CN104142414A - Detachable combined electricity meter - Google Patents
Detachable combined electricity meter Download PDFInfo
- Publication number
- CN104142414A CN104142414A CN201410391427.9A CN201410391427A CN104142414A CN 104142414 A CN104142414 A CN 104142414A CN 201410391427 A CN201410391427 A CN 201410391427A CN 104142414 A CN104142414 A CN 104142414A
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Abstract
The invention discloses a detachable combined electricity meter. The electricity meter comprises an electric energy metering unit, a switch power supply unit, a prepayment unit and a wall-mounted shell or a panel type shell, wherein the electric energy metering unit, the switch power supply unit and the prepayment unit are detachably arranged and can be sequentially connected through electromagnetic interfaces, and the wall-mounted shell or the panel type shell can be additionally installed outside the electric energy metering unit, the switch power supply unit and the prepayment unit. The detachable combined electricity meter can overcome the defects that an electricity meter in the prior art is not convenient to use, narrow in application range, poor in compatibility and the like, and has the advantages of being convenient to use, wide in application range and good in compatibility.
Description
Technical field
The present invention relates to electric energy measurement technical field, particularly, relate to a kind of detachable pattern and combine ammeter more.
Background technology
Domestic existing ammeter type is various, panel type, wall electric table emerge in an endless stream, there is very large puzzlement in party in request on concrete model selection and mounting means, cannot form simple, unified planning, product and actual field actual demand sense of discomfort that mounting design person returns to buying are further strong.At present, market is further strong to the compatibility requirement of ammeter structure.
In realizing process of the present invention, inventor find in prior art at least to exist use inconvenient, the scope of application is little and the defect such as poor compatibility.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of detachable pattern and combine ammeter more, advantage easy to use to realize, the scope of application large and compatibility is good.
For achieving the above object, the technical solution used in the present invention is: a kind of detachable pattern combines ammeter more, the electric energy metrical unit that comprises detachable setting and can connect successively by electromagnetic interface, switching power supply and pre-payment unit, and wall-hanging shell or the panel type shell that can be installed at described electric energy metrical unit, switching power supply and periphery, pre-payment unit.
Further, described switching power supply, comprise the transformer, rectification filtering module and the DC/DC voltage stabilizing output module that are connected with AC220V alternating current successively, and be connected with described DC/DC voltage stabilizing output module and the electromagnetic interface splicing ear for being connected with pre-payment unit with electric energy metrical unit respectively.
Further, described electric energy metrical unit, comprise main control computation chip module, the LCD display module being connected with described main control computation chip module respectively, the aobvious button of LCD wheel, infrared sending module, infrared receiving module, pulse output module, sound and light alarm module, power supply electromagnetic interface module, magnetic latching relay, the lid detection module of uncapping, voltage measurement module, copper-manganese electric current metering module, transformer current metering module, light-coupled isolation module and pre-payment electromagnetic interface module, and the RS485 communication module being connected with described light-coupled isolation module;
Described power supply electromagnetic interface module is connected with switching power supply, and described pre-payment electromagnetic interface module is connected with pre-payment unit.
Further, described main control computation chip module, is specially the main computation chip of RN8213.
Further, described pre-payment unit, comprises the first metering units electromagnetic interface, CPU stored value card, light-coupled isolation module and the second metering units electromagnetic interface that connect successively; Described the first metering units electromagnetic interface and the second metering units electromagnetic interface, be connected with electric energy metrical unit respectively.
Further, described light-coupled isolation module, the LTV-817S light-coupled isolation chip of take is acp chip.
The detachable pattern of various embodiments of the present invention combines ammeter more, due to the electric energy metrical unit that comprises detachable setting and can connect successively by electromagnetic interface, switching power supply and pre-payment unit, and wall-hanging shell or the panel type shell that can be installed at electric energy metrical unit, switching power supply and periphery, pre-payment unit; Thereby can overcome, in prior art, use is inconvenient, the scope of application is little and the defect of poor compatibility, advantage easy to use to realize, the scope of application large and compatibility is good.
Other features and advantages of the present invention will be set forth in the following description, and, partly from instructions, become apparent, or understand by implementing the present invention.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is the principle of work schematic diagram that the detachable pattern of the present invention combines ammeter more; " install before and after panel type " with two places " wall-hanging installation up and down " and represent that respectively electromagnetism is connected at two places;
Fig. 2 is the principle of work schematic diagram of switching power supply in the present invention;
Fig. 3 is the electrical principle schematic diagram of switching power supply in the present invention;
Fig. 4 is the principle of work schematic diagram of electric energy metrical unit in the present invention;
Fig. 5 is that in the present invention, pre-payment unit is the principle of work schematic diagram of CPU stored value card;
Fig. 6 is the electrical principle schematic diagram of CPU stored value card in the present invention, wherein, (a) be the electrical principle schematic diagram of read-light-coupled isolation in CPU stored value card, (b) be the electrical principle schematic diagram of write-light-coupled isolation in CPU stored value card, (c) being the electrical principle schematic diagram of encrypting module in CPU stored value card, is (d) the electrical principle schematic diagram of IC-card groove in CPU stored value card.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
According to the embodiment of the present invention, as shown in Fig. 1-Fig. 6, provide a kind of detachable pattern to combine ammeter more.
Referring to Fig. 1, the detachable pattern of the present embodiment combines ammeter more, mainly switching power supply, electric energy metrical unit and pre-payment unit, consists of, and by electromagnetic interface, connects, and is applicable to the ammeter of various ways structure.These detachable many combination ammeters, adopt switching power supply, electric energy metrical unit and pre-payment unit to split independent use, and can again firmly connect by electromagnetism terminal.
Referring to Fig. 2 and Fig. 3, switching power supply is exported 5V power supply so that electric energy metering module and pre-payment module for power supply by AC220V power supply by isolating transformer DB35K-220HZ-5 transformation and by DCDC chip LM78L05 transformation.
Referring to Fig. 4, electric energy metrical unit adopts the main computation chip of RN8213, and its main functional modules is divided into main metering control module, the visual demonstration of LCD and the aobvious module of button wheel, infrared reception sending module, pulse output module, magnetic latching relay module, electric current and voltage metering module, magnetic latching relay module, sound and light alarm and RS485 communication module etc.
Referring to Fig. 5 and Fig. 6 (CPU stored value card), pre-payment unit mainly carries out the read-write of CPU storage card by LTV-817S light-coupled isolation.
In actual demand, in the face of single function metering ammeters such as wall-hanging, panel types, only need buying standard wall-hanging or panel type shell, by switching power supply and electric energy metrical cellular installation wherein, switching power supply automatically carries out electromagnetism with electric energy metrical unit and engages, and with wall-hanging or panel type shell can be simply, firmly install.
In the face of wall-hanging, panel type pre-paying kilowatt-hour meter, only need install in electric energy metrical unit pre-payment unit additional, can be by purchasing the ammeter that standard wall is hanging, panel type shell is comprehensively assembled into related needs.
Technical scheme of the present invention, the beneficial effect that at least can bring comprises:
(1) be applicable to that the market mainstream is wall-hanging, panel type shell installs;
(2) all kinds of complicated demands in adaption demand side, the side's of demaning reduction buying error in enormous quantities causes inevitable loss;
(3) three unit, by the firm safety of electromagnetic interface combination, are save screw bring constant are installed;
(4) by detachable integrated mode, can carry out batch large-scale production research and development, greatly save R&D and production expense.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a detachable pattern combines ammeter more, it is characterized in that, the electric energy metrical unit that comprises detachable setting and can connect successively by electromagnetic interface, switching power supply and pre-payment unit, and wall-hanging shell or the panel type shell that can be installed at described electric energy metrical unit, switching power supply and periphery, pre-payment unit.
2. detachable pattern according to claim 1 combines ammeter more, it is characterized in that, described switching power supply, comprise the transformer, rectification filtering module and the DC/DC voltage stabilizing output module that are connected with AC220V alternating current successively, and be connected with described DC/DC voltage stabilizing output module and the electromagnetic interface splicing ear for being connected with pre-payment unit with electric energy metrical unit respectively.
3. detachable pattern according to claim 1 and 2 combines ammeter more, it is characterized in that, described electric energy metrical unit, comprise main control computation chip module, the LCD display module being connected with described main control computation chip module respectively, the aobvious button of LCD wheel, infrared sending module, infrared receiving module, pulse output module, sound and light alarm module, power supply electromagnetic interface module, magnetic latching relay, the lid detection module of uncapping, voltage measurement module, copper-manganese electric current metering module, transformer current metering module, light-coupled isolation module and pre-payment electromagnetic interface module, and the RS485 communication module being connected with described light-coupled isolation module,
Described power supply electromagnetic interface module is connected with switching power supply, and described pre-payment electromagnetic interface module is connected with pre-payment unit.
4. detachable pattern according to claim 3 combines ammeter more, it is characterized in that, described main control computation chip module, is specially the main computation chip of RN8213.
5. detachable pattern according to claim 3 combines ammeter more, it is characterized in that described pre-payment unit comprises the first metering units electromagnetic interface, CPU stored value card, light-coupled isolation module and the second metering units electromagnetic interface that connect successively; Described the first metering units electromagnetic interface and the second metering units electromagnetic interface, be connected with electric energy metrical unit respectively.
6. detachable pattern according to claim 5 combines ammeter more, it is characterized in that, described light-coupled isolation module, and the LTV-817S light-coupled isolation chip of take is acp chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391427.9A CN104142414A (en) | 2014-08-11 | 2014-08-11 | Detachable combined electricity meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391427.9A CN104142414A (en) | 2014-08-11 | 2014-08-11 | Detachable combined electricity meter |
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| Publication Number | Publication Date |
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| CN104142414A true CN104142414A (en) | 2014-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410391427.9A Pending CN104142414A (en) | 2014-08-11 | 2014-08-11 | Detachable combined electricity meter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053903A (en) * | 2016-08-12 | 2016-10-26 | 张仲 | Modular electric energy metering device |
| CN106291088A (en) * | 2016-07-25 | 2017-01-04 | 广东工业大学 | A kind of intelligent electric meter |
| CN108152580A (en) * | 2016-12-06 | 2018-06-12 | 宜兴市森维电子有限公司 | A kind of combined single-phase intelligent electric energy meter |
| CN108414807A (en) * | 2018-03-15 | 2018-08-17 | 上海燕赵电子科技有限公司 | Single-phase guide rail type takes control intelligent electric energy meter |
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| JP2003014783A (en) * | 2002-04-25 | 2003-01-15 | Matsushita Electric Ind Co Ltd | Metering device |
| CN101413966A (en) * | 2007-10-17 | 2009-04-22 | 湖北盛佳电器设备有限公司 | Modular electric energy metering machine |
| CN201273921Y (en) * | 2008-09-08 | 2009-07-15 | 深圳市龙电电气有限公司 | Electronic electric energy meter |
| US20090284251A1 (en) * | 1998-12-01 | 2009-11-19 | Itron, Inc. | Modular meter configuration and methodology |
| CN201503447U (en) * | 2009-04-27 | 2010-06-09 | 湖北盛佳电器设备有限公司 | Modularly assembled electric power metering device |
| CN201707363U (en) * | 2010-03-12 | 2011-01-12 | 深圳市思达仪表有限公司 | Modular electricity meter |
| CN203552355U (en) * | 2013-10-20 | 2014-04-16 | 湖南龙之翔智能科技有限公司 | Single-phase and wide-range intelligent prepayment electric energy meter |
| CN203658418U (en) * | 2013-12-31 | 2014-06-18 | 郑州三晖电气股份有限公司 | Three-phase standard electric energy meter designed in modularized manner and assembled in plug-in manner |
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2014
- 2014-08-11 CN CN201410391427.9A patent/CN104142414A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090284251A1 (en) * | 1998-12-01 | 2009-11-19 | Itron, Inc. | Modular meter configuration and methodology |
| JP2003014783A (en) * | 2002-04-25 | 2003-01-15 | Matsushita Electric Ind Co Ltd | Metering device |
| CN101413966A (en) * | 2007-10-17 | 2009-04-22 | 湖北盛佳电器设备有限公司 | Modular electric energy metering machine |
| CN201273921Y (en) * | 2008-09-08 | 2009-07-15 | 深圳市龙电电气有限公司 | Electronic electric energy meter |
| CN201503447U (en) * | 2009-04-27 | 2010-06-09 | 湖北盛佳电器设备有限公司 | Modularly assembled electric power metering device |
| CN201707363U (en) * | 2010-03-12 | 2011-01-12 | 深圳市思达仪表有限公司 | Modular electricity meter |
| CN203552355U (en) * | 2013-10-20 | 2014-04-16 | 湖南龙之翔智能科技有限公司 | Single-phase and wide-range intelligent prepayment electric energy meter |
| CN203658418U (en) * | 2013-12-31 | 2014-06-18 | 郑州三晖电气股份有限公司 | Three-phase standard electric energy meter designed in modularized manner and assembled in plug-in manner |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291088A (en) * | 2016-07-25 | 2017-01-04 | 广东工业大学 | A kind of intelligent electric meter |
| CN106053903A (en) * | 2016-08-12 | 2016-10-26 | 张仲 | Modular electric energy metering device |
| CN106053903B (en) * | 2016-08-12 | 2019-06-28 | 张仲 | A kind of modulated electric energy metering apparatus |
| CN108152580A (en) * | 2016-12-06 | 2018-06-12 | 宜兴市森维电子有限公司 | A kind of combined single-phase intelligent electric energy meter |
| CN108414807A (en) * | 2018-03-15 | 2018-08-17 | 上海燕赵电子科技有限公司 | Single-phase guide rail type takes control intelligent electric energy meter |
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Application publication date: 20141112 |