CN210629427U

CN210629427U - Solar junction box

Info

Publication number: CN210629427U
Application number: CN201922271097.0U
Authority: CN
Inventors: 陈鑫
Original assignee: Tianjin Lanmengyuan New Energy Technology Co Ltd
Current assignee: Tianjin Lanmengyuan New Energy Technology Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-05-26
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a solar junction box, including the terminal box body, the bottom of terminal box body is equipped with a plurality of louvre, the lower extreme central authorities of the side of terminal box body are equipped with the joint piece, the shape of joint piece is the T font, the terminal box body is fixed on the support, the shape of support is the frame of square, the central authorities of every arris of support are equipped with spacing piece, the shape of spacing piece is door-shaped, the terminal box body passes through the joint piece is fixed on the spacing piece of support, install radiator fan on the fixed plate, the outside of support is equipped with a plurality of fresh air inlet. Through fixing the terminal box on the support, fix the support on solar cell backplate again, when needs take off the terminal box and maintain or change, only need take off it from the support, it is very convenient, labour saving and time saving, the terminal box is unsettled on the support moreover, installs the fan on the support, the terminal box heat dissipation of being convenient for.

Description

Solar junction box

Technical Field

The utility model relates to a solar energy field, concretely relates to solar junction box.

Background

The solar cell module junction box is a connector between a solar cell array formed by solar cell modules and a solar charging control device, and is a cross-field comprehensive design combining electrical design, mechanical design and material science. Solar junction box is usually pasted through glue and is fixed on solar cell backplate, and it is very inconvenient when needs take off the terminal box and maintain or change, and the inside electronic component work of terminal box can produce the heat moreover, hugs closely the backplate and is unfavorable for the heat dissipation, and the backplate still can give the terminal box with the heat transfer of self, and heat dissipation efficiency is not high, has shortened electronic component's life.

Disclosure of Invention

In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a solar junction box, which solves the problems that the solar junction box is inconvenient to take down and is not beneficial to heat dissipation.

According to the technical scheme that this application embodiment provided, a solar junction box, including the terminal box body, the bottom of terminal box body is equipped with a plurality of louvre, the lower extreme central authorities of the side of terminal box body are equipped with the joint piece, the shape of joint piece is the T font, the terminal box body is fixed on the support, the shape of support is the frame of square, the central authorities of every arris of support are equipped with spacing piece, the shape of spacing piece is the door shape, the terminal box body passes through the joint piece is fixed on the spacing piece of support, the inboard of support is equipped with the stationary blade, install radiator fan on the stationary blade, the outside of support is equipped with a plurality of fresh air inlet.

The utility model discloses in, the louvre sets up the orientation on the terminal box body the one side of support.

The utility model discloses in, four sides of terminal box body all are equipped with the joint piece, the lower extreme joint of joint piece is in the spacing piece.

The utility model discloses in, spacing piece comprises the relative installation of the iron sheet of two L shapes, two distance between the upper end of iron sheet is less than the width of joint piece, the distance of lower extreme is greater than the width of joint piece.

The utility model discloses in, the fresh air inlet with the inboard of support is linked together.

The utility model discloses in, the edge of terminal box body with the support contacts, the bottom of terminal box body is unsettled on the support.

The utility model discloses in, radiator fan orientation a side-mounting of terminal box body.

To sum up, the beneficial effect of this application: through fixing the terminal box on the support, fix the support on solar cell backplate again, when needs take off the terminal box and maintain or change, only need take off it from the support, it is very convenient, labour saving and time saving, the terminal box is unsettled on the support moreover, installs the fan on the support, the terminal box heat dissipation of being convenient for.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the junction box body of the present invention;

FIG. 3 is a schematic structural view of the bracket of the present invention;

fig. 4 is a right side view of the middle support of the present invention.

Reference numbers in the figures: a junction box body-1; heat dissipation hole-2; a clamping sheet-3; a bracket-4; a limiting sheet-5; a fixing sheet-6; a heat radiation fan-7; an air inlet hole-8.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1, 2 and 3, a solar junction box includes a junction box body 1, a plurality of heat dissipation holes 2 are formed in the bottom of the junction box body 1, a clamping piece 3 is arranged in the center of the lower end of the side face of the junction box body 1, the clamping piece 3 is in a T-shape, the junction box body 1 is fixed on a support 4, the support 4 is in a square frame shape, a limiting piece 5 is arranged in the center of each edge of the support 4, the limiting piece 5 is in a door shape, the junction box body 1 is fixed on the limiting piece 5 of the support 4 through the clamping piece 3, a fixing piece 6 is arranged on the inner side of the support 4, a heat dissipation fan 7 is mounted on the fixing piece 6, and a plurality of air inlet holes 8 are formed in the outer side of the support 4. The edge of the junction box body 1 is in contact with the bracket 4, and the bottom of the junction box body 1 is suspended on the bracket 4.

As shown in fig. 2, the heat dissipation hole 2 is provided on a surface of the junction box body 1 facing the bracket 4. Four sides of the junction box body 1 are provided with the clamping pieces 3, and the lower ends of the clamping pieces 3 are clamped in the limiting pieces 5.

As shown in fig. 3, the heat radiation fan 7 is installed toward one side of the junction box body 1.

As shown in fig. 4, the limiting piece 5 is formed by two L-shaped iron pieces which are oppositely arranged, the distance between the upper ends of the two iron pieces is smaller than the width of the clamping piece 3, and the distance between the lower ends of the two iron pieces is larger than the width of the clamping piece 3. The air inlet hole 8 is communicated with the inner side of the bracket 4.

In the embodiment 1, during installation, the bracket 4 is firstly installed on the solar cell back panel through bolts or glue, then the heat dissipation fan 7 is installed on the fixing sheet 6 in the center of the bracket 4 through the bolts, the heat dissipation fan 7 is electrically connected to the terminal of the junction box, the clamping sheets 3 on two sides of the junction box body 1 are fixed in the limiting sheet 5, and the junction box body 1 is fixed on the bracket 4.

In the embodiment 2, when the junction box is used, the diode and the wiring terminal are installed in the junction box body 1, heat is generated when the diode works, cold air generated by rotation of the cooling fan 7 enters the junction box body 2 from the cooling hole 2 to be cooled, and the cooling efficiency is greatly improved; when the junction box needs to be taken down for maintenance or replacement, the clamping piece 3 is taken out of the limiting piece 5, and then the junction box body 1 can be taken down.

The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides a solar junction box, includes junction box body (1), characterized by: the bottom of terminal box body (1) is equipped with a plurality of louvre (2), the lower extreme central authorities of the side of terminal box body (1) are equipped with joint piece (3), the shape of joint piece (3) is the T font, terminal box body (1) is fixed on support (4), the shape of support (4) is the frame of square, the central authorities of every arris of support (4) are equipped with spacing piece (5), the shape of spacing piece (5) is the door shape, terminal box body (1) passes through joint piece (3) are fixed on spacing piece (5) of support (4), the inboard of support (4) is equipped with stationary blade (6), install radiator fan (7) on stationary blade (6), the outside of support (4) is equipped with a plurality of fresh air inlet (8).

2. The solar junction box of claim 1, wherein: the heat dissipation holes (2) are formed in one surface, facing the support (4), of the junction box body (1).

3. The solar junction box of claim 1, wherein: four sides of the junction box body (1) are provided with the clamping sheets (3), and the lower ends of the clamping sheets (3) are clamped in the limiting sheets (5).

4. The solar junction box of claim 1, wherein: the limiting piece (5) is formed by oppositely installing two L-shaped iron pieces, the distance between the upper ends of the two iron pieces is smaller than the width of the clamping piece (3), and the distance between the lower ends of the two iron pieces is larger than the width of the clamping piece (3).

5. The solar junction box of claim 1, wherein: the air inlet hole (8) is communicated with the inner side of the bracket (4).

6. The solar junction box of claim 1, wherein: the edge of the junction box body (1) is in contact with the support (4), and the bottom of the junction box body (1) is suspended on the support (4).

7. The solar junction box of claim 1, wherein: the heat radiation fan (7) faces one side of the junction box body (1) to be installed.