CN219041733U

CN219041733U - Junction box special for photovoltaic panel

Info

Publication number: CN219041733U
Application number: CN202223294248.2U
Authority: CN
Inventors: 王建
Original assignee: Dongguan New Jinyangguang Electrical Technology Co ltd
Current assignee: Dongguan New Jinyangguang Electrical Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-16
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to a special junction box for a photovoltaic panel, which comprises a disk-shaped base, a diode, terminals and connecting wires, wherein the disk-shaped base, the diode and the terminals are arranged in a split mode, the terminals are used for connecting photovoltaic bus bars, the connecting wires are used for connecting different photovoltaic connectors, the base is provided with a containing groove, and the diode and the terminals are transversely arranged in the containing groove; the terminals are arranged at two sides of the diode and are respectively connected with two ends of the diode; the connecting wire is perpendicular to the base and connected with the terminal; the terminal is provided with a slot with an opening direction perpendicular to the base; when assembled, the photovoltaic bus bar is inserted into the slot from the lower end of the terminal. The terminal is transversely arranged in the accommodating groove, so that the size of the junction box is reduced, the connecting wire is perpendicular to the base and connected with the terminal, and the photovoltaic module is perfectly combined with a vehicle, a roof, a curtain wall and the like in a vertical wire outlet mode, so that the junction box is more attractive.

Description

Junction box special for photovoltaic panel

Technical Field

The utility model relates to the field of junction boxes of photovoltaic panels, in particular to a junction box special for a photovoltaic panel.

Background

Most of outgoing line modes of vehicle-mounted photovoltaic modules applied to the market at present are parallel outgoing line modes, a vehicle-mounted photovoltaic panel extends out of a photovoltaic panel bus bar to be connected with a junction box, and the existing junction box is large in size, so that the photovoltaic modules cannot be well combined with a vehicle, a roof, a curtain wall and the like, and attractive appearance is affected.

Disclosure of Invention

The utility model aims to provide a junction box special for a photovoltaic panel, which has small volume and can lead a photovoltaic module to be perfectly combined with a vehicle, a roof, a curtain wall and the like in a vertical wire outlet mode, so that the junction box is more attractive.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the special junction box for the photovoltaic panel comprises a disc-shaped base, a diode, terminals and connecting wires, wherein the disc-shaped base, the diode and the terminals are arranged in a split mode, the terminals are used for connecting photovoltaic bus bars, the connecting wires are used for connecting different photovoltaic connectors, the base is provided with a containing groove, and the diode and the terminals are transversely arranged in the containing groove; the terminals are arranged on two sides of the diode and are respectively connected with two ends of the diode; the connecting wire is perpendicular to the base and connected with the terminal; the terminal is provided with a slot with an opening direction perpendicular to the base; when assembled, the photovoltaic bus bar is inserted into the slot from the lower end of the terminal.

As a preferred scheme, the device further comprises a side cover used for fixing the connecting wire, the side cover is arranged on a part of the base, the side cover is provided with a limiting hole communicated with the accommodating groove, and when the device is assembled, the connecting wire extends out of the limiting hole perpendicular to the side cover.

As a preferable scheme, one side of the side cover is connected with an upper cover, and the upper cover is arranged on the base which is not covered by the other part.

As a preferable scheme, the limiting hole is connected with a guide sleeve corresponding to the connecting wire.

As a preferable scheme, one end of the side cover connected with the upper cover is provided with a surrounding edge, the surrounding edge is provided with a convex edge, and the upper cover is provided with a clamping groove matched with the convex edge.

As a preferable scheme, the photovoltaic busbar clamping device further comprises a U-shaped elastic piece used for clamping two sides of the terminal, and when the photovoltaic busbar clamping device is assembled, the U-shaped elastic piece clamps the photovoltaic busbar through the two sides of the clamping terminal.

As a preferable scheme, the upper end of the U-shaped elastic piece is provided with a yielding groove communicated with the slot, and when the U-shaped elastic piece is assembled, the bus bar extends out of the slot and penetrates out of the yielding groove.

As a preferable scheme, the two sides of the terminal are integrally connected and provided with wire clamping parts, the wire clamping parts at the two sides of the terminal are respectively connected with the electrode and the connecting wire of the diode, and the connecting wire of the wire clamping parts and the terminal is parallel to the base.

As a preferable scheme, positive and negative marks corresponding to the connecting lines are arranged on the periphery of the limiting hole.

As a preferable scheme, limiting blocks are arranged on two sides of the terminal, limiting plates corresponding to the limiting blocks are arranged on the base, and a mounting groove is formed between two adjacent limiting plates; during assembly, the terminal is installed in the mounting groove through the cooperation of stopper and limiting plate.

The utility model has the beneficial effects that:

the terminal is transversely arranged in the accommodating groove, so that the size of the junction box is reduced; the connecting wire is perpendicular to the base and connected with the terminal, and the vertical wire outlet mode enables the photovoltaic module to be perfectly combined with a car, a roof, a curtain wall and the like, so that the photovoltaic module is more attractive; thereby through setting up the photovoltaic busbar that U type shell fragment clamp terminal both sides pressed from both sides tight, can satisfy the photovoltaic busbar of a plurality of thicknesses, simple to operate is swift, with low costs.

For a clearer description of the structural features, technical means, and specific objects and functions achieved by the present utility model, the present utility model will be further described in detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is an exploded view of the structure of the present utility model;

fig. 2 is a schematic view of a vertical wire outlet according to the present utility model.

The attached drawings are used for identifying and describing:

10-a base; 11-a containing groove; 12-limiting plates;

13-mounting slots; 20-diodes; 30-terminals;

31-a wire clamping part; 32-limiting blocks; 40-connecting wires;

50-U-shaped elastic sheets; 60-side covers; 61-limiting holes;

62-a guide sleeve; 63-surrounding edges; 64-convex edge;

65-positive and negative identification; 70-upper cover; 71-card slot.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the positions or elements referred to must have specific directions, be configured and operated in specific directions, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1-2, a junction box special for a photovoltaic panel comprises a disk-shaped base 10, a diode 20, a terminal 30, connecting wires 40, side covers 60 and a U-shaped elastic sheet 50, wherein the disk-shaped base 10, the diode 20 and the terminal 30 are arranged in a split mode, the terminal 30 is used for connecting photovoltaic bus bars, the connecting wires 40 are used for connecting different photovoltaic connectors, the side covers 60 are used for fixing the connecting wires 40, the U-shaped elastic sheet 50 is used for clamping two sides of the terminal 30, the base 10 is provided with a containing groove 11, and the diode 20 and the terminal 30 are transversely arranged in the containing groove 11; the terminals 30 are arranged at two sides of the diode 20 and are respectively connected with two ends of the diode 20; the connecting wire 40 is connected with the terminal 30 perpendicular to the base 10; the terminal 30 is provided with a slot (not shown) with an opening direction perpendicular to the base 10, and the upper end of the U-shaped spring 50 is provided with a yielding groove communicated with the slot; the two sides of the terminal 30 are integrally connected with a wire clamping part 31, the wire clamping parts 31 on the two sides of the terminal 30 are respectively connected with the electrode of the diode 20 and the connecting wire 40, and the connecting wire of the wire clamping part 31 and the terminal 30 is parallel to the base 10.

The side cover 60 is arranged on a part of the base 10 in a covering manner, the side cover 60 is provided with a limiting hole 61 communicated with the accommodating groove 11, and the limiting hole 61 is connected with a guide sleeve 62 corresponding to the connecting wire 40; the periphery of the limiting hole 61 is provided with positive and negative marks 65 corresponding to the connecting wire 40, one side of the side cover 60 is connected with an upper cover 70, the upper cover 70 is arranged on the base 10 which is uncovered by the other part, one end of the side cover 60 connected with the upper cover 70 is provided with a surrounding edge 63, the surrounding edge 63 is provided with a convex edge 64, and the upper cover 70 is provided with a clamping groove 71 which is matched with the convex edge 64.

During assembly, the terminal 30 is mounted in the mounting groove 13 through the cooperation of the limiting block 32 and the limiting plate 12, the photovoltaic bus bar is inserted into the slot from the lower end of the terminal 30, the bus bar extends out of the slot and penetrates out of the position-letting groove, the U-shaped elastic sheet 50 clamps the photovoltaic bus bar by clamping two sides of the terminal 30, and the connecting wire 40 extends out of the limiting hole 61 perpendicular to the side cover 60.

In summary, the terminal 30 is transversely arranged in the accommodating groove 11, so that the size of the junction box is reduced; the connecting wire 40 is perpendicular to the base 10 and connected with the terminal 30, and the vertical wire outlet mode enables the photovoltaic module to be perfectly combined with a car, a roof, a curtain wall and the like, so that the appearance is more attractive; through setting up the thereby photovoltaic busbar of the tight terminal 30 both sides of U type shell fragment 50 clamp, can satisfy the photovoltaic busbar of a plurality of thicknesses, simple to operate is swift, with low costs.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, so any modifications, equivalents, improvements, etc. of the above embodiments according to the present utility model are still within the scope of the present utility model.

Claims

1. A special terminal box of photovoltaic board, its characterized in that: the photovoltaic bus bar comprises a disc-shaped base, a diode, a terminal and connecting wires, wherein the disc-shaped base, the diode and the terminal are arranged in a split mode, the terminal is used for connecting the photovoltaic bus bar, the connecting wires are used for connecting different photovoltaic connectors, the base is provided with a containing groove, and the diode and the terminal are transversely arranged in the containing groove; the terminals are arranged on two sides of the diode and are respectively connected with two ends of the diode; the connecting wire is perpendicular to the base and connected with the terminal; the terminal is provided with a slot with an opening direction perpendicular to the base; when assembled, the photovoltaic bus bar is inserted into the slot from the lower end of the terminal.

2. The junction box special for photovoltaic panels according to claim 1, characterized in that: the connecting wire fixing device is characterized by further comprising a side cover used for fixing the connecting wire, the side cover is arranged on a part of the base, the side cover is provided with a limiting hole communicated with the accommodating groove, and the connecting wire is perpendicular to the side cover and extends out of the limiting hole during assembly.

3. The junction box special for photovoltaic panels according to claim 2, characterized in that: one side of the side cover is connected with an upper cover, and the upper cover is arranged on the base which is not covered by the other part.

4. The junction box special for photovoltaic panels according to claim 2, characterized in that: and the limiting hole is connected with a guide sleeve corresponding to the connecting wire.

5. The junction box special for photovoltaic panels according to claim 2, characterized in that: the side cap is equipped with the surrounding edge with the one end that the upper cover is connected, the surrounding edge is equipped with the chimb, the upper cover is equipped with the draw-in groove that suits with the chimb.

6. The junction box special for photovoltaic panels according to claim 1, characterized in that: the photovoltaic bus bar is characterized by further comprising U-shaped elastic pieces used for clamping two sides of the terminal, and the U-shaped elastic pieces enable the terminal to clamp the photovoltaic bus bar through the two sides of the clamping terminal during assembly.

7. The junction box special for photovoltaic panels according to claim 6, wherein: the U-shaped elastic sheet upper end is provided with a yielding groove communicated with the slot, and when the U-shaped elastic sheet is assembled, the bus bar stretches out of the slot and penetrates out of the yielding groove.

8. The junction box special for photovoltaic panels according to claim 1, characterized in that: the two sides of the terminal are integrally connected and provided with wire clamping parts, the wire clamping parts on the two sides of the terminal are respectively connected with the electrode and the connecting wire of the diode, and the connecting wire of the wire clamping parts and the terminal is parallel to the base.

9. The junction box special for photovoltaic panels according to claim 2, characterized in that: positive and negative marks corresponding to the connecting lines are arranged on the periphery of the limiting holes.

10. The junction box special for photovoltaic panels according to claim 1, characterized in that: limiting blocks are arranged on two sides of the terminal, limiting plates corresponding to the limiting blocks are arranged on the base, and a mounting groove is formed between two adjacent limiting plates; during assembly, the terminal is installed in the mounting groove through the cooperation of stopper and limiting plate.