CN204374396U - One is powered observation circuit in real time - Google Patents

One is powered observation circuit in real time Download PDF

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Publication number
CN204374396U
CN204374396U CN201520094497.8U CN201520094497U CN204374396U CN 204374396 U CN204374396 U CN 204374396U CN 201520094497 U CN201520094497 U CN 201520094497U CN 204374396 U CN204374396 U CN 204374396U
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China
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module
voltage
coupled
circuit
real time
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CN201520094497.8U
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陈珑
陈桂馥
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Network Network Science And Technology Ltd In Hangzhou Ten Thousand
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Network Network Science And Technology Ltd In Hangzhou Ten Thousand
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Abstract

The utility model discloses one to power in real time observation circuit, solve the problem realizing occupying required for multiple-way supply detection larger placement space by multiple relay, its drip irrigation device is that voltage reduction module is coupled to three-phase alternating-current supply reception input voltage, with output buck voltage; Rectification module is coupled to voltage reduction module and receives step-down voltage, to export DC voltage; Filtration module is coupled to rectification module and receives DC voltage, to export changing voltage; Modular converter is coupled to filtration module and receives changing voltage, to export control signal; Alarm module is coupled to modular converter reception control signal, report to the police to control alarm module, one of the present utility model is powered observation circuit in real time, by the setting of foregoing circuit, can directly this circuit be integrated on circuit board, greatly reduce installing space, realize modularization and miniaturization, be convenient to be placed on less position, space.

Description

One is powered observation circuit in real time
Technical field
The utility model relates to a kind of observation circuit, and more particularly, it relates to one and to power in real time observation circuit.
Background technology
In electric system, the voltage of below 36v is called safe voltage, the voltage of below 1kv is called low pressure, the voltage of more than 1kv is called high pressure, direct power supply is called distribution line to the circuit of user, if user's voltage is 380/220v, be then called low-voltage distributing line, namely said forceful electric power (because it is that family uses the highest voltage) in house decoration.Forceful electric power generally refers to that DC voltage is at more than 24V.As the electric light in family, socket etc., voltage is at 110V ~ 220V.The electrical appliances such as the lighting in home electric, electric heater, warmer, refrigerator, televisor, air-conditioning, stereo set are forceful electric power electrical equipment.
The detection of forceful electric power is normally manually measured by test pencil, do not accomplish Real-Time Monitoring, some important events are seemed unable to do what one wishes, in order to accomplish real-time detection, the jumping of relay then sometimes can be used whether to break to detect and whether powering, but when the circuit of required real-time detection is more, because the volume of relay itself is larger, make to need larger space to place relay, be not suitable for being used in the less occasion of some installing spaces, so the circuit of current used real-time detection electric power thus supplied has certain room for improvement.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide one to power in real time observation circuit, realizes modularization and miniaturization, accessible site to circuit board reduces installing space.
For achieving the above object, the utility model provides following technical scheme: one is powered observation circuit in real time, comprises voltage reduction module, rectification module, indicating module, filtration module, modular converter and alarm module;
Voltage reduction module: be coupled to three-phase alternating-current supply and receive input voltage, with output buck voltage;
Rectification module: be coupled to voltage reduction module and receive step-down voltage, to export DC voltage;
Filtration module: be coupled to rectification module and receive DC voltage, to export changing voltage;
Modular converter: be coupled to filtration module and receive changing voltage, to export control signal;
Alarm module: be coupled to modular converter and reception control signal, reports to the police to control alarm module.
Preferably, described voltage reduction module comprises resistance and electric capacity, described resistance and electric capacity parallel with one another after be series at three-phase alternating-current supply, to carry out step-down process to input voltage.
Preferably, also comprise indicating module, described indicating module comprises pilot lamp and resistance, and described resistance is coupled to rectification module, described pilot lamp and resistance parallel with one another, described pilot lamp opens and closes to control it by whether receiving DC voltage.
Preferably, described modular converter comprises electromagnet, and described magnet spool is coupled to filtration module and receives changing voltage, and to control the keying of electromagnet, the keying of described electromagnet is to control the open and close of alarm module.
Preferably, described warning circuit comprises warning lamp, hummer and energization delay relay;
The hot-wire coil of described energization delay relay is coupled to electromagnet and warning lamp successively;
The normally closed contact of described energization delay relay is coupled to hummer.
Preferably, described voltage reduction module, rectification module, indicating module, filtration module and modular converter form testing circuit, and described testing circuit is provided with multiple, and described testing circuit is parallel to warning circuit successively.
The utility model hinge structure is compared to be had: by the setting of foregoing circuit, can directly this circuit be integrated on circuit board, greatly reduce installing space, realize modularization and miniaturization, be convenient to be placed on less position, space, and multiple testing circuit is parallel to warning circuit successively can realize multi-way detecting, thus replace the detection of relay.
Accompanying drawing explanation
Fig. 1 is real-time power supply observation circuit of the present utility model;
Fig. 2 is that multichannel of the present utility model is powered observation circuit in real time.
In figure: 1, voltage reduction module; 2, rectification module; 3, indicating module; 4, filtration module; 5, modular converter; 6, alarm module; 7, testing circuit.
Embodiment
Shown in Fig. 2, embodiment is described further.
One disclosed in the utility model is powered observation circuit in real time, comprises voltage reduction module 1, rectification module 2, indicating module 3, filtration module 4, modular converter 5 and alarm module 7.
Voltage reduction module 1: be coupled to three-phase alternating-current supply and receive input voltage, with output buck voltage, conventional method electric main being converted to low-voltage direct to adopt after transformer pressure-reducing rectifying and wave-filtering again, when the restriction of the factors such as acceptor sum cost, the most simple and practical method adopts capacitor step-down circuit exactly, so voltage reduction module 1 is preferably RC reduction voltage circuit, die block comprises resistance R1 and electric capacity C1, three-phase alternating-current supply is series at after resistance R1 and electric capacity C1 is parallel with one another, to carry out step-down process to input voltage, on electric capacity C1, the effect of a resistance R1 in parallel causes electric shock to be hurted sb.'s feelings in order to the electric charge on electric capacity C1 after preventing power-off is released nowhere, RC reduction voltage circuit low in energy consumption and volume is little, a resistance R1 and electric capacity C1 is only needed to realize, when whole circuit is placed on circuit boards, volume is less, be convenient to install.
Rectification module 2: be coupled to voltage reduction module 1 and receive step-down voltage, to export DC voltage; Rectification module 2 is preferably bridge rectifier circuit, and bridge rectifier circuit utilizes four diodes, docks between two, and positive half timesharing two conducting by all means of input sine wave, obtains positive output; The negative half portion timesharing of input sine wave, another two conductings by all means, because this two is reversal connection by all means, still obtain sinusoidal wave positive half divide so export, the utilization ratio of bridge rectifier to input sine wave doubles than half-wave rectification.
Indicating module 3: be coupled to rectification module 2 and receive DC voltage, to export indicator signal; Indicating module 3 comprises pilot lamp and resistance R2, pilot lamp is preferably light emitting diode D1, and can green glow be sent during light emitting diode D1 conducting, be in conducting state with indication circuit and be namely in power supply state, resistance R2 is coupled to rectification module 2 to receive DC voltage, pilot lamp and resistance R2 parallel with one another, by whether receiving DC voltage to control the keying of pilot lamp, represent when making light emitting diode D1 send green glow and be in power supply state, when light emitting diode D1 does not work dimmed, represent and be in off-position.
Filtration module 4: be coupled to rectification module 2 and receive DC voltage, to export changing voltage, filtration module 4 comprises filter capacitor C2, voltage stabilizing diode D2 and current-limiting resistance R3, filter capacitor C2 has electric polarity, also electrochemical capacitor is called, one end of filter capacitor C2 is positive pole, the other end is negative pole, positive terminal is connected to the anode of bridge rectifier circuit, negative pole is connected to the negative terminal of bridge rectifier circuit, alternating current is converted in galvanic circuit in all needs, arranging filter capacitor can make the serviceability of electronic circuit more stable, also reduce the interference of alternation pulse ripple to electronic circuit simultaneously, voltage stabilizing diode D2 and current-limiting resistance R3 forms simple mu balanced circuit, make in load, environment temperature, the circuit that changing voltage is constant still can be kept when circuit parameter etc. change, this circuit can provide galvanic current source, widely various electronic equipment adopted.
Modular converter 5: be coupled to filtration module 4 and receive changing voltage, to export control signal, modular converter 5 comprises electromagnet K1, electromagnet K1 is preferably DC electromagnet K1, the coil of electromagnet K1 is coupled to filtration module 4 and receives changing voltage, to control the keying of electromagnet K1, the keying of electromagnet K1 is to control the open and close of alarm module 7, when three-phase alternating-current supply is in power supply state, make voltage reduction module 1, rectification module 2 and filtration module 4 work, thus make electromagnet K1 receive changing voltage, make electromagnet K1 adhesive, alarm module 7 is closed, indicating module 3 works simultaneously, represent and be in power supply state, when three-phase alternating-current supply is in off-position, make voltage reduction module 1, rectification module 2 and filtration module 4 all do not work, thus make electromagnet K1 not receive changing voltage, make electromagnet K1 tripping, alarm module 7 is opened, indicating module 3 does not work simultaneously, represent and be in off-position.
Alarm module 7: be coupled to modular converter 5 and reception control signal, report to the police to control alarm module 7; Warning circuit comprises warning lamp, hummer and energization delay relay; Warning lamp is preferably light emitting diode D3, and send ruddiness when light emitting diode D3 works, the hot-wire coil of energization delay relay is coupled to electromagnet K1 and warning lamp successively; The normally closed contact of energization delay relay is coupled to hummer, energization delay relay KT model is preferably H3BA-8, energization delay relay KM working method is, namely energization delay relay KM starts timing once after energising, directly jump disconnected after reaching setting-up time, when being in off-position, warning circuit is started working, make warning lamp send ruddiness all the time to report to the police, simultaneously by jumping disconnected function after the time delay of energization delay relay, hummer automatically cuts out after work one end time, avoids piping for a long time and causing noise pollution.
Voltage reduction module 1, rectification module 2, indicating module 3, filtration module 4 form testing circuit 7 with modular converter 5, testing circuit 7 is provided with multiple, testing circuit 7 is parallel to warning circuit successively, realize the Real-Time Monitoring to multiple-way supply, warning circuit will be made to report to the police as long as there is a supply line to be in off-position, got final product until any bar supply line power-off by the working condition of viewing light emitting diode D1 and light emitting diode D2 simultaneously, more convenient.
When three-phase alternating-current supply normal power supply, by voltage reduction module 1 pair of input voltage step-down, and after rectification module 2 converts step-down voltage to DC voltage, be input to indicating module 3, indicating module 3 is worked, simultaneously by the effect of filtration module 4 with modular converter 5, control alarm module 7 and do not report to the police; When three-phase alternating-current supply is stopped power supply, voltage reduction module 1, rectification module 2, indicating module 3 and filtration module 4 are not all worked, thus control alarm module 7 by modular converter 5 and report to the police.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (6)

1. to power in real time an observation circuit, it is characterized in that: comprise voltage reduction module, rectification module, indicating module, filtration module, modular converter and alarm module;
Voltage reduction module: be coupled to three-phase alternating-current supply and receive input voltage, with output buck voltage;
Rectification module: be coupled to voltage reduction module and receive step-down voltage, to export DC voltage;
Filtration module: be coupled to rectification module and receive DC voltage, to export changing voltage;
Modular converter: be coupled to filtration module and receive changing voltage, to export control signal;
Alarm module: be coupled to modular converter and reception control signal, reports to the police to control alarm module.
2. one according to claim 1 is powered observation circuit in real time, it is characterized in that: described voltage reduction module comprises resistance and electric capacity, described resistance and electric capacity parallel with one another after be series at three-phase alternating-current supply, to carry out step-down process to input voltage.
3. one according to claim 1 is powered observation circuit in real time, it is characterized in that: also comprise indicating module, described indicating module comprises pilot lamp and resistance, described resistance is coupled to rectification module, described pilot lamp and resistance parallel with one another, described pilot lamp opens and closes to control it by whether receiving DC voltage.
4. one according to claim 1 is powered observation circuit in real time, it is characterized in that: described modular converter comprises electromagnet, described magnet spool is coupled to filtration module and receives changing voltage, to control the keying of electromagnet, the keying of described electromagnet is to control the open and close of alarm module.
5. one according to claim 1 is powered observation circuit in real time, it is characterized in that: described warning circuit comprises warning lamp, hummer and energization delay relay;
The hot-wire coil of described energization delay relay is coupled to electromagnet and warning lamp successively;
The normally closed contact of described energization delay relay is coupled to hummer.
6. one is powered observation circuit in real time according to claim 1 or 5, it is characterized in that: described voltage reduction module, rectification module, indicating module, filtration module and modular converter form testing circuit, described testing circuit is provided with multiple, and described testing circuit is parallel to warning circuit successively.
CN201520094497.8U 2015-02-10 2015-02-10 One is powered observation circuit in real time Active CN204374396U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520094497.8U CN204374396U (en) 2015-02-10 2015-02-10 One is powered observation circuit in real time

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520094497.8U CN204374396U (en) 2015-02-10 2015-02-10 One is powered observation circuit in real time

Publications (1)

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CN204374396U true CN204374396U (en) 2015-06-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110161432A (en) * 2019-05-09 2019-08-23 中国航空工业集团公司西安航空计算技术研究所 A kind of aviation AC supply voltage Acquisition Circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110161432A (en) * 2019-05-09 2019-08-23 中国航空工业集团公司西安航空计算技术研究所 A kind of aviation AC supply voltage Acquisition Circuit

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