CN204069439U - Self-inspection LED acousto-optic control lamp - Google Patents
Self-inspection LED acousto-optic control lamp Download PDFInfo
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- CN204069439U CN204069439U CN201420505858.9U CN201420505858U CN204069439U CN 204069439 U CN204069439 U CN 204069439U CN 201420505858 U CN201420505858 U CN 201420505858U CN 204069439 U CN204069439 U CN 204069439U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses a kind of self-inspection LED acousto-optic control lamp, relate to a kind of acoustic control light-operated switch with self-inspection recognition function; Comprise sound control circuit, light-operated circuit, delay circuit, electronic switching circuit and the self-inspection identification circuit for testing circuit fault, self-inspection identification circuit comprises resistance R3 and light-emitting diode D5, resistance R2 is set between light-emitting diode D5 positive pole and the base stage of triode V1, between the negative electrode and the collector electrode of triode V2 of light-emitting diode D5, sets gradually resistance R3 and resistance R4; The utility model adopts a kind of self-inspection identification circuit with automatic identification switch operating circuit fault, can judge whether this sonic-opticalcon trolled switch exists fault, this brings conveniently to maintenance work, adopt LED lamp bead mode and delay circuit simultaneously, effectively extend the useful life of electrical appliance and sonic-opticalcon trolled switch, be convenient to user security, use and install easily, have energy-saving effect.
Description
Technical field
The utility model relates to a kind of acoustic control light-operated switch, particularly a kind of acoustic control light-operated switch with self-inspection recognition function.
Background technology
Control the switch of illuminating lamp at present in daily life, normally when opening illuminating lamp by sound after darkness, illuminating lamp is opened rear time delay and is automatically closed to reach economize on electricity object afterwards for tens seconds; The above-mentioned control mode to illuminating lamp is inapplicable in some occasion, as resident, the office public place such as corridor, school's corridor; Because flow of personnel in a period of time after darkness of these places is comparatively frequent, this just causes the frequent unlatching of illuminating lamp and brings inconvenience, and acoustic control sound repeatedly also have impact on the normal life of people, work, study; Another kind of control mode adopts light-operated switch, and light-operated switch utilizes light-sensitive element testing environment luminous intensity, and when ambient light intensity is lower, control circuit exports control signal driving switch element action connection load power source and throws light on; When ambient light intensity is greater than set point, switching off load power supply; Environmentally intensity of illumination, controls load (illuminating lamp); The common light-operated switch of prior art does not possess delayed start-up, closing function simultaneously; And when circuit malfunctions, cannot judge it is that illuminating lamp damages, or control switch damages, this brings inconvenience and difficulty to maintenance work.
Therefore a kind of acoustic control automatic light control switch with automatic identification switch operating circuit is needed.
Utility model content
In view of this, the utility model provides a kind of acoustic control automatic light control switch with automatic identification switch operating circuit fault, and this automatic switch also has delay function simultaneously, user-friendly, installation, and has reliable power savings.
The purpose of this utility model is achieved in that self-inspection LED acousto-optic control lamp, the switching circuit comprising shell, LED lamp circuit and be placed in shell, described switching circuit comprises control circuit, delay circuit, electronic switching circuit and the self-inspection identification circuit for testing circuit fault; Described control circuit is input to the input of delay circuit after its pickoff signals is changed into the signal of telecommunication, described delay circuit is connected with electronic switching circuit, and described self-inspection identification circuit is electrically connected with control circuit, delay circuit and electronic switching circuit respectively; Described electronic switching circuit is connected with LED lamp circuit, and described one end of electronic switching circuit input is connected with one end of the input of LED lamp circuit, and the other end of the input of described LED lamp circuit is connected with power end.
Further, described electronic switching circuit comprises the first bridge rectifier; Described LED lamp circuit comprises the second bridge rectifier, resistance R11, resistance R12, electric capacity C4, electric capacity C5, LED and LED lamp bead plate; One end of described electric capacity C4 and resistance R11 parallel connection is connected the input of the described second bridge rectifier other end with one end of the input of the second bridge rectifier is connected with power end, and electric capacity C4 is connected with one end of the input of the first bridge rectifier with the other end of resistance R11 parallel connection; In parallel with the output of the second bridge rectifier after resistance R12, electric capacity C5, LED three parallel connection; Described LED, the second bridge rectifier, resistance R11, resistance R12, electric capacity C4 are arranged on LED lamp bead plate.
Further, described LED and switching circuit separable; Described shell is provided with self-inspection indicator light.
Further, the circuit board of described LED lamp circuit and the circuit board of switching circuit are same circuit board, or the circuit board of described LED lamp circuit and the circuit board of switching circuit are fixed together, on the circuit board of described LED lamp circuit or on shell, be provided with self-inspection indicator light.
Further, the circuit board of described LED lamp circuit is arranged in the enclosure.
The utility model has the advantage of: the utility model adopts a kind of self-inspection identification circuit with automatic identification switch operating circuit fault, can judge whether this sonic-opticalcon trolled switch exists fault, this brings conveniently to maintenance work, adopt LED lamp bead mode and delay circuit simultaneously, effectively extend the useful life of electrical appliance and sonic-opticalcon trolled switch, be convenient to user security, use and install easily, have energy-saving effect.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is self-inspection LED acousto-optic control lamp theory diagram;
Fig. 2 is self-inspection LED acousto-optic control lamp switching circuit schematic diagram;
Fig. 3 is the first embodiment LED lamp circuit circuit diagram;
Fig. 4 is the second embodiment LED lamp circuit circuit diagram;
Fig. 5 is the 3rd embodiment LED lamp circuit circuit diagram.
Embodiment
Below with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail; Should be appreciated that preferred embodiment only in order to the utility model is described, instead of in order to limit protection range of the present utility model.
Embodiment one
Fig. 1 is self-inspection LED acousto-optic control lamp theory diagram; Fig. 2 is self-inspection LED acousto-optic control lamp switching circuit schematic diagram; As shown in the figure, the self-inspection LED acousto-optic control lamp that the utility model provides, the switching circuit comprising shell, LED lamp circuit and be placed in shell, described switching circuit comprises control circuit, delay circuit, electronic switching circuit and the self-inspection identification circuit for testing circuit fault; Described control circuit is input to the input of delay circuit after its pickoff signals is changed into the signal of telecommunication, described delay circuit is connected with electronic switching circuit, and described self-inspection identification circuit is electrically connected with control circuit, delay circuit and electronic switching circuit respectively; Described electronic switching circuit is connected with LED lamp circuit, and described one end of electronic switching circuit input is connected with one end of the input of LED lamp circuit, and the other end of the input of described LED lamp circuit is connected with power end.
6. as shown in Figure 3, described electronic switching circuit comprises the first bridge rectifier; Described LED lamp circuit comprises the second bridge rectifier, resistance R11, resistance R12, electric capacity C4, electric capacity C5 and LED; One end of described electric capacity C4 and resistance R11 parallel connection is connected the input of the described second bridge rectifier other end with one end of the input of the second bridge rectifier is connected with power end, and electric capacity C4 is connected with one end of the input of the first bridge rectifier with the other end of resistance R11 parallel connection; In parallel with the output of the second bridge rectifier after resistance R12, electric capacity C5, LED three parallel connection; Described LED, the second bridge rectifier, resistance R11, resistance R12, electric capacity C4 are arranged on LED lamp bead plate.
As the further improvement of above-described embodiment, described control circuit comprises sound control circuit and/or light-operated circuit, described sound control circuit is input to the input of delay circuit after the voice signal of pickup is converted into the signal of telecommunication, described light-operated circuit is input to the input of delay circuit after the light signal of pickup is changed into the signal of telecommunication.
As the further improvement of above-described embodiment, described electronic switching circuit comprises rectification circuit, reverse-blocking tetrode thyristor device and triode V1, rectification circuit comprises main power source and working power, wherein main power source is 220V alternating-current power supply after diode D1, the diode D2 of the first bridge rectifier, diode D3, diode D4 rectification, by the illumination of SCR reverse-blocking tetrode thyristor device supply LED; Working power be by bridge rectifier diode D1, diode D2, diode D3, diode D4 rectification after the circuit voltage that provides through self-inspection light-emitting diode D5, resistance R3 and electric capacity C3 filtering of output voltage, as the working power of self-inspection LED acousto-optic control energy-saving switch circuit.One end of the output of rectification circuit is electrically connected with reverse-blocking tetrode thyristor device anode, and the other end of the output of described rectification circuit is electrically connected with reverse-blocking tetrode thyristor device cathodes; The control pole of described reverse-blocking tetrode thyristor device is connected with the collector electrode of triode V1.
As the further improvement of above-described embodiment, described sound control circuit comprises sonic transducer and amplifying circuit, the signal of telecommunication that described sonic transducer exports is input to the input of delay circuit after amplifying circuit, described amplifying circuit comprises triode V4 and triode V2, described sonic transducer is connected in the base stage of triode V4, between the collector electrode and the base stage of triode V2 of triode V4, electric capacity C2 is set, between the collector electrode and the base stage of triode V1 of triode V2, electric capacity C1 is set, described triode V4, the emitter of triode V2 and triode V1 tri-triodes is connected to ground.In Fig. 1, piezoelectric ceramic piece MIC picks up voice signal, when obtaining the vibration signals such as sound (sound) when it, it will change voice signal into audio signal, this signal is added on triode V1 after triode V4, triode V2 amplify, and the resistance R10 in this amplifying circuit, resistance R7 and resistance R9, resistance R4, resistance R8 are base biasing resistor and the collector load resistor of each amplifier tube respectively.
As the further improvement of above-described embodiment, described light-operated circuit comprises optical sensor and drive circuit, described optical sensor comprises photo resistance R6, described drive circuit adopts triode V3, described photo resistance R6 is connected with the base stage of triode V3, the collector electrode of described triode V3 is connected with the collector electrode of triode V2, the grounded emitter of described triode V3.Light control circuit is made up of photo resistance R6, resistance R5, triode V3.Daytime, photo resistance R6 irradiates because there being stronger light, its resistance is very low, now electric current makes triode V3 saturation conduction through resistance R5, photo resistance R6 to the base stage of triode V3, its triode V3 collector electrode is just in low level, and triode V2 ends, and triode V2 cut-off will make triode V1 conducting, now the control pole of SCR reverse-blocking tetrode thyristor device be in low level also can not conducting, LED does not work; When dark, photo resistance R6 resistance very large (more than 5M Europe), triode V3 ends because can not get enough base currents, loses the control to triode V2; If when now having sound (sound) near piezoelectric ceramic piece MIC, piezoelectric ceramic piece MIC can pick up this voice signal and be converted to audio signal, the electric energy after triode V4, triode V2 amplify, electrochemical capacitor C1 stored discharges to triode V1 at once, triode V1 is because the electric discharge of electric capacity C1 makes its base stage become low level and end, triode V1 collector electrode becomes high level, reach SCR reverse-blocking tetrode thyristor device and control the trigger voltage of pole and the conducting that is triggered, LED is lit.
As the further improvement of above-described embodiment, described delay circuit comprises resistance R2 and electric capacity C1, and described resistance R2 one end is connected with power supply, and the other end is connected on the base stage of triode V1, described electric capacity C1 mono-end is connected on triode V1 base stage, and the other end is connected on the collector electrode of triode V2.When electric capacity C1 electric discharge LED is lit, now main power source is gently charged to electric capacity C1 by resistance R2 again, because charge constant RC is larger, by the time after electric capacity C1 charging about 30 seconds, the voltage that electric capacity C1 fills makes triode V1 saturation conduction, its collector electrode becomes low level again, the control pole of SCR reverse-blocking tetrode thyristor device does not reach its trigger voltage and ends, LED is extinguished, by the time next dark and when having sound (sound), trigger LED to be again lit, reaching light secretly has the object automatically controlling and save electric energy time sound (sound).
As the further improvement of above-described embodiment, described self-inspection identification circuit, comprise resistance R3 and light-emitting diode D5, resistance R2 is set between light-emitting diode D5 positive pole and the base stage of triode V1, between the negative electrode and the collector electrode of triode V2 of light-emitting diode D5, sets gradually resistance R3 and resistance R4.The operation principle of self-inspection identification circuit is: when outside line and LED (load) are normal, and it is luminous that this switch internal working power obtains the electric light-emitting diode D5 playing indicator light effect; If the open circuit of SGR reverse-blocking tetrode thyristor device, now triode V1 can not normal switch control, but switch internal working power has electricity to make light-emitting diode D5 always luminous all the time, no matter LED light intensity will light always; If when sound transducer and amplifying circuit break down, no matter there is great sound (sound) when light is dark, LED also can not be bright, and switch internal working power has electricity that the luminescence always of light-emitting diode D5 indicator light is not extinguished all the time; If when light control circuit and drive circuit break down, even if there is a sound (sound) daytime, LED also can not be bright, and light-emitting diode D5 indicator light can extinguish when LED is luminous, luminous when LED is extinguished, do not reach the energy-saving effect that real light intensity LED does not work; When outside line and LED (load), this switch are normal, the sound (sound) that during light intensity, (daytime) is large again, LED also can not be bright, and light-emitting diode D5 indicator light can be always luminous; When dark, there is less sound (sound) in the external world, and LED is just bright, and light-emitting diode D5 indicator light can extinguish when LED lights, and luminous when LED is extinguished, real accomplishes the energy-saving effect that light intensity LED does not work.As the further improvement of above-described embodiment, also comprise shell, described shell is provided with the state indicating window for showing light-emitting diode D5 operating state, the position of described indicating window is corresponding with the position of light-emitting diode D5.
For the ease of keeping in repair respectively, changing, reduce self-checking acousto-optic control switch or LED bulb cost.LED and switching circuit separable, simultaneously light-emitting diode is arranged on shell as self-inspection indicator light.
For the ease of preventing LED bulb stolen, shell cost can be reduced simultaneously, the circuit board of described LED lamp circuit and the circuit board of switching circuit are same circuit board, or the circuit board of described LED lamp circuit and the circuit board of switching circuit are fixed together, light-emitting diode is arranged on the circuit board of described LED lamp circuit or on shell as self-inspection indicator light and is provided with.
As above-mentioned enforcement further improvement just, the circuit board of described LED circuit is arranged in the enclosure, is convenient to prevent LED bulb stolen, can reduce shell cost simultaneously, be convenient to user and screw on or block and can use.
The circuit board of described LED lamp circuit is arranged in the enclosure.
In view of above feature, self-checking acousto-optic control energy-saving switch can be widely used in: corridor, corridor, toilet, entering house door, sees and there is the place such as room of baby, old man in family.
Embodiment two
With embodiment one unlike, the present embodiment provides an another LED lamp circuit structure.As shown in Figure 4, described electronic switching circuit comprises the first bridge rectifier; Described LED lamp circuit comprises the 3rd bridge rectifier, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, resistance R11, resistance R13, resistance R13, resistance R14, inductance L 1, diode D6 and control IC chip; Described electric capacity C4 is connected with one end of the input of the 3rd bridge rectifier with one end of resistance R11 parallel connection, and the other end of the input of described 3rd bridge rectifier is connected with power end; It is in parallel with the output of the 3rd bridge rectifier after resistance R12, both electric capacity C5 are in parallel; The VBAT end of described control IC chip is by electric capacity C6 ground connection, and the RES end of control IC chip is by resistance R13 ground connection; The SW end of control IC chip is connected with one end of inductance L 1, the anode of diode D6 respectively, the negative electrode of diode D6 is connected with the ungrounded end of electric capacity C5, the other end of inductance L 1 is connected with the negative electrode of diode D6 through electric capacity C7, the CTRL end of control IC chip is connected with one end of LED through resistance R14, and the other end of LED is connected with the negative electrode of diode D6.
In this LED lamp circuit, by switching signal output SW output switching signal, reduced output voltage is carried out to the output voltage of the 3rd bridge rectifier, control the electric current of LED, the CTRL end of the negative terminal connection control IC chip of LED, the electric current of LED is detected, and feeds back output switching signal amount, reach and control electric current output.
In the present embodiment, control IC chip is CAT4201, can provide the power output of 350mA 7W.
Embodiment three
With embodiment one, two unlike, the present embodiment provides another kind of LED lamp circuit structure.As shown in Figure 5, described electronic switching circuit comprises the first bridge rectifier, and described LED lamp circuit comprises the 4th bridge rectifier, resistance R15 (thermistor), resistance R16, resistance R17, resistance R18, triode Q1, triode Q2, voltage-stabiliser tube D7, LED; One end of the input of described 4th bridge rectifier is connected with one end of the first bridge rectifier input, and the other end of the input of the 4th bridge rectifier is connected with power end; One end of output of described 4th bridge rectifier is connected with the anode of LED, and the negative electrode of LED is connected with the other end of the output of the 4th bridge rectifier by resistance R15, the resistance R16 connected successively; Described resistance R15 is connected with the base stage of triode Q1 with the common port of resistance R16, the emitter of triode Q1 is connected between resistance R15 and the common port of LED, the collector electrode of triode Q1 is connected with the base stage of triode Q2 through resistance R17, resistance R16 is connected with the emitter of triode Q2 through resistance R18, the negative electrode of voltage-stabiliser tube D7 is connected with the base stage of triode Q2, and the anode of voltage-stabiliser tube D7 is connected between the common port of resistance R16 and resistance R17; The collector electrode of triode Q2 is connected with the emitter of three pole Q1.
Triode Q1 is driven by resistance R16, and is fed to bias current to the base stage of the Q2 of constant-current circuit (being made up of voltage-stabiliser tube D7, resistance R18, triode Q2).In the LED lamp circuit of the present embodiment shown in Fig. 5, by limiting the bias current be fed to the base stage of constant-current circuit by resistance R15 by triode Q1, thus the output of restriction constant-current circuit, this constant-current circuit is fed to constant current thus driving LED lamp to LED.Utilize this to design, the load of triode Q1 reduces, and thus smaller transistor being used for triode Q1 becomes possibility, to limit the output of constant-current circuit.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (5)
1. self-inspection LED acousto-optic control lamp, is characterized in that: the switching circuit comprising shell, LED lamp circuit and be placed in shell, and described switching circuit comprises control circuit, delay circuit, electronic switching circuit and the self-inspection identification circuit for testing circuit fault; Described control circuit is input to the input of delay circuit after its pickoff signals is changed into the signal of telecommunication, described delay circuit is connected with electronic switching circuit, and described self-inspection identification circuit is electrically connected with control circuit, delay circuit and electronic switching circuit respectively; Described electronic switching circuit is connected with LED lamp circuit, and described one end of electronic switching circuit input is connected with one end of the input of LED lamp circuit, and the other end of the input of described LED lamp circuit is connected with power end.
2. self-inspection LED acousto-optic control lamp according to claim 1, is characterized in that: described electronic switching circuit comprises the first bridge rectifier; Described LED lamp circuit comprises the second bridge rectifier, resistance R11, resistance R12, electric capacity C4, electric capacity C5, LED and LED lamp bead plate; One end of described electric capacity C4 and resistance R11 parallel connection is connected the input of the described second bridge rectifier other end with one end of the input of the second bridge rectifier is connected with power end, and electric capacity C4 is connected with one end of the input of the first bridge rectifier with the other end of resistance R11 parallel connection; In parallel with the output of the second bridge rectifier after resistance R12, electric capacity C5, LED three parallel connection; Described LED, the second bridge rectifier, resistance R11, resistance R12, electric capacity C4 are arranged on LED lamp bead plate.
3. self-inspection LED acousto-optic control lamp according to claim 2, is characterized in that: described LED and switching circuit separable; Described shell is provided with self-inspection indicator light.
4. self-inspection LED acousto-optic control lamp according to claim 2, it is characterized in that: the circuit board of described LED lamp circuit and the circuit board of switching circuit are that the circuit board of same circuit board or described LED lamp circuit and the circuit board of switching circuit are fixed together, and are provided with self-inspection indicator light on the circuit board of described LED lamp circuit or on shell.
5. self-inspection LED acousto-optic control lamp according to claim 1, is characterized in that: the circuit board of described LED is arranged in the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420505858.9U CN204069439U (en) | 2014-09-03 | 2014-09-03 | Self-inspection LED acousto-optic control lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420505858.9U CN204069439U (en) | 2014-09-03 | 2014-09-03 | Self-inspection LED acousto-optic control lamp |
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| Publication Number | Publication Date |
|---|---|
| CN204069439U true CN204069439U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420505858.9U Expired - Fee Related CN204069439U (en) | 2014-09-03 | 2014-09-03 | Self-inspection LED acousto-optic control lamp |
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| Country | Link |
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| CN (1) | CN204069439U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371918A (en) * | 2015-11-09 | 2016-03-02 | 江南大学 | Coal bunker location detection method |
| CN108366464A (en) * | 2018-04-20 | 2018-08-03 | 广州赛比思科技有限公司 | A kind of LED light delay switch with fault diagnosis functions |
| CN108449836A (en) * | 2018-04-04 | 2018-08-24 | 深圳珈伟光伏照明股份有限公司 | A kind of LED light light-operated circuit and LED lamp |
-
2014
- 2014-09-03 CN CN201420505858.9U patent/CN204069439U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371918A (en) * | 2015-11-09 | 2016-03-02 | 江南大学 | Coal bunker location detection method |
| CN108449836A (en) * | 2018-04-04 | 2018-08-24 | 深圳珈伟光伏照明股份有限公司 | A kind of LED light light-operated circuit and LED lamp |
| CN108449836B (en) * | 2018-04-04 | 2024-02-20 | 珈伟新能源股份有限公司 | LED light control circuit and LED lamp |
| CN108366464A (en) * | 2018-04-20 | 2018-08-03 | 广州赛比思科技有限公司 | A kind of LED light delay switch with fault diagnosis functions |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150903 |
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| EXPY | Termination of patent right or utility model |