CN207677511U - Power loss event reporting device and system - Google Patents
Power loss event reporting device and system Download PDFInfo
- Publication number
- CN207677511U CN207677511U CN201820066955.0U CN201820066955U CN207677511U CN 207677511 U CN207677511 U CN 207677511U CN 201820066955 U CN201820066955 U CN 201820066955U CN 207677511 U CN207677511 U CN 207677511U
- Authority
- CN
- China
- Prior art keywords
- power loss
- loss event
- circuit
- reporting device
- communication unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
A kind of power loss event reporting device of the utility model offer and system, are related to intelligent power grid technology field.The power loss event reporting device includes detection of power loss unit, energy-storage units and communication unit.Wherein, detection of power loss unit is connect with communication unit and transmission line of electricity, for when detecting transmission line of electricity power down, generating power loss event signal；Energy-storage units are connect with communication unit, for providing electric energy for communication unit；Communication unit is used to power loss event signal being sent to system main website.The power loss event reporting device that this programme provides can be detected and report to power loss event as individual module or device independently of electric energy meter, without being improved to electric energy meter, the cost for contributing to reduction system to implement.
Description
Technical field
The utility model is related to intelligent power grid technology fields, in particular to a kind of power loss event reporting device and are
System.
Background technology
With the continuous development of electric power network technique, to the acquisition of each data in power grid, report require it is higher and higher.For example, with
Family side reports electricity consumption event information.Specifically, it is by installing communication additional in electric energy meter that the electricity consumption event information of user side, which reports,
Module is realized, but since carrier module power consumption is larger, is just stopped immediately in electric energy meter power down, therefore will cannot be fallen in time
Power information is reported to acquisition terminal.General power grid user power down information depends on user's report of 95598 electric service hot lines
It repaiies, can so cause the delay called time in user's power down information.Power down information can not be transmitted to power information acquisition system in time
Unite main website, does not only result in the network system after power loss event occurs and can not be analyzed failure, investigated, repaired in time, simultaneously
Also some electricity consumptions are brought to bother to user.Therefore, a kind of scheme to solve the above problems how is provided, it has also become this field skill
The technical issues of art personnel's urgent need to resolve.
Utility model content
In order to overcome above-mentioned deficiency in the prior art, the utility model provides a kind of simple in structure, be easily achieved
Electric event reporting device and system, for reporting power loss event in power down, to solve the above problems.
To achieve the goals above, the technical solution that the utility model preferred embodiment is provided is as follows：
The utility model preferred embodiment provides a kind of power loss event reporting device, be applied to electric energy meter and with system main website
Communication connection, the power loss event reporting device include detection of power loss unit, energy-storage units and communication unit, wherein：
The detection of power loss unit is connect with the communication unit and transmission line of electricity, for detecting the transmission line of electricity
When power down, power loss event signal is generated；
The energy-storage units are connect with the communication unit, for providing electric energy for the communication unit；
The communication unit is used to the power loss event signal being sent to the system main website.
Optionally, above-mentioned detection of power loss unit includes：
Zero cross detection circuit, the input terminal of the zero cross detection circuit are connect with the transmission line of electricity, the zero passage detection
The output end of circuit is connect with the communication unit；
When the zero cross detection circuit is when detecting that the transmission line of electricity is powered, zero cross signal is generated and via described defeated
Outlet exports；
When the zero cross detection circuit is when detecting the transmission line of electricity power down, the output end stops exporting the mistake
Zero-signal, the communication unit generates power loss event signal, and the power loss event signal is sent to the system main website.
Optionally, above-mentioned zero cross detection circuit includes：
Decompression protection sub-circuit and zero cross signal generate sub-circuit, described to be depressured the defeated of the one end and alternating current for protecting sub-circuit
One end of electric line connects, and the other end of the decompression protection sub-circuit generates sub-circuit with the zero cross signal and connect；
The zero cross signal generates sub-circuit and is used to generate zero passage letter when detecting that the decompression protection sub-circuit is powered
Number, and export to the communication unit；Or for when detecting that sub-circuit power down is protected in the decompression, stopping exporting the mistake
Zero-signal.
Optionally, above-mentioned decompression protection sub-circuit include at least one dropping resistor and connect with the dropping resistor the
One diode；
It includes opto-coupler chip, pull-up resistor, the first filter capacitor, first voltage input that the zero cross signal, which generates sub-circuit,
End and signal output end, the opto-coupler chip include negative electrode pin, negative electrode pin, emitter pin, collector pin；Described
One voltage input end is connect with one end of the pull-up resistor, the other end of the pull-up resistor and the collector, the first filter
One end of wave capacitance and signal output end connection；The negative electrode pin is connect with the output end of the decompression protection sub-circuit, institute
The transmission line of electricity for stating negative electrode pin and alternating current is connected far from one end of the decompression protection sub-circuit, and the emitter pin connects
Ground.
Optionally, above-mentioned power loss event reporting device is connect with electric energy meter, and the communication unit is provided with voltage detecting electricity
Road, the voltage detecting circuit are connect with the electric energy meter, the voltage for detecting the electric energy meter；
The communication unit is additionally operable to when the voltage is less than the first predetermined threshold value, generates power loss event signal, and will
The power loss event signal is sent to the system main website.
Optionally, above-mentioned power loss event reporting device further includes booster circuit, the booster circuit and accumulator and logical
Believe that unit connection, the electric energy for being exported to the accumulator are boosted.
Optionally, above-mentioned energy-storage units include the accumulator for having at least one super capacitor, the accumulator with
Communication unit connects.
Optionally, above-mentioned communication unit include in power carrier communication module, wireless communication module, optical communications module extremely
Few one kind.
Optionally, above-mentioned power loss event reporting device further includes automatic shutdown circuitry, the automatic shutdown circuitry with it is described
Booster circuit and accumulator connection, for the output voltage for detecting the accumulator be less than the second predetermined threshold value when,
Disconnection accumulator is electrically connected with booster circuit.
The utility model preferred embodiment also provides a kind of power loss event reporting system, is applied to electric energy meter, the power down thing
Part reporting system includes acquisition terminal, system main website and above-mentioned power loss event reporting device, wherein：
The power loss event reporting device and the acquisition terminal communicate to connect, for detect transmission line of electricity and/or
When the electric energy meter power down, power loss event signal is generated, and the power loss event signal is sent to the acquisition terminal；
The acquisition terminal is communicated to connect with the system main website and power loss event reporting device, for receiving the power down
The power loss event signal that event reporting device is sent, and the power loss event signal is sent to system main website；
The system main website sends out power down prompt for receiving the power loss event signal.
In terms of existing technologies, power loss event reporting device provided by the utility model and system at least have following
Advantageous effect：Power loss event reporting device includes detection of power loss unit, energy-storage units and communication unit.Wherein, detection of power loss
Unit is connect with communication unit and transmission line of electricity, for when detecting transmission line of electricity power down, generating power loss event signal；Energy storage
Unit is connect with communication unit, for providing electric energy for communication unit；Communication unit is used to power loss event signal being sent to
Unite main website.The power loss event reporting device that this programme provides can be independently of electric energy meter, as individual module or device to falling
Electric event is detected and reports, without being improved to electric energy meter, the cost for contributing to reduction system to implement.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, the utility model cited below particularly compared with
Good embodiment, and coordinate appended attached drawing, it is described in detail below.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the friendship of power loss event reporting device and system main website and electric energy meter that the utility model preferred embodiment provides
Mutual schematic diagram.
Fig. 2 is that the principle of zero cross detection circuit in the power loss event reporting device that the utility model preferred embodiment provides is shown
It is intended to.
Fig. 3 is the circuitry block schematic diagram for the power loss event reporting device that the utility model preferred embodiment provides.
Fig. 4 is the principle schematic for the voltage detecting circuit that the utility model preferred embodiment provides.
Fig. 5 is that accumulator, booster circuit and the automatic shutdown circuitry that the utility model preferred embodiment provides match
Principle schematic.
Fig. 6 is the box signal for the power loss event reporting system that the utility model preferred embodiment provides.
Icon：10- power loss event reporting systems；100- power loss event reporting devices；110- detection of power loss units；111- mistakes
Zero detection circuit；112- decompression protection sub-circuits；114- zero cross signals generate sub-circuit；120- energy-storage units；121- energy storage electricity
Road；130- communication units；140- booster circuits；150- automatic shutdown circuitries；160- voltage detecting circuits；200- systems main website；
300- acquisition terminals；400- electric energy meters.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be matched with a variety of different
It sets to arrange and design.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Example is applied, the every other embodiment that those skilled in the art are obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that term " in ", "upper", "lower", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings or the utility model product uses
When the orientation or positional relationship usually put, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as
Limitations of the present invention.In addition, term " first ", " second " etc. be only used for distinguish description, and should not be understood as instruction or
Imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" refers to only that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is set
Set ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection.It can be mechanical connection, can also be to be electrically connected.It can be directly connected, the indirect phase of intermediary can also be passed through
Even, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
Below in conjunction with the accompanying drawings, it elaborates to some embodiments of the utility model.In the absence of conflict, under
Feature in the embodiment and embodiment stated can be combined with each other.
Fig. 1 is please referred to, the power loss event reporting device 100 and system main website provided for the utility model preferred embodiment
200 and electric energy meter 400 interaction schematic diagram.The power loss event reporting device 100 be applied to electric energy meter 400, and with system main website
200 communication connections, for when detecting transmission line of electricity power down, power loss event being reported to system main website 200, makes system main website
200 send out power down prompt.The power loss event reporting device 100 can be used as the device or module independently of electric energy meter 400, directly or
The power loss event of indirect detection transmission line of electricity, and reported.Wherein, the system main website 200 include but not limited to smart mobile phone,
Tablet computer, PC etc., using the monitor terminal or system equipment as monitoring transmission line of electricity operation conditions.
In the present embodiment, power loss event reporting device 100 may include detection of power loss unit 110, energy-storage units 120 with
And communication unit 130.Wherein, detection of power loss unit 110 is connect with communication unit 130 and transmission line of electricity, for detect it is defeated
When electric line power down, power loss event signal is generated.Energy-storage units 120 are connect with communication unit 130, for being communication unit 130
Electric energy is provided.In the non-power down of transmission line of electricity, transmission line of electricity can be that energy-storage units 120 fill energy；After transmission line of electricity power down, storage
Can the electric energy that stores of unit 120 be just supplied to communication unit 130, also can be just so that communication unit 130 is after transmission line of electricity power down
Often operation a period of time, and then realize and power loss event is reported.Communication unit 130 is used to power loss event signal being sent to
Unite main website 200.
Optionally, transmission line of electricity can be supply line's (such as 220V AC power supply circuit) of ordinary user, also may be used
The supply line's (for example, 380V AC power supply circuit) for thinking industrial producer, is not especially limited here.
Fig. 2 is please referred to, zero passage detection electricity in the power loss event reporting device 100 provided for the utility model preferred embodiment
The principle schematic on road 111.In the present embodiment, detection of power loss unit 110 may include zero cross detection circuit 111.Zero passage is examined
Slowdown monitoring circuit 111 input terminal (AC220V-L and AC220V-N, wherein AC220V-L refers to 220V alternating current fire wire incoming ends,
AC220V-N refers to 220V alternating current zero curves incoming end) it is connect with transmission line of electricity, (TZA refers to the output end of zero cross detection circuit 111
The port of zero cross signal output) it is connect with communication unit 130；When zero cross detection circuit 111 detect transmission line of electricity be powered when,
It generates zero cross signal and is exported to communication unit 130 via output end；When zero cross detection circuit 111 is detecting that transmission line of electricity falls
When electric, output end stops output zero cross signal, and communication unit 130 generates power down thing when the output end stops output zero cross signal
Part signal, and the power loss event signal is sent to system main website 200.
Optionally, zero cross detection circuit 111 may include that decompression protection sub-circuit 112 and zero cross signal generate sub-circuit
114.One end of decompression protection sub-circuit 112 can be connect with the firewire of alternating current, and the other end generates sub-circuit 114 with zero cross signal
Connection, for alternating current decompression and rectification, being met needed for the opto-coupler chip O1 that zero cross signal generates in sub-circuit 114 with providing
Electric energy.Zero cross signal generates sub-circuit 114 and is used to generate zero passage letter when detecting that the decompression protection sub-circuit 112 is powered
Number, and export to communication unit 130；Or for when detecting decompression protection 112 power down of sub-circuit, stopping exporting the zero passage
Signal.
Referring once again to Fig. 2, optionally, decompression protection sub-circuit 112 may include at least one dropping resistor and with institute
State the first diode VD1 of dropping resistor connection.For example, decompression protection sub-circuit 112 may include multiple dropping resistors, it is multiple
Dropping resistor can carry out decompression current limliting by concatenated mode to alternating current.First diode VD1 can connect with dropping resistor,
It is depressured protection sub-circuit 112 to be formed.
Optionally, the first diode VD1 is zener diode, can be used for AC rectification being direct current, and to play
Pressure stabilization function, to protect opto-coupler chip O1.
Optionally, filter and amplification electricity can be arranged between generating sub-circuit 114 in decompression protection sub-circuit 112 and zero cross signal
Road, the filter amplification circuit may include filter capacitor and Darlington transistor, the electric current for being exported to decompression protection sub-circuit 112
It is filtered enhanced processing, so that the electric current after filter and amplification generates 114 normal operation of sub-circuit for zero cross signal.
It is worth noting that decompression protection sub-circuit 112 can also be arranged on the zero curve of alternating current, decompression is protected here
The position that sub-circuit 112 is arranged is not especially limited.
Optionally, zero cross signal generate sub-circuit 114 include opto-coupler chip O1, pull-up resistor R5, the first filter capacitor C1,
Second voltage input terminal (VCC_MCU) and signal output end (TZA), opto-coupler chip O1 include negative electrode pin, negative electrode pin, transmitting
Pole pin, collector pin；Second voltage input terminal is connect with one end of pull-up resistor R5, the other end of pull-up resistor R5 and institute
State collector, one end of the first filter capacitor C1 and signal output end connection；Negative electrode pin can be with decompression protection sub-circuit 112
Output end connects, and the zero curve in the transmission line of electricity of negative electrode pin and alternating current connects, emitter pin ground connection.
In the present embodiment, power loss event reporting device 100 can also be connect with electric energy meter 400, for detecting electric energy meter
400 voltage generates power loss event signal, and this is fallen when detecting that the voltage of electric energy meter 400 is less than the first predetermined threshold value
Electric event signal is sent to system main website 200.Namely by detecting the voltage of electric energy meter 400, judge and electric energy meter 400 indirectly
Whether the transmission line of electricity of connection powers off.
Specifically, incorporated by reference to reference to Fig. 3 and Fig. 4, wherein Fig. 3 is the power down thing that the utility model preferred embodiment provides
The circuitry block schematic diagram of part reporting device 100, Fig. 4 are the voltage detecting circuit 160 that the utility model preferred embodiment provides
Principle schematic.Communication unit 130 is provided with voltage detecting circuit 160, and voltage detecting circuit 160 is connect with electric energy meter 400,
Voltage for detecting electric energy meter 400.The communication unit 130 can be communication chip, which includes voltage detecting electricity
Road 160.Namely the communication unit 130 can detect the output voltage of electric energy meter 400, be less than the first default threshold in the voltage
When value, power loss event signal is generated, and the power loss event signal is sent to system main website 200.Wherein, the first default threshold
Value can be configured according to actual conditions, be not specifically limited here.
Further, the voltage detecting circuit 160 may include the partial pressure electricity of concatenated first divider resistance R13 and second
Hinder R14.Wherein, it (is one end of+12V in figure, at other that the first divider resistance R13 can be connect with the output end of electric energy meter 400
Embodiment, output end voltage are not limited only to 12V depending on the specific output voltage of electric energy meter 400), second point
Piezoresistance R14 ground connection.Voltage acquisition point is arranged between the first divider resistance R13 and the second divider resistance R14, is obtained for passing through
The voltage value of the second divider resistance R14 is taken to judge whether electric energy meter 400 powers off.
Understandably, the AD detection pins of MCU are connect with voltage acquisition point in communication chip, to realize to the second partial pressure electricity
Hinder the detection of the voltage value of R14.Because of the 400 self-powered module of electric energy meter having, after external circuitry power down, output voltage
It can accordingly reduce.Namely it can be less than the first predetermined threshold value by the voltage of the second divider resistance R14, just judgement and electric energy meter
The transmission line of electricity of 400 connections is in power-down state.
In other embodiments, the voltage detecting circuit 160 can as detection of power loss unit 110 built-up circuit it
One, for being matched with communication unit 130, to realize the detection to 400 output voltage of electric energy meter.
Incorporated by reference to reference to Fig. 3 and Fig. 5, wherein Fig. 5 be the accumulator 121 that provides of the utility model preferred embodiment with
140 matched principle schematic of booster circuit.Optionally, power loss event reporting device 100 can also include booster circuit
140, which connect with accumulator 121 and communication unit 130, the electric energy for exporting to accumulator 121 into
Row boosting, so that the voltage after boosting is for 100 normal operation of power loss event reporting device.
Optionally, energy-storage units 120 include the accumulator 121 for having at least one super capacitor, and accumulator 121 can
Directly or indirectly to be connect with communication unit 130.For example, accumulator 121 can pass through booster circuit 140 and communication unit
130 connections.
Optionally, which can be DC/DC booster circuits.For example, the DC/DC booster circuits may include
First resistor R8, second resistance R9,3rd resistor R10, the first capacitance C4, the second capacitance C5, electrolytic capacitor C6, inductance L1,
Three diode D5, the 4th diode D6 and boost chip U1.Wherein, boost chip U1 includes switch pin (LX), grounding pin
(GND), feedback pin (FB), controlling switch (CE), boosting output pin (OVP) and voltage input pin (VIN).
Referring once again to Fig. 5, one end of first resistor R8 and the positive electrode of accumulator 121, power output end (VCC1),
One end connection of one end, voltage input pin and the first capacitance C4 of inductance L1, the other end and controlling switch of first resistor R8
Connection, the other end of the first capacitance C4 is connect with the negative electricity grade of the accumulator 121, and is grounded；One end of second resistance R9
With boosting output pin, one end and the 4th of the negative electricity grade of third diode D5, the positive electrode of electrolytic capacitor C6, the second capacitance C5
The anode of diode D6 connects, and the other end of second resistance R9 is connect with one end of feedback pin, 3rd resistor R10, third electricity
The other end of resistance R10 is connect with the other end of grounding pin, the negative electricity grade of electrolytic capacitor C6 and the second capacitance C5.Inductance L1's is another
One end is connect with the anode of switch pin and third diode D5；The cathode of 4th diode D6 is as the defeated of booster circuit 140
Outlet.
Optionally, communication unit 130 include power carrier communication module, wireless communication module, in optical communications module extremely
Few one kind.Understandably, communication unit 130 can be power carrier, wireless communication chips, optic communication chip, dual mode communication core
Piece etc., to realize power line carrier communication, micro power radio communication, fiber optic communication, dual mode communication etc..For example, communication unit 130
For power carrier communication module, detection of power loss unit 110 can be zero cross detection circuit 111；If communication unit 130 is wireless
Communication module, detection of power loss unit 110 can be voltage detecting circuit 160.
Fig. 5 is please referred to, accumulator 121, booster circuit 140 and the automatic pass provided for the utility model preferred embodiment
150 matched principle schematic of deenergizing.In the present embodiment, automatic pass can also be arranged in power loss event reporting device 100
Deenergizing 150.The automatic shutdown circuitry 150 is connect with accumulator 121 and booster circuit 140, in accumulator 121
When output voltage is less than the second predetermined threshold value, disconnection accumulator 121 is electrically connected with booster circuit 140, so that energy-storage units
120 stop powering to power loss event reporting device 100.Wherein, which can be configured according to actual conditions, this
In be not especially limited.
Understandably, the automatic shutdown circuitry 150 of setting can avoid energy-storage units 120 because the electric energy of storage is not enough to falling
Electric event reporting device 100 is powered, and damages the electronic device in power loss event reporting device 100 (such as super capacitor, communication
Chip etc.).Namely automatic shutdown circuitry 150 can play a protective role to power loss event reporting device 100.
Specifically, automatic shutdown circuitry 150 may include low pressure detection chip U2, the first electric-controlled switch Q1 and second automatically controlled
Switch Q2.Low pressure detection chip U2 includes positive pole pin (VDD, for being connect with accumulator 121), power ground pin
(Vout is opened for being connect with the second electric-controlled switch with control second is automatically controlled for (VSS, for being grounded) and power supply signal output pin
The conducting state of pass).First electric-controlled switch Q1 and the second electric-controlled switch Q2, which cooperates, exports energy-storage units 120 with realizing
On or off controls.
For example, when low pressure detection chip U2 detects that the output voltage of energy-storage units 120 is less than the second predetermined threshold value, control
Second electric-controlled switch Q2 is disconnected, and the value of resistance R7 partial pressures can decline, the first electric-controlled switch Q1 shutdowns.Wherein, the first electric-controlled switch
Q1 is arranged on the power transmission line of accumulator 121 and booster circuit 140, when the first electric-controlled switch Q1 is disconnected, accumulator 121
Just can not be that communication unit 130 provides electric energy, to achieve the purpose that protection.
Optionally, communication unit 130 is communicated to connect with acquisition terminal 300 (can refer to Fig. 6), is used for power loss event signal
It is sent to acquisition terminal 300；The acquisition terminal 300 is communicated to connect with system main website 200, and the acquisition terminal 300 receives institute
The power loss event signal of the transmission of communication unit 130 is stated, and the power loss event signal is sent to the system main website 200, with
The system main website 200 is set to send out power down prompt.Understandably, power loss event reporting device 100 can pass through acquisition terminal 300
Power loss event is reported into system main website 200, can also power loss event directly be reported into system main website 200.
In the prior art, to realize power down reporting functions, electric energy meter 400 can also be improved.If to electric energy
It is improved upgrading on table 400, manufacturing cost will be increased, further needs exist for replacing the electric energy meter 400 of user, this will be into
One step is increased input cost.The power loss event reporting device 100 that this programme provides can carry out the power loss event of transmission line of electricity
It detects and directly reports, without being improved on electric energy meter 400.The power loss event reporting device 100 can be with electric energy meter 400
Match, as the external connection module or device of electric energy meter 400, to realize power down reporting functions, contribute to reduce manufacturing cost and
Installation cost.
Fig. 6 is please referred to, for the box signal for the power loss event reporting system 10 that the utility model preferred embodiment provides.This
Utility model also provides a kind of power loss event reporting system 10, is applied to electric energy meter 400, which can be with
Including the power loss event reporting device 100 in acquisition terminal 300,200 above-described embodiment of system main website.
Wherein, power loss event reporting device 100 and acquisition terminal 300 communicate to connect, for detect transmission line of electricity and/
Or when 400 power down of electric energy meter, power loss event signal is generated, and power loss event signal is sent to acquisition terminal 300.Acquisition terminal
300 communicate to connect with system main website 200 and power loss event reporting device 100, are sent for receiving power loss event reporting device 100
Power loss event signal, and the power loss event signal is sent to system main website 200.System main website 200 is for receiving power down thing
Part signal, and power down prompt is sent out, help that maintenance personnel is made in time to handle the power loss event.
In conclusion a kind of power loss event reporting device of the utility model offer and system.The power loss event reporting device
Including detection of power loss unit, energy-storage units and communication unit.Wherein, detection of power loss unit connects with communication unit and transmission line of electricity
It connects, for when detecting transmission line of electricity power down, generating power loss event signal；Energy-storage units are connect with communication unit, for for
Communication unit provides electric energy；Communication unit is used to power loss event signal being sent to system main website.The power down thing that this programme provides
Part reporting device can be detected and report to power loss event as individual module or device, be not necessarily to independently of electric energy meter
Electric energy meter is improved, the cost for contributing to reduction system to implement.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of power loss event reporting device, be applied to electric energy meter and connect with system master station communication, which is characterized in that it is described fall
Electric event reporting device includes detection of power loss unit, energy-storage units and communication unit, wherein：
The detection of power loss unit is connect with the communication unit and transmission line of electricity, for detecting the transmission line of electricity power down
When, generate power loss event signal；
The energy-storage units are connect with the communication unit, for providing electric energy for the communication unit；
The communication unit is used to the power loss event signal being sent to the system main website.
2. power loss event reporting device according to claim 1, which is characterized in that the detection of power loss unit includes：
Zero cross detection circuit, the input terminal of the zero cross detection circuit are connect with the transmission line of electricity, the zero cross detection circuit
Output end connect with the communication unit；
When the zero cross detection circuit is when detecting that the transmission line of electricity is powered, zero cross signal is generated and via the output end
Output；
When the zero cross detection circuit is when detecting the transmission line of electricity power down, the output end stops exporting the zero passage letter
Number, the communication unit generates power loss event signal, and the power loss event signal is sent to the system main website.
3. power loss event reporting device according to claim 2, which is characterized in that the zero cross detection circuit includes：
Decompression protection sub-circuit and zero cross signal generate sub-circuit, the power transmission line of one end and alternating current of the decompression protection sub-circuit
The one end on road connects, and the other end of the decompression protection sub-circuit generates sub-circuit with the zero cross signal and connect；
The zero cross signal generates sub-circuit and is used to generate zero cross signal when detecting that the decompression protection sub-circuit is powered, and
It exports to the communication unit；Or for when detecting that sub-circuit power down is protected in the decompression, stopping exporting the zero passage letter
Number.
4. power loss event reporting device according to claim 3, which is characterized in that the decompression protection sub-circuit includes extremely
A few dropping resistor and the first diode being connect with the dropping resistor；
The zero cross signal generate sub-circuit include opto-coupler chip, pull-up resistor, the first filter capacitor, first voltage input terminal and
Signal output end, the opto-coupler chip include negative electrode pin, negative electrode pin, emitter pin, collector pin；First electricity
Pressure input terminal is connect with one end of the pull-up resistor, the other end of the pull-up resistor and the collector, the first filtered electrical
One end of appearance and signal output end connection；The negative electrode pin is connect with the output end of the decompression protection sub-circuit, described the moon
One end connection of the transmission line of electricity of pole pin and alternating current far from the decompression protection sub-circuit, the emitter pin ground connection.
5. the power loss event reporting device according to any one of claim 1-4, the power loss event reporting device with
Electric energy meter connects, which is characterized in that the communication unit is provided with voltage detecting circuit, the voltage detecting circuit and the electricity
Energy table connection, the voltage for detecting the electric energy meter；
The communication unit is additionally operable to when the voltage is less than the first predetermined threshold value, generates power loss event signal, and will be described
Power loss event signal is sent to the system main website.
6. the power loss event reporting device according to any one of claim 1-4, which is characterized in that the power loss event
Reporting device further includes booster circuit, and the booster circuit is connect with accumulator and communication unit, for energy storage electricity
The electric energy of road output boosts.
7. power loss event reporting device according to claim 6, which is characterized in that the power loss event reporting device also wraps
Automatic shutdown circuitry is included, the automatic shutdown circuitry is connect with the booster circuit and accumulator, for described in detecting
When the output voltage of accumulator is less than the second predetermined threshold value, disconnection accumulator is electrically connected with booster circuit.
8. the power loss event reporting device according to any one of claim 1-4, which is characterized in that the energy-storage units
Include the accumulator at least one super capacitor, the accumulator is connect with communication unit.
9. the power loss event reporting device according to any one of claim 1-4, which is characterized in that the communication unit
Including at least one of power carrier communication module, wireless communication module, optical communications module.
10. a kind of power loss event reporting system, it is applied to electric energy meter, which is characterized in that including acquisition terminal, system main website and such as
Power loss event reporting device described in any one of claim 1-9, wherein：
The power loss event reporting device and the acquisition terminal communicate to connect, for detecting transmission line of electricity and/or described
When electric energy meter power down, power loss event signal is generated, and the power loss event signal is sent to the acquisition terminal；
The acquisition terminal is communicated to connect with the system main website and power loss event reporting device, for receiving the power loss event
The power loss event signal that reporting device is sent, and the power loss event signal is sent to system main website；
The system main website sends out power down prompt for receiving the power loss event signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066955.0U CN207677511U (en) | 2018-01-16 | 2018-01-16 | Power loss event reporting device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066955.0U CN207677511U (en) | 2018-01-16 | 2018-01-16 | Power loss event reporting device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677511U true CN207677511U (en) | 2018-07-31 |
Family
ID=62973707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820066955.0U Active CN207677511U (en) | 2018-01-16 | 2018-01-16 | Power loss event reporting device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677511U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109557498A (en) * | 2018-12-21 | 2019-04-02 | 中国电力科学研究院有限公司 | A kind of electric energy meter stops the processing method of telegram in reply event |
| CN110297205A (en) * | 2019-05-14 | 2019-10-01 | 国网浙江省电力有限公司嘉兴供电公司 | A kind of user's electric energy meter power down reporting system |
| CN110514886A (en) * | 2019-05-14 | 2019-11-29 | 国网浙江省电力有限公司嘉兴供电公司 | A kind of electric energy meter power down information concentration reporting device |
| CN111884318A (en) * | 2020-06-10 | 2020-11-03 | 太原市高远时代科技有限公司 | Technical implementation method for realizing power failure detection and reporting without battery |
| CN115864306A (en) * | 2023-02-28 | 2023-03-28 | 中电装备山东电子有限公司 | Single-phase meter and carrier power supply undervoltage protection device |
-
2018
- 2018-01-16 CN CN201820066955.0U patent/CN207677511U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109557498A (en) * | 2018-12-21 | 2019-04-02 | 中国电力科学研究院有限公司 | A kind of electric energy meter stops the processing method of telegram in reply event |
| CN110297205A (en) * | 2019-05-14 | 2019-10-01 | 国网浙江省电力有限公司嘉兴供电公司 | A kind of user's electric energy meter power down reporting system |
| CN110514886A (en) * | 2019-05-14 | 2019-11-29 | 国网浙江省电力有限公司嘉兴供电公司 | A kind of electric energy meter power down information concentration reporting device |
| CN111884318A (en) * | 2020-06-10 | 2020-11-03 | 太原市高远时代科技有限公司 | Technical implementation method for realizing power failure detection and reporting without battery |
| CN111884318B (en) * | 2020-06-10 | 2021-09-21 | 太原市高远时代科技有限公司 | Technical implementation method for realizing power failure detection and reporting without battery |
| CN115864306A (en) * | 2023-02-28 | 2023-03-28 | 中电装备山东电子有限公司 | Single-phase meter and carrier power supply undervoltage protection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207677511U (en) | Power loss event reporting device and system | |
| CN201414081Y (en) | Mine flameproof and intrinsically safe power supply | |
| CN104466736B (en) | Intelligent domestic power distribution device with various electricity protection functions | |
| CN203798898U (en) | High-voltage electriferous display locking device | |
| CN105278483A (en) | Surge monitoring device for SPD, intelligent SPD and surge protection system | |
| CN103928861A (en) | Intelligent electric power monitoring device group | |
| CN202678921U (en) | Overcurrent fault alarm device used on high-voltage transmission lines | |
| CN102608399A (en) | High-voltage electrified display locking device | |
| CN209805511U (en) | Intelligent power distribution cabinet system based on Internet of things | |
| CN209103513U (en) | Wireless data acquisition unit | |
| CN203243118U (en) | Voltage monitor | |
| CN202782741U (en) | Intelligent power box for supplying power to vehicle-mounted precision equipment | |
| CN209709742U (en) | A kind of double CT for high-tension cable monitoring device take electric power supply unit | |
| CN209561782U (en) | A kind of control circuit and transformer outlet | |
| CN209000056U (en) | A kind of burn-out-proof card circuit and electronic equipment | |
| CN202600030U (en) | High-voltage live displaying and blocking device | |
| CN201682330U (en) | Power supply of Zigbee wireless temperature sensor | |
| CN207801568U (en) | Power-supply system with warm connection function | |
| CN201383680Y (en) | Intelligent power cabinet control system and intelligent power cabinet employing same | |
| CN109980458A (en) | A kind of control circuit and transformer outlet | |
| CN205720377U (en) | Bus power supply type multifunctional electric meter | |
| CN204465343U (en) | DC-DC power source converter circuit | |
| CN210898902U (en) | Electric power safety intelligence electrical power generating system | |
| CN202550608U (en) | Distributed uninterrupted direct current power supply device | |
| CN220491051U (en) | Detection control circuit for railway ratchet compensation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |