CN204498064U - The photovoltaic combiner box that diode is external - Google Patents
The photovoltaic combiner box that diode is external Download PDFInfo
- Publication number
- CN204498064U CN204498064U CN201520213379.4U CN201520213379U CN204498064U CN 204498064 U CN204498064 U CN 204498064U CN 201520213379 U CN201520213379 U CN 201520213379U CN 204498064 U CN204498064 U CN 204498064U
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- China
- Prior art keywords
- diode
- header box
- negative
- box casing
- negative pole
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- 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
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Abstract
The utility model relates to a kind of photovoltaic combiner box, the photovoltaic combiner box that especially a kind of diode is external, belongs to the technical field of photovoltaic combiner box.According to the technical scheme that the utility model provides, the photovoltaic combiner box that described diode is external, comprises header box casing; At the back side of described header box casing, some diode (led) modules are installed, the electrode cable gland for being connected with the negative pole of diode (led) module and the negative electricity cable joint for being connected with photovoltaic module plate negative pole are set in the bottom of described header box casing; Bottom in header box casing is provided with for the positive pole fuse of electrode cable gland correspondence connection and the negative pole fuse for being connected with negative electricity cable end; Also be provided with in header box casing for being connected with positive pole fuse, negative pole fuse the circuit breaker coordinated.The utility model compact conformation, can be arranged on the outside of header box completely and don't depart from header box, effectively isolating thermal source, convenient installation by diode, safe and reliable.
Description
Technical field
The utility model relates to a kind of photovoltaic combiner box, the photovoltaic combiner box that especially a kind of diode is external, belongs to the technical field of photovoltaic combiner box.
Background technology
Along with country is to the environmental requirement of energy-saving and emission-reduction, the foundation of photovoltaic plant is very general, photovoltaic combiner box as the requisite equipment of one use by vast power station, photovoltaic combiner box has the standard header box of simple convergent belt lightning protection function, also there is the intelligent header box of band communication function, also have a kind of header box with anti-reflection function.This header box is provided with diode (led) module usually in the casing of header box, seals in the positive pole circuit of assembly, plays the function preventing reverse direction current flow, and then confluxes.Because diode (led) module is that heater element must could normally work by installation of heat radiator, its heat produced will affect the normal work of other elements in casing, although radiator we managed to be arranged on tank surface and distributed heat to outside casing as far as possible, but the inner surface of radiator is still in casing, partial heat can be stayed in casing and cannot distribute completely.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, provides the photovoltaic combiner box that a kind of diode is external, its compact conformation, diode can be arranged on completely the outside of header box and don't depart from header box, effective isolation thermal source, convenient installation, safe and reliable.
According to the technical scheme that the utility model provides, the photovoltaic combiner box that described diode is external, comprises header box casing; At the back side of described header box casing, some diode (led) modules are installed, the electrode cable gland for being connected with the negative pole of diode (led) module and the negative electricity cable joint for being connected with photovoltaic module plate negative pole are set in the bottom of described header box casing; Bottom in header box casing is provided with for the positive pole fuse of electrode cable gland correspondence connection and the negative pole fuse for being connected with negative electricity cable end; Also be provided with in header box casing for being connected with positive pole fuse, negative pole fuse the circuit breaker coordinated.
Described diode (led) module is fixedly mounted on the bottom of header box box back surface by diode die block, the positive pole of diode (led) module is connected with the positive pole of photovoltaic module plate by component palette electrode line, and the negative pole of photovoltaic module plate is electrically connected with negative electricity cable joint by component palette negative line.
In header box casing, be also provided with positive pole transition Connection Block and negative pole transition Connection Block, described positive pole transition Connection Block is positioned at directly over positive pole fuse, and negative pole transition Connection Block is positioned at directly over negative pole fuse; Negative pole transition Connection Block is provided with the negative bus-bar for being connected with circuit breaker; Top in header box casing is provided with positive bus, and one end of described positive bus is connected with circuit breaker electric.
Grounding copper bar is provided with in described header box casing.
Advantage of the present utility model: diode (led) module is fixedly mounted on the back side outside header box casing by diode die block, thus can become be integrated with header box casing, diode (led) module is with radiator, efficiently radiates heat when diode (led) module is worked can be realized, be connected with circuit breaker by positive pole fuse, negative pole fuse, positive bus and negative bus-bar in header box casing, control to realize the output after confluxing, compact conformation, easy to install, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the schematic internal view of the utility model header box casing.
Fig. 2 is the schematic diagram that the utility model diode (led) module coordinates with photovoltaic module plate.
Fig. 3 is the circuit theory diagrams of the utility model using state.
Description of reference numerals: 1-header box casing, 2-positive pole fuse, 3-negative pole fuse, 4-diode (led) module, 5-photovoltaic module plate, 6-component palette electrode line, 7-component palette negative line, 8-electrode cable gland, 9-negative electricity cable joint, 10-circuit breaker, 11-negative bus-bar, 12-positive bus, 13-diode die block, 14-positive pole transition Connection Block, 15-negative pole transition Connection Block and 16-grounding copper bar.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As depicted in figs. 1 and 2: in order to diode can be arranged on completely the outside of header box and don't depart from header box, effectively isolate thermal source, the utility model comprises header box casing 1; At the back side of described header box casing 1, some diode (led) modules 4 are installed, the electrode cable gland 8 for being connected with the negative pole of diode (led) module 4 and the negative electricity cable joint 9 for being connected with photovoltaic module plate 5 negative pole are set in the bottom of described header box casing 1; Bottom in header box casing 1 is provided with for the positive pole fuse 2 of electrode cable gland 8 correspondence connection and the negative pole fuse 3 for being connected with negative electricity cable end 9; Also be provided with in header box casing 1 for being connected the circuit breaker 10 coordinated with positive pole fuse 2, negative pole fuse 3.
Particularly, diode (led) module 4 is arranged on the back side outside header box casing 1, electrode cable gland 8 and negative electricity cable joint 9 are all positioned at the bottom of header box casing 1, the version that diode (led) module 4 adopts the art conventional, the negative pole of diode (led) module 4 is electrically connected with electrode cable gland 8, and after photovoltaic module plate 5 is electrically connected with negative electricity cable joint 9, the photovoltaic module plate 5 of correspondence can be sealed in header box casing 1.Multiple electrode cable gland 8 and multiple negative electricity cable joint 9 are set in the bottom of header box casing 1; in header box casing 1; each electrode cable gland 8 is all connected with a positive pole fuse 2; simultaneously; each negative electricity cable joint 9 is all connected with a negative pole fuse 3; to be protected the electric current sealed in respectively by positive pole fuse 2 and negative pole fuse 3, positive pole fuse 2, negative pole fuse 3 coordinate with circuit breaker 10, can realize exporting connection control to outside.
As shown in Figures 2 and 3, described diode (led) module 4 is fixedly mounted on the bottom at header box casing 1 back side by diode die block 13, the positive pole of diode (led) module 4 is connected with the positive pole of photovoltaic module plate 5 by component palette electrode line 6, and the negative pole of photovoltaic module plate 5 is electrically connected with negative electricity cable joint 9 by component palette negative line 7.
In header box casing 1, be also provided with positive pole transition Connection Block 14 and negative pole transition Connection Block 15, described positive pole transition Connection Block 14 is positioned at directly over positive pole fuse 2, and negative pole transition Connection Block 15 is positioned at directly over negative pole fuse 3; Negative pole transition Connection Block 15 is provided with the negative bus-bar 11 for being connected with circuit breaker 10; Top in header box casing 1 is provided with positive bus 12, and one end of described positive bus 12 is electrically connected with circuit breaker 10.Grounding copper bar 16 is provided with in described header box casing 1.
In the utility model embodiment, the length direction of diode die block 13 is consistent with the Width of header box casing 1, quantity diode die block 13 being arranged diode (led) module 4 can be consistent with the quantity of photovoltaic module plate 5 to be sealed in, or the quantity of diode (led) module 4 is greater than the quantity of photovoltaic module plate 5 to be sealed in, each diode (led) module 4 is corresponding with photovoltaic module plate 5 to be connected.Photovoltaic module plate 5, component palette electrode line 6 and component palette negative line 7 are all positioned at outside header box casing 1.
Can realize being connected with lightning arrester etc. by grounding copper bar 16, to realize the ground connection of header box casing 1, grounding copper bar 16 is between negative pole fuse 3 and positive pole fuse 1.Positive pole transition Connection Block 14, negative pole transition Connection Block 15 are respectively arranged with positive pole connector, negative pole connector, one end of positive pole fuse 2 can be connected with electrode cable gland 8, the other end is corresponding with positive pole transition Connection Block 14 to be electrically connected, simultaneously, one end of negative pole fuse 3 can be connected with negative electricity cable joint 9, and the other end is corresponding with negative pole transition Connection Block 15 to be electrically connected.
Negative pole transition Connection Block 15 is arranged the negative bus-bar 11 being used for all cathodal currents to reflux, described negative bus-bar 11 is positioned at the side of negative pole transition Connection Block 15 correspondence away from negative pole fuse 3, with circuit breaker 10 is connected after being confluxed by negative bus-bar 11 again.Positive bus 12 is positioned at the upper end of header box casing 1, the Width of the length field header box casing 1 of positive bus 12 is consistent, confluxing after conveniently being connected one to one with positive pole fuse 2 by positive bus 12 and positive pole transition Connection Block 14, positive bus 12 is also connected with circuit breaker 10.
The utility model diode (led) module 4 is fixedly mounted on the back side outside header box casing 1 by diode die block 13, thus can be integrated with header box casing 1 one-tenth, diode (led) module 4 is with radiator, efficiently radiates heat when diode (led) module 4 is worked can be realized, be connected with circuit breaker 10 by positive pole fuse 2, negative pole fuse 3, positive bus 12 and negative bus-bar 11 in header box casing 1, control to realize the output after confluxing, compact conformation, easy to install, safe and reliable.
Claims (4)
1. the photovoltaic combiner box that diode is external, comprises header box casing (1); It is characterized in that: at the back side of described header box casing (1), some diode (led) modules (4) are installed, the electrode cable gland (8) for being connected with the negative pole of diode (led) module (4) and the negative electricity cable joint (9) for being connected with photovoltaic module plate (5) negative pole are set in the bottom of described header box casing (1); Bottom in header box casing (1) is provided with for the positive pole fuse (2) of electrode cable gland (8) correspondence connection and the negative pole fuse (3) for being connected with negative electricity cable end (9); Also be provided with in header box casing (1) for being connected the circuit breaker (10) coordinated with positive pole fuse (2), negative pole fuse (3).
2. the photovoltaic combiner box that diode according to claim 1 is external, it is characterized in that: described diode (led) module (4) is fixedly mounted on the bottom at header box casing (1) back side by diode die block (13), the positive pole of diode (led) module (4) is connected with the positive pole of photovoltaic module plate (5) by component palette electrode line (6), and the negative pole of photovoltaic module plate (5) is electrically connected with negative electricity cable joint (9) by component palette negative line (7).
3. the photovoltaic combiner box that diode according to claim 1 is external, it is characterized in that: in header box casing (1), be also provided with positive pole transition Connection Block (14) and negative pole transition Connection Block (15), described positive pole transition Connection Block (14) is positioned at directly over positive pole fuse (2), and negative pole transition Connection Block (15) is positioned at directly over negative pole fuse (3); Negative pole transition Connection Block (15) is provided with the negative bus-bar (11) for being connected with circuit breaker (10); Top in header box casing (1) is provided with positive bus (12), and one end of described positive bus (12) is electrically connected with circuit breaker (10).
4. the photovoltaic combiner box that diode according to claim 1 is external, is characterized in that: be provided with grounding copper bar (16) in described header box casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213379.4U CN204498064U (en) | 2015-04-09 | 2015-04-09 | The photovoltaic combiner box that diode is external |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213379.4U CN204498064U (en) | 2015-04-09 | 2015-04-09 | The photovoltaic combiner box that diode is external |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204498064U true CN204498064U (en) | 2015-07-22 |
Family
ID=53577343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520213379.4U Expired - Fee Related CN204498064U (en) | 2015-04-09 | 2015-04-09 | The photovoltaic combiner box that diode is external |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204498064U (en) |
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2015
- 2015-04-09 CN CN201520213379.4U patent/CN204498064U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20190409 |