CN218867528U

CN218867528U - Novel photovoltaic divides one to go out two branch line structures

Info

Publication number: CN218867528U
Application number: CN202222653546.XU
Authority: CN
Inventors: 曾磊; 陈新初; 周民
Original assignee: Suzhou Xtong Photovoltaic Technology Co ltd
Current assignee: Suzhou Xtong Photovoltaic Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-04-14
Anticipated expiration: 2032-10-09

Abstract

A novel photovoltaic one-outlet-two-branch structure comprises a shell, wherein a first cable is arranged at one end of the shell, a second cable and a third cable are arranged at the other end of the shell, and the first cable, the second cable and the third cable are electrically connected in the shell; the cable I, the cable II and the cable III are all fixed on the conductive metal sheet. The structure designed by the utility model has stable connection between the cables, and the connection is not unstable or the disconnection is not failed because of temperature rise or cable pulling; and this structure is sealed effectual, dampproofing and waterproofing, uses under being fit for each complicated environment.

Description

Novel photovoltaic divides one to go out two branch line structures

Technical Field

The utility model belongs to the technical field of the photovoltaic connector, concretely relates to novel photovoltaic divides one to go out two branch line structures.

Background

In the application of the photovoltaic connector, a photovoltaic branch line and a photovoltaic branch line are needed to be used, in the traditional photovoltaic branch line and photovoltaic branch line structure, the connection modes between cables are generally two: one is that the battery cell and the battery cell are welded by tin soldering, but when the photovoltaic connector is abnormal, the temperature of the battery cell rises and exceeds the melting point (231.89 ℃) of tin, the tin soldering is melted, and the connection between the battery cell and the battery cell is unstable or broken; the other is to mechanically screw the battery core and the battery core, but the mechanical screwing force is usually only 200N to 300N, and when the cable is pulled by external force during use or installation, the connection of the battery core is loosened or disconnected; resulting in unstable or failed cable connections.

Therefore, a novel photovoltaic branch-off structure is designed to solve the problems.

It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention, and is set forth for facilitating understanding of those skilled in the art. These solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present invention.

Disclosure of Invention

For overcoming the not enough among the above-mentioned prior art, the utility model aims to provide a novel photovoltaic divides one to go out two branch line structures.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: a novel photovoltaic one-outlet-two-branch structure comprises a shell, wherein a first cable is arranged at one end of the shell, a second cable and a third cable are arranged at the other end of the shell, and the first cable, the second cable and the third cable are electrically connected in the shell; the cable I, the cable II and the cable III are all fixed on the conductive metal sheet.

The preferable technical scheme is as follows: the conductive metal sheet is provided with three regions, including a first region, a second region and a third region, the second region is located between the first region and the third region, the end portion electric core of the first cable is fixed in the second region, and the end portion electric core of the second cable and the end portion electric core of the third cable are respectively fixed in the first region and the third region.

The preferable technical scheme is as follows: the shell is internally provided with a plurality of supporting columns, and the conductive metal sheet is provided with a plurality of jacks in one-to-one correspondence with the supporting columns.

The preferable technical scheme is as follows: the jacks are arranged in three numbers and are respectively arranged on the first area, the second area and the third area of the conductive metal sheet.

The preferable technical scheme is as follows: the shell comprises an upper box body and a lower box body, and the support column is located on the inner bottom surface of the lower box body.

The preferable technical scheme is as follows: the upper box body is provided with a through hole, and the through hole is communicated with the inner cavity of the shell.

The preferable technical scheme is as follows: the conductive metal sheet is a copper sheet.

Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:

the structure designed by the utility model has stable connection between the cables, and can not cause unstable connection or disconnection failure due to temperature rise or cable pulling; and this structure is sealed effectual, dampproofing and waterproofing, uses under being fit for each complicated environment.

Drawings

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is a schematic view of a part of the structure of the present invention.

Fig. 3 is a schematic view of the lower case.

Fig. 4 is a schematic view of the housing.

Fig. 5 is a schematic view of a conductive metal sheet.

In the above figures, 1, a housing; 101. an upper box body; 102. a lower box body; 2. a first cable; 3. a second cable; 4. a third cable; 5. a conductive metal sheet; 501. a first region; 502. a second region; 503. a third region; 6. a support pillar; 7. and (4) inserting the jack.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 5. It should be understood that, in the description of the present invention, 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, or the directions or positional relationships that the products of the present invention are usually placed when they are used, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1 to 5, a novel photovoltaic branch line structure with one branch line and two branch lines comprises a shell 1, wherein a first cable 2 is arranged at one end of the shell 1, a second cable 3 and a third cable 4 are arranged at the other end of the shell 1, and the first cable 2 is electrically connected with the second cable 3 and the third cable 4 in the shell 1; the inside of casing 1 is provided with electrically conductive sheetmetal 5, and cable one 2, cable two 3, cable three 4 are all fixed on electrically conductive sheetmetal 5. The conductive metal sheet 5 is provided with three regions including a first region 501, a second region 502 and a third region 503, the second region 502 is located in the middle of the first region 501 and the third region 503, the end cell of the cable one 2 is fixed in the second region 502, and the end cell of the cable two 3 and the end cell of the cable three 4 are fixed in the first region 501 and the third region 503 respectively. A plurality of support columns 6 are arranged inside the shell 1, and a plurality of jacks 7 which are in one-to-one correspondence with the support columns 6 are formed in the conductive metal sheet 5. The housing 1 includes an upper case 101 and a lower case 102, and the support column 6 is located on the inner bottom surface of the lower case 102. The upper box 101 is provided with a through hole, and the through hole is communicated with the inner cavity of the casing 1.

The preferred embodiment is: as shown in fig. 5, three insertion holes 7 are provided, and are opened in the first region 501, the second region 502, and the third region 503 of the conductive metal sheet 5, respectively. So that the conductive metal sheet 5 can be stably placed on the upper end of the supporting post 6.

The preferred embodiment is: the conductive metal sheet 5 is a copper sheet. The copper material has good conductivity, high melting point and good strength.

The principle is as follows: place cable 2 and cable two 3, the electric core of cable three 4 respectively in the corresponding region of conductive metal piece 5, weld electric core on conductive metal piece 5 through resistance welding, conductive metal piece 5 passes through jack 7 location at the support column 6 upper end of box body 102 down, it is fixed after assembling casing 1 with box body 102 down with last box body 101, casing 1 adopts insulating material to make, follow the through-hole again to the inside encapsulating of casing 1, both guaranteed that 1 inner structure of casing is firm also strengthened the insulating action.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A novel photovoltaic one-tap-two-branch structure comprises a shell (1), wherein a first cable (2) is arranged at one end of the shell (1), a second cable (3) and a third cable (4) are arranged at the other end of the shell (1), and the first cable (2), the second cable (3) and the third cable (4) are electrically connected in the shell (1); the method is characterized in that: the cable is characterized in that a conductive metal sheet (5) is arranged inside the shell (1), and the first cable (2), the second cable (3) and the third cable (4) are fixed on the conductive metal sheet (5).

2. The novel photovoltaic one-out-two branch structure of claim 1, wherein: the conductive metal sheet (5) is provided with three regions, wherein the three regions comprise a first region (501), a second region (502) and a third region (503), the second region (502) is located between the first region (501) and the third region (503), an end cell of the first cable (2) is fixed in the second region (502), and an end cell of the second cable (3) and an end cell of the third cable (4) are respectively fixed in the first region (501) and the third region (503).

3. The novel photovoltaic one-out-two branch structure as claimed in claim 2, wherein: the novel LED lamp is characterized in that a plurality of supporting columns (6) are arranged inside the shell (1), and a plurality of jacks (7) corresponding to the supporting columns (6) one to one are formed in the conductive metal sheet (5).

4. The novel photovoltaic one-tap two-branch structure of claim 3, which is characterized in that: the number of the jacks (7) is three, and the jacks are respectively arranged on the first region (501), the second region (502) and the third region (503) of the conductive metal sheet (5).

5. The novel photovoltaic one-out-two branch structure as claimed in claim 4, wherein: the shell (1) comprises an upper box body (101) and a lower box body (102), and the supporting columns (6) are located on the inner bottom surface of the lower box body (102).

6. The novel photovoltaic one-tap two-branch structure of claim 5, which is characterized in that: the upper box body (101) is provided with a through hole, and the through hole is communicated with the inner cavity of the shell (1).

7. The novel photovoltaic one-out-two branch structure as claimed in claim 6, wherein: the conductive metal sheet (5) is a copper sheet.