CN203135304U - A state synthetic dynamic display device of a medium-voltage switch cabinet - Google Patents
A state synthetic dynamic display device of a medium-voltage switch cabinet Download PDFInfo
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- CN203135304U CN203135304U CN 201320042800 CN201320042800U CN203135304U CN 203135304 U CN203135304 U CN 203135304U CN 201320042800 CN201320042800 CN 201320042800 CN 201320042800 U CN201320042800 U CN 201320042800U CN 203135304 U CN203135304 U CN 203135304U
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Abstract
Provided is a state synthetic dynamic display device of a medium-voltage switch cabinet. The state synthetic dynamic display device is characterized in that the state synthetic dynamic display device comprises a host computer communication interface circuit, a slave computer communication interface circuit, a serial port circuit, an input isolating circuit, a microprocessor, a display circuit, an analog input circuit, a power supply circuit, a keyboard circuit, and an output isolating circuit. The display circuit is connected with the microprocessor through the serial port circuit. The host computer communication interface circuit and the slave computer communication interface circuit are connected with the microprocessor through serial ports. The serial port circuit is connected with the display circuit and the microprocessor. The input isolating circuit is connected with the first I/O interface of the microprocessor. The output isolating circuit is connected with the second I/O interface of the microprocessor. The power supply circuit is connected with the power end of the microprocessor. The keyboard circuit is connected with the third I/O interface of the microprocessor. The state synthetic dynamic display device is capable of displaying the action of the medium-voltage switch cabinet accurately and dynamically and increasing the safety performance of the medium-voltage switch cabinet.
Description
Technical field
The utility model relates to a kind of dynamic display device of switch running status, mainly Medium Voltage Switchgear running status simulation drawing is dynamically shown.
Background technology
Outdoor ring main unit is because it is simple and reliable; in the distribution supply network in city, use in a large number; high-tension switch cabinet is the regulator cubicle equipment for electric power system; the effect of high-tension switch cabinet be generate electricity in electric power system, in transmission of electricity, distribution and the electric energy transfer process, the important device of carrying out folding, control and protection.Parts in the high-tension switch cabinet mainly contain primary cut-out, high voltage isolator, high voltage load switch and high-voltage actuating mechanism etc., said structure all is sealed in switch cubicle inside, the state of each parts in the time of can't observing directly work, in order intuitively to observe the running status of each parts in the switch cubicle, all adopt static primary circuit simulation drawing luminous tube display switch running status at present, comprise charged demonstration, the indication of circuit-breaker switching on-off state, energy storage, earthed switch indication and the indication of dolly position etc., for dynamically display switch state directly perceived, adopt large crystal screen as primary circuit dynamic analog graphoid display switch running status, not only comprise charged demonstration, the indication of circuit-breaker switching on-off state, energy storage, earthed switch indication and the indication of dolly position, also has automatic heating and dehumidification device, the humiture numeral shows, three-phase contact temperature value shows, cable bond head temperature shows, the secondary circuit voltage digital shows, human body sensing cabinet intraoral illumination, charged prompting, the indication of divide-shut brake loop, presort and close the flicker indication in advance, voltage, electric current, active power, reactive power, power factor, frequency measurement and RS485 communication interface etc., this kind dynamic display device is applicable to mid-cabinet, the handcart cabinet, stationary cabinet, multiple switch cubicle such as ring main unit.
The utility model content
The purpose of this utility model, provide the comprehensive dynamic display device of a kind of Medium Voltage Switchgear on off state, this device is that a kind of large crystal screen of using is as primary circuit dynamic analog map display device, and then show high-tension switch cabinet is charged, also has automatic heating and dehumidification device, the indication of circuit-breaker switching on-off state, energy storage, the earthed switch indication, the indication of dolly position, the humiture numeral shows, three-phase contact temperature value shows, cable bond head temperature shows, the secondary circuit voltage digital shows, human body sensing cabinet intraoral illumination, charged prompting, the indication of divide-shut brake loop, presort and close the flicker indication in advance, voltage, electric current, active power, reactive power, power factor, functions such as frequency measurement and RS485 communication interface.
The technical scheme that adopts is:
The comprehensive dynamic display device of a kind of Medium Voltage Switchgear on off state comprises communication interface with pc circuit, slave computer communication interface circuit, serial port circuit, input isolation circuit, microprocessor, display circuit, simulated measurement input circuit, power circuit, keyboard circuit and output isolation circuit; Be connected by serial port circuit between display circuit and the microprocessor; The communication interface with pc circuit is connected with the microprocessor serial ports respectively with slave computer communication interface circuit; Serial port circuit is connected with microprocessor with display circuit respectively; Input isolation circuit is connected with an I/O interface of microprocessor; Output isolation circuit is connected with the 2nd I/O interface of microprocessor; Power circuit is connected with the power end of microprocessor, for it provides working power; Keyboard circuit is connected with the 3rd I/O interface of microprocessor.
Display circuit is for having the driving LCD display.Select DMT80480T070-01WN/T or DMT80480T070-02WN/T/K for use.
The communication interface with pc circuit is 485 communications.
Slave computer communication interface circuit is 485 communications.
Microprocessor is selected intelligent chips such as C8051F020 for use.
Input isolation circuit is optical coupling isolation circuit, input signal is the switching value signal, status signals such as circuit breaker deciliter state, ground connection, energy storage, broken string, work and test are delivered to microprocessor judge, and show corresponding working state figure at display circuit.
Above-mentioned input isolation circuit is selected optocoupler TIP521-2 for use.
Simulated measurement input circuit mainly comprises the measurement of physical quantitys such as voltage, electric current, frequency, temperature and humidity, and then realizes measurement and the demonstration of voltage, electric current, active power, reactive power, power factor, three-phase contact temperature value, cable bond head temperature and frequency.
Simulated measurement input circuit is selected the built-in ADC module of C8051F020 for use.
Output isolation circuit is optical coupling isolation circuit, and output signal is the switching value signal, utilizes relay to drive heater heating, illuminating lamp and fan work.
Output isolation circuit is selected TIP521-2 for use.
Power circuit is filter regulator circuit.
The utlity model has positive effect: the comprehensive dynamic display circuit device of (1) Medium Voltage Switchgear on off state of the present utility model adopts LCD dynamically to indicate, and is more directly perceived as switch cabinet one-time loop simulation drawing.(2) the comprehensive dynamic display device of Medium Voltage Switchgear on off state of the present utility model also has charged demonstration, automatic heating and dehumidification, the indication of circuit-breaker switching on-off state, energy storage, the earthed switch indication, the indication of dolly position, the humiture numeral shows, three-phase contact temperature value shows, cable bond head temperature shows, the secondary circuit voltage digital shows, human body sensing cabinet intraoral illumination, charged prompting, the indication of divide-shut brake loop, presort and close the flicker indication in advance, voltage, electric current, active power, reactive power, power factor, functions such as frequency measurement and RS485 communication interface.
Description of drawings
Fig. 1 is the fundamental diagram of a kind of embodiment of the present utility model.
Embodiment
The comprehensive dynamic display device of a kind of Medium Voltage Switchgear on off state is characterized in that: comprise communication interface with pc circuit 1, slave computer communication interface circuit 2, serial port circuit 3, input isolation circuit 4, microprocessor 5, display circuit 6, simulated measurement input circuit 7, power circuit 8, keyboard circuit 9 and output isolation circuit 10; Be connected by serial port circuit 3 between display circuit 6 and the microprocessor 5; Communication interface with pc circuit 1 is connected with microprocessor 5 serial ports respectively with slave computer communication interface circuit 2; Serial port circuit 3 is connected with microprocessor 5 with display circuit 6 respectively; Input isolation circuit 4 is connected with an I/O interface 11 of microprocessor 5; Output isolation circuit 10 is connected with the 2nd I/O interface 12 of microprocessor 5; Power circuit 8 is connected with the power end of microprocessor 5, for it provides working power; Keyboard circuit 9 is connected with the 3rd I/O interface 13 of microprocessor 5.
Communication interface with pc circuit 1 is 458 communication interfaces.
Simulated measurement input circuit 7 is the built-in ADC module of C8051F020.
Claims (2)
1. the comprehensive dynamic display device of Medium Voltage Switchgear on off state is characterized in that: comprise communication interface with pc circuit (1), slave computer communication interface circuit (2), serial port circuit (3), input isolation circuit (4), microprocessor (5), display circuit (6), simulated measurement input circuit (7), power circuit (8), keyboard circuit (9) and output isolation circuit (10); Be connected by serial port circuit (3) between display circuit (6) and the microprocessor (5); Communication interface with pc circuit (1) is connected with microprocessor (5) serial ports respectively with slave computer communication interface circuit (2); Serial port circuit (3) is connected with microprocessor (5) with display circuit (6) respectively; Input isolation circuit (4) is connected with an I/O interface (11) of microprocessor (5); Output isolation circuit (10) is connected with the 2nd I/O interface (12) of microprocessor (5); Power circuit (8) is connected with the power end of microprocessor (5), and keyboard circuit (9) is connected with the 3rd I/O interface (13) of microprocessor (5).
2. the comprehensive dynamic display device of a kind of Medium Voltage Switchgear on off state according to claim 1 is characterized in that: display circuit (6) drives LCD display for band, selects DMT80480T070-01WN/T or DMT80480T070-02WN/T/K for use;
Communication interface with pc circuit (1) is 458 communication interfaces;
Microprocessor (5) is the C8051F020 chip;
Input isolation circuit (4) is the TIP521-2 integrated circuit;
Simulated measurement input circuit (7) is the built-in ADC module of C8051F020;
Output isolation circuit (10) is the TIP521-2 integrated circuit;
Power circuit (8) is filter regulator circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320042800 CN203135304U (en) | 2013-01-28 | 2013-01-28 | A state synthetic dynamic display device of a medium-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320042800 CN203135304U (en) | 2013-01-28 | 2013-01-28 | A state synthetic dynamic display device of a medium-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135304U true CN203135304U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320042800 Expired - Lifetime CN203135304U (en) | 2013-01-28 | 2013-01-28 | A state synthetic dynamic display device of a medium-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135304U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972813A (en) * | 2013-01-30 | 2014-08-06 | 常州帕斯菲克自动化技术股份有限公司 | Digital switch state comprehensive indicator |
| CN109361169A (en) * | 2018-12-21 | 2019-02-19 | 益和电气集团股份有限公司 | A kind of switch cabinet status comprehensive indicator and state indication method |
| CN114498317A (en) * | 2022-02-28 | 2022-05-13 | 英奈科(北京)智能系统有限公司 | Low-voltage switch outgoing line cabinet based on Internet of things |
-
2013
- 2013-01-28 CN CN 201320042800 patent/CN203135304U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972813A (en) * | 2013-01-30 | 2014-08-06 | 常州帕斯菲克自动化技术股份有限公司 | Digital switch state comprehensive indicator |
| CN109361169A (en) * | 2018-12-21 | 2019-02-19 | 益和电气集团股份有限公司 | A kind of switch cabinet status comprehensive indicator and state indication method |
| CN114498317A (en) * | 2022-02-28 | 2022-05-13 | 英奈科(北京)智能系统有限公司 | Low-voltage switch outgoing line cabinet based on Internet of things |
| CN114498317B (en) * | 2022-02-28 | 2022-10-28 | 英奈科(北京)智能系统有限公司 | Low-voltage switch outgoing line cabinet based on Internet of things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |
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| CX01 | Expiry of patent term |