CN205829571U - A kind of photovoltaic combiner box - Google Patents
A kind of photovoltaic combiner box Download PDFInfo
- Publication number
- CN205829571U CN205829571U CN201620801438.4U CN201620801438U CN205829571U CN 205829571 U CN205829571 U CN 205829571U CN 201620801438 U CN201620801438 U CN 201620801438U CN 205829571 U CN205829571 U CN 205829571U
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- Prior art keywords
- fuse
- positive
- positive pole
- negative
- circuit breaker
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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
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Abstract
A kind of photovoltaic combiner box, belongs to solar photovoltaic generation system technical field.Including installing plate, installing plate is provided with dc circuit breaker, fuse group, signal acquisition module, power module, Surge Protector, conflux fuse；Fuse group includes positive pole fuse and negative pole fuse；It is characterized in that: dc circuit breaker is positioned at the side of fuse group; and signal acquisition module is positioned at the top of positive pole fuse; negative pole fuse is positioned at the lower section of positive pole fuse, power module, Surge Protector and the fuse that confluxes side by side against being arranged on the positive pole fuse opposite side away from dc circuit breaker.By selecting suitable components and parts and optimizing its internal structure layout, the volume of photovoltaic combiner box can be made to meet the requirement of miniaturization.
Description
Technical field
This utility model belongs to solar photovoltaic generation system technical field, is specifically related to a kind of photovoltaic combiner box.
Background technology
Photovoltaic DC header box development evolvement is very fast, from only having the confluxing and lightning protection, to intelligent of simple functions before
Photovoltaic combiner box can monitor the electric current on each road, voltage, it is also possible to the temperature and humidity of header box detected, also can realize converging
Stream case fault alarm (fault location), data acquisition, wireless data transmission, is the high-end product of photovoltaic system.At photovoltaic conflux
In case, the components and parts change that the past configures according to principle is more, and the function realized is the most uneven.It is true that in intelligence
In the photovoltaic combiner box of type, along with functional development and the innovation of wiring technique of various components and parts, the design of direct current conflux case is also
Gradually developing to miniaturization, internally installed some components and parts change the most very fast: as its miniaturization of data acquisition unit,
Functions expanding and the mode of connection have had the biggest change, as past terminal junction occurs burning phenomenon, by original patch type
General development has become core-theaded type structure, is conducive to connecting up attractive in appearance, junction point of cancellation and improving reliability, the producer additionally having
The also display module to data acquisition unit has been provided with new mentality of designing, i.e. display module and has not been directly loadable in header box；Disconnected
Road device the most no longer only has quadrupole, occurs in that two pole products；Fuse is proposed double-decker mode.The most just carry
Carry out the internal arrangement form of photovoltaic DC header box and become multifarious.
In prior art, photovoltaic combiner box is often arranged not reasonable so that the volume of header box is relatively big, needs bigger
Installing space installs this photovoltaic combiner box, and this cannot meet the trend of miniaturization of photovoltaic combiner box.
In view of above-mentioned prior art, it is necessary to the inside arrangement form rational modification in addition to existing photovoltaic combiner box.
To this end, the applicant has made useful design, technical scheme described below produces under this background.
Summary of the invention
The purpose of this utility model is to provide for a kind of low cost, the convenient photovoltaic combiner box installing maintenance, and it has conjunction
The layout of reason, can make the volume of photovoltaic combiner box meet the requirement of miniaturization.
The purpose of this utility model is such to reach, a kind of photovoltaic combiner box, including installing plate, installing plate is installed
Have dc circuit breaker, fuse group, signal acquisition module, power module, Surge Protector, conflux fuse；Described fusing
Device group includes positive pole fuse and negative pole fuse；Positive pole branch road accesses one end of positive pole fuse, another of positive pole fuse
End electrically connects dc circuit breaker after confluxing；Negative pole branch road accesses one end of negative pole fuse, and the other end of negative pole fuse confluxes
Rear access dc circuit breaker；Signal acquisition module is sampled before positive pole fuse confluxes；Described Surge Protector is positive and negative
Level is electrically connected positive level branch road and negative pole branch road, and the described fuse that confluxes penetrates the positive pole branch road of described power module, electricity
The both positive and negative polarity input of source module is electrically connected the outfan of positive and negative level circuit power module and then accesses signal acquisition module,
Thering is provided power supply for it, described dc circuit breaker is positioned at the side of fuse group, and signal acquisition module is positioned at positive pole fuse
Top, negative pole fuse is positioned at the lower section of positive pole fuse, described power module, Surge Protector and conflux fuse also
Row is against being arranged on the positive pole fuse opposite side away from dc circuit breaker.
In a specific embodiment of the present utility model, also include that positive bus, connection wire and negative pole conflux
Row, described positive bus is positioned at the upper side of installing plate, and one end of connection wire electrically connects with positive bus, the other end
Electrically connecting with positive pole fuse after described signal acquisition module.
This utility model owing to using after said structure, have the advantages that by select suitable components and parts and
Optimize its internal structure to arrange, the volume of photovoltaic combiner box can be made to meet the requirement of miniaturization.
Accompanying drawing explanation
Fig. 1 is that schematic diagram is arranged in the inside of photovoltaic combiner box described in the utility model.
Fig. 2 is that side schematic view is arranged in the inside of photovoltaic combiner box described in the utility model.
Fig. 3 is the layout of photovoltaic combiner box described in the utility model.
In figure: 1. installing plate；2. dc circuit breaker；3. fuse group, 31. positive pole fuses, 32. negative pole fuses；4.
Signal acquisition module；5. power module；6. Surge Protector；7. conflux fuse；8. positive bus；9. negative bus-bar；
10. ground terminal；11. connect wire；12. insulators.
Detailed description of the invention
Applicant will elaborate below by way of example, but the description to embodiment is not to this reality
With the restriction of new technique scheme, any the most pro forma rather than substantial according to being only done by this utility model design
Equivalent transformation is regarded as the technical solution of the utility model category.
The most every relate to upper and lower, left and right, the directivity of front and rear or claim directionality concept be all
On the basis of the position shown in Fig. 1, thus the special limit to the technical scheme that this utility model provides can not be understood as
Fixed.
Referring to Fig. 1, Fig. 2 and Fig. 3, this utility model relates to a kind of photovoltaic combiner box, and it has installing plate 1, installing plate 1
On be provided with dc circuit breaker 2, fuse group 3, signal acquisition module 4.Described fuse group 3 includes positive pole fuse 31 He
Negative pole fuse 32.The end of incoming cables of end of incoming cables and negative pole fuse 32 that positive pole melts chopper 31 electrically connects with current branch.Light
The positive pole of volt cylinder manifold Shang Ge road branch road accesses the end of incoming cables of positive pole fuse 31 and photovoltaic conflux Ban Shangge road branch road
Negative pole accesses the end of incoming cables of negative pole fuse 32.Seeing Fig. 1, described positive pole fuse 31 is setting up and down with negative pole fuse 32,
Be specially consistency from top to bottom to arrange, i.e. negative pole melts chopper 32 and is positioned at the lower edge of installing plate 1, and positive pole fuse 31 is positioned at peace
The middle part of dress plate 1.Being dc circuit breaker 2 in the left side of fuse group 3, dc circuit breaker 2 is used for providing breaker protection.Signal
Acquisition module 4, also known as photovoltaic acquisition module, it is positioned at the top of positive pole fuse 31.The one end connecting wire 11 is converged with positive pole
Stream row 8 electrical connection, the other end are electrically connecting with positive pole fuse 31 after described signal acquisition module 4, positive bus 8
It is positioned at the upper side of installing plate 1.Positive bus 8 electrically connects the electrode input end of dc circuit breaker 2, and negative bus-bar 9
In one end away from branch input of negative pole fuse 32, break accessing direct current after the electric current of negative pole fuse 32 confluxes
The negative input of road device 2.The outfan of dc circuit breaker 2 is the outfan of photovoltaic combiner box, for being accessed by electric current
The equipment of level, such as inverter.
Continue to see Fig. 1, be Surge Protector 6 on the right side of positive pole fuse 31, the fuse 7 that confluxes, power module 5.Institute
The fuse 7 that confluxes stated provides overcurrent protection for signal acquisition module 4.And power module 5 is for providing to signal acquisition module 4
Power supply.Surge Protector 6 provides surge protection to the loop after confluxing.Described Surge Protector 6 is electrically connected respectively by wire
Connecing positive level branch road and negative pole branch road, concrete, Surge Protector 6 electrically connects positive bus 8 and negative bus-bar 9.Described
The fuse 7 that confluxes penetrates the positive pole branch road of described power module 5, i.e. positive bus 8 and electrically connects the one end of the fuse 7 that confluxes,
Conflux the electrode input end of other end electric connection of power supply module 5 of fuse 7, and the negative input electrical connection of power module 5 is negative
Pole bus-bar 9, thus the both positive and negative polarity input of power module 5 is electrically connected positive and negative level circuit and the outfan of power module 5
Then access signal acquisition module 4, provide power supply for it.
The right side of described negative pole fuse 32 is ground terminal 10, one end of ground terminal 10 connect Surge Protector 6,
The other end is used for ground connection.
The data acquisition unit that signal acquisition module 4 is integrated punching in such scheme so that signal acquisition module 4 is not
With access current branch, as long as branch road through this signal acquisition module by hole, the measurement to branch current can be realized.Carry
High safety, is not susceptible to electric leakage.
Positive bus 8 in such scheme is arranged on installing plate 1 by insulator 12, and concrete installing plate 1 is pacified
Equipped with insulator 12, insulator 12 is installed positive bus 8 again, thus is effectively guaranteed the insulation of positive bus 8
Property, improve the safety of header box.
This kind of photovoltaic combiner box, its arrangement is reasonable, reduces the volume of header box, has adapted to becoming of miniaturization
Gesture.
Claims (2)
1. a photovoltaic combiner box, including installing plate (1), installing plate (1) is provided with dc circuit breaker (2), fuse group
(3), signal acquisition module (4), power module (5), Surge Protector (6), the fuse that confluxes (7)；Described fuse group (3)
Including positive pole fuse (31) and negative pole fuse (32)；Positive pole branch road accesses one end of positive pole fuse (31), and positive pole fuses
The other end of device (31) electrically connects dc circuit breaker (2) after confluxing；Negative pole branch road accesses one end of negative pole fuse (32), negative pole
The other end of fuse (32) accesses dc circuit breaker (2) after confluxing；Signal acquisition module (4) is confluxed at positive pole fuse (31)
Before sample；Described Surge Protector (6) positive and negative level is electrically connected positive level branch road and negative pole branch road, and described confluxing is molten
Disconnected device (7) penetrates the positive pole branch road of described power module (5), and the both positive and negative polarity input of power module (5) is electrically connected positive and negative
The outfan of level circuit power module (5) then accesses signal acquisition module (4), provides power supply for it, it is characterised in that: described
Dc circuit breaker (2) be positioned at the side of fuse group (3), and signal acquisition module (4) is positioned at the upper of positive pole fuse (31)
Side, negative pole fuse (32) is positioned at the lower section of positive pole fuse (31), described power module (5), Surge Protector (6) and remittance
Flow fuse (7) is side by side against being arranged on the positive pole fuse (31) opposite side away from dc circuit breaker (2).
A kind of photovoltaic combiner box the most according to claim 1, it is characterised in that: also include positive bus (8), connect and lead
Line (11) and negative bus-bar (9), described positive bus (8) is positioned at the upper side of installing plate (1), connects wire (11)
One end electrically connects with positive bus (8), the other end through described signal acquisition module (4) afterwards with positive pole fuse (31)
Electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801438.4U CN205829571U (en) | 2016-07-28 | 2016-07-28 | A kind of photovoltaic combiner box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801438.4U CN205829571U (en) | 2016-07-28 | 2016-07-28 | A kind of photovoltaic combiner box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205829571U true CN205829571U (en) | 2016-12-21 |
Family
ID=57556508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620801438.4U Active CN205829571U (en) | 2016-07-28 | 2016-07-28 | A kind of photovoltaic combiner box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205829571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224669A (en) * | 2019-05-10 | 2019-09-10 | 许昌许继风电科技有限公司 | A kind of direct current conflux case |
| CN111147016A (en) * | 2019-12-31 | 2020-05-12 | 安徽灿邦电气有限公司 | Be applied to collection flow box's general type mounting panel |
-
2016
- 2016-07-28 CN CN201620801438.4U patent/CN205829571U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224669A (en) * | 2019-05-10 | 2019-09-10 | 许昌许继风电科技有限公司 | A kind of direct current conflux case |
| CN111147016A (en) * | 2019-12-31 | 2020-05-12 | 安徽灿邦电气有限公司 | Be applied to collection flow box's general type mounting panel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |