CN107743326A - A kind of control system of frequency stabilization - Google Patents
A kind of control system of frequency stabilization Download PDFInfo
- Publication number
- CN107743326A CN107743326A CN201711078104.4A CN201711078104A CN107743326A CN 107743326 A CN107743326 A CN 107743326A CN 201711078104 A CN201711078104 A CN 201711078104A CN 107743326 A CN107743326 A CN 107743326A
- Authority
- CN
- China
- Prior art keywords
- resistance
- poles
- pins
- electric capacity
- base chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/16—Controlling the light source by timing means
-
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of control system of frequency stabilization, it is characterised in that mainly by when the composition such as base chip U, bidirectional thyristor VS, P poles ground connection, the diode D4 that is connected after resistance R9 with bidirectional thyristor VS second plate of N poles.The present invention has prompting function, when people are read using desk lamp, a period of time backstage lantern festival automatic distinguishing, and so as to remind people to need to rest, protect eyes；Meanwhile the present invention can send faint light at night, so as to prompt the position of people's desk lamp, be convenient for people to use desk lamp.The electric voltage frequency process circuit of the present invention can be handled the frequency of voltage, made electric voltage frequency more stable, prevented desk lamp from scintillation occur.
Description
Technical field
The present invention relates to a kind of control system, in particular to a kind of control system of frequency stabilization.
Background technology
Desk lamp has turned into indispensable illuminations in people's life at present, and desk lamp is generally controlled by control system,
But traditional control system work and unstable, easily cause desk lamp to flash.
The content of the invention
Worked it is an object of the invention to the control system for overcoming current desk lamp and unstable, easily cause desk lamp to flash
The defects of, there is provided a kind of control system of frequency stabilization.
The purpose of the present invention is achieved through the following technical solutions：A kind of control system of frequency stabilization, mainly by Shi Jixin
Piece U, bidirectional thyristor VS, electric voltage frequency process circuit, the second sun of P poles ground connection, N poles after resistance R9 with bidirectional thyristor VS
The diode D4 that pole is connected, resistance when being serially connected between base chip U OUT pins and bidirectional thyristor VS control pole
R8, resistance R7, P pole when being serially connected between base chip U TRI pins and RE pins with when base chip U RE pins be connected,
N poles after light emitting diode VL with when base chip U OUT pins the diode D3, base chip U VCC when being serially connected in that are connected
Resistance R6 between pin and RE pins, switch SB when being serially connected between base chip U TRI pins and diode D4 N poles,
Positive pole with when base chip U CONT pins be connected, the electric capacity C3 that negative pole is connected with diode D4 N poles, negative pole with when base
Chip U THRE pins are connected, positive pole after potentiometer R3 with when base chip U electric capacity C2, the P poles that are connected of RE pins pass through
Be connected after resistance R4 with electric capacity C3 negative pole, the diode D2 that N poles are connected with electric capacity C2 negative pole, respectively with when base chip
The light sensation circuit that U RE pins are connected with electric capacity C3 negative pole, one end is connected with light sensation circuit, the other end and when base chip
The resistance R5 that U THRE pins are connected, and it is serially connected in electric voltage frequency process circuit and bidirectional thyristor the VS first anode
Between illuminating lamp EL composition；Base chip U THRE pins are connected with its DIS pin when described；The control of the potentiometer R3
End processed with when base chip U RE pins be connected；The electric voltage frequency process circuit is also connected with light sensation circuit.
The electric voltage frequency process circuit includes triode VT101, and negative pole is connected with light sensation circuit, positive pole is through resistance
Current collection of electric capacity C101, the N pole being connected after R102 with triode VT101 base stage after resistance R103 with triode VT101
Voltage-regulator diode D101, the N pole that pole is connected, P poles are connected with electric capacity C101 positive pole and voltage-regulator diode D101 P poles phase
Connection, the voltage-regulator diode D102 that is connected with electric capacity C101 negative pole of P poles, negative pole is grounded, positive pole after electric capacity C102 with three
The electric capacity C103 that pole pipe VT101 base stage is connected, it is serially connected between voltage-regulator diode D102 P poles and electric capacity C103 negative pole
Resistance R101, and P poles are connected after resistance R104 with triode VT101 emitter stage, N poles after illuminating lamp EL with it is double
The voltage-regulator diode D103 being connected to the IGCT VS first anode.
The light sensation circuit is serially connected in light sensation triode VT1 colelctor electrode and three by phototriode VT1, triode VT2
Resistance R1, N pole between pole pipe VT2 base stage is connected with triode VT2 colelctor electrode, P poles and electric capacity C101 negative pole phase
The diode D1 of connection, and positive pole is connected with triode VT2 base stage, negative pole after resistance R2 with light sensation triode VT1
Emitter stage be connected electric capacity C1 composition；The P poles of the diode D1 connect+6V voltages；The transmitting of the phototriode VT1
Pole connects -6V voltages while being connected with electric capacity C3 negative pole；The colelctor electrode of the triode VT2 is with phototriode VT1's
Colelctor electrode is connected, its emitter stage with when base chip U RE pins be connected；The negative pole of the electric capacity C1 after resistance R5 with when
Base chip U THRE pins are connected.
Base chip U is NE555 integrated chips when described.
The present invention compared with the prior art, has advantages below and beneficial effect：
(1) electric voltage frequency process circuit of the invention can be handled the frequency of voltage, make electric voltage frequency more stable,
Prevent desk lamp from scintillation occur.
(2) present invention has prompting function, when people are read using desk lamp, a period of time backstage lantern festival automatic distinguishing, from
And remind people to need to rest, protect eyes；Meanwhile the present invention can send faint light at night, so as to prompter
Desk lamp position, be convenient for people to use desk lamp.
Brief description of the drawings
Fig. 1 is the overall structure figure of the present invention.
Fig. 2 is the structure chart of the electric voltage frequency process circuit of the present invention.
Embodiment
The present invention is described in further detail with reference to embodiment, but embodiments of the present invention are not limited to
This.
Embodiment
As shown in figure 1, the present invention mainly by when base chip U, bidirectional thyristor VS, potentiometer R3, resistance R4, resistance R5,
Resistance R6, resistance R7, resistance R8, resistance R9, illuminating lamp EL, diode D2, diode D3, diode D4, electric capacity C2, electric capacity
C3, switch SB, light emitting diode VL, electric voltage frequency process circuit and light sensation circuit composition.
Wherein, diode D4 P poles ground connection, second plate of the N poles with bidirectional thyristor VS after resistance R9 are connected.Electricity
When resistance R8 is serially connected between base chip U OUT pins and bidirectional thyristor VS control pole.Base chip U when resistance R7 is serially connected in
TRI pins and RE pins between.Diode D3 P poles with when base chip U RE pins be connected, N poles are through light emitting diode
After VL with when base chip U OUT pins be connected.When resistance R6 is serially connected between base chip U VCC pins and RE pins.Open
Close when SB is serially connected between base chip U TRI pins and diode D4 N poles.Electric capacity C3 positive pole with when base chip U CONT
Pin is connected, and negative pole is connected with diode D4 N poles.Electric capacity C2 negative pole with when base chip U THRE pins be connected,
Positive pole after potentiometer R3 with when base chip U RE pins be connected.Diode D2 P poles are negative with electric capacity C3 after resistance R4
Pole is connected, and N poles are connected with electric capacity C2 negative pole.Light sensation circuit respectively with when base chip U RE pins and electric capacity C3 it is negative
Pole is connected.Resistance R5 one end is connected with light sensation circuit, the other end with when base chip U THRE pins be connected.Illumination
Lamp EL is serially connected between electric voltage frequency process circuit and bidirectional thyristor the VS first anode.Base chip U THRE pipes when described
Pin is connected with its DIS pin.The control terminal of the potentiometer R3 with when base chip U RE pins be connected.The voltage frequency
Rate process circuit is also connected with light sensation circuit.
The bidirectional thyristor VS, resistance R8 and resistance R9 collectively constitute an on-off circuit；The on-off circuit can root
According to when base chip U output level signal carry out on or off, light so as to realize or extinguish illuminating lamp EL.The bidirectional thyristor
VS model SC141D, resistance R8 resistance are 120 Ω, and resistance R9 resistance is then 5K Ω.
This when base chip U be NE555 integrated chips, diode D2 and diode D3 and diode D4 is 1N4001 types
Diode, resistance R7 resistance is 10K Ω, and potentiometer R3 maximum value is 2.2M Ω, and resistance R4 resistance is 1.5M Ω, electricity
The resistance for hindering R5 and resistance R6 is 1M Ω, and electric capacity C2 capacitance is 100 μ F, and electric capacity C3 capacitance is then 0.1 μ F, and this luminous two
Pole pipe VL is green light LED.
As shown in Fig. 2 electric voltage frequency process circuit includes triode VT101, negative pole is connected with light sensation circuit, positive pole warp
Electric capacity C101, the N pole being connected after resistance R102 with triode VT101 base stage is after resistance R103 with triode VT101's
Voltage-regulator diode D101, the N pole that colelctor electrode is connected, P poles are connected with electric capacity C101 positive pole and voltage-regulator diode D101 P
The voltage-regulator diode D102 that pole is connected, P poles are connected with electric capacity C101 negative pole, negative pole ground connection, positive pole are after electric capacity C102
The electric capacity C103 being connected with triode VT101 base stage, it is serially connected in voltage-regulator diode D102 P poles and electric capacity C103 negative pole
Between resistance R101, and P poles are connected after resistance R104 with triode VT101 emitter stage, N poles are after illuminating lamp EL
The voltage-regulator diode D103 being connected with the bidirectional thyristor VS first anode.
Turn-on transistor VT101 after control source is come in, while voltage-regulator diode D101, voltage-regulator diode D102 and steady
It is stable that pressure diode D103 then manages the frequency of voltage, so as to prevent desk lamp from scintillation occur.Wherein, triode VT101
Model 2N3565, voltage-regulator diode D101, voltage-regulator diode D102 and voltage-regulator diode D103 model are 1N708,
Electric capacity C101 capacitance is that 2.2 μ F, electric capacity C102 and electric capacity C103 capacitance are 0.5 μ F, resistance R103 and resistance R101
The resistance that resistance is 10K Ω, resistance R102 and resistance R104 is 5K Ω.
Light sensation circuit can detect the brightness of environment, and control light emitting diode VL according to the brightness of environment, and it is by light
Quick triode VT1, triode VT2, diode D1, resistance R1, resistance R2 and electric capacity C1 compositions.
During connection, resistance R1 is serially connected between light sensation triode VT1 colelctor electrode and triode VT2 base stage.Diode
D1 N poles are connected with triode VT2 colelctor electrode, and P poles are connected with electric capacity C101 negative pole.Electric capacity C1 positive pole and three poles
Pipe VT2 base stage is connected, and emitter stage of the negative pole with light sensation triode VT1 after resistance R2 is connected.The P of the diode D1
Pole connects+6V voltages.The emitter stage of the phototriode VT1 connects -6V voltages while being connected with electric capacity C3 negative pole.It is described
Triode VT2 colelctor electrode is connected with phototriode VT1 colelctor electrode, its emitter stage with when base chip U RE pin phases
Connection.The negative pole of the electric capacity C1 after resistance R5 with when base chip U THRE pins be connected.
Phototriode VT1 can adjust its resistance according to the brightness of environment, and it need to be arranged on not illuminated lamp and shine
The place arrived, such as the top of illuminating lamp, phototriode VT1 model 3DU5.Triode VT2 model 9013, two
Pole pipe D1 is 1N4001 type diodes, and resistance R1 and resistance R2 resistance are 10K Ω, and electric capacity C1 capacitance is 100 μ F.
At night, phototriode VT1 resistance is very big, and electric current turns on triode VT2, when base chip U obtain its electric OUT
Pin exports low level, and light emitting diode VL sends faint green glow, prompted the position of people's desk lamp, allowed one in dark
In find desk lamp；Due to when base chip U output low level can not turn on bidirectional thyristor VS, therefore illuminating lamp EL is not by point
It is bright.When switch SB closures, when base chip U upset, its OUT pin output high level, at this moment bidirectional thyristor VS is by high electricity
Flat conducting, illuminating lamp EL is then lit, and now light emitting diode VL then extinguishes；Due to the dark that desk lamp is sent, and
Be not again direct irradiation on phototriode VT1, therefore phototriode VT1 resistance is still very big, illuminating lamp EL work
Can be very stable.Base chip U automatic turnings when over time, its OUT pin export low level again, and illuminating lamp EL extinguishes,
Light emitting diode VL is lighted again, and so as to remind people to need to rest, it is each that regulation potentiometer R3 can then change illuminating lamp EL
The time of work.During the day, phototriode VT1 resistance becomes very little, and now triode VT2 ends, when base chip U not
Must be electric, light emitting diode VL does not also work, and now will not be also lit even if by lower switch SB illuminating lamps EL.
As described above, the present invention can be realized well.
Claims (3)
- A kind of 1. control system of frequency stabilization, it is characterised in that mainly by when base chip U, bidirectional thyristor VS, electric voltage frequency Process circuit, the diode D4 that P poles ground connection, N poles are connected after resistance R9 with bidirectional thyristor VS second plate, is serially connected in When base chip U OUT pins and bidirectional thyristor VS control pole between resistance R8, base chip U TRI pins when being serially connected in Resistance R7, P pole between RE pins with when base chip U RE pins be connected, N poles after light emitting diode VL with when base core The diode D3 that piece U OUT pins are connected, resistance R6 when being serially connected between base chip U VCC pins and RE pins, string Switch SB when being connected between base chip U TRI pins and diode D4 N poles, positive pole with when base chip U CONT pin phases Connection, the electric capacity C3 that is connected with diode D4 N poles of negative pole, negative pole with when base chip U THRE pins be connected, positive pole warp After potentiometer R3 with when base chip U negative pole of electric capacity C2, the P pole that is connected of RE pins with electric capacity C3 after resistance R4 be connected Connect, the diode D2 that N poles are connected with electric capacity C2 negative pole, respectively with when base chip U RE pins and electric capacity C3 negative pole phase The light sensation circuit of connection, one end is connected with light sensation circuit, the other end with when base chip U the resistance that is connected of THRE pins R5, and the illuminating lamp EL compositions being serially connected between electric voltage frequency process circuit and bidirectional thyristor the VS first anode；It is described When base chip U THRE pins be connected with its DIS pin；The control terminal of the potentiometer R3 with when base chip U RE pins It is connected；The electric voltage frequency process circuit is also connected with light sensation circuit；The electric voltage frequency process circuit includes triode VT101, and negative pole is connected with light sensation circuit, positive pole is after resistance R102 Colelctor electrode of electric capacity C101, the N pole being connected with triode VT101 base stage with triode VT101 after resistance R103 is connected Connect, voltage-regulator diode D101, the N pole that P poles are connected with electric capacity C101 positive pole is connected with voltage-regulator diode D101 P poles, P The voltage-regulator diode D102 that pole is connected with electric capacity C101 negative pole, negative pole ground connection, positive pole after electric capacity C102 with triode The electric capacity C103 that VT101 base stage is connected, the electricity being serially connected between voltage-regulator diode D102 P poles and electric capacity C103 negative pole Hinder R101, and P poles are connected after resistance R104 with triode VT101 emitter stage, N poles after illuminating lamp EL with two-way crystalline substance The voltage-regulator diode D103 that the brake tube VS first anode is connected.
- 2. the control system of a kind of frequency stabilization according to claim 1, it is characterised in that the light sensation circuit is by photosensitive Triode VT1, triode VT2, the resistance R1 being serially connected between light sensation triode VT1 colelctor electrode and triode VT2 base stage, The diode D1 that N poles are connected with triode VT2 colelctor electrode, P poles are connected with electric capacity C101 negative pole, and positive pole and three The electric capacity C1 compositions that pole pipe VT2 base stage is connected, negative pole is connected after resistance R2 with light sensation triode VT1 emitter stage； The P poles of the diode D1 connect+6V voltages；The emitter stage of the phototriode VT1 is connected same with electric capacity C3 negative pole When connect -6V voltages；The colelctor electrode of the triode VT2 is connected with phototriode VT1 colelctor electrode, its emitter stage and when base Chip U RE pins are connected；The negative pole of the electric capacity C1 after resistance R5 with when base chip U THRE pins be connected.
- 3. the control system of a kind of frequency stabilization according to claim 2, it is characterised in that base chip U is when described NE555 integrated chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078104.4A CN107743326A (en) | 2017-11-06 | 2017-11-06 | A kind of control system of frequency stabilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078104.4A CN107743326A (en) | 2017-11-06 | 2017-11-06 | A kind of control system of frequency stabilization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107743326A true CN107743326A (en) | 2018-02-27 |
Family
ID=61234039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711078104.4A Pending CN107743326A (en) | 2017-11-06 | 2017-11-06 | A kind of control system of frequency stabilization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107743326A (en) |
-
2017
- 2017-11-06 CN CN201711078104.4A patent/CN107743326A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105120577A (en) | Photo-sensitive control LED (Light Emitting Diode) illuminating lamp | |
| CN107734769A (en) | A kind of transient voltage protection type intelligent desk lamp control system of electric voltage frequency processing | |
| CN107743327A (en) | A kind of high stable desk lamp control system for preventing flicker | |
| CN107743326A (en) | A kind of control system of frequency stabilization | |
| CN201582757U (en) | Computer synchronizing light | |
| CN204994003U (en) | Photosensitive control emitting diode light | |
| CN107660030A (en) | Desk lamp control system based on electric voltage frequency processing | |
| CN107683001A (en) | A kind of anti-flicker desk lamp control system based on surge protection | |
| CN210381389U (en) | Flashlight application circuit for LED touch dimming | |
| CN108882430A (en) | Has the LED lamp of automatic dimming function | |
| CN107660029A (en) | A kind of electric voltage frequency stable type desk lamp control system with prompting function | |
| CN107645816A (en) | A kind of surge protection type intelligent desk lamp control system based on voltage processing circuitry | |
| CN205546056U (en) | Two accuse LED time delay lamp circuit | |
| CN201114889Y (en) | Bright-dark shading lamp | |
| CN205830122U (en) | Shops's lamp light control system | |
| CN205071376U (en) | A automatic switch for street lamp | |
| CN205265950U (en) | Energy -saving power's LED street lamp | |
| CN207345997U (en) | A kind of Motorcycle headlight photosystem | |
| CN202949590U (en) | Time-delay gradually-brightening lamp with protection function | |
| CN206181473U (en) | High stability street lamp automatic control circuit based on time base NULL | |
| CN107221132A (en) | A kind of light-metering warning circuit for sight protectio | |
| CN207820281U (en) | Open air based on light-coupled isolation automatically controls lighting circuit | |
| CN204180348U (en) | The automatic light sensation control switch of a kind of electric lighting | |
| CN106851944A (en) | A kind of intelligent light-controlled system | |
| CN205081997U (en) | Dimmer circuit of LED highlight flashlight |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180227 |