CN201726203U - Comprehensive mining protection, measurement and control device - Google Patents
Comprehensive mining protection, measurement and control device Download PDFInfo
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- CN201726203U CN201726203U CN2010202759911U CN201020275991U CN201726203U CN 201726203 U CN201726203 U CN 201726203U CN 2010202759911 U CN2010202759911 U CN 2010202759911U CN 201020275991 U CN201020275991 U CN 201020275991U CN 201726203 U CN201726203 U CN 201726203U
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Abstract
The utility model relates to a comprehensive mining protection, measurement and control device, which comprises a central processing unit. A signal input end of the central processing unit is connected with a switch value input photoelectrical isolating circuit, a voltage transformer and a current transformer respectively, a signal output end of the central processing unit is connected with a switch value photoelectric isolating drive output circuit and a display respectively, and the input and output ends of the central processing unit are in communication with background via communication interfaces. The comprehensive mining protection, measurement and control device adopts the advanced large-scale embedded processing unit, can be used with different series of mining underground flameproof high-voltage power distribution systems, can replace different types of conventional analog protectors and digital comprehensive protection devices, and can also adapt to upgrading and modifying of outdated switches. In addition, the device integrates the functions of displaying, protection, measurement, metering, control, communication and the like, can realize communication with the background in real time, and is suitable for a power supply and transformation system with an ungrounded neutral point at voltage levels of 10kV or below.
Description
Technical field
The utility model relates to a kind of measure and control device, especially a kind of mining integrated protection and monitoring device.
Background technology
At present; the measure and control device in market is split; main unit is separated with display unit, causes failure conditions such as the loosening wire lead drop out in contact easily, and old-fashioned simulation protector and the digital computer protecting device that shows do not adopt embedded technology; the volume heaviness; do not have communication interface, can't form remote protecting and TT﹠C system, backward in technique; cause obstacle to background monitoring, the mine electrical safety is caused certain influence.
The utility model content
The purpose of this utility model is to provide a kind of integrated design, energy is real-time and the mining integrated protection and monitoring device of backstage communication.
For achieving the above object; the utility model has adopted following technical scheme: a kind of mining integrated protection and monitoring device; comprise central processing unit; the signal input part of central processing unit connects switching value input photoelectric isolating circuit, voltage transformer summation current transformer respectively; the signal output part of central processing unit connects switching value photoelectricity isolation drive output circuit and display respectively, and the input/output terminal of central processing unit is by communication interface and background communication.
As shown from the above technical solution; the utility model adopts advanced extensive flush bonding processor; can supporting each serial mining down-hole flameproof high-voltage distribution system, be used for substituting traditional various simulation protector and digital comprehensive protector, also be adapted to renewal, the transformation of old switch.The utility model integrates functions such as demonstration, protection, measurement, metering, control, communication, and the real-time and backstage communication of energy is applicable to that the isolated neutral of 10kV and following electric pressure supplies, the power transformation system.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Embodiment
A kind of mining integrated protection and monitoring device; comprise central processing unit 1; the signal input part of central processing unit 1 connects switching value input photoelectric isolating circuit 2, voltage transformer summation current transformer respectively; the signal output part of central processing unit 1 connects switching value photoelectricity isolation drive output circuit 3 and display respectively; described display is a LCD LCDs 4, is suitable for place dark under the ore deposit and uses.The input/output terminal of central processing unit 1 is communicated by letter with backstage 7 by communication interface, described communication interface is a RS485 communication interface 5, is used for the networking communication, and the input/output terminal of central processing unit 1 is connected with backstage 7 by communication interface, be convenient to backstage 7 monitoring, as shown in Figure 1.
As shown in Figure 1; described central processing unit 1 links to each other with serial EEPROM value data memory, serial FLASH value data memory respectively; serial EEPROM value data memory can write down 1024 event reports, failure logging, protection course of action record, alarm process record when comprising remote signalling incident, self-check of device.Described central processing unit 1 adopts 32 advanced ARM MCU processors, carries the interior Flash ROM memory of sheet of 256KB, the on-chip SRAM memory of 64KB; Extend out the 256KB serial EEPROM, the storage definite value is safe and reliable, and the outer serial FLASH of 2MB bit slice is used for the storage failure report data; The ferroelectric memory of band clock is used for Clock management and logout.
As shown in Figure 1, the signal input part of central processing unit 1 connects the switching value input photoelectric isolating circuit 2 that is used to gather the input of 12 way switch amounts by the GPIO port expander, the signal output part of central processing unit 1 connects switching value photoelectricity isolation drive output circuit 3,12 tunnel by the GPIO port expander and opens into amount and can gather the input of current on off state, simulating keyboard and manually operated input etc.The signal input part of central processing unit 1 respectively with the voltage transformer that is used to gather residual voltage, phase voltage, and be used to gather the current transformer of measuring electric current, protective current, zero-sequence current and link to each other.
As shown in Figure 1, the signal output part of described central processing unit 1 links to each other with infrared remote receiver 6, infrared remote receiver 6 is communicated by letter with remote controller 8, in the remote controller 8 infrared transmitter is set, infrared transmitter emission infrared signal is to infrared remote receiver 6, the various operations of this device be need not to open the down-hole high pressure switch cubicle can realize that be very easy to work such as information inspection, parameter tuning, device possesses self-diagnostic function simultaneously.
7 LED running LEDs are set the utility model and 1 infrared remote control receives gathering hole, the straighforward operation handle is used for the man-machine interaction of equipment, realize the keyboard operation processing capacity, man-machine interface is clear understandable, also disposed LED indication intuitively simultaneously, exclusive demand in dicator makes " operation, alarm, unusual, action, divide the position, close the position " operation informations such as " load conditions " of this device more directly perceived.The integrated structure design of original creation has device and divides body structure that bigger convenience is arranged with the supporting installation of each model explosion-proof switch cabinet the time, terse durable.
Claims (5)
1. mining integrated protection and monitoring device; it is characterized in that: comprise central processing unit (1); the signal input part of central processing unit (1) connects switching value input photoelectric isolating circuit (2), voltage transformer summation current transformer respectively; the signal output part of central processing unit (1) connects switching value photoelectricity isolation drive output circuit (3) and display respectively, and the input/output terminal of central processing unit (1) is communicated by letter with backstage (7) by communication interface.
2. mining integrated protection and monitoring device according to claim 1; it is characterized in that: described communication interface is RS485 communication interface (5); the input/output terminal of central processing unit (1) is connected with backstage (7) by communication interface, and described display is LCD LCDs (4).
3. mining integrated protection and monitoring device according to claim 1; it is characterized in that: the signal input part of described central processing unit (1) connects the switching value input photoelectric isolating circuit (2) that is used to gather the input of 12 way switch amounts by the GPIO port expander; the signal output part of central processing unit (1) connects switching value photoelectricity isolation drive output circuit (3) by the GPIO port expander; the signal input part of central processing unit (1) respectively be used to gather residual voltage; the voltage transformer of phase voltage, and be used for gathering the measurement electric current; protective current; the current transformer of zero-sequence current links to each other.
4. mining integrated protection and monitoring device according to claim 1; it is characterized in that: the signal output part of described central processing unit (1) links to each other with infrared remote receiver (6); infrared remote receiver (6) is communicated by letter with remote controller (8); remote controller is provided with infrared transmitter in (8), and infrared transmitter emission infrared signal is to infrared remote receiver (6).
5. mining integrated protection and monitoring device according to claim 1 is characterized in that: described central processing unit (1) links to each other with serial EEPROM value data memory, serial FLASH value data memory respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202759911U CN201726203U (en) | 2010-07-26 | 2010-07-26 | Comprehensive mining protection, measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202759911U CN201726203U (en) | 2010-07-26 | 2010-07-26 | Comprehensive mining protection, measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726203U true CN201726203U (en) | 2011-01-26 |
Family
ID=43494556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202759911U Expired - Fee Related CN201726203U (en) | 2010-07-26 | 2010-07-26 | Comprehensive mining protection, measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726203U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151196A (en) * | 2013-03-04 | 2013-06-12 | 河海大学常州校区 | State indicating instrument of three-working-position operating mechanism of high-voltage switch cabinet and state indicating method thereof |
| CN103337905A (en) * | 2013-05-09 | 2013-10-02 | 南京国电南自电网自动化有限公司 | Digitalized protection and measuring/control device integrated with metering function |
| CN104362744A (en) * | 2014-10-24 | 2015-02-18 | 南京南瑞继保工程技术有限公司 | Integrated measurement and control device |
-
2010
- 2010-07-26 CN CN2010202759911U patent/CN201726203U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151196A (en) * | 2013-03-04 | 2013-06-12 | 河海大学常州校区 | State indicating instrument of three-working-position operating mechanism of high-voltage switch cabinet and state indicating method thereof |
| CN103151196B (en) * | 2013-03-04 | 2015-04-22 | 河海大学常州校区 | State indicating instrument of three-working-position operating mechanism of high-voltage switch cabinet and state indicating method thereof |
| CN103337905A (en) * | 2013-05-09 | 2013-10-02 | 南京国电南自电网自动化有限公司 | Digitalized protection and measuring/control device integrated with metering function |
| CN104362744A (en) * | 2014-10-24 | 2015-02-18 | 南京南瑞继保工程技术有限公司 | Integrated measurement and control device |
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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: 20110126 Termination date: 20150726 |
|
| EXPY | Termination of patent right or utility model |