CN207624935U - A kind of three-phase structure of copper bar of photovoltaic distribution cabinet - Google Patents
A kind of three-phase structure of copper bar of photovoltaic distribution cabinet Download PDFInfo
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- CN207624935U CN207624935U CN201721849993.5U CN201721849993U CN207624935U CN 207624935 U CN207624935 U CN 207624935U CN 201721849993 U CN201721849993 U CN 201721849993U CN 207624935 U CN207624935 U CN 207624935U
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- copper bar
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- distribution cabinet
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Abstract
A kind of three-phase structure of copper bar of photovoltaic distribution cabinet, including three ABC three-phases ends of incoming cables, three switching copper bars and ABC three-phase leading-out terminals, the lower end of ABC three-phases end of incoming cables is connect with the upper end of switching copper bar, and the ABC three-phases leading-out terminal is connect with the lower end of switching copper bar；Wherein, the three-phase structure of copper bar of photovoltaic distribution cabinet further includes the first ground wire copper bar and the second ground wire copper bar, and the first ground wire copper bar and the second ground wire copper bar are set in photovoltaic distribution cabinet.The three-phase structure of copper bar of the photovoltaic distribution cabinet of the utility model, simple in structure, clear layer is illustrated, and usability is strong, compact-sized, the installation of assembly and itself device is all very convenient, dismounting, easy to maintain, interchangeability is good, can be used as modularized production, is very suitable for volume production.
Description
Technical field
The utility model belongs to photovoltaic technology field, and in particular, to a kind of three-phase structure of copper bar of photovoltaic distribution cabinet.
Background technology
With the continuous development of heliotechnics, more and more cities and enterprise begin to use solar energy power generating electric
Pond plate generates electricity.Photovoltaic distribution cabinet is the string formation that is made of multichannel solar photovoltaic assembly for tandem to photovoltaic DC-to-AC converter
Important intermediate tandem equipment is solar power station, the large-scale photovoltaic electricity generation system in building integrated photovoltaic and other commercializations
Must equipment.
The major function that the box house of photovoltaic distribution cabinet is realized has（1）Tandem realizes multichannel into going out all the way；（2）Protection,
It realizes exception and switchs open circuit protection when safeguarding；（3）Lightning protection is realized lightning-arrest by lightning-protection module；（4）Data acquire, and pass through intelligence
It can monitoring of the measurement module realization per environmental datas such as the detection of road Current Voltage and spin manifold temperatures.Existing photovoltaic distribution cabinet
Internal wiring is substantially all the copper wire connection structure using fire retardant skin.In order to realize that the basic function of power distribution cabinet, wiring need
By multiple links, to pass through the complicated connection of multiple terminal box binding posts could complete, and not only internal structure is complex,
Repair and maintenance is more difficult, and since component and contact point are more, line is long, therefore fault point is more and line loss is larger, meanwhile, by
In internal wiring complexity, therefore production is time-consuming, is unfavorable for cost-effective.
With the development of photovoltaic industry, the intelligence degree of photovoltaic distribution cabinet currently on the market is higher and higher, function
It is more abundant.But it is not compact with device layout to still remain function module, and production technology is complicated, and installation maintenance inconvenience etc. lacks
Point.Wherein, the copper bar of function module and device layout structure is caused to be therefore how the path in power distribution cabinet is further improved
The layout of photovoltaic distribution cabinet copper bar is those skilled in the art's technical issues that need to address.
Utility model content
Purpose of utility model：The purpose of this utility model is to provide a kind of three-phase structure of copper bar of photovoltaic distribution cabinet, in addition to
Outside the function of solving basic point connection, the space of power distribution cabinet is also saved, is convenient for the electric appliance member in three-phase electricity and power distribution cabinet
Part connects.
Technical solution：The utility model provides a kind of three-phase structure of copper bar of photovoltaic distribution cabinet, including three ABC three-phases
End of incoming cables, three switching copper bars and ABC three-phase leading-out terminals, the upper end of the lower end and switching copper bar of ABC three-phases end of incoming cables
Portion connects, and the ABC three-phases leading-out terminal is connect with the lower end of switching copper bar；Wherein, the three-phase structure of copper bar of photovoltaic distribution cabinet
Further include the first ground wire copper bar and the second ground wire copper bar, the first ground wire copper bar and the second ground wire copper bar are set to photovoltaic distribution
In cabinet.The structure of copper bar of the utility model, by overall structure, three-phase electricity is distributed under after accessing three-phase electricity by upper end
Portion's leading-out terminal, and connect with electrical equipment in power distribution cabinet, compact using copper bar internal structure, assembling process is easy positioning, simultaneously
Current trend is cheer and bright, and whole power control cabinet is neatly carefully and neatly done, detection easy to repair.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the ABC three-phases leading-out terminal include three mutual
Parallel ABC three-phases connecting copper bar and three ABC three-phase outlet copper bars parallel to each other, the one of the ABC three-phases connecting copper bar
A end is connect with the lower end of switching copper bar, another end and the ABC three-phase outlet copper bars of the ABC three-phases connecting copper bar
Upper end connection.Three parallel leading-out terminals being arranged neat can be connect with other electrical equipments in power distribution cabinet.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the ABC three-phases connecting copper bar and switching copper bar
Section be L-type.The copper bar in the L-type section of setting convenient for being connect with other copper bars, while can adjust the position of other copper bars
It sets.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the ABC three-phases outlet copper bar include connection
Portion, the first bending part and outlet portion, the interconnecting piece are connect with ABC three-phase connecting copper bars, and the first bending part setting is even
Between socket part and outlet portion.The ABC three-phase outlet copper bars with the first bending part being arranged, adjustment leading-out terminal are located at photovoltaic distribution
Position in cabinet, good appearance.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, described three ABC tri- parallel to each other are connected
Copper bar is equipped with one group of insulation board, is provided with one group of rectangle card slot on the insulation board, the rectangle card slot is caught in ABC tri- and is connected
On the side wall of copper bar.The insulation board of setting separates three ABC three-phase connecting copper bars, avoids touching during use.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the ABC three-phases connecting copper bar top setting
Together with insulation board is bolted with the insulation board that ABC three-phase connecting copper bars lower part is arranged.By bolt by the exhausted of top
Listrium and the insulation board of lower part are tightly secured in ABC three-phase connecting copper bars, avoid loosening during use.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, ABC three-phases end of incoming cables include the first bronze medal
Row, the second copper bar and third copper bar, first copper bar, the second copper bar and the lower end of third copper bar connects that there are three switching copper
Row, first copper bar and third the copper bar axis centered on the second copper bar are symmetrical set.Pass through the first copper bar, the second copper bar
It is electrically connected with external three-phase with third copper bar.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, first copper bar and third copper bar include upper
Hold interconnecting piece, the second bending part and lower end interconnecting piece, second bending part be set to upper end interconnecting piece and lower end interconnecting piece it
Between, and bent close to the second copper bar direction, the lower end interconnecting piece is connect with switching copper bar.Compact copper bar cloth is integrally formed
Office's structure, saves power distribution cabinet space.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the rectangular cross-section of the first ground wire copper bar.
It is equipped with one group of through-hole on the first ground wire copper bar, is used for electric elements ground connection in photovoltaic distribution cabinet.
Further, the three-phase structure of copper bar of above-mentioned photovoltaic distribution cabinet, the second ground wire copper bar include first end,
Protrusion, recess portion and the second end, the protrusion and recess portion are arranged between first end and the second end.Concave-convex combination is set
Second ground wire copper bar, it is convenient to fix the second ground wire copper bar with power control cabinet cooperation, while the second ground wire copper bar is equipped with one group of through-hole,
It is connected for electrical equipment.
Above-mentioned technical proposal can be seen that the utility model and have the advantages that：Photovoltaic described in the utility model
The three-phase structure of copper bar of power distribution cabinet, simple and reasonable for structure, easy to use, application cost is low, and adaptability is good, and use is parallel to each other
Multigroup copper bar design, substantially reduce production cost, it is possibility to have effect reduce space hold, be photovoltaic distribution cabinet in other cloth
The optimization of cable architecture increases space；The fluctuation for reducing DC voltage makes the direct current being loaded on power device more stablize,
The damage of power device is avoided, simple in structure, clear layer is illustrated, and usability is strong, compact-sized, assembly and itself device
Installation is all very convenient, and dismounting, easy to maintain, interchangeability is good, can be used as modularized production, is very suitable for volume production.
Description of the drawings
Fig. 1 is the structural schematic diagram of the three-phase structure of copper bar of photovoltaic distribution cabinet described in the utility model；
Fig. 2 is the front view of the three-phase structure of copper bar of photovoltaic distribution cabinet described in the utility model；
Fig. 3 is the right view of the three-phase structure of copper bar of photovoltaic distribution cabinet described in the utility model；
Fig. 4 is the rearview of the three-phase structure of copper bar of photovoltaic distribution cabinet described in the utility model.
In figure：1ABC three-phases end of incoming cables, 11 first copper bars, 111 upper end interconnecting pieces, 112 second bending parts, 113 lower ends connect
Socket part, 12 second copper bars, 13 third copper bars, 2 switching copper bars, 3ABC three-phases leading-out terminal, 31ABC three-phases connecting copper bar, 311 insulation
Plate, 312 card slots, 32ABC three-phases outlet copper bar, 321 interconnecting pieces, 322 first bending parts, 323 outlet portions, 4 first ground wire copper bars,
5 second ground wire copper bars, 51 first ends, 52 protrusions, 53 recess portions, 54 the second ends.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
Describe the utility model and simplify to describe, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features
Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Indicate that fisrt feature level height is less than second feature.
Embodiment
The three-phase structure of copper bar of the photovoltaic distribution cabinet as shown in Fig. 1,4, including three switchings of ABC three-phases end of incoming cables 1, three
The lower end of copper bar 2 and ABC three-phases leading-out terminal 3, ABC three-phases end of incoming cables 1 is connect with the upper end of switching copper bar 2, described
ABC three-phases leading-out terminal 3 is connect with the lower end of switching copper bar 2；Wherein, the three-phase structure of copper bar of photovoltaic distribution cabinet further includes first
Ground wire copper bar 4 and the second ground wire copper bar 5, the first ground wire copper bar 4 and the second ground wire copper bar 5 are set in photovoltaic distribution cabinet.
Wherein, ABC three-phases leading-out terminal 3 as shown in Figure 2 includes that three ABC three-phases connecting copper bars 31 parallel to each other are mutually equal with three
One end of capable ABC three-phases outlet copper bar 32, the ABC three-phases connecting copper bar 31 is connect with the lower end of switching copper bar 2,
Another end of the ABC three-phases connecting copper bar 31 is connect with the upper end of ABC three-phases outlet copper bar 32.Further, ABC
The section of three-phase connecting copper bar 31 and switching copper bar 2 is L-type.In addition, ABC three-phases outlet copper bar 32 includes interconnecting piece 321, first
Bending part 322 and outlet portion 323, the interconnecting piece 321 are connect with ABC three-phases connecting copper bar 31, and first bending part 322 is set
It sets between interconnecting piece 321 and outlet portion 323.In addition, three ABC three-phases connecting copper bars 31 parallel to each other are exhausted equipped with one group
Listrium 311 is provided with one group of rectangle card slot 312 on the insulation board 311, and the rectangle card slot 312 is caught in ABC three-phase connecting copper bars
On 31 side wall.Also, the insulation board 311 of 31 top of ABC three-phases connecting copper bar setting and 31 lower part of ABC three-phases connecting copper bar are set
The insulation board 311 set is bolted together.
ABC three-phases end of incoming cables 1 as shown in Figure 3 includes the first copper bar 11, the second copper bar 12 and third copper bar 13, and described the
One copper bar 11, the second copper bar 12 connect that there are three copper bar 2 of transferring, first copper bars 11 and the with the lower end of third copper bar 13
Three copper bars 13 axis centered on the second copper bar 12 is symmetrical set.Further, the first copper bar 11 and third copper bar 13 include
Upper end interconnecting piece 111, the second bending part 112 and lower end interconnecting piece 113, second bending part 112 are set to upper end interconnecting piece
It between 111 and lower end interconnecting piece 113, and is bent close to 12 direction of the second copper bar, the lower end interconnecting piece 113 and switching copper bar
2 connections.
In addition, the rectangular cross-section of the first ground wire copper bar 4；Second ground wire copper bar 5 includes first end 51, protrusion 52, recessed
Portion 53 and the second end 54, the protrusion 52 and recess portion 53 are arranged between first end 51 and the second end 54.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvement can also be made, these improvement also should be regarded as
The scope of protection of the utility model.
Claims (10)
1. a kind of three-phase structure of copper bar of photovoltaic distribution cabinet, it is characterised in that：Including three ABC three-phases ends of incoming cables（1）, three turn
Connect copper bar（2）With ABC three-phase leading-out terminals（3）, ABC three-phases end of incoming cables（1）Lower end with switching copper bar（2）Upper end
Connection, the ABC three-phases leading-out terminal（3）With switching copper bar（2）Lower end connection；Wherein, the three-phase copper bar of photovoltaic distribution cabinet
Structure further includes the first ground wire copper bar（4）With the second ground wire copper bar（5）, the first ground wire copper bar（4）With the second ground wire copper bar
（5）It is set in photovoltaic distribution cabinet.
2. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 1, it is characterised in that：The ABC three-phases outlet
End（3）Including three ABC three-phase connecting copper bars parallel to each other（31）With three ABC three-phase outlet copper bars parallel to each other
（32）, the ABC three-phases connecting copper bar（31）An end with switching copper bar（2）Lower end connection, the ABC tri- be connected
Connect copper bar（31）Another end and ABC three-phase outlet copper bars（32）Upper end connection.
3. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 2, it is characterised in that：The ABC tri- is connected
Copper bar（31）With switching copper bar（2）Section be L-type.
4. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 3, it is characterised in that：The ABC three-phases outlet
Copper bar（32）Including interconnecting piece（321）, the first bending part（322）With outlet portion（323）, the interconnecting piece（321）With ABC three-phases
Connecting copper bar（31）Connection, first bending part（322）It is arranged in interconnecting piece（321）With outlet portion（323）Between.
5. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 3, it is characterised in that：Described three parallel to each other
ABC three-phase connecting copper bars（31）It is equipped with one group of insulation board（311）, the insulation board（311）On be provided with one group of rectangle card slot
（312）, the rectangle card slot（312）It is caught in ABC three-phase connecting copper bars（31）Side wall on.
6. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 5, it is characterised in that：The ABC tri- is connected
Copper bar（31）The insulation board of top setting（311）With ABC three-phase connecting copper bars（31）The insulation board of lower part setting（311）Pass through spiral shell
It tethers and is connected together.
7. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 1, it is characterised in that：The ABC three-phases inlet wire
End（1）Including the first copper bar（11）, the second copper bar（12）With third copper bar（13）, first copper bar（11）, the second copper bar
（12）With third copper bar（13）Lower end connection there are three transfer copper bar（2）, first copper bar（11）With third copper bar
（13）With the second copper bar（12）Centered on axis be symmetrical set.
8. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 7, it is characterised in that：First copper bar（11）
With third copper bar（13）Including upper end interconnecting piece（111）, the second bending part（112）With lower end interconnecting piece（113）, described second is curved
Folding part（112）It is set to upper end interconnecting piece（111）With lower end interconnecting piece（113）Between, and close to the second copper bar（12）Direction
Bending, the lower end interconnecting piece（113）With switching copper bar（2）Connection.
9. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 1, it is characterised in that：The first ground wire copper bar
（4）Rectangular cross-section.
10. the three-phase structure of copper bar of photovoltaic distribution cabinet according to claim 1, it is characterised in that：The second ground wire copper
Row（5）Including first end（51）, protrusion（52）, recess portion（53）And the second end（54）, the protrusion（52）And recess portion（53）
It is arranged in first end（51）And the second end（54）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721849993.5U CN207624935U (en) | 2017-12-26 | 2017-12-26 | A kind of three-phase structure of copper bar of photovoltaic distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721849993.5U CN207624935U (en) | 2017-12-26 | 2017-12-26 | A kind of three-phase structure of copper bar of photovoltaic distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207624935U true CN207624935U (en) | 2018-07-17 |
Family
ID=62829958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721849993.5U Expired - Fee Related CN207624935U (en) | 2017-12-26 | 2017-12-26 | A kind of three-phase structure of copper bar of photovoltaic distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207624935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289506A (en) * | 2019-08-02 | 2019-09-27 | 广东电网有限责任公司 | A kind of copper bar connection component |
| CN113851866A (en) * | 2021-08-26 | 2021-12-28 | 智新科技股份有限公司 | Copper bar and binding post flexible connection clamping and controller three-phase copper bar connection structure |
-
2017
- 2017-12-26 CN CN201721849993.5U patent/CN207624935U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289506A (en) * | 2019-08-02 | 2019-09-27 | 广东电网有限责任公司 | A kind of copper bar connection component |
| CN113851866A (en) * | 2021-08-26 | 2021-12-28 | 智新科技股份有限公司 | Copper bar and binding post flexible connection clamping and controller three-phase copper bar connection structure |
| CN113851866B (en) * | 2021-08-26 | 2024-06-04 | 智新科技股份有限公司 | Copper bar and binding post flexible connection clamping and controller three-phase copper bar connection structure |
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| 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: 20180717 Termination date: 20201226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |