CN201503864U - Surface-mount device type solar battery hermetic package structure - Google Patents
Surface-mount device type solar battery hermetic package structure Download PDFInfo
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- CN201503864U CN201503864U CN 200920098593 CN200920098593U CN201503864U CN 201503864 U CN201503864 U CN 201503864U CN 200920098593 CN200920098593 CN 200920098593 CN 200920098593 U CN200920098593 U CN 200920098593U CN 201503864 U CN201503864 U CN 201503864U
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- solar cell
- package structure
- surface bonding
- type solar
- bonding type
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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 utility model relates to a surface-mount device type solar battery hermetic package structure which comprises a surface-mount device type solar battery, a seal adhesive body and a light-transmitting outer cover layer; at least one connecting electrode is arranged on the side edge of the solar battery, the top end of the connecting electrode is combined with a second type of electrode on the top surface of the solar battery, and a first type of electrode is arranged on the bottom surface of the solar battery; the seal adhesive body is clad on the surface-mount device type solar battery, the coverage range covers to the top surface of the connecting electrode, and the light collection of the solar battery is not hampered; and the light-transmitting outer cover layer is covered on the upper edge of the seal adhesive body. The utility model has the hermetic effect of blocking the aqueous vapor and the dust, has the effect of improving the electric-power output and also has the effect of array or single package application.
Description
Technical field
The utility model relates to a kind of surface bonding type solar cell level Hermetic Package structure.
Background technology
The solar cell module is with the solar cell of array in substrate, utilizes various electric connection modes and give serial or parallel connection to constitute; Wire-bonded type solar cell 10 shown in Figure 1, when array is packaged into module in substrate 60, because of leaving spacing between adjacent battery for wire-bonded, and take a lot of spaces (solar cell array density is low) as shown in Figure 2, so lose many luminous energy, cause the electric energy conversion usefulness of battery modules integral body therefore to descend.
Inferior pressing for another perforation conductivity type solar cell 20 shown in Figure 3, caused the problem that must leave the joint spacing though can improve aforementioned wire-bonded, is improved whole module density, and the high problem of processing procedure complexity and cost is arranged.So,, still have a kind of surface bonding type solar cell 30 as shown in Figure 4 to be come out by creation in order to improve solar cell in the array density of substrate and reduce production costs.
The utility model content
Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defective that prior art exists, and provide a kind of surface bonding type solar cell level Hermetic Package structure, it has the airtight effect of aqueous vapor of blocking and dust, and have the effect that improves energy output, also have array or separately package application all can effect.
For reaching above-mentioned effect, architectural feature of the present utility model comprises:
One surface bonding type solar cell is placed on the side of a solar cell with at least one connection electrode, and the second type electrode engagement of this connection electrode top and this solar cell end face, this solar cell bottom surface then possesses the first type electrode is arranged;
One adhesive body be coated in this surface bonding type solar cell, and the coating scope is contained the end face to this connection electrode, and is not hindered the light harvesting of this solar cell;
One light transmission outer cover layer is covered in the upper limb of this adhesive body.
In addition, the transparent area of this light transmission outer cover layer is the kenel of whole plane, tapered recessed cup, the recessed cup of square or curved surface; The material of this light transmission outer cover layer is printing opacity high molecular polymer (for example epoxy resin, silica gel) or medium light transmissive material (for example quartz or glass); The single or double of the transparent area of this light transmission outer cover layer is through anti-reflex treated; This light transmission outer cover layer further is formed with the coating flange downwards, can be one-body molded and should coat flange by the light transmission outer cover layer, or by plastic cement penetrate and with this light transmission outer cover layer connecting shaping.
Moreover this surface bonding type solar cell further is located at least one insulating barrier the side and the part bottom surface of this solar cell, and is folded between this connection electrode and the solar cell; The material of this insulating barrier is insulating cement material (for example high molecular polymer) or medium insulating material (SiO for example
2, Si
3N
4Or pottery); The first type electrode isoplanar of the root edge portion of this insulating barrier and this solar cell or be covered in the bottom surface of the first type electrode; This solar cell is single crystal silicon solar cell, polycrystalline silicon solar cell, amorphous solar cell, thin film solar cell or compound semiconductor solar cell.
Person in addition, the material tool light transmission of this adhesive body, and can cover the light harvesting zone of this solar cell; Or the material of this adhesive body do not have a light transmission, and can not cover the light harvesting zone of this solar cell.
The beneficial effects of the utility model are, it has the airtight effect of aqueous vapor of blocking and dust, and have the effect that improves energy output, also have array or separately package application all can effect.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of wire-bonded type solar cell.
Fig. 2 is a wire-bonded type solar cell array packaging density schematic diagram.
Fig. 3 is the structural representation of perforation conductivity type solar cell.
Fig. 4 is the structural representation of surface bonding type solar cell.
Fig. 5 is the structural representation of the utility model first embodiment.
Fig. 6 is the structural representation of the utility model second embodiment.
Fig. 7 is the kenel schematic diagram of the utility model light transmission outer cover layer.
Fig. 8 is the coating flange kenel schematic diagram of the utility model light transmission outer cover layer.
Fig. 9 is an array package density schematic diagram of the present utility model.
The number in the figure explanation:
10 wire-bonded type solar cells
20 perforation conductivity type solar cells
30 surface bonding type solar cells
31 connection electrode
32 solar cells
321 first type electrodes
322 second type electrodes
33 insulating barriers
331 end insulation divisions
40a, 40b adhesive body
50 light transmission outer cover layers
51a, 51b coat flange
60 substrates
Embodiment
At first, see also Fig. 4～shown in Figure 6, the utility model comprises:
One surface bonding type solar cell 30, at least one connection electrode 31 is placed on the side of a solar cell 32, and these connection electrode 31 tops engage with the second type electrode 322 of these solar cell 32 end faces, these solar cell 32 bottom surfaces then possess the first type electrode 321 are arranged, further at least one insulating barrier 33 is located at the side and the part bottom surface of this solar cell 32 in addition, and is folded between this connection electrode 31 and the solar cell 32;
One adhesive body 40a or 40b be coated in this surface bonding type solar cell 30, and the coating scope contained to the end face of this connection electrode 31, and do not hindered the light harvesting of this solar cell 32; Wherein, if the material tool light transmission of this adhesive body 40b, then can cover the light harvesting zone of this solar cell 32, but, be the light harvesting zone that can not cover this solar cell 32 if the material of this adhesive body 40a is not had a light transmission;
One light transmission outer cover layer 50 is covered in the upper limb of this adhesive body 40a or 40b; And the transparent area of this light transmission outer cover layer 50 can be the kenel of whole plane, tapered recessed cup, the recessed cup of square or curved surface as shown in Figure 7, and makes the single or double process anti-reflex treated of transparent area; For another shown in Figure 8, this light transmission outer cover layer 50 further is formed with downwards and coats flange 51a, 51b, and this coats flange 51a can be one-body molded by this light transmission outer cover layer 50, this coat that flange 51b is penetrated by plastic cement and with these light transmission outer cover layer 50 connecting shapings.
In addition, this solar cell 32 is single crystal silicon solar cell, polycrystalline silicon solar cell, amorphous solar cell, thin film solar cell or compound semiconductor solar cell, but is not limited thereto; Again, the first type electrode, 321 isoplanars of the end insulation division 331 of this insulating barrier 33 and this solar cell 32 or be covered in the bottom surface of the first type electrode 321; And the material of this insulating barrier 33 is insulating cement material (for example high molecular polymer) or medium insulating material (SiO for example
2, Si
3N
4Or pottery); In addition, the material of this light transmission outer cover layer 50 is epoxy resin, silica gel, quartz or glass.
Based on above-mentioned formation, the utility model is followed technology (SurfaceMount Techno1ogy with the solar cell application surface, SMT) encapsulation, and as shown in Figure 9 array in substrate 60 and serial or parallel connection becomes battery modules, compared to the existing manufacturing technology of utilizing wire-bonded or perforation conductive bond, have following advantage:
1, needn't must leave the big spacing of promise for wire-bonded as the wire-bonded mode,, promote the electric energy conversion usefulness of module integral body so can improve the array density of solar cell easily in substrate;
2, because very maturation of technology is followed on the surface, equipment is cheap and be easy to a large amount of productions, so can reduce production costs;
3, because the sectional area of connection electrode is greater than going between or conductive through hole, so conductivity and thermal conductivity all than the prior art excellence, are the lifting that helps electric energy conversion usefulness.
4, because light transmission outer cover provides burnishing surface or positioning function (for example concave surface), be of value to fixing and positioning of speculum or medium total reflection post.
Moreover this adhesive body 40 is a prerequisite not hinder these solar cell 32 light harvestings, and the expose portion of this solar cell 32 is given airtight coating; Because this adhesive body 40 has the effect of leaded light with light transmission outer cover layer 50, can after through total reflection repeatedly, can enter the light harvesting zone of this solar cell 32 so that shine the light of these connection electrode 31 end faces again; Be with, the utlity model has and block aqueous vapor and dust, improve energy output and array or separately package application all can effect.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so mention application in accordance with the law.
Claims (11)
1. a surface bonding type solar cell level Hermetic Package structure is characterized in that, comprising:
One surface bonding type solar cell is placed on the side of a solar cell with at least one connection electrode, and the second type electrode engagement of this connection electrode top and this solar cell end face, this solar cell bottom surface then possesses the first type electrode is arranged;
One adhesive body be coated in this surface bonding type solar cell, and the coating scope is contained the end face to this connection electrode, and is not hindered the light harvesting of this solar cell;
One light transmission outer cover layer is covered in the upper limb of this adhesive body.
2. surface bonding type solar cell level Hermetic Package structure according to claim 1 is characterized in that: the transparent area of described light transmission outer cover layer is the kenel of whole plane, tapered recessed cup, the recessed cup of square or curved surface.
3. surface bonding type solar cell level Hermetic Package structure according to claim 2 is characterized in that: the material of described light transmission outer cover layer is printing opacity high molecular polymer (for example epoxy resin, silica gel) or medium light transmissive material (for example quartzy, glass).
4. surface bonding type solar cell level Hermetic Package structure according to claim 3 is characterized in that: the single or double of the transparent area of described light transmission outer cover layer is through anti-reflex treated.
5. surface bonding type solar cell level Hermetic Package structure according to claim 4, it is characterized in that: described light transmission outer cover layer further is formed with the coating flange downwards, and it is one-body molded by this light transmission outer cover layer to coat flange, or by plastic cement penetrate and with this light transmission outer cover layer connecting shaping.
6. surface bonding type solar cell level Hermetic Package structure according to claim 2, it is characterized in that: described surface bonding type solar cell further is located at least one insulating barrier the side and the part bottom surface of this solar cell, and is folded between this connection electrode and the solar cell.
7. surface bonding type solar cell level Hermetic Package structure according to claim 6 is characterized in that: the material of described insulating barrier is insulating cement material (for example high molecular polymer) or medium insulating material (SiO for example
2, Si
3N
4Or pottery).
8. surface bonding type solar cell level Hermetic Package structure according to claim 7 is characterized in that: the first type electrode isoplanar of the root edge portion of described insulating barrier and this solar cell or be covered in the bottom surface of the first type electrode.
9. surface bonding type solar cell level Hermetic Package structure according to claim 8 is characterized in that: described solar cell is single crystal silicon solar cell, polycrystalline silicon solar cell, amorphous solar cell, thin film solar cell or compound semiconductor solar cell.
10. according to each described surface bonding type solar cell level Hermetic Package structure in the claim 1 to 9, it is characterized in that: the material tool light transmission of described adhesive body, and can cover the light harvesting zone of this solar cell.
11. according to each described surface bonding type solar cell level Hermetic Package structure in the claim 1 to 9, it is characterized in that: the material of described adhesive body is not had a light transmission, and can not cover the light harvesting zone of this solar cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920098593 CN201503864U (en) | 2009-09-03 | 2009-09-03 | Surface-mount device type solar battery hermetic package structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920098593 CN201503864U (en) | 2009-09-03 | 2009-09-03 | Surface-mount device type solar battery hermetic package structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201503864U true CN201503864U (en) | 2010-06-09 |
Family
ID=42454793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920098593 Expired - Fee Related CN201503864U (en) | 2009-09-03 | 2009-09-03 | Surface-mount device type solar battery hermetic package structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201503864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106575682A (en) * | 2014-07-28 | 2017-04-19 | 原子能和替代能源委员会 | Electrical and/or electronic device comprising at least two electrical and/or electronic components each employing two systems for mechanical protection. |
-
2009
- 2009-09-03 CN CN 200920098593 patent/CN201503864U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106575682A (en) * | 2014-07-28 | 2017-04-19 | 原子能和替代能源委员会 | Electrical and/or electronic device comprising at least two electrical and/or electronic components each employing two systems for mechanical protection. |
| CN106575682B (en) * | 2014-07-28 | 2018-07-10 | 原子能和替代能源委员会 | Include the electrical and/or electronic device of at least one electrical and/or electronic unit system of mechanical protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20120903 |