected with the cathode junction boxes through wires, and the anode output ends are respectively located at the tops of two sides of the photovoltaic panel in the horizontal direction.
9. The photovoltaic sound barrier of claim 7, wherein: the at least two junction boxes comprise an anode junction box and a cathode junction box, the electrode output ends comprise an anode output end electrically connected with the anode junction box through a wire and a cathode output end electrically connected with the cathode junction box through a wire, and the anode output end and the cathode output end are respectively positioned at two sides of the photovoltaic panel in the horizontal direction;
in the two adjacent groups of photovoltaic modules, the positive electrode junction box of one group is positioned above the negative electrode junction box, the positive electrode output end is positioned at the top of the photovoltaic panel, and the negative electrode output end is positioned at the bottom of the photovoltaic panel; the other group of negative electrode junction boxes are positioned above the positive electrode junction boxes, the negative electrode output end is positioned at the top of the photovoltaic panel, and the positive electrode output end is positioned at the bottom of the photovoltaic panel.
10. The photovoltaic sound barrier of claim 7, wherein: still including being located adjacent two between the stand sound insulation subassembly, sound insulation subassembly with photovoltaic module arranges along the direction of height, sound insulation subassembly includes sound insulation screen body and sound absorption screen body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322223120.5U CN220629223U (en) | 2023-08-17 | 2023-08-17 | Photovoltaic module and photovoltaic sound barrier |
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CN202322223120.5U CN220629223U (en) | 2023-08-17 | 2023-08-17 | Photovoltaic module and photovoltaic sound barrier |
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CN220629223U true CN220629223U (en) | 2024-03-19 |
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CN202322223120.5U Active CN220629223U (en) | 2023-08-17 | 2023-08-17 | Photovoltaic module and photovoltaic sound barrier |
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2023
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