CN204230846U - A kind of low-voltage cable junction box wiring system - Google Patents
A kind of low-voltage cable junction box wiring system Download PDFInfo
- Publication number
- CN204230846U CN204230846U CN201420615749.2U CN201420615749U CN204230846U CN 204230846 U CN204230846 U CN 204230846U CN 201420615749 U CN201420615749 U CN 201420615749U CN 204230846 U CN204230846 U CN 204230846U
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- branch road
- low
- inlet wire
- line
- road
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- Expired - Fee Related
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- 238000009413 insulation Methods 0.000 abstract description 8
- 230000004888 barrier function Effects 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 description 3
- 206010014357 Electric shock Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
A kind of low-voltage cable junction box wiring system described in the utility model, comprises a road inlet wire branch road and multichannel outlet branch road, and described inlet wire branch road is connected with multichannel outlet branch road with N line by three-phase low-voltage bus; Described inlet wire branch road comprises isolating switch, the end of incoming cables of described isolating switch becomes with case or electric substation's low-pressure line-outgoing cabinet is connected, the leading-out terminal of isolating switch is connected with N line with three-phase low-voltage bus, described every road outlet branch road includes breaker of plastic casing, one end of described breaker of plastic casing is connected with N line with three-phase low-voltage bus, and the other end is connected with supply load.Low pressure feeder pillar described in the utility model adopts the bus-bar system of all insulation, and inlet wire adopts insulation and obturation knife switch, outlet adopts breaker of plastic casing, possesses the function of inlet wire and side inlet wire.Increase between the knife switch that the utility model adopts and circuit breaker and have an insulating barrier, prevent human users's isolation switch mistiming from touching live part, improve the fail safe of maintainer.
Description
Technical field
The utility model relates to controller switching equipment technical field, particularly a kind of low-voltage cable junction box wiring system.
Background technology
Low-voltage cable junction box is the corollary equipment of city net cabling reconstructing, be widely used in transformer and distribution power station institute, Gong Kuang enterprise, both sides, street, garden residence community, skyscraper, airport, focus the consruction in the three-phase low-voltage electrical power trans mission/distribution system of the outdoor public sites such as improvement project, as the complete modular system distributing electric energy with cable to other users or equipment.Its novel various mode of connection and arrangements of elements, can realize busbar installation of not holing completely, busbar ampacity is unaffected.It can be installed in open air, indoor or buried place, power cable and case can be become, loading switch cabinet, negative one molten combined electrical apparatus cabinet, ring network power supplying units etc. link up, play tap, branch, relaying or transformation, for cable system provides great convenience.In state's HAN is built and transformed, be that product is supported in the introduction replacing built on stilts inlet wire.How to ensure that low-voltage cable junction box fitting operation is simple, in use supply line is safe and reliable how to guarantee it, and when professional safeguards, how to guarantee the difficult problem that personal safety becomes current low-voltage cable junction box manufacturer and must solve.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of low-voltage cable junction box wiring system, and this system configuration is simple, stable performance, not easily break down, improve power supplying efficiency.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of low-voltage cable junction box wiring system, comprises a road inlet wire branch road and multichannel outlet branch road, and described inlet wire branch road is connected with multichannel outlet branch road with N line by three-phase low-voltage bus; Described inlet wire branch road comprises isolating switch, the end of incoming cables of described isolating switch becomes with case or electric substation's low-pressure line-outgoing cabinet is connected, the leading-out terminal of isolating switch is connected with N line with three-phase low-voltage bus, described every road outlet branch road includes breaker of plastic casing, one end of described breaker of plastic casing is connected with N line with three-phase low-voltage bus, and the other end is connected with supply load.
Described a kind of low-voltage cable junction box wiring system, described outlet branch road is six tunnel outlet branch roads.
The beneficial effects of the utility model are: low pressure feeder pillar described in the utility model adopts the bus-bar system of all insulation, and inlet wire adopts insulation and obturation knife switch, outlet adopts breaker of plastic casing, possesses the function of inlet wire and side inlet wire.Increase between the knife switch that the utility model adopts and circuit breaker and have an insulating barrier, prevent human users's isolation switch mistiming from touching live part, improve the fail safe of maintainer.Low-voltage cable junction box wiring system disclosed in the utility model, power cable and case can be become, low-tension switch cabinet etc. couples together, and serves tap, branch, relaying or transformation, for cable system provides great convenience.Native system is without the live part that leaks outside in addition, and all elements, all by insulation and obturation, do not have Danger Electric shock risk, is the new distribution electrical equipment that a kind of applicable city cable is powered.
Accompanying drawing explanation
Fig. 1 is wiring system figure of the present utility model;
Number in the figure is: 1, inlet wire branch road; 11, three-phase low-voltage bus; 12, N line; 13, isolating switch; 2, outlet branch road; 21, breaker of plastic casing.
Embodiment
Below in conjunction with accompanying drawing, the utility model will be further described.
As shown in Figure 1, the low-voltage cable junction box wiring system of the present embodiment, comprises a road inlet wire branch road 1 and multichannel outlet branch road 2, and inlet wire branch road 1 is connected with multichannel outlet branch road 2 with N line 12 by three-phase low-voltage bus 11; Inlet wire branch road 1 comprises isolating switch 13, the end of incoming cables of isolating switch 13 becomes with case or electric substation's low-pressure line-outgoing cabinet is connected, the leading-out terminal of isolating switch 13 is connected with N line 12 with three-phase low-voltage bus 11, every road outlet branch road 2 includes breaker of plastic casing 21, one end of breaker of plastic casing 21 is connected with N line 12 with three-phase low-voltage bus 11, and the other end is connected with supply load.This outlet branch road 2 can be two-way, four tunnels, six tunnels, eight tunnels etc., and this enforcement road is preferably six tunnel outlet branch roads 2.
Low pressure feeder pillar described in the utility model adopts the bus-bar system of all insulation, and inlet wire adopts insulation and obturation knife switch, outlet adopts breaker of plastic casing, possesses the function of inlet wire and side inlet wire.Increase between the knife switch that the utility model adopts and circuit breaker and have an insulating barrier, prevent human users's isolation switch mistiming from touching live part, improve the fail safe of maintainer.Low-voltage cable junction box wiring system disclosed in the utility model, power cable and case can be become, low-tension switch cabinet etc. couples together, and serves tap, branch, relaying or transformation, for cable system provides great convenience.Native system is without the live part that leaks outside in addition, and all elements, all by insulation and obturation, do not have Danger Electric shock risk, is the new distribution electrical equipment that a kind of applicable city cable is powered.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that the utility model claims determine.
Claims (2)
1. a low-voltage cable junction box wiring system, is characterized in that: comprise road inlet wire branch road (1) and multichannel outlet branch road (2), and described inlet wire branch road (1) is connected with multichannel outlet branch road (2) with N line (12) by three-phase low-voltage bus (11); Described inlet wire branch road (1) comprises isolating switch (13), the end of incoming cables of described isolating switch (13) becomes with case or electric substation's low-pressure line-outgoing cabinet is connected, the leading-out terminal of isolating switch (13) is connected with N line (12) with three-phase low-voltage bus (11), described every road outlet branch road (2) includes breaker of plastic casing (21), one end of described breaker of plastic casing (21) is connected with N line (12) with three-phase low-voltage bus (11), and the other end is connected with supply load.
2. a kind of low-voltage cable junction box wiring system according to claim 1, is characterized in that: described outlet branch road (2) is six tunnel outlet branch roads (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615749.2U CN204230846U (en) | 2014-10-23 | 2014-10-23 | A kind of low-voltage cable junction box wiring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615749.2U CN204230846U (en) | 2014-10-23 | 2014-10-23 | A kind of low-voltage cable junction box wiring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230846U true CN204230846U (en) | 2015-03-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420615749.2U Expired - Fee Related CN204230846U (en) | 2014-10-23 | 2014-10-23 | A kind of low-voltage cable junction box wiring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204230846U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319726A (en) * | 2014-10-23 | 2015-01-28 | 国家电网公司 | Low voltage cable branch box wiring system |
| CN109586203A (en) * | 2018-10-29 | 2019-04-05 | 南京国联电力工程设计有限公司 | Feeder pillar outlet model, automatic selecting method, device and the memory for going out line number |
-
2014
- 2014-10-23 CN CN201420615749.2U patent/CN204230846U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319726A (en) * | 2014-10-23 | 2015-01-28 | 国家电网公司 | Low voltage cable branch box wiring system |
| CN109586203A (en) * | 2018-10-29 | 2019-04-05 | 南京国联电力工程设计有限公司 | Feeder pillar outlet model, automatic selecting method, device and the memory for going out line number |
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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 |
Granted publication date: 20150325 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |