CN105807112A - Intelligent electric meter with uncovering alarming function and uncovering alarming method - Google Patents
Intelligent electric meter with uncovering alarming function and uncovering alarming method Download PDFInfo
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- CN105807112A CN105807112A CN201610182444.0A CN201610182444A CN105807112A CN 105807112 A CN105807112 A CN 105807112A CN 201610182444 A CN201610182444 A CN 201610182444A CN 105807112 A CN105807112 A CN 105807112A
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- sensor
- switch
- uncapping
- intelligent electric
- electric meter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses an intelligent electric meter with an uncovering alarming function and an uncovering alarming method.The uncovering alarming method comprises the following steps that at least two of a plurality of cover pressing screws of the intelligent electric meter are provided with sensors or switches respectively, and the sensors or the switches are used for detecting whether the cover pressing screws leave the original positions or not; the number of the triggered sensors or switches of the cover pressing screws is detected in real time; the number of the triggered sensors or switches is judged according to signals detected in real time, when one or more sensors or switches are triggered, an alarm is given, and when more than two sensors or switches are triggered, power-off operation is executed immediately or delayed.According to the method, the number of the dismounted cover pressing screws in the uncovering process is detected, corresponding alarming intervention is carried out according to the number of the dismounted cover pressing screws, the power-off operation is executed after intervention fails, and therefore the uncovering electricity stealing behavior is actively and effectively prevented.
Description
Technical field
The present invention relates to a kind of intelligent electric meter possessing alarm function of uncapping and alarm method of uncapping.
Background technology
Intelligent electric meter is used to measure the instrument of electric energy, and surface has can show the liquid crystal display screen of power consumption, pulse display lamp and tripping operation display lamp, except having electric energy metrical function, is also equipped with uncap writing function, trip avoidance function and communication interface.
Existing intelligent electric meter there is problems in that intelligent electric meter has writing function of uncapping, but not used for the display lamp that prompting is uncapped.Stealing molecule often through the mode stealing opening table cover, then recover table cover again with open before consistent, cannot be distinguished by whether stealing in appearance.Power supply department must verify by block-by-block intelligent electric meter, could find the intelligent electric meter of stealing, and work efficiency is low, it is impossible to fright stealing molecule.
Chinese patent literature CN104198784A discloses a kind of anti-electricity-theft intelligent electric meter mechanism, install in ammeter box, when there being people to open case lid, the contact of contact switch disconnects, relay coil dead electricity, and relay normally-closed contact KM1-1 closes, alarm sends warning, energy electricity theft prevention, easy to use, and cost is low.
In implementing the process that intelligent electric meter is anti-electricity-theft, present inventor have discovered that, owing to the installing space of intelligent electric meter is limited, the measures of anti-stealing electricity of above-mentioned ammeter box can not be applied on intelligent electric meter.
Summary of the invention
It is an object of the invention to provide a kind of intelligent electric meter possessing alarm function of uncapping, with electricity theft prevention, the present invention also aims to provide the alarm method of uncapping of a kind of intelligent electric meter.
For this, according to an aspect of the present invention, provide a kind of intelligent electric meter possessing alarm function of uncapping, including main body, main control module and the tripping operation module interiorly or exteriorly being positioned at main body, also include: detection module of uncapping, it is correspondingly arranged sensor or switch respectively including at least two gland screw with main body, is used for detecting whether gland screw leaves restraint location；Testing circuit, characterizes, for being converted into by the signal of sensor or switch triggering, the signal of telecommunication opening gland screw quantity；And alarm device, for reporting to the police, wherein, main control module judges the dismounting quantity of gland screw for the signal of telecommunication provided according to testing circuit, if it is determined that more than one gland screw is disassembled, controls alarm device and report to the police, if it is determined that plural gland screw is disassembled, controls tripping operation module and carry out power operation.
Further, above-mentioned alarm device includes alarm indicator and for driving the drive circuit of alarm indicator according to the signal of uncap detection module or main control module offer.
Further, above-mentioned alarm device phonic warning module, carry out audio alert prompting for the order provided according to main control module.
Further, above-mentioned detection module of uncapping includes the first sensor by the first gland screw triggering or switch, is arranged diagonal state by the second sensor or switch, the first gland screw and second gland screw of the second gland screw triggering.
Further, above-mentioned detection module of uncapping also includes by the 3rd sensor or switch of the 3rd gland screw triggering.
According to a further aspect in the invention, provide the alarm method of uncapping of a kind of intelligent electric meter, comprise the following steps: at least two gland screw in multiple gland screws of intelligent electric meter is respectively provided with sensor or switch, be used for detecting whether gland screw leaves gland position；The quantity that sensor or the switch of at least two gland screw are triggered detects in real time；And quantity sensor or switch being triggered according to the signal of in real time detection judges, report to the police when more than one sensor or switch are triggered, when plural sensor or switch are triggered immediately or time delay perform power operation.
Further, above-mentioned warning includes light warning and/or audible alarm prompting.
Further, if detecting in real time before performing power operation, the quantity that sensor or switch are triggered reduces, and stops power operation, if detecting in real time, the quantity that sensor or switch are triggered is zero, stop alarm.
Further, the signal of above-mentioned real-time detection is the electric current and/or voltage signal that are converted into by the signal of sensor or switch triggering and characterize gland screw unlatching quantity.
The present invention, by the quantity of gland screw dismounting in the process of uncapping is detected, alerts intervention accordingly according to the dismounting quantity of gland screw, and performs power operation after advice and encouragement are invalid, actively efficiently avoid the generation of electricity filching behavior of uncapping.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic appearance of intelligent electric meter according to an embodiment of the invention；
Fig. 2 is the circuit block diagram of intelligent electric meter according to an embodiment of the invention, wherein with the present invention cannot circuit module have been omitted from；
Fig. 3 is the schematic diagram of the detection module of uncapping of intelligent electric meter according to an embodiment of the invention；
Fig. 4 is the circuit diagram of the detection module of uncapping of intelligent electric meter according to an embodiment of the invention；
Fig. 5 be the detection module of uncapping of intelligent electric meter according to another embodiment of the present invention circuit diagram and
Fig. 6 is the flow chart of the alarm method of uncapping of intelligent electric meter according to an embodiment of the invention.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Although existing intelligent electric meter is configured with detection module of uncapping, but the Land use systems of detection module of uncapping is all record behavior of uncapping, namely the information uncapped is recorded, although there being certain anti-electricity-theft effect, but belong to and make up afterwards, it is impossible to play the effect of strick precaution in advance, this has been improved by the present invention, proposing the alarm method of uncapping of a kind of intelligent electric meter, have prior preventing function, this alarm method of uncapping comprises the following steps:
Whether detection gland screw leaves the detecting step S11, this step S11 of gland position especially by least two gland screw in multiple gland screws of intelligent electric meter being respectively provided with sensor or switch realizes；
The quantity that described at least two gland screw is unlocked carries out the step S13 of detection in real time；This step S13 realizes especially by the electric current and/or voltage signal that the signal of described sensor or switch triggering is converted into sign gland screw unlatching quantity；
The quantity that gland screw is unlocked by the signal according to detection in real time judges, if beyond the step S15 of；The quantity that sensor or switch are triggered by this step S15 with specific reference to the signal of telecommunication detected in real time judges；
When judging that more than one sensor or switch carry out the step S17 reported to the police when being triggered, in one embodiment, this warning is light warning, in another embodiment, this warning is that audible alarm is reminded, and in another embodiment, this warning is light warning and the combination of sound warning reminding；And
The quantity that gland screw is unlocked by the signal according to detection in real time judges, whether exceed the step S19 of two, when judging that plural sensor or switch are triggered immediately or time delay perform the step S21, this step S21 of power operation and realize especially by the tripping operation module of controlling function ammeter.
In the present invention, concrete judgement and rate-determining steps are realized by the main control module of function ammeter.This audio alert is reminded to be preferably and is advised and encouraged content, for instance " danger of uncapping, please tightens gland screw again, and for protecting your personal safety, continuing to uncap will power down process ".
The present invention, by the quantity of gland screw dismounting in the process of uncapping is detected, alerts intervention accordingly according to the dismounting quantity of gland screw, and performs power operation after intervention is invalid, so actively effectively take precautions against the generation of electricity filching behavior of uncapping in advance.The detection module of uncapping of prior art is only cooperation and uncaps record behavior, and compared with prior art, the alarm method of uncapping according to the present invention, the behavior of uncapping by the main control module record of intelligent electric meter, and can not only have advance preventing and uncap the function of stealing.
The alarm method of uncapping of the present invention is additionally included in the alarm release step S23 that gland is not switched in situation: if detecting in real time before performing power operation, the quantity that sensor or switch are triggered reduces, and stops power operation, if detecting in real time, the quantity that sensor or switch are triggered is zero, stop alarm.By this step, normal supply order can be safeguarded when involved party abandons uncapping, safeguard that normal supply order is also that the present invention uncaps the design original intention of alarm method.
Present invention also offers a kind of intelligent electric meter implementing above-mentioned alarm method of uncapping, as it is shown in figure 1, this intelligent electric meter includes main body 1, this main body 1 is provided with multiple gland screw 11,12,13,14.Main body 1 also has additional alarm indicator 2.As shown in Figures 2 and 3, present invention utilizes the main control module 5 of intelligent electric meter, be positioned at the tripping operation module 7 interiorly or exteriorly of main body 1.
On this basis, it is additionally arranged detection module 6 of uncapping, is correspondingly arranged sensor or switch 21,22 including at least two gland screw 11,13 with main body 1 respectively, is used for detecting whether gland screw leaves restraint location；Current detection circuit 4, characterizes, for being converted into by the signal of described sensor or switch triggering, the signal of telecommunication opening gland screw quantity；And alarm indicator 2 and drive circuit 3, this alarm indicator 2 is used for reporting to the police, drive circuit 3 is used for driving this alarm indicator, wherein, described main control module 5 judges the dismounting quantity of described gland screw for the signal of telecommunication provided according to described testing circuit 4, if it is determined that more than one gland screw is disassembled, controls described alarm indicator and report to the police, if it is determined that plural gland screw is disassembled, controls described tripping operation module 7 and carry out power operation.
Intelligent electric meter according to the present invention, by the quantity of gland screw dismounting in the process of uncapping is detected, dismounting quantity according to gland screw alerts intervention accordingly, and performs power operation after advice and encouragement are invalid, actively efficiently avoid the generation of electricity filching behavior of uncapping.
In addition, if present inventors have recognized that, the detection module of uncapping of the dismounting of only detect gland screw has the different of essence from the present invention: the detection of a gland screw can not characterize the process of uncapping, also just cannot intervene in the process of uncapping, the dismounting of plural gland screw is detected by the present invention, it is achieved that intervention to involved party in the process of uncapping.
In the present invention, the signal that above-mentioned alarm device includes alarm indicator and uncap described in basis detection module 6 or described main control module 5 provide drives the drive circuit 3 of described alarm indicator.Drive alarm lamp by drive circuit, the LED of higher brightness can be used, light suddenly when lid is opened, play warning function.This drive circuit is preferably by master control module controls, and no matter whether involved party destroys this display lamp, does not affect the power operation of the follow-up anti-electricity-theft behavior of intelligent electric meter.Meanwhile, judge that whether the work of intelligent electric meter is normal according to the time lighted, for instance light and exceed the scheduled time and then control alarm indicator and extinguish, and record this event.
In another embodiment, described alarm device is replaced by phonic warning module, and this phonic warning module carries out audio alert prompting for the order provided according to main control module 5.This phonic warning module is preferably provided at the inside of main body 1, reaches survivable purpose.This voice alarm module includes voice synthetic module, to the drive circuit that is amplified of voice signal of voice synthetic module output and speaker.
In another embodiment, alarm device includes phonic warning module and light alarm module simultaneously, alerts intervention accordingly according to the quantity that sensor or switch are triggered.
Such as, at two gland screws by sensor or switch detection, carry out light and sound reminding alarm when the dismounting of a gland screw is detected by sensor or switch simultaneously, perform power operation when the dismounting of two gland screws is detected by sensor or switch.At three gland screws by sensor or switch detection, light warning is carried out when the dismounting of a gland screw is detected by sensor or switch, carry out voice reminder warning when the dismounting of two gland screws is detected by sensor or switch, carry out power operation when three gland screws are detected by sensor or switch.
In one embodiment, detection module of uncapping includes the first sensor or switch, the second gland screw the second sensor triggered or the switch that are triggered by the first gland screw, and described first gland screw and the second gland screw are arranged diagonal state.Arranged by diagonal angle, the dismounting of housing screw generally can early be detected, thus leaving enough intervention time.
In another embodiment, detection module 6 of uncapping also includes the first sensor by the first gland screw triggering or switch, the second gland screw the second sensor triggered or switch and the 3rd sensor or the switch triggered by the 3rd gland screw.These three screw preferably two be arranged diagonal, another is arbitrarily arranged.By arranging sensor or the switch of more than three, the process of uncapping of any situation can be intervened if having time, regardless of which type of maneuver involved party adopts.Certainly compared with detected with two gland screws, relatively costly.
In the present invention, when the dismounting utilizing switch to detect gland screw, the better simply form of one of its testing circuit, as shown in Figure 4, identical with the value of the impedance R3 that switch K3 connects with the impedance R1 of switch K1 series connection and the impedance R2 that switch K2 connects, when then K1, K2, K3 open, detection voltage Uo changes according to the quantity opened such that it is able to characterize the quantity of gland screw dismounting.Preferably, this switch is microswitch.
In the present invention, when utilizing sensor to detect the dismounting of gland screw, the better simply form of one of its testing circuit is as shown in Figure 5, the output of u11, u12, u13 representative sensor respectively, its output electric current superposition is output as Uo after operation amplifier, and this Uo changes along with the output quantity of sensor, for simplicity, these sensors are preferably the sensor of switching mode, without providing changing value.
Intelligent electric meter according to the present invention, however not excluded that the mode adopting four gland screws or five gland screws all to adopt sensor to detect, is detected identical with three gland screws, has the effect intervened in the process of uncapping.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (9)
1. possess an intelligent electric meter for alarm function of uncapping, including main body (1), main control module (5) and the tripping operation module (7) interiorly or exteriorly being positioned at main body (1), it is characterised in that also include:
Uncap detection module (6), be correspondingly arranged sensor or switch respectively including at least two gland screw with main body (1), be used for detecting whether gland screw leaves restraint location；
Testing circuit (4), characterizes, for being converted into by the signal of described sensor or switch triggering, the signal of telecommunication opening gland screw quantity；And
Alarm device, is used for reporting to the police,
Wherein, described main control module (5) judges the dismounting quantity of described gland screw for the signal of telecommunication provided according to described testing circuit (4), if it is determined that more than one gland screw is disassembled, controls described alarm device and report to the police, if it is determined that plural gland screw is disassembled, controls described tripping operation module (7) and carry out power operation.
2. the intelligent electric meter possessing alarm function of uncapping according to claim 1, it is characterized in that, described alarm device includes alarm indicator and uncaps detection module (6) described in basis or signal that described main control module (5) provides drives the drive circuit (3) of described alarm indicator.
3. the intelligent electric meter possessing alarm function of uncapping according to claim 1 and 2, it is characterised in that described alarm device phonic warning module, carries out audio alert prompting for the order provided according to main control module (5).
4. the intelligent electric meter possessing alarm function of uncapping according to claim 1, it is characterized in that, described detection module of uncapping includes the first sensor or switch, the second gland screw the second sensor triggered or the switch that are triggered by the first gland screw, and described first gland screw and the second gland screw are arranged diagonal state.
5. the intelligent electric meter possessing alarm function of uncapping according to claim 4, it is characterised in that described in uncap detection module (6) also include by the 3rd gland screw trigger the 3rd sensor or switch.
6. the alarm method of uncapping of an intelligent electric meter, it is characterised in that comprise the following steps:
At least two gland screw in multiple gland screws of intelligent electric meter is respectively provided with sensor or switch, is used for detecting whether screw leaves gland position；
The quantity that sensor or the switch of described at least two gland screw are triggered detects in real time；And
The quantity that sensor or switch are triggered by the signal according in real time detection judges, reports to the police when more than one sensor or switch are triggered, when plural sensor or switch are triggered immediately or time delay perform power operation.
7. the alarm method of uncapping of intelligent electric meter according to claim 6, it is characterised in that described warning includes light warning and/or audible alarm is reminded.
8. the alarm method of uncapping of intelligent electric meter according to claim 6, it is characterized in that, if detecting in real time before performing power operation, the quantity that sensor or switch are triggered reduces, and stops power operation, if detecting in real time, the quantity that sensor or switch are triggered is zero, stop alarm.
9. the alarm method of uncapping of intelligent electric meter according to claim 6, it is characterised in that the signal of described real-time detection is the electric current and/or voltage signal that are converted into by the signal of described sensor or switch triggering and characterize gland screw unlatching quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182444.0A CN105807112B (en) | 2016-03-28 | 2016-03-28 | Has the intelligent electric meter for alarm function of uncapping and alarm method of uncapping |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610182444.0A CN105807112B (en) | 2016-03-28 | 2016-03-28 | Has the intelligent electric meter for alarm function of uncapping and alarm method of uncapping |
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| CN105807112A true CN105807112A (en) | 2016-07-27 |
| CN105807112B CN105807112B (en) | 2018-10-26 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107576845A (en) * | 2017-09-29 | 2018-01-12 | 海南电网有限责任公司琼中供电局 | A kind of taiwan area acquisition terminal and unit-area management system |
| CN109490598A (en) * | 2018-11-05 | 2019-03-19 | 安徽南瑞中天电力电子有限公司 | A kind of anti-electricity-theft processing method and its anti-electricity-theft processing unit of single-phase smart meter |
| CN110108915A (en) * | 2019-06-21 | 2019-08-09 | 广东电网有限责任公司 | A kind of intelligent electric meter based on audio alert |
| CN110333376A (en) * | 2019-07-25 | 2019-10-15 | 北京智芯微电子科技有限公司 | Inductance type transducer is uncapped detection method |
| CN111965582A (en) * | 2020-07-15 | 2020-11-20 | 国网湖北省电力有限公司宜昌供电公司 | Intelligent ammeter overhauling and electricity larceny prevention monitoring processing method |
| CN112147390A (en) * | 2020-09-23 | 2020-12-29 | 国网山东省电力公司莒县供电公司 | Automatic alarm anti-theft electric energy meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111965582A (en) * | 2020-07-15 | 2020-11-20 | 国网湖北省电力有限公司宜昌供电公司 | Intelligent ammeter overhauling and electricity larceny prevention monitoring processing method |
| CN112147390A (en) * | 2020-09-23 | 2020-12-29 | 国网山东省电力公司莒县供电公司 | Automatic alarm anti-theft electric energy meter |
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| CN105807112B (en) | 2018-10-26 |
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