CN206041826U - It is high -power from integrative photovoltaic inverter that mixes of net - Google Patents
It is high -power from integrative photovoltaic inverter that mixes of net Download PDFInfo
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- CN206041826U CN206041826U CN201620914824.4U CN201620914824U CN206041826U CN 206041826 U CN206041826 U CN 206041826U CN 201620914824 U CN201620914824 U CN 201620914824U CN 206041826 U CN206041826 U CN 206041826U
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Abstract
The utility model relates to an it is high -power from integrative photovoltaic inverter that mixes of net, including solar energy MPPT board, transformer, two -way power mainboard, casing and fan, solar energy MPPT board, transformer and two -way power mainboard are adorned in the casing, the fan is used for for the dc -to -ac converter heat dissipation, and the fan includes first fan and second fan, and first fan, second fan are opened to have on the casing and are distinguished corresponding first wind channel mouth, second wind channel mouth with first fan, second fan in arranging the dc -to -ac converter respectively in, and first fan, second fan form first, second wind channel with first, second wind channel mouth respectively together, and the transformer is arranged in first wind channel. Owing to placed two fans in the product, the product can form two wind channels of following fan side direction wind channel mouth and blowing at the during operation, guarantees the inside heat of product and in time discharges, the inside temperature rise of greatly reduced product. Adopt the design in two wind channels right on the one hand the utility model discloses well transformer dispels the heat specially, has solved the checked problem in wind channel, and on the other hand is dispelled the heat by other devices to in the dc -to -ac converter specially, and solves the bad problem of wind channel heat dissipation.
Description
Technical field
This utility model is related to inverter technical field, and in particular to a kind of high-power and off-network one hybrid solar
Inverter.
Background technology
Current inverter, especially high-power and off-network one hybrid solar inverter, because function is more, circuit is multiple
Miscellaneous, circuit topology module is more, power device is more, and power is big, and efficiency is low, and inner heat is serious.Because layout it is unreasonable, Duct design
It is bad, cause mixing inverter internal temperature high, particularly local device temperature severe overweight, wherein with transformator as most, very
Multi-inverter work in a fully loaded state when, the temperature of the internal threads of transformator is chronically at and is close to coiling itself and can bear
Maximum temperature point at, be even more than its maximum temperature point that can be born, greatly reduce mixing inverter reliability, seriously
Shorten the service life of product.And there is very big potential safety hazard.If Fig. 8 is existing inverter product structure figure.It is internal
Layout is unreasonable, and bidirectional power mainboard is located at product bottom, and charging panel is located on the right side of bottom, and transformator is located at top, single wind
Fan is placed in product bottom.After starting fan, toward the blowing of bidirectional power mainboard, at transformer silicon steel sheet, air channel is obstructed point for wind
Dissipate.Cannot form effective air channel, and charging panel is located at right side, form thermal source combined power mainboard heat, along with transformator away from
Away from fan, heat cannot shed.Make whole interiors of products temperature rise, device local, particularly switching tube internal node and change
Inside depressor, copper cash local temperature is too high, it is easy to cause component failure, product reliability to substantially reduce, it could even be possible to occurring
The security incident such as catch fire.
The content of the invention
This utility model provides a kind of high-power and off-network one hybrid solar inverter, solves in mixing inverter
Portion's temperature rise, local device heating are serious, the low problem of reliability.
Technology implementation scheme of the present utility model is：High-power and off-network one hybrid solar inverter, including the sun
Energy MPPT plates, transformator, bidirectional power mainboard, casing and fan, the solar energy MPPT plates, transformator and bidirectional power mainboard
Loaded in casing, for radiating to inverter, the fan includes the first fan and the second fan, first wind to the fan
Fan, the second fan are respectively placed in inverter, are provided with corresponding with the first fan, the second fan difference the on the housing
One wind passage mouth, the second wind passage mouth, this first fan, the second fan form first, respectively together with first, second wind passage mouth
Two air channels, the transformator are located in the first air channel.
Based on above-mentioned purpose, further improvement of the utility model scheme is：First fan, the second fan are put respectively
Top, bottom or first fan, the second fan in casing side is respectively placed in the bottom of casing side, top, institute
The opposite side that the first wind passage mouth and the second wind passage mouth are located at casing is stated, the bidirectional power mainboard is located in the second air channel.
Based on above-mentioned purpose, further improvement of the utility model scheme is：First fan and the second fan difference
Positioned at the right side of casing.
Based on above-mentioned purpose, further improvement of the utility model scheme is：The solar energy MPPT plates are located at the first wind
In road, also including accessory power supply, input and output EMI plates and 10G CPU Control Unit, the accessory power supply, input and output EMI plates and CPU
Panels are in the second air channel.
Based on above-mentioned purpose, further improvement of the utility model scheme is：The solar energy MPPT plates are placed in transformator
Top, the solar energy MPPT plates include solar energy MPPT chargings mainboard and solar energy MPPT charging panels, solar energy
Input and output terminal is set at the left side edges of boards of MPPT charging panels, and middle part has switching tube and drive circuit, power inductance respectively, dissipates
Backing and solar energy MPPT charging panels.
Based on above-mentioned purpose, further improvement of the utility model scheme is：Accessory power supply and input and output EMI plates and
10G CPU Control Unit is sequentially placed into the top of bidirectional power mainboard.
Based on above-mentioned purpose, further improvement of the utility model scheme is：CAN/RS485 communication boards are fixed under casing
On portion's casing.LCD display button plate is located on the upper cover plate of casing.
Based on above-mentioned purpose, further improvement of the utility model scheme is：Also include copper bar, bidirectional power mainboard Jing copper
Bar is connected with external cell, and transformator warp material is connected with copper bar, and the other end of copper bar is connected with bidirectional power mainboard.
Based on above-mentioned purpose, further improvement of the utility model scheme is：First fan is loaded on solar energy MPPT
At charging mainboard and transformator right plate；Second fan is loaded at bidirectional power mainboard right plate, corresponding, second wind
Road junction includes many air duct holes.
Due to placed two fans in product, product operationally, can be formed from the blowing of fan lateral wind road junction
Two air channels, it is ensured that interiors of products heat is discharged in time, substantially reduce interiors of products temperature rise.Can be big using the design in double air channels
It is big to improve the bad problem of radiating, radiating is exclusively carried out to transformator in this utility model on the one hand, solves what air channel was obstructed
Problem, on the other hand by the other devices in inverter are exclusively carried out with radiating, and solves the problems, such as that air duct radiation is bad.
Interiors of products layout is ingenious, is conducive to cabling, makes cabling rationally clearly demarcated, and space availability ratio is high, makes small product size contract
It is little, it to be easy to packed and transported, shortens wiring, line loss is little, radiates beneficial to whole machine and local device radiating, and air channel is excellent, and temperature rise is low, greatly
The performance of product is improve greatly, its reliability is enhanced, product service life is extended.
Description of the drawings
Fig. 1 is that this utility model is high-power and off-network one hybrid solar inverter structure schematic diagram；
Fig. 2 be that this utility model is high-power and off-network one hybrid solar inverter in transformator and bidirectional power mainboard
The structural representation being connected by copper bar；
Fig. 3 be that this utility model is high-power and off-network one hybrid solar inverter in solar energy MPPT charging panel structures
Schematic diagram；
Fig. 4 be that this utility model is high-power and off-network one hybrid solar inverter in transformer device structure schematic diagram；
Fig. 5 be that this utility model is high-power and off-network one hybrid solar inverter in bidirectional power mainboard structure illustrate
Figure；
Fig. 6 be that this utility model is high-power and off-network one hybrid solar inverter in accessory power supply and input and output
EMI plate schematic layout patterns；
Fig. 7 is lower housing portion face structural representation in high-power and off-network one hybrid solar inverter in this utility model
Figure；
Fig. 8 is that prior art is high-power and off-network one hybrid solar inverter structure figure.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail the application.
Refer to Fig. 1 and Fig. 2, the present embodiment is a kind of high-power and the inside cloth of off-network one hybrid solar inverter
Office.High-power and off-network one hybrid solar inverter, including solar energy MPPT plates, transformator, bidirectional power mainboard, casing
And fan, loaded in casing, the fan is for scattered to inverter for the solar energy MPPT plates, transformator and bidirectional power mainboard
Heat, the fan include the first fan and the second fan, and first fan, the second fan are respectively placed in inverter, specifically
It is placed in the top of casing side, bottom or is placed in the bottom of casing side, top, is provided with the housing and the first wind
Fan, the second fan distinguish corresponding the first wind passage mouth, the second wind passage mouth, this first fan, the second fan respectively with first,
Second wind passage mouth forms first, second air channel together, and the transformator is located in the first air channel.The bidirectional power mainboard is located at
In second air channel.In the present embodiment, first fan and the second fan are respectively positioned at the right side of casing.More specifically, institute
State the first fan to be loaded at solar energy MPPT chargings mainboard and transformator right plate, refer to solar energy MPPT chargings mainboard and transformation
At the projection to the right of wind direction direction, the second fan refers to bidirectional power mainboard loaded at bidirectional power mainboard right plate to device
At the projection to the right of wind direction direction.More specifically, the second wind passage mouth includes many air duct holes.The solar energy MPPT plates position
In the first air channel, also including accessory power supply, input and output EMI plates and 10G CPU Control Unit, the accessory power supply, input and output EMI
Plate and 10G CPU Control Units are in the second air channel.The solar energy MPPT plates are placed in the top of transformator, the solar energy MPPT plates
Including solar energy MPPT chargings mainboard and solar energy MPPT charging panels, arrange at the left side edges of boards of solar energy MPPT charging panels
Input and output terminal, middle part have switching tube and drive circuit, power inductance, fin and solar energy MPPT charge controls respectively
Plate.Accessory power supply and input and output EMI plates and 10G CPU Control Unit are sequentially placed into the top of bidirectional power mainboard.CAN/RS485 leads to
News plate is fixed on casing lower part box.LCD display button plate is located on the upper cover plate of casing.
Specific solar energy MPPT chargings mainboard 101 is located at housing upper, is arranged on housing by M4 screws and stud
At portion's structure, solar energy MPPT chargings main board length is more than width design, to adapt to housing overall structure.Refer to Fig. 3, the left side
Input and output terminal is set at edges of boards, is easy to wiring, middle part have respectively switching tube and drive circuit, power inductance, fin and
Solar energy MPPT charging panels, are whole accessory power supplys on the right side of (being inserted by pricking with needle).Power inductance, fin, panel
With accessory power supply etc. in PCB design using from left to right straight configuration, to adapt to overall structure, be easy to wiring and radiating.
Refer to Fig. 4, and then solar energy MPPT chargings mainboard bottom is transformator 102 to the present embodiment, strong heater members,
Transformator adopts new mounting structure (Patent No.：ZL201520787450.X), and support inside the line bag of uniqueness and dissipate
Thermal design.The first fan 108 is installed at solar energy MPPT chargings mainboard and transformator right plate.It is reasonable in design at left plate
Wind passage mouth.When inverter work is mixed, starting fan forms independent air channel, acts on solar energy MPPT charging panels and change
Depressor, it is ensured that its heat sheds.Which is made to be operated within the scope of reasonable temperature.
Fig. 5 is refer to, in the present embodiment, bidirectional power mainboard is located at by transformator, and step down side passes through wire rod 112
And copper bar 113 is connected with bidirectional power mainboard, i.e., transformator warp material is connected with copper bar, the other end and the bidirectional power master of copper bar
Plate is connected.Bidirectional power mainboard Jing copper bars are connected with external cell, and this simple structure is easy to producing line to install, and makes energy loop
It is little, it is lost little.Bidirectional power mainboard 103 is located in the middle part of plank using the long strip type shape for meeting housing, bus capacitor, and both sides are
Fin and switching tube, PCB design initially consider integral heat sink, form excellent air channel framework, at bidirectional power mainboard right plate
Second fan 109 is installed, and many air duct holes is designed at corresponding left plate.During starting fan, the second air channel is formed, blow-through is double
To power mainboard, the temperature of switching tube and bus capacitor is greatly reduced, extend its service life.
Fig. 6 is refer to, in the present embodiment, accessory power supply and input and output EMI plates 110 are located at the top of bidirectional power mainboard,
Supported by the copper stud on fin, stood on thereon, on the left of plank, connect high voltage side of transformer wire rod, plank top is to support electricity
Source module, bottom are input and output EMI modules, make use of significantly space structure, and its internal components are dissipated using the second air channel
Heat.10G CPU Control Unit 104 is mounted side by side on the left of accessory power supply and input and output EMI plates, is also in the second air channel, makes core device
Part CPU is maintained in normal temperature range when working.
Fig. 7 is refer to, in the present embodiment, CAN/RS485 communication boards 105 are located at lower housing portion, during design, CAN/RS485
Communication plate suqare is little, easy for installation, is directly mounted on housing by turning ferrum.Overcurrent protector and alternating-current switch are placed in by which.
During design, it is DC end interfaces 106 on the left of lower housing portion, solar energy MPPT chargings mainboard and bidirectional power master in difference body contact body
Plate, is AC end interfaces 107 on the right side of lower housing portion, connects accessory power supply and input and output EMI plates, and LCD display button plate 111 is located at top
Portion.Rationally distributed nature, energy Flow are smooth.
The solar energy MPPT chargings mainboard and solar energy MPPT charging panels are for energy that solar panel is stored
Amount is converted to the energy content of battery or directly feeds energy to bidirectional power mainboard.The transformator be placed in DC/AC it is topological in, by rise
Pressure handle direct current is converted to exchange, or exchange is converted to direct current by blood pressure lowering.The bidirectional power mainboard is used for the conversion of energy,
Together direct current is converted into exchanging with transformator or exchange is converted to direct current.The accessory power supply and input and output EMI plates, it is auxiliary
Power pack is helped to power for whole system, input and output EMI parts are used for inversion output or civil power input filter.The CPU
Panel is used for the monitoring and control of whole system.It is logical that the CAN/RS485 communication boards are used for data exchange of whole system etc.
News connection.The LCD display button plate is operated for human-computer exchange, and system can be made to work by the requirement of user and show work
Data are checked for user.
Above content is the further description made to the application with reference to specific embodiment, it is impossible to assert this Shen
Being embodied as please is confined to these explanations.For the application person of an ordinary skill in the technical field, do not taking off
On the premise of conceiving from the present application, some simple deduction or replace can also be made.
Claims (9)
1. high-power and off-network one hybrid solar inverter, including solar energy MPPT plates, transformator, bidirectional power mainboard,
Casing and fan, loaded in casing, the fan is for inversion for the solar energy MPPT plates, transformator and bidirectional power mainboard
Device radiates, it is characterised in that the fan includes the first fan and the second fan, and first fan, the second fan are put respectively
In inverter, first wind passage mouth corresponding with the first fan, the second fan difference, the second air channel is provided with the housing
Mouthful, this first fan, the second fan form first, second air channel, the transformator respectively together with first, second wind passage mouth
In the first air channel.
2. high-power and off-network one hybrid solar inverter as claimed in claim 1, it is characterised in that first wind
Fan, the second fan are respectively placed in top, bottom or first fan, second fan of casing side and are respectively placed in casing one
The bottom of side, top, first wind passage mouth and the second wind passage mouth are located at the opposite side of casing, and the bidirectional power mainboard is located at
In second air channel.
3. high-power and off-network one hybrid solar inverter as claimed in claim 1, it is characterised in that first wind
Fan and the second fan are respectively positioned at the right side of casing.
4. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that it is described too
Positive energy MPPT plates are located in the first air channel, also including accessory power supply, input and output EMI plates and 10G CPU Control Unit, the auxiliary electricity
Source, input and output EMI plates and 10G CPU Control Units are in the second air channel.
5. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that it is described too
Positive energy MPPT plates are placed in the top of transformator, and the solar energy MPPT plates include solar energy MPPT chargings mainboard and solar energy MPPT
Charging panel, arranges input and output terminal at the left side edges of boards of solar energy MPPT charging panels, middle part has switching tube and drive respectively
Galvanic electricity road, power inductance, fin and solar energy MPPT charging panels.
6. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that auxiliary electricity
Source and input and output EMI plates and 10G CPU Control Unit are sequentially placed into the top of bidirectional power mainboard.
7. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that CAN/
RS485 communication boards are fixed on casing lower part box, and LCD display button plate is located on the upper cover plate of casing.
8. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that also include
Copper bar, bidirectional power mainboard Jing copper bars are connected with external cell, and transformator warp material is connected with copper bar, the other end of copper bar with it is double
It is connected to power mainboard.
9. high-power and off-network one hybrid solar inverter as claimed in claim 1 or 2, it is characterised in that described the
One fan is loaded at solar energy MPPT chargings mainboard and transformator right plate；Second fan is loaded on bidirectional power mainboard right plate
Place, corresponding, second wind passage mouth includes many air duct holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914824.4U CN206041826U (en) | 2016-08-22 | 2016-08-22 | It is high -power from integrative photovoltaic inverter that mixes of net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620914824.4U CN206041826U (en) | 2016-08-22 | 2016-08-22 | It is high -power from integrative photovoltaic inverter that mixes of net |
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| Publication Number | Publication Date |
|---|---|
| CN206041826U true CN206041826U (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620914824.4U Active CN206041826U (en) | 2016-08-22 | 2016-08-22 | It is high -power from integrative photovoltaic inverter that mixes of net |
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| CN (1) | CN206041826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115151107A (en) * | 2022-07-15 | 2022-10-04 | 深圳市斯曼科新能源科技有限公司 | Solar inverter and solar inverter system |
-
2016
- 2016-08-22 CN CN201620914824.4U patent/CN206041826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115151107A (en) * | 2022-07-15 | 2022-10-04 | 深圳市斯曼科新能源科技有限公司 | Solar inverter and solar inverter system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220511 Address after: 528000 floor 1, floor 2, floor 3, floor 4, floor 5, floor 7, floor 9 and floor 10, building 8, No. 115, Zhangcha 1st Road, Chancheng District, Foshan City, Guangdong Province (residence declaration) Patentee after: Meishile (Guangdong) New Energy Technology Co.,Ltd. Address before: 518000 4th and 5th floors, building 11, Yusheng Industrial Zone, No. 467, Xixiang section, 107 National Road, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN MUST ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |