CN208797896U - A kind of two-sided solar double-glass assemblies frame - Google Patents

A kind of two-sided solar double-glass assemblies frame Download PDF

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Publication number
CN208797896U
CN208797896U CN201821457674.4U CN201821457674U CN208797896U CN 208797896 U CN208797896 U CN 208797896U CN 201821457674 U CN201821457674 U CN 201821457674U CN 208797896 U CN208797896 U CN 208797896U
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China
Prior art keywords
glass assembly
dual
sided
vertical plate
light reflecting
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CN201821457674.4U
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陈令
朱强忠
朱琛
吕俊
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Longi Green Energy Technology Co Ltd
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Longi Green Energy Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

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Abstract

The utility model provides a kind of two-sided solar double-glass assemblies frame, comprising: mounting portion and support portion;Wherein, it is connected at the top of mounting portion and support portion, forms the mounting groove for installing two-sided solar double-glass assemblies;Reflective structure, the back side of the reflective structure incident ray to be reflexed to battery in the two-sided solar double-glass assemblies are provided on the inside of support portion.In the utility model, by the way that reflective structure is arranged on the inside of support portion, light from different directions can be reflexed on the back side for the battery being blocked, reduce frame to the eclipsing loss of cell backside, to reduce the probability of current mismatch between battery in two-sided solar double-glass assemblies, the light utilization efficiency of battery is improved, to be conducive to improve the power output of two-sided solar double-glass assemblies, and then effectively prevents the generation of two-sided solar double-glass assemblies hot spot phenomenon;Meanwhile it improving the reliability of two-sided solar double-glass assemblies and extending its service life.

Description

Frame for double-sided double-glass assembly
Technical Field
The utility model relates to the field of photovoltaic technology, particularly, relate to a frame for double-sided dual glass assembly.
Background
The double-sided double-glass assembly encapsulates the front and the back of the double-sided battery by using glass, so that the assembly can receive light from the front and the back simultaneously, and the effect of generating electricity from the front and the back is achieved.
In order to meet the system installation requirement, the double-sided double-glass assembly generally needs to be framed, and the frame can shelter from the battery at the back of the assembly, so that the light received by the battery closest to the frame is reduced, the current is reduced, and the current mismatch with other batteries is caused. The mismatch of the module battery current can reduce the power of the module and even can generate hot spot effect, thereby causing the double-sided double-glass module to be damaged.
Disclosure of Invention
In view of this, the utility model provides a frame for double-sided dual glass assembly aims at solving among the prior art because the frame for double-sided dual glass assembly shelters from the battery back and the light utilization ratio that leads to the battery is lower to reduce the problem of subassembly power.
In one aspect, the utility model provides a frame for double-sided dual glass assembly, include: a mounting portion and a support portion; the mounting part is connected with the top of the supporting part to form a mounting groove for mounting the double-sided double-glass assembly; the inner side of the supporting part is provided with a light reflecting structure, and the light reflecting structure is used for reflecting incident light to the back of the battery in the double-sided double-glass assembly. Because the setting of supporting part can block part light certainly and shine to the back of battery, so add reflection of light structure in this position, can be with most light through its reflection to the battery by the face of sheltering from to increase the light utilization ratio of battery, and then improve the output of optical glass assembly.
In order to reflect the light to the back of the battery when the light is directly or obliquely emitted, the light reflecting structure has at least one inclined surface, at least one plane or at least one curved surface.
Optionally, the cross section of the light reflecting structure along the direction perpendicular to the panel of the double-sided double-glass assembly is triangular.
Optionally, the cross section of the light reflecting structure along the direction perpendicular to the double-sided double-glass assembly panel is a right triangle, and the hypotenuse of the right triangle faces the back of the battery.
Because light can be gone out by the reflection when the inclined plane or the plane of polygon structure, consequently, it is optional, reflection of light structure is followed perpendicularly the cross section of two-sided dual glass assembly panel direction is the polygon. Such as a quadrilateral, pentagon or hexagon, etc.
Because light also can follow certain angle after the cambered surface and reflect away light, consequently, optionally, reflection of light structure is along the perpendicular the cross section of two-sided dual glass assembly panel direction personally submits the arc.
Optionally, the light reflecting structure is a light reflecting film, and the light reflecting film is bonded with the inner side of the supporting portion into a whole through a bonding agent.
Optionally, the reflective patch includes: a reflective metal layer and an oxide protective layer coated on the surface thereof.
Because some metals have better light reflectivity, the material of the light reflecting structure is selected from aluminum, zinc, chromium or stainless steel.
Optionally, the mounting portion includes: a first vertical plate and a clamping plate; wherein, splint with first vertical board is the contained angle setting and connects the top of first vertical board, be used for with the supporting part cooperatees in order to press from both sides tightly two-sided dual glass assembly.
The support part may be a frame structure, and optionally, the support part includes: the bottom horizontal plate, the second vertical plate, the top horizontal plate and the third vertical plate are connected into a frame structure in a surrounding manner; wherein the top horizontal plate is connected with the bottom of the first vertical plate; the second vertical plate is coplanar with the first vertical plate.
Optionally, the length of the bottom horizontal plate is greater than the length of the top horizontal plate; one end of the third vertical plate is connected to the position, far away from the two end parts, of the top horizontal plate, and the other end of the third vertical plate is connected to the position, far away from the two end parts, of the bottom horizontal plate. With such an arrangement, the support portion can more stably support the upper mounting portion.
In order to reflect light rays in different directions to the back of the battery as much as possible via the light reflecting structure, optionally, the light reflecting structure is disposed on the third vertical plate and/or the bottom horizontal plate.
The utility model provides a frame for double-sided dual-glass assembly, through set up the reflection of light structure in the supporting part inboard, can be from the light reflection of equidirectional not to the back of the battery that is sheltered from on, reduced the sheltering from the loss of frame to the back of battery, reduced the probability of electric current mismatch between the battery in the double-sided dual-glass assembly, improved the light utilization ratio of battery to be favorable to improving the power output of double-sided dual-glass assembly, and then effectively prevented the production of double-sided dual-glass assembly hot spot phenomenon; simultaneously, improved the reliability of two-sided dual glass assembly and prolonged its life.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural view of a frame for a dual-surface dual-glass assembly according to an embodiment of the present invention;
fig. 2 is another schematic structural view of a frame for a dual-surface dual-glass assembly provided by the embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 and 2, the embodiment of the utility model provides a frame for double-sided dual glass assembly includes: a mounting portion 1 and a support portion 2; the mounting part 1 is connected with the top of the supporting part 2 to form a mounting groove for mounting the double-sided double-glass assembly 3; the inner side of the supporting part 2 is provided with a light reflecting structure 4, and the light reflecting structure 4 is used for reflecting incident light to the back of the battery 5 in the double-sided double-glass assembly 3.
Specifically, the mounting portion 1 and the supporting portion 2 may be an integral structure, and the mounting portion 1 and the supporting portion 2 may be made of an aluminum alloy material. Installation department 1 can be the structure of similar L shape, can be formed by connecting two straight boards, of course, installation department 1 also can be other structures, the mounting groove that is provided with the two-sided dual glass assembly 3 of installation can. The support portion 2 may be a frame structure, and may support the upper mounting portion 1. The double-sided dual-glass assembly 3 and the battery 5 can be any photovoltaic assembly in the prior art, and the structure of the double-sided dual-glass assembly and the structure of the battery are not limited in any way in the embodiment.
Because the light can propagate along any direction, when the light is directly irradiated to the whole frame, only the plane structure can not reflect the light to the back of the battery 5, and the structures such as the inclined plane and the curved surface can reflect the light to the back of the battery 5. When the light is obliquely emitted to the whole frame, the plane, the inclined plane and the curved surface can reflect the light to the back of the battery 5. Thus, the light reflecting structure 4 has at least one inclined surface, at least one flat surface, or at least one curved surface. The number and size of the reflecting structures 4 can be determined according to specific conditions, and the utility model discloses do not do any restriction to it.
The utility model discloses an in an embodiment, reflective structure 4 is along perpendicular the cross section of two-sided dual glass assembly panel direction can be triangle-shaped. Namely: the light reflecting structure 4 may be acute, obtuse or right triangular.
Optionally, the cross section of the light reflecting structure 4 along the direction perpendicular to the double-sided double-glass assembly panel is a right triangle, and the hypotenuse of the right triangle faces the back of the battery 5. During actual design, the arrangement positions of the right-angled triangle structures and the orientation of the hypotenuse can be set according to the distribution direction of light. When in actual design, one or more light reflecting structures with right-angled triangle structures can be arranged, and when a plurality of light reflecting structures with right-angled triangle structures are arranged, every two right-angled triangles can be in direct contact with each other or can be arranged at intervals; the placing directions of the two acute angles of each right triangle may be the same or different, and optionally, the placing directions of the two acute angles of each right triangle are kept the same, so as to facilitate processing.
In another embodiment of the present invention, the reflective structure 4 is perpendicular to the cross section of the panel direction of the dual-surface dual-glass assembly can be polygonal. For example, a regular quadrangle, a regular hexagon, a regular octagon, etc., and may be an irregular polygon. During actual design, the arrangement positions of the polygonal structures and the orientation of the reflecting surfaces can be set according to the distribution direction of light rays.
In another embodiment of the present invention, the reflective structure 4 is perpendicular to the cross section of the panel of the dual-glass assembly. For example, it may be fan-shaped, circular, wavy, etc. During actual design, the arrangement positions of the arc-shaped structures and the orientation of the reflecting surfaces can be set according to the distribution direction of light rays.
In another embodiment of the present invention, the reflective structure 4 is a reflective film, and the reflective film is bonded to the inner side of the supporting portion 2 by an adhesive.
Specifically, considering that the materials of the mounting portion 1 and the supporting portion 2 are generally selected from aluminum alloy and the convenience of processing, the reflective adhesive film selected for use by the reflective structure 4 should also be selected from metal, so that the feasibility and the convenience of processing can be ensured while light can be reflected.
Alternatively, the reflective patch may include: a reflective metal layer and an oxide protective layer coated on the surface thereof. The oxide protective layer can prevent the metal layer from being oxidized to lose the function of reflecting light.
Further alternatively, the reflective metal layer may be an aluminum foil, and the shape, size and number of the aluminum foil may be determined according to actual conditions. The protective layer coated on the reflective metal layer can be an aluminum oxide film, and the aluminum oxide film has the characteristics of high temperature resistance, good thermal stability, high strength and stable chemical property, so that the reflective performance of the reflective metal layer is stable and durable when the aluminum oxide film is coated on the reflective metal layer. During the in-service use, can bond the bottom of reflection of light pad pasting in the inboard of supporting part 2 through the binder, can be effectual with the back of light reflection to battery 5 when guaranteeing connection stability to improve battery 5's light utilization ratio.
In this embodiment, the reflective structure 4 may be made of a metal with a high reflective degree, and optionally, the reflective structure 4 may be made of aluminum, zinc, chromium, or stainless steel. On one hand, the light can be reflected to the back of the battery 5, and on the other hand, the strength and the toughness of the metal are better, and the processing is convenient. When selecting for use the cross section to be triangle-shaped, polygon or curved reflecting structure 4, can choose for use suitable processing technology to fix reflecting structure 4 to supporting part 2 inboard at installation department 1 and supporting part 2 machine-shaping's in-process, avoided earlier making reflecting structure 4 alone, install it to the loaded down with trivial details process of supporting part 2 again.
The frame for the double-sided double-glass assembly provided by the embodiment can reflect light rays from different directions to the back of the blocked battery by arranging the light reflecting structure on the inner side of the supporting part, so that the blocking loss of the frame to the back of the battery is reduced, the probability of current mismatch between batteries in the double-sided double-glass assembly is reduced, the light utilization rate of the battery is improved, the power output of the double-sided double-glass assembly is favorably improved, and the hot spot phenomenon of the double-sided double-glass assembly is effectively prevented; simultaneously, improved the reliability of two-sided dual glass assembly and prolonged its life.
In the above embodiment, the mounting part 1 may include: a first vertical plate 11 and a clamping plate 12; wherein, splint 12 is the contained angle setting with first vertical board 11 and connects on the top of first vertical board 11 for cooperate with supporting part 2 in order to press from both sides tight double-sided dual glass assembly 3.
Specifically, the included angle between the first vertical plate 11 and the clamping plate 12 may be an acute angle or a right angle. For example, the clamping plate 12 may be attached to one side of the first vertical plate 11 obliquely downward with respect to the horizontal direction when the included angle is acute. Optionally, the clamping plate 12 is an arc-shaped plate, so that on one hand, the double-sided double-glass assembly can be prevented from slipping out of the clamping channel; on the other hand, can play the cushioning effect when receiving the exogenic action to reduce two-sided dual glass assembly and suffer the probability that external force destroyed.
In the above embodiment, the support portion 2 may include: the bottom horizontal plate 21, the second vertical plate 22, the top horizontal plate 23 and the third vertical plate 24 are encircled to form a frame structure; wherein, the top horizontal plate 23 is connected with the bottom of the first vertical plate 11; the second vertical plate 22 is coplanar with the first vertical plate 11.
Specifically, the bottom horizontal plate 21, the second vertical plate 22, the top horizontal plate 23, and the third vertical plate 24 may be enclosed in a frame structure of any shape, and alternatively, may be enclosed in a rectangular frame. The second vertical plate 22 can be located outside the whole frame, the third vertical plate 24 can be located inside the whole frame and arranged in parallel with the second vertical plate 22, and meanwhile, the second vertical plate 22 and the plane where the third vertical plate 24 is located can be perpendicular to the back surface of the optical glass assembly 3. The top horizontal plate 23 may be vertically connected to the bottom of the first vertical plate 11, and the second vertical plate 22 and the first vertical plate 11 may be of an integral structure. The bottom horizontal plate 21 is disposed opposite to the back surface of the optical glass assembly 3. Light L can shine the region that establishes to bottom horizontal plate 21 and third vertical board 24 enclose via the glass of light glass assembly 3 or the inside region of whole light glass assembly 3 after, reflect to the back of battery 5 through setting up reflective structure 4 on the supporting part 2.
Optionally, the length of the bottom horizontal plate 21 is greater than the length of the top horizontal plate 23; one end of the third vertical plate 24 is connected to the top horizontal plate 23 at a position away from both end portions, and the other end of the third vertical plate 24 is connected to the bottom horizontal plate 21 at a position away from both end portions. It can be seen that such an arrangement is beneficial to increasing the stability of the overall frame structure.
With continued reference to fig. 2, the light reflecting structure 4 is disposed on the third vertical plate 24 and/or the bottom horizontal plate 21. That is, the light reflecting structure 4 may be provided only on the third vertical plate 24 or the bottom horizontal plate 21, or one or more light reflecting structures 4 may be provided on both the third vertical plate 24 and the bottom horizontal plate 21. Alternatively, the light reflecting structure 4 may be provided on both the third vertical plate 24 and the bottom horizontal plate 21.
During specific implementation, a light reflecting structure with a proper reflecting surface can be selected according to the specification of the optical glass assembly and the specification of the frame structure, and of course, a plurality of small-sized light reflecting structures can be selected to be arranged on the third vertical plate 24 and/or the bottom horizontal plate 21 of the supporting part 2 in parallel.
It can be seen that the light reflecting structure 4 disposed on the third vertical plate 24 and/or the bottom horizontal plate 21 can sufficiently reflect the incident light to the back of the battery 5 according to the actual light source, and has simple structure and convenient processing.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. The utility model provides a frame for two-sided dual glass assembly which characterized in that includes: an attachment portion (1) and a support portion (2); wherein,
the mounting part (1) is connected with the top of the supporting part (2) to form a mounting groove for mounting the double-sided double-glass assembly (3);
the inner side of the supporting part (2) is provided with a light reflecting structure (4), and the light reflecting structure (4) is used for reflecting incident light to the back surface of the battery (5) in the double-sided double-glass assembly (3).
2. The bezel for a dual sided dual glass assembly according to claim 1, wherein the light reflecting structure (4) has at least one inclined plane, at least one flat plane or at least one curved plane.
3. The frame for a dual-sided dual glass assembly according to claim 2, wherein the cross section of the light reflecting structure (4) along the direction perpendicular to the panel of the dual-sided dual glass assembly is triangular.
4. The frame for dual glass assembly according to claim 3, wherein the cross section of the light reflecting structure (4) along the direction perpendicular to the dual glass assembly panel is a right triangle, and the hypotenuse of the right triangle faces the back of the battery (5).
5. The frame for a dual-sided dual glass assembly according to claim 1, wherein the light reflecting structure (4) is a light reflecting film, and the light reflecting film is integrally bonded to the inner side of the supporting portion (2) by an adhesive.
6. The bezel for a dual-sided dual glass assembly of claim 5, wherein the light reflecting sticker comprises: a reflective metal layer and an oxide protective layer coated on the surface thereof.
7. The bezel for a dual surface dual glass assembly according to any one of claims 1 to 6, wherein the mounting portion (1) comprises: a first vertical plate (11) and a clamping plate (12); wherein,
splint (12) with first vertical board (11) are the contained angle setting, and connect in the top of first vertical board (11), be used for with supporting part (2) cooperate with the clamp tightly two-sided dual glass assembly (3).
8. The bezel for a dual sided dual glass assembly according to claim 7, wherein the support portion (2) comprises: the horizontal plate comprises a bottom horizontal plate (21), a second vertical plate (22), a top horizontal plate (23) and a third vertical plate (24), wherein the bottom horizontal plate (21), the second vertical plate (22), the top horizontal plate (23) and the third vertical plate (24) are encircled to form a frame structure; wherein,
the top horizontal plate (23) is connected with the bottom of the first vertical plate (11); the second vertical plate (22) is coplanar with the first vertical plate (11).
9. The frame for a dual sided dual glass assembly according to claim 8, wherein the bottom horizontal plate (21) has a length greater than the top horizontal plate (23); one end of the third vertical plate (24) is connected to the position of the top horizontal plate (23) far away from the two end parts, and the other end of the third vertical plate (24) is connected to the position of the bottom horizontal plate (21) far away from the two end parts.
10. The bezel for a dual sided dual glass assembly according to claim 8, wherein the light reflecting structure (4) is provided on the third vertical plate (24) and/or the bottom horizontal plate (21).
CN201821457674.4U 2018-09-06 2018-09-06 A kind of two-sided solar double-glass assemblies frame Active CN208797896U (en)

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Application Number Priority Date Filing Date Title
CN201821457674.4U CN208797896U (en) 2018-09-06 2018-09-06 A kind of two-sided solar double-glass assemblies frame

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Application Number Priority Date Filing Date Title
CN201821457674.4U CN208797896U (en) 2018-09-06 2018-09-06 A kind of two-sided solar double-glass assemblies frame

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112422039A (en) * 2020-12-09 2021-02-26 浙江鸿禧能源股份有限公司 Double-sided solar cell mounting frame
CN112838823A (en) * 2021-04-08 2021-05-25 锦州阳光能源有限公司 Photovoltaic dual-glass assembly frame structure and installation process thereof
CN114899261A (en) * 2022-05-09 2022-08-12 中国长江三峡集团有限公司 Device for improving light utilization rate of gap between photovoltaic cell piece and frame
EP4270781A1 (en) * 2022-04-27 2023-11-01 Shenzhen Hello Tech Energy Co., Ltd. Reflector and solar power generation system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112422039A (en) * 2020-12-09 2021-02-26 浙江鸿禧能源股份有限公司 Double-sided solar cell mounting frame
CN112838823A (en) * 2021-04-08 2021-05-25 锦州阳光能源有限公司 Photovoltaic dual-glass assembly frame structure and installation process thereof
CN112838823B (en) * 2021-04-08 2022-03-01 锦州阳光能源有限公司 Photovoltaic dual-glass assembly frame structure and installation process thereof
EP4270781A1 (en) * 2022-04-27 2023-11-01 Shenzhen Hello Tech Energy Co., Ltd. Reflector and solar power generation system
CN114899261A (en) * 2022-05-09 2022-08-12 中国长江三峡集团有限公司 Device for improving light utilization rate of gap between photovoltaic cell piece and frame

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