CN104734622A - Photovoltaic junction box for double-glass component double-face battery component and assembling method thereof - Google Patents
Photovoltaic junction box for double-glass component double-face battery component and assembling method thereof Download PDFInfo
- Publication number
- CN104734622A CN104734622A CN201510137669.XA CN201510137669A CN104734622A CN 104734622 A CN104734622 A CN 104734622A CN 201510137669 A CN201510137669 A CN 201510137669A CN 104734622 A CN104734622 A CN 104734622A
- Authority
- CN
- China
- Prior art keywords
- box body
- convergent belt
- bypass module
- photovoltaic junction
- base
- 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
- 239000011521 glass Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 7
- 239000003292 glue Substances 0.000 claims description 31
- 238000005266 casting Methods 0.000 claims description 22
- 238000005516 engineering process Methods 0.000 claims description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 abstract 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 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
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic junction box for a double-glass component double-face battery component and an assembling method thereof. The photovoltaic junction box is provided with a novel sealant pouring sealing structure. Pouring sealants can be used for wrapping an inner electric element in advance completely, then a component confluence belt is welded, and accordingly the long-term reliability of a product is guaranteed. The photovoltaic junction box comprises an upper cover, a box body, a base and a bypass module. The upper cover is fixed at the top of the box body. An upper cavity is formed between the upper cover and the box body. The base is fixed at the bottom of the box body. A lower cavity is formed between the lower cover and the box body. The bypass module is placed in the lower cavity. The base is provided with a confluence belt mounting hole for penetrating of the confluence belt. The box body is provided with a confluence belt mounting channel connected with the confluence belt mounting hole. The confluence belt mounting channel penetrates through the box body. The box body is provided with a terminal block hole communicated with the lower cavity beside the confluence belt mounting channel. The confluence belt terminal block of the bypass module is placed at the terminal block hole of the box body. The pouring sealants are poured into the lower cavity.
Description
Technical field
The invention belongs to solar facilities technical field, be specifically related to a kind of photovoltaic terminal box and assemble method thereof.
Background technology
Two glass assembly i.e. two glass light photovoltaic assembly, forms composite bed, collected the integrated member of lead end between cell piece by wire series and parallel by composite solar battery sheet in the middle of two sheet glass.Double-sided battery pack belongs to a kind of novel component in two glass assembly, and light energy conversion can only one side be electric energy by conventional batteries assembly, and light energy conversion can be all electric energy by Double-sided battery pack two sides.In current industry, the junction box body of main two glass assembly adopts discrete Schottky diode, junction temperature is higher, current carrying capacity is close to bottleneck, and two glass component calls terminal box is long-pending less, after weld assembly convergent belt, be difficult to the casting glue sealed is injected junction box and covers electric elements inside completely, cause its dustproof and waterproof grade to be difficult to meet the requirements, affect product reliability.
Summary of the invention
The object of the invention is to propose a kind of photovoltaic junction box for two glass assembly Double-sided battery pack and assemble method thereof, this photovoltaic junction box has Novel potting hermetically-sealed construction, with casting glue, electric elements inside can be wrapped up completely in advance, then weld assembly convergent belt, thus the long-term reliability ensureing product.
Photovoltaic junction box for two glass assembly Double-sided battery pack of the present invention is made up of upper cover, box body, base, bypass module, and described upper cover is fixed on the top of box body, forms upper cavity between upper cover and box body; Described base is fixed on the bottom of box body, forms lower chamber between lower cover and box body; Described bypass module is positioned at lower chamber; Described base is provided with the convergent belt installing hole passed for convergent belt, described box body is provided with the convergent belt connected with convergent belt installing hole and installs passage, described convergent belt installs the through box body of passage, and the side that box body installs passage at convergent belt is provided with the terminals sub-aperture communicated with lower chamber; The convergent belt binding post of described bypass module is positioned at the terminals sub-aperture place of box body; Casting glue is perfused with in described lower chamber.Above-mentioned bypass module is sealingly fastened in lower chamber by casting glue, thus ensure that the dustproof and waterproof of bypass module.
Further, described photovoltaic junction box also comprises convergent belt, and described convergent belt upwards installs passage through the convergent belt installing hole of base and the convergent belt of box body successively, and the top of convergent belt is fixedly welded on the convergent belt binding post of described bypass module; Casting glue is perfused with in described upper cavity.
The assemble method of above-mentioned photovoltaic junction box is as follows:
A: at lower chamber internal fixtion photovoltaic module, box body and base are combined together by ultrasonic technology, then by injecting glue, casting glue is filled lower chamber;
B: passage is upwards installed through the convergent belt installing hole of base and the convergent belt of box body successively in the top of convergent belt, and the top of convergent belt is fixedly welded on the convergent belt binding post of described bypass module;
C: casting glue filled upper cavity and solidifies, finally upper cover being installed, completing assembling.
Like this, bypass module just just utilized casting glue to be fixed on photovoltaic junction box inside before welding convergent belt, solve the first welding convergent belt in traditional work, rear perfusion casting glue and the poorly sealed problem caused, and the pad of convergent belt also utilizes casting glue sealing fixing, can not come off and enter steam.
Further, described box body is provided with the hole for injecting glue being communicated with described upper cavity and lower chamber, can carry out encapsulating, make casting glue riddle in lower chamber, fully ensure that the good seal of bypass module after bypass module is installed by hole for injecting glue.
Further, described bypass module is integrated form bypass module, to replace the discrete Schottky diode in conventional photovoltaic terminal box, can reduce by more than 50% electric connecting point.
Photovoltaic junction box structure for two glass assembly Double-sided battery pack of the present invention is simple, easy to assembly, fully can ensure the good seal of bypass module, thus ensure that the long-term reliability of product.
Accompanying drawing explanation
Fig. 1 is the cutaway view of the photovoltaic junction box for two glass assembly Double-sided battery pack of the present invention.
Fig. 2 is that box body and base fuse the vertical view after being integrated.
Fig. 3 is the upward view of box body.
Fig. 4 is the vertical view of base.
Accompanying drawing indicates: 1, upper cover; 2, box body; 3, convergent belt installing hole; 4, base; 5, bypass module; 6, hole for injecting glue; 7, convergent belt binding post; 8, convergent belt installs passage.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect and operation principle etc. of the specific embodiment of the present invention as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
Embodiment 1:
As shown in the figure, the photovoltaic junction box for two glass assembly Double-sided battery pack of the present embodiment is made up of upper cover 1, box body 2, base 4, integrated form bypass module 5 and convergent belt (convergent belt not shown in FIG.), described upper cover 1 is fixed on the top of box body 2, forms upper cavity between upper cover 1 and box body 2; Described base 4 is fixed on the bottom of box body 2, forms lower chamber between lower cover and box body 2; Described bypass module 5 is fixed in lower chamber; Described base is provided with the convergent belt installing hole 3 passed for convergent belt, described box body is provided with the convergent belt connected with convergent belt installing hole 3 and installs passage 8, described convergent belt installs the through box body 2 of passage 8, and the side that box body 2 installs passage 8 at convergent belt is provided with the terminals sub-aperture communicated with lower chamber; The convergent belt binding post 7 of described bypass module 5 is positioned at the terminals sub-aperture place of box body 2; Convergent belt upwards installs passage 8 through the convergent belt installing hole 3 of base and the convergent belt of box body successively, and the top of convergent belt is fixedly welded on the convergent belt binding post 7 of described bypass module; All casting glue is perfused with in described upper cavity and lower chamber.
During assembling, first bypass module 5 is fixed between box body 2 and base 4, then base 4 is combined together by ultrasonic technology and box body 2, then by high density injecting glue, casting glue is filled lower chamber.In lower chamber after casting glue solidification, convergent belt is installed passage 8 through the convergent belt of the convergent belt installing hole 3 of base 4 and box body 2 successively, and on the convergent belt binding post 7 of the exposed bypass module 5 in convergent belt installing hole 3 place being fixedly welded on described box body 2.After having welded, casting glue filled upper cavity and solidifies, finally upper cover 1 being installed.Like this, bypass module 5 just just utilized casting glue to be fixed on photovoltaic junction box inside before welding convergent belt, solved the first welding convergent belt in traditional work, rear perfusion casting glue and the poorly sealed problem that causes.
Further, described box body 2 is provided with the hole for injecting glue 6 being communicated with described upper cavity and lower chamber, can carry out encapsulating, make casting glue riddle in lower chamber, fully ensure that the good seal of bypass module 5 after bypass module 5 is installed by hole for injecting glue 6.
Claims (5)
1., for a photovoltaic junction box for two glass assembly Double-sided battery pack, it is characterized in that being made up of upper cover, box body, base, bypass module, described upper cover is fixed on the top of box body, forms upper cavity between upper cover and box body; Described base is fixed on the bottom of box body, forms lower chamber between lower cover and box body; Described bypass module is positioned at lower chamber; Described base is provided with the convergent belt installing hole passed for convergent belt, described box body is provided with the convergent belt connected with convergent belt installing hole and installs passage, described convergent belt installs the through box body of passage, and the side that box body installs passage at convergent belt is provided with the terminals sub-aperture communicated with lower chamber; The convergent belt binding post of described bypass module is positioned at the terminals sub-aperture place of box body; Casting glue is perfused with in described lower chamber.
2. the photovoltaic junction box for two glass assembly Double-sided battery pack according to claim 1, it is characterized in that described photovoltaic junction box also comprises convergent belt, described convergent belt upwards installs passage through the convergent belt installing hole of base and the convergent belt of box body successively, and the top of convergent belt is fixedly welded on the convergent belt binding post of described bypass module; Casting glue is perfused with in described upper cavity.
3. the photovoltaic junction box for two glass assembly Double-sided battery pack according to claim 1 and 2, is characterized in that described box body is provided with the hole for injecting glue being communicated with described upper cavity and lower chamber.
4. the photovoltaic junction box for two glass assembly Double-sided battery pack according to claim 1 and 2, is characterized in that described bypass module is integrated form bypass module.
5. the assemble method of the photovoltaic junction box for two glass assembly Double-sided battery pack according to claim 2, is characterized in that comprising the steps:
A: at lower chamber internal fixtion photovoltaic module, box body and base are combined together by ultrasonic technology, then by injecting glue, casting glue is filled lower chamber;
B: passage is upwards installed through the convergent belt installing hole of base and the convergent belt of box body successively in the top of convergent belt, and the top of convergent belt is fixedly welded on the convergent belt binding post of described bypass module;
C: casting glue filled upper cavity and solidifies, finally upper cover being installed, completing assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510137669.XA CN104734622A (en) | 2015-03-27 | 2015-03-27 | Photovoltaic junction box for double-glass component double-face battery component and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510137669.XA CN104734622A (en) | 2015-03-27 | 2015-03-27 | Photovoltaic junction box for double-glass component double-face battery component and assembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104734622A true CN104734622A (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510137669.XA Pending CN104734622A (en) | 2015-03-27 | 2015-03-27 | Photovoltaic junction box for double-glass component double-face battery component and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104734622A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379041A (en) * | 2018-10-09 | 2019-02-22 | 安徽大恒能源科技有限公司 | A kind of assembly technology of photovoltaic management system intelligent wiring box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011158392A1 (en) * | 2010-06-15 | 2011-12-22 | 住友電装株式会社 | Terminal box for solar cell module |
| CN102420266A (en) * | 2011-12-06 | 2012-04-18 | 东莞市泽润电子科技有限公司 | Solar terminal box |
| CN202549875U (en) * | 2012-03-02 | 2012-11-21 | 苏州固锝新能源科技有限公司 | Bypass protection device used for photovoltaic battery panel |
| CN202585480U (en) * | 2012-06-07 | 2012-12-05 | 黄午彦 | Photovoltaic cell connecting device |
| CN204442278U (en) * | 2015-03-27 | 2015-07-01 | 苏州同泰新能源科技有限公司 | For the photovoltaic junction box of two glass assembly Double-sided battery pack |
-
2015
- 2015-03-27 CN CN201510137669.XA patent/CN104734622A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011158392A1 (en) * | 2010-06-15 | 2011-12-22 | 住友電装株式会社 | Terminal box for solar cell module |
| CN102420266A (en) * | 2011-12-06 | 2012-04-18 | 东莞市泽润电子科技有限公司 | Solar terminal box |
| CN202549875U (en) * | 2012-03-02 | 2012-11-21 | 苏州固锝新能源科技有限公司 | Bypass protection device used for photovoltaic battery panel |
| CN202585480U (en) * | 2012-06-07 | 2012-12-05 | 黄午彦 | Photovoltaic cell connecting device |
| CN204442278U (en) * | 2015-03-27 | 2015-07-01 | 苏州同泰新能源科技有限公司 | For the photovoltaic junction box of two glass assembly Double-sided battery pack |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379041A (en) * | 2018-10-09 | 2019-02-22 | 安徽大恒能源科技有限公司 | A kind of assembly technology of photovoltaic management system intelligent wiring box |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150624 |