CN208209520U - A kind of active power lightning protection Duplicate protective box - Google Patents
A kind of active power lightning protection Duplicate protective box Download PDFInfo
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- CN208209520U CN208209520U CN201820869968.1U CN201820869968U CN208209520U CN 208209520 U CN208209520 U CN 208209520U CN 201820869968 U CN201820869968 U CN 201820869968U CN 208209520 U CN208209520 U CN 208209520U
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Abstract
The utility model discloses a kind of active power lightning protection Duplicate protective boxes, primary back-up protection device controller, standby backup protector controller is separately mounted to primary back-up protection device, on standby backup protector, primary back-up protection device controller, standby backup protector controller respectively with Intelligent lightning protection device observation circuit plate first, second lightning protection device status signal output is connected, Intelligent lightning protection device observation circuit plate also passes through primary lightning protection device respectively, spare lightning protection device and primary back-up protection device, the signal output end of standby backup protector is connected, primary back-up protection device, the signal input part of standby backup protector passes through current transformer and is connected on power supply buses.The utility model lightning protection box in the state of unearthed can not power on, and use safer；When have temperature it is excessively high in the case where can actively cut off lightning protection device circuit, avoid the generation of fire；In the case where lightning protection device deterioration tripping, it can actively be switched to spare lightning protection device.
Description
Technical field
The utility model relates to power distribution network safeguard technical fields, and in particular to a kind of active dual guarantor of power lightning protection
Protecting box.
Background technique
Intelligent lightning protecting case be anti-lightning strike equipment, be mostly installed at power distribution room, power distribution cabinet, AC distribution panel, switch-box and its
Its important equipment is subject at the electric power incoming line of lightning stroke equipment, to protect equipment excessively electric from the lightning stroke invaded along power circuit
It damages caused by pressure, therefore, is widely used in the power system.But intelligent lightning protecting case on the market, exist
Following deficiency:
(1) lightning protection box can also power in the state of unearthed, and use is dangerous；
(2) when have temperature it is excessively high in the case where, the generation that is subject to fire；
(3) it in the case where deteriorating tripping, such as finds, can be broken when lightning stroke there are electrical equipment not in time
Risk.
Utility model content
The purpose of the utility model is to overcome existing intelligent lightning protecting case, existing deficiencies.The utility model it is active
Power lightning protection Duplicate protective box, lightning protection box can not power in the state of unearthed, use safer；When there is temperature excessively high
In the case where can actively cut off lightning protection device circuit, avoid the generation of fire；In the case where lightning protection device deterioration tripping, Ke Yizhu
It is dynamic to be switched to spare lightning protection device, connected electrical equipment is protected before client's replacement, is reduced because lightning protection device damages
Bad bring secondary damage, has a good application prospect.
In order to achieve the above object, the technical scheme adopted by the utility model is
A kind of active power lightning protection Duplicate protective box, including primary back-up protection device controller, standby backup protector
Controller, Intelligent lightning protection device observation circuit plate, primary lightning protection device, spare lightning protection device, primary back-up protection device and standby backup are protected
Device is protected,
The primary back-up protection device controller, standby backup protector controller are separately mounted to primary back-up protection
On device, standby backup protector, the primary back-up protection device controller, standby backup protector controller are anti-with intelligence respectively
The first lightning protection device status signal output, the second lightning protection device status signal output of thunder device observation circuit plate are connected,
The Intelligent lightning protection device observation circuit plate is also respectively by primary lightning protection device, spare lightning protection device and primary back-up protection device, spare
The signal output end of back-up protection device is connected,
The primary back-up protection device, standby backup protector signal input part pass through current transformer and be connected to confession
On goddess of lightning's line.
A kind of active power lightning protection Duplicate protective box above-mentioned, the primary back-up protection device, standby backup protector
Movable contact and stationary contact be all made of tungsten-copper alloy coil resistant to high temperature with 10 flat red copper enameled wires around circle be made.
A kind of active power lightning protection Duplicate protective box above-mentioned, the primary back-up protection device controller, standby backup
Protector controller, for when primary lightning protection device, spare lightning protection device break down, control corresponding primary back-up protection device,
Standby backup protector carries out positive action.
A kind of active power lightning protection Duplicate protective box above-mentioned, the Intelligent lightning protection device observation circuit plate, further includes list
Piece machine, lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection device tripping detection circuit, the lightning protection device are grounded shape
State detection circuit, temperature sensing circuit, lightning protection device tripping detection circuit be two-way, input terminal respectively with primary lightning protection
Device, spare lightning protection device are connected, for detecting primary lightning protection device, the ground state of spare lightning protection device, temperature, tripping situation, institute
State lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection device tripping detection circuit output end respectively with single-chip microcontroller
It is connected, the single-chip microcontroller is connected with the first lightning protection device status signal output, the second lightning protection device status signal output
It connects.
A kind of active power lightning protection Duplicate protective box above-mentioned, the Intelligent lightning protection device observation circuit plate, further include with
The serial communication circuit that single-chip microcontroller is connected, the single-chip microcontroller are connected by serial communication circuit with backstage.
The utility model has the following beneficial effects: the active power lightning protection Duplicate protective box of the utility model, has following
Advantage,
(1) lightning protection box can not power in the state of unearthed, use safer；
(2) when have temperature it is excessively high in the case where can actively cut off lightning protection device circuit, avoid the generation of fire；
(3) in the case where lightning protection device deterioration tripping, it can be actively switched to spare lightning protection device, it is right before client's replacement
Connected electrical equipment is protected, and is reduced because lightning protection device damages bring secondary damage.
Detailed description of the invention
Fig. 1 is the system block diagram of the active power lightning protection Duplicate protective box of the utility model.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, the active power lightning protection Duplicate protective box of the utility model, including the control of primary back-up protection device
It is device 1, standby backup protector controller 2, Intelligent lightning protection device observation circuit plate 5, primary lightning protection device 6, spare lightning protection device 7, primary
Back-up protection device 8 and standby backup protector 9,
The primary back-up protection device controller 1, standby backup protector controller 2 are separately mounted to primary back-up protection
On device 8, standby backup protector 9, the primary back-up protection device controller 1, standby backup protector controller 2 respectively with intelligence
The first lightning protection device status signal output 3, the second lightning protection device status signal output 4 of energy lightning protection device observation circuit plate 5
It is connected, the Intelligent lightning protection device observation circuit plate 5 is also protected by primary lightning protection device 6, spare lightning protection device 7 and primary standby respectively
Shield device 8, standby backup protector 9 signal output end be connected,
The primary back-up protection device 8, standby backup protector 9 signal input part be connected to by current transformer
On power supply buses.
Preferably, the primary back-up protection device 8, the movable contact of standby backup protector 9 and stationary contact are all made of resistance to height
The tungsten-copper alloy coil of temperature is made with 10 flat red copper enameled wires around 1.5 circles, so that back-up protection device 8, spare will be used by realizing
The short circuit breaking capacity of back-up protection device 9 is designed into 6KA, and the work in each wire of power supply buses is acquired by current transformer
Frequency electric current, when power current is greater than the set value, corresponding primary back-up protection device 8, standby backup protector 9 are disconnected, with biography
The back-up protection device of system, which is compared, two big advantages: one, because of discharge loop very close to each other, residual voltage value has apparent drop
It is low；Two, bigger to the disjunction alternative of the drop-away current of power frequency, user can know that in advance product has deteriorated, experiment
Prove that leakage current primary lightning protection device 6, spare lightning protection device 7 when 20mA will thread off quickly.
Preferably, the primary back-up protection device controller 1, standby backup protector controller 2, in primary lightning protection
When device 6, spare lightning protection device 7 break down, corresponding primary back-up protection device 8 is controlled, standby backup protector 9 actively move
Make.
Preferably, the Intelligent lightning protection device observation circuit plate 5, further include single-chip microcontroller, lightning protection device ground state detection circuit,
Temperature sensing circuit, lightning protection device tripping detection circuit, the lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection
Device thread off detection circuit be two-way, input terminal be connected respectively with primary lightning protection device 6, spare lightning protection device 7, for detecting
Primary lightning protection device 6, the ground state of spare lightning protection device 7, temperature, tripping situation, the lightning protection device ground state detection circuit, temperature
Spend detection circuit, the output end of lightning protection device tripping detection circuit is connected with single-chip microcontroller respectively, the single-chip microcontroller and the first lightning protection
Device status signal output 3, the second lightning protection device status signal output 4 are connected.
Preferably, the Intelligent lightning protection device observation circuit plate 5, further includes the serial communication circuit being connected with single-chip microcontroller,
The single-chip microcontroller is connected by serial communication circuit with backstage, realizes remote back-office monitoring, primary lightning protection device 6, spare lightning protection
The state of device 7.
The active power lightning protection Duplicate protective box of the utility model, working principle are as follows:
(1) in primary lightning protection device 6, the unearthed situation of spare lightning protection device 7, Intelligent lightning protection device observation circuit plate 5 is controlled
First lightning protection device status signal output 3, the second lightning protection device status signal output 4 export sub-gate signal, so that corresponding
Primary back-up protection device 8, standby backup protector 9 can not close a floodgate, use safer；
(2), when primary lightning protection device 6,7 grounding connection of spare lightning protection device are good, Intelligent lightning protection device observation circuit plate 5 is controlled
First lightning protection device status signal output 3 exports switching signal, so that primary back-up protection device 8 closes a floodgate；Control the second lightning protection
Device status signal output 4 exports sub-gate signal, so that 9 separating brake of standby backup protector, primary lightning protection device 6 is worked normally；
(3), when the temperature of primary lightning protection device 6 is more than setting value or appearance tripping situation, Intelligent lightning protection device observation circuit
Control the first lightning protection device status signal output of plate 53 exports sub-gate signal, so that primary 8 separating brake of back-up protection device；Control the
Two lightning protection device status signal output 4 export switching signal, so that standby backup protector 9 closes a floodgate, enable spare lightning protection device 7
Work；
(4), when the temperature of spare lightning protection device 7 is more than setting value or appearance tripping situation, Intelligent lightning protection device observation circuit
Control the second lightning protection device status signal output of plate 54 exports sub-gate signal, so that 9 separating brake of standby backup protector, it is proposed that more
Change owner dynamic formula power lightning protection Duplicate protective box；
(5) Intelligent lightning protection device observation circuit plate 5 can be realized the temperature of detection lightning protection device, number of lightning strokes, ground state, open
Guan Liang, 485 serial communication forms and background terminal carry out data interaction.
In conclusion the active power lightning protection Duplicate protective box of the utility model, has the following advantages that,
(1) lightning protection box can not power in the state of unearthed, use safer；
(2) when have temperature it is excessively high in the case where can actively cut off lightning protection device circuit, avoid the generation of fire；
(3) in the case where lightning protection device deterioration tripping, it can be actively switched to spare lightning protection device, it is right before client's replacement
Connected electrical equipment is protected, and is reduced because lightning protection device damages bring secondary damage.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of active power lightning protection Duplicate protective box, it is characterised in that: including primary back-up protection device controller (1), standby
With back-up protection device controller (2), Intelligent lightning protection device observation circuit plate (5), primary lightning protection device (6), spare lightning protection device (7), master
With back-up protection device (8) and standby backup protector (9),
The primary back-up protection device controller (1), standby backup protector controller (2) are separately mounted to primary back-up protection
On device (8), standby backup protector (9), the primary back-up protection device controller (1), standby backup protector controller (2)
Believe respectively with the first lightning protection device status signal output (3) of Intelligent lightning protection device observation circuit plate (5), the second lightning protection device state
Number output terminal (4) is connected, and the Intelligent lightning protection device observation circuit plate (5) is also respectively by primary lightning protection device (6), spare anti-
Thunder device (7) is connected with the signal output end of primary back-up protection device (8), standby backup protector (9),
The primary back-up protection device (8), standby backup protector (9) signal input part be connected to by current transformer
On power supply buses.
2. a kind of active power lightning protection Duplicate protective box according to claim 1, it is characterised in that: the primary standby
Protector (8), the movable contact of standby backup protector (9) and stationary contact are all made of tungsten-copper alloy coil resistant to high temperature with 10 flat purples
Copper enameled wire is made around 1.5 circles.
3. a kind of active power lightning protection Duplicate protective box according to claim 1, it is characterised in that: the primary standby
Protector controller (1), standby backup protector controller (2), for occurring in primary lightning protection device (6), spare lightning protection device (7)
When failure, corresponding primary back-up protection device (8) is controlled, standby backup protector (9) carries out positive action.
4. a kind of active power lightning protection Duplicate protective box according to claim 1, it is characterised in that: the intelligent lightning protecting
Device observation circuit plate (5) further includes single-chip microcontroller, lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection device tripping inspection
Slowdown monitoring circuit, the lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection device tripping detection circuit are two-way,
Input terminal be connected respectively with primary lightning protection device (6), spare lightning protection device (7), for detecting primary lightning protection device (6), spare anti-
The ground state of thunder device (7), temperature, tripping situation, the lightning protection device ground state detection circuit, temperature sensing circuit, lightning protection
The output end of device tripping detection circuit is connected with single-chip microcontroller respectively, the single-chip microcontroller and the first lightning protection device status signal output
Sub (3), the second lightning protection device status signal output (4) are connected.
5. a kind of active power lightning protection Duplicate protective box according to claim 4, it is characterised in that: the intelligent lightning protecting
Device observation circuit plate (5), further includes the serial communication circuit being connected with single-chip microcontroller, and the single-chip microcontroller passes through serial communication circuit
Be connected from the background.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820869968.1U CN208209520U (en) | 2018-06-06 | 2018-06-06 | A kind of active power lightning protection Duplicate protective box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820869968.1U CN208209520U (en) | 2018-06-06 | 2018-06-06 | A kind of active power lightning protection Duplicate protective box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208209520U true CN208209520U (en) | 2018-12-07 |
Family
ID=64496476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820869968.1U Active CN208209520U (en) | 2018-06-06 | 2018-06-06 | A kind of active power lightning protection Duplicate protective box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208209520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539726A (en) * | 2018-06-06 | 2018-09-14 | 浙江雷拓电气有限公司 | A kind of active power lightning protection Duplicate protective box |
| CN113824103A (en) * | 2021-11-22 | 2021-12-21 | 山东中呈防雷科技有限公司 | Automatic alarm device for lightning protection |
-
2018
- 2018-06-06 CN CN201820869968.1U patent/CN208209520U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539726A (en) * | 2018-06-06 | 2018-09-14 | 浙江雷拓电气有限公司 | A kind of active power lightning protection Duplicate protective box |
| CN113824103A (en) * | 2021-11-22 | 2021-12-21 | 山东中呈防雷科技有限公司 | Automatic alarm device for lightning protection |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210315 Address after: 325603 Dagang village, beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: SHANGHAI LEEYEE ELECTRIC Co.,Ltd. Address before: 325603 No.1 Xingye Road, Dagang village, beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG LEITUO ELECTRIC Co.,Ltd. |