CN109168227A - A kind of concealed integral intelligent light control system and implementation method - Google Patents
A kind of concealed integral intelligent light control system and implementation method Download PDFInfo
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- CN109168227A CN109168227A CN201811251303.5A CN201811251303A CN109168227A CN 109168227 A CN109168227 A CN 109168227A CN 201811251303 A CN201811251303 A CN 201811251303A CN 109168227 A CN109168227 A CN 109168227A
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- 239000011324 bead Substances 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 6
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- 238000007689 inspection Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 5
- 101100190528 Arabidopsis thaliana PIN6 gene Proteins 0.000 description 3
- 101100190527 Arabidopsis thaliana PIN5 gene Proteins 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
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- 102000007315 Telomeric Repeat Binding Protein 1 Human genes 0.000 description 1
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Classifications
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- 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]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to technical field of LED illumination, more particularly to a kind of concealed integral intelligent light control system and implementation method, including ac input end, electric power management circuit, control circuit, photosensitive sensor, AC zero passage detection circuit, LED drive circuit and LED lamp panel；The AC zero passage detection circuit detects the alternating current of the ac input end, and will test signal and be transferred to the control circuit；The control circuit closes the LED lamp bead at the first time, while ambient light illumination is detected within the first time by the photosensitive sensor, and according to testing result control to the output power of the LED drive circuit.The present invention can greatly save the cost using special wavelength photosensitive sensor, and save and use the cost with specific function MCU；Increasing automatic sensing class LED lamplight can change and the function of the function of changing or dark bright function on daytime or shutdown on daytime lamp with ambient light illumination.
Description
Technical field
The present invention relates to technical field of LED illumination, and in particular to a kind of concealed integral intelligent light control system and realization
Method.
Background technique
Due to the physical characteristic of the-art and material itself, either using photodiode or photosensitive
The light-operated scheme of resistance is pacified using the light-sensitive device of special wavelength or using side installation light-sensitive device or in exposed surface
The method of dress realizes ambient light illumination of the detection in addition to itself light, and thus entire scheme at work or will appear
The state of flashing light or entire lamps and lanterns need inaccurate so as to cause detection ambient light illumination in special position installation light-sensitive device
It is really or even invalid, lead to customer experience sense reduction, produces assembly difficulty and increased costs.
Summary of the invention
In view of the deficiencies of the prior art, the invention discloses a kind of concealed integral intelligent light control system and realization sides
Method, the present invention can greatly save the cost using special wavelength photosensitive sensor, and save using band specific function MCU
Cost；Light-sensitive device, which can also be hidden, to be mounted in lampshade, and appearance is improved.Automatic sensing class LED lamplight is increased simultaneously
It can change with ambient light illumination and the function of the function of changing or dark bright function on daytime or shutdown on daytime lamp.
The present invention is achieved by the following technical programs:
A kind of concealed integral intelligent light control system, including ac input end, electric power management circuit, control circuit, light
Dependent sensor, AC zero passage detection circuit, LED drive circuit and LED lamp panel；
The electric power management circuit receive the alternating current of the ac input end and provide direct current to the control circuit,
The photosensitive sensor, the LED drive circuit and the LED lamp panel；
The LED drive circuit is connected with the LED lamp panel and the control circuit, and the LED lamp panel is by the direct current
Electricity power supply, is formed into a loop through the LED drive circuit to the control circuit；And
The AC zero passage detection circuit detects the alternating current of the ac input end, and will test signal and be transferred to institute
State control circuit；The control circuit closes the LED lamp bead at the first time, while by described
Photosensitive sensor detects ambient light illumination within the first time, and controls according to testing result to the LED drive circuit
Output power.
Optionally, for the concealed integral intelligent light control system, the electric power management circuit includes rectifier bridge
Heap DB1 and capacitor C1, the alternating current form the direct current after rectifying and wave-filtering.
It optionally, further include power supply circuit for the concealed integral intelligent light control system, the power supply circuit
Including resistance, diode and capacitor；The power supply circuit connects the electric power management circuit and adjusts the voltage of the direct current
For supply rear between the 1.8~5.5V control circuit.
Optionally, for the concealed integral intelligent light control system, the AC zero passage detection circuit includes
Multiple resistance, first end connect the ac input end, and second end ground connection, third end connects the control circuit.
Optionally, for the concealed integral intelligent light control system, the LED drive circuit delivered constant electric current
Make the LED lamp panel work in rated condition.
Optionally, for the concealed integral intelligent light control system, the control circuit internal switch controls institute
State the current switching of LED lamp panel.
Optionally, for the concealed integral intelligent light control system, the control circuit includes MCU microcontroller
Or integral control circuit.
The present invention also provides a kind of concealed light-operated implementation methods of integral intelligent, the described method comprises the following steps:
S1, control circuit detect zero crossing by AC zero passage detection circuit, and when detecting zero crossing, entrance is next
Step；
S2, make LED lamp panel shutdown at the first time, immediately open；
Some of times of the lamp shutdown of S3, control circuit by the photosensitive sensor in S2 are detected at this time
Ambient light illumination, and judge the light and shade of ambient light illumination；And
S4, when ambient light illumination is when dark, control circuit keeps output pwm signal to the LED drive circuit；Work as environment
For illuminance when bright, control circuit exports high level, extinguishes lamp.
Optionally, for the light-operated implementation method of concealed integral intelligent, in the S2, control circuit output is high
Level makes LED lamp panel turn off the time of 1 μ s-20ms, immediately opens.
Optionally, for the light-operated implementation method of concealed integral intelligent, in the S5, output pwm signal
Frequency and the frequency of input AC electricity are identical or different.
Compared with prior art, a kind of concealed integral intelligent light control system proposed by the present invention, including exchange input
End, electric power management circuit, control circuit, photosensitive sensor, AC zero passage detection circuit, LED drive circuit and LED lamp panel；
The AC zero passage detection circuit detects the alternating current of the ac input end, and will test signal and be transferred to the control electricity
Road；The control circuit closes the LED lamp bead at the first time, while passing through the light sensor
Device detects ambient light illumination within the first time, and according to testing result control to the output work of the LED drive circuit
Rate.The present invention can greatly save the cost using special wavelength photosensitive sensor, and save using band specific function MCU
Cost；Increasing automatic sensing class LED lamplight can change and the function of changing or dark bright function on daytime with ambient light illumination
It can or turn off the function of lamp daytime.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is integrated circuit structure chart of the invention；
Fig. 2 is circuit diagram of the invention；
Fig. 3 is the flow chart of implementation method of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of concealed integral intelligent light control system as shown in Figure 1, including ac input end, electric power management circuit,
Control circuit, photosensitive sensor, AC zero passage detection circuit, LED drive circuit and LED lamp panel；
The electric power management circuit receive the alternating current of the ac input end and provide direct current to the control circuit,
The photosensitive sensor, the LED drive circuit and the LED lamp panel；
The LED drive circuit is connected with the LED lamp panel and the control circuit, and the LED lamp panel is by the direct current
Electricity power supply, is formed into a loop through the LED drive circuit to the control circuit；
The AC zero passage detection circuit detects the alternating current of the ac input end, and will test signal and be transferred to institute
State control circuit；The control circuit closes the LED lamp bead at the first time, while by described
Photosensitive sensor detects ambient light illumination within the first time, and controls according to testing result to the LED drive circuit
Output power.
Concealed integral intelligent light control system of the invention is described in detail incorporated by reference to Fig. 1 and Fig. 2.
Circuit system is alternating current operating circuit, introduces alternating current, such as 220V alternating current etc., electric current from ac input end
The direct current is formed after the rectifying and wave-filtering of the electric power management circuit.For example, by electricity after rectifier bridge stack DB1 rectification
Hold C1 and filters to form direct current (be more than or equal to 5V) and give subsequent conditioning circuit power supply.
For example, the control circuit can be MCU microcontroller U1 or integral control circuit U1, such as can be using common
Single-chip microcontroller, the function special without AD etc..Control circuit is logical in the electric current that inside can have LED lamp panel described in switch control
It is disconnected.
It is that there is the case where 8 feet wherein figure 2 show MCU microcontroller U1 or integral control circuit U1, it is possible to understand that
, the MCU microcontroller U1 or integral control circuit U1 being applicable in be not limited to this, the company between each foot and correlation module
Connecing form, also being adapted to property adjusts, such as the adjustment of resistance R5, R6 etc., for example, by using metal-oxide-semiconductor etc..
The concealed integral intelligent light control system further includes power supply circuit, and the power supply circuit includes resistance, two
Pole pipe and capacitor；The power supply circuit connect the electric power management circuit voltage of the direct current is adjusted between 1.8~
The supply control circuit after between 5.5V.
For example, in the present embodiment, showing the power supply circuit includes resistance R1, R2 and R3, diode D1, capacitor
The supply voltage of C2, the power supply circuit supply control circuit are 5V.It is understood that the physical circuit of the power supply circuit
It is not limited to present invention structure as shown in Figure 2, any other circuit that can be realized function of the present invention is all in think of of the invention
Among thinking.
The AC zero passage detection circuit includes multiple resistance, and first end connects the ac input end, the second termination
Ground, third end connect the control circuit.
It include tri- resistance of R7, R8, R9, three resistance strings for example, referring to AC zero passage detection circuit described in Fig. 2
Connection, one end of R1 connect one end of the ac input end, and one end ground connection of R9 is drawn and the control in the connection R8 and R9
Circuit processed is connected.Hereby it is achieved that the detection to zero-crossing of alternating current, and the numerical value that will test is sent to the control circuit.
For example, the LED drive circuit is Linear Driving power supply U2, the Linear Driving power supply U2 delivered constant electric current
(size of current is determined by practical LED lamp panel rated current) makes the concatenated LED lamp panel work of multiple groups in rated condition.Such as Fig. 2
In show 12 groups of concatenated LED lamp panels.
Wherein, depending on the quantity of the LED lamp panel can be according to actual demand, the record in the present embodiment is not intended as spy
It does not limit.
The present embodiment is using MCU microcontroller U1 or uses integral control circuit U1, generates the PWM wave of fixed frequency
Shape, such as range is between 10Hz~100KHz, can be 20Hz, 30Hz, 40Hz, 50Hz, 60Hz, 70Hz, 80Hz, 90Hz,
100Hz、200Hz、300Hz、400Hz、500Hz、600Hz、700Hz、800Hz、900Hz、1KHz、2KHz、3KHz、4KHz、
5KHz、6KHz、7KHz、8KHz、9KHz、10KHz、20KHz、30KHz、40KHz、50KHz、60KHz、70KHz、80KHz、
90KHz etc. controls LED light light on and off under high frequency state.So naked eyes do not feel as the state of flashing and bring is uncomfortable,
Also the time T for having stopped acquisition ambient light illumination in the case where turning off the light to MCU microcontroller U1 or integral control circuit U1,
The variation of detection photosensitive sensor Q1 voltage U in T time, and it is transferred to MCU microcontroller U1 or integral control circuit U1.
Wherein, in embodiments of the present invention, designed by means of foregoing circuit, the photosensitive sensor Q1 can be one or
Multiple common light-sensitive elements identify sunlight, also, the photosensitive sensor without the light-sensitive element of special wavelength
Q1 is not necessarily to be mounted on specific position, such as without being mounted on side or exposed surface, so as to realize concealed design.At this
In inventive embodiments, the light-sensitive device Q1, which can also hide, to be mounted in lampshade, further improves appearance.
In embodiments of the present invention, the photosensitive sensor Q1 can be using the voltage provided by the power supply circuit, example
Such as use the voltage of 5V.
With the U value variation detected, the ambient light illumination variation in addition to itself light can be arbitrarily detected, thus
MCU microcontroller U1 or integral control circuit U1 can produce the dutyfactor value of the pwm signal of variation, to control LED driving
Circuit reaches the function of adjusting brightness or light on and off.
Embodiment 2
A kind of concealed light-operated implementation method of integral intelligent as shown in Figure 3, uses the concealed one in embodiment 1
Change intelligent light-controlled system；The following steps are included:
S1, control circuit detect zero crossing by AC zero passage detection circuit, and when detecting zero crossing, entrance is next
Step；
S2, make LED lamp panel shutdown at the first time, immediately open；
Some of times of the lamp shutdown of S3, control circuit by the photosensitive sensor in S2 are detected at this time
Ambient light illumination, and judge the light and shade of ambient light illumination；And
S4, when ambient light illumination is when dark, control circuit keeps output pwm signal to the LED drive circuit；Work as environment
For illuminance when bright, control circuit exports high level, extinguishes lamp.
Specifically, the process of the present embodiment may is that in conjunction with Fig. 2
The PIN5 foot of S101, MCU microcontroller U1 or integral control circuit U1 detect zero crossing, when PIN5 was detected
When zero point, into next step；
S201, make LED lamp panel shutdown at the first time, immediately open；
Lamp turns off the PIN2/PIN3 foot of S301, MCU microcontroller U1 or integral control circuit U1 in S2 wherein one
A little times detect ambient light illumination at this time, and judge the light and shade of ambient light illumination；And
S401, when ambient light illumination is when dark, PIN6 still maintains output pwm signal, when ambient light illumination is bright, PIN6
With regard to exporting high level, extinguish lamp.
For example, in step S2 or S201, the high electricity of PIN6 foot output of MCU microcontroller U1 or integral control circuit U1
It is flat, so that LED lamp panel is turned off the time of 1 μ s-20ms, such as 5 μ s, 10 μ s, 50 μ s, 100 μ s, 300 μ s, 1ms, 10ms etc., then
It opens immediately.
For example, in step S3 or S301, when some of them time includes at least one in the first time
Quarter and/or at least one period.
For example, the frequency of output pwm signal is identical as the frequency of input AC electricity in step S4 or S401；It can not also
Together.
The light and shade of the ambient light illumination can be set or be adjusted according to actual demand, herein without limit
It is fixed.
The control circuit that the present embodiment uses for example can be MCU or integral control circuit, and hand in conjunction with Linear Driving
Ambient light illumination is detected when galvanic electricity zero passage in the dead time of LED lamp bead；Or conventional driving is combined, it is actively sent out by control circuit
Pwm signal is fixed out, so that LED the turn-off time is occurred by certain frequency, and detect ambient light illumination within this time.Detect ring
After the illuminance of border, control circuit passes through the pwm signal of the exportable different proportion of operation, to control the power of LED driving output
It is required that.
In this way, the present embodiment can greatly save the cost using special wavelength photosensitive sensor, and saves and use
Cost with specific function MCU；The function that automatic sensing class LED lamplight can change with ambient light illumination and be changed is increased simultaneously
The function of energy or dark bright function on daytime or shutdown on daytime lamp.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of concealed integral intelligent light control system, it is characterised in that: including ac input end, electric power management circuit, control
Circuit, photosensitive sensor, AC zero passage detection circuit, LED drive circuit and LED lamp panel processed；
The electric power management circuit receives the alternating current of the ac input end and provides direct current to the control circuit, described
Photosensitive sensor, the LED drive circuit and the LED lamp panel；
The LED drive circuit is connected with the LED lamp panel and the control circuit, and the LED lamp panel is supplied by the direct current
Electricity is formed into a loop through the LED drive circuit to the control circuit；
The AC zero passage detection circuit detects the alternating current of the ac input end, and will test signal and be transferred to the control
Circuit processed；The control circuit closes the LED lamp bead at the first time, while by described photosensitive
Sensor detects ambient light illumination within the first time, and controls according to testing result to the defeated of the LED drive circuit
Power out.
2. concealed integral intelligent light control system according to claim 1, it is characterised in that: the electric power management circuit
Including rectifier bridge stack DB1 and capacitor C1, the alternating current forms the direct current after rectifying and wave-filtering.
3. concealed integral intelligent light control system according to claim 1, it is characterised in that: it further include power supply circuit,
The power supply circuit includes resistance, diode and capacitor；The power supply circuit connects the electric power management circuit for the direct current
The voltage of electricity supplies the control circuit after being adjusted between 1.8~5.5V.
4. concealed integral intelligent light control system according to claim 1, it is characterised in that: the alternating current zero passage inspection
Slowdown monitoring circuit includes multiple resistance, and first end connects the ac input end, second end ground connection, and third end connects the control electricity
Road.
5. concealed integral intelligent light control system according to claim 1, it is characterised in that: the LED drive circuit
Delivered constant electric current makes the LED lamp panel work in rated condition.
6. concealed integral intelligent light control system according to claim 1, it is characterised in that: inside the control circuit
The current switching of LED lamp panel described in switch control.
7. concealed integral intelligent light control system according to claim 1, it is characterised in that: the control circuit includes
MCU microcontroller or integral control circuit.
8. a kind of light-operated implementation method of concealed integral intelligent, it is characterised in that: the described method comprises the following steps:
S1, control circuit detect zero crossing by AC zero passage detection circuit, when detecting zero crossing, into next step；
S2, make LED lamp panel shutdown at the first time, immediately open；
Some of times of the lamp shutdown of S3, control circuit by the photosensitive sensor in S2 detect environment at this time
Illuminance, and judge the light and shade of ambient light illumination；And
S4, when ambient light illumination is when dark, control circuit keeps output pwm signal to the LED drive circuit；Work as ambient lighting
For degree when bright, control circuit exports high level, extinguishes lamp.
9. the light-operated implementation method of concealed integral intelligent according to claim 8, it is characterised in that: in the S2, control
Circuit output high level processed makes LED lamp panel turn off the time of 1 μ s-20ms, immediately opens.
10. the light-operated implementation method of concealed integral intelligent according to claim 8, it is characterised in that: defeated in the S5
The frequency of pwm signal and the frequency of input AC electricity are identical or different out.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251303.5A CN109168227A (en) | 2018-10-25 | 2018-10-25 | A kind of concealed integral intelligent light control system and implementation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251303.5A CN109168227A (en) | 2018-10-25 | 2018-10-25 | A kind of concealed integral intelligent light control system and implementation method |
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| Publication Number | Publication Date |
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| CN109168227A true CN109168227A (en) | 2019-01-08 |
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ID=64876086
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| CN201811251303.5A Pending CN109168227A (en) | 2018-10-25 | 2018-10-25 | A kind of concealed integral intelligent light control system and implementation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112040615A (en) * | 2020-08-20 | 2020-12-04 | 宁波凯耀电器制造有限公司 | Light control method and circuit for lamp |
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| WO2015180136A1 (en) * | 2014-05-30 | 2015-12-03 | 王晓元 | Dimming switch and dimming method therefor |
| CN105188239A (en) * | 2015-11-06 | 2015-12-23 | 深圳市中电照明股份有限公司 | Integrated intelligent light control lamp |
| CN108200689A (en) * | 2018-01-05 | 2018-06-22 | 成都世纪光合作用科技有限公司 | LED illumination device light synchronization system based on alternating current voltage zero crossing |
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2018
- 2018-10-25 CN CN201811251303.5A patent/CN109168227A/en active Pending
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|---|---|---|---|---|
| GB2097918A (en) * | 1981-05-06 | 1982-11-10 | Duport Ltd | Controlling lighting system |
| CN2634785Y (en) * | 2003-06-07 | 2004-08-18 | 金以城 | Intelligent light regulator |
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| CN112040615A (en) * | 2020-08-20 | 2020-12-04 | 宁波凯耀电器制造有限公司 | Light control method and circuit for lamp |
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Effective date of registration: 20210623 Address after: 201203 Shanghai city Pudong New Area Chunxiao Road No. 439 Building No. 2 Applicant after: SHANGHAI SINOMCU MICROELECTRONICS Co.,Ltd. Address before: 201203 Shanghai city Pudong New Area Chunxiao Road No. 439 Building No. 2 Applicant before: SHANGHAI SINO-SAGE INTELLIGENT TECHNOLOGY Co.,Ltd. |
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