CN108414881A - A kind of detection method of thunderstorm electricity protective device - Google Patents
A kind of detection method of thunderstorm electricity protective device Download PDFInfo
- Publication number
- CN108414881A CN108414881A CN201810325239.4A CN201810325239A CN108414881A CN 108414881 A CN108414881 A CN 108414881A CN 201810325239 A CN201810325239 A CN 201810325239A CN 108414881 A CN108414881 A CN 108414881A
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- CN
- China
- Prior art keywords
- detecting step
- resistance value
- downlead
- resistivity
- protective device
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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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Abstract
The present invention discloses a kind of detection method of thunderstorm electricity protective device, including arrester detecting step, downlead detecting step, earthing or grounding means detecting step, equipotential link detecting step and surge protector detecting step；The earthing or grounding means detecting step and downlead detecting step include the detection of ground resistance comprising following steps：1. resistivity-measuring devices are placed on the downlead or earthing or grounding means of thunderstorm electricity protective device, then the host of resistance value receiving device is remotely to the safety area of thunderstorm electricity protective device, the ground resistance resistance value of thunderstorm electricity protective device is measured by resistivity-measuring devices；2. the ground resistance resistance value data conversion is in analog signal by resistivity-measuring devices; and analog signal is sent to by resistance value receiving device by Bluetooth communication system; 3. the controller of the front end assemblies can be sent when Whole Process completes DATA REASONING terminates measuring control signal to resistivity-measuring devices, control resistivity-measuring devices suspend or are completely switched off.
Description
Technical field
The present invention relates to detection fields, and in particular to be a kind of detection method of thunderstorm electricity protective device.
Background technology
With the rapid development of Chinese national economy, the extensive use of smart machine and electronic information is to lightning hazards
Prevention is more and more harsh, and the generation of Lightning Disaster is often caused to such place and its serious consequence, for Lightning Disaster is subtracted
Minimum level is arrived less, we must enhance lightning protection mitigation consciousness, and the safety detection of thunderstorm electricity protective device is especially worth us to pay attention to.
Modern building integrated lightning protection includes direct lightning strike, lightning induction, mine transmitting device protection three parts.It is a set of complete
Kind lightning protection facility, in order to realize its protection purpose to different damage to crops caused by thunder, it is necessary to take and connect sudden strain of a muscle, shunting, shielding, press, be grounded
Etc. technical measures.Therefore, building lightning protection facility should include arrester, downlead, earthing or grounding means, shielding, equipotential link, conjunction
The sport technique segments such as removing the work line, surge protection.
Detecting work should be according to the actual conditions and design drawing of construction of structures lightning protection measures, according to different lightning protection measures
Feature comprehensively, it is orderly carry out the work, while focusing on emphasis place, the detection work of the lightning protection security performance of keypoint part
Make, the actual state of actual response building Integrated Lightning protection System security performance.
The prior art is when carrying out lightning protection detection, since testing staff is typically necessary close to thunderstorm electricity protective device, so
There is also certain danger, in addition traditional detection method to be also required to testing staff and carry out real time data note for entire detection process
Record is trouble really, and the application by after carefully studying, outputing and having sent out this case then.
Invention content
The main purpose of the present invention is to provide a kind of detection method of thunderstorm electricity protective device, thunderstorm electricity protective device is being allowed
Test equipment is installed before work, being then turned on thunderstorm electricity protective device can be detected automatically later, to safety
Property height and the accurate feature of detection data.
In order to achieve the above objectives, solution of the invention is：
A kind of detection method of thunderstorm electricity protective device, wherein including arrester detecting step, downlead detecting step, connect
Ground device detecting step, equipotential link detecting step and surge protector detecting step；The earthing or grounding means detecting step
Include the detection of ground resistance with downlead detecting step comprising following steps：
1. resistivity-measuring devices are placed on the downlead or earthing or grounding means of thunderstorm electricity protective device, then resistance value is received
The host of equipment is remotely from the safety area of thunderstorm electricity protective device, and thunderstorm electricity protective device is measured by resistivity-measuring devices
Ground resistance resistance value；
2. the ground resistance resistance value data conversion is in analog signal by resistivity-measuring devices, and will by Bluetooth communication system
Analog signal is sent to resistance value receiving device, and the resistance value receiving device includes front end assemblies and at least one rear end group
Part, the front end assemblies have controller, the AD converter for converting analog signals into digital signal, for believing number
Number SRAM memory stored and for the historical data of SRAM memory and current data to be sent to aft-end assembly
4G wireless transmitter modules；At least one aft-end assembly includes 4G wireless receiving modules, display and DRAM memory,
The display will show that the 4G wireless receiving modules are by data receiver and are stored in DRAM storages in DRAM memory
In device；
3. the controller of the front end assemblies Whole Process complete DATA REASONING when can send terminate measuring control signal to
Resistivity-measuring devices, control resistivity-measuring devices suspend or are completely switched off.
Further, the downlead detecting step further includes following detecting step：
A1, the reinforcing bar interconnected using building metal structure and building are electrically perforation and no less than 10
The molecular natural downlead of column, the pillar as natural downlead includes being located in building surrounding and building；
The resistivity on surface layer is not less than 50k Ω m, or laying 5cm thickness bitumen layer or 15cm thickness within the scope of A2, downlead 3m
Gravel layer.
Further, the earthing or grounding means detecting step further includes following detecting step：
B1, the electrical perforation situation that two adjacently devices are measured with milliohmmeter, judge two adjacently device whether reach
It is required to common grounding system or independent grounding requirement, the milliohmmeter pair two that minimum current is 0.2A should be used adjacent when detection
Ground device measures, and such as measures resistance value and is not more than 1 Ω, is judged to electrically penetrating through, and such as measures resistance value and is more than 1 Ω, judgement is respective
For independent grounding.
With the above structure, the present invention relates to a kind of detection methods of thunderstorm electricity protective device, compared with prior art, until
It has the advantages that less：
One, resistance value receiving device is so left resistance measurement with placing by the present invention by the way that Bluetooth communication system is arranged
Equipment is slightly remote, and so first resistance value receiving device fills as resistance measurement equipment close to lightning protection without direct
Itself is set, so once the situations such as lightning stroke occur, can utmostly reduce the loss of test equipment, and since personnel are even more
Far away, so there is no accidentally injure to personnel；Second one-to-many work(may be implemented in the resistance value receiving device
Can, i.e., multiple resistivity-measuring devices realization short haul connection that a resistance value receiving device can simultaneously and nearby, to big
Improve measurement efficiency greatly；
Two, the present invention by resistance value receiving device by being arranged to a front end assemblies and at least one aft-end assembly, and one
Then its structure of the aft-end assembly may be implemented very simple, price accomplish it is minimum, it is real-time using 4G real-time performances after booting
Communication, at least one aft-end assembly is only the data in replication front end component, and aft-end assembly can be with relevant tester
Member configures one, realizes that each of test group can know measurement result, it is crucial that, any one rear end
The loss that will not all cause front end assemblies data is lost in the damage of component, it is ensured that the integrality of entire test data.
Description of the drawings
Fig. 1 is that the present invention relates to resistance value receptions in a kind of detection method of thunderstorm electricity protective device to set and set with resistance measurement
Communication schematic diagram between standby.
Fig. 2 is the structural schematic diagram inside resistance value receiving device.
Specific implementation mode
In order to further explain the technical solution of the present invention, being explained in detail the present invention below by specific embodiment
It states.
A kind of detection method of thunderstorm electricity protective device of the present invention, including the detection of arrester detecting step, downlead
Step, earthing or grounding means detecting step, equipotential link detecting step and surge protector detecting step.
As depicted in figs. 1 and 2, the earthing or grounding means detecting step and downlead detecting step include the inspection of ground resistance
It surveys comprising following steps：
1. resistivity-measuring devices are placed on the downlead or earthing or grounding means of thunderstorm electricity protective device, then resistance value is received
The host of equipment is remotely from the safety area of thunderstorm electricity protective device, and thunderstorm electricity protective device is measured by resistivity-measuring devices
Ground resistance resistance value；
2. the ground resistance resistance value data conversion is in analog signal by resistivity-measuring devices, and will by Bluetooth communication system
Analog signal is sent to resistance value receiving device；
The resistance value receiving device includes front end assemblies and at least one aft-end assembly, and the front end assemblies have control
Device, the AD converter for converting analog signals into digital signal, the SRAM memory for being stored to digital signal
And the 4G wireless transmitter modules for the historical data of SRAM memory and current data to be sent to aft-end assembly；It is described extremely
A few aft-end assembly includes 4G wireless receiving modules, display and DRAM memory, and the display is by DRAM memory
In show, the 4G wireless receiving modules are by data receiver and are stored in DRAM memory；
3. the controller of the front end assemblies Whole Process complete DATA REASONING when can send terminate measuring control signal to
Resistivity-measuring devices, control resistivity-measuring devices suspend or are completely switched off.
In this way, resistance value receiving device by the way that Bluetooth communication system is arranged, is so left resistance with placing and surveyed by the present invention
It is slightly remote to measure equipment, so first resistance value receiving device is not necessarily to directly as resistance measurement equipment close to lightning protection
Device itself can utmostly reduce the loss of test equipment, and more due to personnel so once the situations such as lightning stroke occur
It is far away, so there is no accidentally injure to personnel；Second the resistance value receiving device may be implemented one-to-many
Function, i.e., multiple resistivity-measuring devices realization short haul connection that a resistance value receiving device can simultaneously and nearby, to
Substantially increase measurement efficiency.
In addition, the present invention is by resistance value receiving device by being arranged to a front end assemblies and at least one aft-end assembly,
First its structure of the aft-end assembly may be implemented very simple, price accomplish it is minimum, it is real using 4G real-time performances after booting
When communicate, at least one aft-end assembly is only the data in replication front end component, and aft-end assembly relevant can be tested
Personnel configure one, realize that each of test group can know measurement result, it is crucial that, after any one
It holds the damage of component or loses the loss that will not all cause front end assemblies data, it is ensured that the integrality of entire test data.
Preferably, the downlead detecting step further includes following detecting step：
A1, the reinforcing bar interconnected using building metal structure and building are electrically perforation and no less than 10
The molecular natural downlead of column, the pillar as natural downlead includes being located in building surrounding and building；
The resistivity on surface layer is not less than 50k Ω m, or laying 5cm thickness bitumen layer or 15cm thickness within the scope of A2, downlead 3m
Gravel layer.
In addition, the earthing or grounding means detecting step further includes following detecting step：
B1, the electrical perforation situation that two adjacently devices are measured with milliohmmeter, judge two adjacently device whether reach
It is required to common grounding system or independent grounding requirement, the milliohmmeter pair two that minimum current is 0.2A should be used adjacent when detection
Ground device measures, and such as measures resistance value and is not more than 1 Ω, is judged to electrically penetrating through, and such as measures resistance value and is more than 1 Ω, judgement is respective
For independent grounding.
The product form and style of above-described embodiment and schema and the non-limiting present invention, any technical field it is common
The appropriate changes or modifications that technical staff does it all should be regarded as the patent category for not departing from the present invention.
Claims (3)
1. a kind of detection method of thunderstorm electricity protective device, which is characterized in that including arrester detecting step, downlead detection step
Suddenly, earthing or grounding means detecting step, equipotential link detecting step and surge protector detecting step；The earthing or grounding means detection
Step and downlead detecting step include the detection of ground resistance comprising following steps：
1. resistivity-measuring devices are placed on the downlead or earthing or grounding means of thunderstorm electricity protective device, then by resistance value receiving device
Host be remotely from the safety area of thunderstorm electricity protective device, the ground connection of thunderstorm electricity protective device is measured by resistivity-measuring devices
Resistance；
2. the ground resistance resistance value data conversion is in analog signal by resistivity-measuring devices, and will be simulated by Bluetooth communication system
Signal is sent to resistance value receiving device, and the resistance value receiving device includes front end assemblies and at least one aft-end assembly, institute
State front end assemblies with controller, the AD converter for converting analog signals into digital signal, for digital signal into
The SRAM memory of row storage and the 4G for the historical data of SRAM memory and current data to be sent to aft-end assembly
Wireless transmitter module；At least one aft-end assembly includes 4G wireless receiving modules, display and DRAM memory, described
Display will show that the 4G wireless receiving modules are by data receiver and are stored in DRAM memory in DRAM memory
In；
3. the controller of the front end assemblies can be sent when Whole Process completes DATA REASONING terminates measuring control signal to resistance
Measuring apparatus, control resistivity-measuring devices suspend or are completely switched off.
2. a kind of detection method of thunderstorm electricity protective device as described in claim 1, which is characterized in that the downlead detection step
Suddenly further include following detecting step：
A1, the reinforcing bar interconnected using building metal structure and building are electrically perforation and no less than 10 pillars
The natural downlead of composition, the pillar as natural downlead include being located in building surrounding and building；
The resistivity on surface layer is not less than 50k Ω m, or laying 5cm thickness bitumen layer or 15cm thickness gravels within the scope of A2, downlead 3m
Layer.
3. a kind of detection method of thunderstorm electricity protective device as described in claim 1, which is characterized in that the earthing or grounding means detection
Step further includes following detecting step：
B1, the electrical perforation situation that two adjacently devices are measured with milliohmmeter, judge two adjacently device whether reach and be total to
It is required with earthed system or independent grounding requirement, it is that the milliohmmeter pair two of 0.2A adjacently fill that minimum current should be used when detection
It sets and measures, such as measure resistance value and be not more than 1 Ω, be judged to electrically penetrating through, such as measure resistance value and be more than 1 Ω, judgement is respectively only
Vertical ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810325239.4A CN108414881A (en) | 2018-04-12 | 2018-04-12 | A kind of detection method of thunderstorm electricity protective device |
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| CN201810325239.4A CN108414881A (en) | 2018-04-12 | 2018-04-12 | A kind of detection method of thunderstorm electricity protective device |
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| CN108414881A true CN108414881A (en) | 2018-08-17 |
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| CN201810325239.4A Pending CN108414881A (en) | 2018-04-12 | 2018-04-12 | A kind of detection method of thunderstorm electricity protective device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN101980032A (en) * | 2010-08-17 | 2011-02-23 | 南京信息工程大学 | Method and device for measuring grounding resistance of lightning protection belt on top in wireless mode |
| CN104730358A (en) * | 2013-12-19 | 2015-06-24 | 孙巍巍 | Novel lightning-protection detection system |
| CN204515030U (en) * | 2015-01-27 | 2015-07-29 | 四川省建业工程质量检测有限公司 | A kind of lightning protection comprehensive detection system |
| CN105259443A (en) * | 2015-10-29 | 2016-01-20 | 安徽中普防雷科技有限公司 | Intelligent lightning-protection online real-time monitoring system |
| CN106300657A (en) * | 2016-07-22 | 2017-01-04 | 安徽亚辉电气自动化有限公司 | A kind of control system based on earthing resistance cabinet |
| CN107607789A (en) * | 2017-09-06 | 2018-01-19 | 扬州华峰防雷新科技有限公司 | A kind of ground resistance measurement method of lightning protection device |
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2018
- 2018-04-12 CN CN201810325239.4A patent/CN108414881A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980032A (en) * | 2010-08-17 | 2011-02-23 | 南京信息工程大学 | Method and device for measuring grounding resistance of lightning protection belt on top in wireless mode |
| CN104730358A (en) * | 2013-12-19 | 2015-06-24 | 孙巍巍 | Novel lightning-protection detection system |
| CN204515030U (en) * | 2015-01-27 | 2015-07-29 | 四川省建业工程质量检测有限公司 | A kind of lightning protection comprehensive detection system |
| CN105259443A (en) * | 2015-10-29 | 2016-01-20 | 安徽中普防雷科技有限公司 | Intelligent lightning-protection online real-time monitoring system |
| CN106300657A (en) * | 2016-07-22 | 2017-01-04 | 安徽亚辉电气自动化有限公司 | A kind of control system based on earthing resistance cabinet |
| CN107607789A (en) * | 2017-09-06 | 2018-01-19 | 扬州华峰防雷新科技有限公司 | A kind of ground resistance measurement method of lightning protection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Application publication date: 20180817 |
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