CN201418177Y - Intelligent control LED lighting circuit - Google Patents
Intelligent control LED lighting circuit Download PDFInfo
- Publication number
- CN201418177Y CN201418177Y CN2009201336368U CN200920133636U CN201418177Y CN 201418177 Y CN201418177 Y CN 201418177Y CN 2009201336368 U CN2009201336368 U CN 2009201336368U CN 200920133636 U CN200920133636 U CN 200920133636U CN 201418177 Y CN201418177 Y CN 201418177Y
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- intelligent control
- circuit
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- control unit
- power supply
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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 relates to an intelligent control LED lighting circuit, which is composed of a high-voltage DC power source, an intelligent control switch module and a loop that is obtained by connecting the LED circuit units serially. The intelligent control LED lighting circuit adopts the serial connection of the intelligent control switch in the high-voltage lighting loop and breaks through aconventional thinking that the LED is only suitable for the intelligent control switch after pressure reduction in operation so that the intelligent control switch is free of high-voltage impulse. The technical problems of stability and interference resistance of the intelligent control circuit are effectively settled. Furthermore the standby power consumption of the intelligent control circuit can be ingeniously used for realizing the intelligent control of two-stage brightness of the LED lighting device.
Description
Technical field
The utility model relates to lighting circuit, is specifically related to a kind of intelligent control LED illumination circuit.
Background technology
In public place such as corridor, parking lot, toilet and park, garden, station, road and family's floor light are used, Based Intelligent Control illuminating lamps such as various acoustic controls, light-operated, human body induction control or acousto-optic control or lighting switch are very commonly used, the illuminating lamp of this intelligent switch control need not hand switch control, can realize automatically that do not work daytime, do not work when nobody is movable evening, someone lights when movable, to reach purpose of saving.
Existing intelligent control switch illuminating lamp or intelligent control switch device, the main automatic control switch of forming by thyristor that adopts, usually by civil power change direct current again step-down its working power is provided, this automatic control switch can only be controlled incandescent lamp, little owing to circuit complexity, the operating current of power saving fluorescent lamp and LED lamp, electronic jamming is serious and reason such as non-pure resistance load characteristic, make the control characteristic of automatic control switch be difficult for stablizing, and be difficult for realizing twin-stage brightness illumination.In addition, power saving fluorescent lamp is implemented frequent shortens the useful life of lamp greatly, therefore, in automatic control switch illumination, particularly corridor lighting, though can reach certain energy-conservation purpose by Based Intelligent Control, but because the automatic control switch life-span is short, the maintenance cost height also must adopt the extremely low incandescent lamp of light efficiency, and intelligent control switch itself also has the quiescent dissipation about 0.5-0.8W, and its synthesis energy saving effect is unsatisfactory.
On the other hand, LED is as the lighting source of a new generation with solid luminescent, have that volume is little, in light weight, light efficiency is high, mechanical strength is big, safe and reliable, life-span length, applying flexible, switch tolerance performance are good, be convenient to plurality of advantages such as control, more energy-conservation more than 95% than incandescent lamp, more energy-conservation more than 2/3rds than power saving fluorescent lamp, be the most desirable selection of Based Intelligent Control lighting source, have the absolute predominance replacement and replace traditional incandescent lamp and power saving fluorescent lamp.
The utility model content
The utility model technical issues that need to address are, how a kind of intelligent control LED illumination circuit is provided, can effectively solve intelligent control switch and be subject to disturb technical barrier with the LED rapid wear, reach purpose of saving, and further realize the control of LED illumination twin-stage brightness fully-automatic intelligent.
Technical problem of the present utility model solves like this: make up a kind of intelligent control LED illumination circuit, be made up of the loop that high-voltage DC power supply, intelligent control switch module and led circuit unit are connected in series successively.
According to the intelligent control LED illumination circuit that the utility model provides, described high-voltage DC power supply is made of the external civil power of power conversion module, and the negative electrode of described DC power supply connects public ground.
According to the intelligent control LED illumination circuit that the utility model provides, include, but are not limited to following two kinds of forms:
(1) described Based Intelligent Control submodule be in photosensitive, sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit any.Sort circuit is a basic circuit, realizes one-level induction control.
(2) described Based Intelligent Control submodule comprises the switch intelligent control unit of the described contactor of control connection and the power supply smart control unit that is used to control described switch intelligent control unit on/off of connecting with described switch intelligent control unit.Sort circuit is a prioritization scheme, can realize the above induction control of secondary or secondary, wherein: described power supply smart control unit and switch intelligent control unit all can be in photosensitive, sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit any one or more control circuit combination.The typical combination scheme is: described power supply smart control unit is a light-operated switch, described switch intelligent control unit be in sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit any.
The intelligent control LED illumination circuit that provides according to the utility model, described Based Intelligent Control submodule also comprises the feedback control unit that is connected with described switch intelligent control unit or power supply smart control unit, and this feedback control unit other end is connected between described DC power supply and the contactor.
According to the intelligent control LED illumination circuit that the utility model provides, be in series with supplementary module between described contactor and the DC power supply; Described supplementary module is current-limiting circuit unit, voltage stabilizing circuit unit or their combination.
According to the intelligent control LED illumination circuit that the utility model provides, single LED lamp in the described led circuit unit or at least two above LED lamp series arm two ends of connecting mutually are parallel with at least one reverse voltage stabilizing didoe.
The intelligent control LED illumination circuit that the utility model provides, employing will be connected on the brand-new circuit engineering in the high pressure lighting loop with the intelligent control switch circuit of operating on low voltage, break through LED and must operate at the conventional thought that just can be applicable to the low-voltage intelligent control circuit through step-down later on, make the intelligent control switch circuit avoid impacting with high pressure because of serial connection technology, effectively solve the technical barrier of intelligence control circuit stability and anti-interference, and can ingeniously utilize the stand-by power consumption of intelligence control circuit, realize the twin-stage brightness Based Intelligent Control of LED lighting device; Utilize the utility model, can be easy to design the LED lighting device of multiple twin-stage brightness Based Intelligent Control, as twin-stage brightness acousto-optic control ceiling light, bulb, fluorescent tube or the like, only can control incandescent lamp in the market to replace, the quiet consumption of standby reaches the corridor lamp of thyristor Energy Saving Control switch He some the baroque relay control switch of 0.5-1W, thereby solved present Based Intelligent Control lighting switch and can only be applied to incandescent lamp, and can not control the technical barrier of power saving fluorescent lamp and LED lamp, be the incandescent lamp that is about to be under an embargo and produce and use in the whole world, good stability is provided, has the illumination substitute in superpower energy-conserving and environment-protective advantage and overlength useful life.
Description of drawings
Further the utility model is elaborated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the circuit block diagram of the utility model basic technical scheme;
Fig. 2 is the typical circuit functional-block diagram of the utility model basic technical scheme;
Fig. 3 is the circuit block diagram of a kind of optimal technical scheme of the utility model;
Fig. 4 is the circuit theory diagrams of the above-mentioned optimal technical scheme of the utility model;
The component names of figure notation representative is as follows in the accompanying drawing:
1---high-voltage DC power supply
2---the intelligent control switch module
3---the led circuit unit
Embodiment
Fig. 1 is the utility model basic technical scheme, is composed in series successively by power conversion module, intelligent control switch module and led circuit unit; The output of described power conversion module is connected with the input of intelligent control switch module, and input is connected with mains supply; The output of described intelligent control switch module is connected with the input of led circuit unit, the output of led circuit unit be connected publicly.
Fig. 2 is a kind of typical scenario circuit block diagram of the utility model, and described intelligent control switch module is made up of Based Intelligent Control submodule and contactor; Described Based Intelligent Control submodule is connected between power conversion module and the LED unit with after contactor is in parallel again; The control output of Based Intelligent Control submodule is connected with the control utmost point of contactor.
Fig. 3 is the utility model optimal technical scheme:
Described Based Intelligent Control submodule is made up of switch intelligent control unit, power supply smart control unit and feedback control unit; Described power supply smart control unit is connected with the switch intelligent control unit, and the input of power supply smart control unit is connected with the output of power conversion module, and output is connected with the input of switch intelligent control unit; The input of described feedback control unit is connected with the input of contactor, output control connection power supply smart control unit or switch intelligent control unit.
Be in series with supplementary module between described contactor and the power conversion module; Described supplementary module is the combinational circuit of current-limiting circuit, voltage stabilizing circuit or current-limiting circuit and voltage stabilizing circuit.
Perhaps, above-mentioned supplementary module is connected to form by resistance or resistance and voltage stabilizing didoe.
Described power supply smart control unit is a light-operated switch, described light-operated switch is made up of transistor and light-sensitive element, the collector and emitter of its transistor is associated between power converting circuit and the switch intelligence control circuit by resistance string, and its light-sensitive element connects or connects the transistor base stage by resistance.
Described intelligent control unit is one or more control circuit combination in photosensitive, sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit.Connect successively and form main LED lighting loop in power conversion module, supplementary module, contactor and led circuit unit, wherein, power supply smart control unit, switch intelligent control unit and feedback control circuit are formed the Based Intelligent Control submodule, in order to the break-make and the work of main LED lighting loop of control circuit switch.The power supply smart control unit provides working power for the switch intelligent control unit, and its on/off is controlled by its inner Based Intelligent Control transducer and feedback control unit.
Fig. 4 is the embodiment circuit theory diagrams of above-mentioned optimal technical scheme, and this embodiment is the twin-stage brightness sound-light controlled LED lighting lamp circuit of a 2.5W.In Fig. 4, power conversion module 1 is made up of resistance-capacitance depressurization (R101, C101), bridge rectifier (VD101-104) and capacitor filter (R102, C102); Intelligent switch control circuit 2, triode VT202 built-up circuit switch wherein, triode VT204 and photo resistance RG201, resistance R 213, R214 form light-operated power supply smart control unit, triode VT203 and resistance R 210, R211 form feedback control unit, voltage stabilizing didoe VS202 and resistance R 212 are formed supplementary module, and all the other elements are formed the audio-switch intelligent control unit; Led circuit unit 3, all white light LEDs (VL301-375) and 25 voltage stabilizing didoes (VS301-325) of series connection are formed the LED reverse parallel connection of every voltage stabilizing didoe and 3 series connection by 75.
In the main LED lighting loop of Fig. 4, the white light LEDs forward stagnation pressure of 75 series connection is reduced to about 255V, and the pressure drop of supplementary module R212 and VS202 is about 13V, designs suitable resistance-capacitance depressurization circuit parameter, to guarantee that LED is at the 20mA current work.Supplementary module R212 and VS202 are used for current limliting and when switching circuit VT202 conducting, provide intelligent control module required minimum operating voltage.
The break-make of power supply smart control unit VT204 is controlled by photo resistance RG201, when daytime, environment had light, the RG201 resistance diminishes, VT204 ends, switch intelligent control unit non-transformer voltage and not working, main LED lighting loop and the equal no power of intelligent control module, LED does not work, and entire circuit does not almost have power consumption; When evening, environment did not have light, it is big that the RG201 resistance becomes, the VT204 conducting, the switch intelligent control unit is started working, at this moment, if surrounding environment sound is less than 40 decibels, the acoustic control passage of switch intelligent control unit is not worked, VT201 keeps initial conducting state, contactor VT202 ends, and led circuit is lighted slightly because of the Weak current (about 3mA) of intelligent control module, because LED light efficiency when the 3mA operating current can reach more than the 140lm/W, the light that makes about 0.5-0.8W LED power be sent is equivalent to the light that the above incandescent lamp of 10W is sent, and is used for corridor lighting and is enough to normal walking; When surrounding environment sound greater than 40 decibels (such as clap the hands, cough etc.) time, acoustic control passage work in the intelligent control module, VT201 transfers to and ending, switching circuit VT202 conducting, led circuit is light by the work of key lighting loop power supply, and along with the automatic time delay circuit in the intelligent control module (C205, R205) time-delay finishes, VT201 recovers conducting, VT202 transfers to and ending, and led circuit transfers little bright power down mode to.
Feedback control unit VT203 is in the system state of leading at ordinary times, only end when switching circuit VT202 conducting, and purpose is to prevent that when LED is light photo resistance RG201 from causing switch intelligence control circuit power work undesired because of receiving led circuit self high light.
Therefore, the intelligent control LED lighting device that this embodiment showed, can realize quiet consumption standby of near-zero and twin-stage brightness illumination, overcome the traditional intelligence control switch and can not realize the twin-stage brilliance control, and multiple deficiencies such as the static power consumption that 0.5-0.8W is arranged all the time wastes are specially adapted to place illuminations such as corridor and garage.
Need to prove that protection range of the present utility model is not limited to described embodiment; do not breaking away under the utility model design concept prerequisite, the small change on any conspicuous replacement or the circuit (as transistor being replaced with switch elements such as controllable silicon) all belongs within the utility model protection range.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.
Claims (10)
1, a kind of intelligent control LED illumination circuit is characterized in that, is made up of the loop that high-voltage DC power supply, intelligent control switch module and led circuit unit are connected in series successively.
According to the described intelligent control LED illumination circuit of claim 1, it is characterized in that 2, described high-voltage DC power supply is made of the external civil power of power conversion module, the negative electrode of described high-voltage DC power supply connects public ground.
3, according to the described intelligent control LED illumination circuit of claim 1, it is characterized in that, described intelligent control switch module is made up of the Based Intelligent Control submodule and the contactor of parallel connection, and the control output of described Based Intelligent Control submodule is connected with the control utmost point of contactor.
4, according to the described intelligent control LED illumination circuit of claim 3, it is characterized in that described Based Intelligent Control submodule is any one or more control circuit combination in photosensitive, sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit.
5, according to the described intelligent control LED illumination circuit of claim 3, it is characterized in that described Based Intelligent Control submodule comprises the switch intelligent control unit of the described contactor of control connection and the power supply smart control unit that is used to control described switch intelligent control unit on/off of connecting with described switch intelligent control unit.
6, according to the described intelligent control LED illumination circuit of claim 5, it is characterized in that, described Based Intelligent Control submodule also comprises the feedback control unit that is connected with described switch intelligent control unit or power supply smart control unit, and this feedback control unit other end is connected between described DC power supply and the contactor.
According to the described intelligent control LED illumination circuit of claim 5, it is characterized in that 7, described power supply smart control unit is a light-operated switch.
8, according to the described intelligent control LED illumination circuit of claim 5, it is characterized in that described switch intelligent control unit is any one or more control circuit combination in sound, human body, infrared, microwave, radio, flue dust, temperature-sensitive or the air-sensitive inductive control circuit.
9, according to the described intelligent control LED illumination circuit of claim 3, it is characterized in that, be in series with supplementary module between described contactor and the DC power supply; Described supplementary module is current-limiting circuit unit, voltage stabilizing circuit unit or their combination.
10, according to each described intelligent control LED illumination circuit of claim 1-9, it is characterized in that single LED lamp in the described led circuit unit or at least two above LED lamp series arm two ends of connecting mutually are parallel with at least one reverse voltage stabilizing didoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201336368U CN201418177Y (en) | 2009-07-13 | 2009-07-13 | Intelligent control LED lighting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201336368U CN201418177Y (en) | 2009-07-13 | 2009-07-13 | Intelligent control LED lighting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201418177Y true CN201418177Y (en) | 2010-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201336368U Expired - Lifetime CN201418177Y (en) | 2009-07-13 | 2009-07-13 | Intelligent control LED lighting circuit |
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| Country | Link |
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| CN (1) | CN201418177Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611187A (en) * | 2012-03-23 | 2012-07-25 | 刘寿伦 | Intelligent sensor LED (light emitting diode) lamp capable of serving for emergency lighting |
| CN103167661A (en) * | 2011-12-08 | 2013-06-19 | 黄琪发 | High-energy-saving light-emitting diode (LED) ceiling lamp (plate lamp) |
| CN103249201A (en) * | 2012-02-06 | 2013-08-14 | 光宝电子(广州)有限公司 | Light emitting diode circuit and light emitting device thereof |
| TWI632753B (en) * | 2017-04-12 | 2018-08-11 | 大鵬科技股份有限公司 | Rf controlled switch box without using neutral wire and a power harvesting switch circuit thereof |
-
2009
- 2009-07-13 CN CN2009201336368U patent/CN201418177Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103167661A (en) * | 2011-12-08 | 2013-06-19 | 黄琪发 | High-energy-saving light-emitting diode (LED) ceiling lamp (plate lamp) |
| CN103249201A (en) * | 2012-02-06 | 2013-08-14 | 光宝电子(广州)有限公司 | Light emitting diode circuit and light emitting device thereof |
| CN102611187A (en) * | 2012-03-23 | 2012-07-25 | 刘寿伦 | Intelligent sensor LED (light emitting diode) lamp capable of serving for emergency lighting |
| TWI632753B (en) * | 2017-04-12 | 2018-08-11 | 大鵬科技股份有限公司 | Rf controlled switch box without using neutral wire and a power harvesting switch circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN HAOJING LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DONGGUAN LUNG LIXIANG LIGHTING TECHNOLOGY CO., LTD. Effective date: 20101101 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 523705 2/F, BUILDING H, YILI INDUSTRY CITY, GUANJINGTOU VILLAGE, FENGGANG TOWN, DONGGUAN CITY, GUANGDONG PROVINCE TO: 518116 BUILDING 1, HUAFENG SCIENCE AND TECHNOLOGY PARK, BAOQING ROAD, BAOLONG INDUSTRIAL CITY, LONGGANG DISTRICT, SHENZHEN CITY |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101101 Address after: 518116 Shenzhen Baolong Industrial City Baoqing road Longgang District Huafeng Science & Technology Park 1 Patentee after: Haojing (Shenzhen) Lighting Technology Co., Ltd. Address before: 523705, Guangdong City, Dongguan province Fenggang town head village, perseverance industrial city, H building, two floor Patentee before: Dongguan Lung Lixiang Lighting Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100303 |
|
| CX01 | Expiry of patent term |