CN208367120U - A kind of multifunctional electric meter - Google Patents
A kind of multifunctional electric meter Download PDFInfo
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- CN208367120U CN208367120U CN201820998109.2U CN201820998109U CN208367120U CN 208367120 U CN208367120 U CN 208367120U CN 201820998109 U CN201820998109 U CN 201820998109U CN 208367120 U CN208367120 U CN 208367120U
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- 238000012545 processing Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a kind of multifunctional electric meter, including data acquisition unit interconnected, main control unit and comprehensive unit, data acquisition unit includes being used for current acquisition module, voltage acquisition module and frequency acquisition module, main control unit includes the data memory module for storing parameter threshold, for handling current acquisition module, voltage acquisition module and the information of frequency acquisition module acquisition and the processing module for comparing it with parameter threshold, comprehensive unit includes connecting with processing module and according to the comparing result output switching signal of processing module and/or the switching value output module of alarm signal, comprehensive unit further includes the communication module for communicating with host computer and the electrical energy pulse module to external equipment output electric energy count signal.The utility model can monitor various work state informations in real time, timely eliminate failure, loss is preferably minimized, and improve the kinetic stability and safety in utilization of power equipment.
Description
Technical field
The utility model relates to power monitoring equipment technical field more particularly to a kind of multifunctional electric meters.
Background technique
It will appear various failures, including starting exception, overload, underload, short circuit etc. in the use process of power equipment, lead to
Often just to be able to know the presence of failure when the state of failure propagation to observable, can not timely handling failure, expand
Loss caused by failure causes the safety in utilization of power equipment low.Therefore it needs to carry out the operating status of power equipment
Monitoring and diagnosis, existing power monitoring equipment have a single function, it is difficult to the accurately operation conditions of monitoring power equipment, Bu Nengji
Shi Faxian failure simultaneously stops loss, poor to the protecting effect of power equipment.
Utility model content
Technical problem to be solved in the utility model and the technical assignment of proposition are improved to the prior art, are provided
A kind of multifunctional electric meter solves the power monitoring equipment in current technology and is difficult to accurately monitor the operation shape of power equipment
Condition cannot find in time failure and stop loss, the problem of protecting effect difference.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of multifunctional electric meter, which is characterized in that including data acquisition unit interconnected, main control unit and comprehensive
Unit is closed, the data acquisition unit includes the electricity for acquiring the current acquisition module of current information, collection voltages information
It presses acquisition module and the frequency acquisition module for frequency acquisition information, main control unit includes the number for storing parameter threshold
According to memory module, for handle current acquisition module, voltage acquisition module and frequency acquisition module acquisition information and by its
The processing module compared with parameter threshold, comprehensive unit include connecting with processing module and according to the comparison of processing module
As a result output switching signal and/or the switching value output module of alarm signal, comprehensive unit further include for communicating with host computer
Communication module and to external equipment output electric energy count signal electrical energy pulse module.It is described in the utility model multi-functional
Electric instrument is using current acquisition module, the work of voltage acquisition module and frequency acquisition module real time monitoring acquisition power equipment
Make status information, including electric current, voltage and frequency etc., the processing module of working status parameter information conveyance to main control unit carries out
Data processing, processing module compare work state information with the parameter threshold for being pre-stored in data memory module, if work
Status information then maintains normal working condition in the range of parameter threshold, if work state information exceeds parameter threshold,
Switching value output module issues cut-off signal, by power equipment power failure, it is ensured that can timely handle failure, improve failure
Response speed is handled, loss is avoided to expand, improves safety in utilization.And the communication with host computer is realized by communication module,
Remotely modifying parameter can be realized by host computer, the information such as telemetering, remote signalling, remote control can also be interacted with upper computer software, be realized
Long-range monitoring, it is more accurate to the monitoring of power equipment, perfect by electrical energy pulse module come precise electric energy measuring.
Further, the main control unit further include connect with processing module for provide system operation time when
Clock circuit module provides foundation so that processing module is able to record the time broken down for the analysis processing of consequent malfunction.
Further, the main control unit further includes the program burn writing for programming program connecting with processing module
Mouthful, facilitate program to upgrade, using flexible is good.
Further, the main control unit further includes the display for showing power equipment running parameter, parameter threshold
Module, the key module for inquiring, being arranged parameter and the down Monitor Unit module for monitoring power down situation, three and processing mould
Block connection can intuitively grasp the working condition of power equipment in real time, and convenient for setting adjusting parameter threshold value, meet different
Protection demand ensures the stabilization and smooth of power equipment work.
Further, the comprehensive unit further includes connecting and being used for the 4-20mA for connecting external PLC with processing module
Analog module, by the voltage collected, electric current and frequency pick-up to external PLC, after being received by PLC Analog input mModule
It is transformed into a digital quantity, to obtain intuitive electric current, voltage, frequency values.
Further, it is connected, is tied by double looper between the main control unit and data acquisition unit, comprehensive unit
Structure is simple, easy to connect, communication robust.
Compared with prior art, the utility model advantage is:
Multifunctional electric meter described in the utility model, structure is simple, can monitor various working condition letters in real time
Breath timely makes a response, it is ensured that timely eliminate failure, loss is dropped to most when work state information is more than parameter threshold
It is low, the kinetic stability and safety in utilization of power equipment are improved, the safety accident occurred by security risk is effectively avoided.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of multifunctional electric meter.
Specific embodiment
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, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of multifunctional electric meter disclosed in the utility model embodiment, operation shape that can accurately to power equipment
State is monitored and diagnoses, and detection can timely respond to after being out of order, it is ensured that timely eliminate failure, loss is preferably minimized, mention
The kinetic stability and safety in utilization of high power equipment, effectively avoid the safety accident occurred by security risk.
As shown in Figure 1, a kind of multifunctional electric meter, including data acquisition unit 1, main control unit 2 and comprehensive unit 3,
It is connected between main control unit 2 and data acquisition unit 1, comprehensive unit 3 by double looper 4；
Wherein, data acquisition unit 1 includes for acquiring the current acquisition module 11 of current information, collection voltages information
Voltage acquisition module 12 and frequency acquisition module 13 for frequency acquisition information, current acquisition module 11 and voltage acquisition mould
Block 12 acquires three-phase current signal, three-phase voltage signal respectively；
Main control unit 2 includes processing module 21, data memory module 22, clock circuit module 23, program burn writing mouth 24, shows
Show module 25, key module 26 and down Monitor Unit module 27, data memory module 22 for storing parameter threshold, do not lose by power down
Data, clock circuit module 23 provides system operation time, so that processing module is able to record the time broken down；Program is burnt
Writing mouth 24 facilitates user program to upgrade, and programming program is used；The intuitively display power equipment running parameter, including electricity of display module 25
Stream, voltage, active power, reactive power, electric degree, warning message, definite value parameter etc., facilitate user's meter reading to record and grasp electric power
Equipment operation condition；Key module 26 is for being arranged parameter threshold, inquiry electric current, voltage, power, electric degree, failure etc.；Power down prison
Module 27 is surveyed for monitoring power down situation, when detecting that external voltage is too low, all parameters and electric degree is automatically stored, it is ensured that
Data are not lost when failure power down；Processing module 21 receives current acquisition module 11, voltage acquisition module 12 and frequency collection
Module 13 acquire information, it is carried out handle and it is compared with parameter threshold, when a failure occurs it electric current, voltage,
Frequency can change beyond parameter threshold, so as to timely find failure, and deal with to failure, improve electric power and set
Standby kinetic stability and safety in utilization, effectively avoids the safety accident occurred by security risk；
Comprehensive unit 3 includes switching input module 31, switching value output module 32, communication module 33, electrical energy pulse mould
Block 34,4-20mA analog module 35 and power module 36, the location status of the acquisition of switching input module 31 switch, disconnecting link
Information conveyance is to processing module 21, the comparing result of 32 receiving processing module 21 of switching value output module and according to processing module 21
Comparing result output switching signal and/or alarm signal；Communication module 33 uses RS485 communication module, realization and host computer
Communication, can by host computer realize remotely modifying parameter, can also by the information such as telemetering, remote signalling, remote control and upper computer software friendship
Mutually, long-range monitoring is realized；Electrical energy pulse module 34 issues pulse counting signal and exports to external equipment, by counter and turns
Circuit conversion is changed into corresponding electric quantity signal, realizes the accurate measurement to electric energy；4-20mA analog module 35 will collect
Voltage, current value pick-up to external PLC, by PLC Analog input mModule receive after be transformed into a digital quantity, to obtain
Electric current, the voltage value of numeralization；Power module 36 provides working power to entire electric instrument, and safeguards system works normally.
Above-mentioned multifunctional electric meter has programmable measurement, display, digital communication and the output of electrical energy pulse pick-up etc.
Function, can complete electrical measurement, electric energy calculate, data show, acquire and transmit, can be widely applied to the automation of transformation substations,
Full-featured, measurement accuracy height is covered in power distribution automation, green building, enterprise, inside plants electric energy measurement, management, examination,
Realize scene display and telecommunication.
Above are merely preferred embodiments of the utility model, it is noted that above-mentioned preferred embodiment should not regard
For limitations of the present invention, the protection scope of the utility model should be defined by the scope defined by the claims..For
For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of multifunctional electric meter, which is characterized in that including data acquisition unit interconnected (1), main control unit (2)
With comprehensive unit (3), the data acquisition unit (1) includes for acquiring the current acquisition module of current information (11), adopting
The voltage acquisition module (12) of collecting voltage information and frequency acquisition module (13) for frequency acquisition information, main control unit
It (2) include for storing the data memory module of parameter threshold (22), for handling current acquisition module (11), voltage acquisition mould
Block (12) and the information of frequency acquisition module (13) acquisition and the processing module (21) for comparing it with parameter threshold, it is comprehensive
Close unit (3) include connect with processing module (21) and according to the comparing result output switching signal of processing module (21) and/
Or the switching value output module (32) of alarm signal, comprehensive unit (3) further include the communication module for communicating with host computer
(33) and to external equipment the electrical energy pulse module (34) of electric energy count signal is exported.
2. multifunctional electric meter according to claim 1, which is characterized in that the main control unit (2) further include with
Processing module (21) connection is used to provide the clock circuit module (23) of system operation time.
3. multifunctional electric meter according to claim 1, which is characterized in that the main control unit (2) further include with
The program burn writing mouth (24) for programming program of processing module (21) connection.
4. multifunctional electric meter according to claim 1, which is characterized in that the main control unit (2) further includes using
In display power equipment running parameter, the display module (25) of parameter threshold, the key module (26) for inquiring, being arranged parameter
With the down Monitor Unit module (27) for monitoring power down situation, three connect with processing module (21).
5. multifunctional electric meter according to claim 1, which is characterized in that the comprehensive unit (3) further include with
Processing module (21) connects and the 4-20mA analog module (35) for connecting external PLC.
6. multifunctional electric meter according to claim 1, which is characterized in that the main control unit (2) is adopted with data
Collect and is connected between unit (1), comprehensive unit (3) by double looper (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820998109.2U CN208367120U (en) | 2018-06-26 | 2018-06-26 | A kind of multifunctional electric meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820998109.2U CN208367120U (en) | 2018-06-26 | 2018-06-26 | A kind of multifunctional electric meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208367120U true CN208367120U (en) | 2019-01-11 |
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ID=64927113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820998109.2U Expired - Fee Related CN208367120U (en) | 2018-06-26 | 2018-06-26 | A kind of multifunctional electric meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN208367120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113665628A (en) * | 2021-07-05 | 2021-11-19 | 河钢股份有限公司承德分公司 | Fault monitoring system of diesel locomotive power system |
-
2018
- 2018-06-26 CN CN201820998109.2U patent/CN208367120U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113665628A (en) * | 2021-07-05 | 2021-11-19 | 河钢股份有限公司承德分公司 | Fault monitoring system of diesel locomotive power system |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 |