CN105515524A - Four-group-series five-terminal photovoltaic junction box - Google Patents
Four-group-series five-terminal photovoltaic junction box Download PDFInfo
- Publication number
- CN105515524A CN105515524A CN201610036386.0A CN201610036386A CN105515524A CN 105515524 A CN105515524 A CN 105515524A CN 201610036386 A CN201610036386 A CN 201610036386A CN 105515524 A CN105515524 A CN 105515524A
- Authority
- CN
- China
- Prior art keywords
- box
- terminals
- photovoltaic
- upper cover
- junction box
- 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
- 239000003292 glue Substances 0.000 claims abstract description 10
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 238000005538 encapsulation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect 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 discloses a four-group-series five-terminal photovoltaic junction box. The photovoltaic junction box comprises components such as a bottom box, a photovoltaic bypass module, two cables, a box body and an upper cover. The four-group-series five-terminal photovoltaic junction box has the advantages that components adopt a clamp connection mode or a clamp connection and welding mode and the like; internal electrical elements are protected by encapsulation glue in a completely sealed way in advance; then, assembly confluence straps are clamped and connected or clamped, connected and welded, so that the long-term reliability of a product is ensured; meanwhile, the photovoltaic bypass module adopts an integrated mode, so that the number of electric connecting points is reduced, and the stability and the reliability of the photovoltaic junction box are improved.
Description
Technical field
The present invention relates to photovoltaic accessory technical field, especially relate to the photovoltaic junction box of a kind of four groups of strings five terminals.
Background technology
Conventional use three groups of string battery components in photovoltaic industry.Accordingly, terminal box mostly is three groups of string terminal boxes.That is, these three groups of string terminal boxes are provided with 4 terminals, are assembled with 3 diodes.
Along with the development of science and technology and the needs of use, four groups of string battery components obtain very big popularization.That is, be cascaded 4 Battery pack sheets the assembly formed.Four groups of string battery components draw 5 binding posts.Like this, namely normally used terminal box is difficult to meet use needs.
Summary of the invention
The object of this invention is to provide the photovoltaic junction box of a kind of four groups of strings five terminals, it has the feature of the assembling needs that can meet four groups of string battery components.
The technical solution adopted in the present invention is: the photovoltaic junction box of four groups of strings, five terminals, and described photovoltaic junction box comprises:
Box at the bottom of 1, this end box is provided with draw-in groove at the bottom of 5 groups of terminal buckles, 2 cable draw-in grooves, 2 boxes, and at least 1 hole for injecting glue;
1 photovoltaic bypass module, this photovoltaic bypass module has 5 terminals, and these 5 terminals are equipped with jump ring, and outermost 2 terminals have pressure line terminal;
2 cables, these 2 pressure line terminals of connection that these 2 cables are corresponding between two;
1 box body, this box body is provided with 1 installing hole and 2 string holes, and the avris of installing hole is provided with draw-in groove at the bottom of box;
1 upper cover, this upper cover lower surface is provided with the upper cover latch to downward-extension;
And
This photovoltaic bypass module is fixed on this box top, end, and terminal is compatible with terminal buckle between two;
String holes and cable draw-in groove align between two, and cable is corresponding between two passes from the string holes after aligning and cable draw-in groove;
This box body is fixed on the top of this end box by the mode of ultrasonic bonding;
This upper cover covers on this installing hole, and upper cover latch is compatible with draw-in groove at the bottom of box between two;
The bottom being positioned at this box body in this end box is filled with packaging plastic.
Sealing ring is provided with between described upper cover and this box body.
Described hole for injecting glue is positioned on a side of this end box.
The present invention is advantageously: the assembling needs that can meet four groups of string battery components.Clamping or clamping is adopted to add the modes such as welding between the parts of the photovoltaic junction box of four groups of strings of the present invention, five terminals; and in advance with packaging plastic by complete for electric elements inside seal protection; then clamping or clamping add weld assembly convergent belt, ensure that the long-term reliability of product.Meanwhile, photovoltaic bypass module wherein adopts integrated form, reduces electric connecting point quantity, improves stability and the reliability of photovoltaic junction box.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is the schematic perspective view of the photovoltaic junction box of four groups of strings, five terminals of embodiments of the invention;
Fig. 2 is the schematic perspective view of the end of the present invention box;
Fig. 3 is the schematic perspective view (not comprising jump ring) of photovoltaic bypass module of the present invention;
Fig. 4 is the schematic perspective view of photovoltaic bypass module of the present invention;
Fig. 5 and Fig. 6 is the stereogram of box body of the present invention in different visual angles;
Fig. 7 is the schematic perspective view of upper cover of the present invention;
Fig. 8 is the front sectional view of the photovoltaic junction box of four groups of strings of the present invention, five terminals.
In figure:
10, end box, 11, terminal buckle, 12, cable draw-in groove, 13, hole for injecting glue, 14, draw-in groove at the bottom of box;
20, photovoltaic bypass module, 21, terminal, 22, jump ring;
30, cable;
40, box body, 41, installing hole, 42, string holes;
50, upper cover, 51, upper cover latch;
60, sealing ring.
Embodiment
Embodiment, is shown in shown in Fig. 1 to Fig. 8: the photovoltaic junction box of four groups of strings, five terminals, comprising: the parts such as 10,1 the photovoltaic bypass module of box at the bottom of 1,20,2 cables, 30,1 box body, 40,1 upper cover 50.
Concrete:
This end box 10 is provided with draw-in groove 14 at the bottom of 5 groups of terminal buckles, 11,2 cable draw-in grooves, 12,2 boxes, and at least 1 hole for injecting glue 13.This photovoltaic bypass module 20 has 5 terminals 21, and these 5 terminals 21 are equipped with jump ring 22, and outermost 2 terminals 21 have pressure line terminal 23.In the present embodiment, this photovoltaic bypass module 20 is integrated photovoltaic bypass module, is packaged with the integration module of 4 Schottky chip in it.These 2 pressure line terminals 23 of connection that these 2 cables 30 are corresponding between two.This box body 40 is provided with 1 installing hole 41 and 2 string holes 42, and the avris of installing hole 41 is provided with draw-in groove 14 at the bottom of box.This upper cover 50 lower surface is provided with the upper cover latch 51 to downward-extension.
More specifically:
This photovoltaic bypass module 20 is fixed on this end box 10 top, and terminal 21 is compatible with terminal buckle 11 between two.That is, those terminals 21 are stuck on corresponding terminal buckle 11.String holes 42 and cable draw-in groove 12 align between two thus form complete through hole, and cable 30 is corresponding between two passes from the string holes 42 after aligning and cable draw-in groove 12.This box body 40 is fixed on the top of this end box 10 by the mode of ultrasonic bonding.Obviously, this photovoltaic bypass module 20 is positioned at the cavity of this box body 40 and the formation of this end box 10.This upper cover 50 covers on this installing hole 41, and upper cover latch 51 is compatible with draw-in groove 14 at the bottom of box between two.That is, this upper cover 50 is stuck on this installing hole 41.The bottom being positioned at this box body 40 in this end box 10 is filled with packaging plastic.Obviously, packaging plastic injects in hole for injecting glue 13.
Like this; clamping or clamping is adopted to add the modes such as welding between the parts of the photovoltaic junction box of this four groups of strings five terminals; and in advance with packaging plastic by complete for electric elements inside seal protection, then clamping or clamping add weld assembly convergent belt, ensure that the long-term reliability of product.Meanwhile, photovoltaic bypass module wherein adopts integrated form, reduces electric connecting point quantity, improves stability and the reliability of photovoltaic junction box.
Optimize:
Sealing ring 60 is provided with between this upper cover 50 and this box body 40.Like this, internal part is protected preferably.
Hole for injecting glue 13 is positioned on a side of this end box 10.Like this, be convenient to reduce preparation difficulty, cost-saving, also reduce the difficulty of injecting glue.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. the photovoltaic junction box of four groups of strings, five terminals, is characterized in that: described photovoltaic junction box comprises:
Box (10) at the bottom of 1, this end box (10) is provided with draw-in groove (14) at the bottom of 5 groups of terminal buckles (11), 2 cable draw-in grooves (12), 2 boxes, and at least 1 hole for injecting glue (13);
1 photovoltaic bypass module (20), this photovoltaic bypass module (20) has 5 terminals (21), and these 5 terminals (21) are equipped with jump ring (22), and outermost 2 terminals (21) have pressure line terminal (23);
2 cables (30), these 2 pressure line terminals (23) of connection that these 2 cables (30) are corresponding between two;
1 box body (40), this box body (40) is provided with 1 installing hole (41) and 2 string holes (42);
1 upper cover (50), this upper cover (50) lower surface is provided with the upper cover latch (51) to downward-extension;
And
This photovoltaic bypass module (20) is fixed on this end box (10) top, and terminal (21) is compatible with terminal buckle (11) between two;
String holes (42) and cable draw-in groove (12) align between two, and cable (30) is corresponding between two passes from the string holes (42) after aligning and cable draw-in groove (12);
This box body (40) is fixed on the top of this end box (10) by the mode of ultrasonic bonding;
This upper cover (50) covers on this installing hole (41), and upper cover latch (51) is compatible with draw-in groove at the bottom of box (14) between two;
The bottom being positioned at this box body (40) in this end box (10) is filled with packaging plastic.
2. the photovoltaic junction box of four groups of strings according to claim 1, five terminals, is characterized in that: be provided with sealing ring (60) between described upper cover (50) and this box body (40).
3. the photovoltaic junction box of four groups of strings according to claim 1, five terminals, is characterized in that: described hole for injecting glue (13) is positioned on a side of this end box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036386.0A CN105515524A (en) | 2016-01-20 | 2016-01-20 | Four-group-series five-terminal photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036386.0A CN105515524A (en) | 2016-01-20 | 2016-01-20 | Four-group-series five-terminal photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105515524A true CN105515524A (en) | 2016-04-20 |
Family
ID=55723251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610036386.0A Pending CN105515524A (en) | 2016-01-20 | 2016-01-20 | Four-group-series five-terminal photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105515524A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107743016A (en) * | 2017-08-31 | 2018-02-27 | 成都中建材光电材料有限公司 | A kind of terminal box for Cadimium telluride thin film component |
| CN108508558A (en) * | 2018-05-18 | 2018-09-07 | 深圳市特发信息股份有限公司 | A kind of ant proof connector box |
| CN110138334A (en) * | 2019-06-14 | 2019-08-16 | 江苏最上电气有限公司 | A kind of waterproof construction for photovoltaic junction box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110089560A (en) * | 2010-02-01 | 2011-08-09 | 엘에스전선 주식회사 | Cable jack coupling structure of junction box for solar panel and cable jack for same |
| CN202261099U (en) * | 2011-09-22 | 2012-05-30 | 宁波市创源光伏科技有限公司 | Solar photovoltaic wiring box |
| CN202772149U (en) * | 2012-06-05 | 2013-03-06 | 岑春岳 | Rapid heat radiation photovoltaic ceramic junction box |
| US20150003021A1 (en) * | 2013-06-29 | 2015-01-01 | Chicony Power Technology Co., Ltd. | Inverter module |
| CN205304732U (en) * | 2016-01-20 | 2016-06-08 | 苏州同泰新能源科技有限公司 | Photovoltaic terminal box of five terminals of four group's clusters |
-
2016
- 2016-01-20 CN CN201610036386.0A patent/CN105515524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110089560A (en) * | 2010-02-01 | 2011-08-09 | 엘에스전선 주식회사 | Cable jack coupling structure of junction box for solar panel and cable jack for same |
| CN202261099U (en) * | 2011-09-22 | 2012-05-30 | 宁波市创源光伏科技有限公司 | Solar photovoltaic wiring box |
| CN202772149U (en) * | 2012-06-05 | 2013-03-06 | 岑春岳 | Rapid heat radiation photovoltaic ceramic junction box |
| US20150003021A1 (en) * | 2013-06-29 | 2015-01-01 | Chicony Power Technology Co., Ltd. | Inverter module |
| CN205304732U (en) * | 2016-01-20 | 2016-06-08 | 苏州同泰新能源科技有限公司 | Photovoltaic terminal box of five terminals of four group's clusters |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107743016A (en) * | 2017-08-31 | 2018-02-27 | 成都中建材光电材料有限公司 | A kind of terminal box for Cadimium telluride thin film component |
| CN108508558A (en) * | 2018-05-18 | 2018-09-07 | 深圳市特发信息股份有限公司 | A kind of ant proof connector box |
| CN110138334A (en) * | 2019-06-14 | 2019-08-16 | 江苏最上电气有限公司 | A kind of waterproof construction for photovoltaic junction box |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20160420 |