CN107046749A - A kind of intelligent ceiling lamp based on bluetooth - Google Patents

A kind of intelligent ceiling lamp based on bluetooth Download PDF

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Publication number
CN107046749A
CN107046749A CN201710251590.9A CN201710251590A CN107046749A CN 107046749 A CN107046749 A CN 107046749A CN 201710251590 A CN201710251590 A CN 201710251590A CN 107046749 A CN107046749 A CN 107046749A
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CN
China
Prior art keywords
bluetooth
ceiling lamp
led
lamp
intelligent ceiling
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710251590.9A
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Chinese (zh)
Inventor
熊小兵
桂学勤
钟良骥
戴文华
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Hubei University of Science and Technology
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Hubei University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei University of Science and Technology filed Critical Hubei University of Science and Technology
Priority to CN201710251590.9A priority Critical patent/CN107046749A/en
Publication of CN107046749A publication Critical patent/CN107046749A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B45/00Circuit arrangements for operating light emitting diodes [LED]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Abstract

The invention provides a kind of intelligent ceiling lamp based on bluetooth, belong to Internet technical field.It solves the existing low technical problem of ceiling lamp intelligence degree.A kind of intelligent ceiling lamp based on bluetooth, this intelligent ceiling lamp includes some groups of LED groups lamp beads, hardware components and software section:Hardware components include LED drive power, AC DC 5V constant voltage sources, DC DC 3.3V constant voltage sources, bluetooth module and several and the one-to-one LED drive circuit of LED lamp bead;Software section includes a control program.The present invention has the advantages that intelligence degree is high, safe and reliable.

Description

A kind of intelligent ceiling lamp based on bluetooth
Technical field
The invention belongs to Internet technical field, it is related to a kind of intelligent ceiling lamp based on bluetooth.
Background technology
With the progress of science and technology, photometric standard lamp is undergoing a revolution.Various new technologies just be used to replace one after another Incandescent lamp bulb is changed, wherein LED can provide more efficient and more environmentally friendly solution.Business application initial LED is appeared in Last century the seventies, but because its light output is extremely low, application is also only limitted to the fields such as indicator lamp and calculator display screen.Such as The present, the high-capacity LED that can produce white light is constantly lifted in terms of efficiency, and price is also declining year by year, thus it into For one of considerable selection of main flow illumination application.
Intelligent radio light modulation toning LED, not only possesses in energy consumption and on the life-span great advantage, effectively creates low-carbon Life, meanwhile, possess 1600 million colors can unrestricted choice, color that can be according to required for being generated user's request, user can be with Free setting, a kind of light fixture, it is possible to meet all demands of user are carried out by mobile phone and tablet personal computer.
The content of the invention
The purpose of the present invention be for existing technology exist above mentioned problem there is provided a kind of intelligent ceiling based on bluetooth Lamp, the technical problems to be solved by the invention are how to improve the intelligence degree and reliability of ceiling lamp.
The purpose of the present invention can be realized by following technical proposal:A kind of intelligent ceiling lamp based on bluetooth, its feature It is, this intelligent ceiling lamp includes some groups of LED groups lamp beads, hardware components and software section:
The hardware components include LED drive power, AC-DC 5V constant voltage sources, DC-DC3.3V constant voltage sources, bluetooth mould Group and several and the one-to-one LED drive circuit of the LED lamp bead;
The software section includes a control program.
Protective tube, piezo-resistance, negative temperature thermistor NTC, EMC that the LED drive power includes Fuse Type are filtered Circuit and FPC passive power factor correcting circuits.
LED drive power, input voltage exchanges 100~240V, has used a variety of protection devices.There is the insurance of Fuse Type Pipe, fuses automatically when short circuit occurs in circuit or electric current is excessive, disconnecting circuit;There is piezo-resistance, when the voltage at its two ends is equal to Or during beyond its sense voltage, resistance will be equivalent to short circuit, and then blow prime insurance protection of pipe from infinitely great rapid reduction Late-class circuit;Negative temperature thermistor NTC, absorbs surge current, prevents the surge current for the moment being powered to late-class circuit member Part causes what is damaged;EMC filter circuit, for the EMI high-frequency crosstalks between inside the isolation circuit and external world;FPC Passive Powers because Number correcting circuit, improves the power factor of power supply, reduces the loss of reactive power, reaches energy-conserving action.
The input voltage range of the AC-DC 5V constant voltage sources is 100~240V of AC, and output voltage is 5V ± 0.2V, Output current is 500mA.
AC-DC 5V constant voltage sources, are responsible for the power supply of SCM system, and the power supply is made using modular mode, it is desirable to defeated Enter voltage range 100~240V of AC, output voltage 5V ± 0.2V, electric current 500mA, using the maximum energy of professional chip power output 4W or so is reached, compact, operating efficiency is high, strong antijamming capability.
The DC-DC 3.3V constant voltage sources using LDO chips LM1117-3.3 design, its input voltage be DC 4.75~ 10V, output voltage 3.3V ± 0.05V, maximum output current is 800mA, between the VCC and GND of the constant voltage source parallel connection by One 0.1uF small capacitances and 470uF bulky capacitor.
DC-DC 3.3V constant voltage sources are responsible for the power supply of bluetooth module, and the power supply is designed using LDO chips LM1117-3.3, Input voltage 4.75~10V of DC, output voltage 3.3V ± 0.05V, maximum output current is 800mA, in the VCC and GND of power supply A upper 0.1uF in parallel small capacitances and 470uF bulky capacitor are used for decoupling and filtering, it is ensured that after circuit is plus load The stability and anti-interference of 3.3V voltages.
The LED drive circuit is PT4207 control chips.
PT4207 is a high pressure step-down LED drive control chip, using the framework of innovation, may be implemented in 85~265V AC general ACs input range can reliable and stable work, and ensure the high-effect of system, built-in input voltage compensation function is very big Improve LED current stability under different input voltages.Flowing through LED electric current can be set by non-essential resistance.By multi-functional DIM pins are dimmed, resistance or D/C voltage linear regulation LED current can be used, it is possible to use digital pulse signal carries out PWM tune Light, PT4207 has multi-protective function, including load short circuits protection, open-circuit-protection, over-temperature protection.
The LED lamp bead has four groups, and LED lamp bead described in every group has 18 lamp beads.
While four road PT4207 drive circuits are respectively intended to drive as far as possible compact in the road great power LEDs of RGBW tetra-, design Stability is taken into account again, in the positive and negative two ends of every paths of LEDs and the United Nations General Assembly's valued resistor, the energy stored after power-off in quick consumption energy-storage travelling wave tube Amount, protects the life safety of user.
The bluetooth module is based on the consensus standard of bluetooth 4.0, including a single chip computer AT MEGA328, the single-chip microcomputer ATMEGA328 has four and the one-to-one PWM pins of the LED lamp bead.The CC2541 schemes that bluetooth module is used, with list Piece machine ATMEGA328 is communicated by serial ports, and 4 PWM pins of single-chip microcomputer control four paths of LEDs driving chips respectively, and then Realize that the light modulation to ceiling lamp is mixed colours;Bluetooth module is designed using the low-power consumption bluetooth chip CC2541 of TI companies, chip internal Integrated high-performance RF transceivers, enhanced 8051 kernel, programmable flash memory, 8kB RAM etc..Module is based on bluetooth 4.0 Consensus standard, working frequency range is 2.4GHZ scopes, and modulation system is GFSK, and maximum transmission power is 0db, maximum launch range 80 Rice.
The software section is a detection correction program.It is of the invention to detect and correct in time on Software for Design, Again control of the user to intelligent ceiling lamp is maintained.It is main that mechanism is guarded using house dog, when program fleet or unexpected collapse, Mechanism is guarded in triggering, and automatic restarting equipment recovers the function of intelligent ceiling lamp, it is ensured that the sustainability of program.
Compared with prior art, the present invention has advantages below:
1st, the deficiency of existing like product functionally is greatly solved, our product is easier to configuration and networked, user Without buying particular router again.
2nd, the control mode of more diversification causes our equipment to be suitable for the demand of different crowd, allows the elderly The enjoyment of science and technology can easily be enjoyed.
3rd, the illuminator more saved, allow household enjoy color glamour while without worry electric energy consumption.
4th, more intelligent detecting system, each item data of environment in family can be understood at any time.
Brief description of the drawings
Fig. 1 is the electrical block diagram of electricity-saving lamp in the present invention.
Fig. 2 is the principle schematic of detection correction program in the present invention.
Fig. 3 is the principle schematic of LED drive circuit in the present invention.
Fig. 4 is the circuit theory diagrams of bluetooth module in the present invention.
Fig. 5 is the circuit theory diagrams of single-chip microcomputer in the present invention.
Fig. 6 is the circuit theory diagrams of LED drive power in the present invention.
Fig. 7 is the circuit theory diagrams of AC-DC 5V constant voltage sources in the present invention.
Fig. 8 is the circuit theory diagrams of DC-DC 3.3V constant voltage sources in the present invention.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described, But the present invention is not limited to these embodiments.
As shown in figure 1, this intelligent ceiling lamp includes some groups of LED groups lamp beads, hardware components and software section:
Hardware components include LED drive power, AC-DC 5V constant voltage sources, DC-DC 3.3V constant voltage sources, bluetooth module With several and the one-to-one LED drive circuit of the LED lamp bead;
As shown in Fig. 2 software section includes a control program, software section is a detection correction program, and the present invention exists It can detect and correct in time on Software for Design, control of the user to intelligent ceiling lamp is maintained again.It is main to be kept using house dog Protection mechanism, when program fleet or unexpected collapse, mechanism is guarded in triggering, and automatic restarting equipment recovers the function of intelligent ceiling lamp, The sustainability of guarantee program.
As shown in fig. 6, the LED drive power includes protective tube, piezo-resistance, the negative temperature thermistor of Fuse Type NTC, EMC filter circuit and FPC passive power factor correcting circuits, LED drive power, input voltage exchange 100~240V, make With a variety of protection devices.There is the protective tube of Fuse Type, fused automatically when short circuit occurs in circuit or electric current is excessive, disconnect electricity Road;There is piezo-resistance, when the voltage at its two ends is equal to or over its sense voltage, resistance will rapidly reduce from infinitely great, Short circuit is equivalent to, and then blows prime insurance protection of pipe late-class circuit;Negative temperature thermistor NTC, absorbs surge current, prevents The surge current of the moment of energization causes what is damaged to late-class circuit element;EMC filter circuit, for inside isolation circuit and outer EMI high-frequency crosstalks between boundary;FPC passive power factor correcting circuits, improve the power factor of power supply, reduce reactive power Loss, reaches energy-conserving action.
As shown in fig. 7, the input voltage range of AC-DC 5V constant voltage sources be 100~240V of AC, output voltage be 5V ± 0.2V, output current is 500mA;AC-DC 5V constant voltage sources, are responsible for the power supply of SCM system, and the power supply uses modularization side Formula makes, it is desirable to input voltage range 100~240V of AC, output voltage 5V ± 0.2V, electric current 500mA, defeated using professional chip 4W or so can be reached by going out power maximum, and compact, operating efficiency is high, strong antijamming capability.
As shown in figure 8, DC-DC 3.3V constant voltage sources are designed using LDO chips LM1117-3.3, its input voltage is DC 4.75~10V, output voltage 3.3V ± 0.05V, maximum output current is 800mA, between the VCC and GND of the constant voltage source In parallel small capacitances and 470uF bulky capacitor by 0.1uF.
DC-DC 3.3V constant voltage sources are responsible for the power supply of bluetooth module, and the power supply is designed using LDO chips LM1117-3.3, Input voltage 4.75~10V of DC, output voltage 3.3V ± 0.05V, maximum output current is 800mA, in the VCC and GND of power supply A upper 0.1uF in parallel small capacitances and 470uF bulky capacitor are used for decoupling and filtering, it is ensured that after circuit is plus load The stability and anti-interference of 3.3V voltages.
LED drive circuit is PT4207 control chips.
PT4207 is a high pressure step-down LED drive control chip, using the framework of innovation, may be implemented in 85~265V AC general ACs input range can reliable and stable work, and ensure the high-effect of system, built-in input voltage compensation function is very big Improve LED current stability under different input voltages.Flowing through LED electric current can be set by non-essential resistance.By multi-functional DIM pins are dimmed, resistance or D/C voltage linear regulation LED current can be used, it is possible to use digital pulse signal carries out PWM tune Light, PT4207 has multi-protective function, including load short circuits protection, open-circuit-protection, over-temperature protection.
As shown in figure 1, LED lamp bead has four groups, LED lamp bead described in every group has 18 lamp beads.
As shown in figure 3, four road PT4207 drive circuits are respectively intended to drive in the road great power LEDs of RGBW tetra-, design as far as possible Stability is taken into account while compact again, in the positive and negative two ends of every paths of LEDs and the United Nations General Assembly's valued resistor, quick consumption energy-storage travelling wave tube after power-off The energy of middle storage, protects the life safety of user.
As shown in Figure 4 and Figure 5, bluetooth module is based on the consensus standard of bluetooth 4.0, including a single chip computer AT MEGA328, institute Single chip computer AT MEGA328 is stated with four and the one-to-one PWM pins of the LED lamp bead.The CC2541 that bluetooth module is used Scheme, is communicated with single chip computer AT MEGA328 by serial ports, and 4 PWM pins of single-chip microcomputer control four paths of LEDs to drive respectively Chip, and then realize that the light modulation to ceiling lamp is mixed colours;Bluetooth module is designed using the low-power consumption bluetooth chip CC2541 of TI companies, The integrated high-performance RF transceivers of chip internal, enhanced 8051 kernel, programmable flash memory, 8kB RAM etc..Module is based on The consensus standard of bluetooth 4.0, working frequency range is 2.4GHZ scopes, and modulation system is GFSK, and maximum transmission power is 0db, maximum hair Penetrate 80 meters of distance.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.

Claims (8)

1. a kind of intelligent ceiling lamp based on bluetooth, it is characterised in that this intelligent ceiling lamp includes some groups of LED groups lamp beads, firmly Part part and software section:
The hardware components include LED drive power, AC-DC 5V constant voltage sources, DC-DC3.3V constant voltage sources, bluetooth module and Several and the one-to-one LED drive circuit of the LED lamp bead;The software section includes a control program.
2. a kind of intelligent ceiling lamp based on bluetooth according to claim 1, it is characterised in that the LED drive power bag Include protective tube, piezo-resistance, negative temperature thermistor NTC, EMC filter circuit and the FPC PPFCs of Fuse Type Circuit.
3. a kind of intelligent ceiling lamp based on bluetooth according to claim 2, it is characterised in that the AC-DC 5V constant pressures electricity The input voltage range in source is 100~240V of AC, and output voltage is 5V ± 0.2V, and output current is 500mA.
4. a kind of intelligent ceiling lamp based on bluetooth according to claim 3, it is characterised in that the DC-DC 3.3V constant pressures Power supply using LDO chips LM1117-3.3 design, its input voltage be 4.75~10V of DC, output voltage 3.3V ± 0.05V, most Big output current is 800mA, and parallel connection is by 0.1uF small capacitances and one between the VCC and GND of the constant voltage source 470uF bulky capacitor.
5. a kind of intelligent ceiling lamp based on bluetooth according to claim 4, it is characterised in that the LED drive circuit is PT4207 control chips.
6. a kind of intelligent ceiling lamp based on bluetooth according to claim 5, it is characterised in that the LED lamp bead has four groups, LED lamp bead described in every group has 18 lamp beads.
7. a kind of intelligent ceiling lamp based on bluetooth according to claim 6, it is characterised in that the bluetooth module is based on indigo plant The consensus standard of tooth 4.0, including single chip computer AT a MEGA328, the single chip computer AT MEGA328 have four and the LED The one-to-one PWM pins of pearl.
8. a kind of intelligent ceiling lamp based on bluetooth according to claim 7, it is characterised in that the software section is one Detect correction program.
CN201710251590.9A 2017-05-09 2017-05-09 A kind of intelligent ceiling lamp based on bluetooth Pending CN107046749A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471659A (en) * 2018-03-27 2018-08-31 广州雅耀电器有限公司 A kind of bluetooth wall lamp circuit

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Publication number Priority date Publication date Assignee Title
CN204442747U (en) * 2014-12-25 2015-07-01 昆山桑莱特新能源科技有限公司 A kind of Internet of Things light fixture energy-saving controller based on ZigBee technology
CN204887530U (en) * 2015-05-12 2015-12-16 广东凯乐斯光电科技有限公司 Multiplexed output LED long -distance intelligent control power of adjusting luminance
CN205179423U (en) * 2015-12-16 2016-04-20 湖北科技学院 Intelligence ceiling lamp
CN105578639A (en) * 2015-12-09 2016-05-11 浙江凯耀照明股份有限公司 LED lamp and dimming method thereof
CN105848339A (en) * 2016-04-08 2016-08-10 厦门大学 Intelligent dimming toning method and device for multi-color LED illumination light source
CN106061058A (en) * 2016-06-12 2016-10-26 深圳市杰矽科技有限公司 Bluetooth two-mode intelligent light-sound control system and method
CN205793499U (en) * 2016-05-27 2016-12-07 佐臻股份有限公司 The intelligent illuminator of stand-by power consumption can be reduced
CN106545796A (en) * 2016-08-31 2017-03-29 唐艳军 Multifunctional intellectual lamp affixed to the ceiling

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204442747U (en) * 2014-12-25 2015-07-01 昆山桑莱特新能源科技有限公司 A kind of Internet of Things light fixture energy-saving controller based on ZigBee technology
CN204887530U (en) * 2015-05-12 2015-12-16 广东凯乐斯光电科技有限公司 Multiplexed output LED long -distance intelligent control power of adjusting luminance
CN105578639A (en) * 2015-12-09 2016-05-11 浙江凯耀照明股份有限公司 LED lamp and dimming method thereof
CN205179423U (en) * 2015-12-16 2016-04-20 湖北科技学院 Intelligence ceiling lamp
CN105848339A (en) * 2016-04-08 2016-08-10 厦门大学 Intelligent dimming toning method and device for multi-color LED illumination light source
CN205793499U (en) * 2016-05-27 2016-12-07 佐臻股份有限公司 The intelligent illuminator of stand-by power consumption can be reduced
CN106061058A (en) * 2016-06-12 2016-10-26 深圳市杰矽科技有限公司 Bluetooth two-mode intelligent light-sound control system and method
CN106545796A (en) * 2016-08-31 2017-03-29 唐艳军 Multifunctional intellectual lamp affixed to the ceiling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471659A (en) * 2018-03-27 2018-08-31 广州雅耀电器有限公司 A kind of bluetooth wall lamp circuit

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Application publication date: 20170815

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