CN219019406U - Grid-connected controller with good heat dissipation effect for power transmission system - Google Patents

Grid-connected controller with good heat dissipation effect for power transmission system Download PDF

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Publication number
CN219019406U
CN219019406U CN202223343965.XU CN202223343965U CN219019406U CN 219019406 U CN219019406 U CN 219019406U CN 202223343965 U CN202223343965 U CN 202223343965U CN 219019406 U CN219019406 U CN 219019406U
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China
Prior art keywords
shell
casing
heat dissipation
grid
guide cylinder
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Active
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CN202223343965.XU
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Chinese (zh)
Inventor
顾卫钢
郭巍
李跃威
苏申
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Nanjing Rui Tu Youte Mdt Infotech Ltd
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Nanjing Rui Tu Youte Mdt Infotech Ltd
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Priority to CN202223343965.XU priority Critical patent/CN219019406U/en
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Abstract

The utility model relates to a grid-connected controller with good heat dissipation effect for a power transmission system, which comprises a shell, a heat dissipation assembly and a mounting assembly, wherein a control component is arranged in the shell and is arranged on a PCB (printed circuit board), the heat dissipation assembly comprises a guide cylinder and a ventilation pipe, spiral fins are arranged in the guide cylinder, two ends of the guide cylinder are respectively connected with a ventilation pipe, the ventilation pipe is led out of the shell from the guide cylinder in the shell, the mounting assembly comprises a mounting plate, a fixing plate and a plurality of connecting columns, the mounting plate is positioned in the shell, the fixing plate is positioned outside the shell, the mounting plate is connected with the fixing plate through the connecting columns, and the PCB is arranged on the mounting plate. The draft tube absorbs heat in the shell, and the ventilation tube extends outwards of the shell to realize heat exchange; the spiral fins prolong the time of the cold air entering the guide cylinder in the guide cylinder, so that the heat exchange is more thorough; the heat that the PCB board produced is transmitted for the mounting panel, and rethread spliced pole and fixed plate dispel the heat to the casing outside, improve the radiating effect.

Description

Grid-connected controller with good heat dissipation effect for power transmission system
Technical Field
The utility model relates to a grid-connected controller with good heat dissipation effect for a power transmission system.
Background
The photovoltaic power generation belongs to direct current, is greatly influenced by illumination, has large fluctuation of output voltage, and the grid-connected controller is used for converting the direct current generated by the photovoltaic power generation into alternating current, combining the alternating current with a power distribution network and stabilizing the output voltage.
At present, the volume of a conventional grid-connected controller in the market is relatively small, the arrangement of internal components is compact, heat generated by acting of the components is not easy to dissipate, and most of controllers are arranged in an equipment box, so that the heat dissipation effect is further reduced; in the prior art, an air cooling mode is a common thermal management mode, however, dust and water vapor are brought in the air cooling mode, so that the working stability and reliability of components are affected, and the air cooling heat dissipation effect is not very good; if a water cooling heat dissipation mode is adopted, the defects of complex structure, complex maintenance, high cost and high energy consumption exist.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to overcome the technical problems, the utility model provides the grid-connected controller with good heat dissipation effect for the power transmission system.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a grid-connected controller for transmission system that radiating effect is good, includes the casing, the casing is a box, installs control components and parts in the casing, control components and parts install on the PCB board, still include radiating component and installation component, radiating component includes draft tube and ventilation pipe, the inside cavity of draft tube both ends opening, be equipped with helical fin in the draft tube, the punishment of draft tube both ends opening do not is connected with one the ventilation pipe, the draft tube is located the casing, two ventilation pipes at draft tube both ends draw forth outside the casing by the draft tube in the casing, the installation component includes mounting panel, fixed plate and a plurality of spliced pole, the mounting panel is located inside the casing, the fixed plate is located outside the casing and is close to the casing back, the mounting panel passes through the spliced pole with the fixed plate and links to each other, the spliced pole passes the casing and is fixed with the casing back, the PCB board is fixed on the mounting panel.
The vent pipe is bent towards the bottom of the shell after being led out of the shell.
The guide cylinder, the ventilation pipe and the spiral fins are all made of metal materials, and the mounting plate, the fixing plate and the connecting column are all made of metal materials.
The front of the shell is provided with a touch screen and a binding post.
The shell is provided with a handle.
The grid-connected controller for the power transmission system has the beneficial effects that the grid-connected controller for the power transmission system with good heat dissipation effect has the advantages that under the effect that the guide cylinder absorbs heat in the shell, the two ventilation pipes extend outwards of the shell, so that air inlet and air outlet are respectively realized, and heat exchange is realized; the spiral fins prolong the time of cold air entering the guide cylinder in the guide cylinder, so that heat exchange is more thorough, and the heat exchange efficiency is improved; the heat transfer that the PCB board produced gives the mounting panel, and the mounting panel is heated and is passed through spliced pole and fixed plate and dispel the heat to the casing outside, improves the radiating effect.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the front side structure of a grid-connected controller for a power transmission system with high stability.
Fig. 2 is a schematic structural diagram of the inside of a grid-connected controller housing for a power transmission system with good heat dissipation effect.
Fig. 3 is a schematic structural diagram of a side of the grid-connected controller for a power transmission system with high stability according to the present utility model.
In the figure, 1, a shell, 2, a PCB board, 3, a guide cylinder, 4, a ventilation pipe, 5, spiral fins, 6, a mounting plate, 7, a fixing plate, 8, a connecting column, 9, a touch screen, 10, a binding post, 11 and a handle.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
As shown in fig. 1, the grid-connected controller with good heat dissipation effect for the power transmission system comprises a shell 1, a heat dissipation assembly and an installation assembly, wherein the shell 1 is a box body, control components are installed in the shell 1, and the control components are installed on a PCB (printed circuit board) 2. The touch screen 9 and the binding posts 10 are arranged on the lower portion of the front face of the shell 1, and the handles 11 are arranged on the upper portions of the two sides of the shell 1.
As shown in fig. 2, the heat dissipation component comprises a guide cylinder 3 and ventilation pipes 4, the openings at two ends of the guide cylinder 3 are hollow, spiral fins 5 are arranged in the guide cylinder 3, the openings at two ends of the guide cylinder 3 are respectively connected with one ventilation pipe 4, the guide cylinder 3 is positioned in the shell 1, the two ventilation pipes 4 at two ends of the guide cylinder 3 are led out from the shell 1 to the outside of the shell 1 by the guide cylinder 3 in the shell 1, and the ventilation pipes 4 are bent towards the bottom direction of the shell 1 after being led out from the shell 1. The guide cylinder 3, the ventilation pipe 4 and the spiral fins 5 are all made of metal materials. The two ends of the guide cylinder 3 are respectively communicated with the outside of the shell 1 through the ventilation pipes 4, spiral fins are arranged in the guide cylinder 3, so that the time of cold air entering the guide cylinder 3 in the guide cylinder 3 is prolonged, the heat exchange is more thorough, the heat exchange efficiency is improved, under the effect that the guide cylinder 3 absorbs heat in the shell 1, the two ventilation pipes 4 downwards extend outside the shell 1, air inlet and air outlet are respectively realized, and the heat exchange is realized.
As shown in fig. 3, the mounting assembly comprises a mounting plate 6, a fixing plate 7 and a plurality of connecting columns 8, wherein the mounting plate 6 is positioned inside the housing 1, the fixing plate 7 is positioned outside the housing 1 and is close to the back of the housing 1, the mounting plate 6 is connected with the fixing plate 7 through the connecting columns 8, the connecting columns 8 penetrate through the housing 1 and are fixed to the back of the housing 1, and the PCB 2 is fixed to the mounting plate 6. The mounting plate 6, the fixing plate 7 and the connecting column 8 are all made of metal materials. The heat generated by the PCB 2 is transferred to the mounting plate 6, the mounting plate 6 is heated to radiate heat to the outside of the shell 1 through the connecting columns 8 and the fixing plate 7, and the fixing plate 7 can be used as a fixed mounting backboard for fixing, so that the whole grid-connected controller is fixed.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (5)

1. The utility model provides a grid-connected controller for transmission system that radiating effect is good, includes casing (1), casing (1) is a box, installs control components and parts in casing (1), control components and parts install on PCB board (2), its characterized in that: still include cooling module and installation component, cooling module includes draft tube (3) and ventilation pipe (4), the inside cavity of draft tube (3) both ends opening, be equipped with helical fin (5) in draft tube (3), be connected with one respectively in draft tube (3) both ends opening do not draft tube (4), draft tube (3) are located casing (1), and two draft tubes (4) at draft tube (3) both ends draw forth outside casing (1) by draft tube (3) in casing (1), installation component includes mounting panel (6), fixed plate (7) and a plurality of spliced pole (8), mounting panel (6) are located casing (1) inside, fixed plate (7) are located casing (1) outside and are close to casing (1) back, mounting panel (6) link to each other through spliced pole (8) with fixed plate (7), spliced pole (8) pass casing (1) and are fixed with casing (1) back, PCB board (2) are fixed on mounting panel (6).
2. The grid-connected controller with good heat dissipation effect for a power transmission system as set forth in claim 1, wherein: the ventilation pipe (4) is bent towards the bottom of the shell (1) after being led out from the shell (1).
3. The grid-connected controller with good heat dissipation effect for a power transmission system as set forth in claim 1, wherein: the guide cylinder (3), the ventilation pipe (4) and the spiral fins (5) are all made of metal materials, and the mounting plate (6), the fixing plate (7) and the connecting column (8) are all made of metal materials.
4. The grid-connected controller with good heat dissipation effect for a power transmission system as set forth in claim 1, wherein: the front surface of the shell (1) is provided with a touch screen (9) and a binding post (10).
5. The grid-connected controller with good heat dissipation effect for a power transmission system as set forth in claim 1, wherein: a handle (11) is arranged on the shell (1).
CN202223343965.XU 2022-12-12 2022-12-12 Grid-connected controller with good heat dissipation effect for power transmission system Active CN219019406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223343965.XU CN219019406U (en) 2022-12-12 2022-12-12 Grid-connected controller with good heat dissipation effect for power transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223343965.XU CN219019406U (en) 2022-12-12 2022-12-12 Grid-connected controller with good heat dissipation effect for power transmission system

Publications (1)

Publication Number Publication Date
CN219019406U true CN219019406U (en) 2023-05-12

Family

ID=86250408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223343965.XU Active CN219019406U (en) 2022-12-12 2022-12-12 Grid-connected controller with good heat dissipation effect for power transmission system

Country Status (1)

Country Link
CN (1) CN219019406U (en)

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