CN205657895U - Energy -saving control system for light based on constant -current drive circuit - Google Patents
Energy -saving control system for light based on constant -current drive circuit Download PDFInfo
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- CN205657895U CN205657895U CN201620193350.9U CN201620193350U CN205657895U CN 205657895 U CN205657895 U CN 205657895U CN 201620193350 U CN201620193350 U CN 201620193350U CN 205657895 U CN205657895 U CN 205657895U
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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 an energy -saving control system for light based on constant -current drive circuit, including the singlechip, the power that all is connected with the singlechip, luminance sensor, processing circuit and constant -current drive circuit to and the image collector who is connected with processing circuit, processing circuit includes the second order filtering and amplifying circuit that the output of signal reception circuit that the input is connected and input and signal reception circuit is connected with image collector, second order filtering and amplifying circuit's output is connected with the singlechip. The utility model discloses an information transmission of the natural luminance of luminance sensor in with the light application range who gathers gives the singlechip, simultaneously, information in the light application range that image collector will monitor, the singlechip is given in the transmission, the singlechip alright control opening and closing of light through analysis received information.
Description
Technical field
This utility model relates to a kind of energy-saving control system, particularly relates to a kind of illuminating lamp energy-saving control system based on constant-current drive circuit.
Background technology
In actual life, illuminating lamp behaviour door brings a lot of convenient, and present illuminating lamp has become as requisite electrical equipment in people's life.But, the mode of existing illuminating lamp many employings Non-follow control realizes being turned on and off lamp, i.e. it is turned on and off illuminating lamp by spring-piece type mechanical switch, owing to this control mode cannot realize automatically turning on or closing illuminating lamp, when people withdraws from a room for a long time, when forgetting to close illuminating lamp, will result in energy waste.Therefore, it has been a kind of inexorable trend that the energy-saving control system that can automatically turn on or close is applied to common illuminating lamp.
Utility model content
The purpose of this utility model is to overcome the illuminating lamp control system of prior art can not the defect being turned on and off of automatic control lamp, it is provided that a kind of illuminating lamp energy-saving control system based on constant-current drive circuit.
This utility model is achieved through the following technical solutions: a kind of illuminating lamp energy-saving control system based on constant-current drive circuit, including single-chip microcomputer, power supply, luminance sensor, signal processing circuit and the constant-current drive circuit being all connected with single-chip microcomputer, and the image acquisition device being connected with signal processing circuit.
nullDescribed constant-current drive circuit is by driving chip U，Audion VT2，N pole base stage with audion VT2 after resistance R15 is connected、The diode D5 that P pole is connected with the VIN pin of driving chip U，Positive pole is connected with the VIN pin of driving chip U、Negative pole is the polar capacitor C8 of ground connection after resistance R12，Negative pole is sequentially connected through resistance R14 VIN pin with driving chip U after resistance R13、The polar capacitor C9 that positive pole is connected with the base stage of audion VT2，Positive pole CTRL pin with driving chip U after resistance R16 is connected、Input that negative pole is collectively forming constant-current drive circuit with the VIN pin of driving chip U the polar capacitor C7 being connected with single-chip microcomputer，P pole is connected with the SW pin of driving chip U、The diode D6 that N pole is connected with the emitter stage of audion VT2，And negative pole emitter stage with audion VT2 after adjustable resistance R18 is connected、The polar capacitor C10 composition that positive pole base stage with audion VT2 after resistance R17 is connected；The SET pin of described driving chip U is connected with the N pole of diode D5, GND pin ground connection；The negative pole of the grounded collector of described audion VT2, its base stage and polar capacitor C10 is collectively forming the outfan of constant-current drive circuit.
Described signal processing circuit includes the signal receiving circuit that input is connected with image acquisition device, the second-order filter amplifying circuit being connected with the outfan of signal receiving circuit with input；The outfan of described second-order filter amplifying circuit is connected with single-chip microcomputer.
Described signal receiving circuit is by amplifier P1, negative pole negative input with amplifier P1 after resistance R2 is connected, positive pole is as the polar capacitor C1 of the input of signal receiving circuit, P pole diode D1 that negative pole is connected, N pole is sequentially connected with the outfan of amplifier P1 after resistance R4 and resistance R5 with polar capacitor C1 after resistance R1, and the positive pole polar capacitor C2 that electrode input end is connected, negative pole is connected with the outfan of amplifier P1 composition with amplifier P1 after resistance R3；The outfan of described amplifier P1 is as the outfan of signal receiving circuit.
nullDescribed second-order filter amplifying circuit is by amplifier P2，Amplifier P3，Audion VT1，One end is connected with the base stage of audion VT1、The resistance R6 that the other end is connected with the outfan of amplifier P1，P pole negative input with amplifier P2 after resistance R8 is connected、The diode D2 that N pole is connected with the base stage of audion VT1，Positive pole is connected with the base stage of audion VT1、The polar capacitor C4 that negative pole is connected with the P pole of diode D2，P pole electrode input end with amplifier P2 after resistance R10 is connected、The diode D3 that N pole is connected with the outfan of amplifier P2，Positive pole emitter stage with audion VT1 after resistance R7 is connected、The polar capacitor C3 that negative pole is connected with the electrode input end of amplifier P3，P pole is connected with the outfan of amplifier P3、The diode D4 that N pole electrode input end with amplifier P3 after resistance R9 is connected，Negative pole is connected with the outfan of amplifier P2、The polar capacitor C5 that positive pole outfan with amplifier P3 after resistance R11 is connected，And positive pole is connected with the electrode input end of amplifier P3、The polar capacitor C6 composition of minus earth；The grounded collector of described audion VT1；The outfan of described amplifier P2 is as the outfan of second-order filter amplifying circuit；The cathode output end ground connection of described amplifier P3.
For guaranteeing practical effect of the present utility model, described image acquisition device is TR350 type image acquisition device；Described luminance sensor is APDS-9002 luminance sensor；Described driving chip U is the integrated chip of AL8807A.
This utility model compared with prior art has the following advantages and beneficial effect:
(1) information of the natural brightness in the illuminating lamp range of collection is transferred to single-chip microcomputer by luminance sensor of the present utility model；Meanwhile, image acquisition device is by the illuminating lamp range internal information monitored and is transferred to single-chip microcomputer, and single-chip microcomputer just can control the open and close of illuminating lamp by the information that analysis receives.
(2) the driving current precision height of constant-current drive circuit of the present utility model output, current stabilization, when single-chip microcomputer output controls electric current to constant-current drive circuit, this constant-current drive circuit can provide stable operating current for illuminating lamp, thus improves the stability of control system of the present utility model.
(3) Harmonics elimination in the signal of image acquisition device transmission can be fallen by the signal receiving circuit in signal processing circuit of the present utility model, the effective smoothness improving signal；Meanwhile, the second-order filter amplifying circuit in signal processing circuit can eliminate the interference signal in signal, and carries out the signal after Filtering Processing being transferred to single-chip microcomputer after double rank are amplified, it is ensured that is transferred to the accuracy of the signal of single-chip microcomputer.
(4) signal of image acquisition device collection can be filtered processing by signal processing circuit of the present utility model, and is transferred to single-chip microcomputer after the amplification of filtered signal, it is ensured that the accuracy that the energy-saving control system of this illuminating lamp controls.
(5) this utility model employs TR350 type image acquisition device highly sensitive, that monitoring range is wide, improves the accuracy of indoor information gathering；Meanwhile, have employed highly sensitive APDS-9002 luminance sensor, improve the accuracy that Indoor Natural brightness is gathered, ensure that the accuracy that the energy-saving control system of this illuminating lamp controls.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the electrical block diagram of signal processing circuit of the present utility model.
Fig. 3 is the electrical block diagram of constant-current drive circuit of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, a kind of illuminating lamp energy-saving control system based on constant-current drive circuit of the present utility model, including single-chip microcomputer, the power supply being all connected with single-chip microcomputer, luminance sensor, signal processing circuit and constant-current drive circuit, and the image acquisition device being connected with signal processing circuit.Wherein, described signal processing circuit is as in figure 2 it is shown, include signal receiving circuit and second-order filter amplifying circuit.
When this utility model is implemented, described single-chip microcomputer is the integrated chip of FP7103, and the FB pin of the integrated chip of this FP7103 is connected with luminance sensor, and VCC pin is connected with power supply.Described power supply is 12V DC voltage, and this 12V DC voltage is that single-chip microcomputer is powered.
In order to preferably implement this utility model, described image acquisition device preferentially have employed TR350 type image acquisition device highly sensitive, that monitoring range is wide, this image acquisition device is for gathering the picture signal in illuminating lamp range, and the picture signal collected is transmitted via signal processing circuit, interference signal in the signal of reception is eliminated by this signal processing circuit, and is transferred to single-chip microcomputer by eliminating after the signal disturbing signal amplifies.Described single-chip microcomputer receive image acquisition device transmission signal be the signal having people time, this single-chip microcomputer then exports control electric current makes luminance sensor be acquired the natural brightness signal in illuminating lamp range, natural brightness signal in the illuminating lamp range that described luminance sensor will collect is transferred to single-chip microcomputer, and single-chip microcomputer is then by drawing brightness value after processing this luminance signal.Luminance sensor of the present utility model the most preferentially have employed highly sensitive APDS-9002 luminance sensor；Prestoring visual brightness value in described single-chip microcomputer, this visual brightness value can be adjusted according to concrete use environment.
Wherein, the natural brightness value in this illuminating lamp range less than in single-chip microcomputer prestore brightness value time, single-chip microcomputer output controls electric current to constant-current drive circuit, and this constant-current drive circuit then exports stable driving electric current and is unlocked to illuminating lamp, lamp；Meanwhile, single-chip microcomputer is not providing electric current for luminance sensor, and luminance sensor quits work；Image acquisition device will not stop the image acquisition in illuminating lamp range after lamp is lit.Described image acquisition device collects the personnel in illuminating lamp range when leaving, and single-chip microcomputer just stops after obtaining this signal controlling electric current for constant-current drive circuit output, stops output driving current, illuminating lamp extinguishing after this constant-current drive circuit dead electricity.When natural brightness in the illuminating lamp range that described luminance sensor collects is equal to or more than the brightness value prestored in single-chip microcomputer, image acquisition device collected people in illuminating lamp range single-chip microcomputer also will not to constant-current drive circuit output control electric current, i.e. illuminating lamp will not be bright.
As in figure 2 it is shown, described signal processing circuit includes signal receiving circuit and second-order filter amplifying circuit；Described signal receiving circuit is made up of amplifier P1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, polar capacitor C1, polar capacitor C2, and diode D1.
During connection, the negative pole of polar capacitor C1 negative input with amplifier P1 after resistance R2 is connected, positive pole as the input of signal receiving circuit and is connected with image acquisition device.The P pole of diode D1 negative pole with polar capacitor C1 after resistance R1 is connected, N pole sequentially after resistance R4 and resistance R5 outfan with amplifier P1 be connected.The positive pole of polar capacitor C2 electrode input end with amplifier P1 after resistance R3 is connected, negative pole is connected with the outfan of amplifier P1.The outfan of described amplifier P1 as the outfan of signal receiving circuit and is connected with second-order filter amplifying circuit.
Further, described second-order filter amplifying circuit is by amplifier P2, amplifier P3, audion VT1, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, polar capacitor C3, polar capacitor C4, polar capacitor C5, polar capacitor C6, diode D2, diode D3, and diode D4 form.
During connection, one end of resistance R6 is connected with the base stage of audion VT1, the other end is connected with the outfan of amplifier P1.The P pole of diode D2 negative input with amplifier P2 after resistance R8 is connected, N pole is connected with the base stage of audion VT1.The positive pole of polar capacitor C4 is connected with the base stage of audion VT1, negative pole is connected with the P pole of diode D2.The P pole of diode D3 electrode input end with amplifier P2 after resistance R10 is connected, N pole is connected with the outfan of amplifier P2.The positive pole of polar capacitor C3 emitter stage with audion VT1 after resistance R7 is connected, negative pole is connected with the electrode input end of amplifier P3.
Wherein, the P pole of diode D4 is connected with the outfan of amplifier P3, N pole electrode input end with amplifier P3 after resistance R9 is connected.The negative pole of polar capacitor C5 is connected with the outfan of amplifier P2, positive pole outfan with amplifier P3 after resistance R11 is connected.The positive pole of polar capacitor C6 is connected with the electrode input end of amplifier P3, minus earth.The grounded collector of described audion VT1；The outfan of described amplifier P2 is connected as the outfan of second-order filter amplifying circuit the LX pin of chip integrated with FP7103；The cathode output end ground connection of described amplifier P3.
Operationally, the Harmonics elimination in the signal that image acquisition device is transmitted by the signal receiving circuit of signal processing circuit falls this utility model, the effective smoothness improving signal, and the signal amplified device P1 of this harmonic carcellation exports after being amplified.The signal that signal receiving circuit is transmitted is filtered processing by described second-order filter amplifying circuit, effectively eliminate the interference signal in signal, and carry out being transferred to single-chip microcomputer after double rank are amplified by the signal after Filtering Processing, ensure that the accuracy of the signal being transferred to single-chip microcomputer, ensure that the energy-saving control system of illuminating lamp of the present utility model can accurately control being turned on and off of illuminating lamp.
As it is shown on figure 3, described constant-current drive circuit is by driving chip U, audion VT2, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, adjustable resistance R18, polar capacitor C7, polar capacitor C8, polar capacitor C9, polar capacitor C10, diode D5, and diode D6 form.
During connection, the N pole of diode D5 base stage with audion VT2 after resistance R15 is connected, P pole is connected with the VIN pin of driving chip U.The positive pole of polar capacitor C8 is connected with the VIN pin of driving chip U, negative pole ground connection after resistance R12.The negative pole of polar capacitor C9 is sequentially connected through resistance R14 VIN pin with driving chip U after resistance R13, positive pole is connected with the base stage of audion VT2.
Wherein, the positive pole of polar capacitor C7 CTRL pin with driving chip U after resistance R16 is connected, the LX1 pin of negative pole chip integrated with FP7103 is connected.The P pole of diode D6 is connected with the SW pin of driving chip U, N pole is connected with the emitter stage of audion VT2.The negative pole of polar capacitor C10 emitter stage with audion VT2 after adjustable resistance R18 is connected, positive pole base stage with audion VT2 after resistance R17 is connected.The SET pin of described driving chip U is connected with the N pole of diode D5, GND pin ground connection；The grounded collector of described audion VT2, its base stage is collectively forming the outfan of constant-current drive circuit with the negative pole of polar capacitor C10 and is connected with illuminating lamp.The LX2 pin of the VIN pin chip integrated with FP7103 of described driving chip U is connected.
During operation, single-chip microcomputer output is controlled electric current and is inputted by the CTRL pin of the driving chip U in constant-current drive circuit, after this electric current is processed by driving chip U, output drives stable electric current, the driving illuminating lamp that this driving electric current energy is stable, it is the operating current that illuminating lamp provides stable, thus improves the stability of control system of the present utility model.In order to preferably implement this utility model, described driving chip U is the integrated chip of AL8807A of stable performance.
As it has been described above, this utility model just can well be realized.
Claims (8)
1. an illuminating lamp energy-saving control system based on constant-current drive circuit, it is characterised in that: include
Single-chip microcomputer, the power supply being all connected with single-chip microcomputer, luminance sensor, signal processing circuit and constant-current driving electricity
Road, and the image acquisition device being connected with signal processing circuit.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 1 Energy Saving Control system
System, it is characterised in that described constant-current drive circuit is by driving chip U, and audion VT2, N pole is through resistance R15
The diode D5 that base stage with audion VT2 is connected afterwards, P pole is connected with the VIN pin of driving chip U,
Positive pole is connected with the VIN pin of driving chip U, negative pole polar capacitor C8 of ground connection after resistance R12, negative
Pole is sequentially connected through resistance R14 VIN pin with driving chip U after resistance R13, positive pole and audion
The polar capacitor C9 that the base stage of VT2 is connected, positive pole after resistance R16 with the CTRL pin of driving chip U
Be connected, the VIN pin of negative pole and driving chip U is collectively forming input and the monolithic of constant-current drive circuit
Polar capacitor C7, the P pole that machine is connected is connected with the SW pin of driving chip U, N pole and audion VT2
The diode D6 that is connected of emitter stage, and negative pole after adjustable resistance R18 with the emitter stage of audion VT2
Be connected, polar capacitor C10 composition that positive pole base stage with audion VT2 after resistance R17 is connected；Institute
The N pole of the SET pin and diode D5 of stating driving chip U is connected, GND pin ground connection；Described audion
The negative pole of the grounded collector of VT2, its base stage and polar capacitor C10 is collectively forming the output of constant-current drive circuit
End.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 2 Energy Saving Control system
System, it is characterised in that described signal processing circuit includes that the signal that input is connected with image acquisition device connects
Receive circuit, the second-order filter amplifying circuit being connected with input with the outfan of signal receiving circuit；Described
The outfan of second-order filter amplifying circuit is connected with single-chip microcomputer.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 3 Energy Saving Control system
System, it is characterised in that described signal receiving circuit by amplifier P1, negative pole after resistance R2 with amplifier P1
Negative input be connected, positive pole as polar capacitor C1, the P pole of the input of signal receiving circuit through electricity
Resistance R1 after be connected with the negative pole of polar capacitor C1, N pole sequentially after resistance R4 and resistance R5 with amplifier P1
The diode D1 that is connected of outfan, and positive pole after resistance R3 with the electrode input end phase of amplifier P1
The polar capacitor C2 composition that connection, negative pole are connected with the outfan of amplifier P1；Described amplifier P1's is defeated
Go out the end outfan as signal receiving circuit.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 4 Energy Saving Control system
System, it is characterised in that described second-order filter amplifying circuit by amplifier P2, amplifier P3, audion VT1,
The resistance R6 that one end is connected with the base stage of audion VT1, the other end is connected with the outfan of amplifier P1,
P pole negative input with amplifier P2 after resistance R8 is connected, N pole is connected with the base stage of audion VT1
The diode D2 connect, positive pole is connected with the base stage of audion VT1, negative pole is connected with the P pole of diode D2
Polar capacitor C4, P pole electrode input end with amplifier P2 after resistance R10 be connected, N pole and amplification
The diode D3 that the outfan of device P2 is connected, positive pole emitter stage with audion VT1 after resistance R7 is connected
Connect, the output of polar capacitor C3, P pole that negative pole is connected with the electrode input end of amplifier P3 and amplifier P3
The diode D4 that end is connected, N pole electrode input end with amplifier P3 after resistance R9 is connected, negative pole
Be connected with the outfan of amplifier P2, pole that positive pole outfan with amplifier P3 after resistance R11 is connected
Property electric capacity C5, and positive pole is connected with the electrode input end of amplifier P3, the polar capacitor C6 of minus earth
Composition；The grounded collector of described audion VT1；The outfan of described amplifier P2 amplifies as second-order filter
The outfan of circuit；The cathode output end ground connection of described amplifier P3.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 5 Energy Saving Control system
System, it is characterised in that described image acquisition device is TR350 type image acquisition device.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 6 Energy Saving Control system
System, it is characterised in that described luminance sensor is APDS-9002 luminance sensor.
A kind of illuminating lamp of based on constant-current drive circuit the most according to claim 7 Energy Saving Control system
System, it is characterised in that described driving chip U is the integrated chip of AL8807A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193350.9U CN205657895U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on constant -current drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193350.9U CN205657895U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on constant -current drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205657895U true CN205657895U (en) | 2016-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620193350.9U Expired - Fee Related CN205657895U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on constant -current drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205657895U (en) |
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2016
- 2016-03-14 CN CN201620193350.9U patent/CN205657895U/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 | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Xiangrong Inventor before: Zhong Li |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170823 Address after: 510000 Guangdong Province, Huadu District of Guangzhou City Motor City Checheng road and Dongfeng Road Interchange building A2 Patentee after: LEDs-LUX Opto & Illumination Technology Co., Ltd. Address before: 611200 Chongzhou Sichuan Economic Development Zone Youth (College) Venture Park Patentee before: CHENGDU SHENCHUAN ENERGY SAVING ENVIRONMENTAL PROTECTION ENGINEERING CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161019 Termination date: 20190314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |