CN203135733U - Photovoltaic inverter - Google Patents
Photovoltaic inverter Download PDFInfo
- Publication number
- CN203135733U CN203135733U CN 201320072715 CN201320072715U CN203135733U CN 203135733 U CN203135733 U CN 203135733U CN 201320072715 CN201320072715 CN 201320072715 CN 201320072715 U CN201320072715 U CN 201320072715U CN 203135733 U CN203135733 U CN 203135733U
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- CN
- China
- Prior art keywords
- cabinet
- plate
- inductance
- chamber
- photovoltaic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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 relates to a photovoltaic inverter comprising a cabinet, a base and heat dissipation fins, wherein the heat dissipation fins are fixedly arranged on a lower end face of a bottom cover of the cabinet. A baffle is longitudinally mounted in the cabinet and divides cabinet inside into an inductance cavity and an electronic PCB cavity two parts. An inductor and a fan are disposed in the inductance cavity. The inductor is fixedly arranged on an upper end face of the bottom cover of the cabinet. The fan is mounted on a top wall of the cabinet. A power plate is fixedly disposed in the electronic PCB cavity and is opposite to the upper end face of the bottom cover of the cabinet. A temperature switching plate and a DC filtering plate are arranged on one side of the power plate and an auxiliary switch power-supply board is mounted on the other side. A separating plate is horizontally disposed in the electronic PCB cavity and is provided with a mainboard and an AC filtering plate. A display panel is arranged on an up end face of the mainboard and the AC filtering plate and is sleeved on an upper cover of the cabinet. The photovoltaic inverter has the advantages of reasonable structure layout and good heat dissipation performance.
Description
Technical field
The utility model relates to the inverter technology field, is specifically related to a kind of photovoltaic DC-to-AC converter.
Background technology
Photovoltaic generating system mainly is made up of parts such as solar cell, storage battery, controller, photovoltaic DC-to-AC converters, be characterized in reliability height, long service life, free from environmental pollution, can independently generate electricity and can be incorporated into the power networks, the parent who is subjected to every industry or trade's tissue looks at, and has vast potential for future development.This system utilizes solar cell to be directly changed into direct current energy, converts direct current energy to AC energy by photovoltaic DC-to-AC converter again.Yet, the topology layout of existing photovoltaic DC-to-AC converter is unreasonable, thereby cause the installation and maintenance inconvenience of the components and parts of photovoltaic DC-to-AC converter, and the heater members of existing photovoltaic DC-to-AC converter and the heat dispersion of cabinet are poor, when the temperature in the cabinet is very high, cause the performance of some device of photovoltaic DC-to-AC converter to descend, thereby make the whole system instability.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and the photovoltaic DC-to-AC converter that a kind of topology layout is reasonable, thermal diffusivity is good is provided.
For achieving the above object, the utility model adopts a kind of photovoltaic DC-to-AC converter, comprise cabinet, base, fin, the bottom lower surface of described cabinet is set with fin, be vertically arranged with a baffle plate in the cabinet, baffle plate is divided into inductance chamber and electronics PCB chamber two parts with cabinet inside, and described inductance is provided with inductance and fan in the chamber, and inductance is fixedly installed on the bottom upper surface of cabinet, and fan is arranged on the roof of cabinet; The bottom upper end surface of corresponding cabinet is set with power amplifier board in the described electronics PCB chamber, and power amplifier board one side is provided with temperature keyset and DC filtering plate, opposite side is provided with the auxiliary switching power supply plate, described electronics PCB has been horizontally disposed with a dividing plate in the chamber, dividing plate is provided with mainboard and ac filter plate, the upper surface of mainboard and ac filter plate is provided with display floater, and this display floater is sleeved on the chassis cover.
The photovoltaic DC-to-AC converter of said structure, baffle plate is set in cabinet, baffle plate is divided into inductance chamber and electronics PCB chamber two parts with cabinet inside, reasonable by the photovoltaic DC-to-AC converter topology layout that this structure arranges, also be convenient to installation and maintenance, the bottom that is provided with fan and cabinet in the inductance chamber of cabinet is provided with fin, has reduced the temperature in the cabinet, thereby has improved the heat dispersion of photovoltaic DC-to-AC converter.
Especially, be provided with some heat radiation pilot holes on two sidewalls at place, the corresponding inductance of described cabinet chamber, the profile of this heat radiation pilot hole is the fin shape, and the opening direction of heat radiation pilot hole down.By the sidewall at cabinet the heat radiation pilot hole is set, has reduced the temperature of cabinet inside, improved the heat dispersion of photovoltaic DC-to-AC converter, thereby prolonged the useful life of photovoltaic DC-to-AC converter.
Especially, described base upper shield is on the fin and be fixed on the bottom lower surface of cabinet, by in the cabinet bottom base being set, be convenient to carrying and the installation of photovoltaic DC-to-AC converter, when the carrying photovoltaic DC-to-AC converter, because the base upper shield is on fin, thereby ensured that fin is not damaged when carrying.
Description of drawings
Fig. 1 is the utility model embodiment stereogram.
Fig. 2 is the utility model internal structure front view.
Fig. 3 is the utility model internal structure stereogram.
Embodiment
As Fig. 1,2, shown in 3, the utility model embodiment is a kind of photovoltaic DC-to-AC converter, comprise cabinet 10, base 20, fin 30, described cabinet 10 be shaped as cuboid, bottom 15 lower surfaces of described cabinet 10 are set with fin 30, be vertically arranged with a baffle plate 14 in the cabinet 10, baffle plate 14 is divided into inductance chamber 40 and electronics PCB chamber 50 two parts with cabinet 10 inside, be provided with inductance 41 and fan 42 in the described inductance chamber 40, inductance 40 is fixedly installed on the upper surface of bottom 15 of cabinet 10, fan 42 is arranged on roof 12 centre of cabinet 10, bottom 15 upper end surfaces of corresponding cabinet 10 are set with power amplifier board 51 in the described electronics PCB chamber 50, and power amplifier board 51 1 sides are provided with temperature keyset 53 and DC filtering plate 52, opposite side is provided with auxiliary switching power supply plate 54, described electronics PCB has been horizontally disposed with a dividing plate 55 in the chamber, dividing plate 55 is provided with mainboard 56 and ac filter plate 57, mainboard 56 is provided with display floater 58 with the upper surface of ac filter plate 57, and this display floater 58 is sleeved on the chassis cover 11.Be provided with some heat radiation pilot holes 131 on two sidewalls 13 at 40 places, the corresponding inductance chamber of described cabinet, the profile of this heat radiation pilot hole 131 is the fin shape, and the opening direction of heat radiation pilot hole 131 down.Described base 20 upper shields are on the fin 30 and be fixed on the lower surface of bottom 15 of cabinet 10.By in cabinet 10 bottoms base 20 being set, be convenient to carrying and the installation of photovoltaic DC-to-AC converter, in carrying during photovoltaic DC-to-AC converter, because base 20 upper shields are on fin 30, thereby ensured that fin 30 is not damaged when carrying.And this photovoltaic DC-to-AC converter has, and topology layout is reasonable, the advantage of perfect heat-dissipating.
Claims (3)
1. photovoltaic DC-to-AC converter, comprise cabinet, base, fin, it is characterized in that: the bottom lower surface of described cabinet is set with fin, be vertically arranged with a baffle plate in the cabinet, baffle plate is divided into inductance chamber and electronics PCB chamber two parts with cabinet inside, described inductance is provided with inductance and fan in the chamber, and inductance is fixedly installed on the bottom upper surface of cabinet, and fan is arranged on the roof of cabinet; The bottom upper end surface of corresponding cabinet is set with power amplifier board in the described electronics PCB chamber, and power amplifier board one side is provided with temperature keyset and DC filtering plate, opposite side is provided with the auxiliary switching power supply plate, described electronics PCB has been horizontally disposed with a dividing plate in the chamber, dividing plate is provided with mainboard and ac filter plate, the upper surface of mainboard and ac filter plate is provided with display floater, and this display floater is sleeved on the chassis cover.
2. photovoltaic DC-to-AC converter according to claim 1 is characterized in that: be provided with some heat radiation pilot holes on two sidewalls at place, the corresponding inductance of described cabinet chamber, the profile of this heat radiation pilot hole is the fin shape, and the opening direction of the pilot hole that dispels the heat down.
3. photovoltaic DC-to-AC converter according to claim 1 is characterized in that: described base upper shield is on the fin and be fixed on the bottom lower surface of cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320072715 CN203135733U (en) | 2013-02-01 | 2013-02-01 | Photovoltaic inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320072715 CN203135733U (en) | 2013-02-01 | 2013-02-01 | Photovoltaic inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135733U true CN203135733U (en) | 2013-08-14 |
Family
ID=48943672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320072715 Expired - Fee Related CN203135733U (en) | 2013-02-01 | 2013-02-01 | Photovoltaic inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135733U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107395008A (en) * | 2017-09-20 | 2017-11-24 | 江苏兆能电子有限公司 | A kind of vehicle-mounted DC DC converter architectures |
| CN107612499A (en) * | 2017-10-13 | 2018-01-19 | 深圳市美克能源科技股份有限公司 | A kind of solar energy power frequency combining inverter and its photovoltaic energy storage generate electricity |
| CN110958821A (en) * | 2019-12-23 | 2020-04-03 | 浙江佳乐科仪股份有限公司 | High-performance radiating photovoltaic frequency converter |
-
2013
- 2013-02-01 CN CN 201320072715 patent/CN203135733U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107395008A (en) * | 2017-09-20 | 2017-11-24 | 江苏兆能电子有限公司 | A kind of vehicle-mounted DC DC converter architectures |
| CN107612499A (en) * | 2017-10-13 | 2018-01-19 | 深圳市美克能源科技股份有限公司 | A kind of solar energy power frequency combining inverter and its photovoltaic energy storage generate electricity |
| CN110958821A (en) * | 2019-12-23 | 2020-04-03 | 浙江佳乐科仪股份有限公司 | High-performance radiating photovoltaic frequency converter |
| CN110958821B (en) * | 2019-12-23 | 2021-08-03 | 浙江佳乐科仪股份有限公司 | High-performance radiating photovoltaic frequency converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20180201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |