CN101908246A - Single-phase electronic prepayment double-control electric energy meter - Google Patents
Single-phase electronic prepayment double-control electric energy meter Download PDFInfo
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- CN101908246A CN101908246A CN 201010240161 CN201010240161A CN101908246A CN 101908246 A CN101908246 A CN 101908246A CN 201010240161 CN201010240161 CN 201010240161 CN 201010240161 A CN201010240161 A CN 201010240161A CN 101908246 A CN101908246 A CN 101908246A
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Abstract
The invention discloses a single-phase electronic prepayment double-control electric energy meter. The single-phase electronic prepayment double-control electric energy meter comprises an electric energy metering control unit, wherein the electric energy metering control unit consists of an electric energy metering control module and a multi-channel sampling circuit; the electric energy metering control module consists of an electric energy metering chip, a logic circuit and a decoding circuit; output terminals of the multi-channel sampling circuit are electrically connected with an input terminal of the electric energy metering chip respectively; a communication interface of the electric energy metering control module is electrically connected with a data storage module, a display module, a card-reading interface module, and an RS485 communication and current ring communication module respectively; an output terminal of the electric energy metering control module is connected with a display module and a relay control circuit respectively; and signal input terminals of the multi-channel sampling circuit are electrically connected with a user incoming wire through a relay normally-open contact in the relay control circuit respectively. The single-phase electronic prepayment double-control electric energy meter has the advantages of realizing multi-loop metering and control, knowing and controlling the power consumption of electrical appliances of each shunt circuit in time, and providing great convenience for a user to grasp electricity utilization information and perform electricity utilization control management.
Description
Technical field
The present invention relates to the single-phase electronic prepayment electric energy meter, especially relate to single-phase electronic prepayment double-control electric energy meter.
Background technology
Single-phase single loop prepayment meter is widely used in the pre-payment in family, school student dormitory, enterprises and institutions dormitory etc.Present single-phase single loop prepayment meter is taked a loop metering and control more, total power consumption and electric power are presented at together, therefore power consumption and electric power that can only explicit user one tunnel, can not measure and control electrical appliance along separate routes, the user can not grasp current along separate routes power information, as the power of power consumption and electrical appliance etc., bring inconvenience for user's electricity consumption control and management.
Summary of the invention
The object of the invention is to provide a kind of single-phase electronic prepayment double-control electric energy meter that is used for the multichannel electric control and management.
For achieving the above object, the present invention can take following technical proposals:
Single-phase electronic prepayment double-control electric energy meter of the present invention, it comprises the electric energy metrical control module; Described electric energy metrical control module is made of electric energy metrical control module, multi-sampling circuit; Described electric energy metrical control module is made of electric energy computation chip, logical circuit, decoding scheme, and described multi-sampling circuit output terminal is electrically connected with described electric energy computation chip input end respectively; Described electric energy metrical control module communication interface is electrically connected with data memory module, LCD display module, card reading interface module, RS485 communication, electric current loop communication module respectively; Electric energy metrical control module output terminal is electrically connected with display module, control relay circuit respectively; Each road signal input part of described multi-sampling circuit is electrically connected with subscriber's drop by the relay normally open contact in the described control relay circuit respectively.
Described sample circuit is a two-way, constitutes by electric current, voltage sampling circuit.
Be electrically connected with work, warning circuit and two-way pulse indicating circuit at described electric energy metrical control module output terminal.
The invention has the advantages that and realize multiloop metering and control.During work, give the electric energy computation chip in the electric energy metrical control module by the sample circuit in the described electric energy metrical control module with electric current, the voltage signal acquisition in controlled loop, each road realtime power, voltage, electric current, power consumption etc. are carried out independent metering, storage, demonstration and total electric weight is shared, when total electric weight uses up after, subscriber's drop is disconnected power failure by described control relay circuit.Therefore, the user can be as required implements control metering along separate routes to high-power electric appliances such as electric consumption on lighting, air-conditionings, in time understand each along separate routes electrical appliance power consumption and it is controlled, greatly facilitate grasp and the electricity consumption control and management of user to power information.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention.
Fig. 2 is the electric energy metrical control unit circuit schematic diagram of Fig. 1.
Fig. 3 is the data memory module circuit theory diagrams of Fig. 1.
Fig. 4 is the card reading interface modular circuit schematic diagram of Fig. 1.
Fig. 5-1, Fig. 5-2, Fig. 5-the 3rd, the RS485 communication of Fig. 1, electric current loop communication module circuit theory diagrams.
Fig. 6-1, Fig. 6-2, Fig. 6-the 1st, the control relay circuit schematic diagram of Fig. 1.
Fig. 7 is power circuit principle figure of the present invention.
Embodiment
As Fig. 1-shown in Figure 7, single-phase electronic prepayment double-control electric energy meter of the present invention, it comprises power circuit, electric energy metrical control module 1; Described electric energy metrical control module 1 is made of electric energy metrical control module, two-way sample circuit; Described electric energy metrical control module is made of electric energy computation chip (MSP430FE42X), logical circuit, decoding scheme, and described two-way sample circuit output terminal is electrically connected with described electric energy computation chip (MSP430FE42X) input end respectively; Electric energy metrical control module communication interface is electrically connected with data memory module, LCD display module, card reading interface module, RS485 communication, electric current loop communication module respectively; Electric energy metrical control module output terminal is electrically connected with display module, control relay circuit respectively; Each road signal input part of two-way sample circuit is electrically connected with subscriber's drop by the relay normally open contact in the described control relay circuit respectively; Described two-way sample circuit constitutes by electric current, voltage sampling circuit.For providing the acousto-optic indication to the user more intuitively, be electrically connected with work, warning circuit and two-way pulse indicating circuit at electric energy metrical control module output terminal.
Claims (3)
1. single-phase electronic prepayment double-control electric energy meter, it comprises electric energy metrical control module (1); It is characterized in that: described electric energy metrical control module is made of electric energy metrical control module, multi-sampling circuit; Described electric energy metrical control module is made of electric energy computation chip, logical circuit, decoding scheme, and described multi-sampling circuit output terminal is electrically connected with described electric energy computation chip input end respectively; Described electric energy metrical control module communication interface is electrically connected with data memory module, LCD display module, card reading interface module, RS485 communication, electric current loop communication module respectively; Electric energy metrical control module output terminal is electrically connected with display module, control relay circuit respectively; Each road signal input part of described multi-sampling circuit is electrically connected with subscriber's drop by the relay normally open contact (2,3) in the described control relay circuit respectively.
2. single-phase electronic prepayment double-control electric energy meter according to claim 1 is characterized in that: described sample circuit is a two-way, constitutes by electric current, voltage sampling circuit.
3. single-phase electronic prepayment double-control electric energy meter according to claim 1 and 2 is characterized in that: be electrically connected with work, warning circuit and two-way pulse indicating circuit at described electric energy metrical control module output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240161 CN101908246A (en) | 2010-07-29 | 2010-07-29 | Single-phase electronic prepayment double-control electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240161 CN101908246A (en) | 2010-07-29 | 2010-07-29 | Single-phase electronic prepayment double-control electric energy meter |
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| Publication Number | Publication Date |
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| CN101908246A true CN101908246A (en) | 2010-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN 201010240161 Pending CN101908246A (en) | 2010-07-29 | 2010-07-29 | Single-phase electronic prepayment double-control electric energy meter |
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| CN (1) | CN101908246A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183059A (en) * | 2014-09-11 | 2014-12-03 | 国家电网公司 | Prepaid card meter warning device and electric energy measuring system |
| CN104459413A (en) * | 2014-12-17 | 2015-03-25 | 朱明� | Multi-loop electricity monitoring device capable of achieving intelligent household electricity utilization management |
| CN106443165A (en) * | 2016-08-29 | 2017-02-22 | 新开普电子股份有限公司 | Stationary electric energy meter |
| CN106443105A (en) * | 2016-08-29 | 2017-02-22 | 新开普电子股份有限公司 | Indoor instrument |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289247Y (en) * | 1996-05-28 | 1998-08-26 | 国营西南电子设备厂 | All electronic pre-payment IC card electric energy meter |
| CN2496029Y (en) * | 2001-08-18 | 2002-06-19 | 潍坊五洲鼎嘉维高科技有限公司 | Uniphase intelligence card electric meter |
| CN2906763Y (en) * | 2006-04-30 | 2007-05-30 | 长沙金凤滩高科技有限责任公司 | Integrated charging mode-based intelligent electricity purchasing device |
| CN101482578A (en) * | 2008-11-06 | 2009-07-15 | 丹东华通测控有限公司 | Multifunctional electric energy meter |
| CN201336059Y (en) * | 2008-12-31 | 2009-10-28 | 骆勇强 | Multifunctional prepaid electric energy meter |
| CN201434994Y (en) * | 2009-07-22 | 2010-03-31 | 郑州新开普电子股份有限公司 | Multifunctional electric energy metering control module |
| CN201754291U (en) * | 2010-07-29 | 2011-03-02 | 郑州新开普电子股份有限公司 | Sing-phase electronic prepayment dual-control electric energy meter |
-
2010
- 2010-07-29 CN CN 201010240161 patent/CN101908246A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289247Y (en) * | 1996-05-28 | 1998-08-26 | 国营西南电子设备厂 | All electronic pre-payment IC card electric energy meter |
| CN2496029Y (en) * | 2001-08-18 | 2002-06-19 | 潍坊五洲鼎嘉维高科技有限公司 | Uniphase intelligence card electric meter |
| CN2906763Y (en) * | 2006-04-30 | 2007-05-30 | 长沙金凤滩高科技有限责任公司 | Integrated charging mode-based intelligent electricity purchasing device |
| CN101482578A (en) * | 2008-11-06 | 2009-07-15 | 丹东华通测控有限公司 | Multifunctional electric energy meter |
| CN201336059Y (en) * | 2008-12-31 | 2009-10-28 | 骆勇强 | Multifunctional prepaid electric energy meter |
| CN201434994Y (en) * | 2009-07-22 | 2010-03-31 | 郑州新开普电子股份有限公司 | Multifunctional electric energy metering control module |
| CN201754291U (en) * | 2010-07-29 | 2011-03-02 | 郑州新开普电子股份有限公司 | Sing-phase electronic prepayment dual-control electric energy meter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183059A (en) * | 2014-09-11 | 2014-12-03 | 国家电网公司 | Prepaid card meter warning device and electric energy measuring system |
| CN104459413A (en) * | 2014-12-17 | 2015-03-25 | 朱明� | Multi-loop electricity monitoring device capable of achieving intelligent household electricity utilization management |
| CN106443165A (en) * | 2016-08-29 | 2017-02-22 | 新开普电子股份有限公司 | Stationary electric energy meter |
| CN106443105A (en) * | 2016-08-29 | 2017-02-22 | 新开普电子股份有限公司 | Indoor instrument |
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Open date: 20101208 |