CN109752619A - Leak electricity amount detecting device - Google Patents
Leak electricity amount detecting device Download PDFInfo
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- CN109752619A CN109752619A CN201711058480.7A CN201711058480A CN109752619A CN 109752619 A CN109752619 A CN 109752619A CN 201711058480 A CN201711058480 A CN 201711058480A CN 109752619 A CN109752619 A CN 109752619A
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- electrical leakage
- leakage quantity
- magnetic core
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Abstract
The present invention relates to electric leakage amount detecting devices, leakage current value is arranged using numerical data in it in detail, electrical leakage quantity can be shown at any time and transmits electrical leakage quantity data to the terminal device of user, the electric leakage amount detecting device includes: electric leakage inductive pick-up, it is mounted in electric wire and each load, for incuding the electrical leakage quantity of said wires and each load；Multiplexer, the electrical leakage quantity sensed for receiving above-mentioned electric leakage inductive pick-up, the electrical leakage quantity received is sequentially output；Amplifier, the electrical leakage quantity for exporting to above-mentioned multiplexer amplify；The electrical leakage quantity of analog-digital converter, the analog signal for exporting above-mentioned amplifier is converted to digital signal；Display, for showing above-mentioned electrical leakage quantity；Central processing unit, for controlling aforementioned display device and multiplexer；Magnetic core is connected on circuit board including the lower part magnetic core being mounted on the buck plate of lower part and the top magnetic core being mounted on the buck plate of top, the induction coil for being wrapped in one end of magnetic core by lead.
Description
Technical field
The present invention relates to electric leakage amount detecting device and related contents, more particularly it relates to detailed using numerical data
Thin setting leakage current value, can show electrical leakage quantity at any time, and the electrical leakage quantity of electrical leakage quantity data can be transmitted to the terminal device of user
Detection device related content.
Background technique
Since the deterioration, aging and mechanization of electric wire or electric appliance damage and cause the leaky of electric current leakage.Such leakage
When leakage current caused by electrical phenomena contacts the construction materials such as timber or inflammable substance, fire will be caused.Therefore, it leaks
When electric, at present using the electricity leakage warner of capable of emitting alarm or the leakage relay of cutting electric leakage equipment electric current.
But such electricity leakage warner and leakage relay uses analog signal.Therefore, it is impossible to setting leakage in detail
Electric Limiting current value.Furthermore, it would be desirable to confirm the electrical leakage quantity for each load being connected with electric wire, the load more to electrical leakage quantity into
Row trimming, but current electricity leakage warner and leakage relay can not confirm the electrical leakage quantity of load.Moreover, leakage used at present
Electric siren and leakage relay can only at most measure the electrical leakage quantity of 10 loads.Therefore, it is necessary to develop to can measure more bear
The leakage relay of the electrical leakage quantity of load.
Patent document
Patent document 1: Korean published Patent the 10-2012-0131452nd (on December 05th, 2012).
Summary of the invention
The technical issues of solution
In order to improve the above problem, the purpose of the present invention is to provide leakage current value is arranged in detail with numerical data, with
When show electrical leakage quantity, can be by the electric leakage amount detecting device of the terminal device of electrical leakage quantity data transmission to user.
In addition, the purpose of the present invention is not limited to content as described above, it can be expressly understood that from aftermentioned content and not yet relate to
And other purposes.
Technical solution
In order to reach object above, electric leakage amount detecting device of the invention is for measuring electric wire and being connected with electric wire each
The electrical leakage quantity of load, comprising: electric leakage inductive pick-up is mounted in said wires and each load, for incuding said wires
And the electrical leakage quantity of each load；Multiplexer, the electrical leakage quantity sensed for receiving above-mentioned electric leakage inductive pick-up, will connect
The electrical leakage quantity received is sequentially output；Amplifier, the electrical leakage quantity for exporting to above-mentioned multiplexer amplify；Analog-to-digital conversion
The electrical leakage quantity of device, the analog signal for exporting above-mentioned amplifier is converted to digital signal；Display, for showing above-mentioned leakage
Electricity；Central processing unit, for controlling aforementioned display device and multiplexer；Magnetic core, including being mounted on the buck plate of lower part
Lower part magnetic core and the top magnetic core being mounted on the buck plate of top, the induction coil for being wrapped in one end of magnetic core are connected by lead
Onto circuit board.
Preferably, above-mentioned electric leakage inductive pick-up is middle video sensor.
Preferably, above-mentioned electric leakage inductive pick-up further includes the digital signal leakage for saving above-mentioned analog-digital converter conversion
The electrical leakage quantity reservoir of electricity；And for utilizing wireless telecommunications, the terminal that above-mentioned electrical leakage quantity is sent to external users is set
Standby communication device.
Invention effect
According to electric leakage amount detecting device of the invention formed as described above, by leaking electricity, inductive pick-up confirms electricity in advance
Line and the electrical leakage quantity of each load, can measure against electrical leakage accident.
In addition, electric leakage amount detecting device of the invention can be controlled in detail using the digital signal converted by analog-digital converter
System electric leakage boundary value.
Further, electric leakage amount detecting device of the invention further includes electrical leakage quantity reservoir and communication device, can be to using
The terminal device of person transmits the electrical leakage quantity of each period, can confirm electrical leakage quantity whenever and wherever possible, convenient for control management.
Detailed description of the invention
Fig. 1 is the block diagram of the electric leakage amount detecting device of the 1st embodiment of the invention.
Fig. 2 is the block diagram of the electric leakage amount detecting device of the 2nd embodiment of the invention.
Appended drawing reference
100 electric leakage inductive pick-ups
200 multiplexers
300 amplifiers
400 analog-digital converters
500 displays
600 central processing units
700 magnetic cores
800 electrical leakage quantity reservoirs
900 communication devices
Specific embodiment
Beneficial effects of the present invention, feature and method reference attached drawing and the aftermentioned detailed embodiment of reaching its purpose, can
It is clearly understood that.But the present invention is not limited solely to aftermentioned embodiment, by by it is a variety of it is different in the form of realize, provide aftermentioned
Embodiment is intended merely to keep the present invention more complete, completely introduces this to the personnel for having technical field basic knowledge
The scope of authority of invention.Moreover, term used in this specification is used to introduce embodiment, it is not intended to limit
The present invention.In the case where not providing special note, the singular word of this specification also applicable plural number.
Hereinafter, will be described in detail desirable embodiment of the invention with reference to attached drawing.Also, in this touch upon or omission
Fallen the structure and its functions and effects that can easily be understood that in relation to the personnel for having the art basic knowledge diagram and in detail
It is thin to introduce, centered on related content of the present invention, describe in detail.
Fig. 1 is electric leakage amount detecting device (the ELECTRIC-LEAKAGE DETECTING of the 1st embodiment of the invention
DEVICE block diagram).
As shown in Figure 1, the electric leakage amount detecting device of 1st embodiment of the invention is as measuring electric wire and be connected with electric wire each
The device of the electrical leakage quantity of a load includes following elements: electric leakage inductive pick-up 100, multiplexer 200, amplifier
300, analog-digital converter 400, display 500, central processing unit 600 and magnetic core 700.
Electric leakage inductive pick-up 100 is mounted in said wires and each load, for incuding said wires and each negative
The electrical leakage quantity of load.Electric leakage inductive pick-up 100 at this time is intermediate frequency (medium frequency, MF) sensor.
This electric leakage inductive pick-up 100 is being installed with each electric wire being connected that loads, is detecting the electric leakage of electric wire and load
Amount, electrical leakage quantity is exported to multiplexer 200.Electric wire equipped with electric leakage inductive pick-up 100 is connected with load, can at most connect
Connect 32 loads.That is, the electrical leakage quantity of detectable 32 loads of the electric leakage amount detecting device of the 1st embodiment of the invention.
Multiplexer 200 receives the electrical leakage quantity that is sensed of electric leakage inductive pick-up 100, by the electrical leakage quantity received according to
Secondary output.Specifically, multiplexer (Multiplexer) 200 is in the leakage received from multiple electric leakage inductive pick-ups 100
In electricity, some electrical leakage quantity is exported.
The electrical leakage quantity that amplifier 300 exports amplification from multiplexer 200.
The electrical leakage quantity for the analog signal that amplifier 300 exports is converted to digital signal by analog-digital converter 400.
Display 500 then shows electrical leakage quantity.Specifically, control of the display 500 in aftermentioned central processing unit 600
Under, show various information.
Central processing unit 600 controls display 500 and multiplexer 200.Specifically, central processing unit 600 is to more
While path multiplexer 200 provides control signal, various information are transmitted to display 500.
The induction coil for being wrapped in 700 one end of magnetic core is connected on circuit board by lead, which includes being mounted on down
Lower part magnetic core on portion's buck plate and the top magnetic core being mounted on the buck plate of top.
Although not providing diagram, before introducing magnetic core 700, electric current and voltage check device can be divided into top buck plate and
Lower part buck plate.The channel of the magnetic flux generated due to load current and leakage current, i.e. magnetic core 700 divide for lower part magnetic core and
Top magnetic core, lower part magnetic core are mounted on the buck plate of lower part, and top magnetic core is then mounted on the buck plate of top.
At this point, over time and temperature change and convergent-divergent is repeated, the lower part magnetic core of assembly and top
Magnetic core can form hole, which can lead to the variation of magnetic flux.
In order to solve this problem, top magnetic core is made intoType, two sides position outstanding is not parallel, in order to make lower part magnetic core
It is close to two positions outstanding of top magnetic core, it is proposed that maintain the two sides protruding parts of the two sides of lower part magnetic core and top magnetic core
Identical angle.
Operation embodiment according to the electric leakage amount detecting device of the 1st embodiment of the present invention of structure as described above is as follows.
Electric leakage inductive pick-up 100 is mounted on each electric wire of connection load, detects the electrical leakage quantity of electric wire and load, will
The electrical leakage quantity detected is transmitted to multiplexer 200.The multiplexer of electrical leakage quantity is received from electric leakage inductive pick-up 100
200, under the control of central processing unit 600, the electrical leakage quantity received from each electric leakage inductive pick-up 100 is sequentially output.
The electrical leakage quantity that multiplexer 200 exports passes through the amplification of amplifier 300, is input to analog-digital converter 400.Analog-digital converter
The electrical leakage quantity for the analog signal that amplifier 300 is sent is converted to digital signal by 400.Pass through 400 turns of analog-digital converter
The electrical leakage quantity for being changed to digital signal is sent to central processing unit 600.Central processing unit 600 confirms that analog-digital converter 400 transmitted
Come electrical leakage quantity whether within the allowable range while, electrical leakage quantity is shown on display 500.
Fig. 2 is the block diagram of the electric leakage amount detecting device of the 2nd embodiment of the invention.
As shown in Fig. 2, the electric leakage amount detecting device of the 2nd embodiment of the invention includes following elements: leakage inductance inductive sensing
Device 100, multiplexer 200, amplifier 300, analog-digital converter 400, display 500, central processing unit 600, magnetic core 700,
Electrical leakage quantity reservoir 800 and communication device 900.
Electrical leakage quantity reservoir 800 saves the electrical leakage quantity for the digital signal converted by analog-digital converter 400.That is, passing through
Electrical leakage quantity reservoir 800 saves electrical leakage quantity in real time, and can be distinguished and be saved according to the period, therefore can confirm each time at a glance
The electrical leakage quantity of section.
Electrical leakage quantity is then sent on external user's terminal device using wireless telecommunications by communication device 900.It is specific next
It says, use will be transmitted to according to the electrical leakage quantity that each period is distinguished by electrical leakage quantity reservoir 800 using communication device 900
On the terminal device of person, user can confirm electrical leakage quantity whenever and wherever possible, convenient for control management.
Content as described above in order to help to understand aftermentioned scope of the claims, and relatively broad describes this
The feature and technological merit of invention.Have the personnel of technical field basic knowledge it is understood that the present invention is unchanged
On the basis of the technical idea or Essential features in the more field, it can implement in the form of other are specific.Therefore, above-described embodiment
It can be considered example, and unrestricted.Interest field of the invention is more accurately displayed relative to above-mentioned detailed description
It in aftermentioned claims, and is understood to, what claims and equivalent conception were extended has altered or deform
Form be included in interest field of the invention.
Claims (3)
1. a kind of electric leakage amount detecting device, the electrical leakage quantity of each load for detecting electric wire and being connected with said wires is special
Sign is that above-mentioned electric leakage amount detecting device includes:
Leak electricity inductive pick-up, is mounted in said wires and above-mentioned each load, for incuding said wires and above-mentioned each
The electrical leakage quantity of load；
Multiplexer, for receiving above-mentioned electrical leakage quantity that above-mentioned electric leakage inductive pick-up is sensed and being sequentially output；
Amplifier, the above-mentioned electrical leakage quantity for exporting to above-mentioned multiplexer amplify；
The electrical leakage quantity of analog-digital converter, the analog signal for exporting above-mentioned amplifier is converted to the electrical leakage quantity of digital signal；
Display, for showing above-mentioned electrical leakage quantity；
Central processing unit, for controlling aforementioned display device and above-mentioned multiplexer；And
Magnetic core, including the lower part magnetic core being mounted on the buck plate of lower part and the top magnetic core being mounted on the buck plate of top, winding
Induction coil in one end of above-mentioned magnetic core is connected on circuit board by lead.
2. electric leakage amount detecting device as described in claim 1, which is characterized in that above-mentioned electric leakage inductive pick-up is intermediate frequency sensing
Device.
3. electric leakage amount detecting device as described in claim 1, which is characterized in that further include:
Electrical leakage quantity reservoir, the electrical leakage quantity of the digital signal for saving above-mentioned analog-digital converter conversion；And
Communication device, for above-mentioned electrical leakage quantity to be sent to the terminal device of external users using wireless telecommunications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058480.7A CN109752619A (en) | 2017-11-01 | 2017-11-01 | Leak electricity amount detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711058480.7A CN109752619A (en) | 2017-11-01 | 2017-11-01 | Leak electricity amount detecting device |
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| Publication Number | Publication Date |
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| CN109752619A true CN109752619A (en) | 2019-05-14 |
Family
ID=66398946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711058480.7A Pending CN109752619A (en) | 2017-11-01 | 2017-11-01 | Leak electricity amount detecting device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101344543A (en) * | 2007-07-11 | 2009-01-14 | 天津市中天峰电器有限公司 | Miniature multipath electric fire disaster monitoring alarm |
| CN201477172U (en) * | 2009-08-13 | 2010-05-19 | 福建俊豪电子有限公司 | Electric leakage detection circuit system |
| CN101923134A (en) * | 2010-03-22 | 2010-12-22 | 许继集团有限公司 | Digital leakage current detection circuit and detection method thereof |
| CN102004203A (en) * | 2009-08-31 | 2011-04-06 | 西门子公司 | Leakage current detection device |
| JP2012002723A (en) * | 2010-06-18 | 2012-01-05 | Fuji Electric Co Ltd | Current detector |
| KR20120131452A (en) * | 2011-05-25 | 2012-12-05 | 야베스텍 주식회사 | A Remote Power Switching System Of A Power Provider For Detecting Earth Leakage & Remote Power Switching of the Provider |
| CN103412172A (en) * | 2013-07-16 | 2013-11-27 | 国家电网公司 | Multi-channel leakage current measurement system and measurement method |
| CN103675396A (en) * | 2012-09-13 | 2014-03-26 | 武汉金天新能源科技有限公司 | Leak current detector for photovoltaic inverter |
-
2017
- 2017-11-01 CN CN201711058480.7A patent/CN109752619A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101344543A (en) * | 2007-07-11 | 2009-01-14 | 天津市中天峰电器有限公司 | Miniature multipath electric fire disaster monitoring alarm |
| CN201477172U (en) * | 2009-08-13 | 2010-05-19 | 福建俊豪电子有限公司 | Electric leakage detection circuit system |
| CN102004203A (en) * | 2009-08-31 | 2011-04-06 | 西门子公司 | Leakage current detection device |
| CN101923134A (en) * | 2010-03-22 | 2010-12-22 | 许继集团有限公司 | Digital leakage current detection circuit and detection method thereof |
| JP2012002723A (en) * | 2010-06-18 | 2012-01-05 | Fuji Electric Co Ltd | Current detector |
| KR20120131452A (en) * | 2011-05-25 | 2012-12-05 | 야베스텍 주식회사 | A Remote Power Switching System Of A Power Provider For Detecting Earth Leakage & Remote Power Switching of the Provider |
| CN103675396A (en) * | 2012-09-13 | 2014-03-26 | 武汉金天新能源科技有限公司 | Leak current detector for photovoltaic inverter |
| CN103412172A (en) * | 2013-07-16 | 2013-11-27 | 国家电网公司 | Multi-channel leakage current measurement system and measurement method |
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Application publication date: 20190514 |