CN204142798U - Multifunctional intellectual ammeter box - Google Patents
Multifunctional intellectual ammeter box Download PDFInfo
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- CN204142798U CN204142798U CN201420573298.0U CN201420573298U CN204142798U CN 204142798 U CN204142798 U CN 204142798U CN 201420573298 U CN201420573298 U CN 201420573298U CN 204142798 U CN204142798 U CN 204142798U
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- electric meter
- intelligent electric
- ammeter box
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Abstract
The utility model discloses a kind of multifunctional intellectual ammeter box, comprise casing, be provided with multiple installation position for installing intelligent electric meter in casing and MCU governor circuit is installed, computation chip, threephase current transformer and current collection circuit, casing is provided with RS485 communication interface and display, the signal output part of current collection circuit, RS485 communication interface, the signal input part of display and the interface of computation chip are corresponding with MCU governor circuit to be respectively connected, threephase current transformer to be installed on three-phase power line and total current for detecting three-phase supply, the signal output part of threephase current transformer is connected with the signal input part of current collection circuit, RS485 communication interface is used for connect corresponding with the PORT COM of multiple described intelligent electric meter.This multifunctional intellectual ammeter box can gather the power information of each intelligent electric meter and total power information and show, and can monitor faults such as electric leakages, investigates in time so that power information gathers operation maintenance personnel.
Description
Technical field
The utility model relates to a kind of Intelligent ammeter box, particularly relates to a kind ofly can gather each ammeter power information and total power information and the multifunctional intellectual ammeter box that can show in real time and transmit.
Background technology
Intelligent electric meter is the intelligent terminal of intelligent grid, it has not been traditional electric energy meter, intelligent electric meter is except possessing the function of measuring of traditional electric energy meter basic electricity amount, in order to adapt to intelligent grid and new forms of energy use it also there is the intelligentized function such as bidirectional data communication function, anti-stealing electricity function of two-way multiple rate function of measuring, user side controlling functions, plurality of data transmission modes, intelligent electric meter represents the developing direction of following energy-conserving intelligent electrical network final user intelligent terminal.
Multiple intelligent electric meter is installed concentratedly and namely form Intelligent ammeter box in a casing.At present, the various functions of Intelligent ammeter box mainly rely on intelligent electric meter itself to realize, casing is mainly used in integrated installation, so whole ammeter box does not gather the function of each ammeter power information and total power information, the detection to leak current fault, electricity filching behavior, intelligent electric meter metering fault and judgement cannot be realized, various power information can not be shown outward at housing, be not easy to check and manage.
Utility model content
The purpose of this utility model is just the multifunctional intellectual ammeter box providing a kind of energy each ammeter power information of collection and total power information also can show in real time and transmit to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of multifunctional intellectual ammeter box, comprise casing and be located at the multiple installation positions for installing intelligent electric meter in described casing, also comprise the MCU governor circuit be installed in described casing, computation chip, threephase current transformer, current collection circuit and the RS485 communication interface be installed on described casing, display, the signal output part of described current collection circuit, described RS485 communication interface, the signal input part of described display and the interface of described computation chip are corresponding with described MCU governor circuit to be respectively connected, described threephase current transformer to be installed on three-phase power line and total current for detecting three-phase supply, the signal output part of described threephase current transformer is connected with the signal input part of described current collection circuit, described RS485 communication interface is used for connect corresponding with the PORT COM (being also RS485 communication interface) of multiple described intelligent electric meter.Above-mentioned computation chip is used for calculating each phase current that threephase current transformer gathers, thus obtains the total electricity of three-phase.
The beneficial effects of the utility model are:
Multifunctional intellectual ammeter box described in the utility model can gather the total power information being installed on all electricity consumptions in the power information of each intelligent electric meter in table case and Intelligent ammeter box, thus by the common function of MCU governor circuit, judgement is compared to it, thus can monitor leak current fault, electricity filching behavior, intelligent electric meter metering fault, and shown in real time by display, investigate in time so that power information gathers operation maintenance personnel; This multifunctional intellectual ammeter box can also gather the information such as position, numbering of each intelligent electric meter be installed in table case and be transferred to administrative center, thus realizes the network management of multiple multifunctional intellectual ammeter boxes.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of multifunctional intellectual ammeter box described in the utility model;
Fig. 2 is the main TV structure schematic diagram of multifunctional intellectual ammeter box described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As depicted in figs. 1 and 2, multifunctional intellectual ammeter box described in the utility model comprises casing 6, be provided with multiple installation position 7 for installing intelligent electric meter (not shown) in casing 6 and MCU governor circuit 2 is installed, computation chip (not showing in Fig. 2), threephase current transformer 4 and current collection circuit 3, wherein multiple installation position 7 installs side in casing 6 concentratedly, account for most of space, MCU governor circuit 2, computation chip, threephase current transformer 4 and current collection circuit 3 are installed on opposite side in casing 6, account in the middle of small part, casing 6 is provided with table case interface 5 and display 1, table case interface 5 comprises RS485 communication interface and other interface, the signal output part of current collection circuit 3, RS485 communication interface, the signal input part of display 1 and the interface of computation chip are corresponding with MCU governor circuit 2 to be respectively connected, threephase current transformer 4 is installed on three-phase power line and (is positioned at table case, conventional structure) upper and total current for detecting three-phase supply, the signal output part of threephase current transformer 4 is connected with the signal input part of current collection circuit 3, RS485 communication interface is used for connect corresponding with the PORT COM of multiple intelligent electric meter.
Also show conventional power circuit and storer in Fig. 1, correspondingly with MCU governor circuit 2 respectively to connect.
As shown in Figure 1, during application, in installation position 7, intelligent electric meter is installed, and by the RS485 PORT COM of intelligent electric meter and the RS485 communication interface of this table case is corresponding connects.The power information of multiple intelligent electric meter and out of Memory such as positional information etc. are transferred to MCU governor circuit 2 by RS485 communication interface, what threephase current transformer 4 collected just enters the three-phase current in casing 6 and is transferred to MCU governor circuit 2 by current collection circuit 3, MCU governor circuit 2 can compare judgement to both, thus realization is carried out Real-Time Monitoring to failure conditions such as the electric leakages of this ammeter box and shown by display 1, be convenient to power information collection operation maintenance personnel and investigate in time.Display 1 also can show the various information of each intelligent electric meter, is convenient to power information collection operation maintenance personnel and understands in time.MCU governor circuit 2 also by the external communication interface in other interface by various information transmission to administrative center, thus realize the network management of multiple multifunctional intellectual ammeter box.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (1)
1. a multifunctional intellectual ammeter box, comprise casing and be located at the multiple installation positions for installing intelligent electric meter in described casing, it is characterized in that: also comprise the MCU governor circuit be installed in described casing, computation chip, threephase current transformer, current collection circuit and the RS485 communication interface be installed on described casing, display, the signal output part of described current collection circuit, described RS485 communication interface, the signal input part of described display and the interface of described computation chip are corresponding with described MCU governor circuit to be respectively connected, described threephase current transformer to be installed on three-phase power line and total current for detecting three-phase supply, the signal output part of described threephase current transformer is connected with the signal input part of described current collection circuit, described RS485 communication interface is used for connect corresponding with the PORT COM of multiple described intelligent electric meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573298.0U CN204142798U (en) | 2014-09-30 | 2014-09-30 | Multifunctional intellectual ammeter box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573298.0U CN204142798U (en) | 2014-09-30 | 2014-09-30 | Multifunctional intellectual ammeter box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204142798U true CN204142798U (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420573298.0U Active CN204142798U (en) | 2014-09-30 | 2014-09-30 | Multifunctional intellectual ammeter box |
Country Status (1)
| Country | Link |
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| CN (1) | CN204142798U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779595A (en) * | 2015-04-29 | 2015-07-15 | 国网河南省电力公司漯河供电公司 | Secondary electric leakage protection monitoring system of distribution network |
| CN106645851A (en) * | 2016-11-28 | 2017-05-10 | 国网浙江省电力公司丽水供电公司 | Electric meter box with electric energy comparison function |
| CN107621563A (en) * | 2016-07-13 | 2018-01-23 | 国网上海市电力公司 | A kind of Multifunctional electric meter case of integrated multiple faults monitoring |
-
2014
- 2014-09-30 CN CN201420573298.0U patent/CN204142798U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779595A (en) * | 2015-04-29 | 2015-07-15 | 国网河南省电力公司漯河供电公司 | Secondary electric leakage protection monitoring system of distribution network |
| CN104779595B (en) * | 2015-04-29 | 2018-06-08 | 国网河南省电力公司漯河供电公司 | Distribution two level earth leakage protective monitoring system |
| CN107621563A (en) * | 2016-07-13 | 2018-01-23 | 国网上海市电力公司 | A kind of Multifunctional electric meter case of integrated multiple faults monitoring |
| CN106645851A (en) * | 2016-11-28 | 2017-05-10 | 国网浙江省电力公司丽水供电公司 | Electric meter box with electric energy comparison function |
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| GR01 | Patent grant |