CN102255317B - Earthquake alarm household electronic power saver - Google Patents
Earthquake alarm household electronic power saver Download PDFInfo
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- CN102255317B CN102255317B CN 201110177522 CN201110177522A CN102255317B CN 102255317 B CN102255317 B CN 102255317B CN 201110177522 CN201110177522 CN 201110177522 CN 201110177522 A CN201110177522 A CN 201110177522A CN 102255317 B CN102255317 B CN 102255317B
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses an earthquake alarm household electronic power saver. The earthquake alarm household electronic power saver comprises a household power saver and an earthquake alarm, which are integrated into a whole, wherein the household power saver comprises a power saver control unit 1, an alternating current signal acquisition unit, an alternating voltage signal acquisition unit and a capacitance compensation execution unit; the alternating current signal acquisition unit, the alternating voltage signal acquisition unit and the capacitance compensation execution unit access the power saver control unit 1; the earthquake alarm comprises an earthquake signal control unit 2, a sensor unit, a data storage unit, a shifting register unit, a digital tube display unit, a key setting unit, an acoustic alarm unit and an optical alarm unit; and the sensor unit, the data storage unit, the shifting register unit, the digital tube display unit, the key setting unit, the acoustic-alarm unit and the optical alarm unit access the earthquake signal control unit 2. The earthquake alarm household electronic power saver has the advantages that: the power factor of household electricity can be effectively improved; reactive power is detected intelligently in real time; automatic compensation is realized, so the aim of saving electricity is fulfilled; earthquake early warning can be effectively realized; and emergency early warning capacity for earthquake disasters is improved.
Description
Technical field
The present invention relates to the domestic electronic devices field, be specially a kind of earthquake alarm household electronic power saver.
Background technology
The Household power saver of selling on the Vehicles Collected from Market all is with the building-out capacitor parallel connection of certain capacity on the line basically, and does not judge whether need compensation on the circuit, compensation what.The inductive load that family uses all is interrupted the use such as domestic air conditioning, refrigerator, washing machine, smoke exhaust ventilator, electromagnetic oven etc., if when circuit does not need to compensate and carry out overcompensation, will make load become capacitive load, equally also can consume idle work.Simultaneously current crustal plate enters active period, cause earthquake take place frequently, in popular anxiety, analyze by relevant department, what cause the earthquake major casualty is the S ripple.The earthquake prewarning device early warning effect of prior art is relatively poor, can't effectively ensure people's personal safety and property safety.
Summary of the invention
The object of the invention provides a kind of earthquake alarm household electronic power saver, can't judge to solve the prior art Household power saver whether circuit needs the problem that compensates, and the propagation speed differential between P ripple and the S ripple when utilizing earthquake to occur, with the realization earthquake pre-warning.
In order to achieve the above object, the technical solution adopted in the present invention is:
Earthquake alarm household electronic power saver is characterized in that: include the Household power saver and the earthquake Alarm that become one;
Described Household power saver includes control unit one, the ac current signal collecting unit, the voltage signal acquisition unit, the capacitance compensation unit, control unit one comprises that model is the single-chip microcomputer of AT89C4051, the VPP pin of described single-chip microcomputer passes through grounding through resistance, the VCC pin connects outside+5V power supply, and be connected to electric capacity between VPP pin and the VCC pin, be connected to crystal oscillating circuit between the XTAL1 pin of single-chip microcomputer and the XTAL2 pin, the GND pin ground connection of single-chip microcomputer, the P1.0 pin is by diode ground connection, the P1.0 pin also connects external power source by resistance, the P1.1 pin of the output access single-chip microcomputer of described ac current signal collecting unit, the output of voltage signal acquisition unit connects the P1.2 pin of single-chip microcomputer, the P1.6 pin of single-chip microcomputer, the P1.7 pin is connected to respectively the capacitance compensation unit;
Described ac current signal collecting unit comprises that model is the one pole Hall element of AH3144E, described one pole Hall element is by detecting the changes of magnetic field of whether sensing electric current in the alternating current circuit in " C " type magnet ring, with the P1.1 pin signal of single-chip microcomputer drop-down from high potential be low level, impel single-chip microcomputer internal comparator output P3.6 to reverse;
Described voltage signal acquisition unit comprises that model is the optical coupler of PC817, described optical coupler two inputs are respectively by in the diode access household electricity circuit, and the diode opposite direction of optical coupler two inputs, also be connected to another voltage stabilizing didoe between optical coupler two inputs, output head grounding of described optical coupler, another output is connected with the P1.2 pin of single-chip microcomputer, and the output that optical coupler is connected with single-chip microcomputer P1.2 pin also connects outside+5V power supply by pull-up resistor;
Described capacitance compensation unit comprises two triodes, the emitter of two triodes is ground connection respectively, wherein first transistor collector is connected with second transistor base, base stage, the collector electrode of first triode connect external power source by resistance respectively separately, the collector electrode of second triode is connected to relay, be connected with building-out capacitor in the output of described relay, in the described building-out capacitor access household electricity circuit, the P1.6 pin of described single-chip microcomputer, P1.7 pin respectively with the capacitance compensation unit of separately access in the base stage of first triode be connected by resistance;
Described earthquake Alarm includes control unit two, sensor unit, data storage cell, shift register cell, the charactron display unit, the button setup unit, the acoustic alarm unit, the light alarm unit, described control unit two comprises that model is the single-chip microcomputer of AT89C4051, the XTAL1 pin of described single-chip microcomputer, be connected to crystal oscillating circuit between the XTAL2 pin, the VPP pin passes through grounding through resistance, the VPP pin also connects external power source by electric capacity, GND pin ground connection, single-chip microcomputer VCC pin connects outside+5V power supply, the P1.1 pin, be connected to two resistance of series connection between the P3.7 pin, and by capacity earth, single-chip microcomputer P3.7 pin also connects external power source by resistance between two series resistances;
Described sensor unit comprises that model is the acceleration transducer of three axles of MMA7260Q, the code switch that it is SW-DIP-4 that the g-Select1 pin of described acceleration transducer, g-Select2 pin access respectively a model; The VSS pin of acceleration transducer, the whole ground connection of N/C pin, in the HT7533 voltage stabilizing chip of a 3.3V of VDD pin access, described HT7533 voltage stabilizing chip connects outside+5V power supply, the P1.0 pin of the resistance access single-chip microcomputer of the Zout pin of acceleration transducer by two series connection, and on the Zout pin between two series resistances, also pass through respectively capacity earth between the P1.0 pin of resistance and single-chip microcomputer;
Described data memory unit comprises that model is the 2K memory of AT24C02, the A0 pin of described memory, VCC pin connect respectively outside+5V power supply, A1 pin, A2 pin, GND pin be ground connection respectively, and the WP pin of memory, SCL pin, SDA pin connect one to one with P3.2 pin, P3.4 pin, the P3.3 pin of single-chip microcomputer respectively;
Described shift register cell comprises that model is the shift register of 74HC164, the VCC pin of described shift register connects outside+5V power supply by a T431 voltage stabilizing chip, the A of shift register, B pin are connected with the P3.0 pin of single-chip microcomputer, END pin ground connection, the CLK pin of shift register is connected with the P3.1 pin of single-chip microcomputer, also by capacity earth, the MR pin of shift register connects high level to the CLK pin;
Described charactron display unit comprises the common cathode charactron, and the first pin of described common cathode charactron is connected respectively with the Q7 pin of shift register with Q2 pin, the 11 pin of shift register with Q6 pin, the tenth pin of shift register with Q1 pin, the 7th pin of shift register with Q5 pin, the 5th pin of shift register with Q0 pin, the 4th pin of shift register with Q4 pin, the 3rd pin of shift register with the Q3 pin of shift register, the second pin;
Described button setup unit comprises the button of three end parallel connections, the P1.2 pin of the parallel connected end access single-chip microcomputer of button, and three non-parallel connected end of button are connected one by one with P1.7 pin, P1.6 pin, the P1.5 pin of single-chip microcomputer respectively;
Described acoustic alarm unit includes two emitters respectively triode, the buzzer of ground connection, wherein the base stage of first triode is connected with the P3.5 pin of single-chip microcomputer by resistance, and base stage, the collector electrode of first triode connect external power source by resistance respectively, second transistor base is connected with the collector electrode of first triode, the collector electrode access buzzer terminals of second triode;
Described smooth alarm unit comprises the light-emitting diode of two negative electrode parallel connections, and the negative electrode parallel connected end of two light-emitting diodes is connected with the P1.3 pin of single-chip microcomputer.The anode tap of two light-emitting diodes is connected with Q2 pin, the Q1 pin of shift register.
The present invention can the Effective Raise household electricity power factor, and real-time intelligent detection reactive power, realize auto-compensation, and then improve the power factor of the inductive loads such as domestic air conditioning, refrigerator, washing machine, smoke exhaust ventilator, electromagnetic oven, to reach the purpose of electrical energy saving.Propagation " speed difference " when simultaneously the present invention utilizes earthquake to occur between P ripple and the S ripple, and P ripple and S ripple are delivered to " time difference " in the densely populated city and carry out early warning after the earthquake.The present invention can realize earthquake pre-warning effectively, has improved the emergency advance warning ability for earthquake disaster.
Description of drawings
Fig. 1 is electricity-saving appliance control unit one circuit theory diagrams of the present invention.
Fig. 2 is ac current signal collecting unit circuit theory diagrams of the present invention.
Fig. 3 is ac voltage signal collecting unit circuit theory diagrams of the present invention.
Fig. 4 is the capacitance compensation performance element circuit theory diagrams on the single-chip microcomputer P1.6 pin of the present invention.
Fig. 5 is the capacitance compensation performance element circuit theory diagrams on the single-chip microcomputer P1.7 pin of the present invention.
Fig. 6 is seismic signal control unit two circuit theory diagrams of the present invention.
Fig. 7 is seismic sensor unit circuit theory diagrams of the present invention.
Fig. 8 is data memory unit circuit theory diagrams of the present invention.
Fig. 9 is shift register cell circuit theory diagrams of the present invention.
Figure 10 is charactron display unit circuit schematic diagram of the present invention.
Figure 11 is button setup unit circuit theory diagrams of the present invention.
Figure 12 is acoustic alarm element circuit schematic diagram of the present invention.
Figure 13 is light alarm unit circuit theory diagrams of the present invention.
Embodiment
Earthquake alarm household electronic power saver includes the Household power saver and the earthquake Alarm that become one.
Household power saver includes economize on electricity control unit one, ac current signal collecting unit, ac voltage signal collecting unit, capacitance compensation unit.
As shown in Figure 1.Control unit one comprises that model is the single-chip microcomputer U01 of AT89C4051, the VPP pin of single-chip microcomputer U01 is by resistance R 01 ground connection, the VCC pin meets external power source VCC, and be connected to capacitor C E01 between VPP pin and the VCC pin, be connected to crystal oscillating circuit between the XTAL1 pin of single-chip microcomputer U01 and the XTAL2 pin, crystal oscillating circuit has crystal oscillator Y, capacitor C 01, capacitor C 02 consists of, the GND pin ground connection of single-chip microcomputer U01, the P1.0 pin is by diode D01 ground connection, the P1.0 pin also meets external power source VCC by resistance R 02, the P1.1 pin of the output access single-chip microcomputer U01 of ac current signal collecting unit, the output of voltage signal acquisition unit connects the P1.2 pin of single-chip microcomputer U01, the P1.6 pin of single-chip microcomputer U01, the P1.7 pin is connected to respectively the capacitance compensation unit;
As shown in Figure 2.The ac current signal collecting unit comprises that model is the one pole Hall element of AH3144E, described one pole Hall element is by detecting the changes of magnetic field of whether sensing electric current in the alternating current circuit in " C " type magnet ring, with the P1.1 pin signal of single-chip microcomputer drop-down from high potential be low level, impel single-chip microcomputer internal comparator output P3.6 to reverse;
As shown in Figure 3.The voltage signal acquisition unit comprises that model is the optical coupler U02 of PC817, optical coupler U02 two inputs are respectively by in diode D02, the D03 access household electricity circuit, and the diode D02 of optical coupler two inputs, D03 opposite direction, also be connected to other diode D04 between optical coupler U02 two inputs, output head grounding of optical coupler U02, another output is connected with the P1.2 pin of single-chip microcomputer U01, and optical coupler U02 also meets external power source VCC by pull-up resistor R04 with the output that the P1.2 pin of single-chip microcomputer U01 is connected;
As shown in Figure 4.The capacitance compensation unit that is connected with the P1.6 pin of single-chip microcomputer U01 comprises two triode Q01, Q02, two triode Q01, the emitter of Q02 is ground connection respectively, wherein first triode Q01 collector electrode is connected with second triode Q02 base stage, the base stage of first triode Q01, collector electrode is respectively separately by resistance R 06, R07 meets external power source VCC, the collector electrode of second triode device Q02 is connected to relay K 01, be connected with building-out capacitor C03 in the output of relay K 01, the P1.6 pin of single-chip microcomputer U01 is connected with the base stage of first triode Q01 by resistance R 08.
As shown in Figure 5.The capacitance compensation unit that is connected with the P1.7 pin of single-chip microcomputer U01 comprises two triode Q03, Q04, two triode Q03, the emitter of Q04 is ground connection respectively, wherein first triode Q03 collector electrode is connected with second triode Q04 base stage, the base stage of first triode Q03, collector electrode is respectively separately by resistance R 09, R10 meets external power source VCC, the collector electrode of second triode device Q04 is connected to relay K 02, be connected with building-out capacitor C04 in the output of relay K 02, in the building-out capacitor C04 access household electricity circuit, the P1.7 pin of single-chip microcomputer U01 is connected with the base stage of first triode Q03 by resistance R 11.
Earthquake Alarm includes seismic signal control unit two, sensor unit, data storage cell, shift register cell, display unit, button setup unit, acoustic alarm unit, light alarm unit.
As shown in Figure 6.Seismic signal control unit two comprises that model is the single-chip microcomputer U11 of AT89C4051, be connected to crystal oscillating circuit between the XTAL1 pin of single-chip microcomputer U11, the XTAL2 pin, the VPP pin is by resistance R 01 ground connection, the VPP pin also meets external power source VCC by capacitor C E01, GND pin ground connection, the VCC pin of single-chip microcomputer U11 meets external power source+5V;
As shown in Figure 7.Sensor unit comprises that model is the acceleration transducer U15 of three axles of MMA7260Q, the code switch S11 that it is SW-DIP-4 that the g-Select1 pin of acceleration transducer U15, g-Select2 pin access respectively a model; The VSS pin of acceleration transducer U15, the whole ground connection of N/C pin, among the HT7533 voltage stabilizing chip U16 of a 3.3V of VDD pin access, HT7533 voltage stabilizing chip U16 connects outside+5V power supply, the P1.0 pin of the resistance access single-chip microcomputer U11 of the Zout pin of acceleration transducer U15 by two series connection, and on the Zout pin between two series resistances, also pass through respectively capacity earth between the P1.0 pin of resistance and single-chip microcomputer U11;
As shown in Figure 8.Data memory unit comprises that model is the 2K memory of AT24C02, the A0 pin of memory U12, VCC pin connect respectively outside+5V power supply, A1 pin, A2 pin, GND pin be ground connection respectively, memory U12 WP pin, SCL pin, SDA pin connect one to one with P3.2 pin, P3.4 pin, the P3.3 pin of single-chip microcomputer U11 respectively;
As shown in Figure 9.Shift register cell comprises that model is the shift register of 74HC164, the VCC pin of shift register connects outside+5V power supply by a T431 voltage stabilizing chip, the A of shift register, B pin are connected with the P3.0 pin of single-chip microcomputer U11, END pin ground connection, the CLK pin of shift register is connected with the P3.1 pin of single-chip microcomputer U11, also by capacity earth, the MR pin of shift register connects high level to the CLK pin;
As shown in figure 10.The charactron display unit comprises the common cathode charactron, and the first pin of common cathode charactron is connected respectively with the Q7 pin of shift register with Q2 pin, the 11 pin of shift register with Q6 pin, the tenth pin of shift register with Q1 pin, the 7th pin of shift register with Q5 pin, the 5th pin of shift register with Q0 pin, the 4th pin of shift register with Q4 pin, the 3rd pin of shift register with the Q3 pin of shift register, the second pin;
As shown in figure 11.The button setup unit comprises button S1, S2, the S3 of three end parallel connections, the P1.2 pin of the parallel connected end access single-chip microcomputer of button S1, S2, S3, three button S1, S2, the non-parallel connected end of S3 are connected one by one with P1.7 pin, P1.6 pin, the P1.5 pin of single-chip microcomputer respectively;
As shown in figure 12.The acoustic alarm unit includes two emitters respectively triode, the buzzer LS of ground connection, wherein the base stage of first triode is connected with the P3.5 pin of single-chip microcomputer U11 by resistance, and base stage, the collector electrode of first triode connect external power source by resistance respectively, second transistor base is connected with the collector electrode of first triode, the collector electrode access buzzer LS terminals of second triode;
As shown in figure 13.The light alarm unit comprises light-emitting diode LD1, the LD2 of two negative electrode parallel connections, and the negative electrode parallel connected end of two light-emitting diode LD1, LD2 is connected with the P1.3 pin of single-chip microcomputer U11.The anode tap of two light-emitting diode LD1, LD2 is connected with Q2 pin, the Q1 pin of shift register.
In the Household power saver of the present invention, at first will measure the phase difference between voltage, the electric current in the home-use circuit, because in the household electricity, generally only have two kinds: a kind of is the load of pure resistance type, such as electric rice cooker, electric heater, electric blanket etc.; Another kind is inductive load, such as domestic air conditioning, refrigerator, washing machine, smoke exhaust ventilator, electromagnetic oven etc.The well-known resistor-type power-factor of load is 1.0, and the inductive type load, and power factor is generally all low, only has about 0.8, at this moment just need to detect electric current lag behind voltage phase difference how much, carry out the compensation of electric capacity.Alternating current has positive-negative half-cycle, when voltage during at positive half cycle zero crossing, isolate by high-low pressure photoelectricity, after making single-chip microcomputer P1.2 pin collect voltage signal, the inner T0 timer of single-chip microcomputer begins timing, wait until when single-chip microcomputer internal comparator output P3.6 becomes low level by high level, stop timing, the size of this timing time is directly proportional with phase difference always.When counting is zero, represent that namely load is the pure resistance type, does not need to carry out capacitance compensation; When count value is larger, it is more that building-out capacitor drops into.Bulky current transformer is not adopted in the detection of alternating current, because the signal when this electricity-saving appliance only needs to gather the positive half cycle current zero crossing, so select the little one pole Hall switch of volume to gather the current phase transducer, when the variation magnetic field of alternating current generation is arranged in the magnet ring of " C " shape, the P1.1 pin of single-chip microcomputer will collect one pole Hall switch exporting change signal, impel single-chip microcomputer internal comparator output P3.6 to reverse, based on what of this timing time, single-chip microcomputer carries out logic and judges, whether carry out capacitance compensation, compensation rate how much, the first first excision of compensation, the time-delay excision of post-compensation.
Earthquake Alarm of the present invention is selected Freescale MMA7260Q three axles (X-axis, Y-axis, the Z axis) acceleration sensor that integrated level is the highest in the market, this acceleration sensor can be used to detect the acceleration of X, Y, Z-direction, the size that represents the acceleration detected with analog voltage, to be consisted of by dual chip at the IC internal main, i.e. gravity sensing unit (being responsible for the detecting of acceleration) and control IC unit (being responsible for signal processes).The gravity detecting unit of X-axis or Z axis is delivered to charge integrator with the acceleration change amount signal that detects and is done integral operation, then take a sample, maintenance and signal amplify and process, using at last the low pass filter filters out high frequency noise, is exportable acceleration information after temperature-compensating is processed.The analog voltage of this output and the accekeration of detecting can be kept the characteristic of linear scale, can not be subject to the impact of temperature.According to the typical angle line of response type of acceleration sensor as can be known, in 0 degree scope, inclination angle and voltage are linear change.And in 90 degree scopes, inclination angle and voltage then present saturated conditions.Therefore when being installed, acceleration sensor must guarantee that Z axis is perpendicular to the ground.When transducer detects the P ripple of the earth vibrations, produce the voltage that 1.65V fluctuates up and down at Z out pin, single-chip microcomputer collects and carries out logical operation after these data and process, output to show on the charactron earthquake magnitude what, and judge whether to report to the police and wait processing etc.This earthquake warning electron process instrument can be revised the alarm level in the memory as required.
Claims (1)
1. earthquake alarm household electronic power saver is characterized in that: include the Household power saver and the earthquake Alarm that become one;
Described Household power saver includes control unit one, the ac current signal collecting unit, the voltage signal acquisition unit, the capacitance compensation unit, control unit one comprises that model is the single-chip microcomputer of AT89C4051, the VPP pin of described single-chip microcomputer passes through grounding through resistance, the VCC pin connects outside+5V power supply, and be connected to electric capacity between VPP pin and the VCC pin, be connected to crystal oscillating circuit between the XTAL1 pin of single-chip microcomputer and the XTAL2 pin, the GND pin ground connection of single-chip microcomputer, the P1.0 pin is by diode ground connection, the P1.0 pin also connects outside+5V power supply by resistance, the P1.1 pin of the output access single-chip microcomputer of described ac current signal collecting unit, the output of voltage signal acquisition unit connects the P1.2 pin of single-chip microcomputer, the P1.6 pin of single-chip microcomputer, the P1.7 pin is connected to respectively the capacitance compensation unit;
Described ac current signal collecting unit comprises that model is the one pole Hall element of AH3144E, described one pole Hall element is by detecting the changes of magnetic field of whether sensing electric current in the alternating current circuit in " C " type magnet ring, with the P1.1 pin signal of single-chip microcomputer drop-down from high potential be low level, impel single-chip microcomputer internal comparator output P3.6 to reverse;
Described voltage signal acquisition unit comprises that model is the optical coupler of PC817, described optical coupler two inputs are respectively by in the diode access household electricity circuit, and the diode opposite direction of optical coupler two inputs, also be connected to voltage stabilizing didoe between optical coupler two inputs, output head grounding of described optical coupler, another output is connected with the P1.2 pin of single-chip microcomputer, and the output that optical coupler is connected with single-chip microcomputer P1.2 pin also connects outside+5V power supply by pull-up resistor;
Described capacitance compensation unit comprises two triodes, the emitter of two triodes is ground connection respectively, wherein first transistor collector is connected with second transistor base, the base stage of first triode, collector electrode connects outside+5V power supply by resistance respectively separately, the collector electrode of second triode is connected to relay, the normal open switch of described relay is connected with building-out capacitor, in the described building-out capacitor access household electricity circuit, the P1.6 pin of described single-chip microcomputer, the P1.7 pin respectively with the capacitance compensation unit of separately access in the base stage of first triode be connected by resistance;
Described earthquake Alarm includes control unit two, sensor unit, data storage cell, shift register cell, the charactron display unit, the button setup unit, the acoustic alarm unit, the light alarm unit, described control unit two comprises that model is the single-chip microcomputer of AT89C4051, the XTAL1 pin of described single-chip microcomputer, be connected to crystal oscillating circuit between the XTAL2 pin, the VPP pin passes through grounding through resistance, the VPP pin also connects outside+5V power supply by electric capacity, GND pin ground connection, single-chip microcomputer VCC pin connects outside+5V power supply, the P1.1 pin, be connected to two resistance of series connection between the P3.7 pin, and by capacity earth, single-chip microcomputer P3.7 pin also connects outside+5V power supply by resistance between two series resistances;
Described sensor unit comprises that model is the acceleration transducer of three axles of MMA7260Q, the code switch that it is SW-DIP-4 that the g-Select1 pin of described acceleration transducer, g-Select2 pin access respectively a model; The VSS pin of acceleration transducer, the whole ground connection of N/C pin, in the HT7533 voltage stabilizing chip of a 3.3V of VDD pin access, described HT7533 voltage stabilizing chip connects outside+5V power supply, the P1.0 pin of the resistance access single-chip microcomputer of the Zout pin of acceleration transducer by two series connection, and on the Zout pin between two series resistances, directly join and also pass through respectively capacity earth between the P1.0 pin of the resistance of P1.0 pin one end of single-chip microcomputer and single-chip microcomputer;
Described data memory unit comprises that model is the 2K memory of AT24C02, the A0 pin of described memory, VCC pin connect respectively outside+5V power supply, A1 pin, A2 pin, GND pin be ground connection respectively, and the WP pin of memory, SCL pin, SDA pin connect one to one with P3.2 pin, P3.4 pin, the P3.3 pin of single-chip microcomputer respectively;
Described shift register cell comprises that model is the shift register of 74HC164, the VCC pin of described shift register connects outside+5V power supply by a T431 voltage stabilizing chip, the A of shift register, B pin are connected with the P3.0 pin of single-chip microcomputer, END pin ground connection, the CLK pin of shift register is connected with the P3.1 pin of single-chip microcomputer, also by capacity earth, the MR pin of shift register connects outside+5V power supply to the CLK pin;
Described charactron display unit comprises the common cathode charactron, and the first pin of described common cathode charactron is connected respectively with the Q0 pin of shift register with Q5 pin, the 11 pin of shift register with Q1 pin, the tenth pin of shift register with Q6 pin, the 7th pin of shift register with Q4 pin, the 5th pin of shift register with Q7 pin, the 4th pin of shift register with Q3 pin, the 3rd pin of shift register with the Q4 pin of shift register, the second pin;
Described button setup unit comprises the button of three end parallel connections, the P1.2 pin of the parallel connected end access single-chip microcomputer of button, and three non-parallel connected end of button are connected one by one with P1.7 pin, P1.6 pin, the P1.5 pin of single-chip microcomputer respectively;
Described acoustic alarm unit includes two emitters respectively triode, the buzzer of ground connection, wherein the base stage of first triode is connected with the P3.5 pin of single-chip microcomputer by resistance, and the base stage of first triode, collector electrode connect outside+5V power supply by resistance respectively, second transistor base is connected with the collector electrode of first triode, the collector electrode access buzzer terminals of second triode;
Described smooth alarm unit comprises the light-emitting diode of two negative electrode parallel connections, and the negative electrode parallel connected end of two light-emitting diodes is connected with the P1.3 pin of single-chip microcomputer, and the anode tap of two light-emitting diodes is connected with Q5 pin, the Q6 pin of shift register;
Signal when described earthquake alarm household electronic power saver only needs to gather the positive half cycle current zero crossing, select the little one pole Hall switch of volume to gather the current phase transducer, when the variation magnetic field of alternating current generation is arranged in the magnet ring of " C " shape, the P1.1 pin of single-chip microcomputer will collect one pole Hall switch exporting change signal, impel single-chip microcomputer internal comparator output P3.6 to reverse, based on what of this timing time, single-chip microcomputer carries out logic and judges, whether carry out capacitance compensation, compensation rate how much, the first first excision of compensation, the time-delay excision of post-compensation.
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| CN102592396A (en) * | 2012-02-12 | 2012-07-18 | 王寅寅 | Electronic early warning device for small seism |
| CN105092972A (en) * | 2014-05-06 | 2015-11-25 | 郑州晶微电子科技有限公司 | Hydropower monitoring instrument |
| JP6128201B1 (en) * | 2015-12-28 | 2017-05-17 | ダイキン工業株式会社 | Power supply device, inverter device using the power supply device, converter device, refrigeration device using the inverter device or converter device, and air purifier |
| CN109372346A (en) * | 2018-11-23 | 2019-02-22 | 南宁职业技术学院 | GSM coded lock |
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| CN201048287Y (en) * | 2007-06-07 | 2008-04-16 | 江涛 | Overvoltage protector with acousto-optic early warning and exterior extension interface circuit |
| CN201637774U (en) * | 2010-03-19 | 2010-11-17 | 北京欧地安科技股份有限公司 | Thunder-lightening recorder |
| CN202127249U (en) * | 2011-06-28 | 2012-01-25 | 六安天时节能科技服务有限公司 | Earthquake alarm household electronic power saver |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6124798A (en) * | 1998-12-09 | 2000-09-26 | Institute Of Occupational Safety And Health, Council Of Labor Affairs, Executive Yuan | Alarm device designed to warn of danger of hitting high voltage power line by crane in motion |
| US8013615B2 (en) * | 2008-02-28 | 2011-09-06 | Diehl Ako Stiftung & Co. Kg | Diagnostic circuit and method of testing a circuit |
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2011
- 2011-06-28 CN CN 201110177522 patent/CN102255317B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201048287Y (en) * | 2007-06-07 | 2008-04-16 | 江涛 | Overvoltage protector with acousto-optic early warning and exterior extension interface circuit |
| CN201637774U (en) * | 2010-03-19 | 2010-11-17 | 北京欧地安科技股份有限公司 | Thunder-lightening recorder |
| CN202127249U (en) * | 2011-06-28 | 2012-01-25 | 六安天时节能科技服务有限公司 | Earthquake alarm household electronic power saver |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-184579A 2000.06.30 |
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| CN102255317A (en) | 2011-11-23 |
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