CN212572473U - Modular photovoltaic bypass element - Google Patents
Modular photovoltaic bypass element Download PDFInfo
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- CN212572473U CN212572473U CN202021026914.2U CN202021026914U CN212572473U CN 212572473 U CN212572473 U CN 212572473U CN 202021026914 U CN202021026914 U CN 202021026914U CN 212572473 U CN212572473 U CN 212572473U
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- conductive terminal
- modular photovoltaic
- photovoltaic bypass
- bypass element
- cable
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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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Abstract
The utility model provides a modular photovoltaic bypass component, including first conductive terminal, diode encapsulation module and second conductive terminal, diode encapsulation module locates between first conductive terminal and second conductive terminal, diode encapsulation module includes insulating plastic-sealed body and arranges the diode chip in insulating plastic-sealed body inside, the inner of first conductive terminal, the inner of second conductive terminal insert in diode encapsulation module, first conductive terminal, second conductive terminal respectively with the P utmost point and N utmost point electric connection of diode chip; the end part of the first conductive terminal or the second conductive terminal is provided with a cable riveting part. The utility model discloses can adopt same structure to be applied to in the different box bodies of split type terminal box to can avoid adding the binding post of multiple structure of production in the terminal box, save extra stamping die's input, compromise component standardization and cost, make things convenient for the management of the spare part in the production process.
Description
Technical Field
The utility model relates to a solar photovoltaic power generation technical field especially relates to a modular photovoltaic bypass component.
Background
The solar photovoltaic module is a device for converting solar energy into electric energy, and in the production process of the photovoltaic module, the junction box plays an important role in effectively outputting the photovoltaic electric energy and mainly plays a role in outputting current generated by the photovoltaic module and protecting the solar photovoltaic module. The current generated by each solar panel is relatively small, and a photovoltaic junction box is needed to electrically connect a plurality of solar panels together, so that the currents generated by the plurality of solar panels are converged together and output to form a photovoltaic system reaching a certain power generation capacity. In actual use, the photovoltaic junction box is generally directly mounted on the corresponding solar panel and electrically connected to the bus bars of the solar panel. In order to facilitate installation and reduce loss, some split photovoltaic junction boxes appear. As shown in fig. 1, fig. 1 is a schematic structural diagram of a box body and a box cover of a three-part type photovoltaic junction box, in the installation process of the three-part type photovoltaic junction box, conductive elements composed of a wiring terminal and a diode need to be installed in a left box body, a middle box body and a right box body respectively; however, in use, the left junction box and the right junction box need to be connected with cables respectively, and the middle junction box does not need to be connected with cables, so that in the existing three-split photovoltaic junction box, the structures of the conductive elements inside the middle junction box are different from those inside the left junction box and the right junction box, that is, the conductive elements inside the left junction box and the right junction box are respectively provided with cable connecting structures, and two ends of the conductive elements inside the middle junction box are not provided with cable connecting structures.
Disclosure of Invention
The utility model aims at solving the shortcoming that exists among the prior art, and the modular photovoltaic bypass component that proposes is applied to the conductive element of a structure in the different boxes of three split type terminal boxes, avoids producing the conductive element of multiple structure, improves production efficiency, saves manufacturing cost, makes things convenient for spare part management.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a modular photovoltaic bypass element comprises a first conductive terminal, a diode packaging module and a second conductive terminal, wherein the diode packaging module is arranged between the first conductive terminal and the second conductive terminal and comprises an insulating plastic-sealed body and a diode chip arranged in the insulating plastic-sealed body, the inner end of the first conductive terminal and the inner end of the second conductive terminal are inserted into the diode packaging module, and the first conductive terminal and the second conductive terminal are respectively electrically connected with a P pole and an N pole of the diode chip; and the end part of any one of the first conductive terminal and the second conductive terminal is provided with a cable riveting part.
Preferably, the cable riveting portion extends from an end of the first conductive terminal or the second conductive terminal and is formed into an integral structure with the first conductive terminal or the second conductive terminal through stamping.
Preferably, the cable riveting portion is U-shaped, and two sides of the U-shaped portion are provided with grooves.
Preferably, a connection portion with a folded height is disposed between the cable riveting portion and the planar portion of the first conductive terminal or the second conductive terminal.
Preferably, the end of the cable riveting part is provided with a boss extending outwards.
Preferably, a first slot through which a bus bar passes is arranged on the first conductive terminal close to the insulating plastic package body; and a second slot hole for the bus belt to pass through is formed in the second conductive terminal close to the insulating plastic package body.
Preferably, a first bus bar welding area is arranged on the first conductive terminal; and a second bus bar welding area is arranged on the second conductive terminal.
Preferably, at least one first positioning hole is formed in the first conductive terminal; the second conductive terminal is provided with at least one second positioning hole.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model adopts the integrated packaging technology of the conductive terminal and the diode, avoids secondary switching, and enhances the conductivity and the heat dissipation capacity of the diode; the end parts of the first conductive terminal or the second conductive terminal are provided with cable riveting parts, when the conductive terminal is applied to a left junction box or a right junction box, the cable riveting parts are respectively connected with cables, when the conductive terminal is applied to a middle junction box, the cable riveting parts are not connected with the cables, so that the same structure can be applied to different boxes of the split junction box, the wiring terminals of various structures can be prevented from being produced when the junction box is processed, the investment of an additional stamping die is saved, the element standardization and the cost are both considered, the management of parts in the production process is facilitated, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a box body and a box cover of a three-split photovoltaic junction box;
fig. 2 is a perspective view of a modular photovoltaic bypass element according to embodiment 1 of the present invention;
fig. 3 is a top view of a modular photovoltaic bypass element according to embodiment 1 of the present invention;
fig. 4 is a front view of a modular photovoltaic bypass element according to embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of a modular photovoltaic bypass element according to embodiment 1 of the present invention applied to a three-part photovoltaic junction box.
In the figure, 100-a three-split photovoltaic junction box, 200-a modular photovoltaic bypass element, 10-a first conductive terminal, 11-a first slot hole, 12-a first bus bar welding area, 13-a first positioning hole, 20-a diode packaging module, 21-an insulating plastic packaging body, 22-a diode chip, 30-a second conductive terminal, 31-a connecting part, 32-a second slot hole, 33-a second bus bar welding area, 34-a second positioning hole, 35-a U-shaped groove, 40-a cable riveting part, 41-a slot and 42-a boss.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a box body and a box cover of a three-part photovoltaic junction box, where the three-part photovoltaic junction box 100 includes a left junction box, a middle junction box and a right junction box, and in use, the left junction box and the right junction box need to be connected with cables respectively, and the middle junction box does not need to be connected with cables. In the existing three-split photovoltaic junction box 100, the connecting terminal in the middle junction box is inconsistent with the connecting terminal in the left junction box and the right junction box in structure, so that stamping dies with various structures are required to be configured during production and manufacturing, the production cost is increased, and the management of parts is inconvenient.
In order to solve the problems, the utility model provides a modular photovoltaic bypass element, which can be applied to different boxes of a three-part photovoltaic junction box by adopting the same structure, can save the investment of an additional stamping die, reduce the production cost and simultaneously facilitate the management of photovoltaic assembly parts; referring to fig. 2 to 4, fig. 2 is a perspective view of a modular photovoltaic bypass element according to embodiment 1 of the present invention; fig. 3 is a top view of a modular photovoltaic bypass element according to embodiment 1 of the present invention; fig. 4 is a front view of a modular photovoltaic bypass element according to embodiment 1 of the present invention; the utility model discloses a modular photovoltaic bypass component 200 of embodiment 1, including first conductive terminal 10, diode encapsulation module 20 and second conductive terminal 30, diode encapsulation module 20 is located between first conductive terminal 10 and second conductive terminal 30, diode encapsulation module 20 includes insulating plastic-sealed body 21 and places the diode chip 22 inside insulating plastic-sealed body 21, the inner of first conductive terminal 10, the inner of second conductive terminal 30 insert in diode encapsulation module 20, first conductive terminal 10, second conductive terminal 30 are connected with the P utmost point and the N utmost point of diode chip 22 respectively; the utility model discloses an integrated integration packaging technology of conductive terminal and diode avoids the secondary switching, has strengthened the electric conductivity of diode, can also simplify the technology, reduces modular photovoltaic bypass component's volume.
The utility model discloses an among the modular photovoltaic bypass component, the tip of arbitrary one conductive terminal in first conductive terminal 10, the second conductive terminal 30 is equipped with cable conductor riveting portion 40. The cable riveting portion 40 is integrally formed with the first conductive terminal 10 or the second conductive terminal 30 by extending from an end of the first conductive terminal 10 or the second conductive terminal 30 through stamping. Referring to fig. 2 to 4, in embodiment 1 of the present invention, the cable riveting portion 40 is disposed at the end of the second conductive terminal 30, so as to facilitate the riveting of the modular photovoltaic bypass element 200 and the cable when the photovoltaic junction box is mounted. The cable riveting portion 40 extends from the end of the second conductive terminal 30 and is formed with the second conductive terminal 30 into an integral structure through stamping. The utility model discloses an in the preferred embodiment, cable conductor riveting portion 40 is the U type, and its U type both sides are equipped with fluting 41, and it can realize the segmentation riveting, improves the intensity and the reliability of riveting the connection.
The utility model discloses an among the modular photovoltaic bypass component, be provided with the connecting portion that have the height of turning up between the plane part of cable conductor riveting portion 40 and first conductive terminal 10 or second conductive terminal 30. Referring to fig. 2 or fig. 4, in embodiment 1 of the present invention, a connection portion 31 having a folded height is disposed between the cable riveting portion 40 and the planar portion of the second conductive terminal 30. The connecting portion 31 can improve the connection strength and the over-current capability of the plane portion of the cable riveting portion 40 and the second conductive terminal 30, and can also be used as a baffle when a cable is inserted, so that the cable is prevented from being excessively inserted, the riveting and fixing of the end portion of the cable are facilitated, and the cable riveting and fixing efficiency is improved. Referring to fig. 2 or fig. 3, U-shaped grooves 35 are further disposed on two sides of a connection portion between the second conductive terminal 30 and the connection portion 31, so as to avoid stress concentration at the connection portion and improve the structural strength of the modular photovoltaic bypass component 200.
Preferably, the end of the cable riveting portion 40 is provided with a boss 42 extending outwards, which can prevent the cable from being damaged by pressing the skin of the cable when riveting the cable, and avoid the situation of electric leakage.
Preferably, a first slot 11 for the bus bar to pass through is arranged on the first conductive terminal 10 close to the insulating plastic package body 21, so that the bus bar is convenient to mount; the second conductive terminal 30 is provided with a second slot 32 for the bus bar to pass through, which is close to the insulating plastic package body 21, so that the bus bar is convenient to mount.
Preferably, the first conductive terminal 10 is provided with a first bus bar welding area 12; the second conductive terminal 30 is provided with a second bus bar soldering region 33. The first bus bar welding area 12 may be a structure formed by a plane protrusion or a plane depression of the first conductive terminal 10, and the second bus bar welding area 33 may be a structure formed by a plane protrusion or a plane depression of the second conductive terminal 30, so that a worker can conveniently and quickly position the bus bar when welding the bus bar, and the welding position deviation can be avoided. Referring to fig. 2 to 4, in an embodiment of the present invention, the first bus bar welding area 12 is a rectangular structure formed by the planar protrusions of the first conductive terminal 10, and the second bus bar welding area 33 is a rectangular structure formed by the planar protrusions of the second conductive terminal 30, but the present invention is not limited thereto.
Preferably, the first conductive terminal 10 is provided with at least one first positioning hole 13; the second conductive terminal 30 is provided with at least one second positioning hole 34. First locating hole 13, second locating hole 34 are used for will the utility model discloses a modular photovoltaic bypass component 200 carries out quick location installation when installing in the photovoltaic terminal box and fixes.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a modular photovoltaic bypass element according to embodiment 1 of the present invention applied to a three-part photovoltaic junction box. The utility model discloses an in modular photovoltaic bypass component 200 was applied to three split type photovoltaic terminal boxes 100, installation looks isostructure's modular photovoltaic bypass component 200 in left box body, well box body, the right box body, the cable conductor riveting 40 of modular photovoltaic bypass component 200 in the left box body is corresponding with the cable conductor that left box body is connected, and the cable conductor riveting 40 of modular photovoltaic bypass component 200 in the right box body is corresponding with the cable conductor that right box body is connected. In the installation, the cable conductor is connected respectively with the cable conductor riveting portion 40 of the inside modular photovoltaic bypass component 200 of right box body to left side box body, the cable conductor riveting portion 40 of the inside modular photovoltaic bypass component 200 of well box body does not connect the cable conductor, thereby can adopt a structure to be applied to different box bodies, satisfy the installation demand, avoid adding man-hour binding post of producing multiple structure at the terminal box, save extra stamping die's input, and make things convenient for the management of spare part in the production process, save the cost, and the efficiency is improved.
In other embodiments of the present invention, the cable riveting portion can be further disposed at the end of the first conductive terminal, and applied to the three-part photovoltaic junction box, the cable riveting portion 40 of the modular photovoltaic bypass element 200 in the left box body corresponds to the cable connected to the left box body, and the cable riveting portion 40 of the modular photovoltaic bypass element 200 in the right box body corresponds to the cable connected to the right box body. In the installation, the cable conductor is connected respectively with the cable conductor riveting portion 40 of the inside modular photovoltaic bypass component 200 of right box body to left side box body, the cable conductor riveting portion 40 of the inside modular photovoltaic bypass component 200 of well box body does not connect the cable conductor, thereby can adopt a structure to be applied to different box bodies, satisfy the installation demand, avoid adding man-hour binding post of producing multiple structure at the terminal box, save extra stamping die's input, and make things convenient for the management of spare part in the production process, save the cost, and the efficiency is improved.
To sum up, the utility model provides a modular photovoltaic bypass component, which adopts the integrated packaging technology of conductive terminals and diodes, avoids secondary switching, and enhances the conductivity and heat dissipation capability of the diodes; the end parts of the first conductive terminal or the second conductive terminal are provided with cable riveting parts, when the modular photovoltaic bypass element is applied to a left box body or a right box body, the cable riveting parts are respectively connected with cables, when the modular photovoltaic bypass element is applied to a middle box body, the cable riveting parts are not connected with the cables, and a structure can be adopted to be applied to different box bodies of the split type junction box, so that wiring terminals of various structures can be prevented from being produced when the junction box is processed, the investment of an additional stamping die is saved, the management of parts in the production process is facilitated, the cost is saved, and the efficiency is improved.
The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.
Claims (8)
1. A modular photovoltaic bypass element, characterized by: the diode packaging module is arranged between the first conductive terminal and the second conductive terminal, the diode packaging module comprises an insulating plastic package body and a diode chip arranged in the insulating plastic package body, the inner end of the first conductive terminal and the inner end of the second conductive terminal are inserted into the diode packaging module, and the first conductive terminal and the second conductive terminal are electrically connected with a P pole and an N pole of the diode chip respectively; and the end part of any one of the first conductive terminal and the second conductive terminal is provided with a cable riveting part.
2. The modular photovoltaic bypass element of claim 1, wherein: the cable riveting part extends from the end part of the first conductive terminal or the second conductive terminal and is formed into an integral structure with the first conductive terminal or the second conductive terminal through stamping processing.
3. The modular photovoltaic bypass element of claim 2, wherein: the cable riveting part is U-shaped, and two sides of the U-shaped are provided with grooves.
4. The modular photovoltaic bypass element of claim 3, wherein: and a connecting part with a folded height is arranged between the cable riveting part and the plane part of the first conductive terminal or the second conductive terminal.
5. The modular photovoltaic bypass element of claim 3, wherein: and a boss extending outwards is arranged at the end part of the cable riveting part.
6. The modular photovoltaic bypass element of claim 1, wherein: a first slot hole for a bus belt to pass through is formed in the first conductive terminal close to the insulating plastic package body; and a second slot hole for the bus belt to pass through is formed in the second conductive terminal close to the insulating plastic package body.
7. The modular photovoltaic bypass element of claim 1, wherein: a first bus bar welding area is arranged on the first conductive terminal; and a second bus bar welding area is arranged on the second conductive terminal.
8. The modular photovoltaic bypass element of claim 1, wherein: the first conductive terminal is provided with at least one first positioning hole; the second conductive terminal is provided with at least one second positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021026914.2U CN212572473U (en) | 2020-06-08 | 2020-06-08 | Modular photovoltaic bypass element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021026914.2U CN212572473U (en) | 2020-06-08 | 2020-06-08 | Modular photovoltaic bypass element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212572473U true CN212572473U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021026914.2U Active CN212572473U (en) | 2020-06-08 | 2020-06-08 | Modular photovoltaic bypass element |
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|---|---|
| CN (1) | CN212572473U (en) |
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2020
- 2020-06-08 CN CN202021026914.2U patent/CN212572473U/en active Active
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