CN203015180U - Novel LED sound-and-light-controlled isolation type power supply circuit - Google Patents
Novel LED sound-and-light-controlled isolation type power supply circuit Download PDFInfo
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- CN203015180U CN203015180U CN2012205896962U CN201220589696U CN203015180U CN 203015180 U CN203015180 U CN 203015180U CN 2012205896962 U CN2012205896962 U CN 2012205896962U CN 201220589696 U CN201220589696 U CN 201220589696U CN 203015180 U CN203015180 U CN 203015180U
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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 novel LED sound-and-light-controlled isolation type power supply circuit, which is composed of a rectifying circuit, a sound-and-light-controlled circuit and an isolation type constant current source circuit. The rectifying circuit is connected with an external alternating current power supply. A fuse tube is connected in series between the rectifying circuit and the power line. A voltage dependent resistor is connected between the power line and the zero line. The novel LED sound-and-light-controlled isolation type power supply circuit realizes an effect that an LED lamp is non-luminance in the daytime and is timely luminescent upon light-up sound in the night.
Description
Technical field
The utility model relates to the lighting power technique fields, the isolated power circuit of espespecially a kind of New LED acousto-optic control.
Background technology
The plurality of advantages that LED light source is energy-efficient, environment friendly and pollution-free with it, good visual effect, life-span are long just progressively replaces most traditional lighting mode, becomes the main flow of lighting technology development, compare common energy-saving lamp, the environmental protection of LED electricity-saving lamp is not mercurous, recyclable recycling, power is little, high light efficiency, long-life, namely open namely bright, anti-frequent switch, light decay is little, rich color, tunable optical, change is abundant.A large amount of common energy-saving lamps that use can cause mercury pollution, contaminated soil water source, thereby contaminated food products indirectly, and environmental hazard can not be despised.With transformer, the input and output of power supply are kept apart, even output short-circuit or people touch output and also the phenomenon that shocks by electricity can not occur like this, driven for the civil power alternating current input power supplying, isolation output is based on the requirement of safety standard.The isolation scheme advantage is his good stability, and it is strong that ability is disturbed in anti-sense, and fail safe is relatively easily controlled; The advantage of insulating power supply is embodied in isolation naturally, its surge on can the isolating exterior circuit, and pulse and interference etc. guarantee the stable of power supply output, effectively protect the LED light fixture.
Summary of the invention
The isolated power circuit of a kind of New LED acousto-optic of the utility model control is characterized in that: a kind of working stability is provided, uses the isolated power circuit of acousto-optic control that contains step-down and the direct driving LED light source of current stabilization electronic devices and components.
To achieve these goals, technical solution of the present utility model is: the isolated power circuit of a kind of New LED acousto-optic control is comprised of rectification circuit, acousto-optic controlled circuit and isolated constant-current source circuit, rectification circuit is connected with external ac power source, and is being connected in series cartridge fuse with the centre that is connected of live wire.
Described rectification circuit is made of diode D1～D4 and cartridge fuse FUSE.
Described acousto-optic controlled circuit is made of resistance R 1～R9, electrochemical capacitor C1～C3, capacitor C 4, diode D5 and D7～D9, voltage stabilizing didoe D6, triode Q1～Q3, controllable silicon SCR and microphone MIC, and wherein, resistance R 6 is photo resistance.
Described isolated constant-current source circuit is made of electrochemical capacitor C5 and C8, capacitor C 6 and C7, inductance L 1 and L2, isolated transformer T, diode D10～D13, integrated IC and resistance R 10～R15.
main feature of the present utility model is: daytime, light was strong, the photo resistance resistance is little, whether no matter microphone receive signal, the equal no-output of acousto-optic controlled circuit signal, can't make isolated constant-current source circuit conducting by controlling utmost point driving controllable silicon, LED array is not luminous, a little less than evening light, the photo resistance resistance is large, when microphone does not receive signal, the acousto-optic controlled circuit signal is no-output still, still can't make isolated constant-current source circuit conducting by controlling utmost point driving controllable silicon, LED array is not luminous, when microphone receives signal, the acousto-optic controlled circuit signal is through amplifying output, drive controlled silicon conducting by controlling the utmost point, and then the isolated constant-current source circuit driving LED of output conducting array light-emitting, and beginning regularly, when the controllable silicon of acousto-optic controlled circuit ends, isolated constant-current source circuit stops the driving LED array light-emitting, regularly finish, realized that the LED lamp is not luminous daytime, the just luminous effect of timing of sound of turning on light is arranged evening.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Accompanying drawing 1 is circuit theory diagrams of the present utility model.
Embodiment
as shown in drawings: the isolated power circuit of a kind of New LED acousto-optic control is by rectification circuit, acousto-optic controlled circuit and isolated constant-current source circuit form, rectification circuit is connected with external ac power source, and be connected in series cartridge fuse FUSE with the centre that is connected of live wire, rectification circuit is made of diode D1～D4 and cartridge fuse FUSE, acousto-optic controlled circuit is by resistance R 1～R9, electrochemical capacitor C1～C3, capacitor C 4, diode D5 and D7～D9, voltage stabilizing didoe D6, triode Q1～Q3, controllable silicon SCR and microphone MIC consist of, wherein, resistance R 6 is photo resistance, isolated constant-current source circuit is by electrochemical capacitor C5 and C8, capacitor C 6 and C7, inductance L 1 and L2, isolated transformer T, diode D10～D13, integrated IC and resistance R 10～R15 consist of.
the D1 of the rectifier bridge that resistance R 1 and diode D1～D4 forms is connected contact and is connected with D3, and respectively with the positive pole of electrochemical capacitor C5, capacitor C 7, the end of the primary coil N1 of isolated transformer T, resistance R 10 is connected with R11, the other end of the primary coil N1 of isolated transformer T is connected with the other end of capacitor C 7 with resistance R 11 by diode D12, the other end of resistance R 1 is connected with diode D5, the other end of diode D5 is connected with the negative pole end D2 of rectifier bridge and the contact of D4 by voltage stabilizing didoe D6, the positive pole of electrochemical capacitor C1 is connected contact and is connected with voltage stabilizing didoe D6 with diode D5, and the positive pole of electrochemical capacitor C1 respectively with resistance R 2, R3, R8 is connected with the collector electrode of triode Q3, the other end of resistance R 2 is connected with microphone MIC with the positive pole of electrochemical capacitor C2, the other end of electrochemical capacitor C2 is connected with the base stage of resistance R 4 with triode Q1 respectively, the contact that the other end of the other end of resistance R 4 and resistance R 3 is connected is connected with D8 with diode D7 that contact is connected and the collector electrode of triode Q1 connected, the other end of diode D8 is connected with photo resistance R6 with resistance R 5, the other end of resistance R 5 is connected with the base stage of resistance R 7 with triode Q2 respectively, the other end of resistance R 8 is connected with the base stage of triode Q3 and the collector electrode of triode Q2 respectively, the emitter of triode Q3 is connected with resistance R 9 with the positive pole of electrochemical capacitor C3 respectively by diode D9, the other end of resistance R 9 is connected with capacitor C 4 with the control utmost point of controllable silicon SCR respectively, the negative electrode of electrochemical capacitor C3 and capacitor C 4 another termination controllable silicon SCR, the anode of controllable silicon SCR respectively with the negative pole of electrochemical capacitor C5, capacitor C 6, resistance R 14 and R15, sample coil N3 one end of the pin one of integrated IC and isolated transformer T is connected, the other end of resistance R 14 is connected with the pin of integrated IC 4, the other end of resistance R 15 and resistance R 12, the pin two of integrated IC is connected with pin 3, the contact of the other end of resistance R 12 and diode D10 and D11, the sample coil N3 other end of isolated transformer T is connected, the other end of diode D11 is connected with the pin two of integrated IC by resistance R 13, the pin 5 of integrated IC is connected with the other end of pin 5 with the primary coil N1 of diode D12 and isolated transformer T, secondary coil N2 one end of isolated transformer T is connected with the other end of secondary coil N2 with electrochemical capacitor C8 by diode D13, electrochemical capacitor C8 two ends are as power take-off, connect LED array.
during use, daytime, light was strong, photo resistance R6 resistance is little, whether no matter microphone MIC receive signal, the equal no-output of acousto-optic controlled circuit signal, can't make isolated constant-current source circuit conducting by controlling utmost point driving controllable silicon SCR, LED array is not luminous, a little less than evening light, photo resistance R6 resistance is large, when microphone MIC does not receive signal, the acousto-optic controlled circuit signal is no-output still, still can't make isolated constant-current source circuit conducting by controlling utmost point driving controllable silicon SCR, LED array is not luminous, when microphone MIC receives signal, the acousto-optic controlled circuit signal is through amplifying output, drive the controllable silicon SCR conducting by controlling the utmost point, and then the isolated constant-current source circuit driving LED of conducting array light-emitting, and beginning regularly, when the controllable silicon SCR of acousto-optic controlled circuit is ended, isolated constant-current source circuit stops the driving LED array light-emitting, regularly finish, realized that the LED lamp is not luminous daytime, the just luminous effect of timing of sound of turning on light is arranged evening.
The above; execution mode is only that preferred implementation of the present utility model is described; be not that scope of the present utility model is limited; under the prerequisite of the spirit that does not break away from the utility model technology; various distortion and improvement that this area engineers and technicians make the technical solution of the utility model all should fall in the definite protection range of claims of the present utility model.
Claims (2)
1. the isolated power circuit of New LED acousto-optic control, it is characterized in that: the isolated power circuit of described LED acousto-optic control is comprised of rectification circuit, acousto-optic controlled circuit and isolated constant-current source circuit, rectification circuit is connected with external ac power source, and is being connected in series cartridge fuse with the centre that is connected of live wire.
2. the isolated power circuit of a kind of New LED acousto-optic according to claim 1 control, it is characterized in that: described acousto-optic controlled circuit is made of resistance R 1～R9, electrochemical capacitor C1～C3, capacitor C 4, diode D5 and D7～D9, voltage stabilizing didoe D6, triode Q1～Q3, controllable silicon SCR and microphone MIC, wherein, resistance R 6 is photo resistance, and described isolated constant-current source circuit is made of electrochemical capacitor C5 and C8, capacitor C 6 and C7, inductance L 1 and L2, isolated transformer T, diode D10～D13, integrated IC and resistance R 10～R15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205896962U CN203015180U (en) | 2012-11-11 | 2012-11-11 | Novel LED sound-and-light-controlled isolation type power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205896962U CN203015180U (en) | 2012-11-11 | 2012-11-11 | Novel LED sound-and-light-controlled isolation type power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203015180U true CN203015180U (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205896962U Expired - Fee Related CN203015180U (en) | 2012-11-11 | 2012-11-11 | Novel LED sound-and-light-controlled isolation type power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203015180U (en) |
-
2012
- 2012-11-11 CN CN2012205896962U patent/CN203015180U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20131111 |