WO2011001975A1 - 太陽電池モジュール用の端子ボックスおよびこれを用いた太陽電池モジュール - Google Patents
太陽電池モジュール用の端子ボックスおよびこれを用いた太陽電池モジュール Download PDFInfo
- Publication number
- WO2011001975A1 WO2011001975A1 PCT/JP2010/061051 JP2010061051W WO2011001975A1 WO 2011001975 A1 WO2011001975 A1 WO 2011001975A1 JP 2010061051 W JP2010061051 W JP 2010061051W WO 2011001975 A1 WO2011001975 A1 WO 2011001975A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- solar cell
- terminal box
- cell module
- terminal
- groove
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims abstract description 35
- 238000005192 partition Methods 0.000 claims description 40
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 229920005989 resin Polymers 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 13
- 239000000945 filler Substances 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 7
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 239000005038 ethylene vinyl acetate Substances 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000005341 toughened glass Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 229920005668 polycarbonate resin Polymers 0.000 description 2
- 239000004431 polycarbonate resin Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920001955 polyphenylene ether Polymers 0.000 description 2
- 229920006380 polyphenylene oxide Polymers 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- 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
-
- 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
Definitions
- the present invention relates to a terminal box for a solar cell module and a solar cell module using the same.
- Patent Document 1 a terminal box that does not seal with resin (hereinafter referred to as potting-less) has been proposed (for example, Patent Document 1).
- An object of the present invention is to provide a highly reliable terminal box for a solar cell module in which occurrence of a short circuit is reduced and a solar cell module using the terminal box.
- the terminal box of the solar cell module of the present invention is a terminal box for a solar cell module that houses terminals for taking out the output from the solar cell panel to the outside, and the terminal box includes a container and an opening of the container.
- the container covers a first region in which a first terminal connected to the first output conductor of the solar cell panel is disposed, and the second output conductor of the solar cell panel A second region in which a second terminal connected to the second region is disposed, and a partition wall portion provided to partition the first region and the second region, and having a groove on the opening surface of the container
- the lid has a protrusion that is received in the groove.
- the solar cell module of the present invention is a solar cell panel having a terminal box for the solar cell module, a first output conductor and a second output conductor electrically connected to the first terminal of the terminal box. And.
- the first and second terminals in which the first terminal and the second terminal are arranged are accommodated in the groove portion of the partition wall that separates the second region.
- the protrusion of the lid is arranged, a large creepage distance and a spatial distance can be ensured between the first terminal and the second terminal.
- FIG. 1 shows an embodiment of a solar cell module of the present invention, in which (a) is an exploded perspective view showing a stacked configuration of the solar cell module, and (b) is a cross-sectional view of the solar cell module.
- BRIEF DESCRIPTION OF THE DRAWINGS One Embodiment of the terminal box of this invention is shown, (a) is a disassembled perspective view which shows a mode that a cover body is attached to the container which comprises a terminal box, (b) is a perspective view of a terminal box.
- FIGS. 2A and 2B are cross-sectional views taken along line A-A ′ in FIG. 2B, in which FIG.
- FIG. 2A is a diagram for explaining a creeping distance
- FIG. 2B is a diagram for explaining a spatial distance
- FIG. 2A is a cross-sectional view taken along line B-B ′ of FIG. 2B
- FIG. 2B is an enlarged perspective view of a portion C in FIG.
- It is sectional drawing which shows the other embodiment of the terminal box of this invention. It is sectional drawing which shows the other embodiment of the terminal box of this invention. It is sectional drawing which shows the other embodiment of the terminal box of this invention. It is sectional drawing which shows the other embodiment of the terminal box of this invention. It is sectional drawing which shows the other embodiment of the terminal box of this invention.
- It is a perspective view which shows the embodiment of the cover body of the terminal box of this invention.
- It is an exploded view which shows the other embodiment of the terminal box of this invention.
- It is an exploded view which shows the other embodiment of the terminal box of this invention.
- It is a figure which shows the embodiment of the container of the terminal box
- a solar cell module X includes a translucent substrate 1, a light receiving surface side filler 2, a plurality of solar cell element rows (solar cell matrix 3 ′) composed of a plurality of solar cell elements 3, and a non-light receiving surface side filling.
- the solar cell panel 6 formed by sequentially laminating the material 4 and the back surface protective material 5 and the terminal box 11 for taking out the electric power generated by the solar cell element 3 are provided.
- the translucent substrate 1 for example, a substrate made of synthetic resin such as glass or polycarbonate resin is used.
- a substrate made of synthetic resin such as glass or polycarbonate resin
- white plate glass for example, quartz glass
- tempered glass white plate tempered glass
- heat ray reflective glass or the like
- White plate tempered glass having a thickness of about 3 mm to 5 mm is preferable from the viewpoint of durability.
- a thickness of about 5 mm is preferable.
- the light-receiving surface side filler 2 and the non-light-receiving surface side filler 4 are made of, for example, an ethylene-vinyl acetate copolymer (hereinafter, ethylene-vinyl acetate copolymer is abbreviated as EVA), and have a thickness of 0.4 to 1 mm. It is used in a sheet-like form. These are fused and integrated with other members by applying heat and pressure under reduced pressure using a laminating apparatus. In the light receiving surface side filler 2, it is preferable to use transparent EVA.
- EVA ethylene-vinyl acetate copolymer
- transparent EVA may be used for the non-light-receiving surface side filler 4, but in addition to this, EVA is made to contain titanium oxide, a pigment, or the like in accordance with the installation environment around the solar cell module. Etc. may be colored.
- the solar cell element 3 for example, a single crystal silicon or a polycrystalline silicon substrate having a thickness of about 0.3 to 0.4 mm is used. Further, as a form other than such a silicon substrate, a thin film system made of amorphous silicon or the like laminated on a light-transmitting substrate or a compound system form such as CIGS can be selected. A PN junction is formed inside the solar cell element 3, electrodes are provided on the light receiving surface and the non-light receiving back surface, and an antireflection film may be provided on the light receiving surface.
- the size of the solar cell element 3 is, for example, about 100 to 150 mm square in the case of polycrystalline silicon.
- Such a solar cell element 3 is electrically connected in series or in parallel by the connection wiring 7, and comprises a linear solar cell string. Further, the solar cell strings are electrically connected by connection wirings 7 ′ so as to form a matrix when seen in a plan view, thereby constituting a solar cell matrix 3 ′.
- connection wirings 7 and 7 ′ are not particularly limited in shape and material as long as the solar cell elements 3 can be electrically connected to each other.
- the back surface protective material 5 has a function of reducing moisture intrusion into the solar cell panel, for example, the solar cell element 3, the light receiving surface side filler 2 and the non-light receiving surface side filler 4.
- a weather-resistant fluorine-based resin sheet sandwiching an aluminum foil for example, a polyethylene terephthalate (PET) sheet deposited with alumina or silica, or the like is used.
- PET polyethylene terephthalate
- the solar cell panel 6 has output conductors 8 (first output conductor 8a and second output conductor 8b) for taking out the output from the solar cell element 3 (solar cell matrix 3 ') to the outside.
- the output conductor 8 has a function of conducting electricity generated by the solar cell element 3 to the terminal box 1.
- the shape and material of the output conductor 8 are not particularly limited as long as electrical connection can be realized.
- a copper foil having a thickness of about 0.1 mm and a width of about 2 mm to 4 mm, which is solder-coated, is cut into a predetermined length, one end is connected wiring 7 ', and the other end is a terminal box terminal.
- the form of soldering is suitable.
- the output conductor 8 is drawn out toward the terminal box 1 from an opening provided at a predetermined position of the back surface protective material 5.
- Such a solar cell panel 6 is formed by superimposing the translucent substrate 1, the light receiving surface side filler 2, the solar cell matrix 3 ′, the non-light receiving surface side filler 4 and the back surface protective material 5, and is set in a laminator device. They are integrated by applying pressure while heating at a temperature of about 100 to 200 ° C. for about 15 to 60 minutes under a reduced pressure of about 50 to 150 Pa. Then, the solar cell module X is produced by attaching the terminal box 1 to the non-light-receiving surface side of the solar cell panel 6, specifically, the back surface protective material 5.
- One embodiment of the present invention is a terminal box for a solar cell module that houses a terminal for taking out an output from a solar cell panel, and the terminal box covers a container and an opening of the container.
- a container, and the container is connected to a first region where a first terminal connected to the first output conductor of the solar cell panel is disposed, and to a second output conductor of the solar cell panel.
- the lid has a protrusion that is received in the groove.
- the terminal box 11 includes a container 12 having an opening (concave portion) and a lid body 13 that covers the opening.
- the container 12 further has a first terminal 14 a and a second terminal 14 b, and a connector 15.
- the container 12 stores the first terminal 14a and the second terminal 14b.
- the container 12 includes a first region 12a in which the first terminal 14a is disposed, a second region 12b in which the second terminal 14b is disposed, and a space between the first region 12a and the second region 12b.
- a partition wall 16 is provided.
- the partition part 16 is arrange
- the container 12 is made of an insulating material, and is made of, for example, resin or aluminum die-cast whose surface is covered with an insulating material such as rubber. Examples of the resin material include modified polyphenylene ether resin (modified PPE resin), polyphenylene oxide resin (PPO resin), ABS resin, and the like.
- the container 12 is attached to the predetermined position on the non-light-receiving surface side of the solar cell panel 6 using an adhesive or the like on the bottom surface side. What is necessary is just to determine the magnitude
- the arithmetic average surface roughness Ra of the surface property of the inner surface of the container 12 is set to be larger than 5 ⁇ m because condensation is easily dispersed and vaporized on the inner surface of the container 12. It is preferable that the inner surface of the container 12 is subjected to a water repellent treatment such as fluorine coating because conduction between the terminals 14a and 14b due to condensation is easily divided.
- the partition wall 16 and the groove 17 are provided so as to reach the two opposing inner walls of the container 12. Thereby, the partition between the 1st field 12a and the 2nd field 12b can be performed more certainly.
- the first terminal 14a and the second terminal 14b have different polarities. For example, if the first terminal 14a is a positive electrode, the second terminal 14b is a negative electrode. At this time, the first output conductor 8a drawn from the solar cell panel 6 is electrically connected to the first terminal 14a, and the second output conductor 8b is electrically connected to the second terminal 14b. Connected.
- the first terminal 14a and the second terminal 14b are made of copper, phosphor bronze, brass, or the like, have a connection portion to the output conductor 8 and the connector 15, and the first region 12a and the second region of the container 12. 12b, respectively.
- the connector 15 is for connecting the electric power generated by the solar cell panel 6 to an external load.
- the groove 17 of the partition wall portion 16 that separates the first region 12a and the second region 12b in which the first terminal 14a and the second terminal 14a having different polarities are arranged.
- the protrusion part 18 of the cover body 13 is arranged so that it may be accommodated in the inside. Therefore, as shown in FIG. 3A and FIG. 3B, a large creepage distance and a spatial distance between the first terminal 14a and the second terminal can be ensured. That is, in the present embodiment, since the protruding portion 18 is accommodated inside the partition wall portion 16 (specifically, in the groove 7) that partitions the first region 12a and the second region 12b, for example, As shown in FIG.
- the creepage distance includes the peripheral surface of the protrusion 18. Therefore, the creeping distance in the present embodiment is larger than that of a flat lid body in which the protrusions 18 are not formed. Thereby, in the terminal box 11, it becomes easy to ensure the insulation between the first terminal 14a and the second terminal 14b without increasing the size of the terminal box itself or hermetic sealing of the resin, and occurrence of short circuit or tracking. Can be reduced.
- the electrical connection between the first terminal 14a and the second terminal 14b and the first output conductor 8a and the second output conductor 8b is as shown in FIG.
- the screw 19 may be tightened and fixed between the spring 20 and the terminal 4. At that time, as shown in FIG.
- the output conductor tip 8c can be visually recognized through the spring 20, thereby preventing an operation error.
- the curvature of the deflection of the output conductor 8 can be changed without being blocked by the resin. -It can reduce that the thermal stress accompanying heat contraction is added to the output conductor 8 etc., and can reduce that the fracture
- the lid 13 is arranged so as to face the bottom surface of the container 12 and cover the opening of the container 12 as described above.
- a protrusion 18 is formed on the lid 13. The protrusion 18 is disposed so as to be received in the groove 17 of the container 12.
- the container is rectangular when viewed from the opening surface, and the partition wall and the groove are extended to reach each of two opposing inner walls of the container.
- the protruding portion is extended so as to reach each of the two opposing inner side walls.
- the protrusion 18 extends to one end and the other end of the lid 13, the container 12 is rectangular, and is disposed so that the protrusion 18 reaches two opposing inner walls.
- the engaging portion 23 is provided on at least one end side or the other end side of the protrusion 18, and the engaging portion 23 corresponds to the engaging piece 23 on the inner wall of the container 12.
- Forming 23 ′ is preferable in that the container 12 and the lid 13 can be fixed and can be easily detached.
- the lid 13 may be fixed to the container 12 by adhesion, fitting, screws, or the like.
- the lid 13 has an insulating property like the container 12, and generally the same material as that of the container 12 is formed.
- FIG. 5 differs from the terminal box 11 in that the terminal box 21 is provided with a plurality of protrusions 18. According to such a form, since the creepage distance can be further increased, it is easier to secure insulation between the first terminal 14a and the second terminal 14b. Regarding the relationship between the width of the groove 17 and the width of the interval between the plurality of protrusions 18, if the width of the groove 17 is large and the interval between the protrusions 18 is small, the plurality of protrusions 18 are arranged inside the groove 17. Therefore, the creepage distance can be further increased.
- the width of the groove 17 is preferably 2 mm or more so that the protrusion 18 and the partition wall 16 do not come into contact with each other. It is preferable to set it to 2 mm or more in consideration of being connected and not conducting. Regarding the relationship between the width of the groove 17 and the thickness of the protrusion 18, if the groove 17 is wide and the protrusion 18 is thin, a plurality of protrusions 18 can be arranged inside the groove 17. As a result, the creepage distance can be further increased.
- the width of the groove 17 is preferably 2 mm or more in consideration of connection between the partition walls 16 so as not to conduct, and the thickness of the protrusion 18 is unnecessary contact with the partition wall 16. In view of avoiding this, the thickness is preferably 0.2 to 1 mm.
- the tip of the protrusion is in contact with the bottom surface of the groove.
- the terminal box 31 of FIG. 6 is different from the terminal box 11 in that the tip of the protrusion 18 is in contact with the bottom surface of the groove 17.
- the protrusion 18 may be in contact with the bottom surface of the groove 17 at the entire tip ridge line.
- channel 17 is used as a standard, specifically, the depth of the groove
- an elastic member is disposed on the bottom surface of the groove, and the tip of the protrusion is in contact with the elastic member.
- the terminal box 41 of FIG. 7 is different from the terminal box 11 in that the tip of the protrusion 18 is in contact with the elastic member 24 disposed on the bottom surface of the groove 17.
- the elastic member 24 has insulating properties, and is preferably an elastomeric resin, for example, and examples of the elastomeric resin include silicon rubber, urethane resin, and epoxy resin. According to such a form, it can reduce that the protrusion part 18 is damaged by the impact with the bottom face of a recessed part, and can make creepage distance large.
- Such an elastic member 24 can enhance the airtightness between the first region 12a and the second region 12b.
- the terminal box for the solar cell module is joined to the non-light-receiving surface of the solar cell panel. Since the said container is joined with the said solar cell panel by the bottom face side, it can make it easy to collect water on the lid
- FIG. Further, the lid body has a through hole communicating with the outside between the protrusion and the partition wall.
- the terminal box 51 of FIG. 8 is different from the terminal box 11 in that the lid 13 has a through hole 22 communicating with the outside between the partition wall 16 and the protrusion 18. According to such a configuration, water generated in the container 12 due to air condensation or the like can be drained to the outside through the through hole 22, so occurrence of a short circuit due to moisture can be reduced.
- the through hole 22 is formed so as to communicate the inside of the groove 17 of the partition wall portion 16 and the outside in a region partitioned from the first terminal 14a and the second terminal 14b. Even if dust or the like enters from the outside through the through-hole 22, it is possible to suppress the dust or the like from moving to the area where each terminal is provided. As a result, it is possible to reduce the occurrence of tracking phenomenon caused by dust or the like.
- the shape of the through hole 22 is preferably a cone shape having a diameter that decreases from the inside to the outside because condensation is easily discharged from the inside of the terminal box 11 to the outside, and dust from the outside also enters the terminal box 11. It is preferable in that it is difficult to enter.
- the diameter of the through hole 22 is designed in the range of 2 to 10 mm, it is possible to reduce the phenomenon that water stays in the through hole 22 due to surface tension and the water does not flow out smoothly. it can.
- the number of through-holes 22 is small.
- the number of through-holes 22 is large.
- the position of the through hole 22 is provided at a position where the position of the lid 13 is lowest, which is advantageous in that the number of the through holes 22 can be minimized.
- an overhang is provided on at least one of the side wall of the protrusion and the inner wall of the groove, and the protrusion and the groove are in contact with each other via the overhang.
- the protruding portion is provided on the side wall of the protruding portion.
- an overhanging portion may be provided on at least one of the protrusion 18 or the partition wall 16 so that the surface where the protrusion 18 and the partition wall 16 face is partly in contact.
- the overhanging portion is provided on the protruding portion 18, and in FIG. 12, the overhanging portion is provided on the partition wall portion 16.
- FIG. 9 the overhanging portion is provided on the protruding portion 18 and in FIG. 12, the overhanging portion is provided on the partition wall portion 16.
- the protrusion 18 or the partition wall 16 has an overhanging portion so that a part of the surface where the protrusion 18 and the partition wall 16 are opposed to each other.
- the sum of the thickness of the overhanging portion 18a and the thickness of the protruding portion 18 is preferably equal to the width of the groove 17 in terms of ease of attachment / detachment.
- the thickness of the overhanging portion 18a is preferably 1 to 3 mm
- the thickness of the protruding portion 18 is preferably 0.2 to 1 mm
- the width of the groove 17 is preferably 2 mm or more.
- the protruding portion and the partition wall portion are extended so as to reach each of the two opposing inner side walls, and the protruding portion is a central portion in the extending direction of the protruding portion and It is provided in at least one of the central portions in the extending direction of the partition wall.
- the overhanging portion 18 a (16 a) is preferably provided in at least one of the central portion in the extending direction of the protruding portion 18 and the central portion in the extending direction of the partition wall portion 16.
- the projecting portion 18 has a protruding portion 18 a at the center portion, thereby facilitating molding on the container 12 side.
- the overhanging portion 16 a is provided at the center portion of the partition wall portion 16, whereby the lid 13 can be easily formed.
- the overhanging portion extends in the protruding direction of the protruding portion.
- the overhanging portion 18 a extends in the direction in which the protruding portion 18 protrudes (the bottom portion direction of the container 12), so that the lid 13 can be easily inserted into the container 12. . If the length of the overhanging portion 18a, the depth of the groove 17, and the height of the protruding portion 18 are the same, the groove 17 can be isolated at both ends, so that the propagation of condensation in the groove 17 is reduced. Can do.
- a solar cell module terminal box and a solar cell panel having a first output conductor and a second output conductor electrically connected to the first terminal of the terminal box, It is provided.
- the region (first region 12a and second region 12b) where the two terminals (first terminal 14a and second terminal 14b) are formed is separated by the partition 16.
- the partition wall 16 may be further provided and partitioned according to the number thereof.
Landscapes
- Photovoltaic Devices (AREA)
Abstract
Description
1:透光性基板
2:受光面側充填材
3:太陽電池素子
3’: 太陽電池マトリクス
4:非受光面側充填材
5:裏面保護材
6:太陽電池パネル
7、7’:接続配線
8:出力導体
8a:第1の出力導体
8b:第2の出力導体
8c:出力導体の先端
11、21、31、41、51:端子ボックス
12:容器
12a:第1の領域
12b:第2の領域
13:蓋体
14a:第1の端子
14b:第2の端子
15:コネクタ
16:隔壁部
16a:張り出し部
17:溝部
18:突起部
18a:張り出し部
19:ネジ
20:バネ
22:貫通孔
23:係合片
23’:係合部
24:弾性部材
Claims (13)
- 太陽電池パネルからの出力を外部に取り出すための端子を収納する太陽電池モジュール用の端子ボックスであって、
前記端子ボックスは、容器と、該容器の開口部を覆う蓋体とからなり、
前記容器は、
前記太陽電池パネルの第1の出力導体に接続する第1の端子が配置される第1の領域と、
前記太陽電池パネルの第2の出力導体に接続する第2の端子が配置される第2の領域と、
前記第1の領域と前記第2の領域とを仕切るように設けられ、前記容器の開口面上に溝を有する隔壁部とを備えており、
前記蓋体は、前記溝に収容される突起部を有している、太陽電池モジュールの端子ボックス。 - 前記容器は、前記開口面から見たときに矩形状であり、
前記隔壁部および前記溝は、前記容器の対向する2つの内側壁のそれぞれに達するように延設されている、請求項1に記載の太陽電池モジュール用の端子ボックス。 - 前記突起部は、前記対向する2つの内側壁のそれぞれに達するように延設されている、請求項2に記載の太陽電池モジュール用の端子ボックス。
- 前記突起部は、複数設けられている、請求項1~3のいずれかに記載の太陽電池モジュール用の端子ボックス。
- 前記突起部の先端部が、前記溝の底面と接触している、請求項1~4のいずれかに記載の太陽電池モジュール用の端子ボックス。
- 前記溝の底面には弾性部材が配置されており、
前記突起部の先端部が、前記弾性部材と接触している、請求項1~4のいずれかに記載の太陽電池モジュール用の端子ボックス。 - 前記突起部の側壁および前記溝の内側壁の少なくとも一方に、張り出し部が設けられており、
前記突起部と前記溝とが、前記張り出し部を介して接触している、請求項1~6のいずれかに記載の太陽電池モジュール用の端子ボックス。 - 前記張り出し部が、前記突起部の側壁に設けられている、請求項1~7のいずれかに記載の太陽電池モジュール用の端子ボックス。
- 前記突起部および前記隔壁部は、前記対向する2つの内側壁のそれぞれに達するように延設されており、
前記張り出し部は、前記突起部の延設方向における中央部および前記隔壁部の延設方向における中央部の少なくとも一方に設けられている、請求項7に記載の太陽電池モジュール用の端子ボックス。 - 前記張り出し部は前記突起部の突出方向に延在している、請求項1~9のいずれかに記載の太陽電池モジュール用の端子ボックス。
- 太陽電池パネルの非受光面と接合されている、請求項1~10のいずれかに記載の太陽電池モジュール用の端子ボックス。
- 前記蓋体は、前記突起部と前記隔壁部との間に、外部に連通する貫通孔を有している、請求項11に記載の太陽電池モジュール用の端子ボックス。
- 請求項1~12のいずれかに記載の太陽電池モジュール用の端子ボックスと、
該端子ボックスの前記第1の端子と電気的に接続された第1の出力導体および第2の出力導体を有する太陽電池パネルと、を備えた太陽電池モジュール。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/318,301 US9184695B2 (en) | 2009-06-29 | 2010-06-29 | Terminal box for solar cell module, and solar cell module including the same |
CN201080015855.1A CN102388461B (zh) | 2009-06-29 | 2010-06-29 | 太阳能电池模块用的端子箱及使用了该端子箱的太阳能电池模块 |
JP2011520928A JP5295370B2 (ja) | 2009-06-29 | 2010-06-29 | 太陽電池モジュール用の端子ボックスおよびこれを用いた太陽電池モジュール |
EP10794144.5A EP2450962B1 (en) | 2009-06-29 | 2010-06-29 | Terminal box for solar cell modules, and solar cell module using same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009154343 | 2009-06-29 | ||
JP2009-154343 | 2009-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011001975A1 true WO2011001975A1 (ja) | 2011-01-06 |
Family
ID=43411047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/061051 WO2011001975A1 (ja) | 2009-06-29 | 2010-06-29 | 太陽電池モジュール用の端子ボックスおよびこれを用いた太陽電池モジュール |
Country Status (5)
Country | Link |
---|---|
US (1) | US9184695B2 (ja) |
EP (1) | EP2450962B1 (ja) |
JP (1) | JP5295370B2 (ja) |
CN (1) | CN102388461B (ja) |
WO (1) | WO2011001975A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014045181A (ja) * | 2012-07-30 | 2014-03-13 | Kyocera Corp | 中継ユニットおよび太陽光発電装置 |
JP2014113035A (ja) * | 2012-10-30 | 2014-06-19 | Kyocera Corp | 中継ユニットおよび太陽光発電装置 |
EP2752890A4 (en) * | 2011-11-10 | 2015-07-08 | Sanyo Electric Co | SOLAR CELL MODULE |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10249916B2 (en) * | 2015-04-13 | 2019-04-02 | Johnson Controls Technology Company | Connector barrel for a battery module |
WO2020243267A1 (en) * | 2019-05-29 | 2020-12-03 | Solarwindow Technologies, Inc. | Electrical module junction box transfer device (e-jbtd) system having electrical energy internal and external connections |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004214528A (ja) * | 2003-01-08 | 2004-07-29 | Sumitomo Wiring Syst Ltd | 太陽電池モジュール用端子ボックス装置 |
JP2008059931A (ja) * | 2006-08-31 | 2008-03-13 | Angel Kogyo Kk | 太陽電池モジュール用端子ボックスとこれを使用する太陽電池システム |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2985333A (en) * | 1960-02-23 | 1961-05-23 | Akro Mils Inc | Plastic cabinet drawer with removable partitions |
US3472945A (en) * | 1968-01-25 | 1969-10-14 | Midland Ross Corp | Divided outlet box |
US4050770A (en) * | 1976-10-18 | 1977-09-27 | Rigo Larry E | Junction box terminal block |
US4260863A (en) * | 1978-11-06 | 1981-04-07 | Appleton Arthur I | Vented plastic enclosure for arcing devices |
US4270820A (en) * | 1979-03-20 | 1981-06-02 | Mcmullan James P | Electric component cabinet |
US4261465A (en) * | 1979-08-29 | 1981-04-14 | C. R. Daniels, Inc. | Tote box for carrying different length circuit boards |
JP3052843B2 (ja) * | 1996-07-03 | 2000-06-19 | 住友電装株式会社 | 電気接続箱 |
JP3624720B2 (ja) * | 1998-10-29 | 2005-03-02 | 住友電装株式会社 | 太陽電池モジュール用端子ボックス装置 |
JP3600601B2 (ja) | 2002-07-26 | 2004-12-15 | オーナンバ株式会社 | 太陽電池パネル用端子ボックス |
DE102004001011B4 (de) * | 2003-01-08 | 2010-04-15 | Sumitomo Wiring Systems, Ltd., Yokkaichi | Anschlusskastenvorrichtung für ein Solarzellenmodul und ein Verbindungsverfahren für eine Anschlusskastenvorrichtung |
TWI250069B (en) * | 2003-12-02 | 2006-03-01 | Delta Electronics Inc | Assembly structure of case and the assembling method therefor |
JP2005303049A (ja) * | 2004-04-13 | 2005-10-27 | Sumitomo Wiring Syst Ltd | 太陽電池モジュール用端子ボックス |
WO2005117141A1 (ja) * | 2004-05-25 | 2005-12-08 | Kitani Electric Co., Ltd. | 太陽電池モジュール用端子ボックス |
CN101431869B (zh) | 2007-11-08 | 2013-03-13 | 台达电子工业股份有限公司 | 电子装置的壳体接合结构 |
DE102008022050B3 (de) * | 2008-05-03 | 2009-02-26 | Lumberg Connect Gmbh | Anschlussdose für ein Solarmodul |
US8113853B2 (en) * | 2008-08-29 | 2012-02-14 | Heyco, Inc. | Junction box for photovoltaic systems |
-
2010
- 2010-06-29 JP JP2011520928A patent/JP5295370B2/ja not_active Expired - Fee Related
- 2010-06-29 CN CN201080015855.1A patent/CN102388461B/zh not_active Expired - Fee Related
- 2010-06-29 WO PCT/JP2010/061051 patent/WO2011001975A1/ja active Application Filing
- 2010-06-29 EP EP10794144.5A patent/EP2450962B1/en not_active Not-in-force
- 2010-06-29 US US13/318,301 patent/US9184695B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004214528A (ja) * | 2003-01-08 | 2004-07-29 | Sumitomo Wiring Syst Ltd | 太陽電池モジュール用端子ボックス装置 |
JP2008059931A (ja) * | 2006-08-31 | 2008-03-13 | Angel Kogyo Kk | 太陽電池モジュール用端子ボックスとこれを使用する太陽電池システム |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2752890A4 (en) * | 2011-11-10 | 2015-07-08 | Sanyo Electric Co | SOLAR CELL MODULE |
JP2018014542A (ja) * | 2011-11-10 | 2018-01-25 | パナソニックIpマネジメント株式会社 | 太陽電池モジュール |
JP2014045181A (ja) * | 2012-07-30 | 2014-03-13 | Kyocera Corp | 中継ユニットおよび太陽光発電装置 |
JP2014113035A (ja) * | 2012-10-30 | 2014-06-19 | Kyocera Corp | 中継ユニットおよび太陽光発電装置 |
Also Published As
Publication number | Publication date |
---|---|
CN102388461B (zh) | 2014-06-25 |
EP2450962A1 (en) | 2012-05-09 |
EP2450962A4 (en) | 2014-08-27 |
CN102388461A (zh) | 2012-03-21 |
JPWO2011001975A1 (ja) | 2012-12-13 |
US9184695B2 (en) | 2015-11-10 |
JP5295370B2 (ja) | 2013-09-18 |
US20120048338A1 (en) | 2012-03-01 |
EP2450962B1 (en) | 2019-02-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1801889B1 (en) | Thin-film solar cell module and method of manufacturing the same | |
JP2011507282A (ja) | Pvストリングへの縁部アクセス手段を有する太陽電池モジュール、相互接続方法、装置及びシステム | |
US20090050190A1 (en) | Solar cell and solar cell module | |
US9331213B2 (en) | Integrated power connectors for PV modules and their methods of manufacture | |
JP5295370B2 (ja) | 太陽電池モジュール用の端子ボックスおよびこれを用いた太陽電池モジュール | |
WO2011024993A1 (ja) | 太陽電池モジュール | |
WO2014103889A1 (ja) | 太陽電池モジュール | |
CN113260767A (zh) | 室内构造 | |
US20150038005A1 (en) | Junction box and photovoltaic module comprising the same | |
WO2011093213A1 (ja) | 太陽電池モジュール用端子ボックス及び太陽電池モジュール | |
JP5289257B2 (ja) | ターミナルボックスおよび該ターミナルボックスを備える太陽電池モジュール | |
JP2012019023A (ja) | 太陽電池モジュール組品及び太陽電池モジュール組品を搭載した移動体 | |
JPH11340494A (ja) | 太陽電池モジュール | |
JP2015142049A (ja) | 太陽電池モジュール | |
TWI619915B (zh) | Light-collecting solar power generation module, concentrating solar power generation panel and flexible printed wiring board for concentrating solar power generation module | |
JP5601921B2 (ja) | 太陽電池モジュール | |
CN104011995A (zh) | 用于太阳能电池模块装置的柔性框架及使用其的太阳能电池模块装置 | |
JP6272160B2 (ja) | 太陽電池モジュール | |
JP2002289895A (ja) | 太陽電池モジュール | |
JP2002111032A (ja) | 太陽電池モジュール | |
CN220402264U (zh) | 一种钙钛矿电池装置 | |
JP2005101380A (ja) | 太陽電池モジュールおよびその製造方法 | |
CN212161829U (zh) | 防侵蚀光伏组件 | |
US20240213920A1 (en) | Solar cell device and cover member applied thereto | |
CN220526929U (zh) | 一种光伏组件 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080015855.1 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10794144 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2011520928 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010794144 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13318301 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |