CN208849271U - A kind of double-bus ring network cabinet - Google Patents
A kind of double-bus ring network cabinet Download PDFInfo
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- CN208849271U CN208849271U CN201821888555.4U CN201821888555U CN208849271U CN 208849271 U CN208849271 U CN 208849271U CN 201821888555 U CN201821888555 U CN 201821888555U CN 208849271 U CN208849271 U CN 208849271U
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- bus
- power supply
- cabinet body
- supply circuit
- switch
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Abstract
The utility model provides a kind of double-bus ring network cabinet, including the first bus, the second bus, the first cabinet body and the first power supply circuit, first, second bus is electrically connected with city respectively and is arranged in the first cabinet body, first power supply circuit is arranged in the first cabinet body, the first switch and the first earthing switch that two first breakers that connect respectively with the first, second bus including one end, one end are connect with the two first breaker other ends respectively, the first switch other end are the first power supply circuit output end and connect with the first earthing switch.The utility model occupied area is smaller, is suitable for more occasions, and can flexibly carry out load transfer.
Description
Technical field
The utility model relates to a kind of double-bus ring network cabinets.
Background technique
The requirement of demand and reliability of economic, society the development to electric energy is increasingly enhanced.In distribution field, to improve electricity
The power supply reliability on cable road, the mode for often using dual-ring network to power to responsible consumer are powered.In the powering mode
Under, dead telegram in reply source, two different supply paths are needed, reliable power supply is carried out to user by two groups of routes of handing in hand.But it should
Mode needs two ring network cabinets, larger to the occupancy in electric power corridor, while load transfer need to rely on user switching station to carry out, and turns to supply
Mode is inflexible.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, to propose a kind of double-bus ring network cabinet, is not necessarily to two rings
Dual-ring network power supply can be realized in net cabinet, and occupied area is smaller, is suitable for more occasions, and can flexibly carry out load transfer.
The utility model is achieved through the following technical solutions:
A kind of double-bus ring network cabinet, including the first bus, the second bus, the first cabinet body and the first power supply circuit, first,
Two buses are electrically connected with city respectively and are arranged in the first cabinet body, and the first power supply circuit is arranged in the first cabinet body, including one end
Two first breakers that are connect respectively with the first, second bus, one end connect respectively with the two first breaker other ends first
Switch and the first earthing switch, the first switch other end are the first power supply circuit output end and connect with the first earthing switch.
It further, further include the second cabinet body and the second power supply circuit, first, second bus is additionally arranged at the second cabinet
In vivo, the second power supply circuit is arranged in the second cabinet body, opens including one end is connect with the first, second bus respectively two second
It closes, the second breaker for connecting respectively with the two second switch other ends of one end, one end are connect with the second breaker other end the
Three switches and the second earthing switch, the third switch other end are the second power supply circuit output end and connect with the second earthing switch.
It further, further include third cabinet body and third power supply circuit, first, second bus is additionally arranged at third cabinet
In vivo, third power supply circuit is arranged in third cabinet body, and third power supply circuit includes that one end is connect with the first, second bus respectively
Two on-load switches and third earthing switch, the two on-load switch other ends connection using the output end as third power supply circuit and with
The connection of third earthing switch.
Further, first, second breaker is vacuum circuit breaker.
Further, the first switch is isolation switch.
Further, first bus is arranged at the top of the first, second cabinet body, the second bus setting first,
Second bottom of cabinet bulk.
Further, first bus is arranged at the top of third cabinet body, and second bus is arranged at third cabinet body bottom
Portion.
The utility model is also achieved through the following technical solutions:
A kind of double-bus ring network cabinet, including the second cabinet body, third cabinet body, the first bus, the second bus, the second power supply circuit
With third power supply circuit, the first, second bus is electrically connected with city respectively, and the first, second mother is provided in second, third cabinet body
Line, the second power supply circuit is arranged in the second cabinet body, including two second switches that one end is connect with the first, second bus respectively,
The third that the second breaker that one end is connect with the two first switch other ends respectively, one end are connect with the second breaker other end is opened
It closes and the second earthing switch, the third switch other end is the second power supply circuit output end and connect with the second earthing switch, third
Power supply circuit is arranged in third cabinet body, and two on-load switches and third connecting respectively with the first, second bus including one end connect
Ground switch, the connection of the two on-load switch other ends are connect using the output end as third power supply circuit and with third earthing switch.
The utility model has the following beneficial effects:
1, the utility model has two buses of the first bus and the second bus, and load may be selected by the first bus and second
Any one power supply in bus, the first, second bus by mains-supplied, can flexibly carry out load transfer respectively, be not necessarily to two
Dual-ring network power supply can be realized in ring network cabinet, and the first, second bus is arranged in same cabinet body, and occupied area is smaller, is applicable in
In more occasions, such as the load intensive and higher area of reliability requirement can also flexible arrangement.
2, the first bus and the second bus are separately positioned on the top and bottom of cabinet body, structurally reasonable, interfere with each other small.
Detailed description of the invention
The utility model is described in further details with reference to the accompanying drawing.
Fig. 1 is the circuit diagram of the utility model embodiment one.
Fig. 2 is the structural schematic diagram of the utility model embodiment one.
Wherein, the 1, first bus；2, the second bus；3, the first cabinet body；4, the first power supply circuit；41, the first breaker；
42, first switch；43, the first earthing switch；5, the second cabinet body；6, the second power supply circuit；61, second switch；62, the second open circuit
Device；63, third switchs；64, the second earthing switch；7, third cabinet body；8, third power supply circuit；81, on-load switch；82, third
Earthing switch.
Specific embodiment
Embodiment one:
As depicted in figs. 1 and 2, double-bus ring network cabinet includes the first bus 1, the second bus 2, the first cabinet body 3, the second cabinet body
5, third cabinet body 7, the first power supply circuit 4, the second power supply circuit 6 and third power supply circuit 8.First bus 1 and the second bus 2 divide
The electrical connection of the city Bie Yu, the first bus 1 and the second bus 2 include one section be arranged in the first cabinet body 3, are arranged in the second cabinet body
Two sections in 5 and three sections, one section, two sections and three sections concatenations being arranged in third cabinet body 7.The power supply of first power supply circuit 4, second
Circuit 6 and third power supply circuit 8 are separately positioned in the first cabinet body 3, the second cabinet body 5 and third cabinet body 7.
First power supply circuit 4 includes two first breakers 41, one that one end is connect with the first bus 1, the second bus 2 respectively
Hold the first switch 42 connecting respectively with two first breakers, 41 other end and the first earthing switch 43,42 other end of first switch
It is connect for 4 output end of the first power supply circuit and with the first earthing switch 43,4 output end of the first power supply circuit can connected load.Its
In, two first breakers 41 are vacuum circuit breaker, and first switch 42 is isolation switch, and the first earthing switch 43 is earthing
Lock.Two vacuum circuit breakers can be used as bar coupler, also can be used as wire-outgoing breaker use, using vacuum circuit breaker, constantly
Electricity can carry out load transfer.
Second power supply circuit 6 includes two second switches 61, one end that one end is connect with the first bus 1, the second bus 2 respectively
The third that the second breaker 62 for connecting respectively with two second switches, 61 other end, one end are connect with 62 other end of the second breaker
Switch 63 and the second earthing switch 64,63 other end of third switch be 6 output end of the second power supply circuit and with the second earthing switch
64 connections, 6 output end of the second power supply circuit can connected load.Wherein, second switch 61 is bus bar side disconnecting link, the second breaker 62
For vacuum circuit breaker, third switch 63 is line side disconnecting link, and the second earthing switch 64 is grounding switch.Utilize two bus side tools
Lock, load transfer can be carried out by not powering off.
Third power supply circuit 8 includes two on-load switches 81 that connect respectively with the first bus 1, the second bus 2 of one end and the
Three earthing switches 82, the connection of two on-load switches, 81 other end are opened using the output end as third power supply circuit 8 and with third ground connection
82 connections are closed, 8 output end of third power supply circuit can connected load.Wherein, third earthing switch 82 is grounding switch.Two loads are opened
Closing 81 can be due to cutting off normal duty electric current, can also be not and under the cooperation with the first breaker 41 or second switch 61
Load transfer is carried out under power blackout situation, also as save cost of investment.
The setting of first bus 1 is arranged in 7 top of the first cabinet body 3, the second cabinet body 5 and third cabinet body, the second bus 2 first
7 bottom of cabinet body 3, the second cabinet body 5 and third cabinet body.For the first power supply circuit 4, two first breakers 41 are serially connected in by conducting wire
Between first bus 1 and the second bus 2,42 one end of first switch is connected on the conducting wire between two first breakers 41, is another
End is 4 output end of the first power supply circuit (can connect load or power supply) and connect with 43 one end of the first earthing switch that first is grounded
43 other end of switch ground connection.For the second power supply circuit 6, two second switches 61 are serially connected in the first bus 1 and second by conducting wire
Between bus 2,41 one end of the first breaker is connected on the conducting wire between two second switches 61, the other end and third switch 63 1
End connection, 63 other end of third switch are 6 output end of the second power supply circuit (can connect load or power supply) and open with the second ground connection
Close the connection of 64 one end, 64 other end of the second earthing switch ground connection.For third power supply circuit 8, two on-load switches 81 pass through conducting wire
It is serially connected between the first bus 1 and the second bus 2, the conducting wire between two on-load switches 81 is the output of third power supply circuit 8
It holds and is connect with 82 one end of third earthing switch, 82 other end of third earthing switch ground connection.
In the present embodiment, it may include multiple first cabinet bodies 3, multiple second cabinet bodies 5 and multiple third cabinet bodies 7, each first
It is provided with the first bus 1, the second bus 2 and the first power supply circuit 4 in cabinet body 3, the first mother is provided in each second cabinet body 5
Line 1, the second bus 2 and the second power supply circuit 6 are provided with the first bus 1, the second bus 2 and third in each third cabinet body 7 and supply
Circuit 8.
Embodiment two:
Double-bus ring network cabinet includes the first bus, the second bus, the first cabinet body and the first power supply circuit, wherein the first cabinet body
It is the same as example 1 with the first power supply circuit, this will not be repeated here.
Embodiment three:
Double-bus ring network cabinet includes the first bus, the second bus, the first cabinet body, the second cabinet body, the first power supply circuit and the
Two power supply circuits, wherein the first cabinet body, the second cabinet body, the first power supply circuit and the second power supply circuit are the same as example 1,
This will not be repeated here.
Example IV:
Double-bus ring network cabinet includes the first bus, the second bus, the first cabinet body, third cabinet body, the first power supply circuit and the
Three power supply circuits, wherein the first cabinet body, third cabinet body, the first power supply circuit and third power supply circuit are the same as example 1,
This will not be repeated here.
Embodiment five:
Double-bus ring network cabinet includes the first bus, the second bus, the second cabinet body, third cabinet body, the second power supply circuit and the
Three power supply circuits, wherein the second cabinet body, third cabinet body, the second power supply circuit and third power supply circuit are the same as example 1,
This will not be repeated here.
The above, the only preferred embodiment of the utility model, therefore the utility model implementation cannot be limited with this
Range should still belong to this that is, according to equivalent changes and modifications made by present utility model application the scope of the patents and description
In the range of utility model patent is covered.
Claims (8)
1. a kind of double-bus ring network cabinet, it is characterised in that: including the first bus, the second bus, the first cabinet body and the first power supply electricity
Road, the first, second bus are electrically connected with city respectively and are arranged in the first cabinet body, and the first power supply circuit is arranged in the first cabinet body
It is interior, two first breakers that are connect respectively with the first, second bus including one end, one end respectively with the two first breaker other ends
The first switch of connection and the first earthing switch, the first switch other end are the first power supply circuit output end and open with the first ground connection
Connection connects.
2. a kind of double-bus ring network cabinet according to claim 1, it is characterised in that: further include the second cabinet body and the second power supply
Circuit, first, second bus are additionally arranged in the second cabinet body, and the second power supply circuit is arranged in the second cabinet body, including one
Two second switches that connects respectively with the first, second bus, one end connect with the two second switch other ends respectively second is held to break
The third switch and the second earthing switch that road device, one end are connect with the second breaker other end, it is second that third, which switchs the other end,
It power supply circuit output end and is connect with the second earthing switch.
3. a kind of double-bus ring network cabinet according to claim 1 or 2, it is characterised in that: further include third cabinet body and third
Power supply circuit, first, second bus are additionally arranged in third cabinet body, and third power supply circuit is arranged in third cabinet body, the
Three power supply circuits include two on-load switches and third earthing switch that one end is connect with the first, second bus respectively, and two loads are opened
Other end connection is closed using the output end as third power supply circuit and is connect with third earthing switch.
4. a kind of double-bus ring network cabinet according to claim 2, it is characterised in that: first, second breaker is
Vacuum circuit breaker.
5. a kind of double-bus ring network cabinet according to claim 1, it is characterised in that: the first switch is isolation switch.
6. a kind of double-bus ring network cabinet according to claim 2, it is characterised in that: first bus setting first,
At the top of second cabinet body, second bus is arranged in the first, second bottom of cabinet bulk.
7. a kind of double-bus ring network cabinet according to claim 3, it is characterised in that: first bus is arranged in third cabinet
At the top of body, second bus is arranged in third bottom of cabinet bulk.
8. a kind of double-bus ring network cabinet, it is characterised in that: including the second cabinet body, third cabinet body, the first bus, the second bus,
Two power supply circuits and third power supply circuit, the first, second bus are electrically connected with city respectively, are provided in second, third cabinet body
First, second bus, the second power supply circuit are arranged in the second cabinet body, connect respectively with the first, second bus including one end
Two second switches, the second breaker, one end and the second breaker other end that one end is connect with the two first switch other ends respectively
The third switch of connection and the second earthing switch, the third switch other end are the second power supply circuit output end and open with the second ground connection
Connection connects, and third power supply circuit is arranged in third cabinet body, and two loads connecting respectively with the first, second bus including one end are opened
It closes and third earthing switch, the connection of the two on-load switch other ends is opened using the output end as third power supply circuit and with third ground connection
Connection connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821888555.4U CN208849271U (en) | 2018-11-16 | 2018-11-16 | A kind of double-bus ring network cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821888555.4U CN208849271U (en) | 2018-11-16 | 2018-11-16 | A kind of double-bus ring network cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208849271U true CN208849271U (en) | 2019-05-10 |
Family
ID=66377003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821888555.4U Expired - Fee Related CN208849271U (en) | 2018-11-16 | 2018-11-16 | A kind of double-bus ring network cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208849271U (en) |
-
2018
- 2018-11-16 CN CN201821888555.4U patent/CN208849271U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 Termination date: 20211116 |