CN104597319A - Carrier wave guide rail type ammeter and shell part thereof - Google Patents
Carrier wave guide rail type ammeter and shell part thereof Download PDFInfo
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- CN104597319A CN104597319A CN201510035723.XA CN201510035723A CN104597319A CN 104597319 A CN104597319 A CN 104597319A CN 201510035723 A CN201510035723 A CN 201510035723A CN 104597319 A CN104597319 A CN 104597319A
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Abstract
The invention discloses a carrier wave guide rail type ammeter. The carrier wave guide rail type ammeter comprises a body. The body comprises a first electrical part and a second electrical part, wherein the first electrical part comprises a signal collection end and a metering circuit connected with the signal collection end, the first electrical part and the second electrical part are connected with each other in an inserting mode, the second electrical part obtains electrical signals through an MCU in the second electrical part, conducts data processing, stores the signals through a first memorizer of the second electrical part and conducts carrier wave data communication through a built-in carrier wave module, electrical pins are arranged on the side of the first electrical part, and electrical insertion grooves matched with the electrical pins are formed in the side of the second electrical part so that insertion connection and combination can be achieved. The carrier wave guide rail type ammeter can be conveniently disassembled and assembled, a weak current part, namely, the second electrical part, can be taken down through installation personnel, the carrier wave module and the data are stored in the second electrical part, testing personnel can conveniently conduct testing, a strong current part, namely, the first electrical part, can still normally conduct metering or data collecting when the weak current part is detached, and the data can be correctly read in the reassembling process.
Description
Technical field
The present invention relates to Intelligent centralized meter reading technology, in more specific words it, the present invention relates to a kind of carrier system single-phase electricity measuring equipment and support equipment thereof.
Background technology
Automatic meter reading system (AMR) refers to and by transmission medium (such as wireless, wired, power line carrier (PLC) etc.), the electric energy recording Value Data of electric energy meter in platform district is carried out the system of copy reading by long-range main website server, and it is primarily of electric energy meter, collector, concentrator and long-range main website server composition.Concentrator is ingredient in the middle of in AMR system one, and it carries out communication by data channel and main website, completes main website instruction, automatically completes record data of checking meter, and the regular transmission of specifying according to main website is to main website.Along with the scale of Power supply market and complexity strengthen gradually, higher requirement be it is also proposed to the concentrator in Automatic meter reading system system.
Electric power Yun Guan department or power product manufacturer are to power network monitoring, time metering outfit carries out reading or testing, tester is mainly relied on to utilize the data acquisition carrying out wireless mode in the certain predetermined region of hand-held set in platform district, or in debug process, such as, lay the long twisted pair wire of hundreds of rice in a building, building, power circuit in access building carries out carrier meter reading, but due to problems such as signal intensities, may occur there is no the practical problems such as signal or stringing difficulty when changing another building, building, and need different tester's fragmentary works, therefore technical matters highlights: be first test process nonrepeatability, different environment will re-start a test operation, rely on the on-site experience of tester completely, secondly, human cost and experimentation cost are comparatively large, and use and inconvenience, moreover speech, the concrete transmitting/receiving intensity of the uncontrollable carrier signal of tester, this will cause tester to need reciprocal trial, expend time in, and the intensity of the signal collected cannot being analyzed of qualitative, quantitative, make test result to be analyzed on the contrary, help be there is no to test process.
In the prior art, do not relate to and use portable field proving installation, what tester carried is dissimilar testing tool, cannot meet the object of data summarization and integration.
Further in the prior art, do not relate to and use split type guide rail electric meter, namely strong power part and weak current part are mutually isolated, and dismantled and assembled, and still generally use carrier wave power line mode reads its data message.
Summary of the invention
The present invention is intended to solve aforementioned drawback, design a kind of single-phase guide rail type ammeter, can be applicable to the data acquisition equipment in grid power system, such as ammeter, collector or concentrator, or some occasion is used in forceful electric power distribution transformer terminals.Another embodiment of the present invention designs a kind of equipment shell, and testing staff can be facilitated to use, and internal electric assembly can be protected to exempt from damage.The technology of the present invention effect embodies by the following technical programs:
Technical scheme 1: a kind of carrier wave guide rail electric meter, it has a body, described body comprises: the first electric part, there is the signals collecting end connecting the external electrical network alternating current line of force, and the metering circuit be attached thereto, obtain its power consumption pulse signal collected and in addition computing draws electric power signal; With the second electric part of the mutual grafting of described first electric part, obtain described electric power signal by MCU wherein and carry out data processing, stored by its first memory, and carry out carrier data communication by built-in carrier module; Wherein be provided with electric contact pin at the sidepiece of the first electric part, be provided with electric slot with matching to realize grafting combination at the sidepiece of described second electric part.
In one embodiment, described first electric part comprises further: second memory, for the electric power signal after calculating with described first memory stores synchronized; Display circuit, for showing described electric power signal.
In one embodiment, comprise cover plate further, for described first electric part fenced when described second electric part departs from the first electric part, cover described contact pin.
In one embodiment, be provided with slotted eye in the other side of described first electric part, a part for described cover plate penetrates described slotted eye and extends until cover contact pin completely.
In one embodiment, described second electric part connects external carrier signal fetch equipment, and the data in its first memory are read.
Technical scheme 2: the case member of guide rail electric meter, described case member has the first Shell Plate, cover the electrical connector portion of guide rail electric meter, it comprises second housing plate further, cover another electrical connector portion of guide rail electric meter, the first described Shell Plate includes: the first electric part, has the signals collecting end connecting the external electrical network alternating current line of force, and the metering circuit be attached thereto, obtain its power consumption pulse signal collected and in addition computing draws electric power signal; With the second electric part of the mutual grafting of described first electric part, obtain described electric power signal by MCU wherein and carry out data processing, stored by its first memory, and carry out carrier data communication by built-in carrier module; Wherein be provided with electric contact pin at the sidepiece of the first electric part, be provided with electric slot with matching to realize grafting combination at the sidepiece of described second electric part; Described second housing plate, as the additional protection structure of the first Shell Plate, is located in the slotted eye that side is fixed on some relative set.
In one embodiment, described second housing plate comprises the first panel and the second panel, wherein in described first panel, be provided with electronic tag contact element, for being electrically connected with described electric contact pin and being recorded the electric power signal in described first memory, described second panel, as the extension component outside the first Shell Plate, is fixed by means of lead sealing.
In one embodiment, described lead sealing is made up of plastics, a kind of temperature distortion material selected by described plastics, and and be provided with fixing breaking portion between the first panel, when operation personnel need to extract second housing plate out, make the second panel breaking by type of heating, eject described second housing plate by the plate button of uncapping in the first shell version.
In one embodiment, described first electric part is provided with Slab element of uncapping, described second electric part again with it grafting time, determine whether to open second housing plate by the electro-induction of electronic tag contact element and the second electric part, if, then press the operating key of Slab element of uncapping, release described second panel by the spring assembly in the first Shell Plate.
In one embodiment, the electrical connection between described electronic tag contact element and the first electric part or the second electric part is realized by electromagnetic induction, optoelectronic induction mode.
Based on this, the remarkably productive embodiment of the technology of the present invention, first, the present embodiment guide rail electric meter can realize easy disassembly, weak current part, namely the second electric part can be taken off by installation personnel, carrier module and data stored therein, tester is facilitated to test, and in the process pulling down weak current part, strong power part, namely the first electric part still can normally measure or data acquisition, and when re-assemblying, data can correctly read.
Accompanying drawing explanation
Fig. 1 is the dismounting schematic isometric of carrier wave guide rail electric meter of the present invention.
Embodiment
With reference to Fig. 1, an embodiment of carrier wave guide rail electric meter, such as carrier wave meter comprises by can the body of a cubic shaped that forms of the first electric part 2 of grafting and the second electric part 1 mutually, certainly, for ANSI type ammeter, a truncated conical shape structure can be formed, bottom is the first electric part, top is the second electric part, described first electric part 2 exchanges AC civil power custom power line by electric power signal collection terminal access 220V or 380V wherein, read alternating current line of force voltage and current signal, i.e. illustrated L line and N line turnover line end, digital signal value is become by A/D circuit conversion, and obtain the electric power signal of voltage U and electric current I by its metering circuit and calculated, described second electric part 1 obtains the electric power signal P=Σ UI after calculating by MCU wherein and carries out data processing, first repeatedly can be stored by erasable (MTP) storer by it, and be carried out external subcarrier data communication by inside PLC carrier module, wherein as shown in Figure 1, be provided with electric contact pin 31 at the top of the first electric part 2, be provided with electric slot (not showing in figure) with matching in the bottom of described second electric part 1 to realize grafting combination.
In one embodiment, described first electric part 2 comprises further: second memory, for the electric power signal after calculating with described first memory stores synchronized; Display circuit 32, for showing described electric power signal.
In one embodiment, comprise cover plate 4 further, for described first electric part 2 fenced when described second electric part 1 departs from the first electric part 2, be covered in described contact pin 31 upper end and contacted.
In one embodiment, be provided with slotted eye 34 in the other side 3 of described first electric part 2, a part 41 for described cover plate 4 penetrates described slotted eye and extends along H1 direction until cover male portion 31 completely.
In one embodiment, described second electric part 1 can connect external carrier signal fetch equipment (such as electric power Yun Guan department PC), and the data in its first memory can be read.
Or in another embodiment, the case member of this guide rail electric meter has the first Shell Plate 1 and 2, cover the electrical connector portion in guide rail electric meter, it comprises second housing plate 4 further, cover another electrical connector portion of guide rail electric meter, the first described Shell Plate includes: the first electric part 1, there is the signals collecting end connecting the external electrical network alternating current line of force, and the metering circuit be attached thereto, obtain its power consumption pulse signal collected and in addition computing draws electric power signal; The second electric part 2 with the mutual grafting of described first electric part 2, is obtained described electric power signal by MCU wherein and carries out data processing, stored by its first memory, and carry out carrier data communication by built-in carrier module; Wherein be provided with electric contact pin at the sidepiece of the first electric part 2, be provided with electric slot with matching to realize grafting combination in the bottom side of described second electric part 1; Described second housing plate 4, as the additional protection structure of the first Shell Plate 2, is located in the slotted eye 42 that side is fixed on relative set.
In one embodiment, described second housing plate 4 comprises the first panel 41 and the second panel 42, wherein in the first panel 41, be provided with electronic tag contact element, for being electrically connected and the electric power signal recorded in described first memory or Breakdown Maintenance information with described electric contact pin 31, described second panel 42 is as the extension component outside the first Shell Plate 4, do not stretch in manipulation 34, fixed by means of lead sealing (not showing in figure).
In one embodiment, described lead sealing is made up of plastics, a kind of temperature distortion material selected by described plastics, and and be provided with fixing breaking portion between the first panel, when operation personnel need to extract second housing plate out, make the second panel breaking by type of heating, eject described second housing plate by the plate button of uncapping in the first shell version.
In one embodiment, described first electric part 2 is provided with Slab element 33 of uncapping, described second electric part again against H2 direction with it grafting time, determine whether to open second housing plate 4 by the electro-induction of (such as) infrared interface in electronic tag contact element and the second electric part 1, if, then press the operating key 33 of Slab element of uncapping, release described second panel 4 by the spring assembly in the first Shell Plate 2.
In one embodiment, the electrical connection between described electronic tag contact element and the first electric part 2 or the second electric part 1 is realized by electromagnetic induction (such as RF), optoelectronic induction (such as infrared) mode.
In one embodiment, described first electric part 2 comprises the 2nd MTP storer further, for storing the electric power signal P after calculating with a described MTP storer according to a default sequential TN.Namely in normal operation, a MTP storer should keep identical and synchronous with the data in the 2nd MTP storer.And due in the process that is separated with 2 in module 1, the normal metering of carrier wave meter can not be affected, therefore design two storeies.And according to Electric Measurement Technology principle, electric energy, electricity W=∫ Pt, therefore when treasured becomes normal electricity signal storage, will keep that clock signal TN's is normal simultaneously.Or in another embodiment, by the record in addition of the electric power signal in module 4 pairs of second memories, and give clock, when needs are re-engaged module 1 and 2, the information in the electronic tag contact element of module 4 can be read by MCU.
Or in another embodiment, described second housing version 4 arranges again a clock, for triggering described default sequential TN, wherein said default sequential TN design with: when described second electric part 1 is separated from the first electric part 2, trigger first and preset sequential TN1, current power signal P is stopped sending to described MCU, and is stored in the 2nd MTP storer; And when described second electric part 1 is plugged to the first electric part 2, triggers second and preset sequential TN2, the electric power signal be stored in the 2nd MTP storer 32 after presetting sequential TN1 is inserted in a MTP storer.
Simultaneously, the electric power signal collection terminal of carrier wave meter is designed to resistance-capacitance depressurization input mode, with the current transformer used in alternative routine techniques and voltage transformer (VT), do the indoor design structure can saving carrier wave meter like this, make structural member be tending towards flat, and then make the design of the module 2 of carrier system ammeter more light and simple, therefore, it is more light that testing apparatus can be done on the basis considering the design of normal electrical isolation and Design on thermal insulation, is convenient to carrying of electric power fortune pipe personnel.
Claims (10)
1. a carrier wave guide rail electric meter, it has a body, it is characterized in that described body comprises:
First electric part, has the signals collecting end connecting the external electrical network alternating current line of force, and the metering circuit be attached thereto, and obtains its power consumption pulse signal collected and in addition computing draws electric power signal;
With the second electric part of the mutual grafting of described first electric part, obtain described electric power signal by MCU wherein and carry out data processing, stored by its first memory, and carry out carrier data communication by built-in carrier module; Wherein
Be provided with electric contact pin at the sidepiece of the first electric part, be provided with electric slot with matching to realize grafting combination at the sidepiece of described second electric part.
2. carrier wave guide rail electric meter according to claim 1, is characterized in that described first electric part comprises further: second memory, for the electric power signal after calculating with described first memory stores synchronized; Display circuit, for showing described electric power signal.
3. carrier wave guide rail electric meter according to claim 1, is characterized in that: comprise cover plate further, for described first electric part fenced when described second electric part departs from the first electric part, covers described contact pin.
4. carrier wave guide rail electric meter according to claim 3, is characterized in that: be provided with slotted eye in the other side of described first electric part, and a part for described cover plate penetrates described slotted eye and extends until cover contact pin completely.
5. carrier wave guide rail electric meter according to claim 1, is characterized in that: described second electric part connects external carrier signal fetch equipment, and the data in its first memory are read.
6. the case member of guide rail electric meter, described case member has the first Shell Plate, covers the electrical connector portion of guide rail electric meter, it is characterized in that: comprise second housing plate further, cover another electrical connector portion of guide rail electric meter, the first described Shell Plate includes:
First electric part, has the signals collecting end connecting the external electrical network alternating current line of force, and the metering circuit be attached thereto, and obtains its power consumption pulse signal collected and in addition computing draws electric power signal;
With the second electric part of the mutual grafting of described first electric part, obtain described electric power signal by MCU wherein and carry out data processing, stored by its first memory, and carry out carrier data communication by built-in carrier module;
Wherein be provided with electric contact pin at the sidepiece of the first electric part, be provided with electric slot with matching to realize grafting combination at the sidepiece of described second electric part;
Described second housing plate, as the additional protection structure of the first Shell Plate, is located in the slotted eye that side is fixed on some relative set.
7. the case member of guide rail electric meter according to claim 6, it is characterized in that: described second housing plate comprises the first panel and the second panel, wherein in described first panel, be provided with electronic tag contact element, for being electrically connected with described electric contact pin and being recorded the electric power signal in described first memory, described second panel, as the extension component outside the first Shell Plate, is fixed by means of lead sealing.
8. the case member of guide rail electric meter according to claim 7, is characterized in that: described lead sealing is made up of plastics.
9. the case member of the guide rail electric meter according to claim 6 and 7, it is characterized in that: described first electric part is provided with Slab element of uncapping, described second electric part again with it grafting time, determine whether to open second housing plate by the electro-induction of electronic tag contact element and the second electric part, if, then press the operating key of Slab element of uncapping, release described second panel by the spring assembly in the first Shell Plate.
10. the case member of guide rail electric meter according to claim 9, is characterized in that: the electrical connection between described electronic tag contact element and the first electric part or the second electric part is realized by electromagnetic induction, optoelectronic induction mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035723.XA CN104597319A (en) | 2015-01-23 | 2015-01-23 | Carrier wave guide rail type ammeter and shell part thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035723.XA CN104597319A (en) | 2015-01-23 | 2015-01-23 | Carrier wave guide rail type ammeter and shell part thereof |
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| Publication Number | Publication Date |
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| CN104597319A true CN104597319A (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510035723.XA Pending CN104597319A (en) | 2015-01-23 | 2015-01-23 | Carrier wave guide rail type ammeter and shell part thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510659A (en) * | 2015-12-31 | 2016-04-20 | 威胜集团有限公司 | Electric energy meter component with high quality reliability |
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| US20040119458A1 (en) * | 1999-01-27 | 2004-06-24 | Elster Electricity, Llc | Advanced instrument packaging for electronic energy meter |
| CN101282626A (en) * | 2007-04-02 | 2008-10-08 | 万家盛 | Box body assembling structure |
| CN101738515A (en) * | 2008-11-07 | 2010-06-16 | 深圳市宝利达实业有限公司 | Modular electric energy meter device and method for realizing same |
| CN102692531A (en) * | 2012-06-09 | 2012-09-26 | 慈溪市一得电子仪表有限公司 | Carrier meter |
| CN204374299U (en) * | 2015-01-23 | 2015-06-03 | 国家电网公司 | A kind of carrier wave guide rail electric meter and case member thereof |
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2015
- 2015-01-23 CN CN201510035723.XA patent/CN104597319A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040119458A1 (en) * | 1999-01-27 | 2004-06-24 | Elster Electricity, Llc | Advanced instrument packaging for electronic energy meter |
| CN101282626A (en) * | 2007-04-02 | 2008-10-08 | 万家盛 | Box body assembling structure |
| CN101738515A (en) * | 2008-11-07 | 2010-06-16 | 深圳市宝利达实业有限公司 | Modular electric energy meter device and method for realizing same |
| CN102692531A (en) * | 2012-06-09 | 2012-09-26 | 慈溪市一得电子仪表有限公司 | Carrier meter |
| CN204374299U (en) * | 2015-01-23 | 2015-06-03 | 国家电网公司 | A kind of carrier wave guide rail electric meter and case member thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510659A (en) * | 2015-12-31 | 2016-04-20 | 威胜集团有限公司 | Electric energy meter component with high quality reliability |
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Application publication date: 20150506 |
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