CN205611018U - Energy -saving control system for light based on AD converting circuit - Google Patents
Energy -saving control system for light based on AD converting circuit Download PDFInfo
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- CN205611018U CN205611018U CN201620195688.8U CN201620195688U CN205611018U CN 205611018 U CN205611018 U CN 205611018U CN 201620195688 U CN201620195688 U CN 201620195688U CN 205611018 U CN205611018 U CN 205611018U
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses an energy -saving control system for light based on AD converting circuit, including the singlechip, the power that all is connected with the singlechip, image collector, AD converting circuit and constant -current drive circuit to and the luminance sensor who is connected with AD converting circuit. 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, make the utility model discloses a control system has realized energy -conserving requirement.
Description
Technical field
This utility model relates to a kind of energy-saving control system, particularly relates to a kind of based on A/D change-over circuit
Illuminating lamp energy-saving control system.
Background technology
In actual life, illuminating lamp behaviour door brings a lot of convenient, and it is raw that present illuminating lamp has become as people
Requisite electrical equipment in work.But, the mode of existing illuminating lamp many employings Non-follow control realizes lamp
It is turned on and off, is i.e. turned on and off illuminating lamp by spring-piece type mechanical switch, due 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, the energy-saving control system that can automatically turn on or close is applied to commonly
Illuminating lamp be a kind of inexorable trend.
Utility model content
The purpose of this utility model is to overcome the illuminating lamp control system of prior art can not automatic control lamp
The defect being turned on and off, it is provided that a kind of illuminating lamp energy-saving control system based on A/D change-over circuit.
This utility model is achieved through the following technical solutions: a kind of illuminating lamp based on A/D change-over circuit saves
Energy control system, including single-chip microcomputer, the power supply being all connected with single-chip microcomputer, image acquisition device, A/D change electricity
Road and constant-current drive circuit, and the luminance sensor being connected with A/D change-over circuit.
Described constant-current drive circuit by driving chip U1, audion VT1, N pole after resistance R4 with audion
The diode D1 that the base stage of VT1 is connected, P pole is connected with the VIN pin of driving chip U1, positive pole with drive
The VIN pin of dynamic chip U1 is connected, negative pole polar capacitor C2 of ground connection after resistance R1, negative pole sequentially warp
After resistance R3 and resistance R2 the VIN pin with driving chip U1 be connected, the base stage of positive pole and audion VT1
The polar capacitor C3 being connected, positive pole CTRL pin with driving chip U1 after resistance R5 is connected, negative
Pole is collectively forming the input of constant-current drive circuit with the VIN pin of driving chip U1 and is connected with single-chip microcomputer
Polar capacitor C1, P pole be connected with the SW pin of driving chip U1, the transmitting of N pole and audion VT1
The diode D2 that pole is connected, and negative pole emitter stage with audion VT1 after adjustable resistance R7 is connected,
The polar capacitor C4 composition that positive pole base stage with audion VT1 after resistance R6 is connected；Described driving chip
The SET pin of U1 is connected with the N pole of diode D1, GND pin ground connection；The collection of described audion VT1
The negative pole of electrode ground connection, its base stage and polar capacitor C4 is collectively forming the outfan of constant-current drive circuit.
Described A/D change-over circuit is by conversion chip U2, audion VT2, amplifier P, and negative pole is after resistance R9
Be connected with the FYSN pin of conversion chip U2, positive pole as the input of A/D change-over circuit and passes with brightness
The polar capacitor C5 that sensor is connected, one end is connected with the negative pole of polar capacitor C5, the other end and conversion core
The resistance R8 that the SDAT pin of sheet U2 is connected, positive pole is connected with the SCK pin of conversion chip U2, bears
Polar capacitor C6, the P pole that pole is connected with the MOSI pin of conversion chip U2 after adjustable resistance R10 with turn
Change the diode D3 that SCK pin is connected, N pole is connected of chip U2 with the PF2 pin of conversion chip U2,
N pole is connected with the electrode input end of amplifier P, P pole negative pole with polar capacitor C6 after resistance R11 is connected
The diode D6 connect, negative pole outfan with amplifier P after resistance R15 is connected, positive pole is through resistance R14
Polar capacitor C8, the P pole being connected with the P pole of diode D6 afterwards is connected with the P pole of diode D6, N pole
The diode D4 being connected with the base stage of audion VT2, positive pole is connected with the negative input of amplifier P,
The polar capacitor C9 that negative pole emitter stage with audion VT2 after resistance R13 is connected, and negative pole sequentially warp
After resistance R12 and diode D5 the negative pole with polar capacitor C9 be connected, the MOSI of positive pole and conversion chip U2
The polar capacitor C7 composition that pin is connected；The P pole phase of the PF1 pin of described conversion chip U2 and diode D3
Connect, GND pin ground connection；The grounded collector of described audion VT2；The outfan of described amplifier P is made
For the outfan of A/D change-over circuit and it is connected with single-chip microcomputer.
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 U1 is AL8807A collection
Become chip；Described conversion chip U2 is the integrated chip of AD9834.
This utility model compared with prior art has the following advantages and beneficial effect:
(1) letter of the natural brightness in the illuminating lamp range that luminance sensor of the present utility model will gather
Breath is transferred to single-chip microcomputer；Meanwhile, image acquisition device by the illuminating lamp range internal information monitored and transmits
To single-chip microcomputer, 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, at list
When the output of sheet machine controls electric current to constant-current drive circuit, this constant-current drive circuit can provide stable for illuminating lamp
Operating current, thus improve the stability of control system of the present utility model.
(3) A/D change-over circuit of the present utility model can eliminate the illuminating lamp use model that luminance sensor collects
Enclosing the interference signal in interior natural brightness signal, meanwhile, luminance signal can also be turned by this A/D change-over circuit
It is transferred to single-chip microcomputer, it is ensured that single-chip microcomputer connects after being changed to brightness data signal and being amplified by this brightness data signal
The accuracy of the signal received.
(4) this utility model employs TR350 type image acquisition device highly sensitive, that monitoring range is wide, carries
The high 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 energy-saving control system control of this illuminating lamp
The accuracy of system.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the electrical block diagram of constant-current drive circuit of the present utility model.
Fig. 3 is the electrical block diagram of A/D change-over 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 enforcement of the present utility model
Mode is not limited to this.
Embodiment
As it is shown in figure 1, a kind of illuminating lamp energy-saving control system based on A/D change-over circuit of the present utility model,
Including single-chip microcomputer, the power supply being all connected with single-chip microcomputer, image acquisition device, A/D change-over circuit and constant-current driving
Circuit, and the luminance sensor being connected with A/D change-over circuit.
When this utility model is implemented, described single-chip microcomputer is the integrated chip of FP7103, the integrated chip of this FP7103
LX pin be connected with image acquisition device, VCC pin is connected with power supply.Described power supply is 12V direct current
Voltage, 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 highly sensitive, prison
The TR350 type image acquisition device that survey scope is wide, this image acquisition device is for gathering the figure in illuminating lamp range
Image signal, and the picture signal collected is transferred to single-chip microcomputer.Described single-chip microcomputer is receiving image
When the picture signal of harvester transmission is the signal having people, this single-chip microcomputer then exports control electric current makes brightness sense
Natural brightness signal in illuminating lamp range is acquired by device, and described luminance sensor will collect
Natural brightness signal in illuminating lamp range exports through A/D change-over circuit.Described A/D change-over circuit energy
Eliminate the interference signal in the natural brightness signal in the illuminating lamp range that luminance sensor collects, with
Time, luminance signal can also be converted to brightness data signal and be put by this brightness data signal by this A/D change-over circuit
Being transferred to single-chip microcomputer after great, single-chip microcomputer is then by drawing brightness value after being analyzed this brightness data signal.
Luminance sensor of the present utility model the most preferentially have employed highly sensitive APDS-9002 luminance sensor；Described
Single-chip microcomputer in prestore visual brightness value, 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 control electric current is to constant-current drive circuit, and this constant-current drive circuit then exports stable driving electric current
To illuminating lamp, lamp is unlocked；Meanwhile, single-chip microcomputer is not providing electric current, luminance sensor for luminance sensor
Quit 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, after single-chip microcomputer obtains this signal
Just stop controlling electric current for constant-current drive circuit output, stop output after this constant-current drive circuit dead electricity and drive electricity
Stream, illuminating lamp extinguishes.Natural brightness in the illuminating lamp range that described luminance sensor collects is equal to
Or during more than the brightness value prestored in single-chip microcomputer, image acquisition device has collected people in illuminating lamp range
Single-chip microcomputer also will not control electric current, i.e. illuminating lamp to constant-current drive circuit output will not be bright.
As in figure 2 it is shown, described constant-current drive circuit is by driving chip U1, audion VT1, resistance R1, resistance
R2, resistance R3, resistance R4, resistance R5, resistance R6, adjustable resistance R7, polar capacitor C1, polarity electricity
Hold C2, polar capacitor C3, polar capacitor C4, diode D1, and diode D2 composition.
During connection, the N pole of diode D1 base stage with audion VT1 after resistance R4 is connected, P pole with drive
The VIN pin of dynamic chip U1 is connected.The positive pole of polar capacitor C2 is connected with the VIN pin of driving chip U1
Connect, negative pole ground connection after resistance R1.The negative pole of polar capacitor C3 sequentially after resistance R3 and resistance R2 with driving
The VIN pin of chip U1 is connected, positive pole is connected with the base stage of audion VT1.
Wherein, the positive pole of polar capacitor C1 CTRL pin with driving chip U1 after resistance R5 be connected,
The LX1 pin of negative pole chip integrated with FP7103 is connected.The P pole of diode D2 and the SW of driving chip U1
Pin is connected, N pole is connected with the emitter stage of audion VT1.The negative pole of polar capacitor C4 is through adjustable resistance
After R7, the emitter stage with audion VT1 is connected, positive pole base stage with audion VT1 after resistance R6 is connected
Connect.The SET pin of described driving chip U1 is connected with the N pole of diode D1, GND pin ground connection；Institute
Stating the grounded collector of audion VT1, its base stage is collectively forming constant-current driving electricity with the negative pole of polar capacitor C4
The outfan on road is also connected with illuminating lamp.The VIN pin of described driving chip U1 and the integrated chip of FP7103
LX2 pin be connected.
During operation, single-chip microcomputer output controls the electric current CTRL by the driving chip U1 in constant-current drive circuit
Pin inputs, and driving chip U1 will export stable driving electric current after this current processing, and this driving electric current can be steady
Fixed driving illuminating lamp, is the operating current that illuminating lamp provides stable, thus improves of the present utility model
The stability of control system.In order to preferably implement this utility model, described driving chip U1 is stable performance
The integrated chip of AL8807A.
As it is shown on figure 3, described A/D change-over circuit is by conversion chip U2, audion VT2, amplifier P, resistance
R8, resistance R9, adjustable resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15,
Polar capacitor C5, polar capacitor C6, polar capacitor C7, polar capacitor C8, polar capacitor C9, diode
D3, diode D4, diode D5, and diode D6 form.
During connection, the negative pole of polar capacitor C5 FYSN pin with conversion chip U2 after resistance R9 is connected,
Positive pole as the input of A/D change-over circuit and is connected with luminance sensor.One end of resistance R8 and polarity electricity
The negative pole of appearance C5 is connected, the other end is connected with the SDAT pin of conversion chip U2.Polar capacitor C6's
Positive pole is connected with the SCK pin of conversion chip U2, negative pole after adjustable resistance R10 with conversion chip U2's
MOSI pin is connected.The P pole of diode D3 is connected with the SCK pin of conversion chip U2, N pole with turn
The PF2 pin changing chip U2 is connected.
Wherein, the N pole of diode D6 be connected with the electrode input end of amplifier P, P pole after resistance R11 with
The negative pole of polar capacitor C6 is connected.The negative pole of polar capacitor C8 after resistance R15 with the outfan of amplifier P
Be connected, positive pole P pole with diode D6 after resistance R14 is connected.The P pole of diode D4 and diode
The P pole of D6 is connected, N pole is connected with the base stage of audion VT2.The positive pole of polar capacitor C9 and amplifier
The negative input of P is connected, negative pole emitter stage with audion VT2 after resistance R13 is connected.Polarity
The negative pole of electric capacity C7 P pole with diode D5 after resistance R12 is connected, the N pole of described diode D5 then with
The negative pole of polar capacitor C9 is connected, and the positive pole of described polar capacitor C7 is then managed with the MOSI of conversion chip U2
Foot is connected.
The PF1 pin of described conversion chip U2 is connected with the P pole of diode D3, GND pin ground connection；Described
The grounded collector of audion VT2；The outfan of described amplifier P as A/D change-over circuit outfan also
The FB pin of chip integrated with FP7103 is connected.
During operation, A/D change-over circuit can eliminate the nature in the illuminating lamp range that luminance sensor collects
Interference signal in luminance signal, meanwhile, luminance signal is turned by this A/D change-over circuit by conversion chip U2
Be changed to brightness data signal, the brightness data signal after this conversion by amplifier P and adjustable resistance R10, three
The amplifying circuit that pole pipe VT2, diode D6 and polar capacitor C9 are formed is transferred to monolithic after being amplified processing
Machine, it is ensured that the accuracy of the signal that single-chip microcomputer receives, ensures that the height of illuminating lamp of the present utility model
Precision intelligence control system can accurately control being turned on and off of illuminating lamp, makes this control system energy preferably
Realize energy-conservation requirement.In order to preferably implement this utility model, described conversion chip U2 is then for stable performance
The integrated chip of AD9834.
As it has been described above, this utility model just can well be realized.
Claims (7)
1. an illuminating lamp energy-saving control system based on A/D change-over circuit, it is characterised in that: include list
Sheet machine, the power supply being all connected with single-chip microcomputer, image acquisition device, A/D change-over circuit and constant-current drive circuit,
And the luminance sensor being connected with A/D change-over circuit.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 1,
It is characterized in that, described constant-current drive circuit is by driving chip U1, and audion VT1, N pole is after resistance R4
Be connected with the base stage of audion VT1, diode D1 that P pole is connected with the VIN pin of driving chip U1,
Positive pole is connected with the VIN pin of driving chip U1, negative pole polar capacitor C2 of ground connection after resistance R1, negative
Pole is sequentially connected through resistance R3 VIN pin with driving chip U1 after resistance R2, positive pole and audion
The polar capacitor C3 that the base stage of VT1 is connected, positive pole after resistance R5 with the CTRL pin of driving chip U1
Be connected, the VIN pin of negative pole and driving chip U1 be collectively forming constant-current drive circuit input and with list
Polar capacitor C1, the P pole that sheet machine is connected is connected with the SW pin of driving chip U1, N pole and audion
The diode D2 that the emitter stage of VT1 is connected, and negative pole after adjustable resistance R7 with audion VT1 send out
The polar capacitor C4 composition that emitter-base bandgap grading is connected, positive pole base stage with audion VT1 after resistance R6 is connected；
The SET pin of described driving chip U1 is connected with the N pole of diode D1, GND pin ground connection；Described three
The grounded collector of pole pipe VT1, its base stage is collectively forming constant-current drive circuit with the negative pole of polar capacitor C4
Outfan.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 2,
It is characterized in that, described A/D change-over circuit is by conversion chip U2, audion VT2, amplifier P, negative pole warp
After resistance R9 the FYSN pin with conversion chip U2 be connected, positive pole as A/D change-over circuit input also
The polar capacitor C5 being connected with luminance sensor, one end is connected with the negative pole of polar capacitor C5, the other end
The resistance R8 being connected with the SDAT pin of conversion chip U2, the SCK pin phase of positive pole and conversion chip U2
The polar capacitor C6 that connection, negative pole are connected with the MOSI pin of conversion chip U2 after adjustable resistance R10,
P pole is connected with the SCK pin of conversion chip U2, N pole is connected with the PF2 pin of conversion chip U2 two
Pole pipe D3, N pole is connected with the electrode input end of amplifier P, P pole after resistance R11 with polar capacitor C6
The diode D6 that is connected of negative pole, negative pole outfan with amplifier P after resistance R15 is connected, positive pole
The P pole phase of polar capacitor C8, the P pole being connected with the P pole of diode D6 after resistance R14 and diode D6
The diode D4 that connection, N pole are connected with the base stage of audion VT2, positive pole inputs with the negative pole of amplifier P
The polar capacitor C9 that end is connected, negative pole emitter stage with audion VT2 after resistance R13 is connected, and
Negative pole is sequentially connected through resistance R12 negative pole with polar capacitor C9 after diode D5, positive pole and conversion core
The polar capacitor C7 composition that the MOSI pin of sheet U2 is connected；The PF1 pin of described conversion chip U2 and two poles
The P pole of pipe D3 is connected, GND pin ground connection；The grounded collector of described audion VT2；Described amplifier
The outfan of P as the outfan of A/D change-over circuit and is connected with single-chip microcomputer.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 3,
It is characterized in that, described image acquisition device is TR350 type image acquisition device.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 4,
It is characterized in that, described luminance sensor is APDS-9002 luminance sensor.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 5,
It is characterized in that, described driving chip U1 is the integrated chip of AL8807A.
A kind of illuminating lamp energy-saving control system based on A/D change-over circuit the most according to claim 6,
It is characterized in that, described conversion chip U2 is the integrated chip of AD9834.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195688.8U CN205611018U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on AD converting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195688.8U CN205611018U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on AD converting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205611018U true CN205611018U (en) | 2016-09-28 |
Family
ID=56962116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620195688.8U Expired - Fee Related CN205611018U (en) | 2016-03-14 | 2016-03-14 | Energy -saving control system for light based on AD converting circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205611018U (en) |
-
2016
- 2016-03-14 CN CN201620195688.8U patent/CN205611018U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20180314 |