CN203643532U - Novel lightning-protection detection system - Google Patents

Novel lightning-protection detection system Download PDF

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Publication number
CN203643532U
CN203643532U CN201320839095.7U CN201320839095U CN203643532U CN 203643532 U CN203643532 U CN 203643532U CN 201320839095 U CN201320839095 U CN 201320839095U CN 203643532 U CN203643532 U CN 203643532U
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lightning
intelligent
protection
spd
monitoring host
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Expired - Lifetime
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CN201320839095.7U
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Chinese (zh)
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孙巍巍
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Abstract

The utility model belongs to the lightning-protection field, and is mainly applied to intelligent detection of a building lightning-protection system. A novel lightning-protection detection system comprises an intelligent direct lightning flash detector, an intelligent SPD, an intelligent grounding resistance measuring instrument, a data acquisition terminal, a monitoring host, 485 buses and a network cable. The intelligent direct lightning flash detector is composed of a sensing box and a signal acquisition box, and the sensing box is connected with the signal acquisition box. The signal acquisition box, the intelligent grounding resistance measuring instrument and the intelligent SPD are all connected with the data acquisition terminal through the 485 buses, and then data is further transmitted to the monitoring host through the network cable. The network cable can be replaced by an optical fiber or a CAN bus, and corresponding signal conversion devices are needed. By adopting the novel lightning-protection detection system, all lightning-protection devices are monitored and managed uniformly, only one monitoring host is needed to grasp the working state of the whole lightning-protection system, and a powerful guarantee is provided for reliable lightening protection of a building, effective maintenance by workers and highly-efficient management.

Description

A kind of Novel lightning-proof detection system
Technical field
The utility model belongs to lightning protection field, is mainly used in the Intelligent Measurement of building lightning protection system.
Background technology
There is no so far equipment and method and can change natural weather phenomenon to stop the generation of thunder and lightning, thunder and lightning is all dangerous to people, buildings itself, its internal objects, equipment and service facility near hitting buildings or buildings, therefore must consider to take lightning protection measures.Complete lightning protection measures comprises direct lightning strike protection and Lightning Electromagnetic Pulse protection; direct lightning strike safeguard procedures comprise arrester is installed, downlead be installed, lay earthing device, spacing distance be set, equipotential connects, Lightning Electromagnetic Pulse safeguard procedures comprise installs Surge Protector (SPD), space and cable shielding, reasonable line arrangement, equipotential connection etc.Consider above integrated lightning protection measure, need concrete device and the equipment installed to have arrester, earthing device and SPD, other are a kind of measure.
Arrester is to be a kind ofly positioned on building roof for connecing the metal parts of sudden strain of a muscle, and the lightning of accepting will be released into the earth through earthing device by downlead.Arrester connects the situation of sudden strain of a muscle, can reflect local thunderbolt situation, and such data can help designer to design more applicable lightning protection measures.Therefore direct lightning strike detects taking appropriate lightning protection measures helpful.
Safe and reliable earthed system, the generation tool of the safe operation to the system such as infosystem, electric power and Accident prevention is of great significance, and the quality of earthed system is directly connected to the normal work of electrical equipment and personal safety.But due to earthed system, affected by various factors larger, as couple corrosion, mechanical wound, grounding body environmental change etc., may cause grounding resistance to change greatly.If grounding resistance is excessive, equipment and personal safety, the normal operation of equipment are brought to potential safety hazard.Therefore to earthed system, measurement is very necessary in real time.
SPD is the Primary Component of thunder and lightning and overvoltage protection system; but it is the device of a kind of " sacrifice oneself, protect others ", when SPD suffers lightning surge electric current or uses for a long time; must occur the states such as aging, deteriorated and damage, the quality of its state directly affects its protection effect.But due to purposes and the principle of work itself of SPD, it is a global problem that aging, the deterioration state of SPD detect always, so be that domestic or external SPD can only carry out Failure Alarm.This has just produced a problem, only has a difficult problem for the various state-detection that solved SPD, could improve veritably the use safety of subscriber equipment.Current SPD can only rely on the artificial inefficacy to site inspection equipment to show; thereby whether judgment device needs to change safeguard; but for units such as picture electric power, communication, railway, civil aviatons; it needs the equipment of lightning surge and overvoltage protection to have the advantages that requirement is high, distribution is wide, website is many, position is inclined to one side; accomplish that the scene that allows maintainer arrive every Surge Protector checks; very difficult, cost is high.This has just produced a problem again, only has and realizes the intelligent system of concentrating remote monitoring, just can know timely the duty of on-the-spot each SPD, thereby reduce greatly service equipment maintenance cost.
If above three problems are solved simultaneously, form a novel intelligent lightning-protection system, will improve greatly so the safety coefficient of lightning surge and overvoltage protection system, can be country and reduce the property loss that Lightning Disaster causes, for all trades and professions reduce maintenance cost, there is huge social and economic benefits simultaneously.
Summary of the invention
In order effectively to solve the above prior-art problems, the utility model proposes a kind of Novel lightning-proof detection system, integration management buildings arrester, earthing device and SPD, form comprehensive intelligent lightning protecting detection system.
The technical solution of the utility model is that a kind of Novel lightning-proof detection system, comprises intelligent direct lightning strike detector, intelligent SPD, smart grounding resistance measuring instrument, data collection station, monitoring host computer, 485 buses, netting twine.Described intelligent direct lightning strike detector is made up of sensing box and signals collecting case, and sensing box is connected with signals collecting case; Described signals collecting case, smart grounding resistance measuring instrument, intelligent SPD are all connected with data collection station by 485 buses, then are sent to monitoring host computer by netting twine; Described netting twine also can be replaced by optical fiber, CAN bus, needs to increase corresponding signal conversion equipment.
Intelligent direct lightning strike detector described in the utility model can be detected and be flow through arrester lightning current by sensing box, by data line by communication to signals collecting case, and its size of analytical calculation, waveform, duration, peak value, frequency and energy, again by the mode of 485 buses or wireless transmission, these data and figure are sent to monitoring host computer or user mobile phone, thereby for user accumulates data, the local thunderbolt situation of convenient understanding.
Smart grounding resistance measuring instrument described in the utility model is installed in the loop of the existing earthing device of buildings, can detect loop stake resistance, and pass through 485 bus transfer to monitoring host computer, thereby allow user can understand in real time the variation of earth mat resistance, once exceed dangerous threshold value, can manage in time to fall resistance.
Intelligent SPD described in the utility model is different from common SPD; the built-in detection module of described intelligent SPD; can detect the duty of lightning protection component in each lightning-protection module; and be sent to monitoring host computer by 485 buses, thus realize the real-time monitoring to each SPD, understand SPD deterioration condition; predict in advance its serviceable life; before the life-span exceedes early warning value, safeguard or change, ensureing the continuity of lightning surge and overvoltage protection, greatly saving maintenance cost.
Each lightning protection device is carried out unified monitoring management by Novel lightning-proof supervisory system described in the utility model, only need a monitoring host computer, can grasp the duty of whole lightning-protection system, for the reliable lightning protection of buildings, personnel effectively safeguard, efficiently management provides the barrier of trying hard to keep.
Brief description of the drawings
Fig. 1 is the utility model ingredient and principle of work schematic diagram.
Fig. 2 is the simple embodiment of the utility model as an example of simple buildings example.
Wherein: 0-buildings, 1-arrester, 2-downlead, 3-earthing device, 4-intelligence direct lightning strike detector, 5-sensing box, 6-signals collecting case, 7-intelligence SPD, 8-smart grounding resistance measuring instrument, 9-data collection station, 10-monitoring host computer, 11-485 bus, 12-netting twine, 13-overlapped points.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the each ingredient of the utility model and fundamental diagram, the grounding resistance that the direct lightning strike current information that data collection station 9 can detect intelligent direct lightning strike detector 4 by 485 buses 11, the duty of intelligent SPD7, smart grounding resistance measurement 8 instrument are measured gathers, replace according to applied environment available fiber or CAN bus by netting twine 12(again, need to increase corresponding signal conversion equipment) transfer to monitoring host computer 10, form complete lightning protection detection system.
Fig. 2 is the simple embodiment of the utility model as an example of simple buildings example.In figure, buildings 0 has done direct lightning strike protection for arrester 1, downlead 2, earthing device 4(being installed) common building thing, overlapped points 13 is downlead 2 and the junction of earthing device 4.It is upper that Fig. 2 is described in this existing building 0 basis, uses Novel Lightning detection system described in the utility model.Sensing box 5 is installed on arrester 1, connect signals collecting case 6 by data line, form intelligent direct lightning strike detector 4, wherein signals collecting case 6 is connected with data collection station 9 by 485 buses 11, or by the mode of wireless transmission, signal is reached to monitoring host computer 10; Intelligence SPD7 is arranged in each floor panel box, is connected with data collection station 9 by 485 buses 11; Smart grounding resistance measuring instrument 8 is connected in certain loop of earthing device 3, is connected with data collection station 9 by 485 buses 11.Data collection station 9 can be connected by netting twine 12 with monitoring host computer 10, and netting twine 12 can replace to CAN bus or optical fiber according to the difference of environment for use.
Described data collection station 9 is collected, gathers and processed the information of intelligent direct lightning strike detector 4, intelligent SPD7, smart grounding resistance measuring instrument 8 by 485 buses 11, and by netting twine 12(Ethernet) or CAN bus, optical fiber data are passed to monitoring host computer 10.
The i.e. computing machine of described monitoring host computer 10, is furnished with the auxiliary devices such as switch, database, printer, and user can pass through monitoring host computer 10, the information of real-time query intelligence direct lightning strike detector 4, intelligent SPD7, smart grounding resistance measuring instrument 8.
Utilize the technical solution of the utility model, reach corresponding technique effect, or in the technical scheme equivalents not departing under design philosophy of the present utility model, all within protection domain of the present utility model.

Claims (2)

1. a Novel lightning-proof detection system, is characterized in that: a kind of Novel lightning-proof detection system, comprises intelligent direct lightning strike detector, intelligent SPD, smart grounding resistance measuring instrument, data collection station, monitoring host computer, 485 buses, netting twine; Described intelligent direct lightning strike detector is made up of sensing box and signals collecting case, and sensing box is connected through data line with signals collecting case; Described signals collecting case, smart grounding resistance measuring instrument, intelligent SPD are all connected with data collection station by 485 buses, then are sent to monitoring host computer by netting twine; Described netting twine also can be replaced by optical fiber, CAN bus, needs to increase corresponding signal conversion equipment; Described signals collecting case can be realized Wireless Data Transmission.
2. a kind of Novel lightning-proof detection system according to claim 1, is characterized in that: the built-in detection module of intelligent SPD, can detect the duty of self each lightning-protection module.
CN201320839095.7U 2013-12-19 2013-12-19 Novel lightning-protection detection system Expired - Lifetime CN203643532U (en)

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CN201320839095.7U CN203643532U (en) 2013-12-19 2013-12-19 Novel lightning-protection detection system

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104407574A (en) * 2014-10-15 2015-03-11 上海建安化工设计有限公司 Lightning protection and safety monitoring integrated system used for chemical device
CN104502725A (en) * 2014-11-21 2015-04-08 国家电网公司 Grounding resistance measurement instrument terminal data acquisition system and method
CN104502766A (en) * 2014-12-26 2015-04-08 广东立信防雷科技有限公司 Comprehensive lightning protection monitoring system
CN104730358A (en) * 2013-12-19 2015-06-24 孙巍巍 Novel lightning-protection detection system
CN105388376A (en) * 2015-11-06 2016-03-09 中国科学院工程热物理研究所 Anti-lightning-stroke performance testing system and method of horizontal-shaft wind turbine blade
CN107430163A (en) * 2015-02-27 2017-12-01 阿里安格如普公司 Control lightning-protection system
CN112161655A (en) * 2020-09-25 2021-01-01 上海市避雷装置检测站工程部 Lightning rod state detection method and device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104730358A (en) * 2013-12-19 2015-06-24 孙巍巍 Novel lightning-protection detection system
CN104730358B (en) * 2013-12-19 2018-02-13 孙巍巍 A kind of Novel lightning-proof detecting system
CN104407574A (en) * 2014-10-15 2015-03-11 上海建安化工设计有限公司 Lightning protection and safety monitoring integrated system used for chemical device
CN104502725A (en) * 2014-11-21 2015-04-08 国家电网公司 Grounding resistance measurement instrument terminal data acquisition system and method
CN104502766A (en) * 2014-12-26 2015-04-08 广东立信防雷科技有限公司 Comprehensive lightning protection monitoring system
CN107430163A (en) * 2015-02-27 2017-12-01 阿里安格如普公司 Control lightning-protection system
CN105388376A (en) * 2015-11-06 2016-03-09 中国科学院工程热物理研究所 Anti-lightning-stroke performance testing system and method of horizontal-shaft wind turbine blade
CN105388376B (en) * 2015-11-06 2018-07-06 中国科学院工程热物理研究所 A kind of Blades For Horizontal Axis Wind anti-lightning Performance Test System and method
CN112161655A (en) * 2020-09-25 2021-01-01 上海市避雷装置检测站工程部 Lightning rod state detection method and device

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Tianjin city Weitaining Electronic Technology Co.,Ltd.

Assignor: Sun Weiwei

Contract record no.: 2015120000036

Denomination of utility model: Novel lightning-protection detection system

Granted publication date: 20140611

License type: Exclusive License

Record date: 20150713

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
EC01 Cancellation of recordation of patent licensing contract

Assignee: Tianjin city Weitaining Electronic Technology Co.,Ltd.

Assignor: Sun Weiwei

Contract record no.: 2015120000036

Date of cancellation: 20160518

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
CX01 Expiry of patent term

Granted publication date: 20140611

CX01 Expiry of patent term