CN111586916B - A LED lamp - Google Patents
A LED lamp Download PDFInfo
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- CN111586916B CN111586916B CN202010511598.6A CN202010511598A CN111586916B CN 111586916 B CN111586916 B CN 111586916B CN 202010511598 A CN202010511598 A CN 202010511598A CN 111586916 B CN111586916 B CN 111586916B
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- 239000003086 colorant Substances 0.000 claims description 10
- 238000005265 energy consumption Methods 0.000 abstract 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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Abstract
本发明提供一种LED灯，包括：若干个预定信号的接收端、信号转换模块、若干个原色模块和一白光模块；若干个预定信号的接收端与所述若干个原色模块的输入端一一对应连接，若干个预定信号的接收端用于接收驱动所述原色模块发光的发光信号；所述信号转换模块的输入端分别与若干个所述预定信号的接收端一一对应连接，还与若干个所述原色模块的输入端一一对应连接，输出端与所述白光模块连接，所述信号转换模块用于根据所述发光信号驱动对应的所述原色模块发光，其中，当若干个所述预定信号的接收端均接收到所述发光信号时，所述信号转换模块驱动所述白光模块发光，且若干所述原色模块不发光。解决了能量耗费的技术问题。
The present invention provides an LED lamp, comprising: a plurality of receiving ends of predetermined signals, a signal conversion module, a plurality of primary color modules and a white light module; the receiving ends of the plurality of predetermined signals are connected one-to-one with the input ends of the plurality of primary color modules, and the receiving ends of the plurality of predetermined signals are used to receive luminous signals driving the primary color modules to emit light; the input end of the signal conversion module is respectively connected one-to-one with the receiving ends of the plurality of predetermined signals, and is also connected one-to-one with the input ends of the plurality of primary color modules, and the output end is connected with the white light module, and the signal conversion module is used to drive the corresponding primary color module to emit light according to the luminous signal, wherein when the receiving ends of the plurality of predetermined signals all receive the luminous signal, the signal conversion module drives the white light module to emit light, and the plurality of primary color modules do not emit light. The technical problem of energy consumption is solved.
Description
Technical Field
The invention relates to the technical field of lamps, in particular to an LED lamp.
Background
In some activities, various decorations are usually used to decorate the spot, and the decorations usually include decorative lights, which are usually controlled by LED decorative lights, and the LED decorative lights are usually three colors, red, green and blue, respectively.
Because the LED decorative lighting lamp only has red, green and blue colors, when the required light is white, the red, green and blue colors are mixed to obtain white light, the light consistency is difficult to control when RGB mixed white light appears in the mass production process due to the limit of the LED production process, the brightness of the RGB mixed white light is lower and is about half of that of a white LED, the light of the LED is controlled by adding a group of white LED lamps and respectively generating data of four channels of R, G, B and W (white), but a PC display system processes the color of RGB, a W channel is added, additional real-time processing signals are required, the data volume is huge when the signals are acquired in real time, customers are difficult to process when the non-real-time acquisition effect is changed, and a large amount of data processing can cause resource consumption, so that the PC display system has room for improvement.
Disclosure of Invention
The invention aims to provide an energy-saving LED lamp, which solves the technical problems of high power consumption for meeting the brightness requirement of white light.
The invention provides an LED lamp which comprises a plurality of preset signal receiving ends, a signal conversion module, a plurality of primary color modules and a white light module, wherein the preset signal receiving ends are connected with the input ends of the primary color modules in a one-to-one correspondence mode, the preset signal receiving ends are used for receiving luminous signals for driving the primary color modules to emit light, the input ends of the signal conversion module are respectively connected with the preset signal receiving ends in a one-to-one correspondence mode, the signal conversion module is also connected with the input ends of the primary color modules in a one-to-one correspondence mode, the output ends of the signal conversion module are connected with the white light module, and the signal conversion module is used for driving the corresponding primary color modules to emit light according to the luminous signals, wherein when the preset signal receiving ends all receive the luminous signals, the signal conversion module drives the white light module to emit light, and the primary color modules do not emit light.
Preferably, the predetermined signals comprise a red light signal, a green light signal and a blue light signal, the primary color modules comprise an R light-emitting module, a G light-emitting module and a B light-emitting module, and the input ends of the R light-emitting module, the G light-emitting module and the B light-emitting module are respectively connected with the receiving ends of the red light signal, the green light signal and the blue light signal in a one-to-one correspondence manner.
Preferably, the signal conversion module includes an and gate module, a plurality of input ends of the and gate module are correspondingly connected with a plurality of receiving ends of the predetermined signals, and an output end of the and gate module is electrically connected with the white light module, wherein the white light module is turned on when the output of the and gate module is true.
Preferably, the and gate module includes a plurality of first diodes, and cathodes of the plurality of first diodes are connected with receiving ends of the plurality of predetermined signals in a one-to-one correspondence manner.
Preferably, the white light module comprises a light emitting LED lamp LW, a switching device, a resistor R4 and a resistor RW, wherein the anode of the LED lamp LW is connected with a power supply, the cathode of the LED lamp LW is connected with a first end of the resistor RW, a second end of the resistor RW is connected with an output end of the switching device, and the cathodes of a plurality of first diodes are in one-to-one correspondence with a plurality of receiving ends of the preset signals.
Preferably, the conversion module further comprises a plurality of second diodes, the anodes of the second diodes are connected with the receiving ends of the predetermined signals in a one-to-one correspondence mode, and the cathodes of the second diodes are connected with the output ends of the switching devices.
Preferably, the primary color module comprises a plurality of luminous LED lamps and a plurality of switching triodes, the lamplight color of the luminous LED lamps is red, green and blue primary colors, the base electrodes of the switching triodes are connected with the receiving ends of the preset signals in a one-to-one correspondence manner, and the collector electrodes of the switching triodes are connected with the negative electrodes of the luminous LED lamps.
Preferably, the plurality of switching triodes are NPN triodes.
Compared with the prior art, the invention has the advantages that the corresponding primary color modules emit light as usual by inputting the light-emitting signals for driving the primary color modules to the preset signal receiving end, the input ends of the signal conversion modules are respectively connected with the receiving ends of the preset signals in a one-to-one correspondence manner and are also connected with the input ends of the primary color modules in a one-to-one correspondence manner, the output ends of the signal conversion modules are connected with the white light modules, when the light-emitting signals are received by the receiving ends of the preset signals, the light-emitting signals of the primary color modules are converted into the light-emitting signals for driving the white light modules by the conversion modules, so that the white light modules are driven to emit light, the primary color modules do not emit light, the white light emitted by the white light modules is used for replacing the white light formed by the white light-emitting modules, the brightness of the white light is larger than the mixed brightness, the color difference does not exist, the brightness and chromaticity requirements of the white light-emitting light are not required, the white light-emitting modules are not required to be lightened, a W channel is not required to be additionally arranged, only the white light-emitting module is required to be lightened, the power in the circuit is reduced, and simultaneously, the white light module and the primary color module adopt the same light-emitting signal to emit light, and the light, so that the data processing is free of data and the data processing resources. The technical problem of resource consumption is solved.
Drawings
FIG. 1 is a schematic diagram of the circuit connection of an LED lamp according to the present invention;
FIG. 2 is a schematic circuit diagram of embodiment 2 of an LED lamp according to the present invention;
fig. 3 is a schematic circuit connection diagram of embodiment 3 of the LED lamp according to the present invention.
Detailed Description
The embodiment of the invention provides an LED lamp capable of saving resources, saving energy and protecting environment, and solves the technical problem of resource consumption.
In order to make the present invention better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, fig. 1 is a schematic circuit connection diagram of an LED lamp according to the present invention, wherein the LED lamp includes a plurality of predetermined signal receiving terminals, a signal conversion module, a plurality of primary color modules and a white light module, wherein the plurality of predetermined signal receiving terminals are connected in one-to-one correspondence with the plurality of primary color module input terminals, the plurality of predetermined signal receiving terminals are used for receiving light-emitting signals for driving the primary color modules to emit light, the signal conversion module input terminals are respectively connected in one-to-one correspondence with the plurality of predetermined signal receiving terminals, and are also connected in one-to-one correspondence with the plurality of primary color module input terminals, the signal conversion module is connected with the white light module, and the signal conversion module is used for driving the corresponding primary color modules to emit light according to the light-emitting signals, wherein when the plurality of predetermined signal receiving terminals all receive the light-emitting signals, the signal conversion module drives the white light module to emit light, and the plurality of primary color modules do not emit light.
When the white light module emits light, none of the primary color modules emits light.
The preset signals comprise a red light signal, a green light signal and a blue light signal, the primary color modules comprise an R light-emitting module, a G light-emitting module and a B light-emitting module, and the input ends of the R light-emitting module, the G light-emitting module and the B light-emitting module are respectively connected with the receiving ends of the red light signal, the green light signal and the blue light signal in a one-to-one correspondence manner.
Specifically, the signal conversion module comprises an and gate module, a plurality of input ends of the and gate module are correspondingly connected with a plurality of receiving ends of the preset signals, and an output end of the and gate module is electrically connected with the white light module, wherein the white light module is lightened when the output of the and gate module is true.
Specifically, the AND gate module comprises a plurality of first diodes, and the cathodes of the first diodes are connected with the receiving ends of the predetermined signals in a one-to-one correspondence manner.
It should be noted that each second diode is connected to a receiving end of a predetermined signal in a one-to-one correspondence manner.
The white light module comprises a light-emitting LED lamp LW, a switching device, a resistor R4 and a resistor RW, wherein the anode of the LED lamp LW is connected with a power supply, the cathode of the LED lamp LW is connected with a first end of the resistor RW, a second end of the resistor RW is connected with an output end of the switching device, and the cathodes of a plurality of first diodes are in one-to-one correspondence with the receiving ends of a plurality of preset signals.
It is understood that the switching device may be a transistor, a MOS transistor, a photocoupling device, a relay, or the like. It should be noted that the number of the first diodes is identical to the number of the primary color light emitting modules, and those skilled in the art may select the type of the first diodes according to the actual requirements in the circuit, which is not limited herein.
The conversion module further comprises a plurality of second diodes, wherein the anodes of the second diodes are connected with the second diodes in a one-to-one correspondence manner, and the cathodes of the second diodes are connected with the output ends of the switching devices.
The primary color module comprises a plurality of luminous LED lamps and a plurality of switching triodes, the lamplight color of the luminous LED lamps is three primary colors of red, green and blue, the base electrodes of the switching triodes are connected with the receiving ends of a plurality of preset signals in a one-to-one correspondence mode, and the collector electrodes of the switching triodes are connected with the negative electrodes of the luminous LED lamps.
It can be understood that when the primary color modules are an R light emitting module, a G light emitting module and a B light emitting module, the R light emitting module may include a triode QR, a resistor R1, a resistor RR and a light emitting LED lamp, and the signal conversion module may be that a first end of the resistor R1 is connected to an RIN end in a receiving end of the predetermined signal and a diode D1, a second end is connected to a base of the triode QR, a collector of the triode QR is connected to a first end of the resistor RR, an emitter is grounded, a second end of the resistor RR is connected to the red light emitting LED lamp, the base of the triode QR is further connected to an anode of the diode D6, and a cathode of the diode D6 is connected to a collector of the triode Q1. For the circuit of the G light emitting module and the R light emitting module, the principle and connection are consistent, and a specific further connection can refer to fig. 1. It should be noted that, the anodes of the diodes D1, D2 and D3 are all connected to the base of the transistor Q1, and the cathodes of the diodes D4, D5 and D6 are all connected to the collector of the transistor Q1.
IN this embodiment, according to the connection of the circuits, when any one of the output terminals RIN, GIN and BIN of the target light signal input module outputs a low-level light-emitting signal, Q1 is not turned on, the lamp LW is not on, RGB is not affected by Q1, and corresponding modules emit light according to the light-emitting signals of IN, GIN and BIN, for example, when the corresponding red light-emitting LED lamp and blue light-emitting LED lamp respectively emit red light and blue light when the corresponding red light-emitting LED lamp and BIN receive the light-emitting signals, and when the corresponding green light-emitting LED lamp of GIN end does not emit light. When the RGB inputs are all high-level light signals, the Q1 is turned on to light LW, and the base currents of the transistors GR, QG, QB are pulled down by D4, D5, and D6 to make the transistors GR, QG, QB non-conductive, so that the LED lamp LRGB is not turned on, and the LW lamp in the white lamp module emits white light. A group of white LED lamps are not required to be additionally arranged, so that the situation of huge data volume during signal acquisition in real time caused by additional signal processing of a PC display system is avoided.
Specifically, the switching triodes are NPN triodes.
It can be understood that when the required white light brightness is higher, the light brightness of the light mixed by the light of the three primary colors is lower, and through the mode, when the light module of the three primary colors receives the light-emitting signal, the light conversion module converts the signal into the white light module to light the white light module, so that the high-intensity white light is realized, the light mixing is not required by the light module of the three primary colors, only the lamp of one module is required to be lighted, and the electric energy loss during light emission is reduced.
In this embodiment, the light emitting signals for driving the primary color modules to emit light are input to the predetermined signal receiving end, so that the corresponding primary color modules emit light as usual, the input ends of the signal conversion modules are respectively connected with the receiving ends of the predetermined signals in a one-to-one correspondence manner, and are also connected with the input ends of the primary color modules in a one-to-one correspondence manner, the output ends of the signal conversion modules are connected with the white light modules, when the receiving ends of the predetermined signals receive the light emitting signals, the conversion modules convert the light emitting signals originally driving the primary color modules into the light emitting signals for driving the white light modules, so that the white light modules are driven to emit light, the primary color modules do not emit light, white light emitted by the white light modules is used for replacing white light formed by mixing the primary color light emitting modules, so that the brightness of the white light is larger than the mixed brightness, color difference does not exist, the brightness and chromaticity of the white light emitting needs not to be lightened all the primary color modules, a W channel does not need to be added, only the white light emitting modules need to be lightened, the power when the white light emitting modules in a circuit is reduced, energy is saved, and meanwhile, the white light modules and the primary color modules and the white light modules adopt the same light emitting signal to emit light, so that the light emitting module is controlled to emit light, and the white color module is not need to process. The technical problem of resource consumption is solved.
Referring to fig. 2, fig. 2 is a schematic circuit connection diagram of an embodiment 2 of an LED lamp according to the present invention. Example 2 is further described on the basis of example 1:
The LED lamp comprises signal receiving ends RIN, GIN and BIN, a primary color module, a white light module and a signal conversion module, wherein the signal conversion module comprises diodes D7, D8, D9, D10, D11, D12 and a third tube Q2, the primary color module comprises an LED lamp LRGB and a third tube Q1, and the white light module comprises a third tube Q3 and a light-emitting lamp LW1.
The signal receiving terminals RIN, GIN and BIN are respectively connected with the anodes of diodes D7, D8 and D9 in the signal conversion module, the cathodes of D7, D8 and D9 are connected with the emitter of the diode Q2, the anodes of the diodes D10, D11 and D12 are connected with one end of the lamp LRGB of the primary color module, the cathode is connected with the base of the diode Q2, the other end of the lamp LRGB is connected with the collector of the diode Q1, the base of the diode Q1 is connected with the base of the diode Q3 and the collector of the diode Q2, the diode Q3 is electrically connected with the lamp LW1, and the connection of auxiliary element thereof is shown in fig. 2.
In this embodiment, when the input is a common RGB common positive signal and there is a voltage difference between any two groups of signal receiving terminals RIN, GIN and BIN, Q2 is turned on, Q1 is also turned on, and lamps corresponding to RIN, GIN and BIN emit light, and when the RGB inputs are the same signal, Q2 is turned on and off, Q1 is also turned off, Q3 is turned on, and lamp LW1 emits light.
Example 3
Referring to fig. 3, fig. 3 is a schematic circuit connection diagram of an embodiment 3 of an LED lamp according to the present invention. Example 3 is further described on the basis of example 1:
The LED lamp comprises a signal control input module, a signal conversion module, a primary color module and a white light module, wherein the signal control input module is connected with the input end of the signal conversion module and used for inputting a light-emitting control signal, the output end of the signal conversion module is connected with the primary color module and the white light module, and the signal conversion module is used for converting an input signal input to the white light module or the primary color module according to the light-emitting control signal input by the signal control input module.
Referring to fig. 3, the signal input module includes a pixel control chip U1, which is configured to convert a received light emission control signal into PWM signals for controlling brightness of each LED lamp in the primary color module, and input the PWM signals into the signal conversion module, wherein three diodes D2, D3 and D4 in the signal conversion module form an or gate, the triode Q2 and the 12V regulator form a comparator, so that when the base voltage of the triode Q2 is higher than 12.7V, the triode Q2 is defined as a high level, and meanwhile, the triode Q2 assumes the operation of a not gate, so that the high level of the base is inverted, when any one of the three signals is high (not bright), the Q2 outputs a low level to the base of the Q1 to conduct Q1, and when the Q3 is not turned on, the LED lamps in the white light module are not bright, and when all the three signals are low (bright), the Q1 to L6 are not turned on, and when the L1 to L6 are not turned on, the white light module is turned on, and the primary color module is not turned on. The connection relationship between the components is specifically shown in fig. 3, and will not be described here.
The foregoing embodiments are merely for illustrating the technical solution of the present invention, but not for limiting the same, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that modifications may be made to the technical solution described in the foregoing embodiments or equivalents may be substituted for parts of the technical features thereof, and that such modifications or substitutions do not depart from the spirit and scope of the technical solution of the embodiments of the present invention in essence.
Claims (8)
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| CN212137960U (en) * | 2020-06-08 | 2020-12-11 | 广州腾龙健康实业股份有限公司 | an LED light |
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| KR100825989B1 (en) * | 2006-11-16 | 2008-05-22 | 대방포스텍(주) | Emotional lighting device |
| CN201259772Y (en) * | 2008-08-29 | 2009-06-17 | 深圳市宏啟光电有限公司 | An LED display apparatus |
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