CN207766153U - A kind of solar photovoltaic interconnected inverter - Google Patents
A kind of solar photovoltaic interconnected inverter Download PDFInfo
- Publication number
- CN207766153U CN207766153U CN201820126470.6U CN201820126470U CN207766153U CN 207766153 U CN207766153 U CN 207766153U CN 201820126470 U CN201820126470 U CN 201820126470U CN 207766153 U CN207766153 U CN 207766153U
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- shell
- radiator
- heat sink
- inductance
- fixed plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Inverter Devices (AREA)
Abstract
The utility model discloses a kind of solar photovoltaic interconnected inverters, include the upper cover of shell and clamping on the shell, enclosure is fixed with main power amplifier board, it is installed with interface circuit board components on main power amplifier board, enclosure is equipped with fan, shell includes fixed plate and heat sink, fixed plate is equipped with the first ventilation opening, heat sink is equipped with several second ventilation openings, a placing groove is formed between fixed plate and heat sink, inductance box is equipped in placing groove, inductance box is fixed on fixed plate surface, inductance is fixedly mounted in inductance box, the outer wall of inductance box is equipped with several heat dissipation gear pieces；It is installed with radiator on the outside of outer casing bottom.Inductance box and radiator separate individually designed air duct, the load of radiator can be made to reduce, the weight of radiator can mitigate and cost also can be relatively much lower, since inductance box is individual radiating module, it ensure that the heat dissipation of two pyrotoxins so that the good heat dissipation effect of inverter.
Description
Technical field
The utility model belongs to inverter technology field, and in particular to a kind of solar photovoltaic interconnected inverter.
Background technology
Inverter is a kind of transformer by converting direct-current power into alternating-current power, by full-bridge circuit, generally using at SPWM
Device is managed through ovennodulation, filtering, boosting etc., the sinusoidal ac for obtaining matching with lighting load frequency, rated voltage etc. is for being
The terminal user that unites uses, and direct-flow storage battery can be provided to alternating current for ac electric apparatus by inverter.Current inverter
Heat dissipation effect it is undesirable, Inductive component calorific value is big, and radiator load is big.
Utility model content
The purpose of this utility model is to provide a kind of solar photovoltaic interconnected inverters to solve in above-mentioned background technology
The problem of proposition.
In order to solve the above technical problems, the utility model uses the following technical solution：A kind of solar photovoltaic grid-connection
Inverter, includes the upper cover of shell and clamping on the shell, and the enclosure is fixed with main power amplifier board, the main power amplifier board
On be installed with interface circuit board components, the outer shell outer wall is equipped with switching connector, and the enclosure is equipped with fan,
The shell includes fixed plate and heat sink, and the heat sink is the structure that shell side plate extends out, and is set in the fixed plate
There are the first ventilation opening, the heat sink to be equipped with several second ventilation openings, forming one between the fixed plate and heat sink puts
Slot is set, inductance box is equipped in the placing groove, the inductance box is fixed on fixed plate surface, electricity is fixedly mounted in the inductance box
The outer wall of sense, the inductance box is equipped with several heat dissipation gear pieces；
It is installed with radiator on the outside of the outer casing bottom, the upper end of the radiator is flushed with shell upper end.
Further, the interface circuit board components include mounting plate, spacer, interface card and control circuit board,
The mounting plate is fixedly mounted on main power amplifier board, and the mounting plate is equipped with spacer, is installed on the mounting plate
Interface card is installed with control circuit board on the interface card.
Further, waterproof cover is arranged on the switching connector, the upper lid surface is equipped with facial mask.
Further, the spreader surface is equipped with hanging plate, and the hanging plate is equipped with mounting hole.
Compared with prior art, the utility model has the beneficial effects that：A kind of photovoltaic of the utility model offer is simultaneously
Net inverter, inductance box and radiator separate individually designed air duct, the load of radiator can be made to reduce, the weight of radiator
It can mitigate and cost also can be relatively much lower, since inductance box is individual radiating module, heat dissipation is dissipated by what its periphery carried
Hot gear piece radiates, and fan blows to the heat of inverter internal at inductance box, effect of the cold wind outside heat sink in negative pressure
Under entered in inductance box from the second ventilation opening on heat sink, hot wind sheds at the top of inductance box, and radiator heat-dissipation mode is
Gone out into top by radiator bottom, ensures that the heat dissipation of two pyrotoxins in this way so that the good heat dissipation effect of inverter.
Solar photovoltaic interconnected inverter provided by the utility model is equipped with hanging plate, is set on the hanging plate on a heat sink
There is mounting hole, inverter can be made to be fixed in metope or plate face, is not easy to fall.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is a kind of structural schematic diagram of solar photovoltaic interconnected inverter provided by the utility model；
Fig. 2 is a kind of side view of solar photovoltaic interconnected inverter provided by the utility model；
Fig. 3 is the structural schematic diagram of inductance box；
Fig. 4 is the partial enlarged view of A in Fig. 3；
In attached drawing：Facial mask 1, upper cover 2, control circuit board 3, interface card 4, mounting plate 5, spacer 6, main power amplifier board 7,
Fan 8, inductance box 9, inductance 10, heat dissipation gear piece 11, radiator 12, hanging plate 13, switching connector 14, waterproof cover 15, shell 16,
Fixed plate 17, heat sink 18, the first ventilation opening 19, the second ventilation opening 20.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only used to solve
The utility model is released, the utility model is not limited.
With reference to specific embodiment, the utility model is expanded on further.It is new that these embodiments are merely to illustrate this practicality
Type rather than limitation the scope of the utility model.In the description of the present invention, it should be noted that unless otherwise clear
Regulation and restriction, term " installation ", " being equipped with ", " connection " shall be understood in a broad sense, can also for example, it may be fixedly connected
It is to be detachably connected, or be integrally connected；It can be directly connected, can also can be indirectly connected through an intermediary two
Connection inside a element.For the ordinary skill in the art, above-mentioned term can be understood in this reality with concrete condition
With the concrete meaning in novel.
As shown in Figures 1 to 4, a kind of solar photovoltaic interconnected inverter, including shell 16 and be connected on shell 16
Upper cover 2 is fixed with main power amplifier board 7 inside shell 16, interface circuit board components, shell 16 is installed on main power amplifier board 7
Outer wall is equipped with switching connector 14, and waterproof cover 15 is arranged on switching connector 14, and 2 surface of upper cover is equipped with facial mask 1.Shell 16
It is internally provided with fan 8, shell 16 includes fixed plate 17 and heat sink 18, and heat sink 18 is the knot that 16 side plate of shell extends out
Structure, fixed plate 17 are equipped with the first ventilation opening 19, and heat sink 18 is equipped with several second ventilation openings 20, the width of the first ventilation opening 19
Degree is 1 centimetre, and the width of the second ventilation opening 20 is 0.5 to 0.8 centimetre.Spacing between heat dissipation gear piece 11 is 1 millimeter.Fixed plate
A placing groove is formed between 17 and heat sink 18, and inductance box 9 is equipped in placing groove, inductance box 9 is fixed on 17 surface of fixed plate,
Inductance 10 is fixedly mounted in inductance box 9, the outer wall of inductance box 9 is equipped with several heat dissipation gear pieces 11, is dissipated convenient for inductance box 9 itself
Heat.
As depicted in figs. 1 and 2,16 bottom outside of shell is installed with radiator 12, the upper end of radiator 12 and shell
16 upper ends flush, and 12 surface of radiator is equipped with hanging plate 13, and hanging plate 13 is equipped with mounting hole, can fix inverter on the wall.
As shown in Figure 1, interface circuit board components include mounting plate 5, spacer 6, interface card 4 and control circuit board 3,
Mounting plate 5 is fixedly mounted on main power amplifier board 7, and mounting plate 5 is equipped with spacer 6, and interface circuit is installed on mounting plate 5
Plate 4 is installed with control circuit board 3 on interface card 4.
Operation principle：In the present embodiment, Inductive component and radiator 12 are the main heat sink source on inverter, inductance group
Part is provided separately with radiator in structure, and the load of radiator 12 can be made to reduce, and the weight of radiator 12 can mitigate, at
This also can be relatively fewer, and since inductance box 9 is individual radiating module, the heat dissipation gear piece 11 carried by its periphery that radiates is dissipated
Heat, fan 8 blow to the heat of inverter internal at inductance box 9, and the cold wind outside heat sink 18 is under the action of negative pressure from heat dissipation
The second ventilation opening 20 on plate 18 enters in inductance box 9, and hot wind sheds from 9 top of inductance box, and 12 radiating mode of radiator is
Gone out into top by 12 bottom of radiator, inductance box and radiator separate individually designed air duct, ensure that two pyrotoxins in this way
Heat dissipation.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this practicality
Within novel protection domain.
Claims (4)
1. a kind of solar photovoltaic interconnected inverter, including shell (16) and the upper cover (2) that is connected on shell (16), it is described outer
It is fixed with main power amplifier board (7) inside shell (16), interface circuit board components are installed on the main power amplifier board (7), it is described
Shell (16) outer wall is equipped with switching connector (14), which is characterized in that the shell (16) is internally provided with fan (8), described
Shell (16) includes fixed plate (17) and heat sink (18), and the heat sink (18) is the knot that shell (16) side plate extends out
Structure, the fixed plate (17) are equipped with the first ventilation opening (19), and the heat sink (18) is equipped with several second ventilation openings (20),
A placing groove is formed between the fixed plate (17) and heat sink (18), and inductance box (9), the electricity are equipped in the placing groove
Sense box (9) is fixed on fixed plate (17) surface, is fixedly mounted inductance (10) in the inductance box (9), the inductance box (9) it is outer
Wall is equipped with several heat dissipation gear pieces (11)；
Shell (16) bottom outside is installed with radiator (12), the upper end of the radiator (12) on shell (16)
End flushes.
2. a kind of solar photovoltaic interconnected inverter according to claim 1, which is characterized in that the interface circuit board group
Part includes mounting plate (5), spacer (6), interface card (4) and control circuit board (3), and the mounting plate (5) is fixedly mounted
On main power amplifier board (7), the mounting plate (5) is equipped with spacer (6), and interface electricity is installed on the mounting plate (5)
Road plate (4) is installed with control circuit board (3) on the interface card (4).
3. a kind of solar photovoltaic interconnected inverter according to claim 1, which is characterized in that the switching connector
(14) waterproof cover (15) is arranged on, upper cover (2) surface is equipped with facial mask (1).
4. a kind of solar photovoltaic interconnected inverter according to claim 1, which is characterized in that radiator (12) table
Face is equipped with hanging plate (13), and the hanging plate (13) is equipped with mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820126470.6U CN207766153U (en) | 2018-01-25 | 2018-01-25 | A kind of solar photovoltaic interconnected inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820126470.6U CN207766153U (en) | 2018-01-25 | 2018-01-25 | A kind of solar photovoltaic interconnected inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207766153U true CN207766153U (en) | 2018-08-24 |
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ID=63181805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820126470.6U Active CN207766153U (en) | 2018-01-25 | 2018-01-25 | A kind of solar photovoltaic interconnected inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207766153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116915067A (en) * | 2023-09-14 | 2023-10-20 | 深圳市首航新能源股份有限公司 | String inverter and power management system |
-
2018
- 2018-01-25 CN CN201820126470.6U patent/CN207766153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116915067A (en) * | 2023-09-14 | 2023-10-20 | 深圳市首航新能源股份有限公司 | String inverter and power management system |
| CN116915067B (en) * | 2023-09-14 | 2024-02-06 | 深圳市首航新能源股份有限公司 | String inverter and power management system |
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