CN204441877U - For real-time voltage monitoring and the over-pressure safety device of communication chip - Google Patents
For real-time voltage monitoring and the over-pressure safety device of communication chip Download PDFInfo
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- CN204441877U CN204441877U CN201520064822.6U CN201520064822U CN204441877U CN 204441877 U CN204441877 U CN 204441877U CN 201520064822 U CN201520064822 U CN 201520064822U CN 204441877 U CN204441877 U CN 204441877U
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- 238000004891 communication Methods 0.000 title claims abstract description 82
- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
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Abstract
The utility model discloses the monitoring of a kind of real-time voltage for communication chip and over-pressure safety device, comprise real-time voltage monitoring means and Overvoltage protecting unit, wherein said real-time voltage monitoring means comprises main control module, and detection module, display module, memory module, clock module, communication module and the power module to be connected with main control module, described detection module is connected with protected communication chip, for detecting the real-time voltage of protected communication chip; Described Overvoltage protecting unit adopts surge protection module, and described surge protection module is connected in parallel on the voltage end of protected communication chip, for removing the overvoltage of protected communication chip.Real-time voltage monitoring described in the utility model and over-pressure safety device, the voltage of the real-time monitoring communications chip of energy, and remove overvoltage in time, ensure that communication chip normally works.
Description
Technical field
The utility model relates to the monitoring of a kind of real-time voltage for communication chip and over-pressure safety device, belongs to technical field of electric power.
Background technology
Along with power industry fast development, electrical network scale and capacity expanding day, grid equipment kind and quantity increase year by year.In such devices, some is specifically designed to carries out monitoring in real time etc. to operation of power networks numerical value, to make electrical network be in " known " and " controlled " state, ensures that electrical network reliably runs.When transmission line breaks down, continuing for preventing fault coverage to expand, now needing a kind of element correctly to judge the malfunction of transmission line, causing switch trip, reducing fault coverage, be called line protective devices, being called for short: route protection.Its basic task: when electric power system break down or unusual condition time, within shortest time in the cards and Minimum Area, automatically faulty equipment is excised from system, or send signal and eliminate unusual condition root by operator on duty, to alleviate or to avoid the impact that the damage of equipment and adjoining area power.
Communication chip is an integration module of line protective devices inside, for the data transmission between line protective devices, between line protective devices and backstage and exchange.When communication chip breaks down, communication interrupt thereupon, backstage cannot accept these data, therefore grid equipment be just in out of control in the middle of, operation hidden danger can be brought to operation of power networks.Therefore communication chip plays extremely important effect in the numerous equipment of electrical network.When communication chip breaks down, general is all the fault that must solve at once, once process not in time, backstage and scheduling cannot obtain transformer station's valid data, lose supervisory control of substation, light then affect power supply reliability, heavy then cause whole transformer substation communication large area to be interrupted, even jeopardize personal safety.Generally speaking, ensure that communication chip reliability has become power department problem demanding prompt solution.And the reason that communication chip damages, overvoltage and chip is aging accounts for more than 90%.
In view of this, the present inventor studies this, and develop the monitoring of a kind of real-time voltage for communication chip and over-pressure safety device specially, this case produces thus.
Utility model content
The purpose of this utility model is to provide the monitoring of a kind of real-time voltage for communication chip and over-pressure safety device, the voltage of the real-time monitoring communications chip of energy, and removes overvoltage in time, ensures that communication chip normally works.
To achieve these goals, solution of the present utility model is:
For real-time voltage monitoring and the over-pressure safety device of communication chip, comprise real-time voltage monitoring means and Overvoltage protecting unit, wherein said real-time voltage monitoring means comprises main control module, and detection module, display module, memory module, clock module, communication module and the power module to be connected with main control module, described detection module is connected with protected communication chip, for detecting the real-time voltage of protected communication chip; Described Overvoltage protecting unit adopts surge protection module, and described surge protection module is connected in parallel on the voltage end of protected communication chip, for removing the overvoltage of protected communication chip.
As preferably, described detection module adopts model to be VSM10 voltage detection module, for detecting the voltage waveform of protected communication chip, and the voltage signal detected is sent to main control module.
As preferably, described main control module adopts Single-chip Controlling, analog signals for collecting carries out A/ D conversion, and compared with the voltage range originally set, when input voltage value is not in the value range of original setting, shown by display module, and by communication module, analysis result is sent to monitoring unit.
As preferably, shown main control module adopts model to be the single-chip microcomputer of AT89C51 series.
As preferably, described display module adopts LCDs, specifically can adopt the LED LCDs of LMO16L series.
As preferably, described memory module adopts SD card, is mainly used to the data such as preservation input voltage, for inquiry and analysis, realizes the monitoring to input voltage.
As preferably, described clock module adopts model to be the clock chip of DS1302.The Main Function of clock module is used to writing time.
As preferably, described communication module adopts GSM communication module, for the communication of real-time voltage monitoring and over-pressure safety device and monitoring unit.
As preferably; described surge protection module adopts Lei Qi Electronic Science and Technology Co., Ltd. of Shenzhen model to be the surge protection module of LSPD-CS/24; input voltage arrives protected communication chip after surge protection module; when input voltage exceedes certain threshold values; overvoltage can remove by surge protection module; effectively avoid communication chip to be subject to superpotential damage, ensure that communication chip runs safely.
The above-mentioned monitoring of the real-time voltage for communication chip and over-pressure safety device operation principle: voltage monitoring step: 1) detect protected communication chip voltage waveform in real time by detection module, and the analog quantity voltage monitored is sent to main control module; 2) main control module is according to the monitor signal of input, change through A/ D, and the range of voltage values of the magnitude of voltage monitored and setting is compared, when on-the-spot magnitude of voltage is not in the value range of original setting, main control module sends alarm signal by display module, relevant monitoring information is sent to monitoring unit by communication module simultaneously; 3) in whole observation process, clock module be used for writing time, memory module for storing every historical data, for inquiry and analysis;
Overvoltage protection step: when input voltage is more than 15V; ceramic gas discharge tube in surge protection module starts action; the voltage shift being greater than 15V is removed; prevent overvoltage to be input on communication chip, the final voltage being input to protected communication chip after surge protection module is the normal working voltage of direct current 15V.
The above-mentioned monitoring of the real-time voltage for communication chip and over-pressure safety device tool have the following advantages:
1. the communication chip voltage of pair substation secondary protective device carries out Real-Time Monitoring, according to the waveform of the history of voltage, judge the state of chip operation, the communication chip that Timeliness coverage is in damaged condition, change in time within the protective device periodic check cycle, avoid suffering overvoltage in operation afterwards and damaging;
2. by over-voltage protection module, the input overvoltage of communication chip effectively can be removed, effectively avoid overvoltage chip to be struck by lightning, communication chip still can normal operation, improves protective device reliability of operation.
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is real-time voltage monitoring and the over-pressure safety device module frame chart of the present embodiment.
Embodiment
As shown in Figure 1, a kind of monitoring of the real-time voltage for communication chip and over-pressure safety device, comprise real-time voltage monitoring means and Overvoltage protecting unit, wherein said real-time voltage monitoring means comprises main control module 1, and detection module 2, display module 3, memory module 4, clock module 5, communication module 6 and the power module to be connected with main control module 1, described detection module 2 is connected with protected communication chip 8, for detecting the real-time voltage of protected communication chip 8; Power module is each module for power supply of real-time voltage monitoring means.Described Overvoltage protecting unit adopts surge protection module 7, and described surge protection module 7 is connected in parallel on the voltage end of protected communication chip 8, for removing the overvoltage of protected communication chip.
In the present embodiment, described detection module 2 adopts model to be VSM10 voltage detection module, for detecting the voltage waveform of protected communication chip 8, and the voltage signal detected is sent to main control module.Described main control module 1 adopts Single-chip Controlling, and concrete employing model is the single-chip microcomputer of AT89C51.Analog signals for collecting carries out A/ D conversion, and compared with the voltage range originally set, when on-the-spot magnitude of voltage is not in the value range of original setting, shown by display module 3, and by communication module 6, analysis result is sent to monitoring unit.
Described display module 3 adopts LCDs, specifically can adopt the LED LCDs of LMO16L series, display powerful, a large amount of word can be shown, figure, show various, high-visible, compared with numeral method, more all exist and many advantages on visual and on brightness definition.
Described memory module 4 adopts SD card, is mainly used to preserve the data such as input voltage, for inquiry and analysis, realizes the monitoring to input voltage.Described clock module 5 adopts model to be the clock chip of DS1302.The Main Function of clock module is used to writing time.Described communication module 6 adopts GSM communication module, for real-time voltage monitoring and the communication of over-pressure safety device and monitoring unit.
Described surge protection module 7 adopts Lei Qi Electronic Science and Technology Co., Ltd. of Shenzhen model to be the surge protection module of LSPD-CS/24; input voltage arrives protected communication chip 8 after surge protection module 7; when input voltage exceedes certain threshold values; overvoltage can remove by surge protection module 7; effectively avoid communication chip to be subject to superpotential damage, ensure that communication chip runs safely.
The above-mentioned monitoring of the real-time voltage for communication chip and over-pressure safety device operation principle: voltage monitoring step: 1) detect protected communication chip 8 voltage waveform in real time by detection module 2, and the analog quantity voltage monitored is sent to main control module 1; 2) main control module 1 is according to the monitor signal of input, change through A/ D, and the range of voltage values of the magnitude of voltage monitored and setting is compared, when on-the-spot magnitude of voltage is not in the value range of original setting, main control module 1 sends alarm signal by display module 3, relevant monitoring information is sent to monitoring unit by communication module 6 simultaneously; 3) in whole observation process, clock module 5 for writing time, memory module 4 for storing every historical data, for inquiry and analysis;
Overvoltage protection step: when input voltage is more than 15V; ceramic gas discharge tube in surge protection module 7 starts action; the voltage shift being greater than 15V is removed; prevent overvoltage to be input on communication chip, the final voltage being input to protected communication chip 8 after surge protection module 7 is the normal working voltage of direct current 15V.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (9)
1. for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: comprise real-time voltage monitoring means and Overvoltage protecting unit, wherein, described real-time voltage monitoring means comprises main control module, and detection module, display module, memory module, clock module, communication module and the power module to be connected with main control module, described detection module is connected with protected communication chip, for detecting the real time voltage waveforms of protected communication chip; Described Overvoltage protecting unit adopts surge protection module, and described surge protection module is connected in parallel on the voltage end of protected communication chip, for removing the overvoltage of protected communication chip.
2., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described detection module adopts model to be VSM10 voltage detection module.
3., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described main control module adopts Single-chip Controlling.
4., as claimed in claim 3 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: shown main control module employing model is the single-chip microcomputer of AT89C51 series.
5., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described display module adopts the LED LCDs of LMO16L series.
6., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described memory module adopts SD card.
7., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described clock module adopts model to be the clock chip of DS1302.
8., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described communication module adopts GSM communication module.
9., as claimed in claim 1 for real-time voltage monitoring and the over-pressure safety device of communication chip, it is characterized in that: described surge protection module adopts model to be the surge protection module of LSPD-CS/24.
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| CN201520064822.6U CN204441877U (en) | 2015-01-30 | 2015-01-30 | For real-time voltage monitoring and the over-pressure safety device of communication chip |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578038A (en) * | 2015-01-30 | 2015-04-29 | 国家电网公司 | Real-time voltage monitoring and overvoltage protection device and method for communication chips |
| CN105182265A (en) * | 2015-09-29 | 2015-12-23 | 中国电力科学研究院 | Metering chip model selection testing system |
| CN106199134A (en) * | 2016-07-07 | 2016-12-07 | 张升泽 | The information of voltage sending method of electronic chip and system |
| WO2018006308A1 (en) * | 2016-07-07 | 2018-01-11 | 张升泽 | Voltage information sending method and system for electronic chip |
| CN109643893A (en) * | 2016-08-31 | 2019-04-16 | 德恩及索恩两合股份有限公司 | Overvoltage protection device with monitoring and communication functions |
-
2015
- 2015-01-30 CN CN201520064822.6U patent/CN204441877U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578038A (en) * | 2015-01-30 | 2015-04-29 | 国家电网公司 | Real-time voltage monitoring and overvoltage protection device and method for communication chips |
| CN104578038B (en) * | 2015-01-30 | 2018-01-02 | 国家电网公司 | Real-time voltage monitoring, over-pressure safety device and method for communication chip |
| CN105182265A (en) * | 2015-09-29 | 2015-12-23 | 中国电力科学研究院 | Metering chip model selection testing system |
| CN106199134A (en) * | 2016-07-07 | 2016-12-07 | 张升泽 | The information of voltage sending method of electronic chip and system |
| WO2018006308A1 (en) * | 2016-07-07 | 2018-01-11 | 张升泽 | Voltage information sending method and system for electronic chip |
| CN109643893A (en) * | 2016-08-31 | 2019-04-16 | 德恩及索恩两合股份有限公司 | Overvoltage protection device with monitoring and communication functions |
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