CN204334466U - Photovoltaic junction box and photovoltaic module - Google Patents
Photovoltaic junction box and photovoltaic module Download PDFInfo
- Publication number
- CN204334466U CN204334466U CN201420804250.6U CN201420804250U CN204334466U CN 204334466 U CN204334466 U CN 204334466U CN 201420804250 U CN201420804250 U CN 201420804250U CN 204334466 U CN204334466 U CN 204334466U
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- Prior art keywords
- junction box
- photovoltaic junction
- solar panel
- conducting terminal
- photovoltaic
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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 discloses a kind of photovoltaic junction box and photovoltaic module, and this photovoltaic junction box is arranged on the surface of solar panel, and described photovoltaic junction box comprises: box body; Conducting terminal, is contained in the box body of described photovoltaic junction box; And diode, be arranged on described conducting terminal.Described conducting terminal has the first side wall vertical with the surface of described solar panel, and described diode is arranged on the first side wall of described conducting terminal.In the utility model, because diode is arranged in the upright side walls vertical with solar panel of conducting terminal, therefore, add the distance between diode and solar panel, the heat that can effectively prevent diode from operationally producing is passed on solar panel, thus improves the generating efficiency of solar panel.
Description
Technical field
The utility model relates to and is a kind ofly arranged on the photovoltaic junction box on solar panel and has the photovoltaic module of this photovoltaic junction box.
Background technology
Solar panel (or being called solar panel) is the device collected solar energy and solar energy is converted to electric energy.The electric current that each solar panel produces is faint, needs to be electrically connected to each other together by multiple solar panel with photovoltaic junction box, the electric current that multiple solar panel produces is gathered together output.
In the prior art, photovoltaic junction box is generally directly installed on corresponding solar panel and with the busbar of solar panel and is electrically connected.Conducting terminal is installed in photovoltaic junction box and is connected electrically in the diode on conducting terminal.In the prior art, the conventional modes of emplacement of diode is fixed on the horizontal surface parallel with solar panel of conducting terminal by the mode such as soldering, electric resistance welding it.This modes of emplacement causes diode too near solar panel, that is, the hypotelorism between diode and solar panel, and diode operationally can produce a large amount of heats, is as easy as rolling off a logly delivered on panel, thus causes solar panel decrease of power generation.
In addition, in the prior art, because diode is fixed on the horizontal surface parallel with solar panel of conducting terminal, therefore, conducting terminal needs to have larger horizontal surface, and this can cause the length of photovoltaic junction box and width dimensions comparatively large, is unfavorable for the miniaturization of photovoltaic junction box.
Utility model content
The purpose of this utility model is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
An object of the present utility model is the photovoltaic module providing a kind of photovoltaic junction box and comprise this photovoltaic junction box, its heat that can prevent diode from operationally producing is passed on solar panel, thus improves the generating efficiency of solar panel.
Another object of the present utility model is to provide a kind of photovoltaic junction box, and it has less length and width, thus achieves the miniaturization of photovoltaic junction box.
According to an aspect of the present utility model, provide a kind of photovoltaic junction box, this photovoltaic junction box is arranged on the surface of solar panel, and described photovoltaic junction box comprises: box body; Conducting terminal, is contained in the box body of described photovoltaic junction box; And diode, be arranged on described conducting terminal.Described conducting terminal has the first side wall vertical with the surface of described solar panel, and described diode is arranged on the first side wall of described conducting terminal.
According to the embodiment of an exemplary of the present utility model, described conducting terminal also comprises: diapire; With the second sidewall, relative with described the first side wall, wherein said the first side wall and described second sidewalls orthogonal in described diapire, and upwards extend from the both sides of described diapire respectively vertically.
According to the embodiment of another exemplary of the present utility model, described conducting terminal also comprises: flank, described flank is perpendicular to described second sidewall, and extend outwardly from described second sidewall horizontal, busbar on wherein said solar panel is introduced from the diapire of described photovoltaic junction box, and is electrically connected on the flank of described conducting terminal.
According to the embodiment of another exemplary of the present utility model, described flank is formed a depressed part, and described depressed part has planar bottom surface, and the end of described busbar is positioned in described depressed part, and is welded in the planar bottom surface of described depressed part.
According to the embodiment of another exemplary of the present utility model, also comprise: the first wire, its one end is introduced from one end of described box body, and is electrically connected on a conducting terminal; With the second wire, its one end is introduced from the other end of described box body, and is electrically connected on another conducting terminal.
According to the embodiment of another exemplary of the present utility model, one end of described first wire is welded or is crimped onto on a described conducting terminal, and one end of described second wire is welded or is crimped onto on another conducting terminal described.
According to the embodiment of another exemplary of the present utility model, described photovoltaic junction box has at least two conducting terminals, and is electrically connected with a diode between adjacent two conducting terminals.
According to the embodiment of another exemplary of the present utility model, described photovoltaic junction box has four conducting terminals and three diodes, and described four conducting terminals are arranged in a row along the length direction of described box body.
According to the embodiment of another exemplary of the present utility model, described diode is flap-type diode, and described flap-type diode is welded in surface-pasted mode on the outside of the first side wall of described conducting terminal.
According to another aspect of the present utility model, a kind of photovoltaic module is provided, comprises: solar panel; And photovoltaic junction box, be arranged on described solar panel, and be electrically connected with the busbar of described solar panel.Wherein, described photovoltaic junction box is the photovoltaic junction box limited according to aforementioned any embodiment.
According to the embodiment of an exemplary of the present utility model, described solar panel is mono-crystalline silicon solar panel, polycrystalline silicon solar panel, thin-film solar panels or double wave photovoltaic panel.
According in the photovoltaic junction box of each embodiment above-mentioned of the present utility model, because diode is arranged in the upright side walls vertical with solar panel of conducting terminal, therefore, add the distance between diode and solar panel, the heat that can effectively prevent diode from operationally producing is passed on solar panel, thus improves the generating efficiency of solar panel.
By the description hereinafter done the utility model with reference to accompanying drawing, other object of the present utility model and advantage will be apparent, and can help there is comprehensive understanding to the utility model.
Accompanying drawing explanation
Fig. 1 display is according to the photovoltaic junction box of embodiment of an exemplary of the present utility model and the schematic perspective view of solar panel;
Fig. 2 shows the enlarged diagram of the photovoltaic junction box in Fig. 1;
Fig. 3 shows the enlarged diagram of the conducting terminal in the photovoltaic junction box in Fig. 2; With
Fig. 4 shows the solar panel shown in Fig. 1 and is arranged on the generalized section of the photovoltaic junction box on this solar panel.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model execution mode is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
In addition, in the following detailed description, for ease of explaining, many concrete details have been set forth to provide the complete understanding to this disclosure embodiment.But significantly, one or more embodiment also can be implemented when not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
According to general technical design of the present utility model, provide a kind of photovoltaic junction box, this photovoltaic junction box is arranged on the surface of solar panel, and described photovoltaic junction box comprises: box body; Conducting terminal, is contained in the box body of described photovoltaic junction box; And diode, be arranged on described conducting terminal.Described conducting terminal has the first side wall vertical with the surface of described solar panel, and described diode is arranged on the first side wall of described conducting terminal.
Fig. 1 display is according to the photovoltaic junction box 100 of the embodiment of an exemplary of the present utility model and the schematic perspective view of solar panel 200.
In the embodiment of an exemplary of the present utility model, as shown in Figure 1, a kind of photovoltaic junction box 100 is disclosed.The surface that this photovoltaic junction box 100 is arranged on solar panel 200 is electrically connected with the busbar (not shown) of solar panel 200.
Fig. 2 shows the enlarged diagram of the photovoltaic junction box 200 in Fig. 1.Fig. 4 shows the solar panel 200 shown in Fig. 1 and is arranged on the generalized section of the photovoltaic junction box 100 on this solar panel 200.
In the embodiment of an exemplary of the present utility model, as shown in Figure 2, the diode 110 that photovoltaic junction box 100 mainly comprises box body, is contained in the multiple conducting terminals 120 in box body and is arranged on conducting terminal 120.
Refer to Fig. 2 and Fig. 4, in the illustrated embodiment in which, conducting terminal 120 has the first side wall 121 vertical with the surface of solar panel 200, and diode 110 is arranged on the first side wall 121 of conducting terminal 120.Like this, just can increase the distance between diode 110 and solar panel 200, the heat that can effectively prevent diode 110 from operationally producing is passed on solar panel 200, thus improves the generating efficiency of solar panel.In addition, because diode 110 is arranged in the upright side walls 121 vertical with solar panel 200 of conducting terminal 120, therefore, conducting terminal does not need to have larger horizontal surface, this greatly reduces length and the width dimensions of photovoltaic junction box, thus the miniaturization of photovoltaic junction box 100 can be realized.Because photovoltaic junction box 100 of the present utility model has less width and length dimension, therefore, it can be applicable to various types of solar panel, such as, and mono-crystalline silicon solar panel, polycrystalline silicon solar panel, thin-film solar panels and double wave photovoltaic panel.
Fig. 3 shows the enlarged diagram of the conducting terminal 120 in the photovoltaic junction box 100 in Fig. 2.
As shown in Figure 3, in the embodiment of an exemplary of the present utility model, conducting terminal 120 also comprises diapire 123 and the second sidewall 122.Second sidewall 122 is relative with the first side wall 121.The first side wall 121 and the second sidewall 122 perpendicular to diapire 123, and upwards extend from the both sides of diapire 123 respectively vertically.
Please continue see Fig. 2 and Fig. 3, in the illustrated embodiment in which, conducting terminal 120 also comprises a flank 124, and this flank 124 perpendicular to the second sidewall 122, and flatly extends outwardly from the second sidewall 122.Like this, the busbar on solar panel 200 can be introduced from the diapire of photovoltaic junction box 100, and is electrically connected on the flank 124 of conducting terminal 120.
As shown in Figures 2 and 3, in the embodiment of an exemplary of the present utility model, flank 124 is formed a depressed part 125, this depressed part 125 has planar bottom surface, the end of busbar can be positioned in this depressed part 125, and adopt soldering, the mode of electric resistance welding is welded in the planar bottom surface of depressed part 125, thus busbar reliably can be electrically connected on conducting terminal 120.
As shown in Figure 2, in the embodiment of an exemplary of the present utility model, photovoltaic junction box, characterized by further comprising the first wire 101 and the second wire 102.One end of first wire 101 is introduced from one end of box body, and is electrically connected on a conducting terminal 120.One end of second wire 102 is introduced from the other end of box body, and is electrically connected on another conducting terminal 120.In the embodiment of an exemplary of the present utility model, one end of the first wire 101 can weld or be crimped onto on a conducting terminal 120, and one end of the second wire 102 can weld or be crimped onto on another conducting terminal 120.
As shown in Figure 2, in the illustrated embodiment in which, photovoltaic junction box has four conducting terminals 120 and three diodes 110, and four conducting terminals 120 are arranged in a row along the length direction of box body.A diode 110 is electrically connected with between adjacent two conducting terminals 120.Please note that the utility model is not limited to illustrated embodiment, photovoltaic junction box also can have two, three, five or more conducting terminals and one, two, a four or more diode.
In the illustrated embodiment in which, as shown in Figure 2, Figure 3 and Figure 4, diode 110 is flap-type diode, and flap-type diode 110 is welded on the outside of the first side wall 121 of conducting terminal 120 in surface-pasted mode.But the utility model is not limited to illustrated embodiment, diode 110 also can the mode of dual in-line package (DIP) be welded on conducting terminal.
In the embodiment of another exemplary of the present utility model, also disclose a kind of photovoltaic module, as shown in Figure 1, this photovoltaic module comprises solar panel 200 and aforementioned photovoltaic junction box 200.Photovoltaic junction box 200 is arranged on solar panel 200, and is electrically connected with the busbar of solar panel 200.
Although be illustrated the utility model by reference to the accompanying drawings, embodiment disclosed in accompanying drawing is intended to carry out exemplary illustration to execution mode of the present utility model, and can not be interpreted as one restriction of the present utility model.
Although some embodiments of this overall utility model design have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this overall utility model design, can make a change these embodiments, scope of the present utility model is with claim and their equivalents.
It should be noted that in this article, word " comprises " does not get rid of other element or step, and word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (11)
1. a photovoltaic junction box (100), is arranged on the surface of solar panel (200), and described photovoltaic junction box (100) comprising:
Box body;
Conducting terminal (120), is contained in the box body of described photovoltaic junction box (100); With
Diode (110), is arranged on described conducting terminal (120),
It is characterized in that:
Described conducting terminal (120) has the first side wall (121) vertical with the surface of described solar panel (200), and described diode (110) is arranged on the first side wall (121) of described conducting terminal (120).
2. photovoltaic junction box according to claim 1, is characterized in that,
Described conducting terminal (120) also comprises:
Diapire (123); With
Second sidewall (122), relative with described the first side wall (121), wherein
Described the first side wall (121) and described second sidewall (122) perpendicular to described diapire (123), and upwards extend from the both sides of described diapire (123) respectively vertically.
3. photovoltaic junction box according to claim 2, is characterized in that,
Described conducting terminal (120) also comprises:
Flank (124), described flank (124) perpendicular to described second sidewall (122), and flatly extends outwardly from described second sidewall (122), wherein
Busbar on described solar panel (200) is introduced from the diapire of described photovoltaic junction box (100), and is electrically connected on the flank (124) of described conducting terminal (120).
4. photovoltaic junction box according to claim 3, is characterized in that,
Described flank (124) is formed a depressed part (125), described depressed part (125) has planar bottom surface, the end of described busbar is positioned in described depressed part (125), and is welded in the planar bottom surface of described depressed part (125).
5. photovoltaic junction box according to claim 1, is characterized in that, also comprises:
First wire (101), its one end is introduced from one end of described box body, and is electrically connected on a conducting terminal (120); With
Second wire (102), its one end is introduced from the other end of described box body, and is electrically connected on another conducting terminal (120).
6. photovoltaic junction box according to claim 5, is characterized in that:
One end of described first wire (101) is welded or is crimped onto on a described conducting terminal (120), and one end of described second wire (102) is welded or is crimped onto on described another conducting terminal (120).
7. photovoltaic junction box according to claim 1, is characterized in that:
Described photovoltaic junction box has at least two conducting terminals (120), and between adjacent two conducting terminals (120), be electrically connected with a diode (110).
8. photovoltaic junction box according to claim 7, is characterized in that:
Described photovoltaic junction box has four conducting terminals (120) and three diodes (110), and described four conducting terminals (120) are arranged in a row along the length direction of described box body.
9. photovoltaic junction box according to claim 1, is characterized in that:
Described diode (110) is flap-type diode, and described flap-type diode is welded on the outside of the first side wall (121) of described conducting terminal (120) in surface-pasted mode.
10. a photovoltaic module, comprising:
Solar panel (200); With
Photovoltaic junction box (200), is arranged on described solar panel (200), and is electrically connected with the busbar of described solar panel (200),
It is characterized in that:
Described photovoltaic junction box (200) photovoltaic junction box for limiting any one of claim 1-9.
11. photovoltaic modulies according to claim 10, is characterized in that:
Described solar panel (200) is mono-crystalline silicon solar panel, polycrystalline silicon solar panel, thin-film solar panels or double wave photovoltaic panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804250.6U CN204334466U (en) | 2014-12-17 | 2014-12-17 | Photovoltaic junction box and photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804250.6U CN204334466U (en) | 2014-12-17 | 2014-12-17 | Photovoltaic junction box and photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204334466U true CN204334466U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420804250.6U Withdrawn - After Issue CN204334466U (en) | 2014-12-17 | 2014-12-17 | Photovoltaic junction box and photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204334466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790700A (en) * | 2014-12-17 | 2016-07-20 | 泰科电子(上海)有限公司 | Photovoltaic junction box and photovoltaic module |
-
2014
- 2014-12-17 CN CN201420804250.6U patent/CN204334466U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790700A (en) * | 2014-12-17 | 2016-07-20 | 泰科电子(上海)有限公司 | Photovoltaic junction box and photovoltaic module |
| CN105790700B (en) * | 2014-12-17 | 2019-02-22 | 泰科电子(上海)有限公司 | Photovoltaic junction box and photovoltaic module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20190222 |
|
| AV01 | Patent right actively abandoned |