CN204216669U - A kind of interchange monitoring unit - Google Patents
A kind of interchange monitoring unit Download PDFInfo
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- CN204216669U CN204216669U CN201420650196.4U CN201420650196U CN204216669U CN 204216669 U CN204216669 U CN 204216669U CN 201420650196 U CN201420650196 U CN 201420650196U CN 204216669 U CN204216669 U CN 204216669U
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- microprocessor
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- digital converter
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- monitoring unit
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of interchange monitoring unit, comprise voltage acquisition module, current transformer, first analog to digital converter, second analog to digital converter, A.C. contactor, microprocessor, touch-screen, optical coupler, RS485 interface, indicator light, memory and bluetooth module, the output of described voltage acquisition module is connected with the first input end of microprocessor by the first analog to digital converter, the output of described current transformer is connected with the second input of microprocessor by the second analog to digital converter, described microprocessor respectively with A.C. contactor, touch-screen, optical coupler, memory is connected with bluetooth module.The utility model can measure two-way three-phase alternating current input voltage and electric current by voltage acquisition module summation current transformer, then transfer of data will be detected to improve to host computer or mobile terminal the convenience of transfer of data by RS485 interface or bluetooth module, and the utility model structure is simple, effectively can reduce production cost.
Description
Technical field
The utility model relates to electric power checkout equipment field, particularly relates to a kind of interchange monitoring unit.
Background technology
Direct current system is applied to waterpower, thermal power plant; all kinds of transformer station and other use the user of DC equipment, for giving signalling arrangement, protection, automatics, emergency lighting, emergency power supply and circuit breaker divides, closing operation provides DC power supply power-supply device.Direct current system is an independently power supply, it is not subject to the impact of generator station service and system operation mode, and when outside alternating current interrupts, ensure to continue by back-up source-storage battery the visual plant that DC power supply is provided, wherein, the input of external communication electricity is also an important link, especially to the monitoring exchanging input, even more important.
Current interchange monitoring is only simple to be detected input voltage, electric current, exchanges overvoltage, under-voltage, alarm when dead electricity, phase shortage, and can only be communicated by wired mode, should use and have certain limitation.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of raising communication convenience, and the simple one of structure exchanges monitoring unit.
The technical scheme that the utility model adopts is:
A kind of interchange monitoring unit, comprise voltage acquisition module, current transformer, first analog to digital converter, second analog to digital converter, A.C. contactor, microprocessor, touch-screen, optical coupler, RS485 interface, indicator light, memory and bluetooth module, the output of described voltage acquisition module is connected with the first input end of microprocessor by the first analog to digital converter, the output of described current transformer is connected with the second input of microprocessor by the second analog to digital converter, described microprocessor respectively with A.C. contactor, touch-screen, optical coupler, memory is connected with bluetooth module, described optical coupler is connected with RS485 interface, the output of described microprocessor is connected with the input of indicator light.
Be further used as improvement of the present utility model, the 3rd input of described microprocessor is connected with temperature sensor.
Be further used as improvement of the present utility model, the four-input terminal of described microprocessor is connected with humidity sensor.
Be further used as improvement of the present utility model, described microprocessor is also connected with USB interface.
Be further used as improvement of the present utility model, described microprocessor is also connected with watchdog circuit.
The beneficial effects of the utility model are:
The utility model one exchanges monitoring unit can measure two-way three-phase alternating current input voltage and input current by voltage acquisition module summation current transformer, then transfer of data will be detected to host computer or mobile terminal by RS485 interface or bluetooth module, efficiently solve the confinement problems of wire communication, improve the convenience of transfer of data, and the utility model structure is simple, effectively can reduce production cost.Further, the utility model detects the real time environment temperature and humidity of machine room by temperature sensor and humidity sensor, facilitates administrative staff to understand building environment, avoids occurring temperature or the too high situation of humidity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is a kind of functional-block diagram exchanging monitoring unit of the utility model.
Embodiment
With reference to figure 1, the utility model one exchanges monitoring unit, comprise voltage acquisition module, current transformer, first analog to digital converter, second analog to digital converter, A.C. contactor, microprocessor, touch-screen, optical coupler, RS485 interface, indicator light, memory and bluetooth module, the output of described voltage acquisition module is connected with the first input end of microprocessor by the first analog to digital converter, the output of described current transformer is connected with the second input of microprocessor by the second analog to digital converter, described microprocessor respectively with A.C. contactor, touch-screen, optical coupler, memory is connected with bluetooth module, described optical coupler is connected with RS485 interface, the output of described microprocessor is connected with the input of indicator light.
Further, described current transformer adopts model to be the current transformer of LMK5-0.66-20, and its contact is connected to the cement resistor of 1 Ω/5W.
Be further used as preferred embodiment, the 3rd input of described microprocessor is connected with temperature sensor.
Be further used as preferred embodiment, the four-input terminal of described microprocessor is connected with humidity sensor.Described temperature sensor and humidity sensor can detect the real time environment temperature and humidity of machine room, facilitate administrative staff to understand building environment, avoid occurring temperature or the too high situation of humidity.
Be further used as preferred embodiment, described microprocessor is also connected with USB interface.The utility model, by the external external memory storage of USB interface, facilitates administrative staff to gather detection data.
Be further used as preferred embodiment, described microprocessor is also connected with watchdog circuit.
The utility model one is exchanged monitoring unit and is gathered two-way three-phase alternating current input voltage and a road electric current by voltage acquisition module summation current transformer, and detect the state of A.C. contactor, ambient temperature and humidity, and then communicated with host computer by RS485 interface, or communicated with mobile terminal by bluetooth module, realize exchanges data.
More than that better enforcement of the present utility model is illustrated, but the utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (5)
1. one kind exchanges monitoring unit, it is characterized in that: comprise voltage acquisition module, current transformer, first analog to digital converter, second analog to digital converter, A.C. contactor, microprocessor, touch-screen, optical coupler, RS485 interface, indicator light, memory and bluetooth module, the output of described voltage acquisition module is connected with the first input end of microprocessor by the first analog to digital converter, the output of described current transformer is connected with the second input of microprocessor by the second analog to digital converter, described microprocessor respectively with A.C. contactor, touch-screen, optical coupler, memory is connected with bluetooth module, described optical coupler is connected with RS485 interface, the output of described microprocessor is connected with the input of indicator light.
2. one according to claim 1 exchanges monitoring unit, it is characterized in that: the 3rd input of described microprocessor is connected with temperature sensor.
3. one according to claim 1 exchanges monitoring unit, it is characterized in that: the four-input terminal of described microprocessor is connected with humidity sensor.
4. one according to claim 1 exchanges monitoring unit, it is characterized in that: described microprocessor is also connected with USB interface.
5. one according to claim 1 exchanges monitoring unit, it is characterized in that: described microprocessor is also connected with watchdog circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650196.4U CN204216669U (en) | 2014-11-03 | 2014-11-03 | A kind of interchange monitoring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650196.4U CN204216669U (en) | 2014-11-03 | 2014-11-03 | A kind of interchange monitoring unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204216669U true CN204216669U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420650196.4U Expired - Fee Related CN204216669U (en) | 2014-11-03 | 2014-11-03 | A kind of interchange monitoring unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204216669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069649A (en) * | 2017-04-27 | 2017-08-18 | 长沙金定信息技术有限公司 | A kind of electrical load safety operation control system |
| CN113345166A (en) * | 2020-02-18 | 2021-09-03 | 安科瑞电气股份有限公司 | Guide rail type prepayment electric energy meter |
-
2014
- 2014-11-03 CN CN201420650196.4U patent/CN204216669U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069649A (en) * | 2017-04-27 | 2017-08-18 | 长沙金定信息技术有限公司 | A kind of electrical load safety operation control system |
| CN113345166A (en) * | 2020-02-18 | 2021-09-03 | 安科瑞电气股份有限公司 | Guide rail type prepayment 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 |
Granted publication date: 20150318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |