CN204258230U - With the overhead transmission line of reclosing breaker - Google Patents
With the overhead transmission line of reclosing breaker Download PDFInfo
- Publication number
- CN204258230U CN204258230U CN201420823894.XU CN201420823894U CN204258230U CN 204258230 U CN204258230 U CN 204258230U CN 201420823894 U CN201420823894 U CN 201420823894U CN 204258230 U CN204258230 U CN 204258230U
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- CN
- China
- Prior art keywords
- arm
- breaker
- cross
- switch
- vacuum circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
This practicality relates to a kind of overhead transmission line with reclosing breaker, high pressure cross-arm and isolation switch cross-arm are set respectively on transmission pole, the both sides of high pressure cross-arm arrange inlet wire side line road and outgoing line side circuit respectively, transmission pole is installed with switch and cross-arm and switch installation diagonal brace are installed, cross-arm installed by switch and switch installation diagonal brace forms one for supporting the platform of vacuum circuit-breaker, the below controller anchor ear of vacuum circuit-breaker fixes an Intelligent reclosing controller, inlet wire side line road first parallel groove clamp, first electric armour clamp, isolation switch is connected to the end of incoming cables of vacuum circuit-breaker, the leading-out terminal of vacuum circuit-breaker picks out outgoing line side circuit through the second electric armour clamp and the second parallel groove clamp, the control lead-in wire of Intelligent reclosing controller is connected to the controlled end of vacuum circuit-breaker.Transmission pole arranges Intelligent reclosing controller, fault type can be distinguished rapidly, be beneficial to the networking again of power distribution network, recover the power supply perfecting circuit.
Description
Technical field
The utility model relates to a kind of overhead transmission line with reclosing breaker, is applicable to 10kV electrical network.
Background technology
10kV power distribution network mostly is radiativity tree-type and powers, and when circuit breaks down, vacuum circuit-breaker disjunction, has also interrupted the continuity of electric current between distribution subnet while forming Fault Isolation.Because power distribution network inevitably also exists the problem of aging, the natural weather effect of circuit and framework device and the loss of environment, and power failure can be divided into transient fault and permanent fault, how when supply line's fault, rapid differentiation fault type, realize the networking again of power distribution network, recovering to perfect the power supply of circuit, is that State Power Corporation realizes electric power safeguard and needs solution difficult problem badly.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, provides one according to reclosing strategy failure judgement type, to recover the power supply perfecting circuit, be easy to the overhead transmission line with reclosing breaker realizing distribution automation.
For achieving the above object, the utility model adopts a kind of like this overhead transmission line with reclosing breaker, high pressure cross-arm and isolation switch cross-arm are set respectively on transmission pole, the both sides of described high pressure cross-arm arrange inlet wire side line road and outgoing line side circuit respectively, described isolation switch cross-arm is fixed with the isolation knife supporting bracket for supporting isolation switch, described transmission pole is installed with switch and cross-arm and switch installation diagonal brace are installed, cross-arm installed by described switch and described switch installation diagonal brace forms one for supporting the platform of vacuum circuit-breaker, the below controller anchor ear of described vacuum circuit-breaker fixes an Intelligent reclosing controller, described inlet wire side line road first parallel groove clamp, first electric armour clamp, isolation switch is connected to the end of incoming cables of described vacuum circuit-breaker, the leading-out terminal of described vacuum circuit-breaker picks out outgoing line side circuit through the second electric armour clamp and the second parallel groove clamp, the control lead-in wire of described Intelligent reclosing controller is connected to the controlled end of described vacuum circuit-breaker.Compared with the prior art, the beneficial effects of the utility model are embodied in: by the setting of above structure, transmission pole arranges Intelligent reclosing controller, when there is transient fault in supply line, vacuum circuit-breaker is through reclosing success several times, now, the open and close times of vacuum circuit-breaker not yet reaches the separating brake number of times that Intelligent reclosing controller is adjusted, then Intelligent reclosing controller removes above counting automatically; When there is permanent fault in supply line, the open and close times of vacuum circuit-breaker reaches the separating brake number of times that Intelligent reclosing controller is adjusted, the locking of vacuum circuit-breaker automatic brake separating, isolated fault circuit, by other automatic circuit networkings in power distribution network, recover the normal power supply of non-faulting section.
Especially, described switch is installed cross-arm and is fixedly connected with described transmission pole through stiffener.By the setting of above structure, switch installs the fulcrum of cross-arm after stiffener is reinforced, and it is more solid and reliable that cross-arm installed by switch, the vacuum circuit-breaker of the suitable weight that can bear.
Especially, the leading-out terminal of the first described electric armour clamp is also connected to ground plate through zinc oxide arrester lead-in wire.By the setting of above structure, protect the infringement of electric equipment from thunder and lightning of the first electric armour clamp rear end.
Especially, described transmission pole is also installed with PT and cross-arm and PT installation diagonal brace are installed, described PT installs cross-arm and described PT installation diagonal brace forms one for supporting the platform of voltage transformer, the wherein two-phase leading-out terminal of described isolation switch is connected to two terminals of described voltage transformer respectively, and the signal sampling of described voltage transformer exports the signal sampling processing module that cable is connected to described Intelligent reclosing controller.By the setting of above structure, the voltage between phases of the supply line that sampled by Intelligent reclosing controller, for supply line provides more voltage protection.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model with the overhead transmission line of reclosing breaker;
Fig. 2 is the end view of the utility model with the overhead transmission line of reclosing breaker.
In figure: 1, vacuum circuit-breaker; 2, cross-arm installed by switch; 3, diagonal brace installed by switch; 4, voltage transformer; 5, PT installs cross-arm; 6, PT installs diagonal brace; 7, the first parallel groove clamp; 8, the first electric armour clamp; 9, the second parallel groove clamp; 10, isolation switch; 11, isolation knife supporting bracket; 12, ground plate; 13, stiffener; 14, the second electric armour clamp; 15, high pressure cross-arm; 16, zinc oxide arrester; 17, Intelligent reclosing controller; 18, isolation switch cross-arm.
Embodiment
As shown in Fig. 1 ~ 2, a kind of overhead transmission line with reclosing breaker, high pressure cross-arm 15 and isolation switch cross-arm 18 are set respectively on transmission pole, the both sides of high pressure cross-arm 15 arrange inlet wire side line road and outgoing line side circuit respectively, isolation switch cross-arm 18 is fixed with the isolation knife supporting bracket 11 for supporting isolation switch 10, transmission pole is installed with switch and cross-arm 2 and switch installation diagonal brace 3 are installed, cross-arm 2 installed by switch and switch installation diagonal brace 3 forms one for supporting the platform of vacuum circuit-breaker 1, the below controller anchor ear of vacuum circuit-breaker 1 fixes an Intelligent reclosing controller 17, inlet wire side line road first parallel groove clamp 7, first electric armour clamp 8, isolation switch 10 is connected to the end of incoming cables of vacuum circuit-breaker 1, the leading-out terminal of vacuum circuit-breaker 1 picks out outgoing line side circuit through the second electric armour clamp 14 and the second parallel groove clamp 9, the control lead-in wire of Intelligent reclosing controller 17 is connected to the controlled end of vacuum circuit-breaker 1.
Switch is installed cross-arm 2 and is fixedly connected with transmission pole through stiffener 13.
The leading-out terminal of the first electric armour clamp 8 is also connected to ground plate 12 through zinc oxide arrester 16 lead-in wire.
Transmission pole is also installed with PT and cross-arm 5 and PT installation diagonal brace 6 are installed, PT installs cross-arm 5 and PT installation diagonal brace 6 forms one for supporting the platform of voltage transformer 4, the wherein two-phase leading-out terminal of isolation switch 10 is connected to two terminals of voltage transformer 4 respectively, and the signal sampling of voltage transformer 4 exports the signal sampling processing module that cable is connected to Intelligent reclosing controller 17.
Claims (5)
1. the overhead transmission line with reclosing breaker, high pressure cross-arm and isolation switch cross-arm are set respectively on transmission pole, the both sides of described high pressure cross-arm arrange inlet wire side line road and outgoing line side circuit respectively, described isolation switch cross-arm is fixed with the isolation knife supporting bracket for supporting isolation switch, it is characterized in that: described transmission pole is installed with switch and cross-arm and switch installation diagonal brace are installed, cross-arm installed by described switch and described switch installation diagonal brace forms one for supporting the platform of vacuum circuit-breaker, the below controller anchor ear of described vacuum circuit-breaker fixes an Intelligent reclosing controller, described inlet wire side line road first parallel groove clamp, first electric armour clamp, isolation switch is connected to the end of incoming cables of described vacuum circuit-breaker, the leading-out terminal of described vacuum circuit-breaker picks out outgoing line side circuit through the second electric armour clamp and the second parallel groove clamp, the control lead-in wire of described Intelligent reclosing controller is connected to the controlled end of described vacuum circuit-breaker.
2. the overhead transmission line with reclosing breaker according to claim 1, is characterized in that: described switch is installed cross-arm and is fixedly connected with described transmission pole through stiffener.
3. the overhead transmission line with reclosing breaker according to claim 1 and 2, is characterized in that: the leading-out terminal of the first described electric armour clamp is also connected to ground plate through zinc oxide arrester lead-in wire.
4. the overhead transmission line with reclosing breaker according to claim 1 and 2, it is characterized in that: described transmission pole is also installed with PT and cross-arm and PT installation diagonal brace are installed, described PT installs cross-arm and described PT installation diagonal brace forms one for supporting the platform of voltage transformer, the wherein two-phase leading-out terminal of described isolation switch is connected to two terminals of described voltage transformer respectively, and the signal sampling of described voltage transformer exports the signal sampling processing module that cable is connected to described Intelligent reclosing controller.
5. the overhead transmission line with reclosing breaker according to claim 3, it is characterized in that: described transmission pole is also installed with PT and cross-arm and PT installation diagonal brace are installed, described PT installs cross-arm and described PT installation diagonal brace forms one for supporting the platform of voltage transformer, the wherein two-phase leading-out terminal of described isolation switch is connected to two terminals of described voltage transformer respectively, and the signal sampling of described voltage transformer exports the signal sampling processing module that cable is connected to described Intelligent reclosing controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420823894.XU CN204258230U (en) | 2014-12-20 | 2014-12-20 | With the overhead transmission line of reclosing breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420823894.XU CN204258230U (en) | 2014-12-20 | 2014-12-20 | With the overhead transmission line of reclosing breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258230U true CN204258230U (en) | 2015-04-08 |
Family
ID=52962498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420823894.XU Expired - Fee Related CN204258230U (en) | 2014-12-20 | 2014-12-20 | With the overhead transmission line of reclosing breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204258230U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676738A (en) * | 2019-11-19 | 2020-01-10 | 国网上海市电力公司 | Voltage transformer isolation combination device applied to uninterrupted operation |
| CN112885580A (en) * | 2021-01-06 | 2021-06-01 | 国网山东省电力公司泰安供电公司 | Distribution network live working's voltage transformer termination |
| CN114556510A (en) * | 2019-10-25 | 2022-05-27 | 伊顿智能动力有限公司 | Mounting assembly and switching system with universal mounting system |
-
2014
- 2014-12-20 CN CN201420823894.XU patent/CN204258230U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114556510A (en) * | 2019-10-25 | 2022-05-27 | 伊顿智能动力有限公司 | Mounting assembly and switching system with universal mounting system |
| CN110676738A (en) * | 2019-11-19 | 2020-01-10 | 国网上海市电力公司 | Voltage transformer isolation combination device applied to uninterrupted operation |
| CN112885580A (en) * | 2021-01-06 | 2021-06-01 | 国网山东省电力公司泰安供电公司 | Distribution network live working's voltage transformer termination |
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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: 20201220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |