CN202551430U - Dimming lamp - Google Patents
Dimming lamp Download PDFInfo
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- CN202551430U CN202551430U CN2012201088232U CN201220108823U CN202551430U CN 202551430 U CN202551430 U CN 202551430U CN 2012201088232 U CN2012201088232 U CN 2012201088232U CN 201220108823 U CN201220108823 U CN 201220108823U CN 202551430 U CN202551430 U CN 202551430U
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Abstract
The utility model discloses a dimming lamp, which comprises a power supply module, a lamp panel module and a dimming module. The power supply module is used for converting an external alternating current into a direct current needed for the lamp panel module and the dimming module. The input end of the dimming module is connected with the output end of the power supply module. The output end of the dimming module is connected with the input end of the lamp panel module. According to the above technical proposal, the dimming module of the dimming lamp sends a dimming signal to the lamp panel module, so that the brightness of the lamp is adjusted. Thus, the brightness of the lamp can be adjusted by users according to application environments. The dimming lamp is simple and clear in structure, while the service life and the reliability of the lamp are improved.
Description
Technical field
The utility model relates to electronic technology field, relates in particular to the dimming lamp of a kind of ability free adjustment lamp brightness.
Background technology
The dimming mode of existing lighting apparatus comprises:
Controllable silicon light modulation: circuit itself has just diminished the angle of flow of electric current; In any case the circuit in the controllable silicon back relates to the current waveform that all can not make power import and becomes complete sine wave; Controllable silicon light modulation LED bulb must add some electric capacity buffer circuits, just can avoid bulb when light modulation, to produce flicker.In addition, on the controllable silicon dimmer surface power and energy saving device, though silicon controlled dimming device can reduce the power consumption of incandescent lamp, not representing it to be used for the LED bulb of light modulation can power saving.Because when light modulation, the LED bulb is a little load to traditional silicon controlled dimming device, but load is too little; The silicon control elements switch that can be is unstable; Cause the LED bulb seriously to glimmer, revise this flicker problem, need in controllable silicon light modulation LED bulb, to add load and bleeder resistor; But bleeder resistor must consume 1W to 2W and could effectively overcome the flicker problem under dimming state usually.
Control light modulation: adopt IR remote controller that LED is realized light modulation, can realize switch lamp and use the PWM continuous light tuning, but adopt this method cost high, do not have unified specification, can only be used for high-end residential.
At Chinese utility model patent specification CN201114962Y; Name is called in the technical scheme of " touch switching light modulator "; Proposition is supplied power to touch signal control module and switching output module by the switch sections power module; Control switch output module connection civil power is electrically connected with light modulation part power module behind the operation signal of touch signal control module reception touch sensitive key input module; Light modulation part power module is to the power supply of light-adjusting module and light modulation output loop, and the control light-adjusting module changed the pulsewidth of output square wave after light-adjusting module received the operation signal of knob input module, thereby makes light-adjusting module receive the pulsewidth that control light-adjusting module behind the operation signal of knob input module changes the output square wave; Thereby make the light modulation output loop be supplied to the duty ratio of the Rectified alternating current of LED light lamp to change, reach the purpose of light modulation.But, in this technical scheme, need unite by soft-touch control and knob and realize control; The convenience of operation is poor; Form inner power system by switch sections power module, switching output module and light modulation part power module, the loaded down with trivial details and switching output module use relay of structure, life-span and reliability are restricted; Thereby the family of the various top grades of incompatibility or service location use.
The utility model content
The technical problem that the utility model mainly solves provides a kind of dimming lamp, and it is easy to operate, and simple in structure, reliable.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of dimming lamp is provided, comprises power module, lamp plate module and light-adjusting module; Said power module is used for converting external alternating current to said lamp plate module and the required direct current of light-adjusting module; The input of said light-adjusting module connects the output of said power module, and the output of light-adjusting module connects the input of said lamp plate module; Said light-adjusting module is used for sending dim signal to said lamp plate module; Said light-adjusting module comprises microprocessing unit, energy-storage units, light control unit and switch detecting unit; Said microprocessing unit comprises first to the 3rd control end; The input of said energy-storage units is the input of said light-adjusting module; The output of energy-storage units connects first control end of said microprocessing unit, and the input of light control unit connects second control end of said microprocessing unit, and the output of light control unit connects said lamp plate module; The input of said switch detecting unit connects the output of power module, and the output of switch detecting unit connects the 3rd control end of said microprocessing unit; Said switch detecting unit is used to detect the break-make of said power module and civil power, and transmits control signal to said microprocessing unit; Said microprocessing unit is used for the control signal of responding to switch detecting unit, and sends dimming control signal to said light control unit; Said light control unit is used for sending dim signal according to the dimming control signal that receives to said lamp plate module; Said energy-storage units is used for store electrical energy, for said microprocessing unit provides standby required electric energy.
Concrete, light control unit comprises second triode and first FET; The emitter of second triode is connected in the grid of first FET, and the grounded collector of second triode connects second control end of microprocessing unit behind the series circuit of base stage through the 3rd diode and the 3rd resistance; Said the 3rd resistance is variable resistor.
As preferably, said microprocessing unit is a control chip.
In the example structure of optimizing; Said switch detecting unit comprises first triode; The collector electrode of said first triode connects the 3rd control end with said microprocessing unit; The base stage of first triode connects the negative electrode that connects second diode behind second resistance, and the anode of second diode is connected in the output of said power module.
Wherein, the energy-storage units of said light-adjusting module comprises first resistance, first electric capacity and first diode; The negative electrode of first diode links to each other with the positive pole of first electric capacity, the equal ground connection of negative pole of the anode of first diode and first electric capacity, and the common node that the negative electrode of first diode and first capacitance cathode link is connected the input that connects energy-storage units behind first resistance.
Concrete, said lamp plate module is the LED lamp plate.
The beneficial effect of present technique scheme is: the dimming lamp of present technique scheme, use said light-adjusting module, and send dim signal to said lamp plate module, regulate the brightness of light fixture, make the user can regulate the brightness of lamp according to the application scenario.This dimming lamp is simple in structure clear, helps improving the life-span and the reliability of light fixture.
Description of drawings
Fig. 1 is the system configuration of the dimming lamp of the utility model embodiment;
Fig. 2 is the circuit structure diagram of the light-adjusting module of the utility model technical scheme;
Fig. 3 is the system construction drawing of the light-adjusting module of the utility model technical scheme.
Embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with execution mode and conjunction with figs. and give explanation.
See also Fig. 1, this, the dimming lamp of utility model comprises power module, lamp plate module and light-adjusting module; Said power module is used for converting external alternating current to said lamp plate module and the required direct current of light-adjusting module; The input of said light-adjusting module connects the output of said power module, and the output of light-adjusting module connects the input of said lamp plate module, and said light-adjusting module is used for sending dim signal to said lamp plate module; Said light-adjusting module comprises microprocessing unit, energy-storage units, light control unit and switch detecting unit; Said microprocessing unit comprises first to the 3rd control end; The input of said energy-storage units is the input of said light-adjusting module; The output of energy-storage units connects first control end 5 of said microprocessing unit, and the input of light control unit connects second control end 4 of said microprocessing unit, and the output of light control unit connects said lamp plate module; The input of said switch detecting unit connects the output of power module, and the output of switch detecting unit connects the 3rd control end 1 of said microprocessing unit.Said switch detecting unit is used to detect the break-make of said power module and civil power, and transmits control signal to said microprocessing unit; Said microprocessing unit is used for the control signal of responding to switch detecting unit, and sends dimming control signal to said light control unit; Said light control unit is used for sending dim signal according to the dimming control signal that receives to said lamp plate module; Said energy-storage units is used for store electrical energy, for said microprocessing unit provides standby required electric energy.
This dimming lamp; Through described power module is that lamp plate module and light-adjusting module provide DC power supply; Consult Fig. 3; Described light-adjusting module passes through microprocessing unit, energy-storage units, light control unit and switch detecting unit processing signals, thereby for said lamp plate module dim signal is provided, and accomplishes the whole process of light modulation.
Consult Fig. 2, in the example structure of optimizing, light control unit comprises the second triode Q5 and the first FET Q4; The emitter of the second triode Q5 is connected in the grid of the first FET Q4; The grounded collector of the second triode Q5; Connect second control end 4 of microprocessing unit U7 behind the series circuit of base stage through the 3rd diode D8 and the 3rd resistance R 34; Concrete, said microprocessing unit is a control chip, said the 3rd resistance R 34 is a variable resistor.
Said switch detecting unit comprises the first triode Q6; The collector electrode of the said first triode Q6 connects the 3rd control end 1 with said microprocessing unit U7; The base stage of the first triode Q6 connects the negative electrode that second resistance R, 28 backs connect the second diode D7, and the anode of the second diode D7 is connected in the output of said power module.
The energy-storage units of said light-adjusting module comprises first resistance R 30, first capacitor C 22 and the first diode D9; The negative electrode of the first diode D9 links to each other with the positive pole of first capacitor C 22; The equal ground connection of the negative pole of the anode of the first diode D9 and first capacitor C 22, the negative electrode of the first diode D9 and the input that connects energy-storage units after the anodal common nodes that link of first capacitor C 22 are connected first resistance.
The course of work of this dimming lamp is specific as follows:
Described power module for described light-adjusting module provides work used electric current and voltage, also provides work used electric current and voltage for described lamp plate module simultaneously after the energising of user's unlocking wall switch.Through power module the base stage of the first triode Q6 of said switch detecting unit is got; The first triode Q6 conducting, the 3rd control end 1 of control microprocessing unit U7 is electronegative potential over the ground, exports electronegative potential simultaneously; Said the 3rd resistance R 34 is a variable resistor; The size of the 3rd resistance R 34 has determined the ducting capacity of the second triode Q5, because the second triode Q5 conducting, the grid voltage of the first FET Q4 is also along with decline; The voltage Be Controlled of source class, the brightness of lamp also changes along with the variation of voltage.In the present technique scheme, the conducting size of the second triode Q5 has determined the voltage of the drain electrode of the first FET Q4, thereby has controlled the brightness of lamp on the lamp plate module.When the user turn-offs switch on wall, the power module outage, the switch detection module detects the power module outage; Thereby the lamp of controlling said lamp plate module through light-adjusting module goes out; In this process, the base stage dead electricity of the first triode Q6, thus the first triode Q6 does not work.As improved, said light-adjusting module also comprises energy-storage units, because the energy storage effect of first capacitor C 22, controls this microprocessing unit U7 and keeps the work of awaiting orders of this short time, thereby make microprocessing unit U7 can write down internal data.When user's unlocking wall switch again, after the power module energising, the switch detection module detects power on signal again; The first triode Q6 once more; The 3rd control end 1 of microprocessing unit U7 is positioned at electronegative potential once more, microprocessing unit U7 internal trigger, second control end, 4 internal trigger of described microprocessing unit U7; Second control end 4 of microprocessing unit U7 stops output; Thereby the described second triode Q5 is not worked, the first FET Q4 conducting in the circuit at this moment, thus control the state that described LED lamp is in Gao Liang.If user's unlatching is repeatedly perhaps turn-offed described switch on wall, just can realize light modulation repeatedly.
In this technical scheme; The user passes through the control switch on wall, the size of regulating the 3rd resistance in the dimming lamp, and through described microprocessing unit U7; Realize the work of the said second triode Q5 of control and the first FET Q4, thereby realize the function of brightness adjustment control according to user's demand.This dimming lamp is highly sensitive, and operation is convenient, and is simple in structure, reasonable in design.Through light-adjusting module control light modulation, adopt back level output current control, simpler than traditional simple control circuit, stability is better; Through the microprocessing unit U7 of light-adjusting module, discern user's switch on wall state automatically, use convenient than traditional scheme.
As preferably, said lamp plate module is the LED lamp plate, and the LED lamp plate is of fine quality with it, and durable, energy-conservation is main feature; The transmission angle of regulation range is big, can high temperature resistance, and moistureproof and waterproof; Anticreep, adopt the LED lamp plate, environmental protection; Light is soft, and spectroscopic pure helps user's sight protectio and healthy.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (6)
1. a dimming lamp is characterized in that: comprise power module, lamp plate module and accent
Optical module;
Said power module is used for converting external alternating current to said lamp plate module and the required direct current of light-adjusting module;
The input of said light-adjusting module connects the output of said power module, and the output of light-adjusting module connects the input of said lamp plate module; Said light-adjusting module is used for sending dim signal to said lamp plate module;
Said light-adjusting module comprises microprocessing unit, energy-storage units, light control unit and switch detecting unit; Said microprocessing unit comprises first to the 3rd control end; The input of said energy-storage units is the input of said light-adjusting module; The output of energy-storage units connects first control end of said microprocessing unit, and the input of light control unit connects second control end of said microprocessing unit, and the output of light control unit connects said lamp plate module; The input of said switch detecting unit connects the output of power module, and the output of switch detecting unit connects the 3rd control end of said microprocessing unit;
Said switch detecting unit is used to detect the break-make of said power module and civil power, and transmits control signal to said microprocessing unit; Said microprocessing unit is used for the control signal of responding to switch detecting unit, and sends dimming control signal to said light control unit; Said light control unit is used for sending dim signal according to the dimming control signal that receives to said lamp plate module; Said energy-storage units is used for store electrical energy, for said microprocessing unit provides standby required electric energy.
2. dimming lamp according to claim 1 is characterized in that: light control unit comprises second triode and first FET;
The emitter of second triode is connected in the grid of first FET, and the grounded collector of second triode connects second control end of microprocessing unit behind the series circuit of base stage through the 3rd diode and the 3rd resistance;
Said the 3rd resistance is variable resistor.
3. dimming lamp according to claim 1 and 2 is characterized in that: said microprocessing unit is a control chip.
4. dimming lamp according to claim 1; It is characterized in that: said switch detecting unit comprises first triode; The collector electrode of said first triode connects the 3rd control end with said microprocessing unit; The base stage of first triode connects the negative electrode that connects second diode behind second resistance, and the anode of second diode is connected in the output of said power module.
5. dimming lamp according to claim 1 is characterized in that: the energy-storage units of said light-adjusting module comprises first resistance, first electric capacity and first diode;
The negative electrode of first diode links to each other with the positive pole of first electric capacity, the equal ground connection of negative pole of the anode of first diode and first electric capacity, and the common node that the negative electrode of first diode and first capacitance cathode link is connected the input that connects energy-storage units behind first resistance.
6. dimming lamp according to claim 1 is characterized in that: said lamp plate module is the IED lamp plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201088232U CN202551430U (en) | 2012-03-21 | 2012-03-21 | Dimming lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201088232U CN202551430U (en) | 2012-03-21 | 2012-03-21 | Dimming lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202551430U true CN202551430U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201088232U Expired - Fee Related CN202551430U (en) | 2012-03-21 | 2012-03-21 | Dimming lamp |
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| Country | Link |
|---|---|
| CN (1) | CN202551430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013139005A1 (en) * | 2012-03-21 | 2013-09-26 | 深圳市讯宇创科技有限公司 | Dimming lamp |
-
2012
- 2012-03-21 CN CN2012201088232U patent/CN202551430U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013139005A1 (en) * | 2012-03-21 | 2013-09-26 | 深圳市讯宇创科技有限公司 | Dimming lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20140321 |