CN205408240U - Intelligence corridor lighting controlling means - Google Patents
Intelligence corridor lighting controlling means Download PDFInfo
- Publication number
- CN205408240U CN205408240U CN201620199957.8U CN201620199957U CN205408240U CN 205408240 U CN205408240 U CN 205408240U CN 201620199957 U CN201620199957 U CN 201620199957U CN 205408240 U CN205408240 U CN 205408240U
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- circuit
- power supply
- stm32
- microcontroller
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses an intelligence corridor lighting controlling means, include and keep apart unit, step -down steady voltage unit, constant current power drive circuit, bluetooth module, lithium cell group power, digital control circuit power supply, isolated form processing unit 0, serial ports and 485 processing unit 1 circuit based on STM32's microcontroller circuit, LD3320 language processing unit, BH1750 digit light intensity sensor, EEPROM storage unit, ultrasonic sensor, pyroelectric sensor, opto -coupler digit. The utility model provides a circuit safe and reliable by STM32 circuit production high frequency PWM ripples, keeps apart device drive constant current power circuit through high -speed opto -coupler as the numeral and realizes the pulsewidth modulation of LED lamp, cooperation pyroelectric sensor, and the realization corridor lamp that ultrasonic sensor etc. Can be fine is automatic and intelligent, the utility model discloses can adopt the network deployment of MODBUS agreement, have the wide advantage of suitable environment, microcontroller circuit makes a roof specially, can direct plug, and the reusability is high and the circuit reliability is high, job stabilization.
Description
Technical field
This utility model relates to LED regulation technology field, more precisely, is that a kind of Intelligent corridor lighting controls device.
Background technology
At present, on market sell corridor lamp controller adopt acousto-optic control cannot distinguish the various sound sources such as people, thunder and lightning, firecracker and car alarm accurately, it is easy to cause misoperation.Adopt the thermal source that cannot distinguish people and the house pet such as cat, Canis familiaris L. accurately of infrared thermal release electric illumination control apparatus, it is easy to cause misoperation.Also there is no a kind of corridor lamp control device adapting to multiple situation at present.
Utility model content
For background technology Problems existing, this utility model provides a kind of Intelligent corridor lighting to control device.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of Intelligent corridor lighting controls device, including: based on the microcontroller circuit of STM32, LD3320 language processing unit, BH1750 numeral optical sensor, optocoupler numeral isolated location, PT4115 constant-current power drive circuit, bluetooth module, lithium battery group power supply, isolated supplies administrative unit, digital control circuit power supply；
It is sequentially connected with based on the microcontroller circuit of STM32, optocoupler numeral isolated location, PT4115 constant-current power drive circuit, LED group；LD3320 language processing unit, bluetooth module, BH1750 numeral light illuminating unit are connected with the microcontroller circuit based on STM32 respectively；Lithium battery group power supply is connected with PT4115 constant-current power drive circuit；Lithium battery group power supply, isolated supplies administrative unit, digital control circuit power supply are sequentially connected with, and digital control circuit power supply is connected with LD3320 language processing unit, bluetooth module, BH1750 numeral light illuminating unit respectively.
Also include ultrasonic sensor, pyroelectric sensor；Ultrasonic sensor, pyroelectric sensor are connected with based on the microcontroller circuit of STM32, digital control circuit power supply respectively.
Also include serial ports and 485 communication interface circuits: serial ports and 485 communication interface circuits are connected with digital control circuit power supply by DC-DC insulating power supply, and serial ports and 485 communication interface circuits are connected with the microcontroller circuit based on STM32.
Also including EEPROM storage element, EEPROM storage element is connected with the microcontroller circuit based on STM32.
This utility model adopts three kinds of triggering modes, one uses ultrasonic sensor to coordinate pyroelectric sensor detection pedestrian's stair activity, bluetooth in its two uses bluetooth module detection range is from machine, and its three uses LD3320 language processing unit, processing environment disturbs sound source；Finally sending the data to the microcontroller circuit based on STM32, the microcontroller circuit based on STM32 will according to current time, and the limiting factor such as intensity of illumination carries out Data Fusion, draws according to conditional judgment and whether gives LED response.
When having people near corridor lamp night, pyroelectric sensor receives the infra-red radiation with human body, it is converted into faint voltage signal and sends the microcontroller circuit based on STM32 to, while pyroelectric sensor triggers, microcontroller starts timing, if ultrasonic sensor detects a pulse at the appointed time, microcontroller enables signal to LED one；Repeatable triggering in the process that LED dies down.
In time having people near corridor lamp night, automatically search for due to bluetooth module connect matched from machine (this function needs to match once before use)；When from machine successful connection, microcontroller being triggered and enable signal to LED one；Repeatable triggering in the process that LED dies down.When disconnecting from machine, LED enables signal can anergy.
LD3320 in this utility model is the chip of built-in DSP, there is speech recognition algorithm (existing algorithm) inside, carry out read-write register by 80 buses and realize the initialization of chip, the statement that identify is write chip by the character string of phonetic, the identification of 50 statements can be realized at most.Because noisy existence, filters in the microcontroller in environment, enable signal when microcontroller can be triggered after the success of sound source matching database to LED one；Repeatable triggering in the process that LED dies down.
This utility model, compared with existing corridor lamp controller, has the following advantages and beneficial effect:
1, in this utility model, microcontroller circuit generation high-frequency pulsed width modulation (PWM) based on STM32 isolates the signal contact between PT4115 crossing current driving chip by the form of photoelectrical coupler；The process of one, lamp buffering is given when turning on light, and also make lamp not extinguish immediately when turning off the light, give people additionally, a process dimmed gradually is produced based on the microcontroller circuit of STM32, it is possible to for pointing out people the illuminating state maintaining illuminating lamp in time when illuminating lamp extinguishes；And compensated by the RTC clock in microcontroller, make corridor lamp stable, effectively prevent the misoperation of more than 90%.
2, this utility model circuit safety is reliable, and the brilliance control of LED is quick and precisely, it is possible to use the combination of existing hardware resource, and the brightness flop making lamp is steady, it is to avoid because its high frequency flicker produces spinning sensation；By the isolation between forceful electric power, light current, the isolation between simulation, numeral, circuit Systemon-board has the signal transmission that integrity is better, signal to noise ratio is relatively low, the function of anti-transient impact protection.
3, this utility model can realize the isolation between STM32 and driver by high speed photo coupling as digital isolator part, has advantage applied widely, that suitable environment is wide；The microcontroller debugging selected is convenient, and it makes one piece of top board specially, it is possible to directly plug, and durability is high and circuit reliability is high, working stability；Serial ports and 485 communication interface circuits, rich interface easily and do communication between miscellaneous equipment, can have reliable and stable communication interface；Lithium battery group power supply can realize emergency light function with LED combination.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of digital control circuit power supply of the present utility model；
Fig. 2 is constant-current power driving circuit principle figure of the present utility model；
Fig. 3 is EEPROM memory cell circuit theory diagrams of the present utility model；
Fig. 4 is MAX485 communicating circuit schematic diagram of the present utility model；
Fig. 5 is DC-DC power source of the present utility model isolation circuit theory diagrams；
Fig. 6 is LD3320 language processing unit circuit theory diagrams of the present utility model；
Fig. 7 is ultrasonic sensor circuit theory diagrams of the present utility model；
Fig. 8 is pyroelectric sensor circuit theory diagrams of the present utility model；
Fig. 9 is the microcontroller circuit schematic diagram based on STM32 of the present utility model；
Figure 10 is optocoupler numeral isolated location circuit diagram of the present utility model；
Figure 11 is overall structure schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described further.
nullAs shown in figure 11，This utility model includes LD3320 language processing unit、BH1750 numeral optical sensor、EEPROM storage element、Ultrasonic sensor、Pyroelectric sensor、Optocoupler numeral isolated location、Constant-current power drive circuit、Bluetooth module、Microcontroller circuit based on STM32、Lithium battery group power supply、Digital control circuit power supply、Isolated supplies administrative unit、Serial ports and 485 communication interface circuits: based on the microcontroller circuit of STM32、Optocoupler numeral isolated location、Constant-current power driver element、LED group is sequentially connected with，Lithium battery group power supply、Isolated supplies administrative unit、Digital control circuit power supply、DC-DC insulating power supply is sequentially connected with，LD3320 language processing unit、Bluetooth module、Ultrasonic sensor、Pyroelectric sensor、EEPROM storage element、BH1750 numeral optical sensor、Serial ports and 485 communication units are connected with STM32 microcontroller successively.
As in figure 2 it is shown, PT4115 constant-current power drive circuit includes element U2, R1, C1, D1；LED group input, PWM pin is connected with optocoupler outfan Out_PWM, and the microcontroller circuit based on STM32 connects optocoupler input In_PWM connection.
As it is shown in fig. 7, ultrasonic sensor includes element TL074, decoupling capacitor C16, pull-up resistor R2, R3, ultrasound wave send probe T40, receiving transducer R40 lamp peripheral cell.
In this utility model, based on the microcontroller circuit of STM32 as top layer circuit board, other parts are as bottom circuit board, and two plates 2mm stand connects.This utility model adopts the full isolation that a piece of high speed photo coupling numeral isolated location realizes between pulsewidth modulation (PWM) digital controlled signal and PT4115 strong power part control signal with optically isolated form, isolated supplies management module adopts isolated form DC-DC chip MP2307 to realize the isolation between strong and weak power supply, this utility model uses three kinds of triggering modes, one uses ultrasonic wave module to coordinate pyroelectric sensor detection pedestrian's stair activity, it two uses bluetooth module for bluetooth in detection range from machine, its three uses LD3320 language module, processing environment interference sound source.Finally sending the data to the microcontroller of STM32, the microcontroller of STM32 will according to current time, and the limiting factor such as intensity of illumination carries out Data Fusion, draws according to conditional judgment and whether gives LED response.
The microcontroller of STM32 uses hardware generation high-frequency pulsed width modulation (PWM) to isolate the signal contact between PT4115 crossing current driving chip by the form of photoelectrical coupler.Give the process of one, lamp buffering when turning on light, and make when turning off the light lamp not extinguish immediately, give people one time of buffering.
It is pulsewidth modulation (PWM) control signal and PT4115 operation principle in sum.
When having people near corridor lamp night, pyroelectric sensor receives the infra-red radiation with human body, it is converted into faint voltage signal and sends the microcontroller of STM32 to, while pyroelectric sensor triggers, microcontroller starts timing, if ultrasonic sensor detects a pulse at the appointed time, microcontroller enables signal to LED one.Repeatable triggering in the process that LED dies down.
It is ultrasonic wave module in sum and coordinates the operation principle of pyroelectric sensor.
In time having people near corridor lamp night, owing to bluetooth module is in holotype, can automatically search connect matched from machine (this function needs to match once before use).When from machine successful connection, microcontroller being triggered and enable signal to LED one.Repeatable triggering in the process that LED dies down.When disconnecting from machine, LED enables signal can anergy.
It is the operation principle of bluetooth unit in sum.
As shown in Figure 6, LD3320 language processing unit includes element U7, decoupling capacitor C16, inductance L1 and peripheral cell.LD3320 is the chip of built-in DSP, and there is speech recognition algorithm (existing algorithm) inside, carrys out read-write register by 80 buses and realizes the initialization of chip, the statement that identify is write chip by the character string of phonetic, can realize at most the identification of 50 statements.Because noisy existence, filters in the microcontroller in environment, enable signal when microcontroller can be triggered after the success of sound source matching database to LED one.Repeatable triggering in the process that LED dies down.
It is the operation principle of LD3320 language processing unit in sum.
Seeing Fig. 5, the isolated supplies management circuit part of this utility model device mainly includes element U6, decoupling capacitor C11, inductance L2.nullElement U4 is isolated form DC-DC chip，Model is MP2307，By it, 12V voltage of lithium battery group is converted to the 3.3V low pressure of digital control part needs，And isolated with former 12V voltage，The decoupling capacitor C11 of VIN pin can ensure that the voltage stabilization on its input pin 2，Outfan series inductance L2 has maintenance constant output current，Suppress current spike、The effect of ripple etc.，Shunt capacitance C15 selects the tantalum electric capacity that equivalent series inductance is less，Maintenance output voltage stabilization can be played，Suppress output voltage ripple、The effect of spike etc.，The two elements simultaneously guarantee of work integrity of output end power，Make rear class microcontroller circuit、The digital logic portion such as communicating circuit obtain stable power supply supply，Increase the stability of whole on-board circuitry system、Reliability.
It is the operation principle of isolated supplies administrative section in sum.
Seeing Fig. 9, it is high speed photo coupling device that the optocoupler numeral isolation circuit part of this utility model device mainly includes element U7, and model is 6N137, outfan pull-up resistor R13, R14.High speed photo coupling is used for realizing microcontroller GPIO mouth and controls the digital signal isolation between pin with power drive device, couples; play the function of protection weak control circuit part; greatly improve the safety of Circuits System, it is ensured that the safety of vulnerabilities scan partial circuit, stability.
It is the operation principle of optocoupler numeral isolation circuit part in sum.
See Figure 10, include main control chip based on the microcontroller circuit of STM32, crystal oscillator (8M) and RTC clock crystal oscillator (32.768K) reset circuit, SWD download debugging interface, status indicator lamp, 2mm spacing interface stand.
Main control chip is 32 8-digit microcontroller STM32F103VCT6, this main control chip is operated in 72MHz dominant frequency, 1.25DMIPS/MHz, there is 256KBFlash, 64KBSRAM, 3.3V operating at voltages, up to 80 GPIO, 11 Timers timer units, operating frequency is up to 72MHz, 3*12Bit1usADC D/A conversion unit, 12 passage DMA, support JTAG/SWD debugging, there is CAN, the functional interfaces such as USART communication, there is programming, debugging is convenient, low in energy consumption, disposal ability is strong, the advantage that peripheral module is many, plate is driven suitable in this complete isolated brush direct current motor.Main control chip adopts 2mm spacing stand to be connected with base plate as top board, has pluggable, the convenient advantage replaced.
It is the operation principle of microcontroller circuit part in sum.
Seeing Fig. 4,485 communicating circuit parts of this utility model device mainly include element U1, build-out resistor R2, MX3.00mm2 runners.U1 is 485 communication chip MAX485, has communication and stablizes, accounts for the features such as area on plate is little, low in energy consumption, peripheral circuit is simple, it is possible to 485 interfaces of miscellaneous equipment in lift-launch, forms 485 communication networks, communicate stable, reliable.
It is the operation principle of 485 communicating circuit parts in sum.
The above is most preferred embodiment of the present utility model; not this utility model is done any pro forma restriction; every any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still falls within protection domain of the present utility model.
Claims (4)
1. an Intelligent corridor lighting controls device, it is characterized in that, including: based on the microcontroller circuit of STM32, LD3320 language processing unit, BH1750 numeral optical sensor, optocoupler numeral isolated location, PT4115 constant-current power drive circuit, bluetooth module, lithium battery group power supply, isolated supplies administrative unit, digital control circuit power supply；
It is sequentially connected with based on the microcontroller circuit of STM32, optocoupler numeral isolated location, PT4115 constant-current power drive circuit, LED group；LD3320 language processing unit, bluetooth module, BH1750 numeral light illuminating unit are connected with the microcontroller circuit based on STM32 respectively；Lithium battery group power supply is connected with PT4115 constant-current power drive circuit；Lithium battery group power supply, isolated supplies administrative unit, digital control circuit power supply are sequentially connected with, and digital control circuit power supply is connected with LD3320 language processing unit, bluetooth module, BH1750 numeral light illuminating unit respectively.
2. a kind of Intelligent corridor lighting according to claim 1 controls device, it is characterised in that: also include ultrasonic sensor, pyroelectric sensor；Ultrasonic sensor, pyroelectric sensor are connected with based on the microcontroller circuit of STM32, digital control circuit power supply respectively.
3. a kind of Intelligent corridor lighting according to claim 2 controls device, it is characterized in that: also include serial ports and 485 communication interface circuits: serial ports and 485 communication interface circuits are connected with digital control circuit power supply by DC-DC insulating power supply, and serial ports and 485 communication interface circuits are connected with the microcontroller circuit based on STM32.
4. a kind of Intelligent corridor lighting according to claim 3 controls device, it is characterised in that: also including EEPROM storage element, EEPROM storage element is connected with the microcontroller circuit based on STM32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620199957.8U CN205408240U (en) | 2016-03-15 | 2016-03-15 | Intelligence corridor lighting controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620199957.8U CN205408240U (en) | 2016-03-15 | 2016-03-15 | Intelligence corridor lighting controlling means |
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| Publication Number | Publication Date |
|---|---|
| CN205408240U true CN205408240U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620199957.8U Expired - Fee Related CN205408240U (en) | 2016-03-15 | 2016-03-15 | Intelligence corridor lighting controlling means |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110634484A (en) * | 2019-09-06 | 2019-12-31 | 苏州沃尚光电科技有限公司 | Voice intelligent control module capable of adapting to low-voltage driving |
-
2016
- 2016-03-15 CN CN201620199957.8U patent/CN205408240U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110634484A (en) * | 2019-09-06 | 2019-12-31 | 苏州沃尚光电科技有限公司 | Voice intelligent control module capable of adapting to low-voltage driving |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |