CN208283465U - A kind of power supply unit and electromagnetic radiation monitoring system of electromagnetic radiation monitoring instrument - Google Patents
A kind of power supply unit and electromagnetic radiation monitoring system of electromagnetic radiation monitoring instrument Download PDFInfo
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- CN208283465U CN208283465U CN201721925904.0U CN201721925904U CN208283465U CN 208283465 U CN208283465 U CN 208283465U CN 201721925904 U CN201721925904 U CN 201721925904U CN 208283465 U CN208283465 U CN 208283465U
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Abstract
The utility model provides the power supply unit and electromagnetic radiation monitoring system of a kind of electromagnetic radiation monitoring instrument, is related to electromagnetic radiation monitoring technical field, and the power supply unit includes: laser powered sensor transmitting terminal, power supply optical fiber and laser powered sensor receiving end；Laser powered sensor transmitting terminal is connect by optical fiber of powering with laser powered sensor receiving end；Laser powered sensor transmitting terminal converts laser signal for the electric power signal of external power supply, laser signal is sent to power supply optical fiber for connecting external power supply, by power supply optical fiber by the laser signal transmission to laser powered sensor receiving end；Laser powered sensor receiving end is converted into electric power signal for being electrically connected with the electromagnetic radiation monitoring instrument, by received laser signal, and is the power supply of electromagnetic radiation monitoring instrument by the electric power signal.The laser powered sensor that the utility model uses carries out energy transmission and conversion by the nonmetallic conducting wire for optical fiber of powering, will not influence monitored environment of electric field, magnetic field, while guaranteeing the accuracy of long-time stable power supply and electromagnetic radiation measuring.
Description
Technical field
The utility model relates to electromagnetic monitoring technical fields, in particular to a kind of power supply of electromagnetic radiation monitoring instrument
Device and electromagnetic radiation monitoring system.
Background technique
As the equipment for utilizing and generate electromagnetic radiation is more and more, people are not exposed to all the time with electromagnetic radiation
Electromagnetic field environment in, in order to guarantee the health of the public, relevant department needs in real-time monitoring large size electromagnetism facilities environment
Electromagnetic radiation value to understand the range of its periphery electromagnetic radiation value.Currently, common electromagnetic radiation monitoring mode is using electricity
Magnetic monitor needs to be powered electromagnetic radiation monitoring instrument to guarantee the lasting normal use of electromagnetic radiation monitoring instrument.
The mode that electromagnetic radiation monitoring instrument is powered in existing technology include it is a variety of, it is specific as follows: the first, electricity
Internal battery in magnetic radiation monitor is powered electromagnetic radiation monitoring instrument by battery, still, built in this kind of method
Rechargeable battery is only capable of that electromagnetic radiation monitoring instrument is made to support the short period, electromagnetic radiation monitoring instrument can not be supported to carry out prolonged
Continue to monitor work.Second, electromagnetic monitoring instrument is powered by the power supply line external power supply power supply of metal material,
But the introducing of metal material power cable, it will lead to the distortion of monitored electromagnetic field, come in addition, the power supply line can also conduct
From the high reject signal of power grid, it is sent to electromagnetic radiation monitoring instrument, so that final electromagnetic radiation monitoring instrument generates measurement error, shadow
Ring the accuracy of measurement of electromagnetic radiation monitoring instrument.The third, supplies electromagnetic radiation monitoring instrument by solar electric power supply system
Electricity, still, solar electric power supply system by season, environment, rain or shine, the sunshine conditions such as block and influenced, it is difficult to guarantee electromagnetic radiation
Monitor carries out long-term stable operation.It is stringenter for the selection of site, there is certain difficulty for the construction in city.
Inventor has found under study for action, and three kinds of modes being powered in the prior art to electromagnetic radiation monitoring instrument are to solution
Electromagnetic radiation monitoring instrument powerup issue is undesirable, for this problem, not yet proposes preferable settling mode at present.
Utility model content
In view of this, a kind of power supply unit for being designed to provide electromagnetic radiation monitoring instrument of the utility model embodiment and
Electromagnetic radiation monitoring system can improve electromagnetism while guaranteeing to power to electromagnetic radiation monitoring instrument steadily in the long term
The accuracy of radiation monitor monitoring data.
In a first aspect, the utility model embodiment provides a kind of power supply unit of electromagnetic radiation monitoring instrument, comprising: laser
Power transmitting terminal, power supply optical fiber and laser powered sensor receiving end；The laser powered sensor transmitting terminal by the power supply optical fiber with it is described
The connection of laser powered sensor receiving end；
The laser powered sensor transmitting terminal converts laser for the electric power signal of the external power supply for connecting external power supply
The laser signal is sent to the power supply optical fiber by signal；
The power supply optical fiber is used for the received laser signal transmission to the laser powered sensor receiving end；
The laser powered sensor receiving end is used to be electrically connected with the electromagnetic radiation monitoring instrument, receives the laser signal, will
The laser signal is converted into electric power signal, and is electromagnetic radiation monitoring instrument power supply by the electric power signal.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, the laser powered sensor transmitting terminal includes: Switching Power Supply and laser beam emitting device；
The Switching Power Supply is electrically connected with the laser beam emitting device, will be described external for connecting the external power supply
The ac signal of power supply is converted to DC signal, and the DC signal is sent to the laser beam emitting device；
The laser beam emitting device is connect by the power supply optical fiber with the laser powered sensor receiving end, described for receiving
The DC signal is converted laser signal by DC signal, and the laser signal is passed through described for electric light
Fibre is sent to the laser powered sensor receiving end.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect
Two kinds of possible embodiments, wherein the laser beam emitting device includes: laser powered sensor control circuit and laser emitter；
Laser powered sensor control circuit is electrically connected with the Switching Power Supply and the laser emitter respectively, described for controlling
The starting and closing of laser emitter, and the control DC signal are sent to the laser emitter；
The laser emitter is connect by the power supply optical fiber with the laser powered sensor receiving end, described straight for receiving
The DC signal is converted laser signal by galvanic electricity signal, and the laser signal is sent out by the power supply optical fiber
It send to the laser powered sensor receiving end.
The possible embodiment of second with reference to first aspect, the utility model embodiment provide the of first aspect
Three kinds of possible embodiments, wherein the laser powered sensor receiving end includes laser pickoff；
The laser pickoff is connect by optical fiber of powering with the laser emitter, is passed for receiving the power supply optical fiber
The laser signal is converted to DC signal, and is the electricity by the DC signal by the defeated laser signal
The power supply of magnetic radiation monitor.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Four kinds of possible embodiments, wherein the laser powered sensor receiving end further include: charge management circuit, charging circuit and can fill
Battery；
The laser pickoff is electrically connected with the charge management circuit, for sending the DC signal being converted to
To the charge management circuit；
The charge management circuit is electrically connected with the charging circuit, connects on-off for control the charging circuit
It opens, and the control charging circuit is rechargeable battery charging according to the DC signal；
The rechargeable battery, for being the electromagnetic radiation monitoring instrument power supply under the control of charge management circuit.
The 4th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Five kinds of possible embodiments, wherein the laser powered sensor receiving end further includes electric quantity detecting circuit；
The electric quantity detecting circuit is electrically connected with the rechargeable battery and the charge management circuit respectively, for detecting
The remaining capacity is sent to the charge management circuit by the remaining capacity of the rechargeable battery；
The charge management circuit is also used to read the remaining capacity, by the remaining capacity and setting power threshold into
Row compares, and when detecting that the remaining capacity is higher than setting power threshold, generates high battery capacity indication information and is sent to described
Laser powered sensor transmitting terminal；When detecting the remaining capacity lower than setting power threshold, it is concurrent to generate low battery instruction information
It send to the laser powered sensor transmitting terminal.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Six kinds of possible embodiments, wherein the power supply unit of the electromagnetic radiation monitoring instrument, further includes telecommunication optical fiber, described to swash
Optical functions transmitting terminal further includes data collecting instrument；
The charge management circuit is connect by the telecommunication optical fiber with the data collecting instrument, specifically for what will be generated
High battery capacity indication information or low battery indicate that information is sent to the laser powered sensor transmitting terminal by the telecommunication optical fiber；
The data collecting instrument is also electrically connected with the laser powered sensor control circuit, is sent for receiving the telecommunication optical fiber
The high battery capacity indication information perhaps low battery instruction information by the high battery capacity indication information or the low battery
Instruction information is sent to the laser powered sensor control circuit；
The laser powered sensor control circuit is also used to, based on the received the high battery capacity indication information, generates open command；
Or information is indicated according to the low battery, generation goes code；The laser emitter is controlled according to the open command to stop
It only works, and the laser emitter starting work is controlled according to described go code.
The 6th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Seven kinds of possible embodiments, wherein the data collecting instrument is also used to connect with the electromagnetic radiation monitoring instrument optical fiber, is used for
The electromagnetic environment strength data for obtaining the electromagnetic radiation monitoring instrument acquisition, store and report the electromagnetic environment strength data.
With reference to first aspect, the possible embodiment of with reference to first aspect the first is to the 7th kind with reference to first aspect
Any possible embodiment in possible embodiment, the utility model embodiment provide first aspect the 8th kind can
The embodiment of energy, wherein the power supply unit of the electromagnetic radiation monitoring instrument, further includes protective device；The protective device
It is socketed on the power supply optical fiber.
Second aspect, the utility model embodiment additionally provide a kind of electromagnetic radiation monitoring system, including electromagnetic radiation prison
Survey instrument；It further include the power supply unit of the described in any item electromagnetic radiation monitoring instrument of first aspect；
The electromagnetic radiation monitoring instrument, for acquiring the electromagnetic environment strength data in environment；
The power supply unit of the electromagnetic radiation monitoring instrument includes: that laser powered sensor transmitting terminal, power supply optical fiber and laser powered sensor connect
Receiving end；The laser powered sensor transmitting terminal is connect by the power supply optical fiber with the laser powered sensor receiving end；The laser powered sensor
Transmitting terminal is for connecting external power supply；
The laser powered sensor receiving end is electrically connected with the electromagnetic radiation monitoring instrument, for being the electromagnetic radiation monitoring instrument
Power supply.
The power supply unit and electromagnetic radiation monitoring system of a kind of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Using laser powered sensor transmitting terminal, power supply optical fiber and laser powered sensor receiving end；Laser powered sensor transmitting terminal passes through power supply optical fiber and laser
The connection of power supply receiving end；Laser powered sensor transmitting terminal converts laser for the electric power signal of external power supply for connecting external power supply
Laser signal is sent to power supply optical fiber by signal, by power supply optical fiber by the laser signal transmission to laser powered sensor receiving end；Swash
Optical functions receiving end is used to be electrically connected with the electromagnetic radiation monitoring instrument, converts electric power signal for received laser signal, and
It is the power supply of electromagnetic radiation monitoring instrument by the electric power signal；Presence is powered to electromagnetic radiation monitoring instrument in the prior art
Accuracy of measurement it is poor and not can guarantee electromagnetic radiation monitoring instrument carry out long-term stable operation compare, use laser to be supplied
Electricity carries out energy transmission and conversion by the nonmetallic conducting wire for optical fiber of powering, will not influence monitored electric and magnetic fields, protect simultaneously
Demonstrate,prove the accuracy of long-time stable power supply and electromagnetic radiation measuring.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows a kind of structure of the power supply unit of electromagnetic radiation monitoring instrument provided by the utility model embodiment and shows
It is intended to.
Fig. 2 shows laser in the power supply unit of a kind of electromagnetic radiation monitoring instrument provided by the utility model embodiment to supply
The structural schematic diagram of electric transmitting terminal.
Fig. 3 shows laser in a kind of power supply unit of electromagnetic radiation monitoring instrument provided by the utility model embodiment and supplies
The structural schematic diagram of electric receiving end.
Fig. 4 shows a kind of whole knot of the power supply unit of electromagnetic radiation monitoring instrument provided by the utility model embodiment
Structure schematic diagram.
Icon: the 10, power supply unit of electromagnetic radiation monitoring instrument；20, external power supply；30, electromagnetic radiation monitoring instrument；101, swash
Optical functions transmitting terminal；1011, Switching Power Supply；1012, laser beam emitting device；10121, laser powered sensor control circuit；10122, swash
Optical transmitting set；102, power supply optical fiber；103, laser powered sensor receiving end；1031, laser pickoff；1032, charge management circuit；
1033, charging circuit；1034, rechargeable battery；1035, electric quantity detecting circuit；104, telecommunication optical fiber.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Usually described in attached drawing here
It can arrange and design with a variety of different configurations with the component of the utility model embodiment shown.Therefore, below to
The detailed description of the embodiments of the present invention provided in attached drawing is not intended to limit the model of claimed invention
It encloses, but is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, is fallen within the protection scope of the utility model.
With social economy and science and technology development, using and generate electromagnetic radiation equipment rapidly increase, Ren Menwu
When without carve be not exposed in the electromagnetic field environment with electromagnetic radiation, people are also in the electromagnetic field environment leaked cruelly for a long time to itself
In the problem of seriously affecting health become more concerned with, therefore, complaint and the public in relation to resident to electromagnetic radiation pollution
Anxiety rises year by year.To alleviate public's resentment, the electromagnetic field and displaying in real-time monitoring large size electromagnetism facilities environment are needed
To the public, to inform that public's electromagnetic radiation value and is public's science popularization electromagnetic radiation knowledge in safe range, therefore, to electromagnetism spoke
Injecting the monitoring of row long term continuous automatic becomes the emerging project in current electromagnetic radiant environmental protection monitoring field.Currently, being to pass through electricity
Magnetic monitor is monitored electromagnetic radiation, in order to guarantee the powerup issue of electromagnetic radiation monitoring.Electromagnetism automatic monitoring system needs
The main problem to be solved is the powerup issue of electromagnetic monitoring instrument.
In view of internal battery in electromagnetic radiation monitoring instrument 30 in the prior art, pass through the external electricity of the power supply line of metal material
20 power supply of source is powered electromagnetic monitoring instrument and is carried out by solar electric power supply system to electromagnetic radiation monitoring instrument 30
The corresponding presence of the mode of power supply can not support electromagnetic radiation monitoring instrument 30 to be continued to monitor work, measurement for a long time accurately
Spend it is poor and not can guarantee electromagnetic radiation monitoring instrument 30 carry out long-term stable operation the problem of.Based on this, the utility model is real
It applies example and provides the power supply unit 10 and electromagnetic radiation monitoring system of a kind of electromagnetic radiation monitoring instrument, carried out below by embodiment
Description.
The utility model embodiment provides a kind of power supply unit 10 of electromagnetic radiation monitoring instrument, with reference to Fig. 1, comprising: swashs
Optical functions transmitting terminal 101, power supply optical fiber 102 and laser powered sensor receiving end 103；Laser powered sensor transmitting terminal 101 passes through power supply optical fiber
102 connect with laser powered sensor receiving end 103；
Laser powered sensor transmitting terminal 101 converts laser for the electric power signal of external power supply 20 for connecting external power supply 20
Laser signal is sent to power supply optical fiber 102 by signal；
Power supply optical fiber 102, is used for received laser signal transmission to laser powered sensor receiving end 103；
Laser powered sensor receiving end 103 receives laser signal, by laser signal for being electrically connected with electromagnetic radiation monitoring instrument 30
It is converted into electric power signal, and is the power supply of electromagnetic radiation monitoring instrument 30 by electric power signal.
In the utility model embodiment, electromagnetic radiation monitoring instrument 30 (being referred to as electromagnetism environment monitor) is for monitoring
Electromagnetic environment strength, so that the electromagnetic environment strength measured is showed the public, to inform in its current environment of the public
Electromagnetic radiation value.Wherein, electromagnetic radiation monitoring instrument 30 needs to be powered in real time for it during the work time, and the utility model is real
It applies in example and is realized by laser powered sensor transmitting terminal 101, power supply optical fiber 102 and laser powered sensor receiving end 103.
Specifically, the electric power signal of the external power supply 20 is converted laser signal by laser powered sensor transmitting terminal 101, power supply
For optical fiber 102 by the laser signal transmission to laser powered sensor receiving end 103, laser powered sensor receiving end 103 receives the laser signal, will
The laser signal is converted to electric power signal, and is the electromagnetic radiation monitoring instrument 30 power supply by the electric power signal.
Further, with reference to Fig. 2, in the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Laser powered sensor transmitting terminal 101 includes: Switching Power Supply 1011 and laser beam emitting device 1012；
Switching Power Supply 1011 is electrically connected with laser beam emitting device 1012, for connecting external power supply 20, by external power supply 20
Ac signal be converted to laser emitter 10122 work DC signal, DC signal is sent to Laser emission
Device 1012；
Laser beam emitting device 1012 is connect by optical fiber 102 of powering with laser powered sensor receiving end 103, for controlling direct current
Signal converts laser signal for DC signal, and laser signal is sent to laser powered sensor by optical fiber 102 of powering
Receiving end 103.
Under normal conditions, external power supply 20 is to use alternating current, but the work of laser beam emitting device 1012 and be
The power supply of electromagnetic radiation monitoring instrument 30 is required to using DC signal, and therefore, the effect of Switching Power Supply 1011 is by external power supply
20 ac signal is converted to DC signal, which is sent to laser beam emitting device 1012.
Further, with reference to Fig. 2, in the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Above-mentioned laser beam emitting device 1012 includes: laser powered sensor control circuit 10121 and laser emitter 10122；
Laser powered sensor control circuit 10121 is electrically connected with Switching Power Supply 1011 and laser emitter 10122 respectively, for controlling
The starting and closing of laser emitter 10122 processed, and control DC signal are sent to laser emitter 10122；
Laser emitter 10122 is connect by optical fiber 102 of powering with laser powered sensor receiving end 103, for controlling direct current
DC signal is converted laser signal by signal, and laser signal is sent to laser powered sensor by optical fiber 102 of powering and is connect
Receiving end 103.
Wherein, the effect of above-mentioned laser powered sensor control circuit 10121 is starting or the pass for controlling laser emitter 10122
It closes, that is, controls whether that the DC signal for sending Switching Power Supply 1011 is sent to laser emitter 10122, to control whether
It powers to laser powered sensor receiving end 103.
When the control of laser powered sensor control circuit 10121 is powered to laser powered sensor receiving end 103, by Switching Power Supply 1011
The DC signal of transmission is sent to laser emitter 10122；The DC signal is converted and is converted by laser emitter 10122
Laser powered sensor receiving end 103 is sent to for laser signal and by optical fiber 102 of powering.
Further, with reference to Fig. 3, in the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Laser powered sensor receiving end 103 includes laser pickoff 1031；
Laser pickoff 1031 is connect by optical fiber 102 of powering with laser emitter 10122, for receiving power supply optical fiber
Laser signal is converted to DC signal, and is electromagnetic radiation monitoring instrument by DC signal by the laser signal of 102 transmission
30 power supplies.
It can be directly the power supply of electromagnetic radiation monitoring instrument 30 by laser pickoff 1031 in the utility model embodiment.
In order to improve the reliability being powered to electromagnetic radiation monitoring instrument 30, charge management circuit 1032, charging circuit are increased
1033 and rechargeable battery 1034, the direct current that laser pickoff 1031 is converted to is controlled by charge management circuit 1032
Electric signal is charged by charging circuit 1033 to rechargeable battery 1034, so that rechargeable battery 1034 gives electromagnetic radiation monitoring
Instrument 30 is powered.
Further, with reference to Fig. 3, in the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Laser powered sensor receiving end 103 further include: charge management circuit 1032, charging circuit 1033 and rechargeable battery 1034；
Laser pickoff 1031 is electrically connected with charge management circuit 1032, for sending the DC signal being converted to
To charge management circuit 1032；
Charge management circuit 1032 is electrically connected with charging circuit 1033, connects on-off for control charging circuit 1033
It opens, and control charging circuit 1033 is the charging of rechargeable battery 1034 according to the DC signal；
Rechargeable battery 1034, for being that electromagnetic radiation monitoring instrument 30 is powered under the control of charge management circuit 1032.
Above-mentioned rechargeable battery 1034 can be battery, be also possible to lithium battery.
Further, with reference to Fig. 3, since the operating power consumption of laser powered sensor is larger, work long hours the problem of having overheat,
Have and potentially result in the poor hidden danger of entire power supply unit job stability, in order to solve this problem, the utility model is implemented
In the power supply unit 10 for the electromagnetic radiation monitoring instrument that example provides, laser powered sensor receiving end 103 further includes electric quantity detecting circuit
1035；
Electric quantity detecting circuit 1035 is electrically connected with rechargeable battery 1034 and charge management circuit 1032 respectively, for detecting
Remaining capacity is sent to charge management circuit 1032 by the remaining capacity of rechargeable battery 1034；
Charge management circuit 1032 is also used to read remaining capacity, and remaining capacity is compared with setting power threshold,
When detecting that remaining capacity is higher than setting power threshold, generates high battery capacity indication information and be sent to laser powered sensor transmitting terminal
101, so that laser powered sensor transmitting terminal 101 disconnects the power supply of laser emitter 10122, laser emitter 10122 stops supplying
Electricity work, is persistently powered to electromagnetic radiation monitoring instrument 30 by the electric energy being stored on rechargeable battery 1034 at this time；It is detecting
When remaining capacity is lower than setting power threshold, generates low battery instruction information and be sent to laser powered sensor transmitting terminal 101, to swash
Optical functions transmitting terminal 101 starts the work of laser emitter 10122, charges to rechargeable battery 1034.It is examined by electricity
The above-mentioned cooperating of slowdown monitoring circuit 1035, charge management circuit 1032 and laser powered sensor transmitting terminal 101, to avoid because being used for a long time
10122 bring problems of excessive heat of laser emitter influences the problem of system stability.
As an alternative embodiment, above-mentioned electric quantity detecting circuit 1035, charge management circuit 1032 and charging electricity
Road 1033 is integrated on control panel, as a whole equipment application.
Further, with reference to Fig. 4, the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model is gone back
Including telecommunication optical fiber 104, laser powered sensor transmitting terminal 101 further includes data collecting instrument；
Charge management circuit 1032 is connect by telecommunication optical fiber 104 with data collecting instrument, specifically for the height electricity that will be generated
Amount instruction information or low battery instruction information pass through telecommunication optical fiber 104 and are sent to laser powered sensor transmitting terminal 101；
Data collecting instrument is also electrically connected with laser powered sensor control circuit 10121, for receiving the transmission of telecommunication optical fiber 104
Perhaps low battery indicates that high battery capacity indication information or low battery instruction information are sent to laser by information to high battery capacity indication information
Power-supplying circuit 10121；
Laser powered sensor control circuit 10121 is also used to, based on the received high battery capacity indication information, generates open command；Or
Person indicates information according to low battery, and generation goes code；Laser emitter 10122 is controlled according to open command to stop working, with
And the starting work of laser emitter 10122 is controlled according to going code.
Specifically, charge management circuit 1032 generates high electricity when detecting that remaining capacity is higher than setting power threshold
Instruction information is simultaneously sent to data collecting instrument by telecommunication optical fiber 104, is forwarded the high battery capacity indication information by data collecting instrument
To laser powered sensor control circuit 10121, by the high battery capacity indication information based on the received of laser powered sensor control circuit 10121, generate
Open command, and laser emitter 10122 is controlled according to the open command and is stopped working.
Charge management circuit 1032 generates low battery and indicates information when detecting remaining capacity lower than setting power threshold
And data collecting instrument is sent to by telecommunication optical fiber 104, low battery instruction information is transmitted to laser by data collecting instrument and is supplied
Electric control circuit 10121, by laser powered sensor control circuit 10121, low battery indicates information based on the received, generates connection and refers to
It enables, and is gone code according to this and control the starting of laser emitter 10122.
Further, with reference to Fig. 4, in the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model,
Data collecting instrument is also used to connect with 30 optical fiber of electromagnetic radiation monitoring instrument, for obtaining the electromagnetism of the acquisition of electromagnetic radiation monitoring instrument 30
Ambient intensity data store and report electromagnetic environment strength data.
In addition, data collecting instrument is also used to directly acquire the electromagnetic environment strength data of the acquisition of electromagnetic radiation monitoring instrument 30 simultaneously
It is stored and is reported.
In view of laser powered sensor is abnormally dangerous, need to install protective device additional to power supply optical fiber 102, further, this is practical
The power supply unit 10 for the electromagnetic radiation monitoring instrument that new embodiment provides, further includes protective device；Protective device is socketed in power supply
Safety on optical fiber 102, when guaranteeing that entire power supply unit uses.
A kind of power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model is and in the prior art right
Electromagnetic radiation monitoring instrument 30 is powered poor there are accuracy of measurement and not can guarantee electromagnetic radiation monitoring instrument 30 and grown
Phase steady operation is compared, and laser is used to be powered, and is carried out energy transmission by the nonmetallic conducting wire for optical fiber 102 of powering and is turned
Change, will not influence monitored environment of electric field, magnetic field, at the same guarantee long-time stable power supply and electromagnetic radiation measuring it is accurate
Property.
A kind of power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model, can bring following excellent
Gesture:
1) laser powered sensor realizes the power supply steady in a long-term to electromagnetic radiation monitoring instrument 30.
2) accuracy for the electromagnetic environment strength data that electromagnetic radiation monitoring instrument 30 monitors has been ensured.
3) charging to entire power supply unit and the management of charging circuit 1033 control, ensure that the stabilization of system.
4) electromagnetic radiation monitoring instrument 30 is promoted to the immunity to interference of Conduction Interference.Lightning stroke, surge and mains ripple are not
Electromagnetic radiation monitoring instrument 30 can be conducted to.
5) laser powered sensor receiving end 103 is monitored in real time, while laser powered sensor transmitting terminal 101 is controlled,
Guarantee safety when equipment uses.
6) power supply optical fiber 102 increases protective device, safety when guaranteeing that power supply unit uses.
It is whole to a kind of power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model below to say
It is bright:
The power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model, comprising: laser powered sensor transmitting terminal
101, power optical fiber 102, telecommunication optical fiber 104 and laser powered sensor receiving end 103；Wherein, laser powered sensor transmitting terminal 101 includes: out
Powered-down source 1011, laser beam emitting device 1012 and data collecting instrument；Laser beam emitting device 1012 includes: laser powered sensor control circuit
10121 and laser emitter 10122；Laser powered sensor receiving end 103 include laser pickoff 1031, charge management circuit 1032,
Charging circuit 1033, rechargeable battery 1034 and electric quantity detecting circuit 1035.In the utility model embodiment, charge management circuit
1032, charging circuit 1033, rechargeable battery 1034 are integrated in control panel.
Electromagnetic radiation monitoring instrument 30 is for monitoring electromagnetic environment strength.
Laser powered sensor device, for electromagnetic radiation monitoring instrument 30 to be powered and controlled.
Laser powered sensor transmitting terminal 101 includes: that (Switching Power Supply 1011 can be AC to Switching Power Supply 1011
(alternating curren, alternating current)；May be direct current DC), laser powered sensor control circuit 10121 and Laser emission
Device 10122 forms, and by AC conversion is laser emitter by Switching Power Supply 1011 using external power supply 20220V Alternating Current Power Supply
The direct-current working volts are sent to laser emitter by laser powered sensor control circuit 10121 by 10122 direct-current working volts
10122, laser emitter 10122 converts electrical energy into laser signal, by power supply optical fiber 102 by the laser signal transmission to sharp
Optical functions receiving end 103 converts light energy into electric energy by the laser pickoff 1031 in laser powered sensor receiving end 103, is electromagnetism
Environment monitor power supply.
Control panel (including charge management circuit is increased in laser powered sensor receiving end 103 in order to improve power supply reliability
1032, charging circuit 1033, rechargeable battery 1034), chargeable electricity is given by charge management circuit 1032 and charging circuit 1033
Pond 1034 is charged, then is powered by battery to electromagnetic radiation monitoring instrument 30.According to control panel to the electricity in rechargeable battery 1034
Testing result sends the inspection at Laser emission end by telecommunication optical fiber 104 to data collecting instrument (i.e. Electromagnetic Environmental Data Acquisition instrument)
It surveys result (being also possible to a control instruction), data collecting instrument will test result and be sent to laser powered sensor control circuit 10121,
The control of laser powered sensor control circuit 10121 allows laser powered sensor device to work alternatively in charging and standby mode, avoids laser powered sensor
Device, which works long hours, to be overheated and influences system stability and service life.
Electromagnetic Environmental Data Acquisition instrument is used to read the Real-time Monitoring Data of electromagnetic radiation monitoring instrument 30 and carries out local deposit
It stores up and reports, be completed at the same time the control communication function at Laser emission end and laser pick-off end.By laser powered sensor, realize not by
The prolonged accurate electromagnetic environment monitor in real time of the environmental influences such as sunshine.
Specifically, the power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model is when in use, open
The laser emitter 10122 of power supply, laser powered sensor transmitting terminal 101 emits laser, and by powering, optical fiber 102 is transferred to laser powered sensor
Laser pickoff 1031 in receiving end 103, the laser pickoff 1031 in laser powered sensor receiving end 103 receive laser and convert
For electric energy, the electric energy after conversion is charged by control panel to rechargeable battery 1034 (such as lithium battery), and rechargeable battery 1034 is defeated
It powers after pressure stabilizing to electromagnetic radiation monitoring instrument 30 out.
Since the operating power consumption of laser powered sensor is larger, work long hours the problem of having overheat, potentially results in system
The poor hidden danger of job stability increases laser charge management circuit 1032, the charge management circuit in order to solve this problem
1032 include two parts, and a part is located at the data collecting instrument of laser powered sensor transmitting terminal 101, and a part is located at laser powered sensor and receives
The control panel at end 103 is communicated by telecommunication optical fiber 104 between data collecting instrument and control panel, is controlled in laser powered sensor receiving end 103
The battery power detection circuit 1035 of making sheet, when the electricity for detecting battery is high, information is passed through Communication ray by laser pick-off end
Fibre 104 is transferred to Laser emission end, and control disconnects the power supply of laser emitter 10122, and laser emitter 10122 stops supplying
Electricity work, is persistently powered to electromagnetic radiation monitoring instrument 30 by the electric energy being stored on battery at this time, and is detecting battery capacity
When low, start the work of laser emitter 10122, charge the battery, to avoid because laser emitter 10122 is used for a long time
Bring problems of excessive heat influences system stability.
A kind of electromagnetic radiation monitoring system provided by the embodiment of the utility model, with reference to Fig. 1, including electromagnetic radiation monitoring instrument
30；It further include the power supply unit 10 of above-mentioned electromagnetic radiation monitoring instrument；
Electromagnetic radiation monitoring instrument 30, for acquiring the electromagnetic environment strength data in environment；
The power supply unit 10 of electromagnetic radiation monitoring instrument includes: that laser powered sensor transmitting terminal 101, power supply optical fiber 102 and laser supply
Electric receiving end 103；Laser powered sensor transmitting terminal 101 is connect by optical fiber 102 of powering with laser powered sensor receiving end 103；Laser powered sensor
Transmitting terminal 101 is for connecting external power supply 20；
Laser powered sensor receiving end 103 is electrically connected with electromagnetic radiation monitoring instrument 30, for powering for electromagnetic radiation monitoring instrument 30；
And the electromagnetic environment strength data that electromagnetic radiation monitoring instrument 30 acquires are obtained, store electromagnetic environment strength data.
Specifically, electromagnetic radiation monitoring system mainly by electromagnetic radiation monitoring instrument 30, electromagnetic radiation monitoring instrument for Denso
10, power supply optical fiber 102, telecommunication optical fiber 104, attachment device and insulating support composition, laser powered sensor device is set to be sent out by laser powered sensor
Penetrate end 101 and laser powered sensor receiving end 103 and optical fiber composition.
It is connected between laser emitter 10122 and laser pickoff 1031 by optical fiber, for carrying out the transmission of laser.
Laser powered sensor transmitting terminal 101 is by laser emitter 10122PPM, laser powered sensor control panel, relay, Switching Power Supply
1011 compositions, the external 220V Alternating Current Power Supply of Switching Power Supply 1011 generate laser emitter 10122PPM's by Switching Power Supply 1011
Operating voltage is input to laser emitter 10122PPM by relay.
Laser powered sensor receiving end 103 is by laser pickoff 1031PPC, monitor charge management circuit 1032, lithium battery
(18650 lithium batteries, normal voltage 3.7V, charging voltage 4.2V) composition.
It is connected between laser emitter 10122 and laser pickoff 1031 by a 1m optical fiber, the transmission for laser.
It is connected between monitor charge management circuit 1032 and electromagnetic radiation data Acquisition Instrument by telecommunication optical fiber 104, into
Row fiber optic communication, the bellows that optical fiber uses degree of protection high is as protective device.
By electromagnetic radiation monitoring instrument 30 and laser powered sensor receiving end 103, wherein laser powered sensor receiving end 103 include battery,
Monitor charge management circuit 1032 and laser pickoff 1031, are erected on insulating support rod by attachment device, are set up high
Degree is adjustable for 1.5-2.0m.Electromagnetic radiation data Acquisition Instrument, battery, laser powered sensor transmitting terminal 101 are placed on a cabinet
It is interior, it is placed on the ground.
Laser powered sensor device has charging and standby two kinds of operating modes, charge mode, laser emitter 10122PPM
Work issues laser, and laser pickoff 1031PPC receives laser, and is converted into electric energy, passes through monitor charge management circuit
1032 charge to lithium battery, and monitor cell voltage, and monitor charge management circuit 1032 passes through telecommunication optical fiber 104 for lithium battery
Information of voltage is transferred to electromagnetic radiation data Acquisition Instrument.The relay of electromagnetic radiation data Acquisition Instrument control laser powered sensor control panel
Device, to realize the opening and closing to laser emitter 10122PPM working power.
When detecting that lithium battery voltage reaches 4.0V, by controlling laser powered sensor control panel cut-off Laser emission
10122 power supply power supply of device, laser powered sensor device carry out standby mode, at this point, the electricity stored in lithium battery is continuously electromagnetism spoke
Penetrate the power supply of monitor 30；When detecting lithium battery voltage is 3.5V, is opened and swashed by control laser charging panel relay
10122 power supply power supply of optical transmitting set, into charge mode, the work of laser powered sensor device charges to lithium battery, simultaneously
Lithium ion battery is continuously the power supply of electromagnetic radiation monitoring instrument 30.
By the charging of laser powered sensor device, the circulation of standy operation mode, the supply of battery capacity is met, is electromagnetism spoke
It penetrates monitor 30 and stable power supply is provided, while avoiding the problems of excessive heat of the long time continuous working of laser powered sensor device, avoid
The stability of influence system and service life.
System monitors laser powered sensor receiving end 103 in real time, while controlling to laser powered sensor transmitting terminal 101
System, when laser powered sensor receiving end 103 cannot be normally received the laser of the transmitting of laser powered sensor transmitting terminal 101, laser powered sensor is received
End 103 disconnects the power supply of laser powered sensor transmitting terminal 101 by the control of telecommunication optical fiber 104, guarantees safety when equipment uses.
The utility model solves the problems, such as status using following measures:
1) laser powered sensor is used, laser is converted electrical energy by laser emitter 10122, after being transmitted by optical fiber, then
Electric energy is converted a laser by laser pickoff 1031, is powered for electromagnetic radiation monitoring instrument 30, the energy transmission of nonmetallic conducting wire
And conversion, will not influence monitored environment of electric field, magnetic field, at the same guarantee long-time stable power supply and electromagnetic radiation measuring it is accurate
Property.
2) by increasing charge management circuit 1032 and battery, the electric energy that laser is converted at 1031 end of laser pickoff
Storage and voltage are powered again into electromagnetic radiation monitoring instrument 30 after converting, and buffer stable power-supplying, not because of laser emitter 10122 or are swashed
The work of the operating voltage influence of fluctuations electromagnetic radiation monitoring instrument 30 of optical receiver 1031.
3) by charge management circuit 1032, battery capacity is detected, when battery institute reserve of electricity abundance, by closing laser
Transmitter 10122 is avoided because laser emitter 10122 and laser pickoff 1031 work long hours the problems of excessive heat of generation
Influence stable system performance.And when battery capacity is low, starting laser powered sensor device charges to battery, supplements electricity.
4) electromagnetic radiation monitoring instrument 30, battery, charging circuit 1033 and laser pickoff 1031 are integrated, the confession with rear end
Both optical fiber energy transmission and fiber optic communication are used between electricity, laser emitter 10122 and data acquisition unit, realize
Isolation avoids the Conduction Interference connected using wire rope and the influence to tested electromagnetic field, to guarantee the accuracy of measurement.
5) laser powered sensor receiving end 103 is monitored in real time, while laser powered sensor transmitting terminal 101 is controlled,
When laser powered sensor receiving end 103 cannot be normally received the laser of the transmitting of laser powered sensor transmitting terminal 101, laser powered sensor receiving end
103 disconnect the power supply of laser powered sensor transmitting terminal 101 by the control of telecommunication optical fiber 104, guarantee safety when equipment uses.
6) laser powered sensor system increases protective device, guarantees safety when equipment uses.
A kind of power supply unit 10 of electromagnetic radiation monitoring instrument provided by the embodiment of the utility model and electromagnetic radiation monitoring system
System, using laser powered sensor transmitting terminal 101, power supply optical fiber 102 and laser powered sensor receiving end 103；Laser powered sensor transmitting terminal 101 passes through
Power supply optical fiber 102 is connect with laser powered sensor receiving end 103；Laser powered sensor transmitting terminal 101, will be external for connecting external power supply 20
The electric power signal of power supply 20 is converted into laser signal, and laser signal is sent to power supply optical fiber 102, will by power supply optical fiber 102
The laser signal transmission is to laser powered sensor receiving end 103；Laser powered sensor receiving end 103 is used for and the electromagnetic radiation monitoring instrument 30
Electrical connection converts electric power signal for received laser signal, and is the power supply of electromagnetic radiation monitoring instrument 30 by the electric power signal；
It is powered poor there are accuracy of measurement to electromagnetic radiation monitoring instrument 30 and not can guarantee electromagnetism spoke in the prior art
It penetrates the progress of monitor 30 long-term stable operation to compare, laser is used to be powered, pass through the nonmetallic conducting wire for optical fiber 102 of powering
Energy transmission and conversion are carried out, will not influence monitored environment of electric field, magnetic field, while guaranteeing long-time stable power supply and electromagnetism
The accuracy of actinometry.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing, in addition, term " the
One ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Claims (10)
1. a kind of power supply unit of electromagnetic radiation monitoring instrument characterized by comprising laser powered sensor transmitting terminal, power supply optical fiber and
Laser powered sensor receiving end；The laser powered sensor transmitting terminal is connect by the power supply optical fiber with the laser powered sensor receiving end；
The laser powered sensor transmitting terminal is converted into laser letter for connecting external power supply, by the electric power signal of the external power supply
Number, the laser signal is sent to the power supply optical fiber；
The power supply optical fiber is used for the received laser signal transmission to the laser powered sensor receiving end；
The laser powered sensor receiving end is used to be electrically connected with the electromagnetic radiation monitoring instrument, receives the laser signal, will be described
Laser signal is converted into electric power signal, and is electromagnetic radiation monitoring instrument power supply by the electric power signal.
2. the power supply unit of electromagnetic radiation monitoring instrument according to claim 1, which is characterized in that the laser powered sensor transmitting
End includes: Switching Power Supply and laser beam emitting device；
The Switching Power Supply is electrically connected with the laser beam emitting device, for connecting the external power supply, by the external power supply
Ac signal be converted to DC signal, the DC signal is sent to the laser beam emitting device；
The laser beam emitting device is connect by the power supply optical fiber with the laser powered sensor receiving end, for receiving the direct current
Electric signal converts laser signal for the DC signal, and the laser signal is sent out by the power supply optical fiber
It send to the laser powered sensor receiving end.
3. the power supply unit of electromagnetic radiation monitoring instrument according to claim 2, which is characterized in that the laser beam emitting device
It include: laser powered sensor control circuit and laser emitter；
Laser powered sensor control circuit is electrically connected with the Switching Power Supply and the laser emitter respectively, for controlling the laser
The starting and closing of transmitter, and the control DC signal are sent to the laser emitter；
The laser emitter is connect by the power supply optical fiber with the laser powered sensor receiving end, for receiving the direct current
The DC signal is converted laser signal by signal, and the laser signal is sent to by the power supply optical fiber
The laser powered sensor receiving end.
4. the power supply unit of electromagnetic radiation monitoring instrument according to claim 3, which is characterized in that the laser powered sensor receives
End includes laser pickoff；
The laser pickoff is connect by optical fiber of powering with the laser emitter, for receiving the power supply optical fiber transmission
The laser signal is converted to DC signal, and is the electromagnetism spoke by the DC signal by the laser signal
Penetrate monitor power supply.
5. the power supply unit of electromagnetic radiation monitoring instrument according to claim 4, which is characterized in that the laser powered sensor receives
End further include: charge management circuit, charging circuit and rechargeable battery；
The laser pickoff is electrically connected with the charge management circuit, for the DC signal being converted to be sent to institute
State charge management circuit；
The charge management circuit is electrically connected with the charging circuit, for controlling being switched on or switched off for the charging circuit, with
And the control charging circuit is rechargeable battery charging according to the DC signal；
The rechargeable battery, for being the electromagnetic radiation monitoring instrument power supply under the control of charge management circuit.
6. the power supply unit of electromagnetic radiation monitoring instrument according to claim 5, which is characterized in that the laser powered sensor receives
End further includes electric quantity detecting circuit；
The electric quantity detecting circuit is electrically connected with the rechargeable battery and the charge management circuit respectively, described for detecting
The remaining capacity is sent to the charge management circuit by the remaining capacity of rechargeable battery；
The charge management circuit is also used to read the remaining capacity, and the remaining capacity and setting power threshold are compared
Compared with, detect the remaining capacity be higher than setting power threshold when, generate high battery capacity indication information and be sent to the laser
Power supply transmitting terminal；When detecting the remaining capacity lower than setting power threshold, generates low battery instruction information and be sent to
The laser powered sensor transmitting terminal.
7. the power supply unit of electromagnetic radiation monitoring instrument according to claim 6, which is characterized in that it further include telecommunication optical fiber,
The laser powered sensor transmitting terminal further includes data collecting instrument；
The charge management circuit is connect by the telecommunication optical fiber with the data collecting instrument, specifically for the height electricity that will be generated
Amount instruction information or low battery indicate that information is sent to the laser powered sensor transmitting terminal by the telecommunication optical fiber；
The data collecting instrument is also electrically connected with the laser powered sensor control circuit, the institute sent for receiving the telecommunication optical fiber
Stating high battery capacity indication information, perhaps the low battery instruction information indicates the high battery capacity indication information or the low battery
Information is sent to the laser powered sensor control circuit；
The laser powered sensor control circuit is also used to, based on the received the high battery capacity indication information, generates open command；Or
Information is indicated according to the low battery, and generation goes code；The laser emitter, which is controlled, according to the open command stops work
Make, and the laser emitter starting work is controlled according to described go code.
8. the power supply unit of electromagnetic radiation monitoring instrument according to claim 7, which is characterized in that the data collecting instrument is also
For being connect with the electromagnetic radiation monitoring instrument optical fiber, for obtaining the electromagnetic environment strength of the electromagnetic radiation monitoring instrument acquisition
Data store and report the electromagnetic environment strength data.
9. the power supply unit of electromagnetic radiation monitoring instrument according to claim 1-8, which is characterized in that further include preventing
Protection unit；The protective device is socketed on the power supply optical fiber.
10. a kind of electromagnetic radiation monitoring system, which is characterized in that including electromagnetic radiation monitoring instrument；It further include that claim 1-9 appoints
The power supply unit of electromagnetic radiation monitoring instrument described in one；
The electromagnetic radiation monitoring instrument, for acquiring the electromagnetic environment strength data in environment；
The power supply unit of the electromagnetic radiation monitoring instrument includes: laser powered sensor transmitting terminal, power supply optical fiber and laser powered sensor receiving end；
The laser powered sensor transmitting terminal is connect by the power supply optical fiber with the laser powered sensor receiving end；The laser powered sensor transmitting terminal
For connecting external power supply；
The laser powered sensor receiving end is electrically connected with the electromagnetic radiation monitoring instrument, for supplying for the electromagnetic radiation monitoring instrument
Electricity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925904.0U CN208283465U (en) | 2017-12-29 | 2017-12-29 | A kind of power supply unit and electromagnetic radiation monitoring system of electromagnetic radiation monitoring instrument |
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|---|---|---|---|
| CN201721925904.0U CN208283465U (en) | 2017-12-29 | 2017-12-29 | A kind of power supply unit and electromagnetic radiation monitoring system of electromagnetic radiation monitoring instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109856462A (en) * | 2019-01-28 | 2019-06-07 | 深圳供电局有限公司 | Electromagnetic field measurements probe, electromagnetic field measuring system and control method |
| CN110943787A (en) * | 2019-10-30 | 2020-03-31 | 南京奥依菲光电科技有限公司 | Intelligent optical fiber energy transmission sensing monitoring system and network |
-
2017
- 2017-12-29 CN CN201721925904.0U patent/CN208283465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109856462A (en) * | 2019-01-28 | 2019-06-07 | 深圳供电局有限公司 | Electromagnetic field measurements probe, electromagnetic field measuring system and control method |
| CN110943787A (en) * | 2019-10-30 | 2020-03-31 | 南京奥依菲光电科技有限公司 | Intelligent optical fiber energy transmission sensing monitoring system and network |
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