CN106160655B - Photovoltaic component terminal box - Google Patents
Photovoltaic component terminal box Download PDFInfo
- Publication number
- CN106160655B CN106160655B CN201610740315.9A CN201610740315A CN106160655B CN 106160655 B CN106160655 B CN 106160655B CN 201610740315 A CN201610740315 A CN 201610740315A CN 106160655 B CN106160655 B CN 106160655B
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- framework
- bonding pad
- terminal box
- wire connecting
- 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.)
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Links
- 238000002955 isolation Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- UIPVMGDJUWUZEI-UHFFFAOYSA-N copper;selanylideneindium Chemical compound [Cu].[In]=[Se] UIPVMGDJUWUZEI-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000013083 solar photovoltaic technology Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- 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
Abstract
The present invention proposes a kind of photovoltaic component terminal box, including framework, the bottom plate for being removably attachable to framework, lug plate, bypass diode and cable connector.Lug plate is set on bottom plate and in the accommodating space that bottom plate and framework are formed, lug plate includes all unequal multiple wire connecting portions of area, it is respectively provided with busbar bonding pad and bypass diode bonding pad in each wire connecting portion, cable connecting part is also respectively provided in two wire connecting portions in multiple wire connecting portions.Bypass diode is set in accommodating space and is connected across between multiple wire connecting portions.One end of cable connector is connected to cable connecting part, and the other end is provided with the first out splice going splice.The present invention can make photovoltaic component terminal box perfect heat-dissipating, and make the installation of terminal box and photovoltaic module more convenient and efficient.
Description
Technical field
It is the present invention relates to solar-photovoltaic technology field, more particularly to a kind of to be easily installed and the photovoltaic of excellent radiation performance
Assembly junction box.
Background technology
With Global climate change and increasingly serious, the green regenerative energy sources industry last decade of problem of environmental pollution
To be developed rapidly.Solar energy is a kind of renewable resource, the solar cell skill to be generated electricity using photovoltaic effect
Art receives common people's concern.Solar cell is the material by that can generate photovoltaic effect, such as silicon, GaAs, indium selenium copper material system
At can luminous energy be converted to electric energy.Currently, photovoltaic module made of being combined by multi-disc solar cell is widely used for building
If various photovoltaic generating systems, or for building up energy saving and environment friendly building as constructure screen wall.
In actual use, it needs to draw using the electric energy that photovoltaic component terminal box generates photovoltaic module and be born with external
Carry connection.Therefore, photovoltaic component terminal box is the critical component that photovoltaic module builds various electricity generation systems.It is general in terminal box
Diode is used, first can play the role of bypass, protect solar components normal power generation, will not be because of a certain piece of solar panel
It damages and influences entire electricity generation system；Second can play the role of making electric current fair current, will not be hit because of the adverse current of accumulator
Solar panel is worn, but diode is a heating device, in order to ensure the service life of terminal box, it is necessary to resolve junction box
Heat dissipation problem；In addition, with the more fierceness of market competition, product not only to focus on the quality of terminal box itself and cost is asked
Topic, it is also necessary to consider cost problem when its use, Ji Yaoshi components factory is more convenient when installing terminal box, saves technique behaviour
The time of work so improves the production efficiency of component factory.
Invention content
Based on above-mentioned technical problem, it is easily installed and excellent radiation performance it is an object of the present invention to how provide one kind
Photovoltaic component terminal box.
To achieve the purpose that aforementioned present invention, the present invention provides a kind of photovoltaic component terminal box, which includes one
Body formed framework, integrally formed bottom plate, lug plate, bypass diode and cable connector.The bottom plate is removably
It is connected to the framework, the bottom plate and the framework form accommodating space.The lug plate is set on the bottom plate and position
In in the accommodating space, the lug plate includes all unequal multiple wire connecting portions of area, is respectively provided in each wire connecting portion
Solar cell busbar bonding pad and bypass diode bonding pad are also distinguished in two wire connecting portions in the multiple wire connecting portion
It is provided with the first cable connecting part and the second cable connecting part.The bypass diode is set in accommodating space and is connected across institute
Between stating multiple wire connecting portions, the positive and negative anodes pin of the bypass diode is correspondingly arranged in adjacent bypass diode bonding pad.
The cable connector includes the first connector and the second connector, and one end of the first connector is connected to first cable and connects
The other end of socket part, the first connector is provided with the first out splice going splice, and one end of the second connector is connected to second cable
The other end of interconnecting piece, the second connector is provided with the second out splice going splice.
In one embodiment, the bottom plate is described towards being provided with multiple electrical isolation columns on the surface in the framework
The isolation fluting corresponding to the electrical isolation column is provided on lug plate between adjacent solar cell busbar bonding pad,
There is multigroup busbar corresponding to solar cell busbar bonding pad to pass through portion for first side of the bottom plate, described
Multiple electrical isolation columns are respectively arranged at adjacent busbar across portion.
Further, it includes two through-holes that every group of busbar, which passes through portion, solar cell busbar bonding pad it is interior
Side is equipped with the opening positioned for solar cell busbar, and a correspondence in described two through-holes is overlapped in the opening, institute
State in two through-holes another correspond to solar cell busbar bonding pad outside.
Or further, the second side of the bottom plate has two to house the fluting of cable connector end, institute
The first side is stated relative to second side, the position that the fluting is corresponded on the side wall of the framework is provided with to make institute
State the perforation that cable connector passes through.
In one embodiment, in each wire connecting portion have at least one location hole, and the position of the location hole with it is described
Solar cell busbar bonding pad and bypass diode bonding pad are not overlapped；The bottom plate is towards on the surface in the framework
Multiple positioning columns are provided with, the multiple positioning column includes the first positioning column corresponding to the location hole and connect corresponding to multiple
Second positioning column in gap between line portion.
In one embodiment, the outboard peripheries of the bottom plate have at least one holding section, the inner peripheral of the framework
With the engaging portion corresponding to the holding section, the bottom plate is set to the first side of the framework.
Further, the photovoltaic component terminal box further includes the lid for closing the accommodating space, the lid
It is removably attachable to the second side of the framework, the second side is relative to first side.
In one embodiment, one end of the cable connector is auxiliarily fixed by snap close piece in the bottom plate and framework.
In one embodiment, the multiple wire connecting portion is arranged in order along first direction and keeps gap each other, described
The shape of multiple wire connecting portions all differs, and the length of the multiple wire connecting portion in a second direction is all equal, and the second direction is hung down
Directly in the first direction.
In one embodiment, the framework and the bottom plate are made of different heat-resisting materials, and the bottom plate is resistance to
Hot grade is higher than the framework.
The present invention carries out special designing by lug plate to bottom plate and thereon, make the rapid heat dissipation of photovoltaic component terminal box and
Heat dissipation is uniform, and the installation of terminal box and component can be made more convenient, to improve service life and the life of entire photovoltaic module
Produce efficiency.
Description of the drawings
Fig. 1 is the assembling schematic diagram of the photovoltaic component terminal box of one embodiment of the invention.
Fig. 2 is the internal structure schematic diagram of the photovoltaic component terminal box of one embodiment of the invention.
Fig. 3 is the external structure schematic diagram of the photovoltaic component terminal box of one embodiment of the invention.
Specific implementation mode
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
Fig. 1 and Fig. 2 are referred to, Fig. 1 is the assembling schematic diagram of the photovoltaic component terminal box of one embodiment of the invention, Fig. 2
For the internal structure schematic diagram of the photovoltaic component terminal box of one embodiment of the invention.
Photovoltaic component terminal box 1 includes integrally formed framework 10, integrally formed bottom plate 20, lug plate 30, bypass two
Pole pipe 40 and cable connector 50.Bottom plate 20 is removably attachable to the framework 10, the bottom plate 20 and the framework 10
Form accommodating space 100.Lug plate 30 is set on the bottom plate 20 and in the accommodating space 100, the lug plate
30 include all unequal multiple wire connecting portions 301,302,303,304 of area, and solar cell is respectively provided in each wire connecting portion
Busbar bonding pad 310 and bypass diode bonding pad 320 (ginseng Fig. 2), two wire connecting portions 301 in the multiple wire connecting portion,
The first cable connecting part 331 and the second cable connecting part 332 are also respectively provided on 304.Bypass diode 40 is set to accommodating
It in space 100 and is connected across between the multiple wire connecting portion 301,302,303,304, the positive and negative anodes of the bypass diode 40 connect
Foot is correspondingly arranged in adjacent bypass diode bonding pad (the bypass diode bonding pad 321,322 in such as Fig. 2).Cable connection
Device 50 includes the first connector 510 and the second connector 520, and one end 511 of first connector 510 is connected to first electricity
The other end of cable interconnecting piece 331, first connector 510 is provided with the first out splice going splice 51, one end of second connector 520
521 are connected to second cable connecting part 332, and the other end of second connector 520 is provided with the second out splice going splice 52.
Preferably, one end 511 of the first connector 510 and the first cable connecting part 331, which use, first rivets the company welded again
Mode is connect, one end 521 of the second connector 520 and the second cable connecting part 332, which also use, first rivets the connection type welded again,
With the fixing intensity of both enhancings, the open circuit caused by pulling is prevented.
Incorporated by reference to referring to Fig. 1 and Fig. 2, in one embodiment, the bottom plate 20 is towards setting on the surface in the framework 10
It is equipped with multiple electrical isolation columns 210, is provided between adjacent solar cell busbar bonding pad 311,312 on lug plate 30
Corresponding to the isolation fluting 330 of the electrical isolation column 210, the first side 201 of the bottom plate 20 has corresponding to described in too
Multigroup busbar of positive energy battery busbar bonding pad 310 passes through portion 220, the multiple electrical isolation column 210 to be respectively arranged at
Adjacent busbar is across portion.In Fig. 1 and embodiment shown in Fig. 2, there are three electrical isolation columns 210, and busbar passes through
Portion 220 has four groups, but the present invention is not limited thereto.
Preferably, the multiple wire connecting portion 301,302,303,304 is arranged in order along first direction X and keeps each other
The shape in gap, the multiple wire connecting portion 301,302,303,304 all differs, the multiple wire connecting portion 301,302,303,
The length of 304 Y in a second direction is all equal, and the second direction Y is perpendicular to the first direction X.Preferably to radiate, it is located at
The area of intermediate wire connecting portion 303 is more than remaining interconnecting piece.
In conjunction with referring to the external structure signal that Fig. 2 and Fig. 3, Fig. 3 are the photovoltaic component terminal box 1 of one embodiment of the invention
Figure.It includes two through-holes 223,224, the inside of solar cell busbar bonding pad 310 that every group of busbar, which passes through portion 220,
Equipped with the opening 313 positioned for solar cell busbar, one (through-hole 224 in such as Fig. 3) in described two through-holes is right
It should be overlapped in the opening 313, another (through-hole 223 in such as Fig. 3) in described two through-holes corresponds to the solar energy
The outside of battery busbar bonding pad 310.Busbar passes through portion to be designed using doubled via, can make busbar first from the one of bottom plate 20
It is pierced into a through-hole 224, after the opening 313 on the inside of the busbar bonding pad of lug plate 30, covered busbar bonding pad
It to outside, then is pierced by from another through-hole 223 of bottom plate, wherein busbar is welded in above-mentioned bonding pad and lug plate；It is i.e. same
When cooperative mechanical fix and weld two ways to fix solar cell busbar, greatly strengthen busbar and lug plate it
Between bonding strength.
In one embodiment, there are two to accommodating 50 end of cable connector for the second side 202 tool of the bottom plate 20
Fluting 230, first side 201 corresponds to the fluting relative to second side 202 on the side wall of the framework 10
230 position is provided with the perforation for making the cable connector 50 pass through 110.Preferably, the cable connector 50
One end is auxiliarily fixed by snap close piece 60 in the framework 10 and bottom plate 20.
Continuing with combining referring to Fig. 1 and Fig. 2, there is at least one location hole 350, and the location hole in each wire connecting portion
350 position and solar cell busbar bonding pad 310 and bypass diode bonding pad 320 be not be overlapped；The bottom plate
20 towards being provided with multiple positioning columns 250 on the surface in the framework 10, the multiple positioning column 250 include correspond to it is described
First positioning column 251 of location hole 350 and the second positioning column 252 corresponding to gap 351 between multiple wire connecting portions.
In one embodiment, the outboard peripheries of the bottom plate 20 have at least one holding section 260, the framework 10 it is interior
There is side periphery the engaging portion 160 corresponding to the holding section 260, the bottom plate 20 to be set to the first side of the framework 10
101。
The photovoltaic component terminal box 1 further includes the lid 70 for closing the accommodating space 100, and the lid 70 can
It is releasably connected to the second side 102 of the framework 10, the second side 102 is relative to first side 101.
In practical applications, the framework 10 and the bottom plate 20 can be made of different heat-resisting materials, and the bottom
The temperature classification of plate 20 is higher than the framework 10.Preferably, the material of bottom plate 20 can be high temperature resistant nylon and ceramics.
The present invention carries out global design by lug plate to bottom plate and thereon, make the rapid heat dissipation of photovoltaic component terminal box and
Heat dissipation is uniform, and the installation of terminal box and component can be made more convenient, to improve service life and the life of entire photovoltaic module
Produce efficiency.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only the example for implementing the present invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
It is changed and retouched made by range, belongs to the scope of patent protection of the present invention.
Claims (8)
1. a kind of photovoltaic component terminal box, it is characterised in that including：
Integrally formed framework；
Integrally formed bottom plate, is removably attachable to the framework, and the bottom plate and the framework form accommodating space；
Lug plate, is set on the bottom plate and in the accommodating space, the lug plate includes that area is all unequal
Multiple wire connecting portions are respectively provided with solar cell busbar bonding pad and bypass diode bonding pad in each wire connecting portion, described
It is also respectively provided with the first cable connecting part and the second cable connecting part in two wire connecting portions in multiple wire connecting portions；
Bypass diode is set in accommodating space and is connected across between the multiple wire connecting portion, and the bypass diode is just
Cathode pin is correspondingly arranged in adjacent bypass diode bonding pad；And
Cable connector, the cable connector include the first connector and the second connector, one end of first connector
It is connected to first cable connecting part, the other end of first connector is provided with the first out splice going splice, and described second connects
The one end for connecing device is connected to second cable connecting part, and the other end of second connector is provided with the second out splice going splice；
The bottom plate is towards being provided with multiple electrical isolation columns on the surface in the framework, the adjacent sun on the lug plate
The isolation fluting corresponding to the electrical isolation column, the first side of the bottom plate are provided between energy battery busbar bonding pad
Portion, the multiple electrical isolation column difference are passed through with multigroup busbar corresponding to solar cell busbar bonding pad
Adjacent busbar is set to across portion；
It includes two through-holes that every group of busbar, which passes through portion, and the inside of solar cell busbar bonding pad is equipped with for solar energy
The opening of battery busbar positioning, a correspondence in described two through-holes are overlapped in the opening, in described two through-holes
Another corresponds to the outside of solar cell busbar bonding pad, and described two through-holes are making busbar first from described
It is pierced into one through-hole of bottom plate, after the opening, covered solar cell busbar bonding pad to outside, then from institute
It states and is pierced by another through-hole of bottom plate, wherein busbar is welded in solar cell busbar bonding pad and lug plate.
2. photovoltaic component terminal box as described in claim 1, which is characterized in that the second side of the bottom plate has two use
To house the fluting of cable connector end, first side is right on the side wall of the framework relative to second side
The position of the fluting is answered to be provided with the perforation for making the cable connector pass through.
3. photovoltaic component terminal box as described in claim 1, which is characterized in that there is at least one positioning in each wire connecting portion
Hole, and the position of the location hole and solar cell busbar bonding pad and bypass diode bonding pad be not be overlapped；Institute
It includes corresponding to the positioning that bottom plate, which is stated, towards multiple positioning columns, the multiple positioning column is provided on the surface in the framework
First positioning column in hole and the second positioning column corresponding to gap between multiple wire connecting portions.
4. photovoltaic component terminal box as described in claim 1, which is characterized in that the outboard peripheries of the bottom plate have at least one
There is the engaging portion corresponding to the holding section, the bottom plate to be set to the frame for a holding section, the inner peripheral of the framework
First side of body.
5. photovoltaic component terminal box as claimed in claim 4, which is characterized in that the photovoltaic component terminal box further includes being used for
The lid of the accommodating space is closed, the lid is removably attachable to the second side of the framework, and the second side is opposite
In first side.
6. photovoltaic component terminal box as described in claim 1, which is characterized in that one end of the cable connector passes through lock
Part is auxiliarily fixed in the bottom plate and framework.
7. photovoltaic component terminal box as described in claim 1, which is characterized in that the multiple wire connecting portion along first direction successively
It arranges and gap, the shape of the multiple wire connecting portion is kept all to differ each other, the multiple wire connecting portion is in a second direction
Length it is all equal, the second direction is perpendicular to the first direction.
8. photovoltaic component terminal box as described in claim 1, which is characterized in that the framework and the bottom plate are by different resistance to
High-temperature material is made, and the temperature classification of the bottom plate is higher than the framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740315.9A CN106160655B (en) | 2016-08-26 | 2016-08-26 | Photovoltaic component terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740315.9A CN106160655B (en) | 2016-08-26 | 2016-08-26 | Photovoltaic component terminal box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106160655A CN106160655A (en) | 2016-11-23 |
| CN106160655B true CN106160655B (en) | 2018-08-31 |
Family
ID=57343294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610740315.9A Active CN106160655B (en) | 2016-08-26 | 2016-08-26 | Photovoltaic component terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106160655B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109150093A (en) * | 2018-09-20 | 2019-01-04 | 江苏天昇光伏科技有限公司 | A kind of photovoltaic termination |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4699060B2 (en) * | 2005-03-24 | 2011-06-08 | 三菱電機株式会社 | Terminal box device for solar cell module |
| CN201514945U (en) * | 2009-09-25 | 2010-06-23 | 无锡尚德太阳能电力有限公司 | Terminal box for solar cell modules and module with the same |
| WO2011047570A1 (en) * | 2009-10-22 | 2011-04-28 | Lv Jikun | Junction box for photovoltaic component |
| CN201797460U (en) * | 2010-09-01 | 2011-04-13 | 富士康(昆山)电脑接插件有限公司 | Terminal box |
| CN102005976A (en) * | 2010-11-24 | 2011-04-06 | 苏州快可光伏电子股份有限公司 | Detachable quick heat dissipation photovoltaic terminal box |
| CN201928201U (en) * | 2011-01-17 | 2011-08-10 | 宁波方华新能源科技有限公司 | Quick junction box |
| CN202172080U (en) * | 2011-07-05 | 2012-03-21 | 富士康(昆山)电脑接插件有限公司 | Solar energy conjunction box |
| CN202549873U (en) * | 2012-02-22 | 2012-11-21 | 浙江鑫辉光伏科技有限公司 | Heat dissipation type photovoltaic terminal box |
| CN203118970U (en) * | 2012-12-07 | 2013-08-07 | 葛少强 | Photovoltaic wiring box |
| CN205986765U (en) * | 2016-08-26 | 2017-02-22 | 苏州快可光伏电子股份有限公司 | Photovoltaic assembly junction box |
-
2016
- 2016-08-26 CN CN201610740315.9A patent/CN106160655B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106160655A (en) | 2016-11-23 |
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