CN220798214U - Direct-plug photovoltaic assembly - Google Patents

Abstract

The utility model discloses a direct-plug-in photovoltaic module, which is formed by plugging a plurality of photovoltaic modules distributed in an array, wherein the photovoltaic modules are respectively provided with a male end connector and a female end connector which are matched, and adjacent photovoltaic modules are electrically connected through the male end connector and the female end connector which are matched.

Description

Direct-plug photovoltaic assembly

Technical Field

The utility model belongs to the technical field of photovoltaic modules, and particularly relates to a direct-plug-in photovoltaic module.

Background

Photovoltaic strings generally refer to solar modules. Because the output voltage of the single-chip solar cells is low, and the electrodes of the unpackaged cells are easy to fall off due to the influence of the environment, a certain number of single-chip cells are required to be sealed into a solar cell assembly in a serial-parallel connection mode so as to avoid corrosion of the cell electrodes and interconnection lines.

Along with the introduction of large silicon chip technology, the high power requirement of the photovoltaic string is increasingly improved, so that the size of the photovoltaic string is larger and larger, the production capacity of the existing glass factory in the industry is exceeded, the production requirement can be met by equipment upgrading and reconstruction, and the production cost is increased.

In the prior art, the current photovoltaic string basically leads out positive and negative wires from a junction box, the wire end is provided with an MC4 type plug connector, about 20 pieces of each string component are connected with each other in a plug-in manner, and the MC4 head of the positive and negative wire ends of the head-tail components of the whole string are connected with the MC4 head of the photovoltaic cable end of the bus box or the string inverter;

the connection line between each module is long, so that the pressure drop and the power and energy loss of the whole loop are large, and the connection work and the difficulty are caused in some occasions because the connection must be carried out on the back of the module.

Disclosure of Invention

The utility model aims to provide a direct-plug-in photovoltaic module, which solves the technical problems of long connecting lines among photovoltaic strings, and large voltage drop, power and energy loss of a whole string of loops in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a direct-plug-in photovoltaic module, which is formed by plugging a plurality of photovoltaic modules distributed in an array, wherein each photovoltaic module is provided with a male end connector and a female end connector, and the male end connector and the female end connector are matched; the adjacent photovoltaic modules are electrically connected through the matched male end connector and the female end connector.

Through setting up public end connector and female end connector at photovoltaic module both sides limit in order to realize direct grafting connection, improved photovoltaic module's installation group joint, reduce the use of connecting cable, reduce the pressure drop and the power of whole cluster return circuit, and reduce energy loss.

Optionally, the photovoltaic module is provided with the mounting hole on two opposite sides, the mounting hole is connected and is provided with public end connector or female end connector.

Optionally, the photovoltaic modules are further connected with a connecting cable to realize electrical conduction between the photovoltaic modules and between the photovoltaic group strings and the combiner box.

Optionally, the photovoltaic module is further provided with a front clamping block and a rear clamping block for clamping connection;

the front clamping block or the rear clamping block of the photovoltaic module in each row is correspondingly connected with the rear clamping block or the front clamping block of the photovoltaic module in the next row.

Optionally, the other two pairs of sides of the photovoltaic module, which are opposite to the front clamping block and the rear clamping block, are also provided with connecting holes and connecting columns;

the connecting holes or the connecting columns of the photovoltaic modules in the front of each row are correspondingly connected with the connecting columns or the connecting holes of the photovoltaic modules in the rear of each row.

Through block and back block before the side setting of photovoltaic module, and preceding block and back block adopt the material that magnetism attracts mutually, during the group joint, block and back block magnetism are connected before every a plurality of photovoltaic module of row, and through setting up connecting hole and spliced pole at another pair of side of photovoltaic module for every line of photovoltaic module's front and back connecting hole and spliced pole correspond the connection when the group joint of product, have increased the stability of connection, and can realize fixed connection between every two photovoltaic modules, realize photovoltaic module's flexible group joint.

Optionally, the front clamping block and the rear clamping block are made of magnetic attraction materials.

The utility model has the beneficial effects and advantages that:

this direct grafting's photovoltaic module is through setting up public end connector and female end connector at photovoltaic module both sides limit in order to realize the group, the installation group of photovoltaic module has been improved, only through setting up connecting cable between photovoltaic module or photovoltaic group cluster and collection flow box, reduce the use of connecting cable, reduce pressure drop and power of whole cluster return circuit, and reduce energy loss, through set up front block and back block at photovoltaic module's both sides limit, and front block and back block adopt the material that magnetism is inhaled mutually, during the group, the front block of a plurality of photovoltaic module of every row is connected with back block magnetism, and through setting up connecting hole and spliced pole at another pair of side of photovoltaic module, make the front and back connecting hole and the spliced pole of every line photovoltaic module correspond the connection during the group connection, stability of connection has been increased, and can realize fixed connection between every two photovoltaic modules, realize the flexible group connection of photovoltaic module.

Drawings

FIG. 1 is a schematic plugging diagram of a photovoltaic module according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a photovoltaic module according to an embodiment of the present utility model;

FIG. 3 is a schematic illustration of a second embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a second photovoltaic module according to an embodiment of the present utility model;

fig. 5 is a schematic side view of a second photovoltaic module according to an embodiment of the present utility model.

In the figure: the photovoltaic module comprises a 1-photovoltaic module, a 2-mounting hole, a 3-male end connector, a 4-female end connector, a 6-connecting cable, a 7-connecting hole, an 8-connecting column, a 9-front clamping block and a 10-rear clamping block.

Description of the embodiments

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

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 by those of ordinary skill in the art in a specific case.

Examples

As shown in fig. 1 to 2, the present embodiment provides a direct-plugging photovoltaic module, in which a plurality of photovoltaic modules 1 distributed in an array are directly plugged to form a photovoltaic string;

referring to fig. 1 and 2, in the present embodiment, a photovoltaic module 1 is preferably a photovoltaic panel with a specification of at least 1 meter X1.6 meters in use, and generally 18-20 photovoltaic panels are adopted, a pair of sides of the photovoltaic module 1 are provided with mounting holes 2, and a male connector 3 and a female connector 4 are respectively arranged in the pair of mounting holes 2;

referring to fig. 1, in this embodiment, during plugging, in a plurality of photovoltaic modules 1, the male connector 3 of the previous photovoltaic module 1 and the female connector 4 of the next photovoltaic module 1 in each column, the female connector 4 of the previous photovoltaic module 1 and the male connector 3 of the next photovoltaic module 1 in each column are connected, the photovoltaic modules 1 are connected with connection cables 6 to realize electrical conduction between the photovoltaic modules 1 and between the photovoltaic strings and the junction box, and the bottom of each photovoltaic module 1 is further provided with a support module for supporting, such as a support column.

Examples

Referring to fig. 3 to 5, the present embodiment also makes the following design on the basis of the first embodiment:

in this embodiment, a front clamping block 9 or a rear clamping block 10 is arranged on the same side of the photovoltaic module 1 as the male end connector 3 or the female end connector 4, and two pairs of opposite sides of the male end connector 3 and the female end connector 4 are also provided with a connecting hole 7 and a connecting column 8, wherein the front clamping block 9 and the rear clamping block 10 are preferably made of magnetic attraction materials, and the connecting hole 7 and the connecting column 8 are in a matched connection fixing structure in the prior art;

when the photovoltaic modules 1 are assembled, the preferred array is arranged into a plurality of arrays, the front clamping blocks 9 or the rear clamping blocks 10 of each row of the previous photovoltaic modules 1 are correspondingly and magnetically connected with the rear clamping blocks 10 or the front clamping blocks 9 of the next photovoltaic modules 1, the male end connector 3 is directly connected with the female end connector 4 in a plugging mode to realize electric connection conduction, the connecting holes 7 or the connecting columns 8 of each row of the previous photovoltaic modules 1 are correspondingly connected with the connecting columns 8 or the connecting holes 7 of the next photovoltaic modules 1, the stability of connection is improved, and fixed connection can be realized between every two photovoltaic modules 1 to realize flexible assembly of the photovoltaic modules 1.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are all within the protection of the present utility model.

Claims (6)

1. A photovoltaic module of direct grafting, its characterized in that: a plurality of photovoltaic modules (1) distributed in an array are spliced to form a photovoltaic group string, a male end connector (3) and a female end connector (4) are arranged on each photovoltaic module (1), and the male end connector (3) is matched with the female end connector (4); the adjacent photovoltaic modules (1) are electrically connected through the matched male end connector (3) and the female end connector (4).

2. The direct-plugging photovoltaic module of claim 1, wherein: the photovoltaic module (1) is provided with mounting holes (2) on two opposite sides, and the mounting holes (2) are connected with a male end connector (3) or a female end connector (4).

3. The direct-plugging photovoltaic module of claim 2, wherein: the photovoltaic modules (1) are further connected with connecting cables (6) to realize electrical conduction between the photovoltaic modules (1) and between the photovoltaic group strings and the junction box.

4. The direct-plugging photovoltaic module of claim 1, wherein: the photovoltaic module (1) is also provided with a front clamping block (9) and a rear clamping block (10) which are used for clamping connection;

the front clamping blocks (9) or the rear clamping blocks (10) of the photovoltaic module (1) in each row are correspondingly connected with the rear clamping blocks (10) or the front clamping blocks (9) of the photovoltaic module (1) in the next row.

5. The direct-plugging photovoltaic module according to claim 4, wherein: the other two pairs of side edges of the photovoltaic assembly (1) opposite to the front clamping block (9) and the rear clamping block (10) are also provided with connecting holes (7) and connecting columns (8);

the connecting holes (7) or the connecting columns (8) of the previous photovoltaic module (1) of each row are correspondingly connected with the connecting columns (8) or the connecting holes (7) of the next photovoltaic module (1).

6. The direct-plugging photovoltaic module of claim 5, wherein: the front clamping block (9) and the rear clamping block (10) are made of magnetic attraction materials.