CN203037731U - Multi-channel direct-current electric energy meter - Google Patents
Multi-channel direct-current electric energy meter Download PDFInfo
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- CN203037731U CN203037731U CN 201220742229 CN201220742229U CN203037731U CN 203037731 U CN203037731 U CN 203037731U CN 201220742229 CN201220742229 CN 201220742229 CN 201220742229 U CN201220742229 U CN 201220742229U CN 203037731 U CN203037731 U CN 203037731U
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Abstract
The utility model discloses a multi-channel direct-current electric energy meter. The electric energy meter comprises a power supply module, a micro-control module, a display module, at least one metering module and a voltage and current sampling module which is mutually connected with the metering module. The power supply module provides power for the each above module. The display module is connected with the micro-control module. The metering module is connected with the micro-control module. The voltage and current sampling module is connected with a power supply terminal. The multi-channel direct-current electric energy meter can simultaneously carry out multichannel metering monitoring. One direct-current electric energy meter can meter and monitor a plurality of electric loops. The micro-control module carries out electric energy metering and voltage and current state detection on multiple electric loops respectively. The acquisition module collects a power state of the each loop. The micro-control module and the metering module can accurately detect charging and discharging of a device, a load condition, overvoltage and under-voltage conditions of the device and the like according to collected data.
Description
Technical field
The utility model is a kind of multi-channel DC electric energy meter of voltage and current measurement, condition monitoring and electric energy metrical of direct current electricity consumption, is mainly used in the situation that as communication etc. DC equipment is widely used and needs measure multichannel electric equipment simultaneously detection.
Background technology
The communications field is used direct current supply usually, and therefore measurement, monitoring and the electric energy metrical to the direct current electricity consumption has urgent demand.Past, communication base station is to be runed by single operator, the ownership assignment problem that does not have electricity consumption, get final product by directly exchanging metering at the power-supply unit front end, continuous development along with communication, communication base station shares a direct supply by the communication apparatus of a plurality of operators usually, thereby must carry out hyperchannel at dc power supply terminal and measure respectively, manage, and the multi-channel DC electric energy meter just is based on and produces under this background.
The utility model content
The disclosed multi-channel DC electric energy meter of the utility model can carry out the multi-channel metering monitoring simultaneously, and obtain monitor state by upper computer software, to reach in the prior art need many functions that direct current energy meter can enough be realized, realized the function that a direct current energy meter can a plurality of electricity consumptions of measurement monitoring loop.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme, a kind of multi-channel DC electric energy meter is provided, comprise power module, microcontroller module, display module, at least one metering module and with the interconnective electric current and voltage sampling module of described metering module; Described power module is above-mentioned each module for power supply; Described display module is connected in the microcontroller module, and metering module is connected with described microcontroller module, and the electric current and voltage sampling module is connected with supply line.
Wherein, described multi-channel DC electric energy meter also comprises communication module, and described communication module is connected with the microcontroller module.
Wherein, described multi-channel DC electric energy meter also comprises memory module, and described memory module is connected with the microcontroller module.
Wherein, the number of described metering module is 4.
Wherein, described feeder ear is supply line or battery.
The beneficial effects of the utility model are: described multi-channel DC electric energy meter can carry out the multi-channel metering monitoring simultaneously by a plurality of metering modules, reaches the function that other many direct current energy meters can be realized in the prior art.By described microcontroller module, respectively electric energy metrical is carried out in the multichannel electric loop, the electric current and voltage state-detection.Described electric current and voltage sampling module is gathered the electricity condition of using of feeder ear, thereby described microcontroller module and metering module can accurately detect filling apparatus discharge, load condition and equipment overvoltage/undervoltage state etc. according to the data of gathering.
Description of drawings
Figure 1 shows that the structural representation of multi-channel DC electric energy meter of the present utility model.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
Consult Fig. 1, present embodiment provides a kind of multi-channel DC electric energy meter, comprise power module, microcontroller module, display module, at least one metering module and with the interconnective electric current and voltage sampling module of described metering module; Described power module is above-mentioned each module for power supply, power module from the direct current supply line power taking by the DCDC conversion to power supplies such as ammeter internal circuit and current transducers; Described display module is connected in the microcontroller module, and metering module is connected with described microcontroller module, and the electric current and voltage sampling module is connected with feeder ear.Further, this feeder ear can be supply line or battery.
Described electric current and voltage sampling module is converted to the current signal of the voltage signal of feeder ear, current transducer output that simulating signal is input in the metering module in the metering module range.In the utility model, the number that described metering module is set is 4.The number of described metering module can be set according to the needs of practical application, is that example is described with 4 only at this.
Metering module obtains data such as voltage, electric current, power, power direction with the simulating signal of electric current and voltage sampling module input by the computing of AD interpreter, power is obtained energy data to time integral, and these data are input in the microcontroller module.
The microcontroller module is handled the data of each road metering module input data such as the voltage that obtains each feeder ear passage, electric current, power, power direction, electric energy, and shows these data by described display module.Described microcontroller module and metering module can accurately detect discharging and recharging of battery or supply line according to the data of feeder ear collection, consumer meets situation and equipment overvoltage/undervoltage state etc., and can realize that upper computer software obtains the function of monitor state by described communication module.
The improvement of above-mentioned embodiment has, and described microcontroller module also is connected with memory module, in conjunction with memory module, finishes the data storage, makes the staff can call previous data as required, reaches the purpose of real-time monitoring.
In another embodiment, described multi-channel DC electric energy meter also comprises communication module, and described communication module is connected with the microcontroller module.Communication module can output to the data of ammeter the host computer management system, for management system provides raw data.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (5)
1. multi-channel DC electric energy meter is characterized in that: comprise power module, microcontroller module, display module, at least one metering module and with the interconnective electric current and voltage sampling module of described metering module;
Described power module is above-mentioned each module for power supply;
Described display module is connected in the microcontroller module, and metering module is connected with described microcontroller module, and the electric current and voltage sampling module is connected with feeder ear.
2. multi-channel DC electric energy meter according to claim 1, it is characterized in that: described multi-channel DC electric energy meter also comprises communication module, described communication module is connected with the microcontroller module.
3. multi-channel DC electric energy meter according to claim 2, it is characterized in that: described multi-channel DC electric energy meter also comprises memory module, described memory module is connected with the microcontroller module.
4. multi-channel DC electric energy meter according to claim 1, it is characterized in that: the number of described metering module is 4.
5. multi-channel DC electric energy meter according to claim 1, it is characterized in that: described feeder ear is supply line or battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742229 CN203037731U (en) | 2012-12-28 | 2012-12-28 | Multi-channel direct-current electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742229 CN203037731U (en) | 2012-12-28 | 2012-12-28 | Multi-channel direct-current electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203037731U true CN203037731U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220742229 Expired - Fee Related CN203037731U (en) | 2012-12-28 | 2012-12-28 | Multi-channel direct-current electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203037731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301334A (en) * | 2015-12-10 | 2016-02-03 | 苏州华电电气股份有限公司 | Multichannel direct current high voltage microammeter |
| CN107918051A (en) * | 2017-10-30 | 2018-04-17 | 北方智能装备有限公司 | A kind of time-sharing multiplex High-accuracy direct current electric energy meter |
-
2012
- 2012-12-28 CN CN 201220742229 patent/CN203037731U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301334A (en) * | 2015-12-10 | 2016-02-03 | 苏州华电电气股份有限公司 | Multichannel direct current high voltage microammeter |
| CN107918051A (en) * | 2017-10-30 | 2018-04-17 | 北方智能装备有限公司 | A kind of time-sharing multiplex High-accuracy direct current electric energy meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130703 Termination date: 20161228 |