CN205229296U - Multifunctional electric power meter - Google Patents
Multifunctional electric power meter Download PDFInfo
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- CN205229296U CN205229296U CN201521027330.6U CN201521027330U CN205229296U CN 205229296 U CN205229296 U CN 205229296U CN 201521027330 U CN201521027330 U CN 201521027330U CN 205229296 U CN205229296 U CN 205229296U
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Abstract
The application discloses multifunctional electric power meter includes: signal acquisition's signal acquisition module is carried out the power equipment that awaits measuring, the signal of gathering the signal acquisition module carries out analog -to -digital conversion's analog -to -digital conversion module, a quantum digital input module for generating the switching value, produce the communication circuit of communication control signal, be connected with analog -to -digital conversion module, quantum digital input module and communication circuit respectively to under the control of the communication control signal that the communication circuit produced, correspondingly carry out signal processing's signal processing module to the data signal of analog -to -digital conversion module output and the switching value of quantum digital input module formation, accomplish the information that obtains behind the signal processing to signal processing module and carry out the segment encode LCD screen that shows. This application has improved the integrated level of instrument to reduce the wiring between the circuit from this, improved the interference immunity of instrument, in addition, this application shows information through the segment encode LCD screen to multifunctional electric power meter's information display effect has been improved.
Description
Technical field
The utility model relates to instrument development technique field, particularly a kind of multifunctional electric meter.
Background technology
MFPM (MFPM, i.e. MultiFunctionPowerMeter, multifunctional electric meter) be a kind of instrument can measured three-phase electricity, as measured three-phase voltage, three parameters such as electric current, diligent power, reactive power, applied power, power factor and frequency, the fields such as the automation of transformation substations, power distribution automation, intelligent building, enterprises electric energy measurement can be widely used in.But the integrated level of multifunctional electric meter inside is in the market lower, the various complexity of wiring, also makes the interference free performance of multifunctional electric meter poor thus, and there is the shortcomings such as information display effect is poor.
Can find out in sum how to improve the integrated level of multifunctional electric meter, to improve the anti-interference of instrument, and the information display effect improving instrument has problem to be solved at present.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of multifunctional electric meter, improves the integrated level of multifunctional electric meter, thus improves the anti-interference of multifunctional electric meter, and improves the information display effect of multifunction power instrument.Its concrete scheme is as follows:
A kind of multifunctional electric meter, comprising:
Power equipment to be measured is carried out to the signal acquisition module of signals collecting;
Analog-to-digital analog-to-digital conversion module is carried out to the signal that described signal acquisition module collects;
For generating the switching input module of switching value;
Produce the communicating circuit of Communication Control signal;
Be connected with described analog-to-digital conversion module, described switching input module and described communicating circuit respectively, and under the control of the Communication Control signal produced at described communicating circuit, the switching value that the digital signal correspondingly exported described analog-to-digital conversion module and described switching input module generate carries out the signal processing module of signal transacting;
To the segment encode liquid crystal display that the information obtained after the process of described signal processing module settling signal shows.
Preferably, described multifunctional electric meter, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the analog output module of respective mode analog quantity.
Preferably, described multifunctional electric meter, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the electrical energy pulse module of corresponding electrical energy pulse.
Preferably, described signal processing module also comprises:
Carry out amplifying the digital signal amplifying unit processed to the digital signal that described analog-to-digital conversion module exports.
Preferably, described signal processing module also comprises:
The signal of described digital signal amplifying unit output is carried out to the signal filtering unit of filtering process.
Preferably, described signal filtering unit is low-pass filter.
Preferably, the single-chip microcomputer of described signal processing module to be model be M0517.
Preferably, described multifunctional electric meter, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the switching value output module of respective switch amount.
Preferably, the quantity of described multifunctional electric meter breaker in middle amount load module and switching value output module is 4.
In the utility model, multifunctional electric meter comprises: the signal acquisition module of power equipment to be measured being carried out to signals collecting; Analog-to-digital analog-to-digital conversion module is carried out to the signal that signal acquisition module collects; For generating the switching input module of switching value; Produce the communicating circuit of Communication Control signal; Be connected with analog-to-digital conversion module, switching input module and communicating circuit respectively, and under the control of the Communication Control signal of communicating circuit generation, the switching value correspondingly generated digital signal and the switching input module of analog-to-digital conversion module output carries out the signal processing module of signal transacting; To the segment encode liquid crystal display that the information obtained after the process of signal processing module settling signal shows.In the utility model, signal acquisition module, the signal exported in switching input module and communicating circuit all converges to signal processing module, then under the control of Communication Control signal, control signal processing module carries out corresponding signal transacting to other signals received, signal processing module in visible the utility model is equivalent to a central processing unit, focusing on all signals received can be completed by this signal processing module, thus improve the integrated level of multifunctional electric meter, and the wiring thereby reduced between circuit, improve the anti-interference of instrument, in addition, the utility model is shown information by segment encode liquid crystal display, thus improve the information display effect of multifunctional electric meter.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is a kind of multifunctional electric meter structural representation disclosed in the utility model embodiment;
Fig. 2 is a kind of concrete multifunctional electric meter structural representation disclosed in the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of multifunctional electric meter, shown in Figure 1, and this multifunctional electric meter comprises:
Power equipment to be measured is carried out to the signal acquisition module 11 of signals collecting;
Analog-to-digital analog-to-digital conversion module 12 is carried out to the signal that signal acquisition module 11 collects;
For generating the switching input module 13 of switching value;
Produce the communicating circuit 14 of Communication Control signal;
Be connected with analog-to-digital conversion module 12, switching input module 13 and communicating circuit 14 respectively, and under the control of the Communication Control signal of communicating circuit 14 generation, the switching value correspondingly generated digital signal and the switching input module 13 of analog-to-digital conversion module 12 output carries out the signal processing module 15 of signal transacting;
To the segment encode liquid crystal display 16 that the information obtained after the process of signal processing module 15 settling signal shows.
In the utility model embodiment, multifunctional electric meter comprises: the signal acquisition module of power equipment to be measured being carried out to signals collecting; Analog-to-digital analog-to-digital conversion module is carried out to the signal that signal acquisition module collects; For generating the switching input module of switching value; Produce the communicating circuit of Communication Control signal; Be connected with analog-to-digital conversion module, switching input module and communicating circuit respectively, and under the control of the Communication Control signal of communicating circuit generation, the switching value correspondingly generated digital signal and the switching input module of analog-to-digital conversion module output carries out the signal processing module of signal transacting; To the segment encode liquid crystal display that the information obtained after the process of signal processing module settling signal shows.
In the utility model embodiment, signal acquisition module, the signal exported in switching input module and communicating circuit all converges to signal processing module, then under the control of Communication Control signal, control signal processing module carries out corresponding signal transacting to other signals received, signal processing module in visible the utility model embodiment is equivalent to a central processing unit, focusing on all signals received can be completed by this signal processing module, thus improve the integrated level of multifunctional electric meter, and the wiring thereby reduced between circuit, improve the anti-interference of instrument, in addition, the utility model embodiment is shown information by segment encode liquid crystal display, thus improve the information display effect of multifunctional electric meter.
The utility model embodiment discloses a kind of concrete multifunctional electric meter, and relative to a upper embodiment, the present embodiment has done further instruction and optimization to technical scheme.Concrete:
Shown in Figure 2, in the present embodiment, multifunctional electric meter can further include: be connected with signal processing module 15, and according to the information obtained after the process of signal processing module 15 settling signal, export the analog output module 17 of respective mode analog quantity, and be connected with signal processing module 15, and according to the information obtained after the process of signal processing module 15 settling signal, export the electrical energy pulse module 18 of corresponding electrical energy pulse.
In order to improve the intensity of signal, in the utility model embodiment, signal processing module 15 can further include: carry out amplifying the digital signal amplifying unit processed to the digital signal that analog-to-digital conversion module exports.
In order to reduce the noise in signal, in the utility model embodiment, signal processing module 15 can further include: the signal exported digital signal amplification unit carries out the signal filtering unit of filtering process.Preferred signal filtering unit is low-pass filter.
In the present embodiment, multifunctional electric meter can also comprise: be connected with signal processing module 15, and according to the information obtained after the process of signal processing module 15 settling signal, exports the switching value output module 19 of respective switch amount.
More specifically, the signal processing module 15 in the present embodiment can be the single-chip microcomputer of M0517 for model.Corresponding with this single-chip microcomputer, the quantity of multifunctional electric meter breaker in middle amount load module and switching value output module is 4.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the utility model.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a multifunctional electric meter, is characterized in that, comprising:
Power equipment to be measured is carried out to the signal acquisition module of signals collecting;
Analog-to-digital analog-to-digital conversion module is carried out to the signal that described signal acquisition module collects;
For generating the switching input module of switching value;
Produce the communicating circuit of Communication Control signal;
Be connected with described analog-to-digital conversion module, described switching input module and described communicating circuit respectively, and under the control of the Communication Control signal produced at described communicating circuit, the switching value that the digital signal correspondingly exported described analog-to-digital conversion module and described switching input module generate carries out the signal processing module of signal transacting;
To the segment encode liquid crystal display that the information obtained after the process of described signal processing module settling signal shows.
2. multifunctional electric meter according to claim 1, is characterized in that, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the analog output module of respective mode analog quantity.
3. multifunctional electric meter according to claim 2, is characterized in that, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the electrical energy pulse module of corresponding electrical energy pulse.
4. multifunctional electric meter according to claim 3, is characterized in that, described signal processing module also comprises:
Carry out amplifying the digital signal amplifying unit processed to the digital signal that described analog-to-digital conversion module exports.
5. multifunctional electric meter according to claim 4, is characterized in that, described signal processing module also comprises:
The signal of described digital signal amplifying unit output is carried out to the signal filtering unit of filtering process.
6. multifunctional electric meter according to claim 5, is characterized in that, described signal filtering unit is low-pass filter.
7. the multifunctional electric meter according to any one of claim 1 to 6, is characterized in that, the single-chip microcomputer of described signal processing module to be model be M0517.
8. multifunctional electric meter according to claim 7, is characterized in that, also comprises:
Be connected with described signal processing module, and according to the information obtained after the process of described signal processing module settling signal, export the switching value output module of respective switch amount.
9. multifunctional electric meter according to claim 8, is characterized in that, the quantity of described multifunctional electric meter breaker in middle amount load module and switching value output module is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027330.6U CN205229296U (en) | 2015-12-10 | 2015-12-10 | Multifunctional electric power meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027330.6U CN205229296U (en) | 2015-12-10 | 2015-12-10 | Multifunctional electric power meter |
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| Publication Number | Publication Date |
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| CN205229296U true CN205229296U (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521027330.6U Expired - Fee Related CN205229296U (en) | 2015-12-10 | 2015-12-10 | Multifunctional electric power meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527491A (en) * | 2015-12-10 | 2016-04-27 | 重庆鸿引电子有限公司 | Multifunctional power instrument |
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2015
- 2015-12-10 CN CN201521027330.6U patent/CN205229296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527491A (en) * | 2015-12-10 | 2016-04-27 | 重庆鸿引电子有限公司 | Multifunctional power instrument |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160511 Termination date: 20171210 |