CN110231507A - A kind of Non-contact electricity measurement device and method - Google Patents
A kind of Non-contact electricity measurement device and method Download PDFInfo
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- CN110231507A CN110231507A CN201910654968.9A CN201910654968A CN110231507A CN 110231507 A CN110231507 A CN 110231507A CN 201910654968 A CN201910654968 A CN 201910654968A CN 110231507 A CN110231507 A CN 110231507A
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- pole piece
- checked
- survey line
- electricity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The present invention provides a kind of Non-contact electricity measurement device and methods, include: pole piece, for being wrapped in survey line to be checked, for generating and exporting measurement voltage；Signal processing unit, input terminal are electrically connected by detection line with the pole piece, for receiving the measurement voltage of pole piece output, and for the measurement voltage received to be filtered and amplified；Wireless transport module, the wireless communication for this system；Control unit, it is connect respectively with signal processing unit, wireless transport module signal, measurement voltage for receipt signal processing unit output, and the judgement result for determining whether there is electricity in corresponding survey line to be checked based on the measurement voltage received, and whether having electricity in corresponding survey line to be checked for calling wireless transport module to upload.This programme for reducing service personnel work difficulty and workload, to improve overhaul efficiency.
Description
Technical field
The present invention relates to field of power detection, and in particular to a kind of Non-contact electricity measurement device and method.
Background technique
In modern society, electric power brings convenience as the mainstay in several big energy for society.But grid line
Road layout is extensively and intensive, especially the from cellar to rafter of barren hill or old residential area, often in bad repair with age, aging circuit, quilt
Corrosion and bitten by mouse, cause short circuit, open circuit, or even cause fire incident, cause economic loss, also for user with
Carry out very big inconvenience.
To guarantee Electrical Safety, the maintenance of Utilities Electric Co. is essential.Currently, for field route, it is common practice to
Helicopter patrols are enabled, it is rough to check field route, it is found that corresponding doubtful point is removed in doubtful hidden danger region, then the personnel of arranging work
Confirmation, maintenance.The work difficulty and workload of service personnel is huge.Common non-field circuit is checked, on the one hand, for
There is the part of path of ammeter, Utilities Electric Co. personnel need to usually rush to the scene and check ammeter, then confirm whether circuit has electricity；Another party
Face often needs to dismantle section circuit, external ammeter inspection is made troubles to user for the part of path of not ammeter.As it can be seen that
For being laid out intensive power grid, ammeter being checked or install point by point by staff and is checked, the course of work is cumbersome and heavy workload, work
Make low efficiency, is unfavorable for promoting Electrical Safety.
For this purpose, the present invention provides a kind of Non-contact electricity measurement device and method, for solving the above problems.
Summary of the invention
For the above-mentioned deficiency of the prior art, the present invention provides a kind of Non-contact electricity measurement device and method, for reducing
The work difficulty and workload of service personnel, to improve overhaul efficiency.
The present invention provides a kind of Non-contact electricity measurement device, comprising:
Pole piece, for being wrapped in survey line to be checked, for generating and exporting measurement voltage；
Signal processing unit, input terminal are electrically connected by detection line with the pole piece, for receiving pole piece output
Voltage is measured, and for the measurement voltage received to be filtered and amplified；
Wireless transport module, the wireless communication for this system；
Control unit is connect with signal processing unit, wireless transport module signal respectively, is used for receipt signal processing unit
The measurement voltage of output, and for determining whether there is electricity in corresponding survey line to be checked based on the measurement voltage received, and for adjusting
The judgement result for whether having electricity in corresponding survey line to be checked is uploaded with wireless transport module.
Further, the Non-contact electricity measurement device further include:
Host computer receives the judgement uploaded with storage wireless transport module as a result, and for being based on being received for corresponding to
To judgement send corresponding the surveys electricity result of survey line to be checked as a result, dispatching platform to Utilities Electric Co..
Further, the control unit includes:
Reference voltage generation module, for generating simultaneously outputting reference voltage；
Voltage comparator, one input end are connected with the output end of signal processing unit, another input terminal and reference voltage
The output end of generation module is connected, for the voltage signal of the output end output of signal processing unit and reference voltage to be generated mould
The reference voltage of block output is compared, and for exporting corresponding level signal based on comparative result；
Main control module is connected with the output end of voltage comparator and is connected with wireless transport module, for receiving voltage
The level signal of comparator output, and for determining whether there is electricity in corresponding survey line to be checked according to the level signal received, and
For that will determine that result is uploaded by wireless transport module.
Further, the Non-contact electricity measurement device further includes the shielding dress for shielding outer signals for pole piece
It sets.
Further, the pole piece includes the first adjustable arc pole piece and the second adjustable arc pole piece being used cooperatively；
First adjustable arc pole piece and the second adjustable arc pole piece are used to form the gripping channel for clamping survey line to be checked；
The concave profile of the concave profile of first adjustable arc pole piece, the second adjustable arc pole piece, is clamping face；
First adjustable arc pole piece or the second adjustable arc pole piece pass through the detection line and the signal processing unit
Input terminal be connected.
Further, the Non-contact electricity measurement device further includes the clamping device for installing pole piece；
The clamping device includes that stacking is used and snapped connection or the first motion block and the second motion block of plug connection,
In:
It is equipped with arc groove on first motion block and the face that is in contact of the second motion block stacking, arc groove on the first motion block and the
Arc groove location on two motion blocks is opposite；
The outer arcuate face of first adjustable arc pole piece matches with the inner wall of arc groove on the first motion block；Second arc of motion
The outer arcuate face of shape pole piece matches with the inner wall of arc groove on the second motion block；
When installing pole piece using the clamping device, the first motion block and the stacking of the second motion block use and snap connection or
Plug connection, the first adjustable arc pole piece and the second adjustable arc pole piece form the gripping channel at this time.
Further, the outer arcuate face paste of the first adjustable arc pole piece merges the inner wall for being fixed on the arc groove of the first motion block
On, the outer arcuate face paste of the second adjustable arc pole piece merges on the inner wall for the arc groove for being fixed on the second motion block.
Further, reference voltage generation module generates and exports the reference voltage of 2.048V.
Further, the Non-contact electricity measurement device further includes battery, the battery respectively with the signal
Processing unit, wireless transport module and control unit electrical connection.
In addition, the contactless survey method for electrically is based on as described above the present invention also provides a kind of contactless survey method for electrically
Non-contact electricity measurement device, comprising steps of
S1, pole piece is wrapped in outside the insulating layer of survey line to be checked in advance, makes to pass through between the core and pole piece of survey line to be checked
The insulating layer interval of survey line to be checked forms capacitor；
S2, by the pole piece outside the above-mentioned insulating layer for being wrapped in survey line to be checked, real-time detection simultaneously exports measurement voltage；
S3, signal processing unit pass through the measurement voltage that its input terminal receives pole piece output in real time, and in real time to being received
To measurement voltage be filtered and enhanced processing；
S4, voltage comparator pass through voltage signal and benchmark that two input terminal real-time reception signal processing unit exports
The reference voltage that voltage generating module is generated and exported, and in real time to the voltage signal and reference voltage of signal processing unit output
The reference voltage of generation module output is compared, and exports corresponding level signal based on comparative result；
The level signal that s5, main control module real-time reception voltage comparator export, and in real time according to received electricity
Whether there is electricity in flat signal determining survey line to be checked, and will determine that result is uploaded to host computer by wireless transport module in real time；
S6, host computer are corresponding to receive each judgement transmitted with storage wireless transport module as a result, and sentencing based on what is received
Determine as a result, dispatching platform to Utilities Electric Co. sends the electric result of the corresponding survey of survey line to be checked.
The beneficial effects of the present invention are:
Non-contact electricity measurement device and method provided by the invention include pole piece, signal processing unit, wireless transmission mould
Block and control unit measure voltage through detecting in use, measurement voltage can be induced by the pole piece being mounted on survey line to be checked
Line reaches signal processing unit and is filtered and enhanced processing, reaches control unit later, is received by control unit and be based on connecing
The measurement voltage received determines whether there is electricity in corresponding survey line to be checked, and wireless transport module is called to upload in corresponding survey line to be checked
Whether the judgement result of electricity is had, it is seen that the site examining and repairing neither taken time and effort with Utilities Electric Co. reduces work difficulty, without
It is reported for repairment by user, Utilities Electric Co. just can learn at the first time whether there is electricity in survey line to be checked, facilitate to mention to a certain extent
It rises circuit overhaul efficiency, mitigate power department workload.
In addition, design principle of the present invention is reliable, structure is simple, has very extensive application prospect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic functional block diagram of the device of one embodiment of the invention.
Fig. 2 is the schematic functional block diagram of the device of another embodiment of the present invention.
Fig. 3 is the schematic functional block diagram of the device of another embodiment of the present invention.
Fig. 4 a is the schematic diagram of the use state one of the pole piece of one embodiment of the invention.
Fig. 4 b is the schematic diagram of the use state two of the pole piece of one embodiment of the invention.
Fig. 4 c is the schematic diagram of the use state three of the pole piece of one embodiment of the invention.
Fig. 5 is that pole piece shown in Fig. 4 a is wrapped in the installation shape on survey line to be checked by the clamping device of one embodiment of the invention
State schematic diagram.
Fig. 6 is the schematic diagram of the clamping device and pole piece after removing survey line to be checked in Fig. 5.
Fig. 7 is the partial structural diagram 1 of clamping device and pole piece shown in Fig. 6.
Fig. 8 is the partial structural diagram 2 of clamping device and pole piece shown in Fig. 6.
Wherein: 100, clamping device, the 101, first motion block, the 102, second motion block, 200, signal processing unit, 300, pole
Piece, the 301, first adjustable arc pole piece, the 302, second adjustable arc pole piece, 400, control unit, 401, reference voltage generation mould
Block, 402, voltage comparator, 403, main control module, 500, survey line to be checked, 600, host computer, 700, Utilities Electric Co. dispatch it is flat
Platform, 800, wireless transport module, 900, detection line, 1000, screening arrangement, 1100, battery.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
The Key Term occurred in the present invention is explained below.
Embodiment 1:
Fig. 1, Fig. 4 a, figure 5-8 are the schematic functionals of the Non-contact electricity measurement device of one embodiment of the invention
Block diagram.
Referring to Fig. 1, which includes:
Pole piece 300, for being wrapped in survey line 500 to be checked, for generating and exporting measurement voltage；
Signal processing unit 200, input terminal are electrically connected by detection line 900 with the pole piece 300, and receiving pole is used for
The measurement voltage that piece 300 exports, and for the measurement voltage received to be filtered and amplified；
Control unit 400 is connect with signal processing unit 200,800 signal of wireless transport module respectively, for receiving letter
The measurement voltage that number processing unit 200 exports, and for whether determining corresponding survey line to be checked 500 according to the measurement voltage received
Electrification, and for that will determine that result is uploaded to host computer 600 by wireless transport module 800；
The host computer 600 receives the judgement uploaded with storage wireless transport module 800 as a result, being used in combination for corresponding
In based on received judgement as a result, dispatching platform 700 to Utilities Electric Co. sends the electric result of survey line 500 to be checked corresponding survey.
Wherein, survey line 500 to be checked can be the phase line to be detected for whether having electricity in it.
It may be preferred that the control unit 400 includes reference voltage generation module 401, voltage comparator 402 and master control
Molding block 403, in which:
The reference voltage generation module 401, for generating simultaneously outputting reference voltage；
The voltage comparator 402, one input end are connected with the output end of signal processing unit 200, another input
End is connected with the output end of reference voltage generation module 401, for believing the voltage of the output end output of signal processing unit 200
Number reference voltage exported with reference voltage generation module 401 is compared, and for the corresponding electricity of output based on comparative result
Ordinary mail number；
The main control module 403, be connected with the output end of voltage comparator 402 and with 800 phase of wireless transport module
Even, for receiving the level signal of the output of voltage comparator 402, and for determining that correspondence is to be checked according to the level signal received
Whether electricity is had in survey line 500, and for that will determine that result is uploaded to host computer 600 by wireless transport module 800.
Before use, pole piece 300 is coated in advance outside the insulating layer of survey line 500 to be checked, at this point, survey line to be checked 500
Between core and pole piece 300 separately by the insulating layer of the survey line 500 to be checked, that is, need core and the pole of detection line 500
Capacitor is constituted between piece 300.
When use: when having electricity with no electricity in survey line 500 to be checked, the measurement voltage induced on pole piece 300 is different；Pole piece
The measurement voltage induced on 300 is transferred to signal processing unit 200 by detection line 900；Signal processing unit 200 is real-time
The measurement voltage that transmits of detection line 900 is received, and received measurement voltage is filtered in real time and enhanced processing, later
It is transferred to voltage comparator 402；Voltage comparator 402 is exported by two input terminal real-time reception signal processing unit 200
Voltage signal and reference voltage generation module 401 generates and the reference voltage that exports, and it is defeated to signal processing unit 200 in real time
Measurement voltage out is compared with the reference voltage that reference voltage generation module 401 exports, and output phase based on comparative result
The level signal answered；The level signal of 403 real-time reception voltage comparator 402 of main control module output, and foundation is connect in real time
The level signal received determines whether there is electricity in survey line 500 to be checked, and will determine that result passes through on wireless transport module 800 in real time
Reach host computer 600；Host computer 600 is corresponding to receive each judgement transmitted with storage wireless transport module 800 as a result, and based on institute
The judgement received sends the electric result of the corresponding survey of survey line 500 to be checked as a result, dispatching platform 700 to Utilities Electric Co..Facilitate electric power
Company dispatches platform 700 and sends someone to repair in time when learning in survey line 500 to be checked without electricity.It can be seen that the Non-contact electricity measurement device
It uses, so that the site examining and repairing neither taken time and effort with Utilities Electric Co., reduces work difficulty, is reported for repairment without by user,
Utilities Electric Co. can learn in time whether there is electricity in survey line to be checked, facilitate to promote circuit overhaul efficiency to a certain extent, mitigate
Power department workload helps to promote Electrical Safety.
Wherein, host computer 600 based on received judgement as a result, to Utilities Electric Co. dispatch platform 700 send it is to be detected
The electric result of the corresponding survey of line 500, comprising:
(host computer 600) is dispatched flat when received judgement result, which is, has electricity in survey line 500 to be checked to Utilities Electric Co.
Platform 700 sends the information that survey line to be checked has electricity；
(host computer 600) the judgement result received be survey line 500 to be checked in without electricity when, dispatch platform to Utilities Electric Co.
700 send the warning information that survey line 500 to be checked powers off.
Wherein, the voltage letter that voltage comparator 402 is exported by two input terminal real-time reception signal processing unit 200
Number and reference voltage generation module 401 generates and the reference voltage that exports, and the measurement exported in real time to signal processing unit 200
Voltage is compared with the reference voltage that reference voltage generation module 401 exports, and exports corresponding level based on comparative result
Signal, comprising:
If the measurement voltage that signal processing unit 200 exports is greater than the reference voltage that reference voltage generation module 401 exports,
Then voltage comparator 402 exports high level signal, otherwise exports low level signal.
Wherein, the level signal of 403 real-time reception voltage comparator 402 of main control module output, and foundation is connect in real time
The level signal received determines whether there is electricity in survey line 500 to be checked, specifically includes:
If received level signal is high level signal, main control module 403 determines and the high level signal pair
There is electricity in the survey line to be checked answered；
If received level signal is low level signal, main control module 403 determines and the low level signal pair
The survey line to be checked answered is not charged (without electricity in survey line 500 i.e. to be checked).
Wherein, host computer 600 based on received judgement as a result, to Utilities Electric Co. dispatch platform 700 send it is corresponding to
Whether there is the warning information of electricity in detection line 500, specifically include:
Received judgement result be survey line to be checked in have electricity when, to Utilities Electric Co. dispatch platform 700 send it is to be checked
There is the information of electricity in survey line；
Received judgement result be survey line to be checked in without electricity when, to Utilities Electric Co. dispatch platform 700 send it is to be checked
The warning information powered off in survey line.
It should be noted that single-chip microcontroller or central processing unit can be used in main control module 403；Utilities Electric Co. dispatches platform
700 can be a kind of intelligent terminal, can be certainly after receiving the warning information powered off in the survey line to be checked that host computer 600 is sent
Dynamic connection correlation service personnel overhauls related survey line 500 to be checked.
The present embodiment is for overhauling 220V phase line, and reference voltage generation module 401 generates at this time and the benchmark exported is electric
Pressure is 2.048V voltage, at this time: if the measurement voltage of 402 input terminal of voltage comparator input is greater than 2.048V, voltage compares
Device 402 exports high level, and being corresponding in the 220V phase line has electricity, is otherwise corresponding in the 220V phase line without electricity.
Optionally, the pole piece 300, including the first adjustable arc pole piece 301 being used cooperatively and the second adjustable arc
Pole piece 302；First adjustable arc pole piece 301 and the second adjustable arc pole piece 302 are used to form for clamping survey line 500 to be checked
Gripping channel；The concave profile of the concave profile of first adjustable arc pole piece 301, the second adjustable arc pole piece 302 is clamping
Face；First adjustable arc pole piece 301 (being also possible to the second adjustable arc pole piece 302), by the detection line 900 with it is described
The input terminal of signal processing unit 200 is connected.In use, respectively by the first adjustable arc pole piece 301 and the second adjustable arc pole
The concave profile position of piece 302 relatively overlays on outside the insulating layer of survey line 500 to be checked, at this time 301 He of the first adjustable arc pole piece
Second adjustable arc pole piece 302 forms the gripping channel, for across survey line 500 to be checked.
In the present embodiment, both ends pair when the first adjustable arc pole piece 301 and the second adjustable arc pole piece 302 are used cooperatively
It should contact and surround a closed-loop, the channel in the closed-loop is the first adjustable arc pole piece 301 and the second adjustable arc pole piece
302 gripping channels formed when being used cooperatively, as shown in fig. 4 a, in use, the first adjustable arc pole piece 301 and the second arc of motion
Shape pole piece 302 is for generating measurement voltage, and generated measurement voltage signal reaches signal processing unit by detection line 900
200, for subsequent processing.
It should be noted that when the first adjustable arc pole piece 301 and the second adjustable arc pole piece 302 are used cooperatively, first
The relative positional relationship of adjustable arc pole piece 301 and the second adjustable arc pole piece 302 can also (1) and (2) in the following way
In any way be replaced:
(1) one end of the b: the first adjustable arc pole piece 301 connects with one end of the second adjustable arc pole piece 302 referring to fig. 4
Touching, the other end of the first adjustable arc pole piece 301 are mutually separated with the other end of the second adjustable arc pole piece 302；
(2) one end phase of one end of the c: the first adjustable arc pole piece 301 and the second adjustable arc pole piece 302 is divided referring to fig. 4
From the other end of the first adjustable arc pole piece 301 is also mutually separated with the other end of the second adjustable arc pole piece 302.
Wherein it should be noted that for pole piece 300 shown in Fig. 4 c: if the first adjustable arc pole piece 301 passes through inspection
Survey line 900 is connected with the input terminal of the signal processing unit 200, then is subsequently used for determining what whether survey line 500 to be checked charged
Measuring voltage is only the measurement voltage induced on the first adjustable arc pole piece 301；If the second adjustable arc pole piece 302 passes through inspection
Survey line 900 is connected with the input terminal of the signal processing unit 200, then is subsequently used for determining what whether survey line 500 to be checked charged
Measuring voltage is only the measurement voltage induced on the second adjustable arc pole piece 302.
Optionally, Non-contact electricity measurement device described in the present embodiment further includes the clamping machine for installing pole piece 300
Structure 100.The clamping device 100 includes first motion block 101 and second motion block 102 of the stacking using simultaneously plug connection.Wherein,
Be equipped with arc groove on first motion block 101 and the face that is in contact of the second motion block 102 stacking, the arc groove on the first motion block 101 with
Arc groove location on second motion block 102 is opposite；Arc on the outer arcuate face of first adjustable arc pole piece 301, with the first motion block 101
The inner wall of shape slot matches；The inner wall phase of arc groove on the outer arcuate face of second adjustable arc pole piece 302, with the second motion block 102
It coincide.
For the installation convenient for pole piece 300, the outer arcuate face paste of the first adjustable arc pole piece 301 in the present embodiment merges solid
It is scheduled on the inner wall of the arc groove of the first motion block 101, the outer arcuate face paste merging of the second adjustable arc pole piece 302 is fixed on second
On the inner wall of the arc groove of motion block 102, when the first motion block 101 and 102 plug connection of the second motion block stacking are in use, the first activity
Arc-shaped pole piece 301 and the second adjustable arc pole piece 302 are used cooperatively, and form the clamping for clamping survey line 500 to be checked
Channel.In the present embodiment, when the first motion block 101 and 102 plug connection of the second motion block stacking are in use, the first adjustable arc pole
Piece 301 and the second adjustable arc pole piece 302 are formed by gripping channel as shown in fig. 4 a.
It should be noted that when specific implementation, it can also be by the two adjustable arc pole pieces and the first motion block 101 of pole piece 300
It is separately positioned with the second motion block 102, it so being individually replaced and safeguarding convenient for pole piece 300 and clamping device 100.
In use, separating the first motion block 101 and the second motion block 102 first, survey line 500 to be checked is clamped in first later
Between the concave profile of adjustable arc pole piece 301 and the concave profile of the second adjustable arc pole piece 302, later described in plug connection
The first motion block 101 and the second motion block 102, pole piece 300 can be mounted on survey line 500 to be checked.Detachable, only need to be by first
Motion block 101 and the separation of the second motion block 102, pole piece 300 can be removed, avoid and disconnect survey line to be checked from survey line 500 to be checked
500 place circuits, it is easy to loading and unloading, and without tools such as extraneous screws, facilitate to promote circuit maintenance effect to a certain extent
Rate mitigates power department workload and reduces the cost of overhaul.
It should be noted that in the present embodiment, set that there are four jacks on the face equipped with arc groove of the first motion block 101
1012, set that there are four inserting column 1022, four jacks 1012 and four inserting columns on the face equipped with arc groove of the second motion block 102
1022 positions are opposite and are distributed in quadrangle, and the first motion block 101 and the second motion block 102 pass through aforementioned four jack 1012
With four 1022 plug connections of inserting column.
Wherein, wireless transport module 800 described in the present embodiment uses NB-IoT module, when specific implementation, can also adopt
With GPRS wireless communication module, cdma wireless communication module, data radio station communication module, spread spectrum microwave communication module, wireless network
Bridge communication module, satellite communication module, short wave communication module, any one in mobile network communication module are replaced.
It should be noted that pole piece 300 described in the present embodiment is made of conductor material, preferentially selection is led when realization
The electric higher conductor material of rate, such as silver, copper, gold, aluminium.Pole piece 300 in the present embodiment is made of aluminum material.It additionally needs
Illustrate, the clamping device 100, which is adopted, to be made from an insulative material.
It should be noted that the reference voltage generation module 401 is carried out in fact using special chip in the prior art
It is existing, for generating and exporting the reference voltage of 2.048V, wherein 2.048V is verifying preferably reference voltage value: it is lower than this value,
Corresponding measurement voltage is not easy to detect；Higher than this value, it is easy that survey line to be checked is had into electro-detection Cheng Wu electricity.
It is further to note that in use, those skilled in the art can also replace the clamping by insulating tape
Mechanism 100 realizes that pole piece 300 treats the clamping of detection line 500, thus by the package of pole piece 300 (coating) in survey line 500 to be checked
On.
Embodiment 2:
Fig. 2, Fig. 4 a, another embodiment that figure 5-8 is Non-contact electricity measurement device of the present invention.
The present embodiment is based on embodiment 1, unlike the first embodiment, the Non-contact electricity measurement device in the present embodiment, and also
Including battery 1100.The battery 1100 respectively with the signal processing unit 200, wireless transport module 800 and control
Unit 400 is electrically connected, for powering for signal processing unit 200, wireless transport module 800 and control unit 400.Wherein, it stores
The use of battery 1100 makes the Non-contact electricity measurement device from the influence of extraneous condition of power supply, adds somewhat to this
The convenience that Non-contact electricity measurement device uses.In use, need to only regularly replace battery 1100.
Embodiment 3:
Fig. 3, Fig. 4 a, another embodiment that figure 5-8 is Non-contact electricity measurement device of the present invention.
Referring to Fig. 3, Fig. 4 a, figure 5-8, the present embodiment compared with Example 2, the difference is that, in the present embodiment
Non-contact electricity measurement device further includes the screening arrangement 1000 for shielding external electromagnetic signal for the pole piece 300.
In use, the cover of pole piece 300 is got up by screening arrangement 1000, so that pole piece 300 and external world's barrier are come, after
And achieve the purpose that shield external electromagnetic signal to a certain extent.
It should be noted that screening arrangement 1000 is the prior art, those skilled in the art can select according to actual conditions
The corresponding prior art is realized.
Embodiment 4:
Present embodiments provide a kind of contactless survey method for electrically.Contactless survey method for electrically in the present embodiment, is based on
Non-contact electricity measurement device described in embodiment 1, comprising steps of
S1, pole piece 300 is wrapped in outside the insulating layer of survey line 500 to be checked in advance, makes the core and pole piece of survey line 500 to be checked
Capacitor is formed by the insulating layer interval of survey line 500 to be checked between 300；
S2, by the pole piece 300 outside the above-mentioned insulating layer for being wrapped in survey line 500 to be checked, real-time detection simultaneously exports measurement electricity
Pressure；
S3, signal processing unit 200 receive the measurement voltage that pole piece 300 exports by its input terminal in real time, and right in real time
Received measurement voltage is filtered and enhanced processing；
S4, voltage comparator 402 pass through the voltage signal that two input terminal real-time reception signal processing unit 200 exports
The reference voltage for generating and exporting with reference voltage generation module 401, and the voltage that signal processing unit 200 exports is believed in real time
Number reference voltage exported with reference voltage generation module 401 is compared, and exports corresponding level letter based on comparative result
Number；
The level signal that s5,403 real-time reception voltage comparator 402 of main control module export, and foundation is received in real time
To level signal determine whether there is electricity in survey line 500 to be checked, and will determine that result is uploaded by wireless transport module 800 in real time
To host computer 600；
Each judgement that the corresponding reception of s6, host computer 600 is transmitted with storage wireless transport module 800 is as a result, and based on reception
To judgement send the electric result of survey line 500 to be checked corresponding survey as a result, dispatching platform 700 to Utilities Electric Co..
It is corresponding with Non-contact electricity measurement device described in embodiment 1 in view of the contactless survey method for electrically, have upper
The all advantages of Non-contact electricity measurement device are stated, details are not described herein.
Embodiment 5:
Present embodiments provide the contactless another embodiment for surveying method for electrically of the present invention.
The present embodiment compared with Example 4, the difference is that: the contactless survey method for electrically in the present embodiment, institute
Based on Non-contact electricity measurement device be embodiment 2 described in Non-contact electricity measurement device.In the present embodiment, pass through electric power storage
Pond 1100 is that the signal processing unit 200, wireless transport module 800 and control unit 400 are powered.
The attainable technical effect of the present embodiment institute, can refer to above, details are not described herein.
Embodiment 6:
Present embodiments provide the contactless another embodiment for surveying method for electrically of the present invention.
The present embodiment compared with Example 5, the difference is that: the contactless survey method for electrically in the present embodiment, institute
Based on Non-contact electricity measurement device be embodiment 3 described in Non-contact electricity measurement device.In the present embodiment, pass through shielding
Device 1000 gets up the cover of pole piece 300.
The attainable technical effect of the present embodiment institute, can refer to above, details are not described herein.
It should be noted that part same and similar between each embodiment in this specification may refer to each other.
It is further to note that documented Non-contact electricity measurement device and method in this specification, are mainly used for examining
Whether have electricity, the survey line to be checked of 110V, pole are lower than for voltage if surveying in survey line to be checked (such as phase line) of the voltage not less than 110V
The voltage signal sensed on piece 300 is more faint, is not easy to be identified, filter or handle.
To sum up, the present invention can reduce the work difficulty and workload of service personnel to a certain extent, to mention
The working efficiency of high service personnel.
Although by reference to attached drawing and combining the mode of preferred embodiment to the present invention have been described in detail, the present invention
It is not limited to this.Without departing from the spirit and substance of the premise in the present invention, those of ordinary skill in the art can be to the present invention
Embodiment carry out various equivalent modifications or substitutions, and these modifications or substitutions all should in covering scope of the invention/appoint
What those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, answer
It is included within the scope of the present invention.Therefore, protection scope of the present invention is answered described is with scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of Non-contact electricity measurement device characterized by comprising
Pole piece (300), for being wrapped in survey line to be checked (500), for generating and exporting measurement voltage；
Signal processing unit (200), input terminal is electrically connected by detection line (900) with the pole piece (300), for receiving
The measurement voltage of pole piece (300) output, and for the measurement voltage received to be filtered and amplified；
Wireless transport module (800), the wireless communication for this system；
Control unit (400) is connect, for receiving respectively with signal processing unit (200), wireless transport module (800) signal
The measurement voltage of signal processing unit (200) output, and for determining corresponding survey line to be checked based on the measurement voltage received
(500) whether there is electricity in, and for calling wireless transport module (800) to upload in corresponding survey line (500) to be checked whether have electricity
Determine result.
2. Non-contact electricity measurement device according to claim 1, which is characterized in that the Non-contact electricity measurement device is also wrapped
It includes:
Host computer (600) receives the judgement uploaded with storage wireless transport module (800) as a result, and for being based on for corresponding
Received judgement sends the electric result of the corresponding survey of survey line (500) to be checked as a result, dispatching platform (700) to Utilities Electric Co..
3. Non-contact electricity measurement device according to claim 1 or 2, which is characterized in that control unit (400) packet
It includes:
Reference voltage generation module (401), for generating simultaneously outputting reference voltage；
Voltage comparator (402), one input end are connected with the output end of signal processing unit (200), another input terminal and base
The output end of quasi- voltage generating module (401) is connected, the voltage signal for exporting the output end of signal processing unit (200)
It is compared with the reference voltage of reference voltage generation module (401) output, and for the corresponding electricity of output based on comparative result
Ordinary mail number；
Main control module (403) is connected with the output end of voltage comparator (402) and is connected with wireless transport module (800),
For receiving the level signal of voltage comparator (402) output, and for determining that correspondence is to be checked according to the level signal received
Whether electricity is had in survey line (500), and for that will determine that result is uploaded by wireless transport module (800).
4. Non-contact electricity measurement device according to claim 1 or 2, which is characterized in that the contactless survey Denso
Set further includes for being the screening arrangement (1000) of pole piece (300) shielding outer signals.
5. Non-contact electricity measurement device according to claim 1 or 2, which is characterized in that the pole piece (300) includes matching
Close the first adjustable arc pole piece (301) and the second adjustable arc pole piece (302) used；
First adjustable arc pole piece (301) and the second adjustable arc pole piece (302) are used to form for clamping survey line to be checked (500)
Gripping channel；The concave profile of the concave profile of first adjustable arc pole piece (301), the second adjustable arc pole piece (302),
For clamping face；
First adjustable arc pole piece (301) or the second adjustable arc pole piece (302), by the detection line (900) with it is described
The input terminal of signal processing unit (200) is connected.
6. Non-contact electricity measurement device according to claim 5, which is characterized in that the Non-contact electricity measurement device is also
Including the clamping device (100) for installing pole piece (300)；
The clamping device (100) includes that stacking is used and snapped connection or the first motion block (101) and second of plug connection
Motion block (102), in which:
First motion block (101) and the second motion block (102), which are laminated on the face being in contact, is equipped with arc groove, on the first motion block (101)
Arc groove it is opposite with the arc groove location on the second motion block (102)；
The outer arcuate face of first adjustable arc pole piece (301) matches with the inner wall of arc groove on the first motion block (101)；Second
The outer arcuate face of adjustable arc pole piece (302) matches with the inner wall of arc groove on the second motion block (102)；
When installing pole piece (300) using the clamping device (100), the first motion block (101) and the second motion block (102) stacking
Using and snap connection or plug connection, the first adjustable arc pole piece (301) and the formation of the second adjustable arc pole piece (302) at this time
The gripping channel.
7. Non-contact electricity measurement device according to claim 6, which is characterized in that the first adjustable arc pole piece (301)
Outer arcuate face paste merges on the inner wall for the arc groove for being fixed on the first motion block (101), the outer arc of the second adjustable arc pole piece (302)
Shape face paste merges on the inner wall for the arc groove for being fixed on the second motion block (102).
8. Non-contact electricity measurement device according to claim 3, which is characterized in that reference voltage generation module (401) produces
Give birth to and export the reference voltage of 2.048V.
9. Non-contact electricity measurement device according to claim 1 or 2, which is characterized in that the contactless survey Denso
Setting further includes battery (1100), the battery (1100) respectively with the signal processing unit (200), wireless transport module
(800) and control unit (400) is electrically connected.
10. a kind of contactless survey method for electrically, which is characterized in that the contactless survey method for electrically is based on as claimed in claim 3
Non-contact electricity measurement device, comprising steps of
S1, pole piece (300) is wrapped in outside the insulating layer of survey line to be checked (500) in advance, makes core and the pole of survey line to be checked (500)
Capacitor is formed by the insulating layer interval of survey line to be checked (500) between piece (300)；
S2, by the pole piece (300) outside the above-mentioned insulating layer for being wrapped in survey line to be checked (500), real-time detection simultaneously exports measurement electricity
Pressure；
S3, signal processing unit (200) receive the measurement voltage of pole piece (300) output by its input terminal in real time, and right in real time
Received measurement voltage is filtered and enhanced processing；
S4, voltage comparator (402) pass through the voltage signal that two input terminal real-time reception signal processing unit (200) exports
The reference voltage for generating and exporting with reference voltage generation module (401), and in real time to the electricity of signal processing unit (200) output
Pressure signal is compared with the reference voltage that reference voltage generation module (401) exports, and output is corresponding based on comparative result
Level signal；
The level signal that s5, main control module (403) real-time reception voltage comparator (402) export, and foundation is received in real time
To level signal determine whether there is electricity in survey line (500) to be checked, and will determine that result passes through wireless transport module (800) in real time
It is uploaded to host computer (600)；
Each judgement that the corresponding reception of s6, host computer (600) is transmitted with storage wireless transport module (800) is as a result, and based on reception
To judgement send corresponding the surveys electricity result of survey line (500) to be checked as a result, dispatching platform (700) to Utilities Electric Co..
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910654968.9A CN110231507A (en) | 2019-07-19 | 2019-07-19 | A kind of Non-contact electricity measurement device and method |
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| CN201910654968.9A CN110231507A (en) | 2019-07-19 | 2019-07-19 | A kind of Non-contact electricity measurement device and method |
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| CN110231507A true CN110231507A (en) | 2019-09-13 |
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Application publication date: 20190913 |