CN205723324U - Intelligent vacuum circuit breaker - Google Patents

Abstract

This utility model provides a kind of intelligent vacuum circuit breaker, the problem solving existing vacuum circuit breaker anti-theft effect difference.Its scheme is, described breaker body is arranged on base, warning circuit is arranged in base, and described warning circuit includes single-chip microcomputer U2 that model is AT89C51, gravity sensor RV1, comparator U1, buzzer BUZ1, light emitting diode D1 and the chip U3 that model is EB3531.This utility model simple in construction, when illegal molecule theft vacuum circuit breaker, the gravity of vacuum circuit breaker changes, now 1 pin of input single-chip microcomputer U2 is high level, trigger buzzer BUZ1 sounding alarm, light emitting diode D1 luminous alarm, and can be communicated with Surveillance center by GPS module, inform monitoring personnel, compare than mechanical alarm device that there is promptness and reliability, to take counter-measure, reducing the generation of the stolen event of vacuum circuit breaker, real-time is high, has a good application prospect.

Description

Intelligent vacuum circuit breaker

Technical field

This utility model relates to breaker technical field, particularly a kind of intelligent vacuum circuit breaker.

Background technology

Vacuum circuit breaker is to rise in Operation of Electric Systems to control and the visual plant of protective effect, is also in power transmission and transforming equipment The equipment of electric function is realized, the primary substation in power plant, power grid construction and power transmission engineering in power construction with mechanical movement All kinds of transformer stations and the enterprise such as metallurgy, mine, oil be required for substantial amounts of high-tension switch gear, the price of vacuum circuit breaker Costliness, and there is no anti-theft feature, the situation that a lot of vacuum circuit breaker is stolen occurs, even if vacuum circuit breaker has anti-theft device, Also realize by mechanical mechanism, but mechanical mechanism is more easily damaged, and Surveillance center can not know in time, still can cause Vacuum circuit breaker is stolen, and its anti-theft effect is bad.

Summary of the invention

For above-mentioned situation, for overcoming the defect of prior art, it is true that the purpose of this utility model is just to provide a kind of intelligence Empty chopper, the problem efficiently solving existing vacuum circuit breaker anti-theft effect difference.

Its technical scheme is, including breaker body, base and warning circuit, described breaker body is arranged on base On, warning circuit is arranged in base, and described warning circuit includes single-chip microcomputer U2, the gravity sensor that model is AT89C51 RV1, comparator U1, buzzer BUZ1, light emitting diode D1 and the chip U3 that model is EB3531, described model is AT89C51 1 pin of single-chip microcomputer U2 be connected with the outfan of comparator U1,8 pins of comparator U1 connect power supply VCC, the 4 of comparator U1 Pin ground connection GND, the inverting input of comparator U1 is connected with one end of resistance R6, the other end ground connection GND of resistance R6, compares The in-phase input end of device U1 is connected with the emitter stage of NPN type triode Q1, and the colelctor electrode of NPN type triode Q1 meets power supply VCC, The base stage of NPN type triode Q1 is connected with one end of resistance R1, the other end ground connection GND of resistance R1, the base of NPN type triode Q1 Pole is connected with one end of gravity sensor RV1, and the other end of gravity sensor RV1 and slider meet power supply VCC, and model is 39 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of resistance R3, the other end of resistance R3 and the base of NPN type triode Q2 Pole connects, and the colelctor electrode of NPN type triode Q2 meets power supply VCC, the emitter stage of NPN type triode Q2 and one end of buzzer BUZ1 Connecting, the other end ground connection GND of buzzer BUZ1, model is 38 pins one end with resistance R4 of the single-chip microcomputer U2 of AT89C51 Connecting, the other end of resistance R4 is connected with the base stage of NPN type triode Q3, and the colelctor electrode of NPN type triode Q3 meets power supply VCC, The emitter stage of NPN type triode Q3 is connected with the positive pole of light emitting diode D1, the minus earth GND of light emitting diode D1, model 10 pins of single-chip microcomputer U2 for AT89C51 are connected with one end of inductance L1, and the other end of inductance L1 and model are EB3531's 4 pins of chip U3 connect, and model is that 4 pins of the chip U3 of EB3531 are connected with one end of resistance R5, another of resistance R5 Termination power VCC, model is that 11 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of inductance L2, the other end of inductance L2 Being connected with 5 pins of the chip U3 that model is EB3531, model is 21 pins and the 10 pin ground connection of the chip U3 of EB3531 GND, model is 11 pins of the chip U3 of EB3531 and 12 pins all meet power supply VCC, and model is the 12 of the chip U3 of EB3531 Pin is connected with one end of electric capacity C4, the other end ground connection GND of electric capacity C4, and model is that 15 pins of the chip U3 of EB3531 connect electricity Source VCC, model is 17 pins of the chip U3 of EB3531 and 19 pins all meet antenna A1, and model is the 22 of the chip U3 of EB3531 Pin, 18 pins and 20 pins all ground connection GND.

This utility model simple in construction, when illegal molecule theft vacuum circuit breaker, the gravity of vacuum circuit breaker changes Becoming, now 1 pin of input single-chip microcomputer U2 is high level, triggers buzzer BUZ1 sounding alarm, light emitting diode D1 luminescence report Alert, and can be communicated with Surveillance center by GPS module, inform monitoring personnel, compare than mechanical alarm device have in time Property and reliability, in order to taking counter-measure, reduce the generation of the stolen event of vacuum circuit breaker, real-time is high, has good Application prospect.

Accompanying drawing explanation

Fig. 1 is the circuit connection diagram of warning circuit of the present utility model.

Detailed description of the invention

Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.

In conjunction with shown in accompanying drawing 1, a kind of intelligent vacuum circuit breaker of the present utility model, including breaker body, base and Warning circuit, described breaker body is arranged on base, and warning circuit is arranged in base, and described warning circuit includes model Single-chip microcomputer U2, gravity sensor RV1, comparator U1, buzzer BUZ1, light emitting diode D1 and model for AT89C51 are The chip U3 of EB3531, described model is that 1 pin of the single-chip microcomputer U2 of AT89C51 is connected with the outfan of comparator U1, compares 8 pins of device U1 meet the 4 pin ground connection GND of power supply VCC, comparator U1, the inverting input of comparator U1 and the one of resistance R6 End connects, the other end ground connection GND of resistance R6, and the in-phase input end of comparator U1 is connected with the emitter stage of NPN type triode Q1, The colelctor electrode of NPN type triode Q1 meets power supply VCC, and the base stage of NPN type triode Q1 is connected with one end of resistance R1, resistance R1's Other end ground connection GND, the base stage of NPN type triode Q1 is connected with one end of gravity sensor RV1, and gravity sensor RV1's is another One end and slider meet power supply VCC, and model is that 39 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of resistance R3, electricity The other end of resistance R3 is connected with the base stage of NPN type triode Q2, and the colelctor electrode of NPN type triode Q2 connects power supply VCC, NPN type three The emitter stage of pole pipe Q2 is connected with one end of buzzer BUZ1, the other end ground connection GND of buzzer BUZ1, and model is AT89C51 38 pins of single-chip microcomputer U2 be connected with one end of resistance R4, the other end of resistance R4 is connected with the base stage of NPN type triode Q3, The colelctor electrode of NPN type triode Q3 meets power supply VCC, and the emitter stage of NPN type triode Q3 is connected with the positive pole of light emitting diode D1, The minus earth GND of light emitting diode D1, model is that 10 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of inductance L1, The other end of inductance L1 is connected with 4 pins of the chip U3 that model is EB3531, model be the chip U3 of EB3531 4 pins with One end of resistance R5 connects, another termination power VCC of resistance R5, and model is 11 pins and the electricity of the single-chip microcomputer U2 of AT89C51 One end of sense L2 connects, and the other end of inductance L2 is connected with 5 pins of the chip U3 that model is EB3531, and model is EB3531's 21 pins of chip U3 and 10 pin ground connection GND, model is 11 pins of the chip U3 of EB3531 and 12 pins all connect power supply VCC, model is that 12 pins of the chip U3 of EB3531 are connected with one end of electric capacity C4, the other end ground connection GND of electric capacity C4, model 15 pins for the chip U3 of EB3531 meet power supply VCC, and model is 17 pins of the chip U3 of EB3531 and 19 pins all connect sky Line A1, model is 22 pins of the chip U3 of EB3531,18 pins and 20 pins all ground connection GND.

Described model is that 19 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of electric capacity C1, and model is AT89C51's 19 pins of single-chip microcomputer U2 are connected with one end of crystal oscillator X1,18 pins of the single-chip microcomputer U2 of star Howell AT89C51 and electric capacity C2 One end connect, model is that 18 pins of the single-chip microcomputer U2 of AT89C51 are connected with the other end of crystal oscillator X1, the other end of electric capacity C1 With the other end ground connection GND of electric capacity C2, model is that 9 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of electric capacity C3, model 9 pins of single-chip microcomputer U2 for AT89C51 are connected with one end of reset key K, and the other end of electric capacity C3 and reset key K's is another One end ground connection GND, model is that 9 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of resistance R2, the other end of resistance R2 Ground connection GND.

Described buzzer BUZ1 is arranged on breaker body, when there being illegal molecule theft vacuum circuit breaker, and buzzer BUZ1 sounding alarm, can frighten illegal molecule, makes illegal molecule stop larceny, decreases vacuum circuit breaker stolen.

Described light emitting diode D1 is arranged in Surveillance center, and when vacuum circuit breaker is stolen, light emitting diode D1 is luminous, Reminding the supervisor in Surveillance center, supervisor can find the situation that vacuum circuit breaker is stolen in time, and by model be The GPS communication module of the chip U3 of EB3531, inductance L1, inductance L2, antenna A1 composition, sends stolen for vacuum circuit breaker information To Surveillance center, for monitoring, personnel check, make corresponding measure in time, reduce the generation of the stolen event of vacuum circuit breaker.

This utility model in use,

When vacuum circuit breaker is stolen, the gravity of vacuum circuit breaker can change, and gravity sensor RV1 is by the weight of detection Force information is converted into information of voltage, and after the amplification signal after NPN type triode Q1 is amplified, then input to comparator U1 same Phase input, compared with the inverting input of comparator U1 relatively after, outputing signal to model through the outfan of comparator U1 is 1 pin of the single-chip microcomputer U2 of AT89C51, now model is the 39 pins output high level of single-chip microcomputer U2 of AT89C51, and this height is electric After mean longitude audion Q2 amplifies, drive installation buzzer BUZ1 sounding alarm on breaker body, frightens illegal molecule, makes Illegal molecule stops larceny, and model is the 38 pin output high level of the single-chip microcomputer U2 of AT89C51, and this high level is through three poles After pipe Q3 amplifies, drive installation light emitting diode D1 in Surveillance center is luminous, reminds supervisor's vacuum of Surveillance center Chopper has stolen situation, and stolen for vacuum circuit breaker information is sent to Surveillance center by GPS communication module simultaneously, for monitoring personnel Check, in order to make corresponding measure in time, reduce the generation of the stolen event of vacuum circuit breaker.

This utility model simple in construction, when illegal molecule theft vacuum circuit breaker, the gravity of vacuum circuit breaker changes Becoming, now 1 pin of input single-chip microcomputer U2 is high level, triggers buzzer BUZ1 sounding alarm, light emitting diode D1 luminescence report Alert, and can be communicated with Surveillance center by GPS communication module, inform monitoring personnel, compare than mechanical alarm device, have Promptness and reliability, in order to take counter-measure, reduce the generation of the stolen event of vacuum circuit breaker, and real-time is high, has good Good application prospect.

Claims (2)

1. intelligent vacuum circuit breaker, including breaker body, base and warning circuit, it is characterised in that described breaker body Being arranged on base, warning circuit is arranged in base, and described warning circuit includes single-chip microcomputer U2, the weight that model is AT89C51 Force transducer RV1, comparator U1, buzzer BUZ1, light emitting diode D1 and the chip U3 that model is EB3531, described model is 1 pin of the single-chip microcomputer U2 of AT89C51 is connected with the outfan of comparator U1, and 8 pins of comparator U1 meet power supply VCC, compare The 4 pin ground connection GND of device U1, the inverting input of comparator U1 is connected with one end of resistance R6, the other end ground connection of resistance R6 GND, the in-phase input end of comparator U1 is connected with the emitter stage of NPN type triode Q1, and the colelctor electrode of NPN type triode Q1 connects electricity Source VCC, the base stage of NPN type triode Q1 is connected with one end of resistance R1, the other end ground connection GND of resistance R1, NPN type triode The base stage of Q1 is connected with one end of gravity sensor RV1, and the other end of gravity sensor RV1 and slider connect power supply VCC, type Number it is that 39 pins of single-chip microcomputer U2 of AT89C51 are connected with one end of resistance R3, the other end of resistance R3 and NPN type triode Q2 Base stage connect, the colelctor electrode of NPN type triode Q2 meets power supply VCC, the emitter stage of NPN type triode Q2 and buzzer BUZ1's One end connects, the other end ground connection GND of buzzer BUZ1, and model is 38 pins and the resistance R4 of the single-chip microcomputer U2 of AT89C51 One end connects, and the other end of resistance R4 is connected with the base stage of NPN type triode Q3, and the colelctor electrode of NPN type triode Q3 connects power supply VCC, the emitter stage of NPN type triode Q3 is connected with the positive pole of light emitting diode D1, the minus earth GND of light emitting diode D1, Model is that 10 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of inductance L1, and the other end of inductance L1 with model is 4 pins of the chip U3 of EB3531 connect, and model is that 4 pins of the chip U3 of EB3531 are connected with one end of resistance R5, resistance Another termination power VCC of R5, model is that 11 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of inductance L2, inductance L2 The other end be connected with 5 pins of the chip U3 that model is EB3531, model is that 21 pins and 10 of the chip U3 of EB3531 draw Foot ground connection GND, model is 11 pins of the chip U3 of EB3531 and 12 pins all meet power supply VCC, and model is the chip of EB3531 12 pins of U3 are connected with one end of electric capacity C4, the other end ground connection GND of electric capacity C4, and model is that the 15 of the chip U3 of EB3531 draws Foot meets power supply VCC, and model is 17 pins of the chip U3 of EB3531 and 19 pins all meet antenna A1, and model is the chip of EB3531 22 pins of U3,18 pins and 20 pins all ground connection GND.

Intelligent vacuum circuit breaker the most according to claim 1, it is characterised in that described model is the single-chip microcomputer of AT89C51 19 pins of U2 are connected with one end of electric capacity C1, and model is that 19 pins of the single-chip microcomputer U2 of AT89C51 connect with one end of crystal oscillator X1 Connecing, 18 pins of the single-chip microcomputer U2 of star Howell AT89C51 are connected with one end of electric capacity C2, and model is the single-chip microcomputer of AT89C51 18 pins of U2 are connected with the other end of crystal oscillator X1, and the other end of electric capacity C1 and the other end ground connection GND of electric capacity C2, model is 9 pins of the single-chip microcomputer U2 of AT89C51 are connected with one end of electric capacity C3, and model is that 9 pins of the single-chip microcomputer U2 of AT89C51 are with multiple One end of position button K connects, and the other end of electric capacity C3 and the other end of reset key K ground connection GND, model is AT89C51's 9 pins of single-chip microcomputer U2 are connected with one end of resistance R2, the other end ground connection GND of resistance R2.