CN206547075U - A kind of photovoltaic combiner box - Google Patents
A kind of photovoltaic combiner box Download PDFInfo
- Publication number
- CN206547075U CN206547075U CN201620918735.7U CN201620918735U CN206547075U CN 206547075 U CN206547075 U CN 206547075U CN 201620918735 U CN201620918735 U CN 201620918735U CN 206547075 U CN206547075 U CN 206547075U
- Authority
- CN
- China
- Prior art keywords
- casing
- breaker
- fixedly connected
- fuse
- protection device
- 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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Classifications
-
- 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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- Photovoltaic Devices (AREA)
Abstract
A kind of photovoltaic combiner box, including casing and transport assembly；Transport assembly is located in casing, is fixedly connected with casing.Transport assembly includes AC small breaker, breaker of plastic casing, fuse, communication lightning-protection device and ground row；AC small breaker is located at header box high order end, and breaker of plastic casing is located at AC small breaker right, and fuse is located at breaker of plastic casing right, and communication lightning-protection device is located at below fuse, and ground is ranked below communication lightning-protection device.A kind of photovoltaic remittance electronic box that the utility model is provided uses multiple protective; utilize multiple breaker; circuit is transported in cascade protection; overall power transmission is not influenceed in the case of no extreme danger; eliminate the setting of monitoring unit; both power distribution cabinet installing space had been saved, equipment safety is improved, safeguarded while facilitate to install again.
Description
Technical field
The utility model is related to header box, more particularly to photovoltaic generation header box.
Background technology
For large-sized photovoltaic grid-connected system, in solar photovoltaic generation system, in order to reduce solar photovoltaic
Line between pond array and inverter uses header box.User can be by certain amount, specification identical photovoltaic cell string
Connection gets up, and constitutes photovoltaic tandem one by one, then again by several photovoltaic tandems parallel connection access photovoltaic conflux lightning protection box, in photovoltaic
After confluxing in lightning-proof header box, by controller, DC power distribution cabinet, photovoltaic DC-to-AC converter, AC power distribution cabinet/AC distribution panel is supported the use so as to structure
Into complete photovoltaic generating system, realize grid-connected with civil power.
At present, confluxed circuit using monitoring unit and breaker protection more than the header box of in the market, so need prison in real time
The traffic condition in header box is controlled, artificial solution is needed when encountering problems, if the minor issue for not influenceing electric current to transport, also has
Header box may be caused to be stopped, the efficiency that will so influence electric current to transport.
Utility model content
The utility model aims to provide a kind of photovoltaic combiner box so that header box can transport circuit with cascade protection, no longer
Artificial monitoring is needed, in the case where not influenceing electric current to transport, the minor accident of generation automatic inside header box can be solved,
Both space in the case of header box had been saved, the volume of header box has been reduced, cost of labor is reduced again.
To solve the above problems, a kind of photovoltaic combiner box that the utility model is provided employs following technical scheme：
A kind of photovoltaic combiner box, including casing and transport assembly；Described transport assembly is located in described casing, with institute
The casing stated is fixedly connected.Described transport assembly includes AC small breaker, breaker of plastic casing, fuse, communication lightning-protection
Device and ground are arranged；Described AC small breaker is located at described header box high order end, is fixedly connected with described casing；It is described
Breaker of plastic casing be located at described AC small breaker right, be fixedly connected with described casing；Described fuse position
In described breaker of plastic casing right, it is fixedly connected with described casing；Described communication lightning-protection device is located at described fuse
Lower section, is fixedly connected with described casing；Described ground is ranked below described communication lightning-protection device, is fixed with described casing
Connection.
Further, described bottom half is provided with input port, and described input port is located on the left of described bottom half,
Bottom half described in insertion.
Further, described input port quantity is no less than one.
Further, described bottom half is provided with delivery outlet, and described delivery outlet is located on the right side of described bottom half,
Bottom half described in insertion.
Further, described output port number is no less than one.
Further, the quantity of described input port is more than the quantity of described delivery outlet.
The beneficial effects of the utility model are：A kind of photovoltaic remittance electronic box that the utility model is provided uses multiple protective,
Using multiple breaker, cascade protection transport circuit does not influence overall power transmission in the case of no extreme danger, eliminates prison
The setting of unit is controlled, power distribution cabinet installing space had both been saved, and had improved equipment safety, is safeguarded while facilitate to install again.
Brief description of the drawings
Accompanying drawing 1 is the front view of the casing of the utility model preferred embodiment.
Accompanying drawing 2 is the front view of the transport assembly of the utility model preferred embodiment.
Wherein：1. casing, 2. AC small breakers, 3. breaker of plastic casing, 4. fuses, 5. communication lightning-protection devices, 6. ground
Row, 7. input ports, 8. delivery outlets.
Embodiment
In order to be better understood upon the technical scheme of the utility model offer, below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described further.
As shown in drawings, a kind of photovoltaic combiner box provided for the utility model, including casing 1 and transport assembly；It is described
Transport assembly be located at described casing 1 in, be fixedly connected with described casing 1.
Described transport assembly includes AC small breaker 2, breaker of plastic casing 3, fuse 4, communication lightning-protection device 5 and ground
Row 6；Described AC small breaker 2 is located at described header box high order end, is fixedly connected with described casing 1, for even
The input cable of photovoltaic group string is connect, is that each input cable is protected；Described breaker of plastic casing 3 is located at described exchange
The right of miniature circuit breaker 2, is fixedly connected with described casing 1, connects the cable after confluxing, the whole described transport group of protection
Part；Described fuse 4 is located at the described right of breaker of plastic casing 3, is fixedly connected with described casing 1, for connecting output
Circuit, protects the cable after collecting；Described communication lightning-protection device 5 is located at the described lower section of fuse 4, solid with described casing 1
Fixed connection, for protecting, described header box can be used normally in thunderstorm weather；Described ground row 6 is located at described exchange
The lower section of lightning protection device 5, is fixedly connected with described casing 1, for cable grounding.
Because each photovoltaic group string Current Voltage is smaller, it is therefore desirable to which described AC small breaker 2 is protected, prevent
Only described breaker of plastic casing 3 is not sensitive enough；The cable peace of the header box of described breaker of plastic casing 3 mainly described in protection entirely
Entirely, prevent from overloading or leaking electricity；Described fuse 4 is then for protecting output cable, due to the electric current and electricity of output cable
Pressure is larger, it is necessary to which described fuse 4 carries out short-circuit protection；The described header box that such multi-stage protection just can be is in difference
Transport current in the case of protection circuit.
Further, the described bottom of casing 1 is provided with input port 7, and described input port 7 is located at the described bottom of casing 1
Left side, the bottom of casing 1 described in insertion loads described header box for photovoltaic group string.
Further, the described quantity of input port 7 is no less than one, while accessing multiple photovoltaic group strings.
Further, the described bottom of casing 1 is provided with delivery outlet 8, and described delivery outlet 8 is located at the described bottom of casing 1
Right side, the bottom of casing 1 described in insertion is exported for output cable from described header box.
Further, the described quantity of delivery outlet 8 is no less than one, and a plurality of output cable can be exported simultaneously.
Further, the quantity of described input port 7 is more than the quantity of described delivery outlet 8, and multiple input inputs converge
The output end of minority is flowed into, the purpose confluxed is reached.
Claims (5)
1. a kind of photovoltaic combiner box, it is characterised in that：Including casing and transport assembly；Described transport assembly is located at described case
In vivo, it is fixedly connected with described casing；
Described transport assembly includes AC small breaker, breaker of plastic casing, fuse, communication lightning-protection device and ground row；It is described
AC small breaker be located at described header box high order end, be fixedly connected with described casing；Described breaker of plastic casing
Positioned at described AC small breaker right, it is fixedly connected with described casing；Described fuse is located at described plastic housing
Breaker right, is fixedly connected with described casing；Described communication lightning-protection device is located at below described fuse, and described
Casing is fixedly connected；Described ground is ranked below described communication lightning-protection device, is fixedly connected with described casing.
2. a kind of photovoltaic combiner box according to claim 1, it is characterised in that：Described bottom half is provided with input port,
Described input port is located on the left of described bottom half, the bottom half described in insertion.
3. a kind of photovoltaic combiner box according to claim 2, it is characterised in that：Described input port quantity is no less than one
It is individual.
4. a kind of photovoltaic combiner box according to claim 1, it is characterised in that：Described bottom half is provided with delivery outlet,
Described delivery outlet is located on the right side of described bottom half, the bottom half described in insertion.
5. a kind of photovoltaic combiner box according to claim 4, it is characterised in that：Described output port number is no less than one
It is individual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918735.7U CN206547075U (en) | 2016-08-23 | 2016-08-23 | A kind of photovoltaic combiner box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918735.7U CN206547075U (en) | 2016-08-23 | 2016-08-23 | A kind of photovoltaic combiner box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206547075U true CN206547075U (en) | 2017-10-10 |
Family
ID=59993353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620918735.7U Expired - Fee Related CN206547075U (en) | 2016-08-23 | 2016-08-23 | A kind of photovoltaic combiner box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206547075U (en) |
-
2016
- 2016-08-23 CN CN201620918735.7U patent/CN206547075U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171010 Termination date: 20180823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |