CN109119501A - Rimless thin-film solar cells packaging body - Google Patents
Rimless thin-film solar cells packaging body Download PDFInfo
- Publication number
- CN109119501A CN109119501A CN201710491006.7A CN201710491006A CN109119501A CN 109119501 A CN109119501 A CN 109119501A CN 201710491006 A CN201710491006 A CN 201710491006A CN 109119501 A CN109119501 A CN 109119501A
- Authority
- CN
- China
- Prior art keywords
- peripheral surface
- bead layer
- film
- front fender
- solar cells
- 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
Links
- 239000010409 thin film Substances 0.000 title claims abstract description 59
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 46
- 239000011324 bead Substances 0.000 claims abstract description 73
- 230000002093 peripheral effect Effects 0.000 claims abstract description 49
- 239000010408 film Substances 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 238000005538 encapsulation Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 230000008595 infiltration Effects 0.000 abstract description 5
- 238000001764 infiltration Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 15
- 239000011521 glass Substances 0.000 description 14
- 239000003292 glue Substances 0.000 description 10
- 229920001187 thermosetting polymer Polymers 0.000 description 6
- 239000005341 toughened glass Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Abstract
A kind of rimless thin-film solar cells packaging body includes a solar units, a front fender, a back protection board and an encapsulation unit.Solar units include a substrate, one are formed in the circumferential surface of solar energy film on substrate, a top surface, the bottom surface of an opposite top surface and connection a top surface and bottom surface.Front fender is set on solar energy film.Back protection board is set to the bottom surface of solar units.Encapsulation unit include one be set to front fender and carry on the back protection board between and collar solar units bead layer; bead layer has an inner peripheral surface connecting with the circumferential surface of solar units; and one with the reversed outer peripheral surface of inner peripheral surface; the distance of inner peripheral surface to outer peripheral surface is not less than 15mm; so as to strengthen package strength; and external infiltration or moisture is effectively stopped to invade to the solar energy film; and the structural relation between the front fender, the back protection board and the bead layer can also be adjusted, to allow fixing piece to be hidden in after the front fender.
Description
Technical field
The present invention relates to a kind of thin-film solar cells packaging bodies, seal more particularly to a kind of rimless thin-film solar cells
Fill body.
Background technique
Refering to fig. 1, existing thin-film solar cells packaging body is formed on the substrate 11 too comprising a substrate 11, one
The thermosetting property glue material 13, one that positive energy film 12, one is set on the solar energy film 12 is set in the thermosetting property glue material 13
Front fender 14 and the collar solar energy film 12 and the thermosetting property glue material 13 simultaneously connect the front fender 14 and the substrate 11
Bead layer 15.
By the structure of Fig. 1 it is found that the thin-film solar cells packaging body is usually directly to have the solar energy film 12
The substrate 11 as back protection board, it is thin then just through the thermosetting property glue material 13 front fender 14 to be bonding on the solar energy
On film 12, finally reuses the bead layer 15 and seal the solar energy film 12 and the thermosetting property glue material 13.
However, the bead layer 15 of the thin-film solar cells packaging body is set up directly on solar energy film 12
Between the substrate 11 and the front fender 14, the thickness of the bead layer 15 is made to be limited to the solar energy film 12 and the substrate 11
Size, and the thickness of the bead layer 15 can not be effectively increased and change the structure of the bead layer 15, therefore, when being somebody's turn to do such as Fig. 1
Solar cell encapsulation structure is applied when building is located at outdoor, can often be expanded with heat and contract with cold or the factors such as high wind because external,
And mechanically deform is generated, cause infiltration or moisture to invade into the solar energy film 12, and then shorten making for solar battery
Use the service life.
In addition, can be somebody's turn to do because directly using to have when mutually splicing multiple thin-film solar cells packaging bodies
The substrate 11 of solar energy film 12 is insufficient as rear wing and the thickness of the bead layer 15, so that the thin-film solar cells
A connection piece (not shown) has been arranged without extra space to connect other thin-film solar cells encapsulation in the side of packaging body
Body.That is, when to mutually splice existing multiple thin-film solar cells packaging bodies, it can be in the adjacent preceding protection
On plate 14, connects adjacent thin-film solar cells packaging body using multiple fixing piece (not shown) and press to be fixed on and build object
On metope, but splicing is fixed by this method, the fixing piece can be allowed exposed on the front fender 14, and limits the beauty of appearance
Change design.
Summary of the invention
The purpose of the present invention is to provide a kind of rimless thin-film solar cells packaging bodies.
The rimless thin-film solar cells packaging body of the present invention includes a solar units, one layer of front fender, one layer of back
Protection board and an encapsulation unit.
The solar units include a substrate, one are formed in solar energy film on the substrate, a top surface, the opposite top
The circumferential surface of the bottom surface in face and the connection top surface and the bottom surface, the top surface are the surface of the reversed substrate of the solar energy film, should
Bottom surface is the surface of the reversed solar energy film of the substrate.
The front fender is set on the solar energy film.
The back protection board is set to the bottom surface of the solar units.
The encapsulation unit includes one being set between the front fender and the back protection board and the collar solar units
Bead layer, the bead layer have inner peripheral surface connect with the circumferential surface of the solar units and one and the inner peripheral surface reversely
Outer peripheral surface, and the distance of the inner peripheral surface to the outer peripheral surface is not less than 15mm.
The rimless thin-film solar cells packaging body of the present invention, the encapsulation unit further include at least one being set in the bead layer
Reinforcing member.
The rimless thin-film solar cells packaging body of the present invention, further include at least one through the front fender, the bead layer, should
The perforation of reinforcing member and the back protection board.
The rimless thin-film solar cells packaging body of the present invention further includes at least one through the front fender, the bead layer, and
The perforation of the back protection board.
The rimless thin-film solar cells packaging body of the present invention, the bead layer have at least one by the periphery towards the inner peripheral surface
The guide groove of recess.
The rimless thin-film solar cells packaging body of the present invention, the non-bulging front fender of the outer peripheral surface of the bead layer with should
The range that back protection board mutually projects, enables the front fender, the outer peripheral surface of the bead layer and the back protection board define jointly
The one fixed space being arranged for a fixing piece.
The rimless thin-film solar cells packaging body of the present invention, the front fender are located at the orthographic projection range of the back protection board
It is interior, and non-bulging front fender of the outer peripheral surface of the bead layer.
The distance of the rimless thin-film solar cells packaging body of the present invention, the inner peripheral surface to the outer peripheral surface is not less than 20mm, should
Bead layer has at least one wears groove extended by the periphery towards the inner peripheral surface.
The rimless thin-film solar cells packaging body of the present invention, the shortest distance of the inner peripheral surface of the bead layer to the wears groove is not
Less than 15mm.
The beneficial effects of the present invention are: by by solar units setting the front fender and the back protection board it
Between, allow the inner peripheral surface of the bead layer to connect the circumferential surface of the substrate, and the thickness of the bead layer is allowed to be not less than 15mm, so as to
Strengthen package strength, and effectively stop it is external infiltration or moisture invade to the solar energy film, and can also adjust the front fender,
Structural relation between the back protection board and the bead layer, to allow fixing piece to be hidden in after the front fender.
Detailed description of the invention
Fig. 1 is a partial cutaway schematic, illustrates existing thin-film solar cells encapsulating structure；
Fig. 2 is a schematic top plan view, illustrates an embodiment of the rimless thin-film solar cells packaging body of the present invention；
Fig. 3 be one along the straight line III-III of Fig. 2 partial cutaway schematic, aid in illustrating the embodiment；
Fig. 4 is a partial cutaway schematic, illustrates that the embodiment has the aspect of a reinforcing member；
Fig. 5 is a partial cutaway schematic, illustrates another aspect of the embodiment；
Fig. 6 is a schematic top plan view, aids in illustrating the aspect that the embodiment has multiple perforation；
Fig. 7 be one along the straight line VII-VII of Fig. 6 partial cutaway schematic, aid in illustrating the embodiment of Fig. 6；
Fig. 8 is a partial cutaway schematic, illustrates that the perforation of the embodiment runs through the aspect of the reinforcing member；
Fig. 9 is a partial cutaway schematic, illustrates that the reinforcing member of the embodiment is located at the aspect of the perforated side；
Figure 10 is a partial cutaway schematic, illustrates the fixed device of embodiment connection one；
Figure 11 is a partial cutaway schematic, illustrates that the embodiment connects an aspect of the fixation device；
Figure 12 is a partial cutaway schematic, illustrates another aspect of the fixed device of embodiment connection one；And
Figure 13 is a partial cutaway schematic, illustrates the another aspect of the fixed device of embodiment connection one.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and embodiments.
Refering to Fig. 2 and Fig. 3, an embodiment of the rimless thin-film solar cells packaging body of the present invention, suitable for being incorporated into one
As building metope or glass curtain on.Before the rimless thin-film solar cells packaging body is comprising a front fender 2, one and this
The back protection board 3, one spaced apart of protection board 2 is set to the solar units between the front fender 2 and the back protection board 3
4 and one connection the front fender 2 and the back protection board 3 and coat encapsulate the solar units 4 encapsulation unit 5.
Specifically, the front fender 2 and the back protection board 3 are respectively provided with an inner surface adjacent to the solar units 4
21, the outer surface 22,32 and one of 31, the one opposite inner surface 21,31 connects the inner surface 21,31 and the outer surface 22,32
Peripheral surface 23,33.Wherein, which is the glass that can be selected from light-permeable or the tempered glass of light transmission；The back protection board 3
It then can be selected from glass, tempered glass or aluminium backboard, for firm fixation and protect the solar units 4.In this present embodiment,
The front fender 2 is so that selected from glass, which explained for selected from tempered glass.
The solar units 4 include that a substrate 41, one is formed in the solar energy film 42 on the substrate 41, a top surface
43, the circumferential surface 45 of the bottom surface 44 of an opposite top surface 43 and the connection top surface 43 and the bottom surface 44, the top surface 43 are the sun
The surface of the energy reversed substrate 41 of film 42, the bottom surface 44 are the surface of the reversed solar energy film 42 of the substrate 41.Illustrate
, which is exactly that compound semiconductor is generally formed by thin-film solar cells in a manner of thin film manufacture process
The thin-film solar cells such as structure, such as CIS, CIGS, the structure of this thin-film solar cells by those skilled in the art week
Know, and the emphasis of non-present invention, will not be repeated here in this.
The encapsulation unit 5 includes two bonding glue materials 51 and a bead layer 52, is respectively arranged at through the bonding glue material 51
The inner surface 21 of the front fender 2 and the inner surface 31 of the back protection board 3, and respectively by the front fender 2 and the back protection board 3
It is bonding on the solar energy film 42 and on the substrate 41, which is to be set to the front fender 2 and the back protection board 3
Between and the collar solar units 4, and the bead layer 52 has an inner circumferential connecting with the circumferential surface 45 of the solar units 4
The guide groove that face 521, one is recessed with the reversed outer peripheral surface 522 of the inner peripheral surface 521 and one from the outer peripheral surface 522 to the inner peripheral surface 521
523.Preferably, the inner peripheral surface 521 to the outer peripheral surface 522 distance be not less than 15mm, that is, the bead layer 52 width not
Less than 15mm.It is noted that the bonding glue material 51 is selected from such as ethylene/vinyl acetate (ethylene-
Vinyl acetate, EVA) thermosetting property seal glue material (encapsulation adhesives), but not limited to this；The envelope
Boundary layer 52 is then to enter the butyl rubber into the solar units 4 selected from can effectively obstruct outside water gas cut, and by allowing the edge sealing
Layer 52 has the guide groove 523, moreover it is possible to effectively by external rainwater diversion.
It to be remarked additionally, since the rimless thin-film solar cells packaging body of the present invention is suitable for being incorporated into building
On glass curtain, therefore, the integral thickness of rimless thin-film solar cells packaging body will meet the relevant regulations of existing building materials.Tool
It says to body, when a highest wisdom is using simple layer glass as building glass curtain, thickness is at least greater than 10mm, if with multilayer gluing
Glass combination body as building glass curtain when, thickness is then at least greater than 6mm, in this present embodiment, the rimless film
Solar cell package body is the glass combination body for belonging to multilayer gluing, so integral thickness is at least greater than 6mm.Preferably,
The front fender 2 and the back protection board 3 can be selected glass or tempered glass of the thickness between 2.5mm to 3.2mm, and the solar energy
The thickness of unit 4 is between 1.8mm to 2.0mm, and the thickness of the bonding glue material 51 is then between 0.45mm to 0.6mm.In addition, when each
When rimless thin-film solar cells packaging body mutually splices and each solar units 4 is allowed to be serially connected, the width of the bead layer 52 is allowed
It is can bear each solar units 4 to connect the generated voltage greater than 1500V when degree is more than or equal to 15mm.
In this present embodiment, by the front fender 2 and the cover sheet of the back protection board 3 as the solar units 4,
It is packaged in the substrate 41 with the solar energy film 42 between this two cover sheets, improves existing directly there is this too
Disadvantage of the substrate 11 (see Fig. 1) of positive energy film 12 as back protection board intensity deficiency, and carried out the bead layer 52 is arranged
It when encapsulation, allows the bead layer 52 that there is enough thickness, promotes overall package intensity, and external infiltration or moisture is effectively stopped to be invaded
Enter to the solar energy film 42.Further, since the present embodiment is using the front fender 2 and 3 two protection caps of the back protection board
Plate, and the bead layer 52 has enough thickness, it is thus possible to further pass through the design front fender 2, the back protection board 3
And the structural relation between the bead layer 52, to increase package strength and realize rimless thin-film solar cells package module,
Related state sample implementation is described as follows.
Cooperation shows another aspect of the embodiment refering to Fig. 4, Fig. 4, when the rimless thin-film solar cells of the present invention encapsulates
When body is mounted on building, expand with heat and contract with cold or the external factors such as high wind cause the front fender 2 to generate in order to avoid outdoor
Mechanically deform and it is damaged, a reinforcing member 53 can be also further set in the bead layer 52, to enhance the front fender 2 and the back
The bending resistance of protection board 3.There is no particular restriction with aspect for the setting quantity of the reinforcing member 53, can be single a reinforcing member 53
Positioned at the bead layer 52 and the collar solar units 4, multiple reinforcing members 53 can also be set in the bead layer 52, more can be with
It is any geometry, and the material selected by the reinforcing member 53 is it is not also specifically limited, can be soft material or hard
Material, as long as can increase the intensity of the bead layer 52, to allow the front fender 2 and/or the back protection board 3 to be not likely to produce deformation just
It can.
Fig. 5 is further regarded to, can also not have to that the reinforcing member 53 is arranged in the bead layer 52, and by changing the edge sealing
The composition material of layer 52 enhances the mechanical strength of the bead layer 52.For example, which can be by multiple types material
Material is constituted, and encapsulates different materials respectively by (X-direction) in the horizontal direction or vertical direction (Y-direction) to constitute the bead layer
52, this structure can also effectively enhance the intensity of the bead layer 52.
Refering to Fig. 6 and Fig. 7, in general, multiple rimless thin-film solar cells packaging bodies can be installed on building
Solar energy in large area battery module is formed on metope or glass curtain.Since the bead layer 52 of the invention has enough thickness
Degree, therefore, can be respectively formed by four corners in the rimless thin-film solar cells packaging body through the front fender 2,
The perforation 6 of the bead layer 52 and the back protection board 3, in favor of using the mode of bolt to seal each rimless thin-film solar cells
Dress body is more surely fixedly installed on building.
Cooperation is refering to Fig. 8 and Fig. 9, wherein when having the reinforcing member 53 in the bead layer 52, the perforation 6 can be straight
It connects through the reinforcing member 53 (as shown in Figure 8), or not through the reinforcing member 53, and it is described to allow the reinforcing member 53 to be located at
The side (as shown in Figure 9) of perforation 6.
Refering to fig. 10, when otherwise to splice each rimless thin-film solar cells packaging body, without rimless thin to this
When film solar cell packaging body is perforated, the front fender 2 and the back protection board 3 can be expanded outward and be extended or should
Bead layer 52 inside contracts, that is, allow the outer peripheral surface 522 of the bead layer 52 to the front fender 2 and the back protection board 3 this is outer
The distance of envelope surface 23,33 becomes larger, to enable the front fender 2, the outer peripheral surface 522 of the bead layer 52 and the back protection board 3 total
It is same to define an outside fixed space 100.
Therefore, 6 (see Fig. 6) of the perforation are being not provided with, and are carrying out each rimless thin-film solar cells packaging body
When splicing, it is fixed just a fixing piece 71 of the fixation device 7 for the metope (not shown) that one is connected to building to be installed on this
In space 100, then with a fender 8 fixing piece 71 is fixed in the fixed space 100, preferably, the fixation device 7 is also
Supporting element 72 with one between metope and the back protection board 3, the fender 8 may extend to the back protection board 3 and the branch
Between support member 72, for each rimless thin-film solar cells packaging body to be firmly bonded together with the fixation device 7, finally
It is located on the adjacent front fender 2 with covering the fender 8 just like the sealing layer 9 of silica gel again.It follows that solid by this
If the design in space 100, when each rimless thin-film solar cells packaging body can be allowed mutually to be spliced into solar cell module, this is allowed
Fixing piece 71 is hidden in the fixed space 100, to realize rimless thin-film solar cells package module.
Refering to fig. 11, the front fender 2 can also be kept right by adjusting the difference in areas of the front fender 2 and the back protection board 3
The orthographic projection range of the back protection board 3 is located in the back protection board 3, and the outer peripheral surface 522 of the bead layer 52 is non-bulging before this
Protection board 2, that is, allowing the distance of the outer peripheral surface 522 of the bead layer 52 to the peripheral surface 33 of the back protection board 3 to be greater than should
The outer peripheral surface 522 of bead layer 52 to the front fender 2 the peripheral surface 23 distance.At this point, the fixing piece 71 can be allowed to pass through
The mode of sandwiched is clamped in the part that the back protection board 3 protrudes the outer peripheral surface 522, can also reach and hide the fixed realization of device 7 nothing
Frame thin-film solar cells package module.
2 and Figure 13 refering to fig. 1, since the bead layer 52 of the invention has enough thickness, can also be directly in the envelope
Boundary layer 52 forms at least one from the outer peripheral surface 522 to the extension of the inner peripheral surface 521 recess and essence is protected with the front fender 2 and the back
The parallel wears groove 524 of backplate 3.At this point, can pass through this when to splice each rimless thin-film solar cells packaging body each other and wear
Slot 524 and the fixing piece 71 are connected with each other, that is to say, that are shown in Fig.12 the fixing piece 71 being held on the back protection board
While 3, the fixing piece 71 is inserted in the wears groove 524 of the bead layer 52 together, directly can also be fixed this such as Figure 13
Part 71 is fixedly arranged in the wears groove 524.
It is noted that when the bead layer 52 has the wears groove 524, in order to allow each rimless thin-film solar cells to encapsulate
Body is the same to be born each solar units 4 and connects generated voltage, after allowing the bead layer 52 to deduct the width of the wears groove 524
Also it is greater than equal to 15mm, that is, the shortest distance of inner peripheral surface 521 to the wears groove 524 of the bead layer 52 is allowed to be not less than
15mm.Herein it should be particularly noted that, considering to illustrate for the length of the glass mother board of existing volume production is 2100mm, therefore, in
In the present embodiment, the maximum length of each rimless thin-film solar cells packaging body is 680mm, and can be effectively female using the glass
Plate is not less than with being cut into three pieces (namely 680mm × 3=2040mm) in order to allow the bead layer 52 to remain to have
The size of 15mm and there can also be the wears groove 524, therefore, the maximum length of the solar units 4 is not more than 620mm, to allow this
The overall width of bead layer 52 has 30mm, at this point, other than can be in the wears groove that 15mm is arranged in the bead layer 52, moreover it is possible to allow
The shortest distance of the inner peripheral surface 521 of the bead layer 52 to the wears groove 524 is not less than 15mm, preferably, its shortest distance can allow
Not less than 20mm.
In conclusion the rimless thin-film solar cells packaging body of the present invention, is protected using the additional front fender 2 and the back
External protection board of the backplate 3 as the solar units 4 can adjust the thickness of the bead layer 52 when the bead layer 52 is arranged,
It allows the thickness of the bead layer 52 not less than 15mm, external infiltration or moisture can effectively be stopped to invade to the solar energy film 42, and
The outer peripheral surface 522 of the bead layer 52 is allowed to be recessed inwardly to form guide groove 523 with quick diversion rainwater；In addition, again by the envelope
Boundary layer 52 is arranged the wears groove 524 or adjusts the structural relation between the front fender 2, the back protection board 3 and the bead layer 52, with
The fixing piece 71 is allowed to be hidden in after the front fender 2, so the purpose of the present invention can be reached really.
Claims (9)
1. a kind of rimless thin-film solar cells packaging body includes a solar units, one layer of front fender, one layer of back protection
Plate and an encapsulation unit；It is characterized by: the solar units include a substrate, one are formed in solar energy on the substrate
Film, a top surface, the bottom surface of an opposite top surface and one connect the circumferential surface of the top surface and the bottom surface, which is the solar energy
The surface of the reversed substrate of film, the bottom surface are the surface of the reversed solar energy film of the substrate, which is set to this
On solar energy film, which is set to the bottom surface of the solar units, before which is set to this including one
Simultaneously the bead layer of the collar solar units, the bead layer have one and the solar units between protection board and the back protection board
The circumferential surface connection inner peripheral surface and one with the reversed outer peripheral surface of the inner peripheral surface, and the inner peripheral surface to the outer peripheral surface distance not
Less than 15mm.
2. rimless thin-film solar cells packaging body according to claim 1, it is characterised in that: the encapsulation unit further includes
At least one is set to the reinforcing member in the bead layer.
3. rimless thin-film solar cells packaging body according to claim 2, it is characterised in that: the rimless thin film solar
Battery pack further includes at least one perforation for running through the front fender, the bead layer, the reinforcing member and the back protection board.
4. rimless thin-film solar cells packaging body according to claim 1 or 2, it is characterised in that: the rimless film is too
Positive energy battery pack further includes at least one perforation for running through the front fender, the bead layer and the back protection board.
5. rimless thin-film solar cells packaging body according to claim 1, it is characterised in that: the bead layer has at least
One guide groove being recessed by the periphery towards the inner peripheral surface.
6. rimless thin-film solar cells packaging body according to claim 1, it is characterised in that: the periphery of the bead layer
The range that the non-bulging front fender in face and the back protection board mutually project, enables the outer peripheral surface of the front fender, the bead layer,
And the back protection board defines one jointly for the fixed space of fixing piece setting.
7. rimless thin-film solar cells packaging body according to claim 1, it is characterised in that: the front fender is located at should
Within the scope of the orthographic projection for carrying on the back protection board, and non-bulging front fender of the outer peripheral surface of the bead layer.
8. rimless thin-film solar cells packaging body according to claim 1, it is characterised in that: the inner peripheral surface to the periphery
The distance in face is not less than 20mm, which has at least one wears groove extended by the periphery towards the inner peripheral surface.
9. rimless thin-film solar cells packaging body according to claim 8, it is characterised in that: the inner circumferential of the bead layer
The shortest distance of face to the wears groove is not less than 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710491006.7A CN109119501A (en) | 2017-06-23 | 2017-06-23 | Rimless thin-film solar cells packaging body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710491006.7A CN109119501A (en) | 2017-06-23 | 2017-06-23 | Rimless thin-film solar cells packaging body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109119501A true CN109119501A (en) | 2019-01-01 |
Family
ID=64733673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710491006.7A Pending CN109119501A (en) | 2017-06-23 | 2017-06-23 | Rimless thin-film solar cells packaging body |
Country Status (1)
| Country | Link |
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| CN (1) | CN109119501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599882A (en) * | 2020-06-30 | 2020-08-28 | 扬州泽亮太阳能电池科技有限公司 | High-strength thin-film battery |
| US20220238732A1 (en) * | 2019-06-13 | 2022-07-28 | Shin-Etsu Handotai Co., Ltd. | Electronic device and method for producing the same |
Citations (6)
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| US20220238732A1 (en) * | 2019-06-13 | 2022-07-28 | Shin-Etsu Handotai Co., Ltd. | Electronic device and method for producing the same |
| CN111599882A (en) * | 2020-06-30 | 2020-08-28 | 扬州泽亮太阳能电池科技有限公司 | High-strength thin-film battery |
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