CN204258419U - A kind of spare emergent power source of power transmission and distribution facility - Google Patents
A kind of spare emergent power source of power transmission and distribution facility Download PDFInfo
- Publication number
- CN204258419U CN204258419U CN201420741685.0U CN201420741685U CN204258419U CN 204258419 U CN204258419 U CN 204258419U CN 201420741685 U CN201420741685 U CN 201420741685U CN 204258419 U CN204258419 U CN 204258419U
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- Prior art keywords
- power
- transformer
- integrated chip
- exchanges
- converting
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
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Abstract
The utility model relates to power transmission and distribution technical field of auxiliary, a kind of spare emergent power source of power transmission and distribution facility is disclosed, comprise: the integrated chip that DC converting exchanges, MOS power tube VT, transformer T1, two diac VD7 that 1 end of the integrated chip that described DC converting exchanges is connected with transformer T1 first time level by bleeder circuit are connected, 10 ends of the integrated chip that described DC converting exchanges are by MOS power tube VT1, VT3, VT5 is connected with the elementary first input end of transformer T1, 9 ends of the integrated chip that described DC converting exchanges are by MOS power tube VT2, VT4, VT6 is connected with elementary second input of transformer T1, transformer T1 second subprime is connected with load.The utility model can provide working power for the electrical power distribution electric installation of customer power supply, notifies the electric power operator on duty of power supply and carries out the switching manipulation of power transmission and distribution, maintaining the call of electrical power distribution electric system.
Description
Technical field
The utility model relates to power transmission and distribution technical field of auxiliary, particularly relates to a kind of spare emergent power source of power transmission and distribution facility.
Background technology
At present, the electrical power distribution electric installation of customer power supply, the electric power operator on duty needing Advise By Wire to power and the switching manipulation carrying out power transmission and distribution, the 220V being applied to secondary power supply is all needed to power, when the electric power system of power transmission and distribution has a power failure, also have a power failure through the 220V of secondary power supply of conversion, need a kind of auxiliary spare emergent power source for this reason, maintain the call of electrical power distribution electric system, switching manipulation to the Signal aspects of security bit and operating state.
Summary of the invention
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of spare emergent power source of power transmission and distribution facility.
For achieving the above object, the utility model is by the following technical solutions:
A kind of spare emergent power source of power transmission and distribution facility, comprise: the integrated chip TL494CN that DC converting exchanges, MOS power tube VT, transformer T1, two diac VD7 that 1 end of the integrated chip TL494CN that described DC converting exchanges is connected with transformer T1 first time level by bleeder circuit are connected, 10 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT1, VT3, VT5 is connected with the elementary first input end of transformer T1, 9 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT2, VT4, VT6 is connected with elementary second input of transformer T1, transformer T1 second subprime is connected with load.
Wherein, 15 ends of the integrated chip TL494CN that described DC converting exchanges, by the resistance-capacitance circuit ground connection of series connection, are provided with the resistance-capacitance circuit of series connection between 2 end to 3 ends of integrated chip TL494CN.
Owing to adopting technical scheme as above, the utility model has the following advantages:
A kind of spare emergent power source of power transmission and distribution facility, working power can be provided for the electrical power distribution electric installation of customer power supply, the electric power operator on duty of notice power supply and carry out the switching manipulation of power transmission and distribution, maintains the call of electrical power distribution electric system, switching manipulation to the Signal aspects of security bit and operating state.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the spare emergent power source of power transmission and distribution facility.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail,
As shown in Figure 1, a kind of spare emergent power source of power transmission and distribution facility, comprise: the integrated chip TL494CN that DC converting exchanges, MOS power tube VT, transformer T1, two diac VD7 that 1 end of the integrated chip TL494CN that described DC converting exchanges is connected with transformer T1 first time level by bleeder circuit are connected, 10 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT1, VT3, VT5 is connected with the elementary first input end of transformer T1, 9 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT2, VT4, VT6 is connected with elementary second input of transformer T1, transformer T1 second subprime is connected with load, wherein, 15 ends of the integrated chip TL494CN that described DC converting exchanges, by the resistance-capacitance circuit ground connection of series connection, are provided with the resistance-capacitance circuit of series connection between 2 end to 3 ends of integrated chip TL494CN.
During use, the spare emergent power source of this power transmission and distribution facility can provide working power for a master controller PC and pair controller PC, can also by the killer switch of the soft module controls power transmission and distribution of power supply of user and illumination, there is volume little, lightweight, reliable operation, makes feature that is simple, high safety.
Claims (2)
1. the spare emergent power source of a power transmission and distribution facility, it is characterized in that: comprising: the integrated chip TL494CN that DC converting exchanges, MOS power tube VT, transformer T1, two diac VD7 that 1 end of the integrated chip TL494CN that described DC converting exchanges is connected with transformer T1 first time level by bleeder circuit are connected, 10 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT1, VT3, VT5 is connected with the elementary first input end of transformer T1, 9 ends of the integrated chip TL494CN that described DC converting exchanges are by MOS power tube VT2, VT4, VT6 is connected with elementary second input of transformer T1, transformer T1 second subprime is connected with load.
2. the spare emergent power source of a kind of power transmission and distribution facility according to claim 1, it is characterized in that: 15 ends of the integrated chip TL494CN that described DC converting exchanges, by the resistance-capacitance circuit ground connection of series connection, are provided with the resistance-capacitance circuit of series connection between 2 end to 3 ends of integrated chip TL494CN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741685.0U CN204258419U (en) | 2014-12-02 | 2014-12-02 | A kind of spare emergent power source of power transmission and distribution facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741685.0U CN204258419U (en) | 2014-12-02 | 2014-12-02 | A kind of spare emergent power source of power transmission and distribution facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258419U true CN204258419U (en) | 2015-04-08 |
Family
ID=52962686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420741685.0U Expired - Fee Related CN204258419U (en) | 2014-12-02 | 2014-12-02 | A kind of spare emergent power source of power transmission and distribution facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204258419U (en) |
-
2014
- 2014-12-02 CN CN201420741685.0U patent/CN204258419U/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 |
Granted publication date: 20150408 Termination date: 20151202 |
|
| EXPY | Termination of patent right or utility model |