Photovoltaic module wiring device for photovoltaic power generation

Abstract

The utility model relates to the technical field of photovoltaic module wiring, and discloses a photovoltaic module wiring device for photovoltaic power generation, which comprises a junction box, the front end and the rear end of the junction box are fixedly connected with first mounting snap rings, the bottom end of the inner wall of the junction box is fixedly connected with a limiting partition plate, and a mounting cover plate is inserted into the top of the junction box. And the bottom end of the inner wall of the junction box is fixedly connected with a mounting sleeve. According to the utility model, when parts connected through the limiting clamping plates are arranged for connection, a stable connection interface can be provided, in a photovoltaic power generation system, the junction box possibly needs to be connected with other electrical equipment or a line protection device, and the symmetrically distributed connection clamping frames can ensure the firmness and the accuracy of connection, so that the junction box is convenient to use. And by arranging the sliding connection mode of the connecting clamping frame and the limiting clamping plate, not only is the mounting and the dismounting convenient, but also certain limiting and fixing effects can be provided after connection.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic module wiring technical field especially relates to a photovoltaic module wiring device for photovoltaic power generation. BACKGROUND

[0002] Photovoltaic power generation is a kind of technology using the photovoltaic effect of semiconductor interface to convert light energy into electric energy, mainly by solar cell panel, controller and inverter three parts, main components are composed of electronic components, solar cell is encapsulated after series connection and can form large-area solar cell module, cooperate with power controller and other components to form photovoltaic power generation device, photovoltaic power generation panel needs to use mounting rack to install and use when using.

[0003] The existing photovoltaic module wiring device for photovoltaic power generation is inconvenient for workers to conveniently install and dismount the equipment when the workers cooperate with the equipment to carry out wiring operation on the wiring harness, which affects the convenience of the equipment to the wiring operation on the wiring harness and the working efficiency when wiring. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a photovoltaic module wiring device for photovoltaic power generation.

[0005] The utility model adopts the following technical scheme: a photovoltaic module wiring device for photovoltaic power generation, including the wiring box, the front and rear ends of the wiring box are fixedly connected with the mounting snap ring one, the inner wall bottom of the wiring box is fixedly connected with the limit baffle, the top of the wiring box is inserted with the mounting cover plate, the inner wall bottom of the wiring box is fixedly connected with the mounting sleeve, the front and rear ends of the wiring box are fixedly connected with the connecting card frame, the inside of the connecting card frame is slidably connected with the limit clamping plate, the left and right ends of the wiring box are fixedly connected with the mounting snap ring two, the surface of the mounting snap ring two is fixedly connected with the positioning plug-in board, the surface of the positioning plug-in board is inserted with the limit sleeve.

[0006] Through the above technical scheme, four mounting snap rings one are symmetrically distributed around the wiring box, which can provide more stable installation connection when the wiring box is installed on the photovoltaic module, and the wiring box needs to be firmly fixed on the photovoltaic module in the photovoltaic power generation system to ensure the stability of electrical connection. The symmetrically distributed mounting snap rings one can make the stress uniform, reduce the risk of wiring box loosening or tilting caused by excessive unilateral stress, and thus protect the normal power generation of the photovoltaic module.

[0007] As a further improvement of the above scheme, the number of mounting snap rings one is set to four, and every two is a group, and four mounting snap rings one are symmetrically distributed around the wiring box.

[0008] As a further improvement of the above-mentioned scheme, the number of the limiting partition plates is two, and the two limiting partition plates are symmetrically distributed in front and back of the junction box with the junction box as the center.

[0009] Through the above technical scheme, the limiting partition plate can also play a role in protecting the internal components to a certain extent, and when subjected to external impact or vibration, the limiting partition plate can block the displacement of other components, avoid damaging the internal fragile electrical components, thereby improving the reliability of the junction box and reducing the failure of the photovoltaic power generation system caused by damage to the internal components.

[0010] As a further improvement of the above-mentioned scheme, the number of the connecting card frames is four, and every two is a group, and the four connecting card frames are symmetrically distributed in front and back of the junction box with the junction box as the center.

[0011] As a further improvement of the above-mentioned scheme, the installation sleeve is inserted with the installation cover plate, the number of the second installation clamps is four, and every two is a group, and the four second installation clamps are symmetrically distributed in left and right of the junction box with the junction box as the center.

[0012] As a further improvement of the above-mentioned scheme, the surface of the limiting sleeve is in contact with the left and right end surfaces of the junction box, and the limiting sleeve is symmetrically distributed in left and right of the junction box with the junction box as the center.

[0013] As a further improvement of the above-mentioned scheme, the number of the positioning plugboards is several, and the several positioning plugboards are fixedly connected to the left and right ends of the junction box.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] When the components connected by the limiting clamping plates are connected, a stable connection interface can be provided, in the photovoltaic power generation system, the junction box may need to be connected with other electrical equipment or line protection device, the symmetrically distributed connecting card frames can ensure the firmness and accuracy of the connection, reduce the looseness and poor contact of the connection points, through the sliding connection mode of the connecting card frame and the limiting clamping plate, the installation and disassembly are facilitated, and a certain limiting and fixing effect is provided after the connection, which makes the junction box can be flexibly adjusted according to actual needs when being connected with other components, while ensuring the reliability of the connection, which helps to improve the assembly efficiency and stability of the whole photovoltaic power generation system.

[0016] This invention, through the design of an internal insertion mounting cover plate on the mounting sleeve, provides an accurate installation position for the mounting cover plate, allowing it to tightly close onto the junction box and ensuring the internal sealing of the junction box. In photovoltaic power generation systems, the junction box needs to prevent the intrusion of external substances such as rainwater and dust. Good sealing can protect the internal electrical connections from the influence of the external environment and extend the service life of electrical components. The cooperation between the positioning insert plate and the limiting sleeve not only plays a positioning role but also enhances the structural stability of the junction box. The setting of multiple positioning insert plates and limiting sleeves increases the fixing points of the junction box in the left and right directions, working together with the mounting retaining rings in the front and back directions to reinforce the junction box from multiple directions. This allows the junction box to better withstand various external forces, ensuring its stable installation on the photovoltaic modules and thus guaranteeing the normal operation of the photovoltaic power generation system. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the frontal anatomical structure of the present invention;

[0019] Figure 3 This is a schematic diagram of the structure of this utility model from below;

[0020] Figure 4 This is a schematic diagram of the disassembled structure of the cover plate of this utility model;

[0021] Figure 5 This is a schematic diagram of the right-side structure of this utility model.

[0022] Explanation of key symbols:

[0023] 1. Junction box; 2. Mounting retaining ring one; 3. Limiting partition; 4. Mounting cover plate; 5. Mounting sleeve; 6. Connecting frame; 7. Limiting retaining plate; 8. Mounting retaining ring two; 9. Positioning insert plate; 10. Limiting sleeve. Detailed Implementation

[0024] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. It should be noted that, without conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0025] Example:

[0026] Please combine Figures 1-5The photovoltaic module wiring device for photovoltaic power generation of the embodiment comprises a wiring box 1, mounting clamping rings one 2 are fixedly connected to the front and rear ends of the wiring box 1, a limiting partition plate 3 is fixedly connected to the inner wall bottom end of the wiring box 1, a mounting cover plate 4 is inserted into the top of the wiring box 1, a mounting sleeve 5 is fixedly connected to the inner wall bottom end of the wiring box 1, connecting clamping frames 6 are fixedly connected to the front and rear ends of the wiring box 1, limiting clamping plates 7 are slidably connected to the interiors of the connecting clamping frames 6, mounting clamping rings two 8 are fixedly connected to the left and right ends of the wiring box 1, positioning plug-in plates 9 are fixedly connected to the surfaces of the mounting clamping rings two 8, limiting sleeves 10 are inserted into the surfaces of the positioning plug-in plates 9, when the components connected through the limiting clamping plates 7 are connected, a stable connection interface can be provided, in the photovoltaic power generation system, the wiring box 1 can need to be connected with other electrical equipment or line protection devices, the symmetrically distributed connecting clamping frames 6 can ensure the firmness and accuracy of the connection, reduce the looseness and poor contact of the connection points, through the sliding connection mode of the connecting clamping frames 6 and the limiting clamping plates 7, the installation and disassembly are facilitated, and a certain limiting and fixing effect can be provided after the connection, which makes the wiring box 1 can be flexibly adjusted according to actual needs when being connected with other components, while ensuring the reliability of the connection, which is helpful to improve the assembly efficiency and stability of the entire photovoltaic power generation system.

[0027] Through the above technical solution, four mounting clamping rings one 2 are symmetrically distributed forward and backward with the wiring box 1 as the center, when the wiring box 1 is installed on the photovoltaic module, more stable installation connection can be provided, in the photovoltaic power generation system, the wiring box 1 needs to be firmly fixed on the photovoltaic module to ensure the stability of the electrical connection. The symmetrically distributed mounting clamping rings one 2 can make the stress uniform, reduce the risk of loosening or tilting of the wiring box 1 caused by excessive unilateral stress, and thus protect the normal power generation of the photovoltaic module.

[0028] The number of the mounting clamping rings one 2 is set to four, and every two is a group, and the four mounting clamping rings one 2 are symmetrically distributed forward and backward with the wiring box 1 as the center.

[0029] Two limiting partitions 3 are provided, symmetrically distributed front and back around the junction box 1. The limiting partitions 3 are located at the bottom of the mounting cover 4. The design of inserting the mounting cover 4 into the mounting sleeve 5 provides an accurate installation position for the mounting cover 4, allowing it to tightly cover the junction box 1 and ensuring the internal sealing of the junction box 1. In a photovoltaic power generation system, the junction box 1 needs to prevent the intrusion of external substances such as rainwater and dust. Good sealing can protect the internal electrical connections from the influence of the external environment and extend the service life of electrical components. The cooperation of the positioning insert 9 and the limiting sleeve 10 not only plays a positioning role but also enhances the structural stability of the junction box 1. The setting of multiple positioning inserts 9 and limiting sleeves 10 increases the fixing points of the junction box 1 in the left and right directions. Together with the mounting ring 2 in the front and back directions, the junction box 1 is reinforced from multiple directions, enabling it to better withstand various external forces and ensuring its stable installation on the photovoltaic module, thereby ensuring the normal operation of the photovoltaic power generation system.

[0030] The limiting partition 3 can also protect the internal components to a certain extent. When subjected to external impact or vibration, the limiting partition 3 can block the displacement of other components, avoid damage to the fragile internal electrical components, thereby improving the reliability of the junction box 1 and reducing photovoltaic power generation system failures caused by damage to internal components.

[0031] The number of connection card frames 6 is set to four, and each pair is grouped together. The four connection card frames 6 are symmetrically distributed front and back with the junction box 1 as the center.

[0032] The mounting sleeve 5 has a mounting cover 4 inserted inside. The number of mounting rings 8 is set to four, and two rings are arranged in a group. The four mounting rings 8 are symmetrically distributed on the left and right sides with the junction box 1 as the center.

[0033] The surface of the limiting sleeve 10 contacts the left and right end surfaces of the junction box 1, and the limiting sleeve 10 is symmetrically distributed on the left and right sides with the junction box 1 as the center.

[0034] The number of positioning plates 9 is set to several, and several positioning plates 9 are fixedly connected to the left and right ends of the junction box 1.

[0035] The implementation principle of the photovoltaic module wiring device for photovoltaic power generation in the embodiment of the application is as follows: when the components connected through the limiting clamping plate 7 are connected, a stable connection interface can be provided; in the photovoltaic power generation system, the junction box 1 can need to be connected with other electrical equipment or line protection devices; the symmetrically distributed connecting clamping frame 6 can ensure the firmness and accuracy of the connection, reduce the looseness and poor contact of the connection points, and through the sliding connection mode of the connecting clamping frame 6 and the limiting clamping plate 7, the installation and disassembly are facilitated, and a certain limiting and fixing effect is provided after the connection, which makes the junction box 1 flexible to adjust according to actual needs when connected with other components, while ensuring the reliability of the connection, which helps to improve the assembly efficiency and stability of the entire photovoltaic power generation system; through the design that the mounting sleeve 5 internally inserts the installation cover plate 4, the installation cover plate 4 is provided with an accurate installation position, so that the installation cover plate 4 can be tightly covered on the junction box 1, and the sealing performance of the junction box 1 is ensured; in the photovoltaic power generation system, the junction box 1 needs to prevent the invasion of external substances such as rainwater and dust, and good sealing performance can protect the internal electrical connection from the influence of the external environment, prolong the service life of the electrical elements, the cooperation of the positioning plug plate 9 and the limiting sleeve 10 not only plays a positioning role, but also enhances the structural stability of the junction box 1, the setting of multiple positioning plug plates 9 and limiting sleeves 10 increases the fixing points of the junction box 1 in the left-right direction, and cooperates with the front and rear mounting clamping ring 1 to jointly act on the junction box 1 from multiple directions, so that the junction box 1 can better withstand various external forces, and the stable installation of the junction box 1 on the photovoltaic module is ensured, and then the normal operation of the photovoltaic power generation system is ensured.

[0036] The above embodiment is only a preferred embodiment of the present application, and cannot be used to limit the scope of protection of the present application. Any non-substantial changes and replacements made by those skilled in the art on the basis of the present application all belong to the scope of protection of the present application.

Claims

1. A photovoltaic module wiring device for photovoltaic power generation, characterized by, The utility model relates to a junction box, junction box (1) front and rear both ends fixedly connected with installation snap ring no. (2), junction box (1) inner wall bottom end fixedly connected with spacing baffle (3), junction box (1) top spliced with installation cover plate (4), junction box (1) inner wall bottom end fixedly connected with installation sleeve (5), junction box (1) front and rear both ends fixedly connected with connecting card frame (6), connecting card frame (6) inside slidingly connected with spacing clamping plate (7), junction box (1) left and right both ends fixedly connected with installation snap ring no. (8), installation snap ring no. (8) surface fixedly connected with positioning plug-in board (9), positioning plug-in board (9) surface spliced with spacing sleeve (10).

2. A photovoltaic module wiring device for photovoltaic power generation according to claim 1, characterized in that: The number of installation snap ring no. (2) is four, and every two is a group, four installation snap ring no. (2) is symmetrically distributed around junction box (1).

3. A photovoltaic module wiring device for photovoltaic power generation according to claim 1, characterized in that: The number of spacing baffle (3) is two, two spacing baffle (3) is symmetrically distributed around junction box (1), and spacing baffle (3) is located at the bottom of installation cover plate (4).

4. A photovoltaic module wiring device for photovoltaic power generation according to claim 3, characterized in that: The number of connecting card frame (6) is four, and every two is a group, four connecting card frame (6) is symmetrically distributed around junction box (1).

5. The photovoltaic module wiring device for photovoltaic power generation according to claim 1, characterized by: The inside of installation sleeve (5) is spliced with installation cover plate (4), the number of installation snap ring no. (8) is four, and every two is a group, four installation snap ring no. (8) is symmetrically distributed around junction box (1).

6. A photovoltaic module wiring device for use in photovoltaic power generation according to claim 5, characterized in that: The surface of spacing sleeve (10) is in contact with the left and right both ends surface of junction box (1), and spacing sleeve (10) is symmetrically distributed around junction box (1).

7. A photovoltaic module wiring device for use in photovoltaic power generation according to claim 6, characterized in that: The number of positioning plug-in board (9) is several, and several positioning plug-in board (9) is fixedly connected to the left and right both ends of junction box (1).

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