CN202855768U - Dual-output junction box - Google Patents
Dual-output junction box Download PDFInfo
- Publication number
- CN202855768U CN202855768U CN2012204564245U CN201220456424U CN202855768U CN 202855768 U CN202855768 U CN 202855768U CN 2012204564245 U CN2012204564245 U CN 2012204564245U CN 201220456424 U CN201220456424 U CN 201220456424U CN 202855768 U CN202855768 U CN 202855768U
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- China
- Prior art keywords
- output
- cable
- joint chair
- terminal box
- output terminal
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- Expired - Fee Related
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- 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
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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a dual-output junction box, which comprises a box body and a box cover. An accommodating space is formed by the box body and the box cover. The box body is arranged on the back surface of a photovoltaic module. A bus-bar opening is arranged in the box body. A bayonet socket is also arranged in the box body. A bus bar led out of the cell panel of the photovoltaic module is accessed to the bayonet socket through the bus-bar opening. An output terminal is arranged on one side of the box body and is connected with the bayonet socket. An output cable is connected with the bayonet socket through the output terminal. According to the technical scheme of the utility model, the dual-output junction box is provided with dual output terminal. In this way, during the use and maintenance process of the photovoltaic module, the output current or the output voltage of the photovoltaic module can be adjusted and switched through adjusting the internal wiring state of the photovoltaic module, without the need of disassembling the output cable of the photovoltaic module. Therefore, the maintenance time is reduced and the maintenance cost is lowered.
Description
Technical field
The utility model belongs to field of solar energy, relates to a kind of photovoltaic component terminal box, particularly a kind of doubleway output terminal box.
Background technology
Traditional photovoltaic component terminal box only adopts the single channel output interface, is running into some special application scenarios, and when needing output in parallel such as 2 assemblies, this just need to flow the output interface congruence of 2 assemblies, and then output, and wiring is comparatively complicated, and installation and maintenance inconvenience.
Traditional two junction box assemblies, the disclosed content of Chinese utility model patent " a kind of pair junction box photovoltaic module (patent No.: CN200820152367.5) " for example: " a kind of pair of junction box photovoltaic module is being equipped with two terminal boxes with the piece photovoltaic module.Control respectively in the photovoltaic module two independently series circuits by two terminal boxes, respectively the cathode output end of one of them terminal box and the cathode output end of another terminal box are in series again, form the series circuit of whole photovoltaic module.The terminal box of two same model is housed, in case an inefficacy can be changed in addition-piece at once above the assembly backboard.A terminal box on the photovoltaic module in can independent control assembly one is series circuit independently, can solve one and assembly have the situation of inefficacy to occur, can change immediately." technique is the two junction box photovoltaic modules that adopt traditional single channel output interface terminal box to form, it is comparatively loaded down with trivial details when wiring, installs and use inconvenience.
The utility model content
The purpose of this utility model is to provide a kind of doubleway output terminal box with doubleway output terminal.
For solving the problems of the technologies described above, the utility model doubleway output terminal box comprises: box body and lid, and described box body and described lid form the space of a glove, and described box body is arranged on the back side of photovoltaic module; The busbar opening, described busbar opening is arranged in the described box body; Joint chair, described joint chair are arranged in the described box body, and the busbar of drawing from described photovoltaic module cell panel accesses described joint chair through described busbar opening; Output, described output are arranged on a side of described box body, and described output is connected with described joint chair; And output cable, described output cable is connected with described joint chair by described output.
Preferred described joint chair comprises pedestal and is arranged on diode mount pad on the described pedestal that also further be provided with the busbar interface on described pedestal, described busbar is connected with described joint chair by described busbar interface.Described joint chair comprises the first joint chair and the second joint chair that the space arranges, and is connected with diode between described the first joint chair and described the second joint chair.Side with described diode mount pad vicinity on described the first joint chair is provided with cable joint, and described cable joint is connected with described output cable.
Preferably be provided with cable end at described output cable and described cable joint place, described cable end has concrete flexible cydariform profile, and the maximum outside diameter of described cable end is greater than the internal diameter of described cable joint.Described output cable comprises that cable body is set in sealing ring, hold-down ring and the tappet head on the described cable body successively.The outside at described output also is arranged with a plug.
Output interface in the middle of preferred described doubleway output terminal box also further comprises one, output interface is fixed on the described box body in the middle of described, one section of output interface is connected with described cable joint in the middle of described, and the other end of described centre output interface is connected with described output.Described output cable adopts the form that pours into fluid sealant to seal and fixes.Described output has comprised 1 positive pole, two outputs of 1 negative pole.
The utility model doubleway output terminal box has the doubleway output terminal, can be in the situation of disconnect assembly output cable not in the working service process of photovoltaic module, by adjusting component internal line situation, realize adjustment, the conversion work of output current or output voltage.Reduce preventive maintenance time, and reduced maintenance cost.
Description of drawings
Fig. 1 is the utility model doubleway output terminal box embodiment one structural representation;
Fig. 2 is the utility model doubleway output terminal box embodiment one joint chair structural representation;
Fig. 3 is the utility model doubleway output terminal box embodiment one cable end structural representation;
Fig. 4 A is the utility model doubleway output terminal box embodiment two structure schematic diagrames one;
Fig. 4 B is the utility model doubleway output terminal box embodiment two structure schematic diagrames two;
Fig. 4 C is the utility model doubleway output terminal box embodiment two structure schematic diagrames three;
Description of reference numerals in the utility model doubleway output terminal box accompanying drawing:
1-box body 2-lid 3-busbar opening
4-busbar 5-the first joint chair 6-the second joint chair
7-diode 8-output 9-plug
10-output cable 11-sealing ring 12-hold-down ring
13-tappet head 14-busbar interface 15-diode mount pad
16-cable joint 17-cable end 18-pedestal
Output interface 20-electrode cable plinth 21-negative electricity cable joint seat in the middle of the 19-
Embodiment
Below in conjunction with accompanying drawing the utility model doubleway output terminal box is described in further detail.
Such as Fig. 1, Fig. 2, shown in Figure 3, embodiment one, the utility model doubleway output terminal box, and the utility model doubleway output terminal box comprises: box body 1 and lid 2, box body 1 and lid 2 form the space of a glove, and box body 1 is arranged on the back side of photovoltaic module; Busbar opening 3, busbar opening 3 are arranged in the box body 1; Joint chair, joint chair are arranged in the box body 1, and the busbar 4 of drawing from the photovoltaic module cell panel accesses joint chairs through busbar opening 3; Output 8, output 8 are arranged on a side of box body 1, and output 8 is connected with joint chair; And output cable 10, output cable 10 is connected with joint chair by output 8.
Joint chair comprises pedestal 18 and is arranged on diode mount pad 15 on the pedestal 18 that also further be provided with busbar interface 14 on pedestal 18, busbar 4 is connected with joint chair by busbar interface 14.Joint chair comprises the first joint chair 5 and the second joint chair 6 that the space arranges, and is connected with diode 7 between the first joint chair 5 and the second joint chair 6.Side with diode mount pad 15 vicinities on the first joint chair 5 is provided with cable joint 16, and cable joint 16 is connected with output cable 10.
Be provided with cable end 17 at output cable 10 with cable joint 16 places, cable end 17 has concrete flexible cydariform profile, and the maximum outside diameter of cable end 17 is greater than the internal diameter of cable joint 16.Output cable 10 comprises that cable body is set in sealing ring 11, hold-down ring 12 and the tappet head 13 on the cable body successively.Also be arranged with a plug 9 in the outside of output 8.
Shown in Fig. 4 A, Fig. 4 B, Fig. 4 C, embodiment two, the utility model doubleway output terminal box, and the utility model doubleway output terminal box comprises: box body 1 and lid, box body 1 and lid form the space of a glove, and box body 1 is arranged on the back side of photovoltaic module; Busbar opening 3, busbar opening 3 are arranged in the box body 1; Joint chair, joint chair are arranged in the box body 1, and the busbar of drawing from the photovoltaic module cell panel accesses joint chairs through busbar opening 3; Output 8, output 8 are arranged on a side of box body 1, and output 8 is connected with joint chair; And output cable 10, output cable 10 is connected with joint chair by output 8.
Joint chair comprises pedestal and is arranged on diode mount pad on the pedestal that also further be provided with the busbar interface on pedestal, busbar is connected with joint chair by the busbar interface.Joint chair comprises the first joint chair 5 and the second joint chair 6 that the space arranges, and is connected with diode 7 between the first joint chair 5 and the second joint chair 6.Side with diode mount pad vicinity on the first joint chair 5 is provided with cable joint 16, and cable joint 16 is connected with output cable 10.
For realizing the doubleway output characteristic of terminal box, when the needs terminal box has the anodal output of Third Road, the contact pin of middle output interface 19 links to each other with terminal box internal positive joint chair 5, output interface 19 namely has anodal output characteristic in the middle of this moment, during use respective cable is linked to each other with middle output interface 19 by output 8 and has realized that Third Road is anodal and export; When the needs terminal box has the output of Third Road negative pole, the contact pin of middle output interface 19 links to each other with the inner negative pole joint chair 5 of terminal box, output interface 19 namely has the negative pole output characteristic in the middle of this moment, during use respective cable is linked to each other with middle output interface 19 by output 8 and has realized that the Third Road negative pole exports.The form of the convenient plug of each cable employing of terminal box connects, but in order to control cost, improves reliability, many times still cable directly can be fixed on the terminal box, and directly carry out the encapsulating fixing seal in the junction.
On the basis of above-described embodiment two, middle output interface 19 also can adopt directly at junction box body 1 installation electrode cable plinth 20 or negative electricity cable joint seat 21 to the output form of outside; Middle output interface 19 is connected with the cable joint seat, thereby realizes corresponding output.
The utility model doubleway output terminal box has one road anodal, negative pole output, and the 3rd output port that has at least on this basis a positive pole or negative pole, can be in the situation of disconnect assembly output cable not in the working service process of photovoltaic module, by adjusting component internal line situation, realize adjustment, the conversion work of output current or output voltage.Reduce preventive maintenance time, and reduced maintenance cost.
The preferred embodiment of below the utility model having been created specifies, but the utility model is created and is not limited to embodiment, those of ordinary skill in the art also can make all modification that is equal to or replacement under the prerequisite of the invention spirit, the modification that these are equal to or replacement all are included in the application's claim limited range.
Claims (10)
1. the doubleway output terminal box is characterized in that, comprising:
Box body and lid, described box body and described lid form the space of a glove, and described box body is arranged on the back side of photovoltaic module;
The busbar opening, described busbar opening is arranged in the described box body;
Joint chair, described joint chair are arranged in the described box body, and the busbar of drawing from described photovoltaic module cell panel accesses described joint chair through described busbar opening;
Output, described output are arranged on a side of described box body, and described output is connected with described joint chair; And
Output cable, described output cable is connected with described joint chair by described output.
2. doubleway output terminal box according to claim 1, it is characterized in that, described joint chair comprises pedestal and is arranged on diode mount pad on the described pedestal that also further be provided with the busbar interface on described pedestal, described busbar is connected with described joint chair by described busbar interface.
3. doubleway output terminal box according to claim 1 and 2 is characterized in that, described joint chair comprises the first joint chair and the second joint chair that the space arranges, and is connected with diode between described the first joint chair and described the second joint chair.
4. doubleway output terminal box according to claim 3 is characterized in that, the side with described diode mount pad vicinity on described the first joint chair is provided with cable joint, and described cable joint is connected with described output cable.
5. doubleway output terminal box according to claim 4, it is characterized in that, be provided with cable end at described output cable and described cable joint place, described cable end has concrete flexible cydariform profile, and the maximum outside diameter of described cable end is greater than the internal diameter of described cable joint.
6. doubleway output terminal box according to claim 4 is characterized in that, described output cable comprises that cable body is set in sealing ring, hold-down ring and the tappet head on the described cable body successively.
7. doubleway output terminal box according to claim 1 is characterized in that, also is arranged with a plug in the outside of described output.
8. doubleway output terminal box according to claim 4, it is characterized in that, output interface in the middle of described doubleway output terminal box also further comprises one, output interface is fixed on the described box body in the middle of described, one section of output interface is connected with described cable joint in the middle of described, and the other end of described centre output interface is connected with described output.
9. doubleway output terminal box according to claim 4 is characterized in that, described output cable adopts the form that pours into fluid sealant to seal and fixes.
10. doubleway output terminal box according to claim 1 is characterized in that, described output has comprised 1 positive pole, two outputs of 1 negative pole, and the 3rd output of at least 1 positive pole or 1 negative pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204564245U CN202855768U (en) | 2012-09-10 | 2012-09-10 | Dual-output junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204564245U CN202855768U (en) | 2012-09-10 | 2012-09-10 | Dual-output junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855768U true CN202855768U (en) | 2013-04-03 |
Family
ID=47986935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204564245U Expired - Fee Related CN202855768U (en) | 2012-09-10 | 2012-09-10 | Dual-output junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855768U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467658A (en) * | 2014-11-07 | 2015-03-25 | 日地太阳能电力股份有限公司 | Double-voltage output photovoltaic junction box |
| CN107054128A (en) * | 2017-03-22 | 2017-08-18 | 聊城中通轻型客车有限公司 | A kind of electric motor coach two-way access type battery means of defence |
-
2012
- 2012-09-10 CN CN2012204564245U patent/CN202855768U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467658A (en) * | 2014-11-07 | 2015-03-25 | 日地太阳能电力股份有限公司 | Double-voltage output photovoltaic junction box |
| CN107054128A (en) * | 2017-03-22 | 2017-08-18 | 聊城中通轻型客车有限公司 | A kind of electric motor coach two-way access type battery means of defence |
| CN107054128B (en) * | 2017-03-22 | 2023-06-16 | 中通客车股份有限公司 | Double-way access type storage battery protection method for electric motor coach |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Port Street Zhen Cheng Road Jiangyin City, Jiangsu province 214400 No. 1415 Patentee after: Jiangsu Nuclear Nnew Solar Power Co., Ltd. Address before: 214400 Jiangsu province Jiangyin Shengang Street Zhen Cheng Road No. 1415 Patentee before: Jiangsu Hosun Solar Power Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20180910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |