CN206400009U - electromagnetic field on-line monitoring system - Google Patents
electromagnetic field on-line monitoring system Download PDFInfo
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- CN206400009U CN206400009U CN201621193315.3U CN201621193315U CN206400009U CN 206400009 U CN206400009 U CN 206400009U CN 201621193315 U CN201621193315 U CN 201621193315U CN 206400009 U CN206400009 U CN 206400009U
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Abstract
The utility model provides a kind of electromagnetic field on-line monitoring system, including sensor device, central control computer and display screen.The sensor device from top to bottom includes successively：Sensor probe, upper pipe, middle pipe, down tube and prefabricated stylobate, axial flow blower is provided with middle pipe, temperature sensor is set in down tube, environment temperature is detected by temperature sensor, automatically control the startup and stopping of axial flow blower, the temperature drift problems that adverse weather condition is brought can be effectively overcomed with the temperature of stability sensor device；Sensor probe uses polytetrafluoroethylmaterial material, corrosion-resistant, anti-aging, and the stop attenuation characteristic to electromagnetic wave is small, and the sensitivity of sensor is improved to greatest extent；Sensor probe three-dimensional is measured simultaneously, can any direction place, and it is powered by optical fiber and electrooptical device, overcomes the interference that metal object is brought to sensor measurement signal, blower fan, away from sensor, it also avoid inductive spacing Electromagnetic Interference by three pipe fittings.
Description
Technical field
The utility model is related to electromagnetic field on-line monitoring system technical field, more particularly to one kind can overcome sensitivity to drop
The problems such as low, temperature drift, it is ensured that on-line monitoring system electromagnetic field Monitoring Data is accurate, system work steady in a long-term free of discontinuities
The electromagnetic field on-line monitoring system of work.
Background technology
With the development and the progress of science and technology of economic construction, China is in power equipment, communication network, vehicles etc.
Aspect all achieves gratifying achievements.The development of every field and the application of advanced electronic equipment, make the life of people quick just
Profit, improves people's material and cultural life, and the side effect that the application of a large amount of powered settings is produced is surrounding environment electricity
The increase of magnetic radiation, this is accomplished by people and how to measure and protect the radiation of electromagnetic wave to study.
More than the electromagnetic field radiation of some strength, the dysfunction of the central nervous system of people can be caused and with sympathetic nerve
Vegetative dystonie based on tired anxiety, its clinical symptoms can behave as feeling dizzy, insomnia and dreamful sleep, tiredness, memory
Power decline, palpitaition, headache, have aches in the limbs, lose the appetite, alopecia, hidrosis etc., some of the staff there is also bradycardia, blood pressure
The symptoms such as decline, cardiac arrhythmia.Electromagnetic field is noiseless, unglazed, tasteless applied field, is not up to very strong degree, and people is to feel
Less than, so this harm is not often perceived by people and paid attention to very strong " disguise ".In order to ensure people's body
Body health, country has formulated corresponding laws and regulations and national standard, is managed for electromagnetic radiation environment, and country has compared with system
Rule and standard, Wuhan Bihai Yuntian Technology Co., Ltd. have developed according to corresponding laws and regulations and national standard
Hand-held field strength meter (electromagnetic field radiation instrument) and electromagnetic field on-line monitoring system.The instrument and on-line monitoring system are developed into
Work(, the foundation for the effectively science that provides of being enforced the law for functional government departments such as environmental monitoring, safety supervision, prevention and cure of occupational diseases will
It is widely used in the departments such as industrial and mining enterprises, labour protection, prevention and cure of occupational disease, environmental monitoring.
At present, electromagnetic radiation is measured with Portable electromagnetic field measuring instrument.With the enhancing of people's environmental consciousness,
Society and the public understand more and more for living environment, radiation hazradial bundle, it is desirable to have a healthy living environment, for being related to
Facility to radiation hazradial bundle can be paid attention in again, the attention of Environmental protection work, for transformer station, communication base station, have electricity
Near the large scale equipment of magnetic radiation, people need long-term real time on-line monitoring, are issued by giant-screen or public information platform
The information and national standard of the electromagnetic radiation of relevant range allow limit value, while and being sent to the function of environmental protection by network
Administrative department, monitoring management radiation event.Making the public, more intuitively, correctly understanding transformer station, communication base station ... .. etc. are set
The size of electromagnetic field radiation near applying, it is to avoid the psychology of the facility periphery public is panic.
On-line monitoring system requirement Monitoring Data in monitoring process is accurate, can long-term work free of discontinuities.Real-time
In monitoring process, electromagnetic field measurementses sensor needs prolonged placement in unobstructed spacious open space, and sensor device need to be through obtaining
The test exposed to the sun and rain is acted, device materials are corrosion-resistant, anti-aging；In order to ensure the measurement sensitivity of sensor, case material
Also need the stop attenuation characteristic to electromagnetic wave the smaller the better.The electronic component of sensor circuit will be operated in a temperature difference throughout the year
Very big scope, after pick up calibration, when significantly change of the electronic component in temperature, can cause sensor measurement characteristicses
Change, causes the Monitoring Data of whole monitoring system overproof.How electromagnetic field measurementses sensor device is designed, and this is electromagnetic field
Monitor the job that must be resolved on-line.
Utility model content
The problems such as the purpose of this utility model is to overcome sensitivity decrease, temperature drift in the prior art, it is ensured that online
Monitoring system electromagnetic field Monitoring Data is accurate, system long-term stable operation free of discontinuities.
In order to realize the purpose of this utility model, the technical scheme that the utility model is used for：
A kind of electromagnetic field on-line monitoring system, including sensor device, central control computer and display screen, the sensor
The electric signal that device is measured is sent to central control computer and handled, and display screen shows measurement result in real time, it is characterised in that：Should
Sensor device includes：Sensor probe, upper pipe, middle pipe, down tube and prefabricated stylobate, wherein, the diameter of the middle pipe is more than
The diameter of upper pipe, the sensor probe includes sensor cap, sensor cluster and sensor base, the sensor group
Part is located in the cavity that sensor block is formed with sensor base；The upper end of the upper pipe is connected with sensor probe, upper pipe
Lower end be connected with the upper end of middle pipe, the lower end of the middle pipe is connected with the upper end of down tube, the lower end of down tube and prefabricated stylobate phase
Even；The middle pipe is internally provided with axial flow blower, and the side wall of the down tube is provided with temperature sensor；The side wall of the down tube is also
Air admission hole is provided with, the sensor base has radiating air-out groove, and the air admission hole forms air stream all with radiating air-out groove
Road, by the environment temperature of observing and controlling temperature sensor, axial flow blower automatically adjusts sensor temperature；It is provided with prefabricated stylobate pre-
Cable tube is buried, temperature sensor wires and axial flow blower power line are provided with the pre-buried cable tube；The sensor cluster
Photo-electric conversion element inside the sensor probe is powered, and optical fiber is additionally provided with inside pre-buried cable tube, the optical fiber
One end connecting laser, the other end provides light source through down tube, middle pipe and upper pipe for the photo-electric conversion element；
It is preferred that, the photo-electric conversion element is silicon mating plate；
It is preferred that, the axial flow blower from a distance from the sensor probe be not less than 1500mm；
It is preferred that, the material of the sensor cap and sensor base is polytetrafluoroethylene (PTFE)；
It is preferred that, the lower end of the upper pipe is connected with the upper end of middle pipe by joint, and joint is located at the lower end of upper pipe with
Between the upper end of pipe, and fixed by screw and the side wall of the upper end of middle pipe, among the lower end of upper pipe insertion joint and with
Middle pipe connection；
It is preferred that, the lower end of the middle pipe and the upper end of down tube are connected by union body, in union body parcel under pipe
End and the upper end of down tube；
It is preferred that, the side wall of the down tube is just provided with dust-proof gauze to the position of air admission hole；
It is preferred that, the down tube and the lower end of middle pipe are arranged with a base sheath component, and the base sheath component passes through a bottom plate
Component is fixed on prefabricated stylobate upper surface.
It is preferred that, the power line of the axle stream motor connects the output of temperature controller power supply, and the temperature sensor wires connect described
Temperature controller surveys mouth.
It is preferred that, the sensor cluster is mutually orthogonal by circuit board, three pairs of mutually orthogonal parallel plate electrodes and three pairs
Coil composition so that sensor probe any direction is placed, and it is constant that it surveys electromagnetic field intensity total amount, and electric field, magnetic field three
To measurement simultaneously.
It is preferred that, when the temperature that temperature sensor is detected is more than or equal to 36 degrees Celsius, axial flow blower can be opened automatically
Open, external air is entered from air admission hole, and from radiating air-out groove discharge, take away heat, detected when temperature sensor
When temperature drops below 36 degree, the axial flow blower can be automatically stopped work.
The technical scheme that the utility model is used also includes a kind of method of work of electromagnetic field on-line monitoring system, the party
Method comprises the following steps：
1) sensor probe is arranged on point position on request；
2) switch on power, light is passed to photo-electric conversion element by laser by optical fiber, is powered to sensor cluster, makes it
In normal measuring state；
3) environment temperature detected according to temperature sensor, automatically controls axial flow blower regulation sensor temperature.
4) electric signal that sensor cluster is measured send central control computer to handle through amplification, A/D conversions inside device；
5) measurement result delivered in real time display screen is shown.
The beneficial effects of the utility model are：
1st, sensor device probing head selection wave is good, and the sensitivity of sensor is improved to greatest extent；
2nd, sensor device has intelligent temperature control system, effectively overcomes the temperature drift that adverse weather condition brings and asks
Topic, improves stability and the degree of accuracy of systematic survey；
3rd, transducer arrangement configuration design and parts selection, overcome because inductive spacing electromagnetic wave caused by material is dry
Disturb；
4th, integrated three three-dimensional power frequency magnetic field sensors of orthogonal search coils composition, three it is orthogonal parallel
The three-dimensional power frequency electric field sensor of pole plate composition resides in one so that sensor any direction is placed, and surveys electromagnetic field intensity total amount not
Become, and electric field, magnetic field three-dimensional are measured simultaneously.
5th, device has carried out Industrial Moulding Design, good appearance.
Brief description of the drawings
Fig. 1 power frequency electromagnetic field on-line monitoring system theory diagrams of the present utility model；
Fig. 2 is the structure chart of the utility model sensor device；
Fig. 3 is the utility model temperature sensor observing and controlling flow chart；
Fig. 4 is the utility model sensor cap structural representation；
Fig. 5 is the utility model sensor base structural representation；
Fig. 6 is the utility model sensor cluster structural representation；
Fig. 6 a are Fig. 6 left view；
Fig. 6 b are Fig. 6 top view；
Fig. 6 c are Fig. 6 right view；
Fig. 6 d are Fig. 6 upward view.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples：
Electromagnetic field on-line monitoring system of the present utility model, including sensor device, central control computer and display screen, such as
It is power frequency electromagnetic field on-line monitoring system theory diagram of the present utility model shown in Fig. 1.The sensor device has sensor
Probe, is sent to as the electric signal measured by the sensor probe of power frequency electromagnet Field probe through amplification, A/D conversions inside device
Central control computer is handled, and display screen is LED giant-screens, and it can show measurement result in real time.
Fig. 2 is the structure chart of sensor device, power frequency electromagnetic field measurement sensor device is housed in system front end, for visiting
Power frequency electromagnetic field strength signal is surveyed, system data processing is sent to, is reported and by large screen display result, had by network
Realize real time on-line monitoring electromagnetic field intensity to effect.
Sensor device includes：Sensor probe, upper pipe 4, middle pipe 7, down tube 11 and prefabricated stylobate 16, wherein, it is described
The diameter of middle pipe 7 is more than the diameter of upper pipe 4, and the sensor probe includes sensor cap 1, sensor cluster 2 and sensing
Device base 3, the sensor cluster 2 is located in the cavity that sensor block 1 is formed with sensor base 3；The upper pipe 4 it is upper
End is connected with sensor probe, and the lower end of upper pipe 4 is connected with the upper end of middle pipe 7, the lower end of the middle pipe 7 and the upper end of down tube 11
It is connected, the lower end of down tube 11 is connected with prefabricated stylobate 16；The middle pipe 7 is internally provided with axial flow blower 8, the side of the down tube 11
Wall is provided with temperature sensor 10；The side wall of the down tube 11 is additionally provided with air admission hole, and the sensor base 3, which has, to radiate
Wind groove 3-2, the air admission hole and radiating air-out groove 3-2 formation air communication passages, pass through the environment temperature of observing and controlling temperature sensor 10
Degree, axial flow blower 8 automatically adjusts sensor temperature；Pre-buried cable tube 15 is provided with prefabricated stylobate 16, the pre-buried cable tube 15
Inside it is provided with temperature sensor wires and axial flow blower power line；The sensor cluster 2 is inside the sensor probe
Photo-electric conversion element be powered, be additionally provided with optical fiber inside pre-buried cable tube 15, optical fiber one end connecting laser is another
End provides light source through down tube 11, middle pipe 7 and upper pipe 4 for the photo-electric conversion element；
The lower end of the upper pipe 4 is connected with the upper end of middle pipe 7 by joint 5, and joint 5 is located at the lower end of upper pipe 4 and middle pipe 7
Upper end between, and fixed by screw 6 and the side wall of the upper end of middle pipe 7, among the lower end insertion joint 5 of the upper pipe 4 simultaneously
Connected with middle pipe 7；The lower end of the middle pipe 7 is connected with the upper end of down tube 11 by union body 9, pipe 7 in the union body 9 parcel
Lower end and the upper end of down tube 11；The side wall of the down tube 11 is just provided with dust-proof gauze 12 to the position of air admission hole；The down tube
A base sheath component 14 is arranged with the lower end of middle pipe, the base sheath component 14 is fixed on prefabricated stylobate by a bottom deck assembly
Surface.
In addition, the photo-electric conversion element is silicon mating plate；The axial flow blower 8 is not small from a distance from the sensor probe
In 1500mm；
The power line of the axial flow blower 8 connects the output of temperature controller power supply, and the temperature sensor wires connect the temperature controller
Survey mouth.Power frequency electromagnetic field measurement sensor unit temp sensor observing and controlling flow chart, as shown in Figure 3.When the institute of temperature sensor 10
When the temperature detected is more than or equal to 36 degrees Celsius, by the control of temperature controller, axial flow blower can be automatically turned on, and make external air
Enter from air admission hole, and from radiating air-out groove discharge, heat is taken away, when the temperature that temperature sensor is detected is dropped below
At 36 degree, by the control of temperature controller, the axial flow blower can be automatically stopped work.
Sensor cap 1：With protection the brim of a hat 1-2, the brim of a hat with cap by coupling thread connection, for windproof, rain,
Exposure to Sunlight, dirt, it is desirable to which wave is good, material are polytetrafluoroethylene (PTFE), and wall thickness is less than 1mm, and its structure is as shown in Figure 4.Sensor base
3：Including connection screw thread 3-1, for coupling with sensor cap, sensor locating slot 3-3, for supporting fixed sensor group
Managed on part, connection support；Four deep-slotted chip breaker 3-2 are used for air-out of radiating.It is required that wave is good, material is polytetrafluoroethylene (PTFE),
Structure is as shown in Figure 5.
As shown in Fig. 6, Fig. 6 a, Fig. 6 b, Fig. 6 c and Fig. 6 d, sensor cluster：For detecting electric field, magnetic field intensity signal；
Integrated three orthogonal three-dimensional power frequency magnetic field sensors of search coil composition, three orthogonal parallel plate electrode compositions three
Dimension power frequency electric field sensor, circuit board reside in one；Therefore, key component power frequency electromagnetic field measuring probe is mutually orthogonal by three pairs
Parallel plate electrode, three pairs of mutually orthogonal coils, circuit board group into.
In the present embodiment, sensor cluster is square body, and three orthogonal search coils are respectively：Side coil
22nd, horizontal coil 24 and front coil 26；Three orthogonal parallel plate electrodes are respectively：Side parallel plate electrode 21, level are put down
Row pole plate 23 and front parallel plate electrode 25.Wherein, side coil 22 and side parallel plate electrode 21 are relative, horizontal coil 24 and level
Parallel plate electrode 23 is relative, and front coil 26 and front parallel plate electrode 25 are relative, and wherein circuit board 29 is fixed on biography by pillar 28
In sensor component, socket 27 is provided with sensor cluster.
Power frequency magnetic field measurement constitutes three-dimensional power frequency magnetic field sensor group into working as spy by three orthogonal search coils
When test coil enters magnetic field, by measuring the induced electromotive force of search coil, corresponding magnetic induction intensity can be determined.Pass through three
Coil measures three road voltage signals of induced electromotive force, through variable connector, is respectively fed to amplifier processing, number is converted into through A/D
Result is sent to hand-held host SCM by optical fiber and handled, send display to show X by word signal, feeding single-chip microcomputer calculating processing
Axle, Y-axis, component Bx, By, Bz and the B (three component square root sum squares) in three directions of Z axis.
Power frequency electric field measurement constitutes three-dimensional power frequency electric field sensor by three orthogonal parallel plate electrodes and constituted.Work as spy
When surveying parallel plate electrode into electric field, the both end voltage of parallel plate electrode is detected by measuring, corresponding electric-field intensity can be determined.It is logical
Three road voltage signals of three orthogonal parallel plate electrode both end voltages are crossed, through variable connector, amplifier processing are respectively fed to,
Data signal is converted into through A/D, result is sent to hand-held host SCM by optical fiber and handled by the calculating processing of feeding single-chip microcomputer,
Display is sent to show X-axis, Y-axis, component Ex, Ey, Ez and the E (three component square root sum squares) in three directions of Z axis.
The electromagnetic field on-line monitoring system course of work
1) sensor probe is arranged on point position on request；
2) switch on power, light is passed to photo-electric conversion element by laser by optical fiber, is powered to sensor cluster, makes it
In normal measuring state；
3) environment temperature detected according to temperature sensor, automatically controls axial flow blower regulation sensor temperature.
4) electric signal that sensor cluster is measured send central control computer to handle through amplification, A/D conversions inside device；
5) measurement result delivered in real time display screen is shown.
Manufacture, production technology
Each part is assembled by design drawing, technical papers processing, system engineering is carried out by technical requirements and installs.
Calibration：Power frequency electromagnet field sensor is before loading system, respectively in Special instruments such as helmholtz coil, parallel plate electrodes
Calibrated in device equipment, reach range ability, accuracy requirement.
Debugging：After each instrument of system, part are assembled, each signal path is debugged, whole system is reached that measurement, signal are passed
Defeated, display normal condition.
Technical essential and with like product difference
1. power frequency measuring probe laser constitutes optical-electrical converter with silicon mating plate, with fiber optic conduction, reaches measurement sensing
The purpose of device clean supply.Metal object is overcome to bring interference to sensor measurement signal, blower fan should be liftoff away from sensor
Face 150mm, blower fan is not less than 1500mm from sensor distance, it is to avoid inductive spacing Electromagnetic Interference, it is ensured that the standard of measurement data
True property.
2. pop one's head in material Selective artery embolization：Probe material requirements has some strength, can be in the nature mal-condition such as expose to the sun and rain
Under use；The detection requirement to signal is also met simultaneously, if material is excessive to detectable signal decay, sensor can be caused
To signal detection less than the sensitivity of sensor will be reduced.By a large amount of selections it is demonstrated experimentally that polytetrafluoroethylmaterial material
Electromagnetic wave signal is decayed relatively small, while intensity and anti-aging requirement can be met.
3. sensor three-dimensional is measured simultaneously.
4. the system is compared with similar products：Existing product sensor is powered to use exchange and turn direct current and led by metal
Line is powered, and this is bound to by electromagnetic interference, and the processing method after interference is typically coefficient amendment, but strong in electromagnetic radiation
During degree change, in different radiation intensity section, fixed coefficient amendment can be not used, there can be nonlinear problem, measurement result can be given
Bring very big error.And photoelectricity conversion electric power is used, it just can effectively, truly measure the size of electromagnetic field radiation intensity.
What the utility model embodiment was announced is preferred embodiment, according to design of the present utility model, can also be taken
Other embodiments implement the utility model, and protection domain of the present utility model is not limited to published embodiment；This area
Those of ordinary skill, easily according to above-described embodiment, understand spirit of the present utility model, and make different amplifications and change
Change, but as long as not departing from spirit of the present utility model, all in protection domain of the present utility model.
Claims (15)
1. a kind of electromagnetic field on-line monitoring system, including sensor device, central control computer and display screen, the sensor dress
Put the electric signal measured and be sent to central control computer and handled, display screen shows measurement result in real time, it is characterised in that：The biography
Sensor arrangement includes：Sensor probe, upper pipe, middle pipe, down tube and prefabricated stylobate, wherein, the diameter of the middle pipe is more than upper
The diameter of pipe, the sensor probe includes sensor cap, sensor cluster and sensor base, the sensor cluster
In the cavity of sensor block and sensor base formation；The upper end of the upper pipe is connected with sensor probe, upper pipe
Lower end is connected with the upper end of middle pipe, and the lower end of the middle pipe is connected with the upper end of down tube, and the lower end of down tube is connected with prefabricated stylobate；
The middle pipe is internally provided with axial flow blower, and the side wall of the down tube is provided with temperature sensor；The side wall of the down tube is also set
Air admission hole is equipped with, the sensor base has radiating air-out groove, the air admission hole and radiating air-out groove formation air communication passage,
By the environment temperature of observing and controlling temperature sensor, axial flow blower automatically adjusts sensor temperature；It is provided with prefabricated stylobate pre-buried
Temperature sensor wires and axial flow blower power line are provided with cable tube, the pre-buried cable tube；The sensor cluster by
Photo-electric conversion element inside the sensor probe is powered, and optical fiber is additionally provided with inside pre-buried cable tube, the optical fiber one
Connecting laser is held, the other end provides light source through down tube, middle pipe and upper pipe for the photo-electric conversion element.
2. electromagnetic field on-line monitoring system as claimed in claim 1, it is characterised in that：The photo-electric conversion element is silicon light
Piece.
3. electromagnetic field on-line monitoring system as claimed in claim 1 or 2, it is characterised in that：The axial flow blower is passed from described
The distance of sensor probe is not less than 1500mm.
4. electromagnetic field on-line monitoring system as claimed in claim 3, it is characterised in that：The sensor cap and sensor bottom
The material of seat is polytetrafluoroethylene (PTFE).
5. electromagnetic field on-line monitoring system as claimed in claim 3, it is characterised in that：The lower end of the upper pipe is upper with middle pipe
End is connected by joint, and joint is located between the lower end of upper pipe and the upper end of middle pipe, and passes through screw and the side of the upper end of middle pipe
Wall is fixed, and is connected among the lower end insertion joint of the upper pipe and with middle pipe.
6. electromagnetic field on-line monitoring system as claimed in claim 5, it is characterised in that：The lower end of the middle pipe and down tube it is upper
End is connected by union body, the lower end and the upper end of down tube of pipe in union body parcel.
7. electromagnetic field on-line monitoring system as claimed in claim 6, it is characterised in that：The side wall of the down tube is just to air admission hole
Position be provided with dust-proof gauze.
8. electromagnetic field on-line monitoring system as claimed in claim 1, it is characterised in that：The down tube and the lower end of middle pipe are arranged
There is a base sheath component, the base sheath component is fixed on prefabricated stylobate upper surface by a bottom deck assembly.
9. electromagnetic field on-line monitoring system as claimed in claim 2, it is characterised in that：The down tube and the lower end of middle pipe are arranged
There is a base sheath component, the base sheath component is fixed on prefabricated stylobate upper surface by a bottom deck assembly.
10. the electromagnetic field on-line monitoring system as any one of claim 1,2,4-9, it is characterised in that：The axle stream
The power line of motor connects the output of temperature controller power supply, and the temperature sensor wires connect the temperature controller and survey mouth.
11. the electromagnetic field on-line monitoring system as any one of claim 1,2,4-9, it is characterised in that：The sensing
Device assembly is made up of circuit board, three pairs of mutually orthogonal parallel plate electrodes and three pairs of mutually orthogonal coils so that sensor is visited
Head any direction is placed, and it is constant that it surveys electromagnetic field intensity total amount, and electric field, magnetic field three-dimensional are measured simultaneously.
12. the electromagnetic field on-line monitoring system as any one of claim 1,2,4-9, it is characterised in that：When temperature is passed
When the temperature that sensor is detected is more than or equal to 36 degrees Celsius, axial flow blower can be automatically turned on, and external air is entered from air admission hole
Enter, and from radiating air-out groove discharge, take away heat, when the temperature that temperature sensor is detected drops below 36 degree, institute
Work can be automatically stopped by stating axial flow blower.
13. electromagnetic field on-line monitoring system as claimed in claim 3, it is characterised in that：The power line of the axle stream motor connects
Temperature controller power supply is exported, and the temperature sensor wires connect the temperature controller and survey mouth.
14. electromagnetic field on-line monitoring system as claimed in claim 3, it is characterised in that：The sensor cluster by circuit board,
Three pairs of mutually orthogonal parallel plate electrodes and three pairs of mutually orthogonal coil compositions so that sensor probe any direction is placed,
It is constant that it surveys electromagnetic field intensity total amount, and electric field, magnetic field three-dimensional are measured simultaneously.
15. electromagnetic field on-line monitoring system as claimed in claim 3, it is characterised in that：Detected when temperature sensor
Temperature be more than or equal to 36 degrees Celsius when, axial flow blower can be automatically turned on, make external air from air admission hole enter, and from radiating air-out
Groove is discharged, and takes away heat, when the temperature that temperature sensor is detected drops below 36 degree, the axial flow blower can be automatic
It is stopped.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621106193X | 2016-10-09 | ||
| CN201621106193 | 2016-10-09 |
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| Publication Number | Publication Date |
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| CN206400009U true CN206400009U (en) | 2017-08-11 |
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ID=59507045
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621193315.3U Withdrawn - After Issue CN206400009U (en) | 2016-10-09 | 2016-11-04 | electromagnetic field on-line monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796992A (en) * | 2017-11-27 | 2018-03-13 | 武汉碧海云天科技股份有限公司 | A kind of rf electric field measuring probe and portable intelligent comprehensive electromagnetic field measurement instrument |
| CN107894537A (en) * | 2017-11-27 | 2018-04-10 | 武汉碧海云天科技股份有限公司 | A kind of power frequency electromagnetic field sensor probe |
| CN107894536A (en) * | 2017-11-27 | 2018-04-10 | 武汉碧海云天科技股份有限公司 | A kind of integrated power frequency electromagnet field sensor and on-Line Monitor Device |
| CN107918060A (en) * | 2016-10-09 | 2018-04-17 | 武汉碧海云天科技股份有限公司 | Electromagnetic field on-line monitoring system and its method of work |
-
2016
- 2016-11-04 CN CN201621193315.3U patent/CN206400009U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107918060A (en) * | 2016-10-09 | 2018-04-17 | 武汉碧海云天科技股份有限公司 | Electromagnetic field on-line monitoring system and its method of work |
| CN107918060B (en) * | 2016-10-09 | 2024-03-26 | 武汉碧海云天科技股份有限公司 | Electromagnetic field on-line monitoring system and working method thereof |
| CN107796992A (en) * | 2017-11-27 | 2018-03-13 | 武汉碧海云天科技股份有限公司 | A kind of rf electric field measuring probe and portable intelligent comprehensive electromagnetic field measurement instrument |
| CN107894537A (en) * | 2017-11-27 | 2018-04-10 | 武汉碧海云天科技股份有限公司 | A kind of power frequency electromagnetic field sensor probe |
| CN107894536A (en) * | 2017-11-27 | 2018-04-10 | 武汉碧海云天科技股份有限公司 | A kind of integrated power frequency electromagnet field sensor and on-Line Monitor Device |
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