CN223993830U

CN223993830U - A heat dissipation structure for a solar controller

Info

Publication number: CN223993830U
Application number: CN202520646440.8U
Authority: CN
Inventors: 王传鹏
Original assignee: Qingdao Puguang New Energy Co ltd
Current assignee: Qingdao Puguang New Energy Co ltd
Priority date: 2025-04-08
Filing date: 2025-04-08
Publication date: 2026-03-13
Anticipated expiration: 2035-04-08

Abstract

The utility model provides a heat radiation structure of a solar controller, which belongs to the technical field of photovoltaic controllers and comprises the following components: the utility model can absorb the heat emitted upwards by the controller components from the upper end through the radiating fin hung at the upper end of the controller components, the fins of the radiating fin are trapezoid, which is favorable for the radiating fin to fully absorb the heat from the heat source part, and the heat is quickly transferred to the surrounding thinner area, so that the heat dissipation efficiency is improved, the inclination angle of the diversion trench of the radiating fin is 15 degrees, natural convection air flow can be guided to accelerate to pass through the heat dissipation area, the circulation of air inside the controller can be improved, the heat on the side surface of the component of the controller can be quickly transferred to the far-end radiating fin through the sintering heat pipe, the heat dissipation temperature difference can be reduced, and the condition of overlarge temperature reduction difference of the area is reduced.

Description

Heat radiation structure of solar controller

Technical Field

The utility model relates to the technical field of photovoltaic controllers, in particular to a heat dissipation structure of a solar controller.

Background

Along with the development of science and technology, solar photovoltaic charging is now seen everywhere, a solar controller is a core component of solar equipment, is a solar charge-discharge controller and is automatic control equipment used in a solar power generation system for controlling a plurality of solar cell matrixes to charge a storage battery and the storage battery to supply power to a solar inverter load, and is mainly responsible for managing the storage and the use of electric energy;

Most solar equipment needs to be arranged at a position with well regulated illumination, the controller is easily subjected to environmental influence, heat is conducted to the controller, the temperature of the environment is high, and the controller works for a long time, heat is generated due to overlarge power, so that the problem of damaging a battery is caused, and therefore the problem of heat dissipation of the controller is primarily solved by the controller;

the existing controller is internally provided with the radiating fins for absorbing heat to the components of the controller, but the radiating fins are regular in rectangular shape, and when the radiating fins absorb heat from the heat source part, the radiating fins can only conduct at a constant speed, so that the absorption and heat dissipation efficiency of the radiating fins is poor at high temperature, and the radiating structure of the controller is overloaded;

And the closer to the radiating fin, the stronger the heat absorption effect on the controller component is, the weaker the heat absorption effect on the controller component is, but the radiating fin cannot cover the whole component area, so that the heat dissipation temperature difference exists, and the difference of partial area cooling and heat dissipation is overlarge;

Therefore, the application provides a heat dissipation structure of a solar controller to meet the demand.

Disclosure of utility model

The present utility model is directed to a heat dissipation structure of a solar controller, which solves the above-mentioned problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme:

The utility model provides a heat radiation structure of solar control ware, includes controller casing, sealed apron, ventilation dust screen, division board, mounting bracket, support, controller components and parts, paster type temperature sensor, sintering heat pipe, fin and radiator fan, the side of controller casing is provided with the wiring port, the front of controller casing is provided with the air outlet, the back of controller casing is provided with the air intake, sealed apron is installed at the top of controller casing, ventilation dust screen is installed to the air outlet department of controller casing, the surface integrated into one piece of controller casing has the division board, the mounting bracket is installed to the bottom of controller casing, the support is installed to the inside lower extreme department of controller casing, the controller components and parts is installed to the inboard of support, the support is located the side-mounting of controller components and parts and is had the fin type temperature sensor, the sintering heat pipe is installed to the inside upper end department of controller casing, the fin is installed to the bottom of sealed apron, the fan is installed to the air intake department of controller casing.

Preferably, the patch type temperature sensor is electrically connected with the cooling fan through an electric wire.

Preferably, the bottom of the bracket is provided with a space between the three groups of vertical supports and the controller shell, and the air inlet and the air outlet are respectively positioned at the left end and the right end of the controller component.

Preferably, the cooling fin is hung at the upper end of the controller shell through the sealing cover plate, the cooling fin is located at the upper end of the controller component, and the cooling fin is spaced from the controller component.

Preferably, the radiating fins are staggered needle-shaped fins, and the fins of the radiating fins are trapezoid-shaped.

Preferably, the guiding gutter of fin is arc form, and the guiding gutter inclination is 15 and sets up, and the guiding gutter both sides opening of fin is relative setting with air intake and air outlet respectively.

Preferably, the two groups of sintering heat pipes are respectively positioned at the left end and the right end of the radiating fin, one end of each sintering heat pipe vertically extends to the side face of the controller component, and the other end of each sintering heat pipe transversely extends to the side face of the radiating fin.

Preferably, the partition plate is provided with four groups, the four groups of partition plates are respectively positioned at the outer ends of the left side and the right side of the air inlet and the air outlet, and the partition plate longitudinally extends to the outer end of the controller shell.

Compared with the prior art, the utility model has at least the following beneficial effects:

In the scheme, the radiating fins hung at the upper end of the controller component can absorb heat emitted upwards by the controller component from the upper end, the radiating fins are staggered needle-shaped fins, the fins of the radiating fins are trapezoidal, the radiating fins can fully absorb heat from the heat source part and rapidly transfer the heat to surrounding thinner areas, and therefore radiating efficiency is improved.

In the above-mentioned scheme, be the arc form through the guiding gutter that sets up the fin, the guiding gutter inclination is 15 setting, and the guiding gutter both sides opening of fin is relative setting with air intake and air outlet respectively, can guide natural convection air current to accelerate through the radiating region for take away the absorbing heat of fin fast from the guiding gutter of fin through the wind that radiator fan blows out, and derive from the air outlet, can promote the circulation of controller inside air.

In the scheme, through being provided with two sets of sintering heat pipes and establishing, two sets of sintering heat pipes are located the left and right sides both ends of fin respectively, and the one end vertical extension of sintering heat pipe to the side of controller components and parts, the other end lateral extension of sintering heat pipe to the side of fin, the sintering heat pipe can be with the heat quick conduction of side to distal end fin department, can reduce the heat dissipation difference in temperature, reduces the too big condition of regional cooling difference.

Drawings

The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the disclosure and to enable a person skilled in the pertinent art to make and use the disclosure.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of a sintered heat pipe according to the present utility model;

Fig. 4 is a schematic cross-sectional view of a heat sink according to the present utility model.

[ Reference numerals ]

1-Controller shell, 2-sealing cover plate, 3-ventilation dustproof net, 4-partition plate, 5-installation frame, 6-support, 7-controller component, 8-patch type temperature sensor, 9-sintering heat pipe, 10-radiating fin, 11-radiating fan, 101-wiring port, 102-air inlet and 103-air outlet.

While particular structures and devices are shown in the drawings to enable a clear implementation of embodiments of the utility model, this is for illustrative purposes only and is not intended to limit the utility model to the particular structures, devices and environments, which may be modified or adapted by those of ordinary skill in the art, as desired, and which remain within the scope of the appended claims.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 apparatus 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.

As shown in fig. 1, 2, 3 and 4, the embodiment of the utility model provides a heat dissipation structure of a solar controller, which comprises a controller housing 1, a sealing cover plate 2, a ventilation dust screen 3, a partition plate 4, a mounting frame 5, a bracket 6, a controller component 7, a patch type temperature sensor 8, a sintering heat pipe 9, a heat dissipation sheet 10 and a heat dissipation fan 11, wherein a wiring port 101 is arranged on the side surface of the controller housing 1, an air outlet 103 is arranged on the front surface of the controller housing 1, an air inlet 102 is arranged on the back surface of the controller housing 1, a sealing cover plate 2 is arranged at the top of the controller housing 1, the ventilation dust screen 3 is arranged at the air outlet 103 of the controller housing 1, a partition plate 4 is integrally formed on the surface of the controller housing 1, the mounting frame 5 is arranged at the bottom of the controller housing 1, the bracket 6 is arranged at the inner lower end of the controller housing 1, the controller component 7 is arranged on the inner side surface of the bracket 6, the patch type temperature sensor 8 is arranged on the side surface of the controller component 7, the sintering heat pipe 9 is arranged at the inner upper end of the controller housing 1, the sealing cover plate 2 is arranged at the bottom of the sealing cover plate 2, and the heat dissipation sheet 11 is arranged at the air inlet 102.

In this embodiment, the patch type temperature sensor 8 is electrically connected to the cooling fan 11 through an electric wire, and the patch type temperature sensor 8 can sense the temperature of the controller component 7, and when the temperature reaches a limit value, the cooling fan 11 is started to perform air cooling and heat dissipation.

In this embodiment, the bottom of the bracket 6 has an interval between three groups of vertical supports and the controller housing 1, the air inlet 102 and the air outlet 103 are respectively located at the left and right ends of the controller component 7, and the interval between the bracket 6 and the controller housing 1 provides a heat dissipation space for the controller component 7.

In this embodiment, the heat sink 10 is suspended at the upper end of the inside of the controller housing 1 by the sealing cover plate 2, the heat sink 10 is located at the upper end of the controller component 7, and the heat sink 10 is spaced from the controller component 7, and the heat sink 10 suspended at the upper end of the controller component 7 can absorb the heat emitted upward from the controller component 7 from the upper end.

In this embodiment, the heat sink 10 is a staggered pin fin, and the fins of the heat sink 10 are trapezoidal, which helps the heat sink to fully absorb heat from the heat source portion and rapidly transfer to the surrounding thinner region, thereby improving heat dissipation efficiency.

In this embodiment, the guiding groove of the cooling fin 10 is arc-shaped, the inclination angle of the guiding groove is 15 ° and the openings on two sides of the guiding groove of the cooling fin 10 are respectively opposite to the air inlet 102 and the air outlet 103, so that natural convection air flow can be guided to accelerate to pass through the cooling area, the air blown out by the cooling fan 11 takes away the heat absorbed by the cooling fin 10 from the guiding groove of the cooling fin 10 rapidly, and is led out from the air outlet 103, so that the air circulation inside the controller can be improved.

In this embodiment, two groups of sintering heat pipes 9 are provided, the two groups of sintering heat pipes 9 are respectively located at the left end and the right end of the radiating fin 10, one end of the sintering heat pipe 9 vertically extends to the side face of the controller component 7, the other end of the sintering heat pipe 9 transversely extends to the side face of the radiating fin 10, the sintering heat pipe 9 can rapidly conduct heat of the side face to the far-end radiating fin 10, heat dissipation temperature difference can be reduced, and the condition that the area is cooled too much is reduced.

In this embodiment, the partition plate 4 is provided with four groups, the four groups of partition plates 4 are respectively located at the outer ends of the left side and the right side of the air inlet 102 and the air outlet 103, and the partition plate 4 longitudinally extends to the outer end of the controller housing 1, so that after the controller housing 1 is installed, the air inlet 102 and the air outlet 103 can be separated, after the installation is avoided, other parts or connecting lines shield the air inlet 102 and the air outlet 103, and the ventilation of air during ventilation and heat dissipation is ensured.

The utility model is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the utility model. In the following description of preferred embodiments of the utility model, specific details are set forth in order to provide a thorough understanding of the utility model, and the utility model will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present utility model.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims

1. A heat radiation structure of a solar controller is characterized by comprising a controller shell (1), a sealing cover plate (2), a ventilation dustproof net (3), a partition plate (4), a mounting frame (5), a bracket (6), a controller component (7), a patch type temperature sensor (8), a sintering heat pipe (9), a radiating fin (10) and a radiating fan (11), wherein a wiring port (101) is arranged on the side surface of the controller shell (1), an air outlet (103) is arranged on the front surface of the controller shell (1), an air inlet (102) is arranged on the back surface of the controller shell (1), the sealing cover plate (2) is arranged at the top of the controller shell (1), the ventilation dustproof net (3) is arranged at the air outlet (103) of the controller shell (1), the partition plate (4) is integrally formed on the surface of the controller shell (1), the mounting frame (5) is arranged at the bottom of the controller shell (1), the bracket (6) is arranged at the inner lower end of the controller shell (1), the controller component (7) is arranged on the inner side surface of the bracket (6), the controller component (7) is arranged on the inner side surface of the controller shell (6), the controller component (7) and the temperature sensor (7) is arranged on the surface of the controller shell (8), the sintering heat pipe (9) is installed at the upper end of the inside of the controller shell (1), the radiating fins (10) are installed at the bottom of the sealing cover plate (2), and the radiating fan (11) is installed at the air inlet (102) of the controller shell (1).

2. The heat dissipating structure of the solar controller according to claim 1, wherein the patch type temperature sensor (8) is electrically connected to the heat dissipating fan (11) through an electric wire.

3. The heat radiation structure of the solar energy controller according to claim 1, wherein the bottom of the bracket (6) is provided with a space between the three groups of vertical supports and the controller shell (1), and the air inlet (102) and the air outlet (103) are respectively positioned at the left end and the right end of the controller component (7).

4. The heat dissipating structure of a solar controller according to claim 1, wherein the heat dissipating fin (10) is suspended at an inner upper end of the controller housing (1) by a sealing cover plate (2), the heat dissipating fin (10) is located at an upper end of the controller component (7), and the heat dissipating fin (10) is spaced from the controller component (7).

5. The heat dissipating structure of the solar controller of claim 1 wherein the heat sink (10) is a staggered pin fin, and the fins of the heat sink (10) are trapezoidal.

6. The heat dissipation structure of a solar energy controller according to claim 1, wherein the diversion trench of the heat dissipation sheet (10) is arc-shaped, the inclination angle of the diversion trench is 15 degrees, and openings on two sides of the diversion trench of the heat dissipation sheet (10) are respectively opposite to the air inlet (102) and the air outlet (103).

7. The heat dissipation structure of a solar controller according to claim 1, wherein the two groups of sintering heat pipes (9) are arranged, the two groups of sintering heat pipes (9) are respectively positioned at the left end and the right end of the radiating fin (10), one end of each sintering heat pipe (9) vertically extends to the side face of the controller component (7), and the other end of each sintering heat pipe (9) horizontally extends to the side face of the radiating fin (10).

8. The heat dissipation structure of a solar controller according to claim 1, wherein the separation plates (4) are provided with four groups, the four groups of separation plates (4) are respectively positioned at the outer ends of the left side and the right side of the air inlet (102) and the air outlet (103), and the separation plates (4) longitudinally extend to the outer end of the controller shell (1).