CN209072090U - A kind of self-energizing Intelligent fault isolating device - Google Patents
A kind of self-energizing Intelligent fault isolating device Download PDFInfo
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- CN209072090U CN209072090U CN201821874431.0U CN201821874431U CN209072090U CN 209072090 U CN209072090 U CN 209072090U CN 201821874431 U CN201821874431 U CN 201821874431U CN 209072090 U CN209072090 U CN 209072090U
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- circuit breaker
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- 230000005611 electricity Effects 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
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- 238000011161 development Methods 0.000 description 2
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to self-energizing Intelligent fault isolating devices, it is big effectively to solve distribution volume, it is at high cost, intelligence degree is low, the big problem of installation difficulty, vacuum circuit breaker is connected with intelligence FTU control cabinet, energy taking device is connected with vacuum circuit breaker, the switching of vacuum circuit breaker is housed on vacuum circuit breaker lower case side, electronic type zero sequential potential transformer is connected with vacuum circuit breaker three-phase main contact, electronic type zero sequence current mutual inductor is connected with electronic current mutual inductor one end with three-phase main contact, electronic current mutual inductor is connected with signal processor, electronic type zero sequential potential transformer is connected through residual voltage interface with the input terminal of signal processor, energy taking device and vacuum circuit breaker three-phase main contact, vacuum circuit breaker power supply terminal is connected, it is controlled with intelligence FTU signal processor outlet in vacuum circuit breaker The input terminal of high sampler, A/D oversampling converter in case processed is connected, and vacuum circuit breaker is connected with controller, and controller is connected with host computer.
Description
Technical field
The utility model relates to power equipment, especially a kind of self-energizing Intelligent fault isolating device.
Background technique
With the development of economy, the raising of living standards of the people, people propose requirements at the higher level to power supply quality, to power supply
Reliability proposes higher standard, and therefore, the construction of distribution automation is particularly important.But the intelligence of distribution network system is set
Available can be a maximum problem.It is to take electricity using high voltage P T and adopt that power distribution network, which solves the main method of this problem, at present
Electricity is taken with CT coil.It is the bad processing Insulation Problems of overhead transmission line that CT, which takes the obvious shortcoming of electricity,；Cable run is small in line current
When take less than energy.The problems such as although PT takes electricity to take the defect of electricity without CT, it is big that there are volumes, at high cost, with intelligence
It is energyization, miniaturization, integrated incompatible with, and installation difficulty is big；The above limits the development of distribution automation.Therefore,
How to realize that distribution automation is the technical issues of must solving.
Utility model content
For above situation, for the defect for overcoming the prior art, the purpose of the utility model is just to provide a kind of self-energizing
Intelligent fault isolating device, can effectively solve that existing distribution volume is big, at high cost, and intelligence degree is low, and installation difficulty is big
Problem.
The technical solution that the utility model solves is a kind of self-energizing Intelligent fault isolating device, including vacuum circuit breaker
Device, energy taking device and intelligence FTU control cabinet, vacuum circuit breaker are connected through conducting wire with intelligence FTU control cabinet, energy taking device
Be connected through conducting wire with vacuum circuit breaker, the vacuum circuit breaker include pedestal, the three-phase current on shell, three-phase voltage,
Zero-sequence current, residual voltage interface and the built-in signal processor of shell and breaker contact point are constituted, and shell is placed on pedestal, shell
Three-phase vacuum interrupter is constituted in vivo, and switching (the also known as bullet of vacuum circuit breaker is housed on vacuum circuit breaker lower case side
Spring stored energy operating mechanism), electronic type zero sequential potential transformer one end is connected with vacuum circuit breaker three-phase main contact, electronic type zero sequence
Current transformer is connected with three-phase main contact respectively with electronic current mutual inductor one end, the other end of electronic current mutual inductor
It is connected through three-phase current interface with the input terminal of signal processor, the other end of electronic type zero sequential potential transformer is through residual voltage
Interface is connected with the input terminal of signal processor, and energy taking device one end is connected with vacuum circuit breaker three-phase main contact, other end warp
Power interface is connected with vacuum circuit breaker power supply terminal, and the signal processor outlet in vacuum circuit breaker is through signal wire and intelligence
The input terminal of high sampler (module), A/D oversampling converter in FTU control cabinet is connected, the intelligent FTU control cabinet
It is to be made of the built-in controller of cabinet and cabinet and its communicator (module), backup power supply, the A/D sample conversion of controller connects
Mouth is connected with A/D oversampling converter, and the high frequency Sampling Interface of controller is connected with high sampler, the breaker of vacuum circuit breaker
Contact is connected with controller, and the output end of controller is connected through communicator with host computer.
The utility model structure is simple, novel and unique, use easy to install, at low cost, and effect is good, small in size, system easy to produce
It makes, is the innovation on distribution net equipment, there is good economic and social benefit.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the side view of the utility model.
Fig. 3 is that the electric component frame of the utility model shows connection figure.
Specific embodiment
It elaborates below in conjunction with attached drawing to specific embodiment of the present utility model.
As shown in Fig. 1-3, a kind of self-energizing Intelligent fault isolating device of the utility model, including vacuum circuit breaker, take
Energy device and intelligence FTU control cabinet, vacuum circuit breaker 1 are connected through conducting wire with intelligence FTU control cabinet 3, and energy taking device 2 passes through
Conducting wire is connected with vacuum circuit breaker 1, and the vacuum circuit breaker includes pedestal, the three-phase current on shell, three-phase voltage, zero
Sequence electric current, residual voltage interface and the built-in signal processor of shell and breaker contact point are constituted, and shell is placed on pedestal, shell
Interior composition three-phase vacuum interrupter is equipped with switching (the also known as spring of vacuum circuit breaker on vacuum circuit breaker lower case side
Stored energy operating mechanism) 1-1,4 one end of electronic type zero sequential potential transformer is connected with vacuum circuit breaker three-phase main contact, electronic zero
Sequence current transformer 6 is connected with three-phase main contact respectively with 5 one end of electronic current mutual inductor, electronic current mutual inductor 5
The other end is connected through three-phase current interface with the input terminal of signal processor, the other end warp of electronic type zero sequential potential transformer 4
Residual voltage interface is connected with the input terminal of signal processor, and energy taking device one end is connected with vacuum circuit breaker three-phase main contact,
The other end is connected through power interface with vacuum circuit breaker power supply terminal, and the signal processor in vacuum circuit breaker is exported through signal wire
It is connected with the input terminal of high sampler (module), A/D oversampling converter in intelligent FTU control cabinet, the intelligence
FTU control cabinet is made of the built-in controller of cabinet and cabinet and its communicator (module), backup power supply, the A/D of controller
Sample conversion interface is connected with A/D oversampling converter, and the high frequency Sampling Interface of controller is connected with high sampler, vacuum circuit breaker
The breaker contact point of device is connected with controller, and the output end of controller is connected through communicator with host computer.
The controller is cpu controller or PLC program controller；
The energy taking device is formed using high-pressure electronic Technology design, and the prior art, number of patent application, which can be used, is
The 2014107349456 adaptive energy taking devices provided；
The breaker is integrated with energy taking device；
The vacuum circuit breaker is connected through cable with intelligence FTU control cabinet by aviation plug；
Anti-lightening protector (not showing in figure, well-known technique) is housed on the vacuum circuit breaker, the electricity of vacuum circuit breaker
Overcurrent protector (not showing in figure, well-known technique) is housed on source output terminal；
The host computer is display or smart phone etc.；
The shell of the vacuum circuit breaker is the hollow body being made of insulating material, and encapsulating has asphalt mixtures modified by epoxy resin in hollow body
Rouge, explosion-proof flame-retardant, use is safe, and energy taking device can be directly mounted between high pressure and ground, instead of support insulator.
From the above, it is seen that the utility model is in order to overcome the deficiencies of the prior art, and it is intelligent to provide a kind of self-energizing
Fault isolation device, the device take power supply be made of high-pressure electronic Technology design, can be directly mounted at high pressure with
Between ground, have it is small in size, it is easy to install, it is beautiful and generous, it is safe and reliable the features such as, be that power distribution network intellectualizing system is essential
Preferred powering device.
The technical scheme adopted by the utility model is a kind of self-energizing Intelligent fault isolating device, including take and can fill
It sets, vacuum circuit breaker, intelligent FTU, compatible one or two integration technologies.The vacuum circuit breaker includes pedestal, spring energy-storage
Operating mechanism, three-phase vacuum interrupter, electronic type zero sequential potential transformer, electronic current mutual inductor, electronic type zero-sequence current
Mutual inductor.The energy taking device and vacuum circuit breaker integrated design, powers to vacuum circuit breaker and intelligence FTU.It is described
Intelligent FTU be built-in with backup power supply, when guaranteeing line outage, backup power supply ensures to work normally not less than 120 hours, and
Meet the continuous switching on and off of equipment 10 times or more to operate.The vacuum circuit breaker connects cable by aviation plug and connects with FTU.
The intelligent FTU is to integrate route protection, control, voltage and current signal measurement, the synthesis monitored certainly
Dynamicization open air measure and control device, including CPU, high frequency sampling module, A/D sampling module, communication circuit module and backup power supply module；
The state of acquisition route three-phase current, three-phase voltage, residual voltage, zero-sequence current and breaker in real time, can be isolated in real time
Stream and quick-break failure can detect route phase fault, singlephase earth fault, and can send host computer to by connection.
Backup power supply module can ensure that normal work is not less than 120 hours, and meets the continuous switching on and off of equipment 10 times or more and operate.
Electronic type zero sequential potential transformer, electronic current mutual inductor, the composition measurement of electronic type zero sequence current mutual inductor are single
Signal is converted to secondary weak electric signal, connects cable by aviation plug and connect with FTU, can thoroughly avoid high pressure by member
Safety accident caused by current transformer is opened a way.
Energy taking device is voltage-type, is formed using high-pressure electronic Technology design；Voltage-type takes electricity, does not originate operating current
Limitation, voltage output are stablized；Perfect design protection, secondary side no matter is opened a way or short circuiting work, does not have to electricity getting device and route
Have an impact；Included lightning protection, power output end band overcurrent protection；Insulation crust, epoxy sealing, explosion-proof flame-retardant, use are safe；
It can be directly mounted between high pressure and ground, instead of the novel electricity getting device of support insulator, there is small in size, easy to install, beauty
It is generous, it is safe and reliable the features such as.
Compared with prior art, the utility model has advantageous effects following prominent:
1, energy taking device and vacuum circuit breaker integrated design solve taking for each power unit of vacuum circuit breaker and FTU
Electric problem, investment is small, and will not be influenced by factors such as environment, weather and payloads.
2, energy taking device is designed by high-voltage power electronic technology, and taking can be high-efficient, energy saving；Secondary power supply route and high pressure
It is completely isolated, good insulation preformance, safety.
3, for in-site installation in use, due to not needing connection high voltage potential transformer, wiring is very convenient, installation letter
It is single, power off time is reduced, to reduce the loss of electricity unit.
4, the two times transfer voltage of energy taking device is 24V DC voltage, safety, no danger.And practical, promotional value
It is high.
Claims (5)
1. a kind of self-energizing Intelligent fault isolating device, including vacuum circuit breaker, energy taking device and intelligence FTU control cabinet,
It is characterized in that, vacuum circuit breaker (1) is connected through conducting wire with intelligence FTU control cabinet (3), energy taking device (2) through conducting wire with
Vacuum circuit breaker (1) is connected, and the vacuum circuit breaker includes pedestal, the three-phase current on shell, three-phase voltage, zero sequence electricity
It flows, the signal processor that residual voltage interface and shell are built-in and breaker contact point composition, shell are placed on pedestal, structure in shell
At three-phase vacuum interrupter, the switching (1-1) of vacuum circuit breaker, electronic zero are housed on vacuum circuit breaker lower case side
Sequence voltage mutual inductor (4) one end is connected with vacuum circuit breaker three-phase main contact, electronic type zero sequence current mutual inductor (6) and electronic type
Current transformer (5) one end is connected with three-phase main contact respectively, and the other end of electronic current mutual inductor (5) connects through three-phase current
Mouth is connected with the input terminal of signal processor, and the other end of electronic type zero sequential potential transformer (4) is through residual voltage interface and letter
The input terminal of number processor is connected, and energy taking device one end is connected with vacuum circuit breaker three-phase main contact, and the other end is through power interface
It is connected with vacuum circuit breaker power supply terminal, the signal processor outlet in vacuum circuit breaker is controlled through signal wire and intelligence FTU
The input terminal of high sampler, A/D oversampling converter in case is connected, and the intelligent FTU control cabinet is by cabinet and case
Controller and its communicator, the backup power supply filled in vivo is constituted, the A/D sample conversion interface and A/D oversampling converter of controller
It is connected, the high frequency Sampling Interface of controller is connected with high sampler, and the breaker contact point of vacuum circuit breaker is connected with controller,
The output end of controller is connected through communicator with host computer.
2. self-energizing Intelligent fault isolating device according to claim 1, which is characterized in that the breaker with take
Energy device is integrated.
3. self-energizing Intelligent fault isolating device according to claim 1, which is characterized in that the vacuum circuit breaker
It is connected through cable with intelligence FTU control cabinet by aviation plug.
4. self-energizing Intelligent fault isolating device according to claim 1, which is characterized in that the vacuum circuit breaker
It is upper that anti-lightening protector is housed, overcurrent protector is housed on the power output end of vacuum circuit breaker.
5. self-energizing Intelligent fault isolating device according to claim 1, which is characterized in that the vacuum circuit breaker
Shell be the hollow body being made of insulating material, encapsulating has epoxy resin in hollow body, and explosion-proof flame-retardant, use is safe, takes
Energy device is directly mounted between high pressure and ground, instead of support insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821874431.0U CN209072090U (en) | 2018-11-14 | 2018-11-14 | A kind of self-energizing Intelligent fault isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821874431.0U CN209072090U (en) | 2018-11-14 | 2018-11-14 | A kind of self-energizing Intelligent fault isolating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209072090U true CN209072090U (en) | 2019-07-05 |
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ID=67099076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821874431.0U Active CN209072090U (en) | 2018-11-14 | 2018-11-14 | A kind of self-energizing Intelligent fault isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209072090U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110568244A (en) * | 2019-09-25 | 2019-12-13 | 中互(杭州)电子科技有限公司 | A primary and secondary fusion voltage and current integrated sensor |
| CN111884188A (en) * | 2020-08-28 | 2020-11-03 | 北京同时开关技术有限公司 | Switch drive circuit and switch device |
| CN115547736A (en) * | 2022-10-18 | 2022-12-30 | 杨梅电气有限公司 | One-time and two-time integrated on-column circuit breaker |
-
2018
- 2018-11-14 CN CN201821874431.0U patent/CN209072090U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110568244A (en) * | 2019-09-25 | 2019-12-13 | 中互(杭州)电子科技有限公司 | A primary and secondary fusion voltage and current integrated sensor |
| CN111884188A (en) * | 2020-08-28 | 2020-11-03 | 北京同时开关技术有限公司 | Switch drive circuit and switch device |
| CN115547736A (en) * | 2022-10-18 | 2022-12-30 | 杨梅电气有限公司 | One-time and two-time integrated on-column circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Torch Park V (A-F) (5-7), high tech Zone, 1789 Xinfei Avenue, Xinxiang City, Henan Province, 453000 Patentee after: Zhongbao Electric Co.,Ltd. Address before: Torch Park V (A-F) (5-7), high tech Zone, 1789 Xinfei Avenue, Xinxiang City, Henan Province, 453000 Patentee before: XINXIANG STRONG POWER ELECTRIC Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |