CN103165705A - Solar battery module - Google Patents
Solar battery module Download PDFInfo
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- CN103165705A CN103165705A CN2011104050364A CN201110405036A CN103165705A CN 103165705 A CN103165705 A CN 103165705A CN 2011104050364 A CN2011104050364 A CN 2011104050364A CN 201110405036 A CN201110405036 A CN 201110405036A CN 103165705 A CN103165705 A CN 103165705A
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- terminal box
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
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- 241000446313 Lamella Species 0.000 description 1
- 201000000251 Locked-in syndrome Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 239000010408 film Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
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Classifications
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- 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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
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- 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
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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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Abstract
The invention discloses a solar battery module which comprises a battery board, a frame component, a terminal box and a connection line, wherein the frame component is assembled around the periphery of the battery board, the terminal box is composed of two terminal box components which are separated from each other, and the connection line is connected with the battery board, used for outputting electricity generated by the battery board, and stretched to pass through the two terminal box components. The two terminal box components are both assembled inside the frame component, the connection line comprises box inside connection lines and middle connection line, the box inside connection lines are respectively installed inside the terminal box components, the middle connection line is connected between the two box inside connection lines, and the middle connection line is distributed along the edge of the battery board. In the solar battery module, wiring operation between the terminal box and the battery board is simple and easy.
Description
Technical field
The application relates to a kind of solar module, and it has improved terminal box.
Background technology
Solar cell has obtained fast development in recent years, and various solar cells have all been obtained remarkable progress in technology and business two fields.From the structure of the cell piece of solar cell, solar cell can be divided into block solar cell and thin-film solar cells substantially.
Schematically showed a kind of typical bulk (being generally crystalline silicon) solar module in Fig. 1, it mainly comprises cell panel 1, border component 2 and terminal box 3.
Terminal box 3 is arranged on cell panel 1 back side usually, and is for example bonding by silica gel.Be provided with anode and cathode terminals in terminal box 3, two both positive and negative polarity output cables 10 of whole solar module are connecting anode and cathode terminals and are being drawn by terminal box 3.Be provided with connection line between anode and cathode terminals, two lead-out wires of the cell piece array that is made of described cell piece group 6 are connected to the connection line in terminal box 3.In addition, be in series with one or more switching mode diode 12 in mode well known in the art in this connection line, to prevent occurring reverse current in connection line.
On the other hand, typical film solar battery module (not shown) also mainly comprises cell panel, border component and terminal box.This cell panel comprises the thin film solar cell sheet layer, and this battery lamella is by vertical busbar collected current of both sides, and described vertical busbar is connecting the terminal box that is arranged on the cell panel back side by horizontal busbar.
That describes in the above is arranged in terminal box in the prior art at the cell panel back side, during terminal box work, temperature is very high, simultaneously owing to being attached to the heat radiation that affects attachment area on backboard, therefore can cause the temperature rising of solar module part, namely form hot spot in solar module.Because the rising with temperature of the generating efficiency of solar module reduces, therefore this hot spot can affect the whole delivery efficiency of solar module, the useful life of reducing simultaneously solar module.
In order to address this problem, a kind of feasible mode is that terminal box is arranged on the border component of solar module or is integrated in border component, like this, terminal box can not affect the heat radiation of cell panel, and the heat that himself produces also is difficult for being delivered to cell panel.
Yet, when being arranged on terminal box on border component, need to make special transformation so that it is suitable for installing terminal box to the structure of border component.Simultaneously, terminal box being installed can cause the whole smooth outward appearance of border component destroyed.
For the scheme that terminal box is integrated in border component, because the size of border component itself is limited, can cause the operating space in terminal box narrow and small, therefore with the assembly operation inconvenience of border component to cell panel, be difficult to realize that streamline produces automatically.The operations such as the wiring carried out of butted line box in addition,, detection, maintenance are also pretty troublesome.
Therefore, wish solar module, especially its terminal box are improved, to solve the above-mentioned problems in the prior art.
Summary of the invention
The application aims to provide a kind of solar module, and it has improved terminal box, with the useful life of avoiding cell panel hot spot that terminal box causes to affect the delivery efficiency of solar module and reduce assembly; In addition, the processing eases such as the assembling of terminal box, wiring, detection, maintenance carry out.
For this reason, an aspect according to the application provides a kind of solar module, and it comprises: cell panel; Border component, it is around the periphery assembling of cell panel; Terminal box, it is comprised of two terminal box parts that are separated from each other; And connection line, it is connecting described cell panel, be used for exporting the electric energy that described cell panel produces, and described connection line extends past described two terminal box parts; Wherein, described two terminal box parts all are combined in described border component; And described connection line comprises the box intraconnections that is arranged in each terminal box parts, is connected to the intermediate connection between these two box intraconnections, and described intermediate connection is along the edge placement of cell panel.
In the application's the solar module with two parts formula terminal box, preferably, described border component comprises a plurality of frame sections and the angle joint that each frame section is connected at an angle to each other, and described terminal box component combination is in corresponding angle joint and/or frame section.
In the application's the solar module with two parts formula terminal box, preferably, each angle joint is connected with frame section in the mode of pegging graft.
In the application's the solar module with two parts formula terminal box, preferably, combination has the angle joint of terminal box parts and/or frame section to be made by ambroin.
In the application's the solar module with two parts formula terminal box, preferably, each terminal box parts comprises: with corresponding angle joint or frame section shape all-in-one-piece box portion, described box portion comprises the diapire parallel with cell panel and the upright side walls of extending from diapire, and described box portion is opened wide at least in part in the top side relative with diapire and near the vertical side at cell panel edge; Side cover, it is combined on box portion, with the described vertical side of enclosed box body part; And top cover, it is combined on box portion, with the described top side of enclosed box body part.
In the application's the solar module with two parts formula terminal box, preferably, a latch-up structure that has on the box portion of locking it in described side cover and top cover, and another in described side cover and top cover is locked on box portion by described one in described side cover and top cover.
In the application's the solar module with two parts formula terminal box, preferably, described top cover has the latch-up structure on the box portion of locking it in, and described side cover is locked on box portion by described top cover.
In the application's the solar module with two parts formula terminal box, preferably, described latch-up structure is buckle structure, and described box portion is provided with the fit structure that coordinates with described buckle structure and realize locking.
In the application's the solar module with two parts formula terminal box, preferably, be provided with relative vertical slot in the upright side walls of described box portion, two vertical edges of described side cover insert in described vertical slot, thereby side cover is combined on box portion.
In the application's the solar module with two parts formula terminal box, preferably, each terminal box parts also comprises the seal that is arranged between described side cover and top cover and described box portion.
In the application's the solar module with two parts formula terminal box, preferably, described side cover and top cover are made by insulating material respectively.
In the application's the solar module with two parts formula terminal box, preferably, also comprise the busbar that is connected to described cell panel and the lead-in wire between described box intraconnections.
In the application's the solar module with two parts formula terminal box, preferably, each lead-in wire is fixed on corresponding box portion in its approximate mid-section.
In the application's the solar module with two parts formula terminal box, preferably, each lead-in wire comprises the second portion that is enclosed in the first in box portion and is positioned at the box portion outside and extends towards cell panel by described side cover.
In the application's the solar module with two parts formula terminal box, preferably, described intermediate connection is made of the busbar that the edge along cell panel is formed in cell panel
In the application's the solar module with two parts formula terminal box, preferably, be provided with at least one bypass diode in the box intraconnections at least one terminal box parts.
In the application's the solar module with two parts formula terminal box, preferably, also comprise both positive and negative polarity output cable, they are connected in the two ends of described connection line.
The solar module with two parts formula terminal box according to the application, due to two terminal box component combinations of terminal box in border component, and be connected to intermediate connection between these two terminal box parts along the edge placement of cell panel, therefore, assembling between terminal box and cell panel and wiring operation are more simple, this makes the installation process of solar module can be with easy, fast, mode is completed cheaply, is convenient to realize that streamline produces automatically.
In addition, the solar module with two parts formula terminal box according to the application, connection box set is combined in border component, rather than be bonded in the cell panel back side, therefore, terminal box can not cause solar module to produce hot spot, thus the useful life that can therefore not affect the delivery efficiency of solar module and reduce assembly.
In addition, according to the application's the solar module with two parts formula terminal box, connection box set is combined in border component, and this makes whole border component still can keep whole smooth outward appearance.
Another aspect according to the application provides a kind of solar module, and it comprises: cell panel; Border component, it is around the periphery assembling of cell panel; And disassemble the type terminal box, it is combined in described border component.Described terminal box comprises: be combined in the box portion on the part of described border component, described box portion comprises the diapire parallel with cell panel and the upright side walls of extending from diapire, and described box portion is opened wide at least in part in the top side relative with diapire and near the vertical side at cell panel edge; Side cover, it is combined on box portion, with the described vertical side of enclosed box body part; And top cover, it is combined on box portion, with the described top side of enclosed box body part.
In the application's the solar module with Detachable terminal box, preferably, the described part of described box portion and described border component forms one; Perhaps, described box portion separately forms with respect to described border component, and is assembled on the described part of described border component.
In the application's the solar module with Detachable terminal box, preferably, a latch-up structure that has on the box portion of locking it in described side cover and top cover, and another in described side cover and top cover is locked on box portion by described one in described side cover and top cover.
In the application's the solar module with Detachable terminal box, preferably, described top cover has the latch-up structure on the box portion of locking it in, and described side cover is locked on box portion by described top cover.
In the application's the solar module with Detachable terminal box, preferably, described latch-up structure is buckle structure, and described box portion is provided with the fit structure that coordinates with described buckle structure and realize locking.
In the application's the solar module with Detachable terminal box, preferably, be provided with relative vertical slot in the upright side walls of described box portion, two vertical edges of described side cover insert in described vertical slot, thereby side cover is combined on box portion.
The solar module with Detachable terminal box according to the application, open wide due to the top side of the box portion of terminal box with near the vertical side at cell panel edge, and by dismountable top cover and side cover sealing, therefore, assembling between terminal box and cell panel and wiring operation are more simple, this makes the installation process of solar module can be with easy, fast, mode is completed cheaply, is convenient to realize that streamline produces automatically.In addition, during terminal box, can pull down top cover and side cover in maintenance, thereby provide higher convenience for operating personnel.
In addition, the solar module with Detachable terminal box according to the application, equally, connection box set is combined in border component, rather than be bonded in the cell panel back side, therefore, terminal box can not cause solar module to produce hot spot, thus the useful life that can therefore not affect the delivery efficiency of solar module and reduce assembly.
In addition, according to the application's the solar module with Detachable terminal box, connection box set is combined in border component, and this makes whole border component still can keep whole smooth outward appearance.
Description of drawings
The application's preferred implementation is described below with reference to accompanying drawings, in the accompanying drawings:
Fig. 1 is a kind of schematic diagram of the solar module according to prior art.
Fig. 2 is the schematic diagram according to a kind of solar module of the application's preferred implementation, and wherein two parts formula connection box set is combined in border component.
Fig. 3 is the schematic diagram according to the box portion of the Detachable terminal box parts in the angle joint that is combined in border component of the application's preferred implementation.
Fig. 4, the 5th, capable of being combined in the top cover of box portion shown in Figure 3 and the enlarged diagram of side cover.
Fig. 6 is the assembled state schematic diagram that is combined in the Detachable terminal box parts in angle joint according to the application's preferred implementation.
Fig. 7,8 is schematic diagrames of two both directions when combining with the angle joint of terminal box parts and frame section.
Fig. 9 is according to the schematic diagram of the box portion of the terminal box parts of the application's preferred implementation, wherein is fixed wtih lead-in wire on box portion.
Figure 10 is the schematic diagram when being inserted to side cover on box portion shown in Figure 9.
Figure 11 is the schematic diagram when being fixed to top cover on box portion shown in Figure 10.
Embodiment
The application's various preferred implementations are described with reference to the accompanying drawings.
At first it may be noted that the application both had been applicable to block solar cell (as crystal silicon solar energy battery), also was applicable to thin-film solar cells.But for the convenient basic principle of explaining the application, the embodiment that shows in accompanying drawing is mainly crystal silicon solar energy battery.The various features relevant to crystal silicon solar energy battery in the application are equally applicable to other block solar cell or thin-film solar cells but obviously.
As shown in Figure 2, according to the application's a preferred implementation, a kind of solar module (as the crystal silicon solar energy battery module) mainly comprises cell panel 1, border component 2 and terminal box.
Solar module also comprises connection line (as describing in detail hereinafter), and it is connecting two outputs of the solar cell chip arrays in cell panel, is used for exporting the electric energy that described cell panel produces.
Being connected between angle joint 16 and frame section 14 can be plug-in type.For this reason, angle joint 16 can arrange with the frame section 14 that is connected the Plug Division that cooperatively interacts.
Each frame section 14 can be made by suitable metal or plastics.For example frame section can be made of extrusion profile, can reduce like this manufacturing cost of frame section.
Each angle joint 16 also can be made by suitable metal or plastics.
Consider insulating properties, frame section and the angle joint made by ambroin are preferred.
An importance according to the application, the solar module terminal box is comprised of two the terminal box parts 18,20 that are separated from each other, these two terminal box component combinations are in border component, corresponding to two outputs of the solar cell chip arrays in cell panel.
As example, in example shown in Figure 2, each terminal box parts is combined in respectively in a corresponding angle joint 16 of border component 2.
Yet the application is not limited to this.According to the application's basic conception, also can be with one of them terminal box component combination in an angle joint 16, with another terminal box component combination with frame section 14 that this angle joint 16 is connected in.Perhaps, can also be with two terminal box parts groups in same frame section 14.
For the cost of wiring and the consideration on convenience, two terminal box parts preferably arrange along the same side of cell panel, for example two outputs of solar cell chip arrays in cell panel shown in Figure 2 jointly facing to a side arrange.Yet the application does not get rid of the situation that two terminal box parts are arranged along the not homonymy of cell panel.For example, when having odd number cell piece group 6 in cell panel, two outputs of solar cell chip arrays roughly arris-wise distribute.In the case, two terminal box parts also roughly arris-wise be arranged in the both sides of cell panel.
Described connection line process described two terminal box parts 18,20, and comprise: be separately positioned on the box intraconnections 22,24 in these two terminal box parts 18,20, and be connected to the intermediate connection 26 between these two box intraconnections 22,24.
Each box intraconnections can comprise interior side terminal, outer side terminal and be connected to electric conductor between inside and outside side terminal.The two ends of intermediate connection 26 are connecting respectively box intraconnections 22,24 interior side terminal.Box intraconnections 22,24 outer side terminal can connect both positive and negative polarity output cable 10.Described both positive and negative polarity output cable 10 can pass the corresponding site (for example passing angle joint 16 shown in Fig. 2) of border component and draw from border component, for example, draws from the opposite end on a limit of border component.
Mode with series connection in described connection line is provided with at least one bypass diode, to prevent that opening circuit from appearring in solar module or the situation of inverse current impulse.In at least one in two terminal box parts 18,20 of described bypass diode preferred arrangements.For example, in example shown in Figure 2, arranging two bypass diodes in the terminal box parts 18 in left side, namely the first and second bypass diodes 28,30, arranging a bypass diode, i.e. the 3rd bypass diode 32 in the terminal box parts 20 on right side.
The busbar that is connected with the first side of first cell piece group from left to right (near a side of terminal box) end is connected to box intraconnections 22 in the left side of the first bypass diode 28.
The busbar that is connected with the first side end of second, third cell piece group from left to right is connected to box intraconnections 22 on the right side of the first bypass diode 28 (namely between the first and second bypass diodes 28,30).
The busbar that is connected with the first side end of the 4th, the 5th cell piece group from left to right is connected to box intraconnections 22 on the right side of the first bypass diode 28, and/or is connected to box intraconnections 24 in the left side of the 3rd bypass diode 32.It may be noted that the busbar that is connected with the first side end of the 4th, the 5th cell piece group from left to right can be connected to box intraconnections 22 and/or box intraconnections 24 by corresponding lead-in wire, or be connected to box intraconnections 22 and/or box intraconnections 24 by intermediate connection 26.
The busbar that is connected with the first side end of the 6th cell piece group from left to right is connected to box intraconnections 24 on the right side of the 3rd bypass diode 32.
Described intermediate connection 26 is along the edge placement of cell panel.Preferably, described intermediate connection 26 also is configured to the form of the busbar in cell panel.
Be positioned at each busbar of cell panel the first side and described intermediate connection 26 and preferably be connected to box intraconnections 22,24 by corresponding additional lead 80 (referring to Fig. 9, and as described later).
According to execution mode shown in Figure 2, terminal box is comprised of two terminal box parts that are separated from each other, and is connected to intermediate connection between these two terminal box parts along the edge placement (preferably being made of the busbar that is formed in cell panel) of cell panel.Therefore, do not need to arrange the independent line that is positioned at the cell panel outside between two terminal box parts, this makes the wiring operation between terminal box and cell panel be simplified, and will be more easy to the assembling on cell panel with the border component of terminal box.
According to another importance of the application, solar module can have the type of the disassembling terminal box parts that are combined in border component.This type terminal box parts of disassembling can be configured to the front with reference to described two the terminal box parts 18 that are separated from each other of Fig. 2,20 one or both of, perhaps, this type terminal box parts of disassembling also can consist of the single type of the disassembling terminal box that is combined in (in angle joint or frame section) in border component.
Terminology used here " is disassembled type " and is referred to that terminal box (terminal box parts) has dismountable part.
Below with reference to the disassemble type terminal box parts of Fig. 3 description according to a kind of preferred implementation of the application, this disassembles type terminal box component combination in an angle joint of the border component of solar module.Be appreciated that in its frame section that also can be combined in border component.
As shown in Figure 3, this is disassembled type terminal box parts and has the box portion 40 that is arranged in angle joint (or frame section), and described box portion can form one with this angle joint, for example makes by injection-moulding plastic.
Perhaps, described box portion can be made separately with respect to this angle joint, and then is assembled in this angle joint.In this case, described box portion can utilize the material different from this angle joint to make.
In example shown in Figure 3, described box portion 40 comprises diapire 42 and the upright side walls 44 of extending from diapire.Under the assembled state of solar energy module, described diapire 42 is parallel with cell panel.Described box portion is opened wide at least in part in the top side relative with diapire and near the vertical side at cell panel edge.In example shown in Figure 3, described top side is fully unlimited, and described vertical side is partly opened wide.
In addition, in example shown in Figure 3, upright side walls 44 comprises a sidewall parallel with adjacent cell panel edges cardinal principle and two sidewalls (end wall) vertical with adjacent cell panel edges cardinal principle.Yet the shape of upright side walls 44 is not limited to this.For example, the upright side walls of substantially elliptical or other shape is also feasible.
Limit accommodation space in described box portion 40, the circuit board 46 that is carrying box intraconnections (for example aforementioned box intraconnections 22 or 24) is arranged in described accommodation space, and preferably supported by described diapire 42, so that the front of circuit board 46 (arranging the side of switching mode diode) is towards the unlimited top side of described box portion.
In order to seal the top side of opening wide and the vertical side of disassembling type terminal box parts shown in Figure 3, top cover 60 shown in Figure 4 and side cover 70 shown in Figure 5 are provided.
As shown in Figure 3, the upright side walls 44 of described box portion 40 is provided with two vertical slots 48 respect to one another at described unlimited vertical side place, and vertical edge 72, two of the left and right of described side cover 70 inserts in described vertical slots 48.
The main body of side cover 70 on the surface of accommodation space, be formed with the vertical stop configurations 74 in two of left and right of stretching out in described accommodation space, also be formed with top edge along the main body of side cover 70 towards the outstanding locating piece 76 of described accommodation space.The position of the lower limb of locating piece 76 is higher than the position of the top edge of stop configurations 74, and the difference in height between the top edge of the lower limb of locating piece 76 and stop configurations 74 is substantially equal to the thickness of the inward flange of top cover 60.
When the assembled pack part, vertical edge, the left and right of side cover 70 72 inserts in vertical slots 48, and the lower limb of side cover 70 is resisted against on the part of diapire 42, and top cover 60 presses against from the top on the top edge of stop configurations 74 of side cover 70.Like this, side cover 70 is fastened on box portion 40 by top cover 60.
After being combined in side cover 70 on box portion 40, described top cover 60 covers on the unlimited top side of described box portion 40 and is locked in this.For this reason, the inward flange of top cover 60 is inserted between the top edge of the lower limb of locating piece 76 and stop configurations 74.In addition, other edge of described top cover 60 is provided with latch-up structure.For example, the edges at two ends of described top cover 60 and outward flange are provided with snap-type latch-up structure 62,62 ', and described box portion 40 is provided with grooved or the open-type fit structure 50,50 ' that coordinates with described snap-type latch-up structure 62,62 ' and realize locking.Certainly, other structure or element that is used for cap lock is fixed on box portion also can adopt, for example utilize simple trip bolt just cap lock fix on box portion.
Shown this assembled state of disassembling type terminal box parts in Fig. 6.
As an alternative, under top cover 60 was locked in state on box portion 40, top cover 60 can also cover or be connected to the top edge of side cover 70, but not pushes against the stop configurations 74 on side cover 70, thus side cover 70 is locked on box portion 40.
Be appreciated that also latch-up structure can be set on side cover, and do not have latch-up structure on top cover, by side cover, cap lock is fixed on box portion.Perhaps, top cover and side cover are equipped with latch-up structure separately, so that they are locked on box portion respectively.
Described side cover and top cover both between, both and between described box portion seal can be set respectively, enter in accommodation space in box portion to prevent external substance, especially moisture.
As a preferred implementation, under the assembled state of box portion, the lower limb of stop configurations 74 pushes against the upper surface (front) of the circuit board 46 in described accommodation space, thereby in simple mode, circuit board 46 is fixed in described accommodation space.Certainly, also can adopt alternate manner that circuit board 46 is fixed in described accommodation space.
As previously mentioned, the front can be made of the application's this type terminal box parts of disassembling with reference to described two the terminal box parts 18 that are separated from each other of Fig. 2,20.Fig. 7,8 has shown the part according to the border component of the solar module of the application's preferred implementation from the both sides, up and down, comprising frame section 14 be assembled in the angle joint 16 at this frame section two ends, in each angle joint, combination has corresponding terminal box parts 18 or 20, and these two terminal box parts 18,20 are combined into the terminal box of solar module.
Also clearly show that the cell panel slot 25 on the dorsal part that is formed on border component each several part (angle joint and frame section) in Fig. 8, be used for the edge of cell panel is inserted wherein.
Shown the details according to the box portion 40 that is combined in the type of the disassembling terminal box parts in border component of the application's a preferred implementation in Fig. 9.In example shown in Figure 9, this disassembles type terminal box component combination in an angle joint.Certainly, this is disassembled type terminal box parts and also can be combined in other position of border component.
Can see, the vertical side at the close cell panel edge of described box portion 40 is formed with from the upwardly extending partial sidewalls 52 of diapire 42, the height of this partial sidewalls 52 is less than the height of upright side walls 44, so that being parts, the vertical side at the close cell panel edge of described box portion 40 opens wide (be opened upper end, the bottom is blocked by partial sidewalls 52).Preferably, the top edge of this partial sidewalls 52 is roughly concordant with the front (upper surface) of circuit board in being placed in described accommodation space.
Be used for the additional lead 80 that the busbar on cell panel and described intermediate connection are connected with the box intraconnections of terminal box parts is fixed on this partial sidewalls 52.Each additional lead 80 can adopt the form of the bus shown in figure, has towards the lateral part 82 that assembled cell panel is extended and upwardly extending vertical part 84 from the lateral part bending and roughly.
As shown in figure 10, after being inserted into side cover 70 on box portion 40, in the accommodation space of vertical partial occlusion in box portion 40 of side cover 70 with additional lead, in order to be connected with the box intraconnections in accommodation space, and lateral part 82 is stayed outside accommodation space and still towards the direction of assembled cell panel is extended, in order to be connected to busbar and described intermediate connection on cell panel.
Situation after being fixed to top cover 60 on box portion 40 has been shown in Figure 11.In this state, the vertical part of additional lead is completely enclosed within accommodation space in box portion 40.The inner of corresponding output cable 10 is connected to the box intraconnections in accommodation space, and the outer end of output cable 10 is exposed to outside angle joint, and the major part of the conductor part of output cable 10 is extended in angle joint.The outer end of output cable 10 is preferably with the splicing type connector.
In this state, cell panel 1 can be assembled on border component, for example be inserted in the cell panel slot 25 that forms on border component.Then, the lateral part 82 of additional lead is coupled (e.g., welded) on busbar and described intermediate connection on cell panel.
In the situation that type terminal box (terminal box parts) is disassembled in employing, the top side of the box portion of terminal box and opening wide near the vertical side at cell panel edge, and by dismountable top cover and side cover sealing.Therefore, can provide more spacious operating space for operating personnel, assemble and overhaul with the circuit in the box portion that facilitates the butted line box.
Simultaneously, only need one of described top cover and side cover are locked on box portion, just top cover and side cover both can be assembled on box portion.Therefore, the assembling between terminal box and cell panel is more simple, and this makes the installation process of solar module can be with easy, fast, mode is completed cheaply, is convenient to realize that streamline produces automatically.
In addition, the concept that is combined in two parts formula terminal box concept of border component and is combined in the Detachable terminal box of border component according to the application can be used in combination or use separately.No matter be which kind of mode, terminal box is all to be combined in border component, rather than is bonded in the cell panel back side, therefore, terminal box can not cause solar module to produce hot spot, thus the useful life that can therefore not affect the delivery efficiency of solar module and reduce assembly.In addition, because connection box set is combined in border component, this makes whole border component still can keep whole smooth outward appearance.
Claims (23)
1. solar module comprises:
Cell panel;
Border component, it is around the periphery assembling of cell panel;
Terminal box, it is comprised of two terminal box parts that are separated from each other; And
Connection line, it is connecting described cell panel, be used for exporting the electric energy that described cell panel produces, and described connection line extends past described two terminal box parts;
Wherein, described two terminal box parts all are combined in described border component; And
Described connection line comprises the box intraconnections that is arranged in each terminal box parts, is connected to the intermediate connection between these two box intraconnections, and described intermediate connection is along the edge placement of cell panel.
2. solar module as claimed in claim 1, wherein, described border component comprises a plurality of frame sections and the angle joint that each frame section is connected at an angle to each other, described terminal box component combination is in corresponding angle joint and/or frame section.
3. solar module as claimed in claim 2, wherein, each angle joint is connected with frame section in the mode of pegging graft.
4. solar module as claimed in claim 2 or claim 3, wherein, combination has the angle joint of terminal box parts and/or frame section to be made by ambroin.
5. solar module as described in any one in claim 2 to 4, wherein, each terminal box parts comprises:
With corresponding angle joint or frame section shape all-in-one-piece box portion, described box portion comprises the diapire parallel with cell panel and the upright side walls of extending from diapire, and described box portion is opened wide at least in part in the top side relative with diapire and near the vertical side at cell panel edge;
Side cover, it is combined on box portion, with the described vertical side of enclosed box body part; And
Top cover, it is combined on box portion, with the described top side of enclosed box body part.
6. solar module as claimed in claim 5, wherein, a latch-up structure that has on the box portion of locking it in described side cover and top cover, and another in described side cover and top cover is locked on box portion by described one in described side cover and top cover.
7. solar module as claimed in claim 6, wherein, described top cover has the latch-up structure on the box portion of locking it in, and described side cover is locked on box portion by described top cover.
8. solar module as claimed in claim 7, wherein, described latch-up structure is buckle structure, described box portion is provided with and coordinates with described buckle structure and realize the fit structure of locking.
9. solar module as claimed in claim 7 or 8, wherein, be provided with relative vertical slot in the upright side walls of described box portion, and two vertical edges of described side cover insert in described vertical slots, thereby side cover is combined on box portion.
10. solar module as described in any one in claim 5 to 9, wherein, each terminal box parts also comprises the seal that is arranged between described side cover and top cover and described box portion.
11. solar module as described in any one in claim 5 to 10, wherein, described side cover and top cover are made by insulating material respectively.
12. solar module as described in any one in claim 5 to 11 also comprises the busbar that is connected to described cell panel and the lead-in wire between described box intraconnections.
13. solar module as claimed in claim 12, wherein, each lead-in wire is fixed on corresponding box portion in its approximate mid-section.
14. solar module as claimed in claim 13, wherein, each lead-in wire comprises the second portion that is enclosed in the first in box portion and is positioned at the box portion outside and extends towards cell panel by described side cover.
15. solar module as described in any one in claim 1 to 14, wherein, described intermediate connection is made of the busbar that the edge along cell panel is formed in cell panel.
16. solar module as described in any one in claim 1 to 15 wherein, is provided with at least one bypass diode in the box intraconnections at least one terminal box parts.
17. solar module as described in any one in claim 1 to 16 also comprises both positive and negative polarity output cable, they are connected in the two ends of described connection line.
18. a solar module comprises:
Cell panel;
Border component, it is around the periphery assembling of cell panel; And
Disassemble the type terminal box, it is combined in described border component, and comprises:
Be combined in the box portion on the part of described border component, described box portion comprises the diapire parallel with cell panel and the upright side walls of extending from diapire, and described box portion is opened wide at least in part in the top side relative with diapire and near the vertical side at cell panel edge;
Side cover, it is combined on box portion, with the described vertical side of enclosed box body part; And
Top cover, it is combined on box portion, with the described top side of enclosed box body part.
19. solar module as claimed in claim 18, wherein, the described part of described box portion and described border component forms one; Perhaps, described box portion separately forms with respect to described border component, and is assembled on the described part of described border component.
20. solar module as described in claim 18 or 19, wherein, a latch-up structure that has on the box portion of locking it in described side cover and top cover, and another in described side cover and top cover is locked on box portion by described one in described side cover and top cover.
21. solar module as claimed in claim 20, wherein, described top cover has the latch-up structure on the box portion of locking it in, and described side cover is locked on box portion by described top cover.
22. solar module as claimed in claim 21, wherein, described latch-up structure is buckle structure, and described box portion is provided with the fit structure that coordinates with described buckle structure and realize locking.
23. solar module as described in claim 21 or 22 wherein, is provided with relative vertical slot in the upright side walls of described box portion, two vertical edges of described side cover insert in described vertical slot, thereby side cover is combined on box portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110405036.4A CN103165705B (en) | 2011-12-08 | 2011-12-08 | Solar module |
| PCT/US2012/068359 WO2013086265A1 (en) | 2011-12-08 | 2012-12-07 | Solar cell module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110405036.4A CN103165705B (en) | 2011-12-08 | 2011-12-08 | Solar module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103165705A true CN103165705A (en) | 2013-06-19 |
| CN103165705B CN103165705B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110405036.4A Active CN103165705B (en) | 2011-12-08 | 2011-12-08 | Solar module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103165705B (en) |
| WO (1) | WO2013086265A1 (en) |
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| WO2015096489A1 (en) * | 2013-12-27 | 2015-07-02 | 深圳市比亚迪汽车研发有限公司 | Dual-glass photovoltaic module |
| CN105305955A (en) * | 2015-11-09 | 2016-02-03 | 张家港其辰光伏科技有限公司 | Solar cell module and solar power generation system |
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| CN104752538A (en) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | Photovoltaic cell assembly with two glass layers |
| WO2015098203A1 (en) * | 2013-12-27 | 2015-07-02 | パナソニックＩｐマネジメント株式会社 | Solar cell module |
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| FR3101212A1 (en) * | 2019-09-20 | 2021-03-26 | Vertsun Sas | Solar panel |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103165705B (en) | 2015-11-25 |
| WO2013086265A1 (en) | 2013-06-13 |
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