CN109004897A - Photovoltaic module connecting corner yard and photovoltaic module - Google Patents
Photovoltaic module connecting corner yard and photovoltaic module Download PDFInfo
- Publication number
- CN109004897A CN109004897A CN201810694425.5A CN201810694425A CN109004897A CN 109004897 A CN109004897 A CN 109004897A CN 201810694425 A CN201810694425 A CN 201810694425A CN 109004897 A CN109004897 A CN 109004897A
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- CN
- China
- Prior art keywords
- photovoltaic module
- top plate
- photovoltaic
- connecting corner
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000005253 cladding Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000306 component Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 238000010248 power generation Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 cell piece Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Packaging Frangible Articles (AREA)
Abstract
The invention discloses a kind of photovoltaic module connecting corner yards, interconnecting piece including pedestal and for connecting photovoltaic component frame, side plate, the top plate being connected on the side plate are provided on the pedestal and be located at below the pedestal and with the mutually matched bottom plate of the top plate, the card slot for accommodating photovoltaic laminate corner is formed between the side plate and top plate and pedestal, and the groove for accommodating the top plate is offered on the bottom plate.A kind of photovoltaic module connecting corner yard of the invention, by setting can mutually matched top plate and bottom plate, by multiple photovoltaic module stacked on top and can prevent from being mutually shifted between it；By the way that the opening being mutually communicated with notch is arranged, so that the sand and dust and water etc. in photovoltaic laminate can be flowed out by notch and opening；Arc fin and arc groove are set by the way that the arcuate flanks that match are arranged, and in arcuate flanks, bottom plate and top plate on upper and lower photovoltaic module are preferably cooperated to prevent the movement between upper and lower photovoltaic module.
Description
Technical field
The invention belongs to photovoltaic module manufacturing technology fields, and in particular to a kind of photovoltaic module connecting corner yard and including should
The photovoltaic module of photovoltaic module connecting corner yard.
Background technique
Solar energy is the renewable energy that the mankind are inexhaustible, nexhaustible, has sufficient spatter property, absolute safety
The advantages that property, opposite popularity, certain long-life and maintenance-free feature, the adequacy of resource and potential economy, in length
There is critical role in the energy strategy of phase.As photovoltaic technology constantly develops, as half converted solar energy into electrical energy
The photovoltaic module product of conductor device has obtained quick exploitation.Photovoltaic power generation is the photovoltaic effect using interface
And luminous energy is directly translated into a kind of technology of electric energy, and currently with the mainstream technology of solar power generation.As photovoltaic is sent out
Being constantly progressive for power technology and gradually reducing for cost, the application field of photovoltaic power generation constantly expand, including roof power generation,
Glass curtain wall power generation, power generation waterborne etc..
Solar power generation is a kind of technology that luminous energy is converted into electric energy using semiconductor photovoltaic effect,
Core component is photovoltaic module, is usually made of materials such as glass, EVA, cell piece, EVA, backboard, frame, terminal boxes, entirely
Process is usually after manufacturer end is completed the production of photovoltaic module and is packed and stored, then transports to designated position and installed.And
Since the frame of component generally all needs to carry out oxidation processes, electrochemistry can be prevented rotten in the normal use process of component to reach
The purpose of erosion.Therefore in order to prevent between the component of component during transportation mutually collision, phase mutual friction and cause aluminium alloy
The surface damage of frame.In component binning process, component and component are kept apart.Current way is typically all in component four
A angle installs corrugated board corner protector additional, but the more procedures of this mode, increases cost, and in component transportational process, according to
The road conditions for transporting section, still there is the risk of damaged in collision.
Summary of the invention
In view of this, in order to achieve the above object, the present invention provides the photovoltaic modulies that one kind can prevent stacked on top
Between the photovoltaic module connecting corner yard that moves, avoid damaged in collision between photovoltaic module during transportation.
In order to achieve the above object, the following technical solution is employed by the present invention:
A kind of photovoltaic module connecting corner yard, the interconnecting piece including pedestal and for connecting photovoltaic component frame, on the pedestal
Be provided with side plate, the top plate being connected on the side plate and be located at below the pedestal and with the mutually matched bottom of the top plate
Plate forms the card slot for accommodating photovoltaic laminate corner, opens up on the bottom plate useful between the side plate and top plate and pedestal
In the groove for accommodating the top plate.By setting top plate and bottom plate and top plate and bottom plate are arranged to mutually matched form, energy
It reaches multiple connecting corner yard stacked on top and prevents from being mutually shifted between it.
Preferably, the top plate includes the first top plate and the second top plate, is formed between first top plate and the second top plate
There is the notch for accommodating the bottom plate, i.e., when connecting corner yard stacked on top, the bottom plate of top connecting corner yard is located below company
It connects in the notch of corner brace, the top plate of lower section connecting corner yard is located above in the groove of connecting corner yard.
It is further preferred that being also provided between first top plate and second top plate to far from the photovoltaic laminate
The opening that corner direction extends, the opening are formed through arc-shaped slot with the notch.It is mutually communicated by being arranged with notch
Opening so that sand and dust and water in photovoltaic laminate etc. can pass through notch and opening outflow.
It is further preferred that first top plate and the second top plate side close to each other are the first arcuate flanks, the bottom
The side of plate is the second arcuate flanks to match with first arcuate flanks.When connecting corner yard stacked on top, lower section connects
The second arcuate flanks connect on the first arcuate flanks and top the connecting corner yard bottom plate on corner brace top plate are mutually matched contact.Pass through
The arcuate flanks matched, which are arranged, enables bottom plate and top plate on upper and lower photovoltaic module preferably to cooperate to prevent light up and down
Lie prostrate the movement between component.
Have it is further preferred that offer arc groove in first arcuate flanks, in second arcuate flanks with
The arc fin that the arc groove matches.When packaging is fixed to multiple photovoltaic modulies, need multiple stacked on top
Photovoltaic module overturning, the arc fin on photovoltaic module can be clamped in the arc groove on another photovoltaic module at this time,
Prevent the mutual shaking between upper and lower photovoltaic module.
Preferably, the height of the side plate is less than or equal to the thickness of the photovoltaic laminate so that in photovoltaic laminate
Sand and dust and water etc. can smoothly flow out not the blocking that will receive side plate.
Preferably, the pedestal offers the oblique slot for accommodating conducting wire close to the side of the photovoltaic laminate.Tiltedly
To slot for placing terminal box cable, prevent cable from shaking, convenient transportation.
Preferably, the interconnecting piece is provided with serrated face close to the side of the photovoltaic laminate, sets on the serrated face
Several sawtooth are equipped with, the end of the sawtooth is tilted to the side close to the pedestal.The setting of serrated face be in order to enable
Interconnecting piece can be self-locking after filling in the type chamber of frame, the connection between interconnecting piece and frame is strengthened, so that photovoltaic module
It is more firm.
The present invention also provides a kind of photovoltaic modulies, the side including photovoltaic laminate, the cladding photovoltaic laminate side
The corner brace of frame and the adjacent frame of connection, the corner brace are photovoltaic module connecting corner yard as described above, the joint angle
The interconnecting piece of code is matched with the type chamber of the frame.
Preferably, the connecting corner yard connects the adjacent frame, the top of the top plate of the connecting corner yard and the frame
Face is located at same level.
Compared with prior art, the invention has the beneficial effects that: a kind of photovoltaic module connecting corner yard of the invention, knot
Structure design rationally, by the way that mutually matched top plate and bottom plate is arranged, by multiple photovoltaic module stacked on top and can prevent its it
Between be mutually shifted；By the way that the opening being mutually communicated with notch is arranged, so that the sand and dust and water etc. in photovoltaic laminate can pass through
Notch and opening outflow；By being arranged the arcuate flanks that match, and arcuate flanks be arranged mutually matched arc fin and
Arc groove enables bottom plate and top plate on upper and lower photovoltaic module preferably to cooperate to prevent the shifting between upper and lower photovoltaic module
It is dynamic, avoid the damaged in collision between photovoltaic module during transportation.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the perspective view at the first visual angle of photovoltaic module connecting corner yard in the preferred embodiment of the present invention；
Fig. 2 is the perspective view at the second visual angle of photovoltaic module connecting corner yard in the preferred embodiment of the present invention；
Fig. 3 is the perspective view at photovoltaic module connecting corner yard third visual angle in the preferred embodiment of the present invention；
Fig. 4 is that photovoltaic module stacks schematic diagram in the preferred embodiment of the present invention；
Wherein: connecting corner yard -1, pedestal -2, interconnecting piece -3, side plate -4, the first top plate -51, the second top plate -52, the first curved side
Face -61, the second arcuate flanks -62, arc groove -71, arc fin -72, card slot -8, bottom plate -9, groove -10, oblique slot -11,
Sawtooth -12, frame -13, photovoltaic laminate -14.
Specific embodiment
In order that those skilled in the art will better understand the technical solution of the present invention, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment
Only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Covering non-exclusive includes to be not necessarily limited to for example, containing the process, method of a series of steps or units, device, product or equipment
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
A kind of photovoltaic module of the present embodiment, the frame 13 including photovoltaic laminate 14, cladding 14 side of photovoltaic laminate
And the photovoltaic module connecting corner yard 1 of the adjacent frame 13 of connection.
Referring to Fig.1-3, the present embodiment is used to connect the photovoltaic module connecting corner yard 1 of adjacent frame 13, including pedestal 2 and
For connecting the interconnecting piece 3 of photovoltaic component frame 13, interconnecting piece 3 is matched with the type chamber of frame 13.
Side plate 4, the top plate being connected on side plate 4 are provided on pedestal 1 and be located at the lower section of pedestal 2 and with top plate phase interworking
The bottom plate 9 of conjunction forms the card slot 8 for accommodating 14 corner of photovoltaic laminate, opens up on bottom plate 9 between side plate 4 and top plate and pedestal 2
There is the groove 10 for accommodating top plate.It, can be by heap above and below multiple photovoltaic modulies by the way that mutually matched top plate and bottom plate 9 is arranged
It folds and prevents from being mutually shifted between it, and the top surface of the top plate of connecting corner yard 1 and frame 13 is located at same level.
As shown in Figure 1-3, top plate includes the first top plate 51 and the second top plate 52, the first top plate 51 and second in the present embodiment
The notch for accommodating bottom plate 9 is formed between top plate 52, i.e., when photovoltaic module stacked on top, the bottom of top connecting corner yard 1
Plate 9 is located below in the notch of connecting corner yard 1, and the top plate of lower section connecting corner yard 1 is located above in the groove 10 of connecting corner yard 1.
Be also provided between first top plate 51 and the second top plate 52 to far from 14 corner direction of photovoltaic laminate extend opening, opening with
Notch is formed through arc-shaped slot, and the height of the present embodiment latus inframedium 4 be less than or equal to photovoltaic laminate 14 thickness so that
Sand and dust and water in photovoltaic laminate 14 etc. can be smoothly flowed out by notch and opening without the blocking by side plate 4.
First top plate 51 and the second top plate 52 side close to each other are the first arcuate flanks 61, the side of bottom plate 9 be with
The second arcuate flanks 62 that first arcuate flanks 61 match.When 1 stacked on top of connecting corner yard, 1 top plate of lower section connecting corner yard
On 1 bottom plate 9 of the first arcuate flanks 61 and top connecting corner yard on the second arcuate flanks 62 be mutually matched contact.Pass through setting
The arcuate flanks matched enable bottom plate 9 and top plate on upper and lower photovoltaic module preferably to cooperate to prevent photovoltaic group up and down
Movement between part.
Arc groove 71 is offered in the present embodiment in the first arcuate flanks 61, is had in the second arcuate flanks 62 and arc
The arc fin 72 that slot 71 matches.When packaging is fixed to multiple photovoltaic modulies, need the light of multiple stacked on top
Volt component first carries out 90 ° of overturning, and one of arc fin 72 on top photovoltaic module bottom plate 9 can be clamped down at this time
In arc groove 71 on square photovoltaic module the first top plate 51 or the second top plate 52, it can prevent mutual between upper and lower photovoltaic module
It shakes, avoids the damaged in collision between photovoltaic module during transportation.
As shown in Figure 1, pedestal 2 is offered close to the side of photovoltaic laminate 14 for accommodating the oblique of conducting wire in the present embodiment
To slot 11.Oblique slot 11 prevents the cable in transport from shaking for placing terminal box cable.
Interconnecting piece 3 is provided with serrated face close to the side of photovoltaic laminate 14, several sawtooth 12 are provided on serrated face,
The end of sawtooth 12 is tilted to the side close to pedestal 2.The setting of serrated face is in order to enable interconnecting piece 3 fills in the type of frame 13
Can be self-locking after chamber, the connection between interconnecting piece 3 and frame 13 is strengthened, so that photovoltaic module is more firm.
A kind of photovoltaic module connecting corner yard of the invention, it is reasonable in design, by be arranged mutually matched top plate and
Bottom plate by multiple photovoltaic module stacked on top and can prevent from being mutually shifted between it；It is mutually communicated by setting with notch
Opening, so that the sand and dust and water etc. in photovoltaic laminate can be flowed out by notch and opening；By the way that the arc matched is arranged
Side, and mutually matched arc fin and arc groove are set in arcuate flanks, so that the bottom plate on photovoltaic module and top up and down
Plate can preferably cooperate to prevent the movement between upper and lower photovoltaic module, avoid between photovoltaic module during transportation
Damaged in collision
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art's energy
The solution contents of the present invention much of that are simultaneously implemented accordingly, and it is not intended to limit the scope of the present invention, all spiritual according to the present invention
Equivalent change or modification made by essence, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of photovoltaic module connecting corner yard, the interconnecting piece including pedestal and for connecting photovoltaic component frame, feature exist
In: side plate, the top plate being connected on the side plate are provided on the pedestal and be located at below the pedestal and with the top
Plate mutually matched bottom plate forms the card slot for accommodating photovoltaic laminate corner between the side plate and top plate and pedestal, described
The groove for accommodating the top plate is offered on bottom plate.
2. a kind of photovoltaic module connecting corner yard according to claim 1, it is characterised in that: the top plate includes the first top plate
With the second top plate, the notch for accommodating the bottom plate is formed between first top plate and the second top plate.
3. a kind of photovoltaic module connecting corner yard according to claim 2, it is characterised in that: first top plate and described
It is also provided between two top plates to the opening extended far from photovoltaic laminate corner direction, the opening is passed through with the notch
It is logical.
4. a kind of photovoltaic module connecting corner yard according to claim 2, it is characterised in that: first top plate and the second top
Plate side close to each other is the first arcuate flanks, and the side of the bottom plate is match with first arcuate flanks second
Arcuate flanks.
5. a kind of photovoltaic module connecting corner yard according to claim 4, it is characterised in that: opened in first arcuate flanks
Equipped with arc groove, there is the arc fin to match with the arc groove in second arcuate flanks.
6. a kind of photovoltaic module connecting corner yard according to claim 1, it is characterised in that: the height of the side plate be less than etc.
In the thickness of the photovoltaic laminate.
7. a kind of photovoltaic module connecting corner yard according to claim 1, it is characterised in that: the pedestal is close to the photovoltaic
The side of laminate offers the oblique slot for accommodating conducting wire.
8. a kind of photovoltaic module connecting corner yard according to claim 1, it is characterised in that: the interconnecting piece is close to the light
The side of volt laminate is provided with serrated face, is provided with several sawtooth on the serrated face, and the end of the sawtooth is to close
The side of the pedestal tilts.
9. a kind of photovoltaic module, including photovoltaic laminate, the frame of the cladding photovoltaic laminate side and the adjacent institute of connection
State the corner brace of frame, it is characterised in that: the corner brace is the photovoltaic module as described in claim 1-8 any one claim
Connecting corner yard, the interconnecting piece of the connecting corner yard are matched with the type chamber of the frame.
10. a kind of photovoltaic module according to claim 9, it is characterised in that: the connecting corner yard connects the adjacent side
The top surface of frame, the top plate of the connecting corner yard and the frame is located at same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810694425.5A CN109004897A (en) | 2018-06-29 | 2018-06-29 | Photovoltaic module connecting corner yard and photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810694425.5A CN109004897A (en) | 2018-06-29 | 2018-06-29 | Photovoltaic module connecting corner yard and photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109004897A true CN109004897A (en) | 2018-12-14 |
Family
ID=64601712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810694425.5A Pending CN109004897A (en) | 2018-06-29 | 2018-06-29 | Photovoltaic module connecting corner yard and photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109004897A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004021286U1 (en) * | 1990-05-21 | 2007-05-24 | Häberlein-Lehr, Ulla | Corner bracket for use when stacking photovoltaic modules has central shelf which supports corner of module, studs on top of bracket fitting into recesses in base of bracket above to hold stack together |
| EP2346089A1 (en) * | 2010-01-13 | 2011-07-20 | SolarWorld Korea Co., Ltd. | Solar panel assembly having alignment means |
| KR20130049060A (en) * | 2011-11-03 | 2013-05-13 | 현대중공업 주식회사 | Corner key structure for solar module |
| CN208257743U (en) * | 2018-06-29 | 2018-12-18 | 韩华新能源（启东）有限公司 | Photovoltaic module connecting corner yard and photovoltaic module |
-
2018
- 2018-06-29 CN CN201810694425.5A patent/CN109004897A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004021286U1 (en) * | 1990-05-21 | 2007-05-24 | Häberlein-Lehr, Ulla | Corner bracket for use when stacking photovoltaic modules has central shelf which supports corner of module, studs on top of bracket fitting into recesses in base of bracket above to hold stack together |
| EP2346089A1 (en) * | 2010-01-13 | 2011-07-20 | SolarWorld Korea Co., Ltd. | Solar panel assembly having alignment means |
| KR20130049060A (en) * | 2011-11-03 | 2013-05-13 | 현대중공업 주식회사 | Corner key structure for solar module |
| CN208257743U (en) * | 2018-06-29 | 2018-12-18 | 韩华新能源（启东）有限公司 | Photovoltaic module connecting corner yard and photovoltaic module |
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