CN205103311U - Electric power measurement safety monitoring device - Google Patents
Electric power measurement safety monitoring device Download PDFInfo
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- CN205103311U CN205103311U CN201520892417.3U CN201520892417U CN205103311U CN 205103311 U CN205103311 U CN 205103311U CN 201520892417 U CN201520892417 U CN 201520892417U CN 205103311 U CN205103311 U CN 205103311U
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Abstract
The utility model provides an electric power measurement safety monitoring device, including quick -witted case, bus board, two at least AD data collection card, power and data communication board, GPRS antenna, temperature sensor, humidity transducer, bus board fixed mounting in quick -witted incasement, two at least AD data collection card, power and data communication board are pegged graft AD sampling chip that on the bus board, AD data collection card includes the controller, be connected with the controller, with the mutual -inductor binding post that AD sampling chip is connected, it has voltage transformation module, GPRS module, ethernet module, the R485 module of being connected with the bus board to integrate on power and the data communication board, temperature sensor, humidity transducer are connected with the bus board. The utility model discloses the current collection can measure, electric energy quality analysis, ground connection route selection function and various communication mode, can practice thrift and take up an area of space avoidance of repetition wiring again, save mutual -inductor quantity, the volume of alleviateing construction and installation moreover.
Description
Technical field
The utility model relates to technical field of electric power, specifically a kind of electric-power metering safety monitoring assembly.
Background technology
In electric system, electric energy metrical, power quality analysis, earthing wire-selecting adhere to three kinds of equipment and instruments separately at present.In the defeated change system of multiloop, a large amount of duplicate distributions when three kinds of equipment and instruments will have respective installing space and install, therefore take up room when arranging larger, and repeat wiring and too increase installation amount, because electric energy metrical, power quality analysis, earthing wire-selecting all need mutual inductor, this also increases mutual inductor consumption, implementation cost is higher.
Summary of the invention
For the above-mentioned deficiency of prior art, the utility model provides a kind of electric-power metering safety monitoring assembly integrating electric energy metrical, power quality analysis, earthing wire-selecting and various communication modes, space, ground can be saved avoid again repeating wiring, and save mutual inductor consumption, alleviate installation amount.
The utility model is achieved through the following technical solutions:
A kind of electric-power metering safety monitoring assembly, comprise cabinet, bus board, at least two AD data collecting cards, power supply and data communication plate, GPRS antenna, temperature sensor, humidity sensor, bus board is fixedly installed in cabinet, at least two AD data collecting cards, power supply and data communication plate are plugged on described bus board, AD data collecting card comprises controller, the AD sampling A/D chip be connected with controller, the wire connecting terminal of transformer be connected with AD sampling A/D chip, described wire connecting terminal of transformer is used for being connected with voltage transformer (VT) or current transformer, described power supply and data communication plate are integrated with the voltage transformation module be connected with bus board, GPRS module, ethernet module, R485 module, GPRS module is connected with GPRS antenna, the bus that described bus board comprises main control computer and is connected with main control computer, temperature sensor, humidity sensor is connected with main control computer.
Electric-power metering safety monitoring assembly as above, AD sampling A/D chip adopts AD7606, and controller adopts STM32F.
Electric-power metering safety monitoring assembly as above, ethernet module is connected with network interface, and R485 module is connected with R485 interface, and network interface and R485 interface are arranged in the end panel of described power supply and data communication plate.
The utility model utilizes the similarity of electric energy metrical and power quality analysis, earthing wire-selecting hardware, the communication such as electric energy metrical, power quality analysis, earthing wire-selecting, network, GPRS, RS485 is combined into one, not only such textural association has been saved occupation of land space but also has been avoided repeating wiring, namely saves mutual inductor consumption and also mitigate installation amount, this apparatus is by network, GPRS reported data center, and enterprise can in real time management and control production run.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model electric-power metering safety monitoring assembly;
Fig. 2 is the circuit module schematic diagram of the utility model electric-power metering safety monitoring assembly;
Fig. 3 is the circuit module schematic diagram of data acquisition board in the utility model;
Fig. 4 is the circuit module schematic diagram of power supply and data communication plate in the utility model.
In figure: 1-cabinet, 2-bus board, 3-AD data collecting card, 4-power supply and data communication plate, 5-display screen, 7-GPRS antenna, 11-front panel, 12-rear panel, 13-opening, 14-temperature sensor, 15-humidity sensor, 31-wire connecting terminal of transformer, 32-AD sampling A/D chip, 33-controller, 41-voltage transformation module, 42-GPRS module, 43-ethernet module, 44-R485 module, 45-network interface, 46-R485 interface, 50-mixed-media network modules mixed-media.
Embodiment
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is clearly and completely described.
Figure 1 shows that the structural representation of the utility model electric-power metering safety monitoring assembly, described electric-power metering safety monitoring assembly comprises cabinet 1, bus board 2, at least two AD data collecting cards 3, power supply and data communication plates 4, display screen 5, temperature sensor 14, humidity sensor 15, described bus board 2 is fixedly installed in cabinet 1, described at least two AD data collecting cards 3, power supply and data communication plate 4 are plugged on described bus board 2 respectively successively, as Fig. 2.The bus that described bus board 2 comprises main control computer and is connected with main control computer, temperature sensor 14, humidity sensor 15 are connected with main control computer, can humiture in implementing monitoring cabinet 1, can send alarm signal when monitoring warm and humid angle value and exceeding threshold value.
Cabinet 1 comprises front panel 11 and rear panel 12, the front panel 11 that described display screen 5 is fixed on cabinet 1 is connected with described bus board 2 by winding displacement, described rear panel 12 offers at least two openings 13, AD data collecting card 3 inserts cabinet 1 inside by corresponding opening 13 and is plugged on the slot of bus board 2, and end panel is provided with for the wire connecting terminal of transformer 31 with voltage transformer (VT) or current transformer grafting.
Please refer to Fig. 3, described AD data collecting card 3 comprises controller 33, the AD sampling A/D chip 32 be connected with controller 33, the wire connecting terminal of transformer 31 that is connected with AD sampling A/D chip 32, described wire connecting terminal of transformer 31 is for being connected with voltage transformer (VT) or current transformer, the forceful electric power signal of collection is converted to weak electric signal by voltage transformer (VT) or current transformer, described AD sampling A/D chip 32 adopts AD7606, controller 33 can adopt STM32F, is responsible for the operational management of data transmission and AD data collecting card 3.
External sensor signal is input to AD data collecting card 3, through filtering and anti-aliasing process, AD data collecting card 3 calculates electricity, voltage, electric current, harmonic wave, first-harmonic, phase angle, the series of parameters such as idle, meritorious, parameter via controller 33 delivers to bus board, bus board 2 is analytical calculation three-phase voltage, electric current further, the technical data such as rate of qualified voltage, frequency, active power, reactive power, power factor, temperature.
Please refer to Fig. 4, described power supply and data communication plate 4 are integrated with voltage transformation module 41, GPRS module 42, ethernet module 43, R485 module 44, voltage transformation module 41 is for being connected with 220V AC power, the conversion of realization ± 12V, 3.3V, 5V, feed system voltage requirements, GPRS module 42 is connected with GPRS antenna 7, ethernet module 43 is connected with network interface 45, R485 module 44 is connected with R485 interface 46, and network interface 45 and R485 interface 46 are arranged in the end panel of described power supply and data communication plate 4.
Bus board 2 is responsible for plant running, calculating electricity, quality analysis, earth fault judgement, temperature-humidity monitoring, calculates the various index of the quality of power supply and warm and humid value, is transferred to data center and local display.Described power supply and data communication plate 4 provide different brackets voltage group for device, are responsible for the warm and humid value of the result data after calculating through bus board 2 and monitoring to be transferred out by the mode such as network, RS485, GPRS simultaneously.
Claims (3)
1. an electric-power metering safety monitoring assembly, is characterized in that: comprise cabinet (1), bus board (2), at least two AD data collecting cards (3), power supply and data communication plate (4), GPRS antenna (7), temperature sensor (14), humidity sensor (15), bus board (2) is fixedly installed in cabinet (1), at least two AD data collecting cards (3), power supply and data communication plate (4) are plugged on described bus board (2), and AD data collecting card (3) comprises controller (33), the AD sampling A/D chip (32) be connected with controller (33), the wire connecting terminal of transformer (31) be connected with AD sampling A/D chip (32), described wire connecting terminal of transformer (31), for being connected with voltage transformer (VT) or current transformer, described power supply and data communication plate (4) is integrated with the voltage transformation module (41) be connected with bus board (2), GPRS module (42), ethernet module (43), R485 module (44), GPRS module (42) is connected with GPRS antenna (7), the bus that described bus board (2) comprises main control computer and is connected with main control computer, temperature sensor (14), humidity sensor (15) is connected with main control computer.
2. electric-power metering safety monitoring assembly as claimed in claim 1, it is characterized in that: AD sampling A/D chip (32) adopts AD7606, controller (33) adopts STM32F.
3. electric-power metering safety monitoring assembly as claimed in claim 1, it is characterized in that: ethernet module (43) is connected with network interface (45), R485 module (44) is connected with R485 interface (46), and network interface (45) and R485 interface (46) are arranged in the end panel of described power supply and data communication plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892417.3U CN205103311U (en) | 2015-11-10 | 2015-11-10 | Electric power measurement safety monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892417.3U CN205103311U (en) | 2015-11-10 | 2015-11-10 | Electric power measurement safety monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205103311U true CN205103311U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520892417.3U Active CN205103311U (en) | 2015-11-10 | 2015-11-10 | Electric power measurement safety monitoring device |
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| CN (1) | CN205103311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413473A (en) * | 2020-05-07 | 2020-07-14 | 深圳市无眼界科技有限公司 | Air quality module mixed gas data filtering algorithm based on AQI |
-
2015
- 2015-11-10 CN CN201520892417.3U patent/CN205103311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413473A (en) * | 2020-05-07 | 2020-07-14 | 深圳市无眼界科技有限公司 | Air quality module mixed gas data filtering algorithm based on AQI |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |