CN209675931U - A kind of railway substation integrated lightning protection screen - Google Patents
A kind of railway substation integrated lightning protection screen Download PDFInfo
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- CN209675931U CN209675931U CN201920744467.5U CN201920744467U CN209675931U CN 209675931 U CN209675931 U CN 209675931U CN 201920744467 U CN201920744467 U CN 201920744467U CN 209675931 U CN209675931 U CN 209675931U
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Abstract
The utility model provides a kind of railway substation integrated lightning protection screen, comprising: the devices such as intelligent lightning on-Line Monitor Device, SPD back-up protection device, Surge Protector SPD, thunder and lightning detection unit, temperature sensor, leakage current sensor, lightning induction sensor, the anti-counterattack protective device of ground potential, fire-smothering gear, connecting terminal and axial flow blower；The utility model is suitable for Surge Protector (SPD) centralized arrangement of railway substation electrical secondary system, Centralized Monitoring; it can solve limited space when SPD dispersion is installed on each existing system, SPD is routed lack of standardization, the inconvenient monitoring of operating status, because of SPD deterioration failure; and then the problems such as generating short circuit, fire etc. is caused to influence protected device operation.
Description
Technical field
The invention belongs to the designs and application of electrical lightning protection field more particularly to railway substation integrated lightning protection screen.
Background technique
Railway substation integrated lightning protection screen for solution in the invasion of secondary device overcurrent proof and the concentration lightning protection that provides solve
Scheme.The electric substation of electric railway at present is provided with lightning rod and protects as direct lightning strike, but the partial circuit of electrical secondary system is also
It is possible that by lightning current intrusion and keep equipment impaired, to prevent forceful electric power intrusion effect electrical secondary system, it is necessary to reinforce secondary system
The carrying out surge protection grade of system.After carrying out surge protection grade improves, SPD installation and wiring are led to the problem of.Traction substation is comprehensive anti-
Thunder screen can solve limited space when SPD dispersion is installed on existing each system, lack of standardization, the inconvenient monitoring of operating status of SPD wiring etc.
Problem.SPD centralized arrangement and monitoring can be achieved in railway substation integrated lightning protection screen, and the surge grasped in railway substation comprehensively is anti-
Protect equipment operation condition.
Summary of the invention
The purpose of this utility model is that: the problem of being directed to existing engineer application proposes a kind of railway substation
Integrated lightning protection screen, suitable for Surge Protector (SPD) centralized arrangement of railway substation electrical secondary system, Centralized Monitoring.Facilitate iron
The surge protection of road Secondary Circuit of Substation is engineered or new projects implement.
To achieve the goals above, the technical solution of the present invention is as follows: a kind of railway substation integrated lightning protection screen, including surge
Protective device and intelligent lightning on-Line Monitor Device；
The surge protection device includes: SPD back-up protection device, Surge Protector SPD, thunder and lightning detection unit, temperature biography
The anti-counterattack protective device of sensor, leakage current sensor, lightning induction sensor, ground potential, fire-smothering gear, left side terminals
Son, right side terminals and axial flow blower are drawn by protective cable from the sub- access system of left side terminals from right side terminals
Access electrical secondary system, by protective cable in railway substation integrated lightning protection screen by SPD back-up protection device, Surge Protector,
Protecting field is accessed after leakage current sensor, lightning induction sensor, the anti-counterattack of ground potential is equipped between protecting field and signal ground
Protective device；Thunder and lightning detection unit is connected with the fire-smothering gear and the axial flow blower respectively by controlling cable；
The intelligent lightning on-Line Monitor Device includes: SPD back-up protection device, Surge Protector SPD, thunder and lightning detection list
Member, temperature sensor, leakage current sensor, lightning induction sensor, left side terminals and right side terminals, the thunder and lightning
Detection unit acquires the temperature sensor, leakage current sensor, the electric quantity signal of lightning induction sensor and the SPD standby
The status signal of protector, Surge Protector, and give data transmission collected to intelligent lightning on-Line Monitor Device.
Further, intelligent lightning on-Line Monitor Device has system configuration module, can obtain thunder and lightning detection unit
Real time data, warning message are shown, history alarm logging is inquired, and according to configuration information, when the temperature is excessively high, control gas goes out
The starting of fiery device and axial flow blower.
Further, intelligent lightning on-Line Monitor Device further includes LCD display unit, communication interface unit, and by with
Too network interface and station level communicate.
Further, thunder and lightning detection unit is connected by communication cable with the intelligent lightning on-Line Monitor Device.
Further, thunder and lightning detection unit further includes LED indication unit, buzzer warning unit and communication interface unit.
Further, using using RS485 universal serial bus between intelligent lightning on-Line Monitor Device and thunder and lightning detection unit
Communication.
Further, SPD back-up protection device is in Surge Protector short-circuit failure, it is ensured that the normal work of major loop.
Further, lightning-protecting screen internal wiring uses Kevin's mode of connection, it is ensured that in Surge Protector and protected device point
From in the case where, guarantee lightning protection effect.
Further, the electricity of thunder and lightning detection unit temperature collection sensor, leakage current sensor, lightning induction sensor
The status signal of signal and SPD back-up protection device, Surge Protector sends related data to intelligent lightning on-line monitoring dress
It sets, and receives the configuration-direct of intelligent lightning on-Line Monitor Device, decide whether to enable fire-smothering gear and axial flow blower.
Further, when lightning stroke cause Surge Protector deterioration, damage, temperature increase, when having fire hazard, in order to prevent
Fault spread starts axial flow blower, cools down when the temperature that thunder and lightning detection unit detects reaches setting value 1.Work as axis
After flow fan starting, temperature when temperature continues to rise to setting value 2, stops axial flow blower and starts gas and go out there is no reducing
Fiery device.
This railway substation integrated lightning protection screen carries out subregion arrangement according to different guard systems, shields interior setting ground potential counnter attack
Protective device is hit, can ensure that ground potential is in a basic balance when being struck by lightning generation, protective device will not be damaged because earthing potential is struck back
It is bad, prevent lightning stroke from influencing the normal operation of protective device.
Compared with the prior art, a kind of railway substation integrated lightning protection screen provided by the utility model has the advantage that
1, unification system configuration module: is carried out to railway substation integrated lightning protection screen by intelligent lightning on-Line Monitor Device
Configuration management reduces a possibility that accident occurs；
2, real-time data acquisition alarm module: thunder and lightning detection unit obtains the relevant information of each element in real time, different when finding
It when normal situation, alarms immediately, starts emergency plan；
3, historical record: intelligent lightning on-Line Monitor Device can recorde position and the time of fault alarm generation, and mention
It is inquired for history alarm logging, is convenient for analysis on accident cause.
4, communicate with station level: there is intelligent lightning on-Line Monitor Device Ethernet interface can communicate with station level.
5, multilayer is protected: having SPD back-up protection device, when Surge Protector short-circuit failure, it can be ensured that major loop
It works normally.
Detailed description of the invention
Fig. 1 is the structural block diagram of the railway substation integrated lightning protection screen of the utility model.
Wherein: 1 is intelligent lightning on-Line Monitor Device, and 2 be SPD back-up protection device, and 3 be Surge Protector SPD, and 4 be thunder
Electro-detection unit, 5 be temperature sensor, and 6 be leakage current sensor, and 7 be lightning induction sensor, and 8 be that the anti-counterattack of ground potential is protected
Protection unit, 9 be fire-smothering gear, and 10 be left side terminals, and 11 be right side terminals, and 12 be axial flow blower.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of structural block diagram of railway substation integrated lightning protection screen, including surge protection device and Intelligent Mine
Electric on-Line Monitor Device；Surge protection device includes: SPD back-up protection device, Surge Protector SPD, thunder and lightning detection unit, temperature
The anti-counterattack protective device of sensor, leakage current sensor, lightning induction sensor, ground potential, fire-smothering gear, left side wiring
Terminal, right side terminals and axial flow blower；By protective cable from the sub- access system of left side terminals, draw from right side terminals
Electrical secondary system is accessed out, and SPD back-up protection device, surge protection are passed through in railway substation integrated lightning protection screen by protective cable
Protecting field is accessed after device, leakage current sensor, lightning induction sensor, ground potential counnter attack is equipped between protecting field and signal ground
Hit protective device；Thunder and lightning detection unit is connected with the fire-smothering gear and the axial flow blower respectively by controlling cable
It connects；
Intelligent lightning on-Line Monitor Device includes: SPD back-up protection device, Surge Protector SPD, thunder and lightning detection unit, temperature
Spend sensor, leakage current sensor, lightning induction sensor, left side terminals and right side terminals；Thunder and lightning detection unit
Acquire the temperature sensor, leakage current sensor, the electric quantity signal of lightning induction sensor and the SPD back-up protection device,
The status signal of Surge Protector, and give data transmission collected to intelligent lightning on-Line Monitor Device, and receive Intelligent Mine
The configuration-direct of electric on-Line Monitor Device decides whether to enable fire-smothering gear and axial flow blower.Thunder and lightning detection unit passes through
Communication cable is connected with intelligent lightning on-Line Monitor Device.
Intelligent lightning on-Line Monitor Device has system configuration module, obtains real time data, the alarm of thunder and lightning detection unit
Information is shown, history alarm logging is inquired, and controls fire-smothering gear and axis stream when the temperature is excessively high according to configuration information
The starting of blower.
Wherein: intelligent lightning on-Line Monitor Device further includes LCD display unit, communication interface unit, and passes through Ethernet
Interface and station level communicate.
Thunder and lightning detection unit further includes LED indication unit, buzzer warning unit and communication interface unit.
Using using RS485 serial bus communication between intelligent lightning on-Line Monitor Device and thunder and lightning detection unit.
SPD back-up protection device is in Surge Protector short-circuit failure, it is ensured that the normal work of major loop.
Lightning-protecting screen internal wiring uses Kevin's mode of connection, it is ensured that the case where Surge Protector is separated with protected device
Under, guarantee lightning protection effect.Lightning-protecting screen front panel is equipped with liquid crystal display.
When lightning stroke causes Surge Protector deterioration, damage, temperature to increase, when having fire hazard, fault spread in order to prevent
Change, when the temperature that thunder and lightning detection unit detects reaches setting value 1, starts axial flow blower, cool down.When axial flow blower opens
After dynamic, temperature when temperature continues to rise to setting value 2, stops axial flow blower and starts fire-smothering gear there is no reducing.
This railway substation integrated lightning protection screen carries out subregion arrangement according to different guard systems, shields interior setting ground potential counnter attack
Protective device is hit, can ensure that ground potential is in a basic balance when being struck by lightning generation, protective device will not be damaged because earthing potential is struck back
It is bad, prevent lightning stroke from influencing the normal operation of protective device.
The above examples only illustrate the technical idea of the present invention, and this does not limit the scope of protection of the present invention, all
According to the technical idea provided by the invention, any changes made on the basis of the technical scheme each falls within the scope of the present invention
Within；The technology that the present invention is not directed to can be realized by the prior art.
Claims (9)
1. a kind of railway substation integrated lightning protection screen, it is characterised in that: monitored on-line including surge protection device and intelligent lightning
Device (1)；
The surge protection device includes: SPD back-up protection device (2), Surge Protector (3), thunder and lightning detection unit (4), temperature
The anti-counterattack protective device (8) of sensor (5), leakage current sensor (6), lightning induction sensor (7), ground potential, extinction using gas
Device (9), left side terminals (10), right side terminals (11) and axial flow blower (12), by protective cable from left side wiring
Terminal (10) access system draws access electrical secondary system from right side terminals (11), comprehensive in railway substation by protective cable
It closes and passes through SPD back-up protection device (2), Surge Protector (3), leakage current sensor (6), lightning induction sensor in lightning-protecting screen
(7) protecting field is accessed afterwards, and the anti-counterattack protective device (8) of ground potential is equipped between protecting field and signal ground；Thunder and lightning detection unit
(4) it is connected respectively with the fire-smothering gear (9) and the axial flow blower (12) by controlling cable；
The intelligent lightning on-Line Monitor Device (1) includes: SPD back-up protection device (2), Surge Protector (3), thunder and lightning detection list
First (4), temperature sensor (5), leakage current sensor (6), lightning induction sensor (7) and left side terminals (10), right side
Connecting terminal (11), the thunder and lightning detection unit (4) acquire the temperature sensor (5), leakage current sensor (6), lightning stroke sense
The status signal of the electric quantity signal of inductive sensing device (7) and the SPD back-up protection device (2), Surge Protector (3), and will be adopted
The data transmission of collection gives intelligent lightning on-Line Monitor Device (1).
2. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: the intelligent lightning on-line monitoring
Device (1) has system configuration module, obtains the real time data of thunder and lightning detection unit (4), warning message is shown, history alarm note
Record inquiry, and the starting of fire-smothering gear (9) and axial flow blower (12) is controlled when the temperature is excessively high according to configuration information.
3. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: the intelligent lightning on-line monitoring
Device (1) further includes LCD display unit, communication interface unit.
4. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: the intelligent lightning on-line monitoring
Device (1) is communicated by Ethernet interface and station level.
5. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: the thunder and lightning detection unit (4)
It is connected by communication cable with the intelligent lightning on-Line Monitor Device (1).
6. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: the thunder and lightning detection unit (4)
It further include LED indication unit, buzzer warning unit and communication interface unit.
7. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: left side terminals
(10), right side terminals (11) are respectively in the two sides of the railway substation integrated lightning protection screen, prevent from doing between disengaging cable
It disturbs.
8. railway substation integrated lightning protection screen according to claim 5, it is characterised in that: the intelligent lightning on-line monitoring
Using using RS485 serial bus communication between device (1) and the thunder and lightning detection unit (4).
9. railway substation integrated lightning protection screen according to claim 1, it is characterised in that: lightning-protecting screen internal wiring uses Kevin
The mode of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744467.5U CN209675931U (en) | 2019-05-22 | 2019-05-22 | A kind of railway substation integrated lightning protection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744467.5U CN209675931U (en) | 2019-05-22 | 2019-05-22 | A kind of railway substation integrated lightning protection screen |
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| Publication Number | Publication Date |
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| CN209675931U true CN209675931U (en) | 2019-11-22 |
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| CN201920744467.5U Active CN209675931U (en) | 2019-05-22 | 2019-05-22 | A kind of railway substation integrated lightning protection screen |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564780A (en) * | 2020-06-16 | 2020-08-21 | 杭州锐石电子科技有限公司 | Electric wire netting monitor protector |
| CN113203901A (en) * | 2021-04-23 | 2021-08-03 | 中铁武汉勘察设计院有限公司 | Lightning protection monitoring system and method for railway substation |
| CN113280861A (en) * | 2021-05-27 | 2021-08-20 | 南京信息职业技术学院 | Real-time monitoring system for surge protector |
| CN113555861A (en) * | 2021-06-17 | 2021-10-26 | 中铁第四勘察设计院集团有限公司 | Lightning protection distribution box for railway communication machine room |
| CN114002548A (en) * | 2021-10-29 | 2022-02-01 | 沈阳铁路信号有限责任公司 | Lightning protection monitoring method and system with evaluation function |
| CN114649750A (en) * | 2022-04-06 | 2022-06-21 | 中国人民解放军陆军工程大学 | Lightning early warning protection system and method for field equipment |
-
2019
- 2019-05-22 CN CN201920744467.5U patent/CN209675931U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564780A (en) * | 2020-06-16 | 2020-08-21 | 杭州锐石电子科技有限公司 | Electric wire netting monitor protector |
| CN113203901A (en) * | 2021-04-23 | 2021-08-03 | 中铁武汉勘察设计院有限公司 | Lightning protection monitoring system and method for railway substation |
| CN113280861A (en) * | 2021-05-27 | 2021-08-20 | 南京信息职业技术学院 | Real-time monitoring system for surge protector |
| CN113555861A (en) * | 2021-06-17 | 2021-10-26 | 中铁第四勘察设计院集团有限公司 | Lightning protection distribution box for railway communication machine room |
| CN114002548A (en) * | 2021-10-29 | 2022-02-01 | 沈阳铁路信号有限责任公司 | Lightning protection monitoring method and system with evaluation function |
| CN114649750A (en) * | 2022-04-06 | 2022-06-21 | 中国人民解放军陆军工程大学 | Lightning early warning protection system and method for field equipment |
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